diff options
Diffstat (limited to 'arch/arm')
59 files changed, 2323 insertions, 1638 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 2c81731b9..0df16ffa4 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -136,7 +136,7 @@ MACHINE = nexuspci ARCHDIR = nexuspci endif -ifeq ($(CONFIG_ARCH_SA1100),u) +ifeq ($(CONFIG_ARCH_SA1100),y) MACHINE = sa1100 ARCHDIR = sa1100 endif @@ -146,7 +146,7 @@ HEAD := arch/arm/kernel/head-$(PROCESSOR).o \ SUBDIRS += arch/arm/kernel arch/arm/mm arch/arm/lib \ arch/arm/special arch/arm/nwfpe CORE_FILES := arch/arm/kernel/kernel.o arch/arm/mm/mm.o $(CORE_FILES) -LIBS := arch/arm/lib/lib.a $(LIBS) $(GCCLIB) +LIBS := arch/arm/lib/lib.o arch/arm/lib/lib.a $(LIBS) $(GCCLIB) DRIVERS += arch/arm/special/special.a ifeq ($(CONFIG_NWFPE),y) diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 8a100eb77..d2992a491 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -44,9 +44,9 @@ ZTEXTADDR = 0x40200000 ZRELADDR = 0x40008000 endif -ifeq ($(CONFIG_ARCH_SA110),y) +ifeq ($(CONFIG_ARCH_SA1100),y) +OBJS += head-sa1100.o ifeq ($(CONFIG_SA1100_VICTOR),y) -HEAD = head-victor.o ZTEXTADDR = 0x00002000 ZBSSADDR = 0xc0100000 else @@ -91,7 +91,7 @@ font.o: $(FONTC) vmlinux.lds: vmlinux.lds.in @sed "$(SEDFLAGS)" < vmlinux.lds.in > $@ -clean:; rm -f vmlinux core piggy* +clean:; rm -f vmlinux core piggy* vmlinux.lds .PHONY: vmlinux.lds clean diff --git a/arch/arm/boot/compressed/head-sa1100.S b/arch/arm/boot/compressed/head-sa1100.S new file mode 100644 index 000000000..90018e52b --- /dev/null +++ b/arch/arm/boot/compressed/head-sa1100.S @@ -0,0 +1,65 @@ +/* + * linux/arch/arm/boot/compressed/head-sa1100.S + * + * Copyright (C) 1999 Nicolas Pitre <nico@cam.org> + * + * SA1100 specific tweaks. This is merged with head.S by the linker. + */ + +#include <linux/config.h> + + + .section ".start", #alloc, #execinstr + +#ifndef CONFIG_ARCH_SA1100 +#error What am I doing here... +#endif + +#ifdef CONFIG_SA1100_BRUTUS +@ need to enter SVC mode +#define angel_SWIreason_EnterSVC 0x17 /* from arm.h, in angel source */ +#define angel_SWI_ARM (0xEF123456 & 0xffffff) + mov r0, #angel_SWIreason_EnterSVC + swi #angel_SWI_ARM + + @ turn off interrupts to prevent the angel from running + mrs r0, cpsr + orr r0, r0, #0xc0 + msr cpsr, r0 +#endif + +#ifdef CONFIG_SA1100_VICTOR + @ Copy cmdline to 0xc0000000 + mov r1, #0xc0000000 + cmp r0, #0 + moveq r2, #0 +1: ldrneb r2, [r0], #1 + cmpne r2, #0 + strb r2, [r1], #1 + bne 1b +#endif + + @ Data cache might be active. + @ Be sure to flush kernel binary out of the cache, + @ whatever state it is, before it is turned off. + @ This is done by fetching through currently executed + @ memory to be sure we hit the same cache. + bic r2, pc, #0x1f + add r3, r2, #0x4000 @ 16 kb is quite enough... +1: ldr r0, [r2], #32 + teq r2, r3 + bne 1b + mcr p15, 0, r0, c7, c10, 4 @ drain WB + mcr p15, 0, r0, c7, c7, 0 @ flush I & D caches + + @ disabling MMU, enabling I cache + mrc p15, 0, r0, c1, c0, 0 @ read control reg + bic r0, r0, #0x0d @ clear WB, DC, MMU + orr r0, r0, #0x1000 @ set Icache + mcr p15, 0, r0, c1, c0, 0 + + @ set registers for entry + mov r0, #0 + mov r1, #16 + + diff --git a/arch/arm/boot/compressed/head-victor.S b/arch/arm/boot/compressed/head-victor.S deleted file mode 100644 index e556383ba..000000000 --- a/arch/arm/boot/compressed/head-victor.S +++ /dev/null @@ -1,45 +0,0 @@ -/* - * linux/arch/arm/boot/compressed/head-victor.S - * - * Copyright (C) 1998 Nicolas Pitre <nico@visuaide.com> - */ - -#include <linux/linkage.h> - - .text - .globl _start -_start: - @ just in case we still use an a.out loader... - nop - nop - nop - nop - nop - nop - nop - nop - - @ load different addresses - adr r2, LC0 - ldmia r2, {r4, r5, r6, sp} - - @ clear BSS - mov r2, #0 -1: str r2, [r5], #4 - cmp r5, r6 - blt 1b - - @ uncompress the kernel - mov r8, r0 @ save cmdline ptr - mov r0, r4 @ where to put uncompressed data - add r1, r6, #31 - bic r1, r1, #31 @ free memory space - add r2, r1, #65536 @ end of free mem space - bl SYMBOL_NAME(decompress_kernel) - mov r0, r8 @ retrieve cmdline ptr - mov pc, r4 @ call via EXEC entry - -LC0: .word _load_addr - .word __bss_start - .word SYMBOL_NAME(_end) - .word SYMBOL_NAME(user_stack)+4096 diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index e87c0a72e..796f812ab 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -77,10 +77,10 @@ start: cmp r2, r3 blt 1b - eor r1, r6, #0x44 << 24 @ SA-110? + eor r1, r6, #0x44 << 24 @ SA-110 or SA-1100? eor r1, r1, #0x01 << 16 eor r1, r1, #0xa1 << 8 - movs r1, r1, lsr #4 + movs r1, r1, lsr #5 mcreq p15, 0, r1, c7, c7, 0 @ flush I & D-cache mcreq p15, 0, r1, c7, c10, 4 @ drain WB add pc, r5, r0 @ call relocation code @@ -144,10 +144,10 @@ reloc_start: add r8, r5, r0 mov r0, r4 bl memdump #endif - eor r0, r6, #0x44 << 24 @ SA-110? + eor r0, r6, #0x44 << 24 @ SA-110 or SA-1100? eor r0, r0, #0x01 << 16 eor r0, r0, #0xa1 << 8 - movs r0, r0, lsr #4 + movs r0, r0, lsr #5 mcreq p15, 0, r0, c7, c7, 0 @ flush I cache mcreq p15, 0, r1, c7, c10, 4 @ drain WB diff --git a/arch/arm/config.in b/arch/arm/config.in index e1d54c4e7..be7102698 100644 --- a/arch/arm/config.in +++ b/arch/arm/config.in @@ -6,6 +6,8 @@ mainmenu_name "Linux Kernel Configuration" define_bool CONFIG_ARM y +define_bool CONFIG_UID16 y + mainmenu_option next_comment comment 'Code maturity level options' bool 'Prompt for development and/or incomplete code/drivers' CONFIG_EXPERIMENTAL @@ -44,7 +46,6 @@ if [ "$CONFIG_ADDIN_FOOTBRIDGE" = "y" ]; then fi if [ "$CONFIG_ARCH_SA1100" = "y" ]; then - define_bool CONFIG_CPU_SA1100 y choice 'SA1100 implementation' \ "Brutus CONFIG_SA1100_BRUTUS \ Empeg CONFIG_SA1100_EMPEG \ @@ -93,7 +94,11 @@ else "$CONFIG_FOOTBRIDGE" = "y" -o \ "$CONFIG_ARCH_NEXUSPCI" = "y" ]; then define_bool CONFIG_CPU_32v4 y - define_bool CONFIG_CPU_SA110 y + if [ "$CONFIG_ARCH_SA1100" = "y" ]; then + define_bool CONFIG_CPU_SA1100 y + else + define_bool CONFIG_CPU_SA110 y + fi else if [ "$CONFIG_ARCH_RPC" = "y" ]; then define_bool CONFIG_CPU_32v3 y @@ -110,7 +115,7 @@ fi if [ "$CONFIG_ARCH_NEXUSPCI" = "y" -o \ "$CONFIG_HOST_FOOTBRIDGE" = "y" ]; then define_bool CONFIG_PCI y - source drivers/pci/Config.h + source drivers/pci/Config.in fi # @@ -123,8 +128,8 @@ else define_bool CONFIG_ISA_DMA n fi -if [ "$CONFIG_CPU_32" = "y" -a "$CONFIG_ARCH_EBSA110" != "y" -a "$CONFIG_EXPERIMENTAL" = "y" ]; then - bool 'Enable kernel-mode alignment trap handler (EXPERIMENTAL)' CONFIG_ALIGNMENT_TRAP +if [ "$CONFIG_CPU_32" = "y" -a "$CONFIG_ARCH_EBSA110" != "y" ]; then + bool 'Kernel-mode alignment trap handler' CONFIG_ALIGNMENT_TRAP fi #bool 'Split text into discardable sections' CONFIG_TEXT_SECTIONS endmenu @@ -273,11 +278,10 @@ bool 'Verbose user fault messages' CONFIG_DEBUG_USER bool 'Include debugging information in kernel binary' CONFIG_DEBUG_INFO #bool 'Debug kmalloc/kfree' CONFIG_DEBUG_MALLOC bool 'Magic SysRq key' CONFIG_MAGIC_SYSRQ +if [ "$CONFIG_CPU_26" = "y" ]; then + bool 'Disable pgtable cache' CONFIG_NO_PGT_CACHE +fi if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then - if [ "$CONFIG_CPU_26" = "y" ]; then - bool 'Disable pgtable cache (EXPERIMENTAL)' CONFIG_NO_PGT_CACHE - fi - # These options are only for real kernel hackers # who want to get their hands dirty. bool 'Kernel low-level debugging functions' CONFIG_DEBUG_LL diff --git a/arch/arm/def-configs/a5k b/arch/arm/def-configs/a5k index 8b402a59e..b5fd4b315 100644 --- a/arch/arm/def-configs/a5k +++ b/arch/arm/def-configs/a5k @@ -4,6 +4,11 @@ CONFIG_ARM=y # +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y + +# # System and processor type # # CONFIG_ARCH_ARC is not set @@ -12,22 +17,10 @@ CONFIG_ARCH_A5K=y # CONFIG_ARCH_EBSA110 is not set # CONFIG_FOOTBRIDGE is not set CONFIG_ARCH_ACORN=y -# CONFIG_ISA_DMA is not set # CONFIG_CPU_32 is not set CONFIG_CPU_26=y -# CONFIG_CPU_ARM2 is not set -CONFIG_CPU_ARM3=y -# CONFIG_CPU_ARM6 is not set -# CONFIG_CPU_ARM7 is not set -# CONFIG_CPU_SA110 is not set -CONFIG_PAGESIZE_32=y # CONFIG_PAGESIZE_16 is not set - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y -# CONFIG_TEXT_SECTIONS is not set +# CONFIG_ISA_DMA is not set # # Loadable module support @@ -43,17 +36,38 @@ CONFIG_NET=y CONFIG_SYSVIPC=y # CONFIG_BSD_PROCESS_ACCT is not set CONFIG_SYSCTL=y -# CONFIG_NWFPE is not set +CONFIG_NWFPE=y +CONFIG_KCORE_ELF=y +# CONFIG_KCORE_AOUT is not set CONFIG_BINFMT_AOUT=y -CONFIG_BINFMT_ELF=m +# CONFIG_BINFMT_ELF is not set # CONFIG_BINFMT_MISC is not set -CONFIG_PARPORT=y -CONFIG_PARPORT_PC=y +CONFIG_PARPORT=m +CONFIG_PARPORT_PC=m +# CONFIG_PARPORT_PC_FIFO is not set +# CONFIG_PARPORT_ARC is not set +# CONFIG_PARPORT_AMIGA is not set +# CONFIG_PARPORT_MFC3 is not set +# CONFIG_PARPORT_ATARI is not set +# CONFIG_PARPORT_SUNBPP is not set +# CONFIG_PARPORT_OTHER is not set +# CONFIG_PARPORT_1284 is not set + +# +# I2O device support +# +# CONFIG_I2O is not set +# CONFIG_I2O_PCI is not set +# CONFIG_I2O_BLOCK is not set +# CONFIG_I2O_LAN is not set +# CONFIG_I2O_SCSI is not set +# CONFIG_I2O_PROC is not set # -# Plug and Play support +# Plug and Play configuration # # CONFIG_PNP is not set +# CONFIG_ISAPNP is not set # # Block devices @@ -66,11 +80,19 @@ CONFIG_BLK_DEV_IDE=y # # CONFIG_BLK_DEV_HD_IDE is not set CONFIG_BLK_DEV_IDEDISK=y +# CONFIG_IDEDISK_MULTI_MODE is not set # CONFIG_BLK_DEV_IDECD is not set # CONFIG_BLK_DEV_IDETAPE is not set # CONFIG_BLK_DEV_IDEFLOPPY is not set # CONFIG_BLK_DEV_IDESCSI is not set + +# +# IDE chipset support/bugfixes +# # CONFIG_BLK_DEV_CMD640 is not set +CONFIG_BLK_DEV_IDE_ICSIDE=y +# CONFIG_BLK_DEV_IDEDMA_ICS is not set +# CONFIG_BLK_DEV_IDE_RAPIDE is not set # CONFIG_IDE_CHIPSETS is not set # @@ -82,16 +104,14 @@ CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_INITRD=y # CONFIG_BLK_DEV_XD is not set -CONFIG_PARIDE_PARPORT=y +CONFIG_PARIDE_PARPORT=m # CONFIG_PARIDE is not set +# CONFIG_BLK_DEV_IDE_MODES is not set # CONFIG_BLK_DEV_HD is not set # # Acorn-specific block devices # -CONFIG_BLK_DEV_IDE_CARDS=y -CONFIG_BLK_DEV_IDE_ICSIDE=y -# CONFIG_BLK_DEV_IDE_RAPIDE is not set # CONFIG_BLK_DEV_FD1772 is not set CONFIG_BLK_DEV_MFM=m CONFIG_BLK_DEV_MFM_AUTODETECT=y @@ -102,26 +122,33 @@ CONFIG_BLK_DEV_MFM_AUTODETECT=y CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_SERIAL=y -# CONFIG_SERIAL_CONSOLE is not set +CONFIG_SERIAL_CONSOLE=y +# CONFIG_ATOMWIDE_SERIAL is not set +# CONFIG_DUALSP_SERIAL is not set # CONFIG_SERIAL_EXTENDED is not set -CONFIG_ATOMWIDE_SERIAL=y -CONFIG_DUALSP_SERIAL=y # CONFIG_SERIAL_NONSTANDARD is not set # CONFIG_UNIX98_PTYS is not set -CONFIG_PRINTER=y -CONFIG_PRINTER_READBACK=y -CONFIG_MOUSE=y +# CONFIG_PRINTER is not set +# CONFIG_PPDEV is not set # # Mice # -# CONFIG_ATIXL_BUSMOUSE is not set # CONFIG_BUSMOUSE is not set -# CONFIG_MS_BUSMOUSE is not set +CONFIG_MOUSE=y # CONFIG_PSMOUSE is not set # CONFIG_82C710_MOUSE is not set # CONFIG_PC110_PAD is not set + +# +# Joysticks +# +# CONFIG_JOYSTICK is not set # CONFIG_QIC02_TAPE is not set + +# +# Watchdog Cards +# # CONFIG_WATCHDOG is not set # CONFIG_NVRAM is not set # CONFIG_RTC is not set @@ -130,27 +157,38 @@ CONFIG_MOUSE=y # Video For Linux # # CONFIG_VIDEO_DEV is not set - -# -# Joystick support -# -# CONFIG_JOYSTICK is not set # CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set # # Ftape, the floppy tape device driver # # CONFIG_FTAPE is not set -CONFIG_KBDMOUSE=y +# CONFIG_DRM is not set +# CONFIG_DRM_TDFX is not set +# CONFIG_AGP is not set + +# +# Support for USB +# +# CONFIG_USB is not set # # Console drivers # CONFIG_FB=y + +# +# Frame-buffer support +# +CONFIG_FB=y CONFIG_DUMMY_CONSOLE=y CONFIG_FB_ACORN=y # CONFIG_FB_MATROX is not set # CONFIG_FB_ATY is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_3DFX is not set # CONFIG_FB_VIRTUAL is not set # CONFIG_FBCON_ADVANCED is not set CONFIG_FBCON_MFB=y @@ -158,9 +196,13 @@ CONFIG_FBCON_CFB2=y CONFIG_FBCON_CFB4=y CONFIG_FBCON_CFB8=y # CONFIG_FBCON_FONTWIDTH8_ONLY is not set -# CONFIG_FBCON_FONTS is not set -CONFIG_FONT_8x8=y -CONFIG_FONT_8x16=y +CONFIG_FBCON_FONTS=y +# CONFIG_FONT_8x8 is not set +# CONFIG_FONT_8x16 is not set +# CONFIG_FONT_SUN8x16 is not set +# CONFIG_FONT_SUN12x22 is not set +# CONFIG_FONT_6x11 is not set +# CONFIG_FONT_PEARL_8x8 is not set CONFIG_FONT_ACORN_8x8=y # @@ -168,7 +210,7 @@ CONFIG_FONT_ACORN_8x8=y # # CONFIG_PACKET is not set # CONFIG_NETLINK is not set -# CONFIG_FIREWALL is not set +# CONFIG_NETFILTER is not set # CONFIG_FILTER is not set CONFIG_UNIX=y CONFIG_INET=y @@ -184,15 +226,17 @@ CONFIG_INET=y # # (it is safe to leave these untouched) # -# CONFIG_INET_RARP is not set # CONFIG_SKB_LARGE is not set # CONFIG_IPV6 is not set +# CONFIG_KHTTPD is not set +# CONFIG_ATM is not set # # # # CONFIG_IPX is not set # CONFIG_ATALK is not set +# CONFIG_DECNET is not set # CONFIG_X25 is not set # CONFIG_LAPB is not set # CONFIG_BRIDGE is not set @@ -201,7 +245,6 @@ CONFIG_INET=y # CONFIG_WAN_ROUTER is not set # CONFIG_NET_FASTROUTE is not set # CONFIG_NET_HW_FLOWCONTROL is not set -# CONFIG_CPU_IS_SLOW is not set # # QoS and/or fair queueing @@ -214,7 +257,7 @@ CONFIG_INET=y # CONFIG_HAMRADIO is not set # -# IrDA subsystem support +# IrDA (infrared) support # # CONFIG_IRDA is not set @@ -222,9 +265,18 @@ CONFIG_INET=y # Network device support # CONFIG_NETDEVICES=y + +# +# ARCnet devices +# # CONFIG_ARCNET is not set # CONFIG_DUMMY is not set # CONFIG_EQUALIZER is not set +# CONFIG_NET_SB1000 is not set + +# +# Ethernet (10 or 100Mbit) +# CONFIG_NET_ETHERNET=y CONFIG_ARM_ETHER1=y CONFIG_ARM_ETHER3=y @@ -234,96 +286,47 @@ CONFIG_ARM_ETHER3=y # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_RTL8139 is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_ACENIC is not set +# CONFIG_DM9102 is not set +# CONFIG_AT1700 is not set +# CONFIG_DEPCA is not set # CONFIG_NET_ISA is not set # CONFIG_NET_EISA is not set # CONFIG_NET_POCKET is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_YELLOWFIN is not set +# CONFIG_ACENIC is not set +# CONFIG_SK98LIN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set -# CONFIG_DLCI is not set # CONFIG_PLIP is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set + +# +# Wireless LAN (non-hamradio) +# # CONFIG_NET_RADIO is not set + +# +# Token Ring driver support +# # CONFIG_TR is not set -# CONFIG_SHAPER is not set -# CONFIG_HOSTESS_SV11 is not set -# CONFIG_COSA is not set +# CONFIG_NET_FC is not set # CONFIG_RCPCI is not set +# CONFIG_SHAPER is not set + +# +# Wan interfaces +# +# CONFIG_WAN is not set # # SCSI support # -CONFIG_SCSI=y - -# -# SCSI support type (disk, tape, CD-ROM) -# -CONFIG_BLK_DEV_SD=y -# CONFIG_CHR_DEV_ST is not set -CONFIG_BLK_DEV_SR=y -# CONFIG_BLK_DEV_SR_VENDOR is not set -# CONFIG_CHR_DEV_SG is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# -# CONFIG_SCSI_MULTI_LUN is not set -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y - -# -# SCSI low-level drivers -# -# CONFIG_SCSI_7000FASST is not set -# CONFIG_SCSI_ACARD is not set -# CONFIG_SCSI_AHA152X is not set -# CONFIG_SCSI_AHA1542 is not set -# CONFIG_SCSI_AHA1740 is not set -# CONFIG_SCSI_AIC7XXX is not set -# CONFIG_SCSI_ADVANSYS is not set -# CONFIG_SCSI_IN2000 is not set -# CONFIG_SCSI_AM53C974 is not set -# CONFIG_SCSI_MEGARAID is not set -# CONFIG_SCSI_BUSLOGIC is not set -# CONFIG_SCSI_DTC3280 is not set -# CONFIG_SCSI_EATA is not set -# CONFIG_SCSI_EATA_DMA is not set -# CONFIG_SCSI_EATA_PIO is not set -# CONFIG_SCSI_FUTURE_DOMAIN is not set -# CONFIG_SCSI_GDTH is not set -# CONFIG_SCSI_GENERIC_NCR5380 is not set -CONFIG_SCSI_PPA=m -# CONFIG_SCSI_IMM is not set -# CONFIG_SCSI_IZIP_EPP16 is not set -# CONFIG_SCSI_IZIP_SLOW_CTR is not set -# CONFIG_SCSI_NCR53C406A is not set -# CONFIG_SCSI_SYM53C416 is not set -# CONFIG_SCSI_PAS16 is not set -# CONFIG_SCSI_PCI2000 is not set -# CONFIG_SCSI_PCI2220I is not set -# CONFIG_SCSI_PSI240I is not set -# CONFIG_SCSI_QLOGIC_FAS is not set -# CONFIG_SCSI_SEAGATE is not set -# CONFIG_SCSI_T128 is not set -# CONFIG_SCSI_U14_34F is not set -# CONFIG_SCSI_ULTRASTOR is not set -# CONFIG_SCSI_DEBUG is not set -CONFIG_SCSI_ACORNSCSI_3=y -CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE=y -CONFIG_SCSI_ACORNSCSI_SYNC=y -CONFIG_SCSI_ARXESCSI=m -# CONFIG_SCSI_CUMANA_2 is not set -CONFIG_SCSI_EESOXSCSI=y -# CONFIG_SCSI_POWERTECSCSI is not set - -# -# The following drivers are not fully supported -# -# CONFIG_SCSI_CUMANA_1 is not set -# CONFIG_SCSI_ECOSCSI is not set -# CONFIG_SCSI_OAK1 is not set +# CONFIG_SCSI is not set # # Sound @@ -338,12 +341,14 @@ CONFIG_SCSI_EESOXSCSI=y CONFIG_ADFS_FS=y # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set +# CONFIG_BFS_FS is not set CONFIG_FAT_FS=m CONFIG_MSDOS_FS=m # CONFIG_UMSDOS_FS is not set -CONFIG_VFAT_FS=m -CONFIG_ISO9660_FS=y -CONFIG_JOLIET=y +# CONFIG_VFAT_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_ISO9660_FS is not set +# CONFIG_JOLIET is not set # CONFIG_MINIX_FS is not set # CONFIG_NTFS_FS is not set # CONFIG_HPFS_FS is not set @@ -352,6 +357,7 @@ CONFIG_PROC_FS=y # CONFIG_ROMFS_FS is not set CONFIG_EXT2_FS=y # CONFIG_SYSV_FS is not set +# CONFIG_UDF_FS is not set # CONFIG_UFS_FS is not set # @@ -359,8 +365,7 @@ CONFIG_EXT2_FS=y # # CONFIG_CODA_FS is not set CONFIG_NFS_FS=y -CONFIG_NFSD=y -# CONFIG_NFSD_SUN is not set +# CONFIG_NFSD is not set CONFIG_SUNRPC=y CONFIG_LOCKD=y # CONFIG_SMB_FS is not set @@ -369,12 +374,10 @@ CONFIG_LOCKD=y # # Partition Types # -# CONFIG_OSF_PARTITION is not set -# CONFIG_MAC_PARTITION is not set +# CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y # CONFIG_SGI_PARTITION is not set # CONFIG_SUN_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set CONFIG_ACORN_PARTITION=y CONFIG_ACORN_PARTITION_ADFS=y CONFIG_ACORN_PARTITION_ICS=y @@ -410,6 +413,7 @@ CONFIG_NLS=y # CONFIG_NLS_ISO8859_7 is not set # CONFIG_NLS_ISO8859_8 is not set # CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_14 is not set # CONFIG_NLS_ISO8859_15 is not set # CONFIG_NLS_KOI8_R is not set @@ -418,8 +422,8 @@ CONFIG_NLS=y # CONFIG_FRAME_POINTER=y CONFIG_DEBUG_ERRORS=y -# CONFIG_DEBUG_USER is not set +CONFIG_DEBUG_USER=y # CONFIG_DEBUG_INFO is not set CONFIG_MAGIC_SYSRQ=y CONFIG_NO_PGT_CACHE=y -# CONFIG_DEBUG_LL is not set +CONFIG_DEBUG_LL=y diff --git a/arch/arm/def-configs/footbridge b/arch/arm/def-configs/footbridge index fa410d522..d68d0b358 100644 --- a/arch/arm/def-configs/footbridge +++ b/arch/arm/def-configs/footbridge @@ -4,6 +4,11 @@ CONFIG_ARM=y # +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y + +# # System and processor type # # CONFIG_ARCH_ARC is not set @@ -23,11 +28,6 @@ CONFIG_CPU_32v4=y CONFIG_CPU_SA110=y CONFIG_PCI=y CONFIG_ISA_DMA=y - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y # CONFIG_ALIGNMENT_TRAP is not set # @@ -45,6 +45,8 @@ CONFIG_SYSVIPC=y # CONFIG_BSD_PROCESS_ACCT is not set CONFIG_SYSCTL=y CONFIG_NWFPE=y +CONFIG_KCORE_ELF=y +# CONFIG_KCORE_AOUT is not set CONFIG_BINFMT_AOUT=y CONFIG_BINFMT_ELF=y # CONFIG_BINFMT_MISC is not set @@ -52,7 +54,6 @@ CONFIG_BINFMT_ELF=y CONFIG_PARPORT=y CONFIG_PARPORT_PC=y CONFIG_PARPORT_PC_FIFO=y -# CONFIG_PARPORT_PC_PCMCIA is not set # CONFIG_PARPORT_ARC is not set # CONFIG_PARPORT_AMIGA is not set # CONFIG_PARPORT_MFC3 is not set @@ -60,7 +61,7 @@ CONFIG_PARPORT_PC_FIFO=y # CONFIG_PARPORT_SUNBPP is not set # CONFIG_PARPORT_OTHER is not set CONFIG_PARPORT_1284=y -CONFIG_CMDLINE="root=/dev/hda2 ro mem=32M parport=0x378,7 ide0=autotune" +CONFIG_CMDLINE="root=/dev/hda1 ro mem=32M parport=0x378,7 ide0=autotune" CONFIG_LEDS=y CONFIG_LEDS_TIMER=y # CONFIG_LEDS_CPU is not set @@ -97,15 +98,20 @@ CONFIG_IDEDISK_MULTI_MODE=y # CONFIG_BLK_DEV_IDETAPE is not set # CONFIG_BLK_DEV_IDEFLOPPY is not set # CONFIG_BLK_DEV_IDESCSI is not set + +# +# IDE chipset support/bugfixes +# # CONFIG_BLK_DEV_CMD640 is not set # CONFIG_BLK_DEV_RZ1000 is not set CONFIG_BLK_DEV_IDEPCI=y CONFIG_BLK_DEV_IDEDMA_PCI=y CONFIG_IDEDMA_PCI_AUTO=y -# IDEDMA_NEW_DRIVE_LISTINGS is not set -IDEDMA_PCI_EXPERIMENTAL=y +CONFIG_IDEDMA_NEW_DRIVE_LISTINGS=y +CONFIG_IDEDMA_PCI_EXPERIMENTAL=y CONFIG_BLK_DEV_OFFBOARD=y # CONFIG_BLK_DEV_AEC6210 is not set +# CONFIG_BLK_DEV_ALI15X3 is not set # CONFIG_BLK_DEV_CMD646 is not set CONFIG_BLK_DEV_CY82C693=y # CONFIG_BLK_DEV_HPT34X is not set @@ -113,8 +119,8 @@ CONFIG_BLK_DEV_CY82C693=y # CONFIG_BLK_DEV_NS87415 is not set # CONFIG_BLK_DEV_OPTI621 is not set CONFIG_BLK_DEV_PDC202XX=y -# PDC202XX_FORCE_BURST_BIT is not set -# PDC202XX_FORCE_MASTER_MODE is not set +# CONFIG_PDC202XX_FORCE_BURST_BIT is not set +# CONFIG_PDC202XX_FORCE_MASTER_MODE is not set # CONFIG_BLK_DEV_TRM290 is not set CONFIG_BLK_DEV_SL82C105=y CONFIG_BLK_DEV_IDEDMA=y @@ -135,6 +141,7 @@ CONFIG_MD_RAID5=m CONFIG_BLK_DEV_RAM=y # CONFIG_BLK_DEV_INITRD is not set # CONFIG_BLK_DEV_XD is not set +# CONFIG_BLK_DEV_DAC960 is not set CONFIG_PARIDE_PARPORT=y CONFIG_PARIDE=m @@ -176,7 +183,8 @@ CONFIG_SERIAL=y CONFIG_SERIAL_CONSOLE=y # CONFIG_SERIAL_EXTENDED is not set # CONFIG_SERIAL_NONSTANDARD is not set -# CONFIG_UNIX98_PTYS is not set +CONFIG_UNIX98_PTYS=y +CONFIG_UNIX98_PTY_COUNT=256 CONFIG_PRINTER=m # CONFIG_LP_CONSOLE is not set # CONFIG_PPDEV is not set @@ -189,12 +197,17 @@ CONFIG_MOUSE=y CONFIG_PSMOUSE=y # CONFIG_82C710_MOUSE is not set # CONFIG_PC110_PAD is not set + +# +# Joysticks +# +# CONFIG_JOYSTICK is not set # CONFIG_QIC02_TAPE is not set -CONFIG_WATCHDOG=y # # Watchdog Cards # +CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set # CONFIG_WDT is not set CONFIG_SOFT_WATCHDOG=y @@ -212,12 +225,33 @@ CONFIG_RTC=y # # Video For Linux # -# CONFIG_VIDEO_DEV is not set - -# -# Joystick support -# -# CONFIG_JOYSTICK is not set +CONFIG_VIDEO_DEV=y +# CONFIG_I2C_PARPORT is not set + +# +# Radio/Video Adapters +# +# CONFIG_RADIO_CADET is not set +# CONFIG_RADIO_RTRACK is not set +# CONFIG_RADIO_RTRACK2 is not set +# CONFIG_RADIO_AZTECH is not set +# CONFIG_VIDEO_BT848 is not set +# CONFIG_RADIO_GEMTEK is not set +# CONFIG_VIDEO_PMS is not set +# CONFIG_RADIO_MIROPCM20 is not set +# CONFIG_VIDEO_BWQCAM is not set +# CONFIG_VIDEO_CQCAM is not set +# CONFIG_VIDEO_SAA5249 is not set +# CONFIG_RADIO_SF16FMI is not set +# CONFIG_VIDEO_STRADIS is not set +# CONFIG_RADIO_TERRATEC is not set +# CONFIG_RADIO_TRUST is not set +# CONFIG_RADIO_TYPHOON is not set +# CONFIG_RADIO_ZOLTRIX is not set +# CONFIG_VIDEO_ZORAN is not set +# CONFIG_VIDEO_BUZ is not set +# CONFIG_VIDEO_ZR36120 is not set +CONFIG_VIDEO_CYBERPRO=m # CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set @@ -226,41 +260,64 @@ CONFIG_RTC=y # Ftape, the floppy tape device driver # # CONFIG_FTAPE is not set +# CONFIG_DRM is not set +# CONFIG_DRM_TDFX is not set # -# USB drivers - not for the faint of heart +# Support for USB # CONFIG_USB=m + +# +# USB Controllers +# # CONFIG_USB_UHCI is not set CONFIG_USB_OHCI=m CONFIG_USB_OHCI_DEBUG=y CONFIG_USB_OHCI_HCD=m CONFIG_USB_OHCI_VROOTHUB=y + +# +# Miscellaneous USB options +# # CONFIG_USB_DEBUG_ISOC is not set -CONFIG_USB_HUB=m +CONFIG_USB_PROC=y +# CONFIG_USB_EZUSB is not set + +# +# USB Devices +# CONFIG_USB_MOUSE=m +# CONFIG_USB_HP_SCANNER is not set CONFIG_USB_KBD=m CONFIG_USB_AUDIO=m CONFIG_USB_ACM=m CONFIG_USB_PRINTER=m +# CONFIG_USB_SERIAL is not set # CONFIG_USB_CPIA is not set -CONFIG_USB_SCSI=m -CONFIG_USB_SCSI_DEBUG=m -# CONFIG_USB_EZUSB is not set +# CONFIG_USB_DC2XX is not set +# CONFIG_USB_SCSI is not set # CONFIG_USB_USS720 is not set -CONFIG_USB_PROC=y # # Console drivers # CONFIG_VGA_CONSOLE=y CONFIG_FB=y + +# +# Frame-buffer support +# +CONFIG_FB=y CONFIG_DUMMY_CONSOLE=y +# CONFIG_FB_RIVA is not set # CONFIG_FB_CLGEN is not set # CONFIG_FB_PM2 is not set CONFIG_FB_CYBER2000=y # CONFIG_FB_MATROX is not set # CONFIG_FB_ATY is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_3DFX is not set # CONFIG_FB_VIRTUAL is not set CONFIG_FBCON_ADVANCED=y # CONFIG_FBCON_MFB is not set @@ -377,12 +434,13 @@ CONFIG_VORTEX=y # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_RTL8139 is not set -# CONFIG_SIS900 is not set -# CONFIG_YELLOWFIN is not set +# CONFIG_DM9102 is not set +# CONFIG_AT1700 is not set +# CONFIG_DEPCA is not set # CONFIG_NET_ISA is not set CONFIG_NET_EISA=y # CONFIG_PCNET32 is not set -# CONFIG_ACENIC is not set +# CONFIG_ADAPTEC_STARFIRE is not set # CONFIG_AC3200 is not set # CONFIG_APRICOT is not set # CONFIG_CS89x0 is not set @@ -393,27 +451,40 @@ CONFIG_DEC_ELCP=m # CONFIG_LNE390 is not set # CONFIG_NE3210 is not set CONFIG_NE2K_PCI=y +# CONFIG_SIS900 is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_ES3210 is not set # CONFIG_EPIC100 is not set # CONFIG_ZNET is not set # CONFIG_NET_POCKET is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_YELLOWFIN is not set +# CONFIG_ACENIC is not set +# CONFIG_SK98LIN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set # CONFIG_PLIP is not set CONFIG_PPP=m CONFIG_PPP_ASYNC=m +# CONFIG_PPP_SYNC_TTY is not set CONFIG_PPP_DEFLATE=m CONFIG_PPP_BSDCOMP=m CONFIG_SLIP=m CONFIG_SLIP_COMPRESSED=y CONFIG_SLIP_SMART=y CONFIG_SLIP_MODE_SLIP6=y + +# +# Wireless LAN (non-hamradio) +# # CONFIG_NET_RADIO is not set # -# Token ring devices +# Token Ring driver support # # CONFIG_TR is not set # CONFIG_NET_FC is not set @@ -423,10 +494,7 @@ CONFIG_SLIP_MODE_SLIP6=y # # Wan interfaces # -# CONFIG_HOSTESS_SV11 is not set -# CONFIG_COSA is not set -# CONFIG_SEALEVEL_4021 is not set -# CONFIG_DLCI is not set +# CONFIG_WAN is not set # # SCSI support @@ -441,30 +509,33 @@ CONFIG_SOUND=m # CONFIG_SOUND_ES1370 is not set # CONFIG_SOUND_ES1371 is not set # CONFIG_SOUND_ESSSOLO1 is not set +# CONFIG_SOUND_MAESTRO is not set # CONFIG_SOUND_SONICVIBES is not set +# CONFIG_SOUND_TRIDENT is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set CONFIG_SOUND_OSS=m -# CONFIG_SOUND_PAS is not set -CONFIG_SOUND_SB=m -CONFIG_SOUND_ADLIB=m -# CONFIG_SOUND_GUS is not set -# CONFIG_SOUND_MPU401 is not set -# CONFIG_SOUND_PSS is not set -# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_AD1816 is not set +# CONFIG_SOUND_SGALAXY is not set +# CONFIG_SOUND_CS4232 is not set # CONFIG_SOUND_SSCAPE is not set +# CONFIG_SOUND_GUS is not set +# CONFIG_SOUND_VMIDI is not set # CONFIG_SOUND_TRIX is not set +# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_MPU401 is not set +# CONFIG_SOUND_NM256 is not set # CONFIG_SOUND_MAD16 is not set +# CONFIG_SOUND_PAS is not set +# CONFIG_SOUND_PSS is not set +# CONFIG_SOUND_SOFTOSS is not set +CONFIG_SOUND_SB=m # CONFIG_SOUND_WAVEFRONT is not set -# CONFIG_SOUND_CS4232 is not set -# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_MAUI is not set -# CONFIG_SOUND_SGALAXY is not set -# CONFIG_SOUND_AD1816 is not set -# CONFIG_SOUND_OPL3SA1 is not set -# CONFIG_SOUND_SOFTOSS is not set +# CONFIG_SOUND_VIA82CXXX is not set # CONFIG_SOUND_YM3812 is not set -# CONFIG_SOUND_VMIDI is not set +# CONFIG_SOUND_OPL3SA1 is not set +# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_UART6850 is not set # CONFIG_SOUND_VIDC is not set CONFIG_SOUND_WAVEARTIST=m @@ -482,10 +553,11 @@ CONFIG_WAVEARTIST_DMA2=7 # Filesystems # # CONFIG_QUOTA is not set -# CONFIG_AUTOFS_FS is not set +CONFIG_AUTOFS_FS=y CONFIG_ADFS_FS=y # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set +# CONFIG_BFS_FS is not set CONFIG_FAT_FS=m CONFIG_MSDOS_FS=m # CONFIG_UMSDOS_FS is not set @@ -497,10 +569,12 @@ CONFIG_JOLIET=y # CONFIG_NTFS_FS is not set # CONFIG_HPFS_FS is not set CONFIG_PROC_FS=y +CONFIG_DEVPTS_FS=y # CONFIG_QNX4FS_FS is not set # CONFIG_ROMFS_FS is not set CONFIG_EXT2_FS=y # CONFIG_SYSV_FS is not set +# CONFIG_UDF_FS is not set # CONFIG_UFS_FS is not set # @@ -510,7 +584,7 @@ CONFIG_EXT2_FS=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y CONFIG_NFSD=m -# CONFIG_NFSD_SUN is not set +# CONFIG_NFSD_V3 is not set CONFIG_SUNRPC=y CONFIG_LOCKD=y # CONFIG_SMB_FS is not set diff --git a/arch/arm/def-configs/rpc b/arch/arm/def-configs/rpc index 904bb0724..e801bf641 100644 --- a/arch/arm/def-configs/rpc +++ b/arch/arm/def-configs/rpc @@ -4,6 +4,11 @@ CONFIG_ARM=y # +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y + +# # System and processor type # # CONFIG_ARCH_ARC is not set @@ -12,21 +17,14 @@ CONFIG_ARCH_RPC=y # CONFIG_ARCH_EBSA110 is not set # CONFIG_FOOTBRIDGE is not set CONFIG_ARCH_ACORN=y -# CONFIG_ISA_DMA is not set CONFIG_CPU_32=y # CONFIG_CPU_26 is not set -# CONFIG_CPU_ARM2 is not set -# CONFIG_CPU_ARM3 is not set -# CONFIG_CPU_ARM6 is not set -# CONFIG_CPU_ARM7 is not set +CONFIG_CPU_32v3=y +CONFIG_CPU_ARM6=y +CONFIG_CPU_ARM7=y CONFIG_CPU_SA110=y - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y +# CONFIG_ISA_DMA is not set # CONFIG_ALIGNMENT_TRAP is not set -# CONFIG_TEXT_SECTIONS is not set # # Loadable module support @@ -43,16 +41,38 @@ CONFIG_SYSVIPC=y # CONFIG_BSD_PROCESS_ACCT is not set CONFIG_SYSCTL=y # CONFIG_NWFPE is not set +CONFIG_KCORE_ELF=y +# CONFIG_KCORE_AOUT is not set CONFIG_BINFMT_AOUT=y CONFIG_BINFMT_ELF=y # CONFIG_BINFMT_MISC is not set +# CONFIG_ARTHUR is not set CONFIG_PARPORT=y CONFIG_PARPORT_PC=y +# CONFIG_PARPORT_PC_FIFO is not set +# CONFIG_PARPORT_ARC is not set +# CONFIG_PARPORT_AMIGA is not set +# CONFIG_PARPORT_MFC3 is not set +# CONFIG_PARPORT_ATARI is not set +# CONFIG_PARPORT_SUNBPP is not set +# CONFIG_PARPORT_OTHER is not set +# CONFIG_PARPORT_1284 is not set + +# +# I2O device support +# +# CONFIG_I2O is not set +# CONFIG_I2O_PCI is not set +# CONFIG_I2O_BLOCK is not set +# CONFIG_I2O_LAN is not set +# CONFIG_I2O_SCSI is not set +# CONFIG_I2O_PROC is not set # -# Plug and Play support +# Plug and Play configuration # # CONFIG_PNP is not set +# CONFIG_ISAPNP is not set # # Block devices @@ -65,11 +85,22 @@ CONFIG_BLK_DEV_IDE=y # # CONFIG_BLK_DEV_HD_IDE is not set CONFIG_BLK_DEV_IDEDISK=y +CONFIG_IDEDISK_MULTI_MODE=y CONFIG_BLK_DEV_IDECD=y -CONFIG_BLK_DEV_IDETAPE=y -CONFIG_BLK_DEV_IDEFLOPPY=y +# CONFIG_BLK_DEV_IDETAPE is not set +# CONFIG_BLK_DEV_IDEFLOPPY is not set # CONFIG_BLK_DEV_IDESCSI is not set + +# +# IDE chipset support/bugfixes +# # CONFIG_BLK_DEV_CMD640 is not set +CONFIG_BLK_DEV_IDE_ICSIDE=y +CONFIG_BLK_DEV_IDEDMA_ICS=y +CONFIG_IDEDMA_ICS_AUTO=y +CONFIG_BLK_DEV_IDE_RAPIDE=y +CONFIG_BLK_DEV_IDEDMA=y +CONFIG_IDEDMA_AUTO=y # CONFIG_IDE_CHIPSETS is not set # @@ -83,14 +114,12 @@ CONFIG_BLK_DEV_INITRD=y # CONFIG_BLK_DEV_XD is not set CONFIG_PARIDE_PARPORT=y # CONFIG_PARIDE is not set +# CONFIG_BLK_DEV_IDE_MODES is not set # CONFIG_BLK_DEV_HD is not set # # Acorn-specific block devices # -CONFIG_BLK_DEV_IDE_CARDS=y -CONFIG_BLK_DEV_IDE_ICSIDE=y -CONFIG_BLK_DEV_IDE_RAPIDE=y # # Character devices @@ -99,25 +128,36 @@ CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_SERIAL=y # CONFIG_SERIAL_CONSOLE is not set -# CONFIG_SERIAL_EXTENDED is not set CONFIG_ATOMWIDE_SERIAL=y CONFIG_DUALSP_SERIAL=y +# CONFIG_SERIAL_EXTENDED is not set # CONFIG_SERIAL_NONSTANDARD is not set # CONFIG_UNIX98_PTYS is not set CONFIG_PRINTER=m -CONFIG_PRINTER_READBACK=y -CONFIG_MOUSE=y +# CONFIG_LP_CONSOLE is not set +# CONFIG_PPDEV is not set # # Mice # +CONFIG_BUSMOUSE=y # CONFIG_ATIXL_BUSMOUSE is not set -# CONFIG_BUSMOUSE is not set +# CONFIG_LOGIBUSMOUSE is not set # CONFIG_MS_BUSMOUSE is not set +CONFIG_MOUSE=y # CONFIG_PSMOUSE is not set # CONFIG_82C710_MOUSE is not set # CONFIG_PC110_PAD is not set + +# +# Joysticks +# +# CONFIG_JOYSTICK is not set # CONFIG_QIC02_TAPE is not set + +# +# Watchdog Cards +# # CONFIG_WATCHDOG is not set # CONFIG_NVRAM is not set # CONFIG_RTC is not set @@ -126,27 +166,39 @@ CONFIG_MOUSE=y # Video For Linux # # CONFIG_VIDEO_DEV is not set - -# -# Joystick support -# -# CONFIG_JOYSTICK is not set # CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set # # Ftape, the floppy tape device driver # # CONFIG_FTAPE is not set +# CONFIG_DRM is not set +# CONFIG_DRM_TDFX is not set +# CONFIG_AGP is not set CONFIG_RPCMOUSE=y # +# Support for USB +# +# CONFIG_USB is not set + +# # Console drivers # CONFIG_FB=y + +# +# Frame-buffer support +# +CONFIG_FB=y CONFIG_DUMMY_CONSOLE=y CONFIG_FB_ACORN=y # CONFIG_FB_MATROX is not set # CONFIG_FB_ATY is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_3DFX is not set # CONFIG_FB_VIRTUAL is not set CONFIG_FBCON_ADVANCED=y CONFIG_FBCON_MFB=y @@ -162,6 +214,7 @@ CONFIG_FBCON_CFB32=y # CONFIG_FBCON_IPLAN2P4 is not set # CONFIG_FBCON_IPLAN2P8 is not set # CONFIG_FBCON_MAC is not set +# CONFIG_FBCON_VGA_PLANES is not set # CONFIG_FBCON_VGA is not set # CONFIG_FBCON_FONTWIDTH8_ONLY is not set CONFIG_FBCON_FONTS=y @@ -178,7 +231,7 @@ CONFIG_FONT_ACORN_8x8=y # # CONFIG_PACKET is not set # CONFIG_NETLINK is not set -# CONFIG_FIREWALL is not set +# CONFIG_NETFILTER is not set # CONFIG_FILTER is not set CONFIG_UNIX=y CONFIG_INET=y @@ -194,15 +247,17 @@ CONFIG_INET=y # # (it is safe to leave these untouched) # -# CONFIG_INET_RARP is not set CONFIG_SKB_LARGE=y # CONFIG_IPV6 is not set +# CONFIG_KHTTPD is not set +# CONFIG_ATM is not set # # # # CONFIG_IPX is not set # CONFIG_ATALK is not set +# CONFIG_DECNET is not set # CONFIG_X25 is not set # CONFIG_LAPB is not set # CONFIG_BRIDGE is not set @@ -211,7 +266,6 @@ CONFIG_SKB_LARGE=y # CONFIG_WAN_ROUTER is not set # CONFIG_NET_FASTROUTE is not set # CONFIG_NET_HW_FLOWCONTROL is not set -# CONFIG_CPU_IS_SLOW is not set # # QoS and/or fair queueing @@ -224,7 +278,7 @@ CONFIG_SKB_LARGE=y # CONFIG_HAMRADIO is not set # -# IrDA subsystem support +# IrDA (infrared) support # # CONFIG_IRDA is not set @@ -232,39 +286,67 @@ CONFIG_SKB_LARGE=y # Network device support # CONFIG_NETDEVICES=y + +# +# ARCnet devices +# # CONFIG_ARCNET is not set # CONFIG_DUMMY is not set # CONFIG_EQUALIZER is not set +# CONFIG_NET_SB1000 is not set + +# +# Ethernet (10 or 100Mbit) +# CONFIG_NET_ETHERNET=y CONFIG_ARM_ETHER1=m CONFIG_ARM_ETHER3=m -CONFIG_ARM_ETHERH=m +CONFIG_ARM_ETHERH=y # CONFIG_NET_VENDOR_3COM is not set # CONFIG_LANCE is not set # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_RTL8139 is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_ACENIC is not set +# CONFIG_DM9102 is not set +# CONFIG_AT1700 is not set +# CONFIG_DEPCA is not set # CONFIG_NET_ISA is not set # CONFIG_NET_EISA is not set # CONFIG_NET_POCKET is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_YELLOWFIN is not set +# CONFIG_ACENIC is not set +# CONFIG_SK98LIN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set -# CONFIG_DLCI is not set # CONFIG_PLIP is not set CONFIG_PPP=m +# CONFIG_PPP_ASYNC is not set +# CONFIG_PPP_SYNC_TTY is not set +# CONFIG_PPP_DEFLATE is not set +# CONFIG_PPP_BSDCOMP is not set +# CONFIG_SLIP is not set # -# CCP compressors for PPP are only built as modules. +# Wireless LAN (non-hamradio) # -# CONFIG_SLIP is not set # CONFIG_NET_RADIO is not set + +# +# Token Ring driver support +# # CONFIG_TR is not set -# CONFIG_SHAPER is not set -# CONFIG_HOSTESS_SV11 is not set -# CONFIG_COSA is not set +# CONFIG_NET_FC is not set # CONFIG_RCPCI is not set +# CONFIG_SHAPER is not set + +# +# Wan interfaces +# +# CONFIG_WAN is not set # # SCSI support @@ -283,6 +365,7 @@ CONFIG_CHR_DEV_SG=y # # Some SCSI devices (e.g. CD jukebox) support multiple LUNs # +CONFIG_SCSI_DEBUG_QUEUES=y # CONFIG_SCSI_MULTI_LUN is not set CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y @@ -296,6 +379,7 @@ CONFIG_SCSI_LOGGING=y # CONFIG_SCSI_AHA1542 is not set # CONFIG_SCSI_AHA1740 is not set # CONFIG_SCSI_AIC7XXX is not set +# CONFIG_SCSI_IPS is not set # CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_IN2000 is not set # CONFIG_SCSI_AM53C974 is not set @@ -314,6 +398,7 @@ CONFIG_SCSI_IMM=m # CONFIG_SCSI_IZIP_SLOW_CTR is not set # CONFIG_SCSI_NCR53C406A is not set # CONFIG_SCSI_SYM53C416 is not set +# CONFIG_SCSI_SIM710 is not set # CONFIG_SCSI_PAS16 is not set # CONFIG_SCSI_PCI2000 is not set # CONFIG_SCSI_PCI2220I is not set @@ -342,32 +427,37 @@ CONFIG_SCSI_OAK1=m # Sound # CONFIG_SOUND=m +# CONFIG_SOUND_CMPCI is not set # CONFIG_SOUND_ES1370 is not set # CONFIG_SOUND_ES1371 is not set +# CONFIG_SOUND_ESSSOLO1 is not set +# CONFIG_SOUND_MAESTRO is not set # CONFIG_SOUND_SONICVIBES is not set +# CONFIG_SOUND_TRIDENT is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set CONFIG_SOUND_OSS=m -# CONFIG_SOUND_PAS is not set -# CONFIG_SOUND_SB is not set -# CONFIG_SOUND_ADLIB is not set -# CONFIG_SOUND_GUS is not set -# CONFIG_SOUND_MPU401 is not set -# CONFIG_SOUND_PSS is not set -# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_AD1816 is not set +# CONFIG_SOUND_SGALAXY is not set +# CONFIG_SOUND_CS4232 is not set # CONFIG_SOUND_SSCAPE is not set +# CONFIG_SOUND_GUS is not set +# CONFIG_SOUND_VMIDI is not set # CONFIG_SOUND_TRIX is not set +# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_MPU401 is not set +# CONFIG_SOUND_NM256 is not set # CONFIG_SOUND_MAD16 is not set +# CONFIG_SOUND_PAS is not set +# CONFIG_SOUND_PSS is not set +# CONFIG_SOUND_SOFTOSS is not set +# CONFIG_SOUND_SB is not set # CONFIG_SOUND_WAVEFRONT is not set -# CONFIG_SOUND_CS4232 is not set -# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_MAUI is not set -# CONFIG_SOUND_SGALAXY is not set -# CONFIG_SOUND_AD1816 is not set -# CONFIG_SOUND_OPL3SA1 is not set -# CONFIG_SOUND_SOFTOSS is not set +# CONFIG_SOUND_VIA82CXXX is not set # CONFIG_SOUND_YM3812 is not set -# CONFIG_SOUND_VMIDI is not set +# CONFIG_SOUND_OPL3SA1 is not set +# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_UART6850 is not set CONFIG_SOUND_VIDC=m # CONFIG_SOUND_WAVEARTIST is not set @@ -385,10 +475,12 @@ CONFIG_SOUND_VIDC=m CONFIG_ADFS_FS=y # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set -CONFIG_FAT_FS=y -CONFIG_MSDOS_FS=y +# CONFIG_BFS_FS is not set +# CONFIG_FAT_FS is not set +# CONFIG_MSDOS_FS is not set # CONFIG_UMSDOS_FS is not set -CONFIG_VFAT_FS=y +# CONFIG_VFAT_FS is not set +# CONFIG_EFS_FS is not set CONFIG_ISO9660_FS=y CONFIG_JOLIET=y # CONFIG_MINIX_FS is not set @@ -399,6 +491,7 @@ CONFIG_PROC_FS=y # CONFIG_ROMFS_FS is not set CONFIG_EXT2_FS=y # CONFIG_SYSV_FS is not set +# CONFIG_UDF_FS is not set # CONFIG_UFS_FS is not set # @@ -415,12 +508,17 @@ CONFIG_LOCKD=y # # Partition Types # -# CONFIG_OSF_PARTITION is not set -# CONFIG_MAC_PARTITION is not set +CONFIG_PARTITION_ADVANCED=y +CONFIG_OSF_PARTITION=y +CONFIG_MAC_PARTITION=y CONFIG_MSDOS_PARTITION=y -# CONFIG_SGI_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set +CONFIG_BSD_DISKLABEL=y +CONFIG_SOLARIS_X86_PARTITION=y +# CONFIG_UNIXWARE_DISKLABEL is not set +CONFIG_SGI_PARTITION=y +CONFIG_SUN_PARTITION=y +CONFIG_AMIGA_PARTITION=y +# CONFIG_ATARI_PARTITION is not set CONFIG_ACORN_PARTITION=y CONFIG_ACORN_PARTITION_ADFS=y CONFIG_ACORN_PARTITION_ICS=y @@ -456,6 +554,7 @@ CONFIG_NLS_ISO8859_6=m CONFIG_NLS_ISO8859_7=m CONFIG_NLS_ISO8859_8=m CONFIG_NLS_ISO8859_9=m +# CONFIG_NLS_ISO8859_14 is not set # CONFIG_NLS_ISO8859_15 is not set CONFIG_NLS_KOI8_R=m @@ -467,5 +566,4 @@ CONFIG_DEBUG_ERRORS=y # CONFIG_DEBUG_USER is not set # CONFIG_DEBUG_INFO is not set CONFIG_MAGIC_SYSRQ=y -# CONFIG_ARTHUR is not set -# CONFIG_DEBUG_LL is not set +CONFIG_DEBUG_LL=y diff --git a/arch/arm/defconfig b/arch/arm/defconfig index 2aba351c2..472c637c3 100644 --- a/arch/arm/defconfig +++ b/arch/arm/defconfig @@ -4,6 +4,11 @@ CONFIG_ARM=y # +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y + +# # System and processor type # # CONFIG_ARCH_ARC is not set @@ -17,23 +22,13 @@ CONFIG_ARCH_EBSA285=y # CONFIG_CATS is not set CONFIG_ARCH_NETWINDER=y # CONFIG_ARCH_ACORN is not set -CONFIG_PCI=y -CONFIG_PCI_NAMES=y -CONFIG_ISA_DMA=y CONFIG_CPU_32=y # CONFIG_CPU_26 is not set -# CONFIG_CPU_ARM2 is not set -# CONFIG_CPU_ARM3 is not set -# CONFIG_CPU_ARM6 is not set -# CONFIG_CPU_ARM7 is not set +CONFIG_CPU_32v4=y CONFIG_CPU_SA110=y - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y +CONFIG_PCI=y +CONFIG_ISA_DMA=y # CONFIG_ALIGNMENT_TRAP is not set -# CONFIG_TEXT_SECTIONS is not set # # Loadable module support @@ -58,15 +53,34 @@ CONFIG_BINFMT_ELF=y # CONFIG_ARTHUR is not set CONFIG_PARPORT=y CONFIG_PARPORT_PC=y +CONFIG_PARPORT_PC_FIFO=y +# CONFIG_PARPORT_ARC is not set +# CONFIG_PARPORT_AMIGA is not set +# CONFIG_PARPORT_MFC3 is not set +# CONFIG_PARPORT_ATARI is not set +# CONFIG_PARPORT_SUNBPP is not set +# CONFIG_PARPORT_OTHER is not set +CONFIG_PARPORT_1284=y CONFIG_CMDLINE="root=/dev/hda1 ro mem=32M parport=0x378,7 ide0=autotune" CONFIG_LEDS=y CONFIG_LEDS_TIMER=y # CONFIG_LEDS_CPU is not set # -# Plug and Play support +# I2O device support # -# CONFIG_PNP is not set +# CONFIG_I2O is not set +# CONFIG_I2O_PCI is not set +# CONFIG_I2O_BLOCK is not set +# CONFIG_I2O_LAN is not set +# CONFIG_I2O_SCSI is not set +# CONFIG_I2O_PROC is not set + +# +# Plug and Play configuration +# +CONFIG_PNP=y +CONFIG_ISAPNP=y # # Block devices @@ -79,23 +93,40 @@ CONFIG_BLK_DEV_IDE=y # # CONFIG_BLK_DEV_HD_IDE is not set CONFIG_BLK_DEV_IDEDISK=y +CONFIG_IDEDISK_MULTI_MODE=y # CONFIG_BLK_DEV_IDECD is not set # CONFIG_BLK_DEV_IDETAPE is not set # CONFIG_BLK_DEV_IDEFLOPPY is not set # CONFIG_BLK_DEV_IDESCSI is not set + +# +# IDE chipset support/bugfixes +# # CONFIG_BLK_DEV_CMD640 is not set # CONFIG_BLK_DEV_RZ1000 is not set CONFIG_BLK_DEV_IDEPCI=y -CONFIG_BLK_DEV_IDEDMA=y -CONFIG_BLK_DEV_OFFBOARD=y +CONFIG_BLK_DEV_IDEDMA_PCI=y CONFIG_IDEDMA_PCI_AUTO=y +CONFIG_IDEDMA_NEW_DRIVE_LISTINGS=y +CONFIG_IDEDMA_PCI_EXPERIMENTAL=y +CONFIG_BLK_DEV_OFFBOARD=y +# CONFIG_BLK_DEV_AEC6210 is not set +# CONFIG_BLK_DEV_ALI15X3 is not set +# CONFIG_BLK_DEV_CMD646 is not set +CONFIG_BLK_DEV_CY82C693=y +# CONFIG_BLK_DEV_HPT34X is not set +# CONFIG_BLK_DEV_HPT366 is not set +# CONFIG_BLK_DEV_NS87415 is not set # CONFIG_BLK_DEV_OPTI621 is not set +CONFIG_BLK_DEV_PDC202XX=y +# CONFIG_PDC202XX_FORCE_BURST_BIT is not set +# CONFIG_PDC202XX_FORCE_MASTER_MODE is not set # CONFIG_BLK_DEV_TRM290 is not set -# CONFIG_BLK_DEV_NS87415 is not set -# CONFIG_BLK_DEV_VIA82C586 is not set -# CONFIG_BLK_DEV_CMD646 is not set CONFIG_BLK_DEV_SL82C105=y +CONFIG_BLK_DEV_IDEDMA=y +CONFIG_IDEDMA_AUTO=y # CONFIG_IDE_CHIPSETS is not set +# CONFIG_BLK_CPQ_DA is not set # # Additional Block Devices @@ -110,6 +141,7 @@ CONFIG_MD_RAID5=m CONFIG_BLK_DEV_RAM=y # CONFIG_BLK_DEV_INITRD is not set # CONFIG_BLK_DEV_XD is not set +# CONFIG_BLK_DEV_DAC960 is not set CONFIG_PARIDE_PARPORT=y CONFIG_PARIDE=m @@ -139,6 +171,7 @@ CONFIG_PARIDE_KBIC=m CONFIG_PARIDE_KTTI=m CONFIG_PARIDE_ON20=m CONFIG_PARIDE_ON26=m +CONFIG_BLK_DEV_IDE_MODES=y # CONFIG_BLK_DEV_HD is not set # @@ -150,31 +183,38 @@ CONFIG_SERIAL=y CONFIG_SERIAL_CONSOLE=y # CONFIG_SERIAL_EXTENDED is not set # CONFIG_SERIAL_NONSTANDARD is not set -# CONFIG_UNIX98_PTYS is not set +CONFIG_UNIX98_PTYS=y +CONFIG_UNIX98_PTY_COUNT=256 CONFIG_PRINTER=m -CONFIG_PRINTER_READBACK=y -CONFIG_MOUSE=y +# CONFIG_LP_CONSOLE is not set +# CONFIG_PPDEV is not set # # Mice # -# CONFIG_ATIXL_BUSMOUSE is not set # CONFIG_BUSMOUSE is not set -# CONFIG_MS_BUSMOUSE is not set +CONFIG_MOUSE=y CONFIG_PSMOUSE=y # CONFIG_82C710_MOUSE is not set # CONFIG_PC110_PAD is not set + +# +# Joysticks +# +# CONFIG_JOYSTICK is not set # CONFIG_QIC02_TAPE is not set -CONFIG_WATCHDOG=y # # Watchdog Cards # +CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set # CONFIG_WDT is not set CONFIG_SOFT_WATCHDOG=y # CONFIG_PCWATCHDOG is not set # CONFIG_ACQUIRE_WDT is not set +# CONFIG_21285_WATCHDOG is not set +CONFIG_977_WATCHDOG=m CONFIG_DS1620=y CONFIG_NWBUTTON=y CONFIG_NWBUTTON_REBOOT=y @@ -185,29 +225,100 @@ CONFIG_RTC=y # # Video For Linux # -# CONFIG_VIDEO_DEV is not set - -# -# Joystick support -# -# CONFIG_JOYSTICK is not set +CONFIG_VIDEO_DEV=y +# CONFIG_I2C_PARPORT is not set + +# +# Radio/Video Adapters +# +# CONFIG_RADIO_CADET is not set +# CONFIG_RADIO_RTRACK is not set +# CONFIG_RADIO_RTRACK2 is not set +# CONFIG_RADIO_AZTECH is not set +# CONFIG_VIDEO_BT848 is not set +# CONFIG_RADIO_GEMTEK is not set +# CONFIG_VIDEO_PMS is not set +# CONFIG_RADIO_MIROPCM20 is not set +# CONFIG_VIDEO_BWQCAM is not set +# CONFIG_VIDEO_CQCAM is not set +# CONFIG_VIDEO_SAA5249 is not set +# CONFIG_RADIO_SF16FMI is not set +# CONFIG_VIDEO_STRADIS is not set +# CONFIG_RADIO_TERRATEC is not set +# CONFIG_RADIO_TRUST is not set +# CONFIG_RADIO_TYPHOON is not set +# CONFIG_RADIO_ZOLTRIX is not set +# CONFIG_VIDEO_ZORAN is not set +# CONFIG_VIDEO_BUZ is not set +# CONFIG_VIDEO_ZR36120 is not set +CONFIG_VIDEO_CYBERPRO=m # CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set # # Ftape, the floppy tape device driver # # CONFIG_FTAPE is not set +# CONFIG_DRM is not set +# CONFIG_DRM_TDFX is not set +# CONFIG_AGP is not set + +# +# Support for USB +# +CONFIG_USB=m + +# +# USB Controllers +# +# CONFIG_USB_UHCI is not set +CONFIG_USB_OHCI=m +CONFIG_USB_OHCI_DEBUG=y +CONFIG_USB_OHCI_HCD=m +CONFIG_USB_OHCI_VROOTHUB=y + +# +# Miscellaneous USB options +# +# CONFIG_USB_DEBUG_ISOC is not set +CONFIG_USB_PROC=y +# CONFIG_USB_EZUSB is not set + +# +# USB Devices +# +CONFIG_USB_MOUSE=m +# CONFIG_USB_HP_SCANNER is not set +CONFIG_USB_KBD=m +CONFIG_USB_AUDIO=m +CONFIG_USB_ACM=m +CONFIG_USB_PRINTER=m +# CONFIG_USB_SERIAL is not set +# CONFIG_USB_CPIA is not set +# CONFIG_USB_DC2XX is not set +# CONFIG_USB_SCSI is not set +# CONFIG_USB_USS720 is not set # # Console drivers # CONFIG_VGA_CONSOLE=y CONFIG_FB=y + +# +# Frame-buffer support +# +CONFIG_FB=y CONFIG_DUMMY_CONSOLE=y +# CONFIG_FB_RIVA is not set +# CONFIG_FB_CLGEN is not set # CONFIG_FB_PM2 is not set CONFIG_FB_CYBER2000=y # CONFIG_FB_MATROX is not set # CONFIG_FB_ATY is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_3DFX is not set # CONFIG_FB_VIRTUAL is not set CONFIG_FBCON_ADVANCED=y # CONFIG_FBCON_MFB is not set @@ -223,6 +334,7 @@ CONFIG_FBCON_CFB24=y # CONFIG_FBCON_IPLAN2P4 is not set # CONFIG_FBCON_IPLAN2P8 is not set # CONFIG_FBCON_MAC is not set +# CONFIG_FBCON_VGA_PLANES is not set CONFIG_FBCON_VGA=y # CONFIG_FBCON_FONTWIDTH8_ONLY is not set CONFIG_FBCON_FONTS=y @@ -238,8 +350,9 @@ CONFIG_FONT_ACORN_8x8=y # Networking options # CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set # CONFIG_NETLINK is not set -# CONFIG_FIREWALL is not set +# CONFIG_NETFILTER is not set # CONFIG_FILTER is not set CONFIG_UNIX=y CONFIG_INET=y @@ -257,15 +370,17 @@ CONFIG_IP_ALIAS=y # # (it is safe to leave these untouched) # -# CONFIG_INET_RARP is not set CONFIG_SKB_LARGE=y # CONFIG_IPV6 is not set +# CONFIG_KHTTPD is not set +# CONFIG_ATM is not set # # # # CONFIG_IPX is not set # CONFIG_ATALK is not set +# CONFIG_DECNET is not set # CONFIG_X25 is not set # CONFIG_LAPB is not set # CONFIG_BRIDGE is not set @@ -274,7 +389,6 @@ CONFIG_SKB_LARGE=y # CONFIG_WAN_ROUTER is not set # CONFIG_NET_FASTROUTE is not set # CONFIG_NET_HW_FLOWCONTROL is not set -# CONFIG_CPU_IS_SLOW is not set # # QoS and/or fair queueing @@ -287,7 +401,7 @@ CONFIG_SKB_LARGE=y # CONFIG_HAMRADIO is not set # -# IrDA subsystem support +# IrDA (infrared) support # # CONFIG_IRDA is not set @@ -295,9 +409,18 @@ CONFIG_SKB_LARGE=y # Network device support # CONFIG_NETDEVICES=y + +# +# ARCnet devices +# # CONFIG_ARCNET is not set # CONFIG_DUMMY is not set # CONFIG_EQUALIZER is not set +# CONFIG_NET_SB1000 is not set + +# +# Ethernet (10 or 100Mbit) +# CONFIG_NET_ETHERNET=y # CONFIG_ARM_AM79C961A is not set CONFIG_NET_VENDOR_3COM=y @@ -312,11 +435,13 @@ CONFIG_VORTEX=y # CONFIG_NET_VENDOR_SMC is not set # CONFIG_NET_VENDOR_RACAL is not set # CONFIG_RTL8139 is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_ACENIC is not set +# CONFIG_DM9102 is not set +# CONFIG_AT1700 is not set +# CONFIG_DEPCA is not set # CONFIG_NET_ISA is not set CONFIG_NET_EISA=y # CONFIG_PCNET32 is not set +# CONFIG_ADAPTEC_STARFIRE is not set # CONFIG_AC3200 is not set # CONFIG_APRICOT is not set # CONFIG_CS89x0 is not set @@ -327,31 +452,50 @@ CONFIG_DEC_ELCP=m # CONFIG_LNE390 is not set # CONFIG_NE3210 is not set CONFIG_NE2K_PCI=y +# CONFIG_SIS900 is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_ES3210 is not set # CONFIG_EPIC100 is not set # CONFIG_ZNET is not set # CONFIG_NET_POCKET is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_YELLOWFIN is not set +# CONFIG_ACENIC is not set +# CONFIG_SK98LIN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set -# CONFIG_DLCI is not set # CONFIG_PLIP is not set CONFIG_PPP=m - -# -# CCP compressors for PPP are only built as modules. -# +CONFIG_PPP_ASYNC=m +# CONFIG_PPP_SYNC_TTY is not set +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_BSDCOMP=m CONFIG_SLIP=m CONFIG_SLIP_COMPRESSED=y CONFIG_SLIP_SMART=y CONFIG_SLIP_MODE_SLIP6=y + +# +# Wireless LAN (non-hamradio) +# # CONFIG_NET_RADIO is not set + +# +# Token Ring driver support +# # CONFIG_TR is not set -# CONFIG_SHAPER is not set -# CONFIG_HOSTESS_SV11 is not set -# CONFIG_COSA is not set +# CONFIG_NET_FC is not set # CONFIG_RCPCI is not set +# CONFIG_SHAPER is not set + +# +# Wan interfaces +# +# CONFIG_WAN is not set # # SCSI support @@ -362,32 +506,37 @@ CONFIG_SLIP_MODE_SLIP6=y # Sound # CONFIG_SOUND=m +# CONFIG_SOUND_CMPCI is not set # CONFIG_SOUND_ES1370 is not set # CONFIG_SOUND_ES1371 is not set +# CONFIG_SOUND_ESSSOLO1 is not set +# CONFIG_SOUND_MAESTRO is not set # CONFIG_SOUND_SONICVIBES is not set +# CONFIG_SOUND_TRIDENT is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set CONFIG_SOUND_OSS=m -# CONFIG_SOUND_PAS is not set -CONFIG_SOUND_SB=m -CONFIG_SOUND_ADLIB=m -# CONFIG_SOUND_GUS is not set -# CONFIG_SOUND_MPU401 is not set -# CONFIG_SOUND_PSS is not set -# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_AD1816 is not set +# CONFIG_SOUND_SGALAXY is not set +# CONFIG_SOUND_CS4232 is not set # CONFIG_SOUND_SSCAPE is not set +# CONFIG_SOUND_GUS is not set +# CONFIG_SOUND_VMIDI is not set # CONFIG_SOUND_TRIX is not set +# CONFIG_SOUND_MSS is not set +# CONFIG_SOUND_MPU401 is not set +# CONFIG_SOUND_NM256 is not set # CONFIG_SOUND_MAD16 is not set +# CONFIG_SOUND_PAS is not set +# CONFIG_SOUND_PSS is not set +# CONFIG_SOUND_SOFTOSS is not set +CONFIG_SOUND_SB=m # CONFIG_SOUND_WAVEFRONT is not set -# CONFIG_SOUND_CS4232 is not set -# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_MAUI is not set -# CONFIG_SOUND_SGALAXY is not set -# CONFIG_SOUND_AD1816 is not set -# CONFIG_SOUND_OPL3SA1 is not set -# CONFIG_SOUND_SOFTOSS is not set +# CONFIG_SOUND_VIA82CXXX is not set # CONFIG_SOUND_YM3812 is not set -# CONFIG_SOUND_VMIDI is not set +# CONFIG_SOUND_OPL3SA1 is not set +# CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_UART6850 is not set # CONFIG_SOUND_VIDC is not set CONFIG_SOUND_WAVEARTIST=m @@ -405,24 +554,28 @@ CONFIG_WAVEARTIST_DMA2=7 # Filesystems # # CONFIG_QUOTA is not set -# CONFIG_AUTOFS_FS is not set +CONFIG_AUTOFS_FS=y CONFIG_ADFS_FS=y # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set +# CONFIG_BFS_FS is not set CONFIG_FAT_FS=m CONFIG_MSDOS_FS=m # CONFIG_UMSDOS_FS is not set CONFIG_VFAT_FS=m +# CONFIG_EFS_FS is not set CONFIG_ISO9660_FS=m CONFIG_JOLIET=y # CONFIG_MINIX_FS is not set # CONFIG_NTFS_FS is not set # CONFIG_HPFS_FS is not set CONFIG_PROC_FS=y +CONFIG_DEVPTS_FS=y # CONFIG_QNX4FS_FS is not set # CONFIG_ROMFS_FS is not set CONFIG_EXT2_FS=y # CONFIG_SYSV_FS is not set +# CONFIG_UDF_FS is not set # CONFIG_UFS_FS is not set # @@ -432,7 +585,7 @@ CONFIG_EXT2_FS=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y CONFIG_NFSD=m -# CONFIG_NFSD_SUN is not set +# CONFIG_NFSD_V3 is not set CONFIG_SUNRPC=y CONFIG_LOCKD=y # CONFIG_SMB_FS is not set @@ -441,12 +594,17 @@ CONFIG_LOCKD=y # # Partition Types # +CONFIG_PARTITION_ADVANCED=y # CONFIG_OSF_PARTITION is not set # CONFIG_MAC_PARTITION is not set CONFIG_MSDOS_PARTITION=y +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_SOLARIS_X86_PARTITION is not set +# CONFIG_UNIXWARE_DISKLABEL is not set # CONFIG_SGI_PARTITION is not set # CONFIG_SUN_PARTITION is not set # CONFIG_AMIGA_PARTITION is not set +# CONFIG_ATARI_PARTITION is not set CONFIG_ACORN_PARTITION=y CONFIG_ACORN_PARTITION_ADFS=y # CONFIG_ACORN_PARTITION_ICS is not set @@ -482,6 +640,7 @@ CONFIG_NLS_ISO8859_2=m # CONFIG_NLS_ISO8859_7 is not set # CONFIG_NLS_ISO8859_8 is not set # CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_14 is not set CONFIG_NLS_ISO8859_15=m # CONFIG_NLS_KOI8_R is not set @@ -490,7 +649,7 @@ CONFIG_NLS_ISO8859_15=m # CONFIG_FRAME_POINTER=y CONFIG_DEBUG_ERRORS=y -# CONFIG_DEBUG_USER is not set +CONFIG_DEBUG_USER=y # CONFIG_DEBUG_INFO is not set CONFIG_MAGIC_SYSRQ=y # CONFIG_DEBUG_LL is not set diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index cdd7a9821..0caf4bf26 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -16,6 +16,7 @@ #include <asm/dma.h> #include <asm/pgalloc.h> #include <asm/proc-fns.h> +#include <asm/processor.h> #include <asm/semaphore.h> #include <asm/system.h> #include <asm/uaccess.h> @@ -29,8 +30,6 @@ extern void outswb(unsigned int port, const void *to, int len); extern unsigned int local_bh_count[NR_CPUS]; extern unsigned int local_irq_count[NR_CPUS]; -extern pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); - /* * syscalls */ @@ -125,7 +124,6 @@ EXPORT_SYMBOL(cpu_cache_purge_area); EXPORT_SYMBOL(__machine_arch_type); /* networking */ -EXPORT_SYMBOL(csum_partial_copy); EXPORT_SYMBOL(csum_partial_copy_nocheck); EXPORT_SYMBOL(__csum_ipv6_magic); @@ -172,8 +170,7 @@ EXPORT_SYMBOL_NOVERS(strpbrk); EXPORT_SYMBOL_NOVERS(strtok); EXPORT_SYMBOL_NOVERS(strrchr); EXPORT_SYMBOL_NOVERS(strstr); -EXPORT_SYMBOL_NOVERS(__memset); -EXPORT_SYMBOL_NOVERS(memset); /* needed for some versions of gcc */ +EXPORT_SYMBOL_NOVERS(memset); EXPORT_SYMBOL_NOVERS(memcpy); EXPORT_SYMBOL_NOVERS(memmove); EXPORT_SYMBOL_NOVERS(memcmp); diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index b9b7d57b4..d055ae1fb 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -5,6 +5,7 @@ * * Bits taken from various places. */ +#include <linux/config.h> #include <linux/kernel.h> #include <linux/pci.h> #include <linux/errno.h> @@ -33,8 +34,8 @@ void pcibios_report_device_errors(void) continue; pci_write_config_word(dev, PCI_STATUS, status & 0xf900); - printk(KERN_DEBUG "PCI: status %04X on %s\n", - status, dev->name); + printk(KERN_DEBUG "PCI: %02X:%02X: status %04X on %s\n", + dev->bus->number, dev->devfn, status, dev->name); } } @@ -162,9 +163,10 @@ void __init pcibios_update_irq(struct pci_dev *dev, int irq) */ void __init pcibios_fixup_bus(struct pci_bus *bus) { - struct pci_dev *dev; + struct list_head *walk = &bus->devices; - for (dev = bus->devices; dev; dev = dev->sibling) { + for (walk = walk->next; walk != &bus->devices; walk = walk->next) { + struct pci_dev *dev = pci_dev_b(walk); u16 cmd; /* @@ -220,6 +222,7 @@ static u8 __init no_swizzle(struct pci_dev *dev, u8 *pin) return 0; } +#ifdef CONFIG_FOOTBRIDGE /* ebsa285 host-specific stuff */ static int irqmap_ebsa285[] __initdata = { IRQ_IN1, IRQ_IN0, IRQ_PCI, IRQ_IN3 }; @@ -255,7 +258,7 @@ static int irqmap_cats[] __initdata = { IRQ_PCI, IRQ_IN0, IRQ_IN1, IRQ_IN3 }; static int __init cats_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { if (dev->irq >= 128) - return 16 + (dev->irq & 0x1f); + return dev->irq & 0x1f; if (dev->irq >= 1 && dev->irq <= 4) return irqmap_cats[dev->irq - 1]; @@ -313,17 +316,53 @@ static struct hw_pci netwinder_pci __initdata = { no_swizzle, netwinder_map_irq }; +#endif + +#ifdef CONFIG_ARCH_NEXUSPCI +/* + * Owing to a PCB cockup, issue A backplanes are wired thus: + * + * Slot 1 2 3 4 5 Bridge + * IRQ D C B A A + * A D C B B + * B A D C C + * C B A D D + * + * ID A31 A30 A29 A28 A27 A26 + */ + +static int irqmap_ftv[] __initdata = { IRQ_PCI_A, IRQ_PCI_B, IRQ_PCI_C, IRQ_PCI_D }; + +static int __init ftv_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + return irqmap_ftv[(slot + pin) & 3]; +} + +/* ftv host-specific stuff */ +static struct hw_pci ftv_pci __initdata = { + plx90x0_init, + 0x9000, + 0x00100000, + no_swizzle, + ftv_map_irq +}; +#endif void __init pcibios_init(void) { struct hw_pci *hw_pci = NULL; +#ifdef CONFIG_FOOTBRIDGE if (machine_is_ebsa285()) hw_pci = &ebsa285_pci; else if (machine_is_cats()) hw_pci = &cats_pci; else if (machine_is_netwinder()) hw_pci = &netwinder_pci; +#endif +#ifdef CONFIG_ARCH_NEXUSPCI + hw_pci = &ftv_pci; +#endif if (hw_pci == NULL) return; @@ -346,12 +385,14 @@ void __init pcibios_init(void) pci_fixup_irqs(hw_pci->swizzle, hw_pci->map_irq); pci_set_bus_ranges(); +#ifdef CONFIG_FOOTBRIDGE /* * Initialise any other hardware after we've got the PCI bus * initialised. We may need the PCI bus to talk to this other * hardware. */ hw_init(); +#endif } char * __init pcibios_setup(char *str) @@ -363,7 +404,17 @@ char * __init pcibios_setup(char *str) return str; } -void __init -pcibios_align_resource(void *data, struct resource *res, unsigned long size) +/* + * Assign new address to PCI resource. We hope our resource information + * is complete. + * + * Expects start=0, end=size-1, flags=resource type. + */ +int pci_assign_resource(struct pci_dev *dev, int i) +{ + return 0; +} + +void pcibios_align_resource(void *data, struct resource *res, unsigned long size) { } diff --git a/arch/arm/kernel/bios32.h b/arch/arm/kernel/bios32.h index fb3117452..9a4380732 100644 --- a/arch/arm/kernel/bios32.h +++ b/arch/arm/kernel/bios32.h @@ -7,3 +7,4 @@ struct hw_pci { }; void __init dc21285_init(void); +void __init plx90x0_init(void); diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 51f3dcde2..d8d416c4e 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -25,19 +25,19 @@ .long SYMBOL_NAME(sys_time) .long SYMBOL_NAME(sys_mknod) /* 15 */ .long SYMBOL_NAME(sys_chmod) - .long SYMBOL_NAME(sys_lchown) + .long SYMBOL_NAME(sys_lchown16) .long SYMBOL_NAME(sys_ni_syscall) /* was sys_break */ - .long SYMBOL_NAME(sys_stat) + .long SYMBOL_NAME(sys_ni_syscall) /* was sys_stat */ .long SYMBOL_NAME(sys_lseek) /* 20 */ .long SYMBOL_NAME(sys_getpid) - .long SYMBOL_NAME(sys_mount_wrapper) + .long SYMBOL_NAME(sys_mount) .long SYMBOL_NAME(sys_oldumount) - .long SYMBOL_NAME(sys_setuid) - .long SYMBOL_NAME(sys_getuid) + .long SYMBOL_NAME(sys_setuid16) + .long SYMBOL_NAME(sys_getuid16) /* 25 */ .long SYMBOL_NAME(sys_stime) .long SYMBOL_NAME(sys_ptrace) .long SYMBOL_NAME(sys_alarm) - .long SYMBOL_NAME(sys_fstat) + .long SYMBOL_NAME(sys_ni_syscall) /* was sys_fstat */ .long SYMBOL_NAME(sys_pause) /* 30 */ .long SYMBOL_NAME(sys_utime) .long SYMBOL_NAME(sys_ni_syscall) /* was sys_stty */ @@ -55,11 +55,11 @@ .long SYMBOL_NAME(sys_times) .long SYMBOL_NAME(sys_ni_syscall) /* was sys_prof */ /* 45 */ .long SYMBOL_NAME(sys_brk) - .long SYMBOL_NAME(sys_setgid) - .long SYMBOL_NAME(sys_getgid) + .long SYMBOL_NAME(sys_setgid16) + .long SYMBOL_NAME(sys_getgid16) .long SYMBOL_NAME(sys_signal) - .long SYMBOL_NAME(sys_geteuid) -/* 50 */ .long SYMBOL_NAME(sys_getegid) + .long SYMBOL_NAME(sys_geteuid16) +/* 50 */ .long SYMBOL_NAME(sys_getegid16) .long SYMBOL_NAME(sys_acct) .long SYMBOL_NAME(sys_umount) .long SYMBOL_NAME(sys_ni_syscall) /* was sys_lock */ @@ -79,8 +79,8 @@ .long SYMBOL_NAME(sys_sigaction) .long SYMBOL_NAME(sys_sgetmask) .long SYMBOL_NAME(sys_ssetmask) -/* 70 */ .long SYMBOL_NAME(sys_setreuid) - .long SYMBOL_NAME(sys_setregid) +/* 70 */ .long SYMBOL_NAME(sys_setreuid16) + .long SYMBOL_NAME(sys_setregid16) .long SYMBOL_NAME(sys_sigsuspend_wrapper) .long SYMBOL_NAME(sys_sigpending) .long SYMBOL_NAME(sys_sethostname) @@ -89,11 +89,11 @@ .long SYMBOL_NAME(sys_getrusage) .long SYMBOL_NAME(sys_gettimeofday) .long SYMBOL_NAME(sys_settimeofday) -/* 80 */ .long SYMBOL_NAME(sys_getgroups) - .long SYMBOL_NAME(sys_setgroups) +/* 80 */ .long SYMBOL_NAME(sys_getgroups16) + .long SYMBOL_NAME(sys_setgroups16) .long SYMBOL_NAME(old_select) .long SYMBOL_NAME(sys_symlink) - .long SYMBOL_NAME(sys_lstat) + .long SYMBOL_NAME(sys_ni_syscall) /* was sys_lstat */ /* 85 */ .long SYMBOL_NAME(sys_readlink) .long SYMBOL_NAME(sys_uselib) .long SYMBOL_NAME(sys_swapon) @@ -104,7 +104,7 @@ .long SYMBOL_NAME(sys_truncate) .long SYMBOL_NAME(sys_ftruncate) .long SYMBOL_NAME(sys_fchmod) -/* 95 */ .long SYMBOL_NAME(sys_fchown) +/* 95 */ .long SYMBOL_NAME(sys_fchown16) .long SYMBOL_NAME(sys_getpriority) .long SYMBOL_NAME(sys_setpriority) .long SYMBOL_NAME(sys_ni_syscall) /* was sys_profil */ @@ -132,7 +132,7 @@ /* 120 */ .long SYMBOL_NAME(sys_clone_wapper) .long SYMBOL_NAME(sys_setdomainname) .long SYMBOL_NAME(sys_newuname) - .long SYMBOL_NAME(sys_ni_syscall) /* .long SYMBOL_NAME(sys_modify_ldt) */ + .long SYMBOL_NAME(sys_ni_syscall) .long SYMBOL_NAME(sys_adjtimex) /* 125 */ .long SYMBOL_NAME(sys_mprotect) .long SYMBOL_NAME(sys_sigprocmask) @@ -147,9 +147,9 @@ /* 135 */ .long SYMBOL_NAME(sys_sysfs) .long SYMBOL_NAME(sys_personality) .long SYMBOL_NAME(sys_ni_syscall) /* .long _sys_afs_syscall */ - .long SYMBOL_NAME(sys_setfsuid) - .long SYMBOL_NAME(sys_setfsgid) -/* 140 */ .long SYMBOL_NAME(sys_llseek_wrapper) + .long SYMBOL_NAME(sys_setfsuid16) + .long SYMBOL_NAME(sys_setfsgid16) +/* 140 */ .long SYMBOL_NAME(sys_llseek) .long SYMBOL_NAME(sys_getdents) .long SYMBOL_NAME(sys_select) .long SYMBOL_NAME(sys_flock) @@ -173,14 +173,14 @@ .long SYMBOL_NAME(sys_sched_rr_get_interval) .long SYMBOL_NAME(sys_nanosleep) .long SYMBOL_NAME(sys_mremap) - .long SYMBOL_NAME(sys_setresuid) -/* 165 */ .long SYMBOL_NAME(sys_getresuid) + .long SYMBOL_NAME(sys_setresuid16) +/* 165 */ .long SYMBOL_NAME(sys_getresuid16) .long SYMBOL_NAME(sys_ni_syscall) .long SYMBOL_NAME(sys_query_module) .long SYMBOL_NAME(sys_poll) .long SYMBOL_NAME(sys_nfsservctl) -/* 170 */ .long SYMBOL_NAME(sys_setresgid) - .long SYMBOL_NAME(sys_getresgid) +/* 170 */ .long SYMBOL_NAME(sys_setresgid16) + .long SYMBOL_NAME(sys_getresgid16) .long SYMBOL_NAME(sys_prctl) .long SYMBOL_NAME(sys_rt_sigreturn_wrapper) .long SYMBOL_NAME(sys_rt_sigaction) @@ -191,7 +191,7 @@ .long SYMBOL_NAME(sys_rt_sigsuspend_wrapper) /* 180 */ .long SYMBOL_NAME(sys_pread) .long SYMBOL_NAME(sys_pwrite) - .long SYMBOL_NAME(sys_chown) + .long SYMBOL_NAME(sys_chown16) .long SYMBOL_NAME(sys_getcwd) .long SYMBOL_NAME(sys_capget) /* 185 */ .long SYMBOL_NAME(sys_capset) @@ -207,8 +207,27 @@ /* 195 */ .long SYMBOL_NAME(sys_stat64) .long SYMBOL_NAME(sys_lstat64) .long SYMBOL_NAME(sys_fstat64) + .long SYMBOL_NAME(sys_lchown) + .long SYMBOL_NAME(sys_getuid) +/* 200 */ .long SYMBOL_NAME(sys_getgid) + .long SYMBOL_NAME(sys_geteuid) + .long SYMBOL_NAME(sys_getegid) + .long SYMBOL_NAME(sys_setreuid) + .long SYMBOL_NAME(sys_setregid) +/* 205 */ .long SYMBOL_NAME(sys_getgroups) + .long SYMBOL_NAME(sys_setgroups) + .long SYMBOL_NAME(sys_fchown) + .long SYMBOL_NAME(sys_setresuid) + .long SYMBOL_NAME(sys_getresuid) +/* 210 */ .long SYMBOL_NAME(sys_setresgid) + .long SYMBOL_NAME(sys_getresgid) + .long SYMBOL_NAME(sys_chown) + .long SYMBOL_NAME(sys_setuid) + .long SYMBOL_NAME(sys_setgid) +/* 215 */ .long SYMBOL_NAME(sys_setfsuid) + .long SYMBOL_NAME(sys_setfsgid) - .rept NR_syscalls-197 + .rept NR_syscalls-216 .long SYMBOL_NAME(sys_ni_syscall) .endr #endif diff --git a/arch/arm/kernel/debug-armv.S b/arch/arm/kernel/debug-armv.S index fef1489b7..5802dac70 100644 --- a/arch/arm/kernel/debug-armv.S +++ b/arch/arm/kernel/debug-armv.S @@ -134,19 +134,26 @@ #elif defined(CONFIG_ARCH_SA1100) .macro addruart,rx mov \rx, #0xf8000000 - add \rx, \rx, #0x00050000 + add \rx, \rx, #0x00050000 @ Ser3 + @add \rx, \rx, #0x00010000 @ Ser1 .endm .macro senduart,rd,rx - str \rd, [\rx, #0x14] @ UARTDR + str \rd, [\rx, #0x14] @ UTDR .endm - .macro busyuart,rd,rx + .macro waituart,rd,rx 1001: ldr \rd, [\rx, #0x20] @ UTSR1 - tst \rd, #1 << 2 + tst \rd, #1 << 2 @ UTSR1_TNF beq 1001b .endm + .macro busyuart,rd,rx +1001: ldr \rd, [\rx, #0x20] @ UTSR1 + tst \rd, #1 << 0 @ UTSR1_TBY + bne 1001b + .endm + #else #error Unknown architecture #endif diff --git a/arch/arm/kernel/dec21285.c b/arch/arm/kernel/dec21285.c index dc7cc054e..6158e995a 100644 --- a/arch/arm/kernel/dec21285.c +++ b/arch/arm/kernel/dec21285.c @@ -220,7 +220,9 @@ void __init dc21285_init(void) #ifdef CONFIG_HOST_FOOTBRIDGE csrio.flags = IORESOURCE_IO; + csrio.name = "DC21285"; csrmem.flags = IORESOURCE_MEM; + csrmem.name = "DC21285"; allocate_resource(&ioport_resource, &csrio, 128, 0xff00, 0xffff, 128, NULL, NULL); @@ -244,7 +246,7 @@ void __init dc21285_init(void) (1 << 31) | (1 << 29) | (1 << 28) | (1 << 24); #endif - printk(KERN_DEBUG"PCI: DC21285 footbridge, revision %02lX\n", + printk(KERN_DEBUG "PCI: DC21285 footbridge, revision %02lX\n", *CSR_CLASSREV & 0xff); pci_scan_bus(0, &dc21285_ops, NULL); diff --git a/arch/arm/kernel/entry-armo.S b/arch/arm/kernel/entry-armo.S index 5d9ce0ac6..f2dc9e36c 100644 --- a/arch/arm/kernel/entry-armo.S +++ b/arch/arm/kernel/entry-armo.S @@ -535,7 +535,6 @@ Ldata_unknown: @ Part of jumptable mov r0, r1 mov r1, r4 mov r2, r3 - mov r3, lr b baddataabort Ldata_ldrstr_post: diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 6d4107ede..f4f03ee93 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -429,7 +429,10 @@ __und_invalid: sub sp, sp, #S_FRAME_SIZE and r2, r6, #31 @ int mode b SYMBOL_NAME(bad_mode) - +#ifdef CONFIG_NWFPE + /* The FPE is always present */ + .equ fpe_not_present, 0 +#else wfs_mask_data: .word 0x0e200110 @ WFS/RFS .word 0x0fef0fff .word 0x0d0d0100 @ LDF [sp]/STF [sp] @@ -466,6 +469,7 @@ fpe_not_present: add r5, r5, r4, lsl #2 str r5, [sp, r6, lsr #14] @ Save reg mov pc, r9 +#endif /* * SVC mode handlers @@ -685,11 +689,11 @@ ENTRY(__switch_to) stmfd sp!, {r4 - sl, fp, lr} @ Store most regs on stack mrs ip, cpsr stmfd sp!, {ip} @ Save cpsr_SVC - ldr r2, [r1, #TSS_DOMAIN] str sp, [r0, #TSS_SAVE] @ Save sp_SVC ldr sp, [r1, #TSS_SAVE] @ Get saved sp_SVC - mcr p15, 0, r2, c3, c0 @ Set domain register + ldr r2, [r1, #TSS_DOMAIN] ldmfd sp!, {ip} + mcr p15, 0, r2, c3, c0 @ Set domain register msr spsr, ip @ Save tasks CPSR into SPSR for this return ldmfd sp!, {r4 - sl, fp, pc}^ @ Load all regs saved previously diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index bdf6de6b3..2be1a6012 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -3,6 +3,9 @@ * All exits to user mode from the kernel go through this code. */ +#define S_OFF 8 +#define SYSCALL_REGS r4, r5 + /* * Define to favour ARM8, ARM9 and StrongARM cpus. This says that it is * cheaper to use two LDR instructions than a two-register LDM, if the @@ -16,9 +19,9 @@ .align 5 fast_syscall_return: - str r0, [sp, #S_R0 + 4] @ returned r0 + str r0, [sp, #S_R0 + S_OFF] @ returned r0 slow_syscall_return: - add sp, sp, #4 + add sp, sp, #S_OFF ret_from_sys_call: #ifdef HARVARD_CACHE ldr r0, bh_data @@ -74,65 +77,71 @@ ret_from_exception: /*============================================================================= * SWI handler *----------------------------------------------------------------------------- - * - * We now handle sys-call tracing, and the errno in the task structure. - * Still have a problem with >4 arguments for functions. Theres only - * a couple of functions in the code that have 5 arguments, so Im not - * too worried. */ +/* + * Create some aliases for some registers. These should allow + * us to have in theory up to 7 arguments to a function. + */ +scno .req r9 @ syscall number +tbl .req r8 @ syscall table pointer +tip .req r7 @ temporary IP + .align 5 vector_swi: save_user_regs mask_pc lr, lr mov fp, #0 - ldr r6, [lr, #-4] @ get SWI instruction - arm700_bug_check r6, r7 + ldr scno, [lr, #-4] @ get SWI instruction + arm700_bug_check scno, ip #ifdef CONFIG_ALIGNMENT_TRAP - ldr r7, .LCswi - ldr r7, [r7] - mcr p15, 0, r7, c1, c0 + ldr ip, .LCswi + ldr ip, [ip] + mcr p15, 0, ip, c1, c0 #endif - enable_irqs r7 + enable_irqs ip - str r4, [sp, #-4]! @ new style: (r0 = arg1, r4 = arg5) + stmdb sp!, {SYSCALL_REGS} @ new style: (r0 = arg1, r4 = arg5, r5 = arg6) + @ Note that we dont have to handle + @ sys_syscalls arg7 here adrsvc al, lr, fast_syscall_return - bic r6, r6, #0xff000000 @ mask off SWI op-code - eor r6, r6, #OS_NUMBER<<20 @ check OS number - cmp r6, #NR_syscalls @ check upper syscall limit + bic scno, scno, #0xff000000 @ mask off SWI op-code + eor scno, scno, #OS_NUMBER<<20 @ check OS number + cmp scno, #NR_syscalls @ check upper syscall limit bcs 2f - get_current_task r7 - ldr ip, [r7, #TSK_FLAGS] @ check for syscall tracing - adr r5, SYMBOL_NAME(sys_call_table) + get_current_task ip + ldr ip, [ip, #TSK_FLAGS] @ check for syscall tracing + adr tbl, SYMBOL_NAME(sys_call_table) tst ip, #PF_TRACESYS - ldreq pc, [r5, r6, lsl #2] @ call sys routine + ldreq pc, [tbl, scno, lsl #2] @ call sys routine - ldr r7, [sp, #S_IP + 4] @ save old IP - mov r0, #0 - str r0, [sp, #S_IP + 4] @ trace entry [IP = 0] + ldr tip, [sp, #S_IP + S_OFF] @ save old IP + mov ip, #0 + str ip, [sp, #S_IP + S_OFF] @ trace entry [IP = 0] bl SYMBOL_NAME(syscall_trace) - str r7, [sp, #S_IP + 4] + str tip, [sp, #S_IP + S_OFF] - ldmib sp, {r0 - r3} @ have to reload r0 - r3 + add ip, sp, #S_OFF + ldmia ip, {r0 - r3} @ have to reload r0 - r3 mov lr, pc - ldr pc, [r5, r6, lsl #2] @ call sys routine - str r0, [sp, #S_R0 + 4] @ returned r0 + ldr pc, [tbl, scno, lsl #2] @ call sys routine + str r0, [sp, #S_R0 + S_OFF] @ returned r0 - mov r0, #1 - str r0, [sp, #S_IP + 4] @ trace exit [IP = 1] + mov ip, #1 + str ip, [sp, #S_IP + S_OFF] @ trace exit [IP = 1] bl SYMBOL_NAME(syscall_trace) - str r7, [sp, #S_IP + 4] + str tip, [sp, #S_IP + S_OFF] b slow_syscall_return -2: add r1, sp, #4 - tst r6, #0x00f00000 @ is it a Unix SWI? +2: add r1, sp, #S_OFF + tst scno, #0x00f00000 @ is it a Unix SWI? bne 3f - subs r0, r6, #(KSWI_SYS_BASE - KSWI_BASE) + subs r0, scno, #(KSWI_SYS_BASE - KSWI_BASE) bcs SYMBOL_NAME(arm_syscall) b SYMBOL_NAME(sys_ni_syscall) @ not private func -3: eor r0, r6, #OS_NUMBER <<20 @ Put OS number back +3: eor r0, scno, #OS_NUMBER <<20 @ Put OS number back adrsvc al, lr, slow_syscall_return b SYMBOL_NAME(deferred) @@ -150,67 +159,49 @@ ENTRY(sys_call_table) @ r0 = syscall number @ r5 = syscall table SYMBOL_NAME(sys_syscall): - eor r6, r0, #OS_NUMBER << 20 - cmp r6, #NR_syscalls @ check range - add ip, sp, #4 - ldmleib ip, {r0 - r4} @ get our args - strle r4, [sp] @ Put our arg on the stack - ldrle pc, [r5, r6, lsl #2] + eor scno, r0, #OS_NUMBER << 20 + cmp scno, #NR_syscalls @ check range + add ip, sp, #S_OFF + ldmleib ip, {r0 - r3, SYSCALL_REGS} @ get our args + stmleia sp, {SYSCALL_REGS} @ Put our arg on the stack + ldrle pc, [tbl, scno, lsl #2] mov r0, #-ENOSYS - mov pc, lr + RETINSTR(mov,pc,lr) sys_fork_wrapper: - add r0, sp, #4 + add r0, sp, #S_OFF b SYMBOL_NAME(sys_fork) sys_vfork_wrapper: - add r0, sp, #4 + add r0, sp, #S_OFF b SYMBOL_NAME(sys_vfork) sys_execve_wrapper: - add r3, sp, #4 + add r3, sp, #S_OFF b SYMBOL_NAME(sys_execve) -sys_mount_wrapper: - mov r6, lr - add r5, sp, #4 - str r5, [sp] - str r4, [sp, #-4]! - bl SYMBOL_NAME(sys_compat_mount) - add sp, sp, #4 - RETINSTR(mov,pc,r6) - sys_clone_wapper: - add r2, sp, #4 + add r2, sp, #S_OFF b SYMBOL_NAME(sys_clone) -sys_llseek_wrapper: - mov r6, lr - add r5, sp, #4 - str r5, [sp] - str r4, [sp, #-4]! - bl SYMBOL_NAME(sys_compat_llseek) - add sp, sp, #4 - RETINSTR(mov,pc,r6) - sys_sigsuspend_wrapper: - add r3, sp, #4 + add r3, sp, #S_OFF b SYMBOL_NAME(sys_sigsuspend) sys_rt_sigsuspend_wrapper: - add r2, sp, #4 + add r2, sp, #S_OFF b SYMBOL_NAME(sys_rt_sigsuspend) sys_sigreturn_wrapper: - add r0, sp, #4 + add r0, sp, #S_OFF b SYMBOL_NAME(sys_sigreturn) sys_rt_sigreturn_wrapper: - add r0, sp, #4 + add r0, sp, #S_OFF b SYMBOL_NAME(sys_rt_sigreturn) sys_sigaltstack_wrapper: - ldr r2, [sp, #4 + S_SP] + ldr r2, [sp, #S_OFF + S_SP] b do_sigaltstack .data diff --git a/arch/arm/kernel/head-armv.S b/arch/arm/kernel/head-armv.S index 2996d89af..35e71a4a9 100644 --- a/arch/arm/kernel/head-armv.S +++ b/arch/arm/kernel/head-armv.S @@ -69,7 +69,7 @@ ENTRY(_stext) * r1 contains the unique architecture number. See * linux/arch/arm/kernel/setup.c machine_desc[] array for the complete * list. If you require a new number, please follow the instructions - * given in Documentation/ARM-README. + * given in Documentation/arm/README. */ __entry: teq r0, #0 movne r0, #'i' @@ -83,7 +83,7 @@ __entry: teq r0, #0 moveq r0, #'a' beq __error bl __create_page_tables - adr lr, __aligned_call + adr lr, __ret add pc, r10, #12 @ flush caches (returns ctrl reg) __switch_data: .long __mmap_switched @@ -94,16 +94,11 @@ __switch_data: .long __mmap_switched .long SYMBOL_NAME(cr_alignment) .long SYMBOL_NAME(init_task_union)+8192 - /* - * This needs to be aligned to a cache line. - */ - .align 5 -__aligned_call: - ldr lr, __switch_data -#ifdef CONFIG_ALIGNMENT_TRAP - orr r0, r0, #2 @ ...........A. -#endif +__ret: ldr lr, __switch_data mcr p15, 0, r0, c1, c0 + mov r0, r0 + mov r0, r0 + mov r0, r0 mov pc, lr /* @@ -126,6 +121,9 @@ __mmap_switched: str r9, [r6] @ Save processor ID str r1, [r7] @ Save machine type +#ifdef CONFIG_ALIGNMENT_TRAP + orr r0, r0, #2 @ ...........A. +#endif bic r2, r0, #2 @ Clear 'A' bit stmia r8, {r0, r2} @ Save control register values b SYMBOL_NAME(start_kernel) @@ -137,16 +135,16 @@ __mmap_switched: * amount which are required to get the kernel running, which * generally means mapping in the kernel code. * - * We only map in 2MB of RAM, which should be sufficient in + * We only map in 4MB of RAM, which should be sufficient in * all cases. * - * r4 = physical address of page tables * r5 = physical address of start of RAM * r6 = physical IO address * r7 = byte offset into page tables for IO * r8 = page table flags */ __create_page_tables: + add r4, r5, #SWAPPER_PGDIR_OFFSET mov r0, r4 mov r3, #0 add r2, r0, #0x4000 @ Clear page table @@ -157,13 +155,22 @@ __create_page_tables: teq r0, r2 bne 1b /* - * map in two sections (2MB) for kernel. + * Create identity mapping for first MB of kernel. + * map in four sections (4MB) for kernel. * these are marked cacheable and bufferable. + * + * The identity mapping will be removed by paging_init() */ - add r0, r4, #(TEXTADDR - 0x8000) >> 18 mov r3, #0x0c orr r3, r3, r8 add r3, r3, r5 + add r0, r4, r5, lsr #18 + str r3, [r0] + add r0, r4, #(TEXTADDR - 0x8000) >> 18 + str r3, [r0], #4 + add r3, r3, #1 << 20 + str r3, [r0], #4 + add r3, r3, #1 << 20 str r3, [r0], #4 add r3, r3, #1 << 20 str r3, [r0], #4 @@ -174,8 +181,11 @@ __create_page_tables: * via a serial before paging_init. */ add r0, r4, r7 + rsb r3, r7, #0x4000 @ PTRS_PER_PGD*sizeof(long) + cmp r3, #0x0800 + addge r2, r0, #0x0800 + addlt r2, r0, r3 orr r3, r6, r8 - add r2, r0, #0x0800 1: str r3, [r0], #4 add r3, r3, #1 << 20 teq r0, r2 @@ -273,7 +283,7 @@ __lookup_processor_type: * Lookup machine architecture * r1 = machine architecture number * Returns: - * r4 = physical address of page tables + * r4 = unused word * r5 = physical start address of RAM * r6 = physical address of IO * r7 = byte offset into page tables for IO @@ -284,7 +294,6 @@ __lookup_architecture_type: adr r4, __arch_types_start add r4, r4, r1, lsl #4 ldmia r4, {r4, r5, r6, r7} - add r4, r5, #SWAPPER_PGDIR_OFFSET mov r7, r7, lsr #18 mov pc, lr 1: mov r7, #0 @@ -330,20 +339,20 @@ __arch_types_start: @ 0x04 - DEC EBSA285 .long 0 .long 0 - .long 0x24000000 @ I/O base address (0x42000000 -> 0xfe000000) - .long 0xe0000000 + .long DC21285_ARMCSR_BASE + .long 0xfe000000 @ 0x05 - Rebel.com NetWinder .long 0 .long 0 - .long 0x24000000 @ I/O base address (0x42000000 -> 0xfe000000) - .long 0xe0000000 + .long DC21285_ARMCSR_BASE + .long 0xfe000000 @ 0x06 - CATS .long 0 .long 0 - .long 0x24000000 @ I/O base address (0x42000000 -> 0xfe000000) - .long 0xe0000000 + .long DC21285_ARMCSR_BASE + .long 0xfe000000 @ 0x07 - tbox .long 0 @@ -398,9 +407,16 @@ __arch_types_start: .long 0 .long 0 .long 0 -__arch_types_end: - @ unknown - SA1100 + + @ 0x10 - SA1100 .long 0 .long 0xc0000000 .long 0x80000000 - .long 0xe0000000 + .long 0xf8000000 + + /* + * Don't add anything here unless you have an + * architecture number allocated - see + * Documentation/arm/README + */ +__arch_types_end: diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 9afacbde3..46afd5938 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -50,13 +50,13 @@ void enable_hlt(void) static int __init nohlt_setup(char *__unused) { hlt_counter = 1; - return 0; + return 1; } static int __init hlt_setup(char *__unused) { hlt_counter = 0; - return 0; + return 1; } __setup("nohlt", nohlt_setup); @@ -114,6 +114,7 @@ void machine_halt(void) void machine_power_off(void) { + arch_power_off(); } void show_regs(struct pt_regs * regs) @@ -284,7 +285,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long esp, int dump_fpu (struct pt_regs *regs, struct user_fp *fp) { if (current->used_math) - memcpy(fp, ¤t->thread.fpstate.soft, sizeof (fp)); + memcpy(fp, ¤t->thread.fpstate.soft, sizeof (*fp)); return current->used_math; } diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index a060bf4d9..a2f7292f6 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -54,13 +54,13 @@ struct meminfo meminfo; struct machine_desc { const char *name; /* architecture name */ unsigned int param_offset; /* parameter page */ + unsigned int video_start; /* start of video RAM */ + unsigned int video_end; /* end of video RAM */ unsigned int reserve_lp0 :1; /* never has lp0 */ unsigned int reserve_lp1 :1; /* never has lp1 */ unsigned int reserve_lp2 :1; /* never has lp2 */ unsigned int broken_hlt :1; /* hlt is broken */ unsigned int soft_reboot :1; /* soft reboot */ - unsigned int video_start; /* start of video RAM */ - unsigned int video_end; /* end of video RAM */ void (*fixup)(struct machine_desc *, struct param_struct *, char **); }; @@ -201,7 +201,7 @@ parse_cmdline(char **cmdline_p, char *from) meminfo.nr_banks = 0; } - start = 0; + start = PHYS_OFFSET; size = memparse(from + 4, &from); if (*from == '@') start = memparse(from + 1, &from); @@ -250,17 +250,18 @@ static void __init setup_initrd(unsigned int start, unsigned int size) } #define O_PFN_DOWN(x) ((x) >> PAGE_SHIFT) -#define P_PFN_DOWN(x) O_PFN_DOWN((x) - PHYS_OFFSET) #define V_PFN_DOWN(x) O_PFN_DOWN(__pa(x)) #define O_PFN_UP(x) (PAGE_ALIGN(x) >> PAGE_SHIFT) -#define P_PFN_UP(x) O_PFN_UP((x) - PHYS_OFFSET) #define V_PFN_UP(x) O_PFN_UP(__pa(x)) #define PFN_SIZE(x) ((x) >> PAGE_SHIFT) #define PFN_RANGE(s,e) PFN_SIZE(PAGE_ALIGN((unsigned long)(e)) - \ (((unsigned long)(s)) & PAGE_MASK)) +/* + * FIXME: These can be removed when Ingo's cleanup patch goes in + */ #define free_bootmem(s,sz) free_bootmem((s)<<PAGE_SHIFT, (sz)<<PAGE_SHIFT) #define reserve_bootmem(s,sz) reserve_bootmem((s)<<PAGE_SHIFT, (sz)<<PAGE_SHIFT) @@ -277,10 +278,10 @@ static unsigned int __init find_bootmap_pfn(unsigned int bootmap_pages) */ #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start) { - if (__pa(initrd_end) > (meminfo.end + PHYS_OFFSET)) { + if (__pa(initrd_end) > meminfo.end) { printk ("initrd extends beyond end of memory " "(0x%08lx > 0x%08lx) - disabling initrd\n", - __pa(initrd_end), meminfo.end + PHYS_OFFSET); + __pa(initrd_end), meminfo.end); initrd_start = 0; initrd_end = 0; } @@ -373,7 +374,7 @@ static void __init setup_bootmem(void) #endif #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start) - reserve_bootmem(O_PFN_DOWN(initrd_start), + reserve_bootmem(V_PFN_DOWN(initrd_start), PFN_RANGE(initrd_start, initrd_end)); #endif } @@ -528,16 +529,66 @@ fixup_coebsa285(struct machine_desc *desc, struct param_struct *params, char **cmdline) { #if 0 - if (machine_is_co285()) { - extern unsigned long boot_memory_end; - extern char boot_command_line[]; + extern unsigned long boot_memory_end; + extern char boot_command_line[]; - meminfo.nr_banks = 1; - meminfo.bank[0].start = PHYS_OFFSET; - meminfo.bank[0].size = boot_memory_end; + meminfo.nr_banks = 1; + meminfo.bank[0].start = PHYS_OFFSET; + meminfo.bank[0].size = boot_memory_end; + + *cmdline = boot_command_line; +#endif +} - *cmdline = boot_command_line; +static void __init +fixup_sa1100(struct machine_desc *desc, struct param_struct *params, + char **cmdline) +{ +#ifdef CONFIG_ARCH_SA1100 + int i; + extern struct mem_desc { + unsigned long phys_start; + unsigned long length; + } mem_desc[]; + extern unsigned int mem_desc_size; + + for( i = 0; i < mem_desc_size; i++ ) { + if( i >= NR_BANKS ) { + printk( __FUNCTION__ + ": mem_desc too large for meminfo structure\n"); + break; + } + meminfo.bank[i].start = mem_desc[i].phys_start; + meminfo.bank[i].size = mem_desc[i].length; } + meminfo.nr_banks = i; + +#if defined(CONFIG_SA1100_BRUTUS) + ROOT_DEV = MKDEV(RAMDISK_MAJOR,0); + setup_ramdisk( 1, 0, 0, 8192 ); + setup_initrd( __phys_to_virt(0xd8000000), 0x00400000 ); +#elif defined(CONFIG_SA1100_EMPEG) + ROOT_DEV = MKDEV( 3, 1 ); /* /dev/hda1 */ + setup_ramdisk( 1, 0, 0, 4096 ); + setup_initrd( 0xd0000000+((1024-320)*1024), (320*1024) ); +#elif defined(CONFIG_SA1100_TIFON) + ROOT_DEV = MKDEV(UNNAMED_MAJOR, 0); + setup_ramdisk(1, 0, 0, 4096); + setup_initrd( 0xd0000000 + 0x1100004, 0x140000 ); +#elif defined(CONFIG_SA1100_VICTOR) + ROOT_DEV = MKDEV( 60, 2 ); + + /* Get command line parameters passed from the loader (if any) */ + if( *((char*)0xc0000000) ) + strcpy( default_command_line, ((char *)0xc0000000) ); + + /* power off if any problem */ + strcat( default_command_line, " panic=1" ); +#elif defined(CONFIG_SA1100_LART) + ROOT_DEV = MKDEV(RAMDISK_MAJOR,0); + setup_ramdisk(1, 0, 0, 8192); + setup_initrd(0xc0400000, 0x00400000); +#endif #endif } @@ -565,7 +616,7 @@ static struct machine_desc machine_desc[] __initdata = { NO_VIDEO, 0, 0, 0, 0, 0, NULL - }, { "Nexus-FTV/PCI", /* Philip Blundell */ + }, { "FTV/PCI", /* Philip Blundell */ NO_PARAMS, NO_VIDEO, 0, 0, 0, 0, 0, @@ -627,9 +678,15 @@ static struct machine_desc machine_desc[] __initdata = { NULL }, { "Shark", /* Alexander Schulz */ NO_PARAMS, - NO_VIDEO, + /* do you really mean 0x200000? */ + 0x06000000, 0x06000000+0x00200000, 0, 0, 0, 0, 0, NULL + }, { "SA1100-based", /* Nicolas Pitre */ + NO_PARAMS, + NO_VIDEO, + 0, 0, 0, 0, 0, + fixup_sa1100 } }; diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 852bbfac1..f9fbd2536 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -18,6 +18,7 @@ #include <linux/stddef.h> #include <linux/binfmts.h> #include <linux/tty.h> +#include <linux/highuid.h> #include <asm/ucontext.h> #include <asm/uaccess.h> @@ -277,6 +278,7 @@ setup_sigcontext(struct sigcontext *sc, /*struct _fpstate *fpstate,*/ err |= __put_user (current->thread.trap_no, &sc->trap_no); err |= __put_user (current->thread.error_code, &sc->error_code); + err |= __put_user (current->thread.address, &sc->fault_address); err |= __put_user (mask, &sc->oldmask); return err; @@ -500,6 +502,7 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs, int syscall) info.si_code = SI_USER; info.si_pid = current->p_pptr->pid; info.si_uid = current->p_pptr->uid; + info.si_uid16 = high2lowuid(current->p_pptr->uid); } /* If the (new) signal is now blocked, requeue it. */ diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c index 408149bc5..5e989663b 100644 --- a/arch/arm/kernel/sys_arm.c +++ b/arch/arm/kernel/sys_arm.c @@ -79,12 +79,26 @@ out: return error; } +#define PGOFF_SHIFT (PAGE_SHIFT - 12) +#define PGOFF_MASK (~((1 << PGOFF_SHIFT) - 1)) + /* - * Perform the select(nd, in, out, ex, tv) and mmap() system - * calls. ARM Linux didn't use to be able to handle more than - * 4 system call parameters, so these system calls used a memory - * block for parameter passing.. + * Note: off_4k is always units of 4K. If we can't do the requested + * offset, we return EINVAL. */ +asmlinkage long +sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, + unsigned long flags, unsigned long fd, unsigned long off_4k) +{ + unsigned long pgoff; + + if (off_4k & ~PGOFF_MASK) + return -EINVAL; + + pgoff = off_4k >> PGOFF_SHIFT; + + return do_mmap2(addr, len, prot, flags, fd, pgoff); +} struct mmap_arg_struct { unsigned long addr; @@ -112,6 +126,10 @@ out: return error; } +/* + * Perform the select(nd, in, out, ex, tv) and mmap() system + * calls. + */ extern asmlinkage int sys_select(int, fd_set *, fd_set *, fd_set *, struct timeval *); struct sel_arg_struct { @@ -251,48 +269,11 @@ out: return error; } -/* - * Detect the old function calling standard - */ -static inline unsigned long old_calling_standard (struct pt_regs *regs) -{ - unsigned long instr, *pcv = (unsigned long *)(instruction_pointer(regs) - 8); - return (!get_user (instr, pcv) && instr == 0xe1a0300d); -} - /* Compatability functions - we used to pass 5 parameters as r0, r1, r2, *r3, *(r3+4) * We now use r0 - r4, and return an error if the old style calling standard is used. * Eventually these functions will disappear. */ -asmlinkage int -sys_compat_llseek (unsigned int fd, unsigned long offset_high, unsigned long offset_low, - loff_t *result, unsigned int origin, struct pt_regs *regs) -{ - extern int sys_llseek (unsigned int, unsigned long, unsigned long, loff_t *, unsigned int); - - if (old_calling_standard (regs)) { - printk (KERN_NOTICE "%s (%d): unsupported llseek call standard\n", - current->comm, current->pid); - return -EINVAL; - } - return sys_llseek (fd, offset_high, offset_low, result, origin); -} - -asmlinkage int -sys_compat_mount (char *devname, char *dirname, char *type, unsigned long flags, void *data, - struct pt_regs *regs) -{ - extern int sys_mount (char *, char *, char *, unsigned long, void *); - - if (old_calling_standard (regs)) { - printk (KERN_NOTICE "%s (%d): unsupported mount call standard\n", - current->comm, current->pid); - return -EINVAL; - } - return sys_mount (devname, dirname, type, flags, data); -} - -asmlinkage int sys_uname (struct old_utsname * name) +asmlinkage int sys_uname(struct old_utsname * name) { static int warned = 0; int err; @@ -331,15 +312,15 @@ asmlinkage int sys_olduname(struct oldold_utsname * name) down(&uts_sem); error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN); - error -= __put_user(0,name->sysname+__OLD_UTS_LEN); - error -= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); - error -= __put_user(0,name->nodename+__OLD_UTS_LEN); - error -= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); - error -= __put_user(0,name->release+__OLD_UTS_LEN); - error -= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); - error -= __put_user(0,name->version+__OLD_UTS_LEN); - error -= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN); - error -= __put_user(0,name->machine+__OLD_UTS_LEN); + error |= __put_user(0,name->sysname+__OLD_UTS_LEN); + error |= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); + error |= __put_user(0,name->nodename+__OLD_UTS_LEN); + error |= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); + error |= __put_user(0,name->release+__OLD_UTS_LEN); + error |= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); + error |= __put_user(0,name->version+__OLD_UTS_LEN); + error |= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN); + error |= __put_user(0,name->machine+__OLD_UTS_LEN); up(&uts_sem); @@ -354,4 +335,3 @@ asmlinkage int sys_pause(void) schedule(); return -ERESTARTNOHAND; } - diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index c48c62108..67c2597e6 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -112,7 +112,7 @@ void do_gettimeofday(struct timeval *tv) /* * xtime is atomically updated in timer_bh. lost_ticks is - * nonzero if the tiemr bottom half hasnt executed yet. + * nonzero if the timer bottom half hasnt executed yet. */ if (lost_ticks) tv->tv_usec += USECS_PER_JIFFY; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 26ecfa194..ac15651d3 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -187,10 +187,11 @@ void die(const char *str, struct pt_regs *regs, int err) dump_instr(instruction_pointer(regs), 0); } - spin_unlock_irq(&die_lock); + spin_unlock_irq(&die_lock); + do_exit(SIGSEGV); } -static void die_if_kernel(const char *str, struct pt_regs *regs, int err) +void die_if_kernel(const char *str, struct pt_regs *regs, int err) { if (user_mode(regs)) return; @@ -241,11 +242,10 @@ asmlinkage void do_unexp_fiq (struct pt_regs *regs) } /* - * bad_mode handles the impossible case in the vectors. - * If you see one of these, then it's extremely serious, - * and could mean you have buggy hardware. It never - * returns, and never tries to sync. We hope that we - * can dump out some state information... + * bad_mode handles the impossible case in the vectors. If you see one of + * these, then it's extremely serious, and could mean you have buggy hardware. + * It never returns, and never tries to sync. We hope that we can at least + * dump out some state information... */ asmlinkage void bad_mode(struct pt_regs *regs, int reason, int proc_mode) { @@ -255,7 +255,8 @@ asmlinkage void bad_mode(struct pt_regs *regs, int reason, int proc_mode) handler[reason], processor_modes[proc_mode]); /* - * Dump out the vectors and stub routines + * Dump out the vectors and stub routines. Maybe a better solution + * would be to dump them out only if we detect that they are corrupted. */ printk(KERN_CRIT "Vectors:\n"); dump_mem(0, 0x40); @@ -279,6 +280,9 @@ asmlinkage void math_state_restore (void) current->used_math = 1; } +/* + * Handle some more esoteric system calls + */ asmlinkage int arm_syscall (int no, struct pt_regs *regs) { switch (no) { @@ -295,7 +299,7 @@ asmlinkage int arm_syscall (int no, struct pt_regs *regs) case 2: /* sys_cacheflush */ #ifdef CONFIG_CPU_32 - /* r0 = start, r1 = length, r2 = flags */ + /* r0 = start, r1 = end, r2 = flags */ cpu_flush_cache_area(regs->ARM_r0, regs->ARM_r1, 1); #endif break; @@ -308,7 +312,7 @@ asmlinkage int arm_syscall (int no, struct pt_regs *regs) if (no <= 0x7ff) return -ENOSYS; #ifdef CONFIG_DEBUG_USER - /* experiance shows that these seem to indicate that + /* experience shows that these seem to indicate that * something catastrophic has happened */ printk("[%d] %s: arm syscall %d\n", current->pid, current->comm, no); @@ -357,16 +361,19 @@ asmlinkage void arm_invalidptr(const char *function, int size) function, __builtin_return_address(0), size); } -#ifdef CONFIG_CPU_26 -asmlinkage void baddataabort(int code, unsigned long instr, struct pt_regs *regs) +/* + * A data abort trap was taken, but the instruction was not an instruction + * which should cause the trap to be taken. Try to abort it. Note that + * the while(1) is there because we cannot currently handle returning from + * this function. + */ +asmlinkage void +baddataabort(int code, unsigned long instr, struct pt_regs *regs) { unsigned long phys, addr = instruction_pointer(regs); #ifdef CONFIG_DEBUG_ERRORS - printk("pid=%d\n", current->pid); - - show_regs(regs); - dump_instr(instruction_pointer(regs), 1); + dump_instr(addr, 1); { pgd_t *pgd; @@ -385,10 +392,10 @@ asmlinkage void baddataabort(int code, unsigned long instr, struct pt_regs *regs printk ("\n"); } #endif - panic("unknown data abort code %d [pc=%08lx *pc=%08lx lr=%08lx sp=%08lx]", - code, regs->ARM_pc, instr, regs->ARM_lr, regs->ARM_sp); + force_sig(SIGILL, current); + die_if_kernel("unknown data abort code", regs, instr); + while (1); } -#endif void __bug(const char *file, int line, void *data) { @@ -425,6 +432,19 @@ asmlinkage void __div0(void) __backtrace(); } +void abort(void) +{ + void *lr = __builtin_return_address(0); + + printk(KERN_CRIT "abort() called from %p! (Please " + "report to rmk@arm.linux.org.uk)\n", lr); + + *(int *)0 = 0; + + /* if that doesn't kill us, halt */ + panic("Oops failed to kill thread"); +} + void __init trap_init(void) { extern void __trap_init(void); diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 9a22fe08f..5046a3377 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -5,8 +5,14 @@ # L_TARGET := lib.a -L_OBJS := backtrace.o bitops.o checksum.o delay.o \ - string.o system.o uaccess.o +L_OBJS := changebit.o csumipv6.o csumpartial.o csumpartialcopy.o \ + csumpartialcopyuser.o clearbit.o copy_page.o findbit.o \ + memchr.o memcpy.o memset.o memzero.o setbit.o strchr.o \ + strrchr.o testchangebit.o testclearbit.o testsetbit.o \ + uaccess.o + +O_TARGET := lib.o +O_OBJS := backtrace.o delay.o ifeq ($(PROCESSOR),armo) L_OBJS += uaccess-armo.o @@ -25,13 +31,21 @@ endif ifeq ($(MACHINE),ebsa110) L_OBJS += io-ebsa110.o else - LX_OBJS += io.o + OX_OBJS += io.o endif ifeq ($(MACHINE),footbridge) L_OBJS += io-footbridge.o endif +# +# SA1100 IO routines happen to be the +# same as the footbridge routines +# +ifeq ($(MACHINE),sa1100) + L_OBJS += io-footbridge.o +endif + include $(TOPDIR)/Rules.make .S.o: @@ -42,5 +56,3 @@ constants.h: getconsdata.o extractconstants.pl getconsdata.o: getconsdata.c $(CC) $(CFLAGS) -c getconsdata.c - -checksum.o string.o: constants.h diff --git a/arch/arm/lib/bitops.S b/arch/arm/lib/bitops.S deleted file mode 100644 index 4c1f4b0aa..000000000 --- a/arch/arm/lib/bitops.S +++ /dev/null @@ -1,152 +0,0 @@ -/* - * linux/arch/arm/lib/bitops.S - * - * Copyright (C) 1995, 1996 Russell King - */ - -#include <linux/linkage.h> -#include <asm/assembler.h> - .text - -@ Purpose : Function to set a bit -@ Prototype: int set_bit(int bit,int *addr) - -ENTRY(set_bit) - and r2, r0, #7 - mov r3, #1 - mov r3, r3, lsl r2 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1, r0, lsr #3] - orr r2, r2, r3 - strb r2, [r1, r0, lsr #3] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -ENTRY(test_and_set_bit) - add r1, r1, r0, lsr #3 @ Get byte offset - and r3, r0, #7 @ Get bit offset - mov r0, #1 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1] - tst r2, r0, lsl r3 - orr r2, r2, r0, lsl r3 - moveq r0, #0 - strb r2, [r1] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -@ Purpose : Function to clear a bit -@ Prototype: int clear_bit(int bit,int *addr) - -ENTRY(clear_bit) - and r2, r0, #7 - mov r3, #1 - mov r3, r3, lsl r2 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1, r0, lsr #3] - bic r2, r2, r3 - strb r2, [r1, r0, lsr #3] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -ENTRY(test_and_clear_bit) - add r1, r1, r0, lsr #3 @ Get byte offset - and r3, r0, #7 @ Get bit offset - mov r0, #1 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1] - tst r2, r0, lsl r3 - bic r2, r2, r0, lsl r3 - moveq r0, #0 - strb r2, [r1] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -/* Purpose : Function to change a bit - * Prototype: int change_bit(int bit,int *addr) - */ -ENTRY(change_bit) - and r2, r0, #7 - mov r3, #1 - mov r3, r3, lsl r2 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1, r0, lsr #3] - eor r2, r2, r3 - strb r2, [r1, r0, lsr #3] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -ENTRY(test_and_change_bit) - add r1, r1, r0, lsr #3 - and r3, r0, #7 - mov r0, #1 - SAVEIRQS(ip) - DISABLEIRQS(ip) - ldrb r2, [r1] - tst r2, r0, lsl r3 - eor r2, r2, r0, lsl r3 - moveq r0, #0 - strb r2, [r1] - RESTOREIRQS(ip) - RETINSTR(mov,pc,lr) - -@ Purpose : Find a 'zero' bit -@ Prototype: int find_first_zero_bit(char *addr,int maxbit); - -ENTRY(find_first_zero_bit) - mov r2, #0 @ Initialise bit position -Lfindzbit1lp: ldrb r3, [r0, r2, lsr #3] @ Check byte, if 0xFF, then all bits set - teq r3, #0xFF - bne Lfoundzbit - add r2, r2, #8 - cmp r2, r1 @ Check to see if we have come to the end - bcc Lfindzbit1lp - add r0, r1, #1 @ Make sure that we flag an error - RETINSTR(mov,pc,lr) -Lfoundzbit: tst r3, #1 @ Check individual bits - moveq r0, r2 - RETINSTR(moveq,pc,lr) - tst r3, #2 - addeq r0, r2, #1 - RETINSTR(moveq,pc,lr) - tst r3, #4 - addeq r0, r2, #2 - RETINSTR(moveq,pc,lr) - tst r3, #8 - addeq r0, r2, #3 - RETINSTR(moveq,pc,lr) - tst r3, #16 - addeq r0, r2, #4 - RETINSTR(moveq,pc,lr) - tst r3, #32 - addeq r0, r2, #5 - RETINSTR(moveq,pc,lr) - tst r3, #64 - addeq r0, r2, #6 - RETINSTR(moveq,pc,lr) - add r0, r2, #7 - RETINSTR(mov,pc,lr) - -@ Purpose : Find next 'zero' bit -@ Prototype: int find_next_zero_bit(char *addr,int maxbit,int offset) - -ENTRY(find_next_zero_bit) - tst r2, #7 - beq Lfindzbit1lp @ If new byte, goto old routine - ldrb r3, [r0, r2, lsr#3] - orr r3, r3, #0xFF00 @ Set top bits so we wont get confused - stmfd sp!, {r4} - and r4, r2, #7 - mov r3, r3, lsr r4 @ Shift right by no. of bits - ldmfd sp!, {r4} - and r3, r3, #0xFF - teq r3, #0xFF - orreq r2, r2, #7 - addeq r2, r2, #1 - beq Lfindzbit1lp @ If all bits are set, goto old routine - b Lfoundzbit diff --git a/arch/arm/lib/changebit.S b/arch/arm/lib/changebit.S new file mode 100644 index 000000000..8005fd49a --- /dev/null +++ b/arch/arm/lib/changebit.S @@ -0,0 +1,26 @@ +/* + * linux/arch/arm/lib/changebit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +/* Purpose : Function to change a bit + * Prototype: int change_bit(int bit,int *addr) + */ +ENTRY(change_bit) + and r2, r0, #7 + mov r3, #1 + mov r3, r3, lsl r2 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1, r0, lsr #3] + eor r2, r2, r3 + strb r2, [r1, r0, lsr #3] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/clearbit.S b/arch/arm/lib/clearbit.S new file mode 100644 index 000000000..d936ab549 --- /dev/null +++ b/arch/arm/lib/clearbit.S @@ -0,0 +1,26 @@ +/* + * linux/arch/arm/lib/clearbit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +@ Purpose : Function to clear a bit +@ Prototype: int clear_bit(int bit,int *addr) + +ENTRY(clear_bit) + and r2, r0, #7 + mov r3, #1 + mov r3, r3, lsl r2 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1, r0, lsr #3] + bic r2, r2, r3 + strb r2, [r1, r0, lsr #3] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/copy_page.S b/arch/arm/lib/copy_page.S new file mode 100644 index 000000000..16c43268a --- /dev/null +++ b/arch/arm/lib/copy_page.S @@ -0,0 +1,35 @@ +/* + * linux/arch/arm/lib/copypage.S + * + * Copyright (C) 1995-1999 Russell King + * + * ASM optimised string functions + * + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text +/* + * StrongARM optimised copy_page routine + * now 1.72bytes/cycle, was 1.60 bytes/cycle + * (50MHz bus -> 86MB/s) + */ + +ENTRY(copy_page) + stmfd sp!, {r4, lr} @ 2 + mov r2, #PAGE_SZ/64 @ 1 +1: ldmia r1!, {r3, r4, ip, lr} @ 4 + subs r2, r2, #1 @ 1 + stmia r0!, {r3, r4, ip, lr} @ 4 + ldmia r1!, {r3, r4, ip, lr} @ 4+1 + stmia r0!, {r3, r4, ip, lr} @ 4 + ldmia r1!, {r3, r4, ip, lr} @ 4+1 + stmia r0!, {r3, r4, ip, lr} @ 4 + ldmia r1!, {r3, r4, ip, lr} @ 4+1 + stmia r0!, {r3, r4, ip, lr} @ 4 + bne 1b @ 1 + LOADREGS(fd, sp!, {r4, pc}) @ 3 + + diff --git a/arch/arm/lib/csumipv6.S b/arch/arm/lib/csumipv6.S new file mode 100644 index 000000000..76e7d26d8 --- /dev/null +++ b/arch/arm/lib/csumipv6.S @@ -0,0 +1,28 @@ +/* + * linux/arch/arm/lib/csumipv6.S + * + * Copyright (C) 1995-1998 Russell King + */ +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + +ENTRY(__csum_ipv6_magic) + str lr, [sp, #-4]! + adds ip, r2, r3 + ldmia r1, {r1 - r3, lr} + adcs ip, ip, r1 + adcs ip, ip, r2 + adcs ip, ip, r3 + adcs ip, ip, lr + ldmia r0, {r0 - r3} + adcs r0, ip, r0 + adcs r0, r0, r1 + adcs r0, r0, r2 + ldr r2, [sp, #4] + adcs r0, r0, r3 + adcs r0, r0, r2 + adcs r0, r0, #0 + LOADREGS(fd, sp!, {pc}) + diff --git a/arch/arm/lib/csumpartial.S b/arch/arm/lib/csumpartial.S new file mode 100644 index 000000000..2406dfb38 --- /dev/null +++ b/arch/arm/lib/csumpartial.S @@ -0,0 +1,64 @@ +/* + * linux/arch/arm/lib/csumpartial.S + * + * Copyright (C) 1995-1998 Russell King + */ +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + +/* Function: __u32 csum_partial(const char *src, int len, __u32) + * Params : r0 = buffer, r1 = len, r2 = checksum + * Returns : r0 = new checksum + */ + +ENTRY(csum_partial) + tst r0, #2 + beq 1f + subs r1, r1, #2 + addmi r1, r1, #2 + bmi 3f + bic r0, r0, #3 + ldr r3, [r0], #4 + adds r2, r2, r3, lsr #16 + adcs r2, r2, #0 +1: adds r2, r2, #0 + bics ip, r1, #31 + beq 3f + stmfd sp!, {r4 - r6} +2: ldmia r0!, {r3 - r6} + adcs r2, r2, r3 + adcs r2, r2, r4 + adcs r2, r2, r5 + adcs r2, r2, r6 + ldmia r0!, {r3 - r6} + adcs r2, r2, r3 + adcs r2, r2, r4 + adcs r2, r2, r5 + adcs r2, r2, r6 + sub ip, ip, #32 + teq ip, #0 + bne 2b + adcs r2, r2, #0 + ldmfd sp!, {r4 - r6} +3: ands ip, r1, #0x1c + beq 5f +4: ldr r3, [r0], #4 + sub ip, ip, #4 + adcs r2, r2, r3 + teq ip, #0 + bne 4b + adcs r2, r2, #0 +5: ands ip, r1, #3 + moveq r0, r2 + RETINSTR(moveq,pc,lr) + mov ip, ip, lsl #3 + ldr r3, [r0] + rsb ip, ip, #32 + mov r3, r3, lsl ip + adds r2, r2, r3, lsr ip + adc r0, r2, #0 + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/csumpartialcopy.S b/arch/arm/lib/csumpartialcopy.S new file mode 100644 index 000000000..7289619da --- /dev/null +++ b/arch/arm/lib/csumpartialcopy.S @@ -0,0 +1,257 @@ +/* + * linux/arch/arm/lib/csumpartialcopy.S + * + * Copyright (C) 1995-1998 Russell King + */ +#include <linux/linkage.h> +#include <asm/assembler.h> + + .text + +/* Function: __u32 csum_partial_copy_nocheck(const char *src, char *dst, int len, __u32 sum) + * Params : r0 = src, r1 = dst, r2 = len, r3 = checksum + * Returns : r0 = new checksum + */ +ENTRY(csum_partial_copy_nocheck) + mov ip, sp + stmfd sp!, {r4 - r8, fp, ip, lr, pc} + sub fp, ip, #4 + cmp r2, #4 + blt Ltoo_small + tst r1, #2 @ Test destination alignment + beq Ldst_aligned + ldrb ip, [r0], #1 + ldrb r8, [r0], #1 + subs r2, r2, #2 @ We do not know if SRC is aligned... + orr ip, ip, r8, lsl #8 + adds r3, r3, ip + adcs r3, r3, #0 + strb ip, [r1], #1 + mov ip, ip, lsr #8 + strb ip, [r1], #1 @ Destination now aligned +Ldst_aligned: tst r0, #3 + bne Lsrc_not_aligned + adds r3, r3, #0 + bics ip, r2, #15 @ Routine for src & dst aligned + beq 3f +1: ldmia r0!, {r4, r5, r6, r7} + stmia r1!, {r4, r5, r6, r7} + adcs r3, r3, r4 + adcs r3, r3, r5 + adcs r3, r3, r6 + adcs r3, r3, r7 + sub ip, ip, #16 + teq ip, #0 + bne 1b +3: ands ip, r2, #12 + beq 5f + tst ip, #8 + beq 4f + ldmia r0!, {r4, r5} + stmia r1!, {r4, r5} + adcs r3, r3, r4 + adcs r3, r3, r5 + tst ip, #4 + beq 5f +4: ldr r4, [r0], #4 + str r4, [r1], #4 + adcs r3, r3, r4 +5: ands r2, r2, #3 + adceq r0, r3, #0 + LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) + ldr r4, [r0], #4 + tst r2, #2 + beq Lexit_r4 + adcs r3, r3, r4, lsl #16 + strb r4, [r1], #1 + mov r4, r4, lsr #8 + strb r4, [r1], #1 + mov r4, r4, lsr #8 + b Lexit_r4 + +Ltoo_small: teq r2, #0 + LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) + cmp r2, #2 + blt Ltoo_small1 + ldrb ip, [r0], #1 + ldrb r8, [r0], #1 + orr ip, ip, r8, lsl #8 + adds r3, r3, ip + strb ip, [r1], #1 + strb r8, [r1], #1 + tst r2, #1 +Ltoo_small1: ldrneb r4, [r0], #1 +Lexit_r4: tst r2, #1 + strneb r4, [r1], #1 + andne r4, r4, #255 + adcnes r3, r3, r4 + adcs r0, r3, #0 + LOADREGS(ea,fp,{r4 - r8, fp, sp, pc}) + +Lsrc_not_aligned: + cmp r2, #4 + blt Ltoo_small + and ip, r0, #3 + bic r0, r0, #3 + ldr r4, [r0], #4 + cmp ip, #2 + beq Lsrc2_aligned + bhi Lsrc3_aligned + mov r4, r4, lsr #8 + adds r3, r3, #0 + bics ip, r2, #15 + beq 2f +1: ldmia r0!, {r5, r6, r7, r8} + orr r4, r4, r5, lsl #24 + mov r5, r5, lsr #8 + orr r5, r5, r6, lsl #24 + mov r6, r6, lsr #8 + orr r6, r6, r7, lsl #24 + mov r7, r7, lsr #8 + orr r7, r7, r8, lsl #24 + stmia r1!, {r4, r5, r6, r7} + adcs r3, r3, r4 + adcs r3, r3, r5 + adcs r3, r3, r6 + adcs r3, r3, r7 + mov r4, r8, lsr #8 + sub ip, ip, #16 + teq ip, #0 + bne 1b +2: ands ip, r2, #12 + beq 4f + tst ip, #8 + beq 3f + ldmia r0!, {r5, r6} + orr r4, r4, r5, lsl #24 + mov r5, r5, lsr #8 + orr r5, r5, r6, lsl #24 + stmia r1!, {r4, r5} + adcs r3, r3, r4 + adcs r3, r3, r5 + mov r4, r6, lsr #8 + tst ip, #4 + beq 4f +3: ldr r5, [r0], #4 + orr r4, r4, r5, lsl #24 + str r4, [r1], #4 + adcs r3, r3, r4 + mov r4, r5, lsr #8 +4: ands r2, r2, #3 + adceq r0, r3, #0 + LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) + tst r2, #2 + beq Lexit_r4 + adcs r3, r3, r4, lsl #16 + strb r4, [r1], #1 + mov r4, r4, lsr #8 + strb r4, [r1], #1 + mov r4, r4, lsr #8 + b Lexit_r4 + +Lsrc2_aligned: mov r4, r4, lsr #16 + adds r3, r3, #0 + bics ip, r2, #15 + beq 2f +1: ldmia r0!, {r5, r6, r7, r8} + orr r4, r4, r5, lsl #16 + mov r5, r5, lsr #16 + orr r5, r5, r6, lsl #16 + mov r6, r6, lsr #16 + orr r6, r6, r7, lsl #16 + mov r7, r7, lsr #16 + orr r7, r7, r8, lsl #16 + stmia r1!, {r4, r5, r6, r7} + adcs r3, r3, r4 + adcs r3, r3, r5 + adcs r3, r3, r6 + adcs r3, r3, r7 + mov r4, r8, lsr #16 + sub ip, ip, #16 + teq ip, #0 + bne 1b +2: ands ip, r2, #12 + beq 4f + tst ip, #8 + beq 3f + ldmia r0!, {r5, r6} + orr r4, r4, r5, lsl #16 + mov r5, r5, lsr #16 + orr r5, r5, r6, lsl #16 + stmia r1!, {r4, r5} + adcs r3, r3, r4 + adcs r3, r3, r5 + mov r4, r6, lsr #16 + tst ip, #4 + beq 4f +3: ldr r5, [r0], #4 + orr r4, r4, r5, lsl #16 + str r4, [r1], #4 + adcs r3, r3, r4 + mov r4, r5, lsr #16 +4: ands r2, r2, #3 + adceq r0, r3, #0 + LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) + tst r2, #2 + beq Lexit_r4 + adcs r3, r3, r4, lsl #16 + strb r4, [r1], #1 + mov r4, r4, lsr #8 + strb r4, [r1], #1 + ldrb r4, [r0], #1 + b Lexit_r4 + +Lsrc3_aligned: mov r4, r4, lsr #24 + adds r3, r3, #0 + bics ip, r2, #15 + beq 2f +1: ldmia r0!, {r5, r6, r7, r8} + orr r4, r4, r5, lsl #8 + mov r5, r5, lsr #24 + orr r5, r5, r6, lsl #8 + mov r6, r6, lsr #24 + orr r6, r6, r7, lsl #8 + mov r7, r7, lsr #24 + orr r7, r7, r8, lsl #8 + stmia r1!, {r4, r5, r6, r7} + adcs r3, r3, r4 + adcs r3, r3, r5 + adcs r3, r3, r6 + adcs r3, r3, r7 + mov r4, r8, lsr #24 + sub ip, ip, #16 + teq ip, #0 + bne 1b +2: ands ip, r2, #12 + beq 4f + tst ip, #8 + beq 3f + ldmia r0!, {r5, r6} + orr r4, r4, r5, lsl #8 + mov r5, r5, lsr #24 + orr r5, r5, r6, lsl #8 + stmia r1!, {r4, r5} + adcs r3, r3, r4 + adcs r3, r3, r5 + mov r4, r6, lsr #24 + tst ip, #4 + beq 4f +3: ldr r5, [r0], #4 + orr r4, r4, r5, lsl #8 + str r4, [r1], #4 + adcs r3, r3, r4 + mov r4, r5, lsr #24 +4: ands r2, r2, #3 + adceq r0, r3, #0 + LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) + tst r2, #2 + beq Lexit_r4 + adcs r3, r3, r4, lsl #16 + strb r4, [r1], #1 + ldr r4, [r0], #4 + strb r4, [r1], #1 + adcs r3, r3, r4, lsl #24 + mov r4, r4, lsr #8 + b Lexit_r4 + + diff --git a/arch/arm/lib/checksum.S b/arch/arm/lib/csumpartialcopyuser.S index ae78b657a..f698c0d26 100644 --- a/arch/arm/lib/checksum.S +++ b/arch/arm/lib/csumpartialcopyuser.S @@ -1,7 +1,7 @@ /* - * linux/arch/arm/lib/checksum.S + * linux/arch/arm/lib/csumpartialcopyuser.S * - * Copyright (C) 1995, 1996, 1997, 1998 Russell King + * Copyright (C) 1995-1998 Russell King */ #include <linux/config.h> #include <linux/linkage.h> @@ -11,59 +11,6 @@ .text -/* Function: __u32 csum_partial(const char *src, int len, __u32) - * Params : r0 = buffer, r1 = len, r2 = checksum - * Returns : r0 = new checksum - */ - -ENTRY(csum_partial) - tst r0, #2 - beq 1f - subs r1, r1, #2 - addmi r1, r1, #2 - bmi 3f - bic r0, r0, #3 - ldr r3, [r0], #4 - adds r2, r2, r3, lsr #16 - adcs r2, r2, #0 -1: adds r2, r2, #0 - bics ip, r1, #31 - beq 3f - stmfd sp!, {r4 - r6} -2: ldmia r0!, {r3 - r6} - adcs r2, r2, r3 - adcs r2, r2, r4 - adcs r2, r2, r5 - adcs r2, r2, r6 - ldmia r0!, {r3 - r6} - adcs r2, r2, r3 - adcs r2, r2, r4 - adcs r2, r2, r5 - adcs r2, r2, r6 - sub ip, ip, #32 - teq ip, #0 - bne 2b - adcs r2, r2, #0 - ldmfd sp!, {r4 - r6} -3: ands ip, r1, #0x1c - beq 5f -4: ldr r3, [r0], #4 - adcs r2, r2, r3 - sub ip, ip, #4 - teq ip, #0 - bne 4b - adcs r2, r2, #0 -5: ands ip, r1, #3 - moveq r0, r2 - RETINSTR(moveq,pc,lr) - mov ip, ip, lsl #3 - rsb ip, ip, #32 - ldr r3, [r0] - mov r3, r3, lsl ip - adds r2, r2, r3, lsr ip - adc r0, r2, #0 - RETINSTR(mov,pc,lr) - /* Function: __u32 csum_partial_copy_from_user (const char *src, char *dst, int len, __u32 sum, int *err_ptr) * Params : r0 = src, r1 = dst, r2 = len, r3 = sum, [sp, #0] = &err * Returns : r0 = checksum, [[sp, #0], #0] = 0 or -EFAULT @@ -209,8 +156,8 @@ ENTRY(csum_partial_copy_from_user) blt .too_small_user tst r1, #2 @ Test destination alignment beq .dst_aligned_user - subs r2, r2, #2 @ We do not know if SRC is aligned... load2b ip, r8 + subs r2, r2, #2 @ We do not know if SRC is aligned... orr ip, ip, r8, lsl #8 adds r3, r3, ip adcs r3, r3, #0 @@ -393,6 +340,9 @@ ENTRY(csum_partial_copy_from_user) strb r4, [r1], #1 mov r4, r4, lsr #8 strb r4, [r1], #1 + tst r2, #1 + adceq r0, r3, #0 + load_regs eqea load1b r4 b .exit @@ -467,268 +417,3 @@ ENTRY(csum_partial_copy_from_user) #if defined(CONFIG_CPU_32) .previous #endif - -/* Function: __u32 csum_partial_copy (const char *src, char *dst, int len, __u32 sum) - * Params : r0 = src, r1 = dst, r2 = len, r3 = checksum - * Returns : r0 = new checksum - */ -ENTRY(csum_partial_copy_nocheck) -ENTRY(csum_partial_copy) - mov ip, sp - stmfd sp!, {r4 - r8, fp, ip, lr, pc} - sub fp, ip, #4 - cmp r2, #4 - blt Ltoo_small - tst r1, #2 @ Test destination alignment - beq Ldst_aligned - subs r2, r2, #2 @ We do not know if SRC is aligned... - ldrb ip, [r0], #1 - ldrb r8, [r0], #1 - orr ip, ip, r8, lsl #8 - adds r3, r3, ip - adcs r3, r3, #0 - strb ip, [r1], #1 - mov ip, ip, lsr #8 - strb ip, [r1], #1 @ Destination now aligned -Ldst_aligned: tst r0, #3 - bne Lsrc_not_aligned - adds r3, r3, #0 - bics ip, r2, #15 @ Routine for src & dst aligned - beq 3f -1: ldmia r0!, {r4, r5, r6, r7} - stmia r1!, {r4, r5, r6, r7} - adcs r3, r3, r4 - adcs r3, r3, r5 - adcs r3, r3, r6 - adcs r3, r3, r7 - sub ip, ip, #16 - teq ip, #0 - bne 1b -3: ands ip, r2, #12 - beq 5f - tst ip, #8 - beq 4f - ldmia r0!, {r4, r5} - stmia r1!, {r4, r5} - adcs r3, r3, r4 - adcs r3, r3, r5 - tst ip, #4 - beq 5f -4: ldr r4, [r0], #4 - str r4, [r1], #4 - adcs r3, r3, r4 -5: ands r2, r2, #3 - adceq r0, r3, #0 - LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) - ldr r4, [r0], #4 - tst r2, #2 - beq Lexit_r4 - adcs r3, r3, r4, lsl #16 - strb r4, [r1], #1 - mov r4, r4, lsr #8 - strb r4, [r1], #1 - mov r4, r4, lsr #8 - b Lexit_r4 - -Ltoo_small: teq r2, #0 - LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) - cmp r2, #2 - blt Ltoo_small1 - ldrb ip, [r0], #1 - ldrb r8, [r0], #1 - orr ip, ip, r8, lsl #8 - adds r3, r3, ip - strb ip, [r1], #1 - strb r8, [r1], #1 - tst r2, #1 -Ltoo_small1: ldrneb r4, [r0], #1 -Lexit_r4: tst r2, #1 - strneb r4, [r1], #1 - andne r4, r4, #255 - adcnes r3, r3, r4 - adcs r0, r3, #0 - LOADREGS(ea,fp,{r4 - r8, fp, sp, pc}) - -Lsrc_not_aligned: - cmp r2, #4 - blt Ltoo_small - and ip, r0, #3 - bic r0, r0, #3 - ldr r4, [r0], #4 - cmp ip, #2 - beq Lsrc2_aligned - bhi Lsrc3_aligned - mov r4, r4, lsr #8 - adds r3, r3, #0 - bics ip, r2, #15 - beq 2f -1: ldmia r0!, {r5, r6, r7, r8} - orr r4, r4, r5, lsl #24 - mov r5, r5, lsr #8 - orr r5, r5, r6, lsl #24 - mov r6, r6, lsr #8 - orr r6, r6, r7, lsl #24 - mov r7, r7, lsr #8 - orr r7, r7, r8, lsl #24 - stmia r1!, {r4, r5, r6, r7} - adcs r3, r3, r4 - adcs r3, r3, r5 - adcs r3, r3, r6 - adcs r3, r3, r7 - mov r4, r8, lsr #8 - sub ip, ip, #16 - teq ip, #0 - bne 1b -2: ands ip, r2, #12 - beq 4f - tst ip, #8 - beq 3f - ldmia r0!, {r5, r6} - orr r4, r4, r5, lsl #24 - mov r5, r5, lsr #8 - orr r5, r5, r6, lsl #24 - stmia r1!, {r4, r5} - adcs r3, r3, r4 - adcs r3, r3, r5 - mov r4, r6, lsr #8 - tst ip, #4 - beq 4f -3: ldr r5, [r0], #4 - orr r4, r4, r5, lsl #24 - str r4, [r1], #4 - adcs r3, r3, r4 - mov r4, r5, lsr #8 -4: ands r2, r2, #3 - adceq r0, r3, #0 - LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) - tst r2, #2 - beq Lexit_r4 - adcs r3, r3, r4, lsl #16 - strb r4, [r1], #1 - mov r4, r4, lsr #8 - strb r4, [r1], #1 - mov r4, r4, lsr #8 - b Lexit_r4 - -Lsrc2_aligned: mov r4, r4, lsr #16 - adds r3, r3, #0 - bics ip, r2, #15 - beq 2f -1: ldmia r0!, {r5, r6, r7, r8} - orr r4, r4, r5, lsl #16 - mov r5, r5, lsr #16 - orr r5, r5, r6, lsl #16 - mov r6, r6, lsr #16 - orr r6, r6, r7, lsl #16 - mov r7, r7, lsr #16 - orr r7, r7, r8, lsl #16 - stmia r1!, {r4, r5, r6, r7} - adcs r3, r3, r4 - adcs r3, r3, r5 - adcs r3, r3, r6 - adcs r3, r3, r7 - mov r4, r8, lsr #16 - sub ip, ip, #16 - teq ip, #0 - bne 1b -2: ands ip, r2, #12 - beq 4f - tst ip, #8 - beq 3f - ldmia r0!, {r5, r6} - orr r4, r4, r5, lsl #16 - mov r5, r5, lsr #16 - orr r5, r5, r6, lsl #16 - stmia r1!, {r4, r5} - adcs r3, r3, r4 - adcs r3, r3, r5 - mov r4, r6, lsr #16 - tst ip, #4 - beq 4f -3: ldr r5, [r0], #4 - orr r4, r4, r5, lsl #16 - str r4, [r1], #4 - adcs r3, r3, r4 - mov r4, r5, lsr #16 -4: ands r2, r2, #3 - adceq r0, r3, #0 - LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) - tst r2, #2 - beq Lexit_r4 - adcs r3, r3, r4, lsl #16 - strb r4, [r1], #1 - mov r4, r4, lsr #8 - strb r4, [r1], #1 - ldrb r4, [r0], #1 - b Lexit_r4 - -Lsrc3_aligned: mov r4, r4, lsr #24 - adds r3, r3, #0 - bics ip, r2, #15 - beq 2f -1: ldmia r0!, {r5, r6, r7, r8} - orr r4, r4, r5, lsl #8 - mov r5, r5, lsr #24 - orr r5, r5, r6, lsl #8 - mov r6, r6, lsr #24 - orr r6, r6, r7, lsl #8 - mov r7, r7, lsr #24 - orr r7, r7, r8, lsl #8 - stmia r1!, {r4, r5, r6, r7} - adcs r3, r3, r4 - adcs r3, r3, r5 - adcs r3, r3, r6 - adcs r3, r3, r7 - mov r4, r8, lsr #24 - sub ip, ip, #16 - teq ip, #0 - bne 1b -2: ands ip, r2, #12 - beq 4f - tst ip, #8 - beq 3f - ldmia r0!, {r5, r6} - orr r4, r4, r5, lsl #8 - mov r5, r5, lsr #24 - orr r5, r5, r6, lsl #8 - stmia r1!, {r4, r5} - adcs r3, r3, r4 - adcs r3, r3, r5 - mov r4, r6, lsr #24 - tst ip, #4 - beq 4f -3: ldr r5, [r0], #4 - orr r4, r4, r5, lsl #8 - str r4, [r1], #4 - adcs r3, r3, r4 - mov r4, r5, lsr #24 -4: ands r2, r2, #3 - adceq r0, r3, #0 - LOADREGS(eqea,fp,{r4 - r8, fp, sp, pc}) - tst r2, #2 - beq Lexit_r4 - adcs r3, r3, r4, lsl #16 - strb r4, [r1], #1 - ldr r4, [r0], #4 - strb r4, [r1], #1 - adcs r3, r3, r4, lsl #24 - mov r4, r4, lsr #8 - b Lexit_r4 - -ENTRY(__csum_ipv6_magic) - stmfd sp!, {lr} - adds ip, r2, r3 - ldmia r1, {r1 - r3, lr} - adcs ip, ip, r1 - adcs ip, ip, r2 - adcs ip, ip, r3 - adcs ip, ip, lr - ldmia r0, {r0 - r3} - adcs r0, ip, r0 - adcs r0, r0, r1 - adcs r0, r0, r2 - adcs r0, r0, r3 - ldr r3, [sp, #4] - adcs r0, r0, r3 - adcs r0, r0, #0 - LOADREGS(fd, sp!, {pc}) diff --git a/arch/arm/lib/findbit.S b/arch/arm/lib/findbit.S new file mode 100644 index 000000000..e1651904f --- /dev/null +++ b/arch/arm/lib/findbit.S @@ -0,0 +1,65 @@ +/* + * linux/arch/arm/lib/bitops.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +@ Purpose : Find a 'zero' bit +@ Prototype: int find_first_zero_bit(char *addr,int maxbit); + +ENTRY(find_first_zero_bit) + mov r2, #0 @ Initialise bit position +Lfindzbit1lp: ldrb r3, [r0, r2, lsr #3] @ Check byte, if 0xFF, then all bits set + teq r3, #0xFF + bne Lfoundzbit + add r2, r2, #8 + cmp r2, r1 @ Check to see if we have come to the end + bcc Lfindzbit1lp + add r0, r1, #1 @ Make sure that we flag an error + RETINSTR(mov,pc,lr) +Lfoundzbit: tst r3, #1 @ Check individual bits + moveq r0, r2 + RETINSTR(moveq,pc,lr) + tst r3, #2 + addeq r0, r2, #1 + RETINSTR(moveq,pc,lr) + tst r3, #4 + addeq r0, r2, #2 + RETINSTR(moveq,pc,lr) + tst r3, #8 + addeq r0, r2, #3 + RETINSTR(moveq,pc,lr) + tst r3, #16 + addeq r0, r2, #4 + RETINSTR(moveq,pc,lr) + tst r3, #32 + addeq r0, r2, #5 + RETINSTR(moveq,pc,lr) + tst r3, #64 + addeq r0, r2, #6 + RETINSTR(moveq,pc,lr) + add r0, r2, #7 + RETINSTR(mov,pc,lr) + +@ Purpose : Find next 'zero' bit +@ Prototype: int find_next_zero_bit(char *addr,int maxbit,int offset) + +ENTRY(find_next_zero_bit) + tst r2, #7 + beq Lfindzbit1lp @ If new byte, goto old routine + ldrb r3, [r0, r2, lsr#3] + orr r3, r3, #0xFF00 @ Set top bits so we wont get confused + stmfd sp!, {r4} + and r4, r2, #7 + mov r3, r3, lsr r4 @ Shift right by no. of bits + ldmfd sp!, {r4} + and r3, r3, #0xFF + teq r3, #0xFF + orreq r2, r2, #7 + addeq r2, r2, #1 + beq Lfindzbit1lp @ If all bits are set, goto old routine + b Lfoundzbit diff --git a/arch/arm/lib/getconsdata.c b/arch/arm/lib/getconsdata.c index 5b46baad0..aaa7a7ad2 100644 --- a/arch/arm/lib/getconsdata.c +++ b/arch/arm/lib/getconsdata.c @@ -10,6 +10,16 @@ #include <asm/pgtable.h> #include <asm/uaccess.h> +/* + * Make sure that the compiler and target are compatible + */ +#if (defined(__APCS_32__) && defined(CONFIG_CPU_26)) +#error Your compiler targets APCS-32 but this kernel requires APCS-26. +#endif +#if (defined(__APCS_26__) && defined(CONFIG_CPU_32)) +#error Your compiler targets APCS-26 but this kernel requires APCS-32. +#endif + #undef PAGE_READONLY #define OFF_TSK(n) (unsigned long)&(((struct task_struct *)0)->n) diff --git a/arch/arm/lib/io-footbridge.S b/arch/arm/lib/io-footbridge.S index 0734c6042..98f751258 100644 --- a/arch/arm/lib/io-footbridge.S +++ b/arch/arm/lib/io-footbridge.S @@ -6,7 +6,9 @@ .macro ioaddr, rd,rn add \rd, \rn, #pcio_high + .if pcio_low add \rd, \rd, #pcio_low + .endif .endm ENTRY(insl) diff --git a/arch/arm/lib/memchr.S b/arch/arm/lib/memchr.S new file mode 100644 index 000000000..d52abe57f --- /dev/null +++ b/arch/arm/lib/memchr.S @@ -0,0 +1,24 @@ +/* + * linux/arch/arm/lib/memchr.S + * + * Copyright (C) 1995-1999 Russell King + * + * ASM optimised string functions + * + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text +ENTRY(memchr) + str lr, [sp, #-4]! +1: ldrb r3, [r0], #1 + teq r3, r1 + beq 2f + subs r2, r2, #1 + bpl 1b +2: movne r0, #0 + subeq r0, r0, #1 + LOADREGS(fd, sp!, {pc}) + diff --git a/arch/arm/lib/string.S b/arch/arm/lib/memcpy.S index ff809fd51..ae5307d4b 100644 --- a/arch/arm/lib/string.S +++ b/arch/arm/lib/memcpy.S @@ -1,5 +1,5 @@ /* - * linux/arch/arm/lib/string.S + * linux/arch/arm/lib/memcpy.S * * Copyright (C) 1995-1999 Russell King * @@ -12,207 +12,6 @@ .text -/* - * Prototype: void memzero(void *d, size_t n) - */ -1: @ 4 <= r1 - cmp ip, #2 @ 1 - strltb r2, [r0], #1 @ 1 - strleb r2, [r0], #1 @ 1 - strb r2, [r0], #1 @ 1 - rsb ip, ip, #4 @ 1 - sub r1, r1, ip @ 1 - cmp r1, #3 @ 1 - bgt 2f @ 1 @ +8 - b 4f @ 1 @ +9 - - .align 5 - -ENTRY(__memzero) - mov r2, #0 @ 1 - cmp r1, #4 @ 1 - blt 4f @ 1 @ = 3 - - @ r1 >= 4 - - ands ip, r0, #3 @ 1 - bne 1b @ 1 @ = 5 - -2: @ r1 >= 4 && (r0 & 3) = 0 @ = 5 or 11 - - str lr, [sp, #-4]! @ 1 - mov r3, #0 @ 1 - mov ip, #0 @ 1 - mov lr, #0 @ 1 - - @ 4 <= r1 <= 32 @ = 9 or 15 - -3: subs r1, r1, #32 @ 1 - stmgeia r0!, {r2, r3, ip, lr} @ 4 - stmgeia r0!, {r2, r3, ip, lr} @ 4 - bgt 3b @ 1 - LOADREGS(eqfd, sp!, {pc}) @ 1/2 - - @ -28 <= r1 <= -1 - - cmp r1, #-16 @ 1 - stmgeia r0!, {r2, r3, ip, lr} @ 4 - ldr lr, [sp], #4 @ 1 - addlts r1, r1, #16 @ 1 - RETINSTR(moveq,pc,lr) @ 1 - - @ -12 <= r1 <= -1 - - cmp r1, #-8 @ 1 - stmgeia r0!, {r2, r3} @ 2 - addlts r1, r1, #8 @ 1 - RETINSTR(moveq,pc,lr) @ 1 - - @ -4 <= r1 <= -1 - - cmp r1, #-4 @ 1 - strge r2, [r0], #4 @ 1 - adds r1, r1, #4 @ 1 - RETINSTR(moveq,pc,lr) @ 1 - -4: @ 1 <= r1 <= 3 - cmp r1, #2 @ 1 - strgtb r2, [r0], #1 @ 1 - strgeb r2, [r0], #1 @ 1 - strb r2, [r0], #1 @ 1 - RETINSTR(mov,pc,lr) @ 1 - -/* - * StrongARM optimised copy_page routine - * now 1.72bytes/cycle, was 1.60 bytes/cycle - * (50MHz bus -> 86MB/s) - */ - -ENTRY(copy_page) - stmfd sp!, {r4, lr} @ 2 - mov r2, #PAGE_SZ/64 @ 1 -1: ldmia r1!, {r3, r4, ip, lr} @ 4 - subs r2, r2, #1 @ 1 - stmia r0!, {r3, r4, ip, lr} @ 4 - ldmia r1!, {r3, r4, ip, lr} @ 4+1 - stmia r0!, {r3, r4, ip, lr} @ 4 - ldmia r1!, {r3, r4, ip, lr} @ 4+1 - stmia r0!, {r3, r4, ip, lr} @ 4 - ldmia r1!, {r3, r4, ip, lr} @ 4+1 - stmia r0!, {r3, r4, ip, lr} @ 4 - bne 1b @ 1 - LOADREGS(fd, sp!, {r4, pc}) @ 3 - - .align 5 -ENTRY(memset) /* needed for some versions of gcc */ -ENTRY(__memset) - mov r3, r0 - cmp r2, #16 - blt 6f - ands ip, r3, #3 - beq 1f - cmp ip, #2 - strltb r1, [r3], #1 @ Align destination - strleb r1, [r3], #1 - strb r1, [r3], #1 - rsb ip, ip, #4 - sub r2, r2, ip -1: orr r1, r1, r1, lsl #8 - orr r1, r1, r1, lsl #16 - cmp r2, #256 - blt 4f - stmfd sp!, {r4, r5, lr} - mov r4, r1 - mov r5, r1 - mov lr, r1 - mov ip, r2, lsr #6 - sub r2, r2, ip, lsl #6 -2: stmia r3!, {r1, r4, r5, lr} @ 64 bytes at a time. - stmia r3!, {r1, r4, r5, lr} - stmia r3!, {r1, r4, r5, lr} - stmia r3!, {r1, r4, r5, lr} - subs ip, ip, #1 - bne 2b - teq r2, #0 - LOADREGS(eqfd, sp!, {r4, r5, pc}) @ Now <64 bytes to go. - tst r2, #32 - stmneia r3!, {r1, r4, r5, lr} - stmneia r3!, {r1, r4, r5, lr} - tst r2, #16 - stmneia r3!, {r1, r4, r5, lr} - ldmia sp!, {r4, r5} -3: tst r2, #8 - stmneia r3!, {r1, lr} - tst r2, #4 - strne r1, [r3], #4 - tst r2, #2 - strneb r1, [r3], #1 - strneb r1, [r3], #1 - tst r2, #1 - strneb r1, [r3], #1 - LOADREGS(fd, sp!, {pc}) - -4: movs ip, r2, lsr #3 - beq 3b - sub r2, r2, ip, lsl #3 - stmfd sp!, {lr} - mov lr, r1 - subs ip, ip, #4 -5: stmgeia r3!, {r1, lr} - stmgeia r3!, {r1, lr} - stmgeia r3!, {r1, lr} - stmgeia r3!, {r1, lr} - subges ip, ip, #4 - bge 5b - tst ip, #2 - stmneia r3!, {r1, lr} - stmneia r3!, {r1, lr} - tst ip, #1 - stmneia r3!, {r1, lr} - teq r2, #0 - LOADREGS(eqfd, sp!, {pc}) - b 3b - -6: subs r2, r2, #1 - strgeb r1, [r3], #1 - bgt 6b - RETINSTR(mov, pc, lr) - -ENTRY(strrchr) - stmfd sp!, {lr} - mov r3, #0 -1: ldrb r2, [r0], #1 - teq r2, r1 - moveq r3, r0 - teq r2, #0 - bne 1b - mov r0, r3 - LOADREGS(fd, sp!, {pc}) - -ENTRY(strchr) - stmfd sp!,{lr} - mov r3, #0 -1: ldrb r2, [r0], #1 - teq r2, r1 - teqne r2, #0 - bne 1b - teq r2, #0 - moveq r0, #0 - subne r0, r0, #1 - LOADREGS(fd, sp!, {pc}) - -ENTRY(memchr) - stmfd sp!, {lr} -1: ldrb r3, [r0], #1 - teq r3, r1 - beq 2f - subs r2, r2, #1 - bpl 1b -2: movne r0, #0 - subeq r0, r0, #1 - LOADREGS(fd, sp!, {pc}) - - #define ENTER \ mov ip,sp ;\ stmfd sp!,{r4-r9,fp,ip,lr,pc} ;\ @@ -261,30 +60,30 @@ ENTRY(memmove) blt 6f subs r2, r2, #4 ldrlt r3, [r1], #4 + ldmgeia r1!, {r4, r5} strlt r3, [r0], #4 - ldmgeia r1!, {r3, r4} - stmgeia r0!, {r3, r4} + stmgeia r0!, {r4, r5} subge r2, r2, #4 6: adds r2, r2, #4 EXITEQ cmp r2, #2 ldrb r3, [r1], #1 + ldrgeb r4, [r1], #1 + ldrgtb r5, [r1], #1 strb r3, [r0], #1 - ldrgeb r3, [r1], #1 - strgeb r3, [r0], #1 - ldrgtb r3, [r1], #1 - strgtb r3, [r0], #1 + strgeb r4, [r0], #1 + strgtb r5, [r0], #1 EXIT 7: rsb ip, ip, #4 cmp ip, #2 ldrb r3, [r1], #1 + ldrgeb r4, [r1], #1 + ldrgtb r5, [r1], #1 strb r3, [r0], #1 - ldrgeb r3, [r1], #1 - strgeb r3, [r0], #1 - ldrgtb r3, [r1], #1 - strgtb r3, [r0], #1 + strgeb r4, [r0], #1 + strgtb r5, [r0], #1 subs r2, r2, ip blt 6b ands ip, r1, #3 @@ -314,9 +113,9 @@ ENTRY(memmove) blt 100f 10: mov r3, r7, lsr #8 ldr r7, [r1], #4 + subs r2, r2, #4 orr r3, r3, r7, lsl #24 str r3, [r0], #4 - subs r2, r2, #4 bge 10b 100: sub r1, r1, #3 b 6b @@ -340,9 +139,9 @@ ENTRY(memmove) blt 14f 13: mov r3, r7, lsr #16 ldr r7, [r1], #4 + subs r2, r2, #4 orr r3, r3, r7, lsl #16 str r3, [r0], #4 - subs r2, r2, #4 bge 13b 14: sub r1, r1, #2 b 6b @@ -366,9 +165,9 @@ ENTRY(memmove) blt 18f 17: mov r3, r7, lsr #24 ldr r7, [r1], #4 + subs r2, r2, #4 orr r3, r3, r7, lsl#8 str r3, [r0], #4 - subs r2, r2, #4 bge 17b 18: sub r1, r1, #1 b 6b @@ -403,29 +202,29 @@ ENTRY(memmove) blt 24f subs r2, r2, #4 ldrlt r3, [r1, #-4]! + ldmgedb r1!, {r4, r5} strlt r3, [r0, #-4]! - ldmgedb r1!, {r3, r4} - stmgedb r0!, {r3, r4} + stmgedb r0!, {r4, r5} subge r2, r2, #4 24: adds r2, r2, #4 EXITEQ cmp r2, #2 ldrb r3, [r1, #-1]! + ldrgeb r4, [r1, #-1]! + ldrgtb r5, [r1, #-1]! strb r3, [r0, #-1]! - ldrgeb r3, [r1, #-1]! - strgeb r3, [r0, #-1]! - ldrgtb r3, [r1, #-1]! - strgtb r3, [r0, #-1]! + strgeb r4, [r0, #-1]! + strgtb r5, [r0, #-1]! EXIT 25: cmp ip, #2 ldrb r3, [r1, #-1]! + ldrgeb r4, [r1, #-1]! + ldrgtb r5, [r1, #-1]! strb r3, [r0, #-1]! - ldrgeb r3, [r1, #-1]! - strgeb r3, [r0, #-1]! - ldrgtb r3, [r1, #-1]! - strgtb r3, [r0, #-1]! + strgeb r4, [r0, #-1]! + strgtb r5, [r0, #-1]! subs r2, r2, ip blt 24b ands ip, r1, #3 @@ -455,9 +254,9 @@ ENTRY(memmove) blt 29f 28: mov ip, r3, lsl #8 ldr r3, [r1, #-4]! + subs r2, r2, #4 orr ip, ip, r3, lsr #24 str ip, [r0, #-4]! - subs r2, r2, #4 bge 28b 29: add r1, r1, #3 b 24b @@ -481,9 +280,9 @@ ENTRY(memmove) blt 33f 32: mov ip, r3, lsl #16 ldr r3, [r1, #-4]! + subs r2, r2, #4 orr ip, ip, r3, lsr #16 str ip, [r0, #-4]! - subs r2, r2, #4 bge 32b 33: add r1, r1, #2 b 24b @@ -507,9 +306,9 @@ ENTRY(memmove) blt 37f 36: mov ip, r3, lsl #24 ldr r3, [r1, #-4]! + subs r2, r2, #4 orr ip, ip, r3, lsr #8 str ip, [r0, #-4]! - subs r2, r2, #4 bge 36b 37: add r1, r1, #1 b 24b diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S new file mode 100644 index 000000000..b7202e867 --- /dev/null +++ b/arch/arm/lib/memset.S @@ -0,0 +1,88 @@ +/* + * linux/arch/arm/lib/memset.S + * + * Copyright (C) 1995-1999 Russell King + * + * ASM optimised string functions + * + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text + .align 5 +ENTRY(memset) + mov r3, r0 + cmp r2, #16 + blt 6f + ands ip, r3, #3 + beq 1f + cmp ip, #2 + strltb r1, [r3], #1 @ Align destination + strleb r1, [r3], #1 + strb r1, [r3], #1 + rsb ip, ip, #4 + sub r2, r2, ip +1: orr r1, r1, r1, lsl #8 + orr r1, r1, r1, lsl #16 + cmp r2, #256 + blt 4f + stmfd sp!, {r4, r5, lr} + mov r4, r1 + mov r5, r1 + mov lr, r1 + mov ip, r2, lsr #6 + sub r2, r2, ip, lsl #6 +2: stmia r3!, {r1, r4, r5, lr} @ 64 bytes at a time. + stmia r3!, {r1, r4, r5, lr} + stmia r3!, {r1, r4, r5, lr} + stmia r3!, {r1, r4, r5, lr} + subs ip, ip, #1 + bne 2b + teq r2, #0 + LOADREGS(eqfd, sp!, {r4, r5, pc}) @ Now <64 bytes to go. + tst r2, #32 + stmneia r3!, {r1, r4, r5, lr} + stmneia r3!, {r1, r4, r5, lr} + tst r2, #16 + stmneia r3!, {r1, r4, r5, lr} + ldmia sp!, {r4, r5} +3: tst r2, #8 + stmneia r3!, {r1, lr} + tst r2, #4 + strne r1, [r3], #4 + tst r2, #2 + strneb r1, [r3], #1 + strneb r1, [r3], #1 + tst r2, #1 + strneb r1, [r3], #1 + LOADREGS(fd, sp!, {pc}) + +4: movs ip, r2, lsr #3 + beq 3b + sub r2, r2, ip, lsl #3 + str lr, [sp, #-4]! + mov lr, r1 + subs ip, ip, #4 +5: stmgeia r3!, {r1, lr} + stmgeia r3!, {r1, lr} + stmgeia r3!, {r1, lr} + stmgeia r3!, {r1, lr} + subges ip, ip, #4 + bge 5b + tst ip, #2 + stmneia r3!, {r1, lr} + stmneia r3!, {r1, lr} + tst ip, #1 + stmneia r3!, {r1, lr} + teq r2, #0 + LOADREGS(eqfd, sp!, {pc}) + b 3b + +6: subs r2, r2, #1 + strgeb r1, [r3], #1 + bgt 6b + RETINSTR(mov, pc, lr) + + diff --git a/arch/arm/lib/memzero.S b/arch/arm/lib/memzero.S new file mode 100644 index 000000000..59ec36574 --- /dev/null +++ b/arch/arm/lib/memzero.S @@ -0,0 +1,80 @@ +/* + * linux/arch/arm/lib/memzero.S + * + * Copyright (C) 1995-1999 Russell King + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text + +/* + * Prototype: void memzero(void *d, size_t n) + */ +1: @ 4 <= r1 + cmp ip, #2 @ 1 + strltb r2, [r0], #1 @ 1 + strleb r2, [r0], #1 @ 1 + strb r2, [r0], #1 @ 1 + rsb ip, ip, #4 @ 1 + sub r1, r1, ip @ 1 + cmp r1, #3 @ 1 + bgt 2f @ 1 @ +8 + b 4f @ 1 @ +9 + + .align 5 + +ENTRY(__memzero) + mov r2, #0 @ 1 + cmp r1, #4 @ 1 + blt 4f @ 1 @ = 3 + + @ r1 >= 4 + + ands ip, r0, #3 @ 1 + bne 1b @ 1 @ = 5 + +2: @ r1 >= 4 && (r0 & 3) = 0 @ = 5 or 11 + + str lr, [sp, #-4]! @ 1 + mov r3, #0 @ 1 + mov ip, #0 @ 1 + mov lr, #0 @ 1 + + @ 4 <= r1 <= 32 @ = 9 or 15 + +3: subs r1, r1, #32 @ 1 + stmgeia r0!, {r2, r3, ip, lr} @ 4 + stmgeia r0!, {r2, r3, ip, lr} @ 4 + bgt 3b @ 1 + LOADREGS(eqfd, sp!, {pc}) @ 1/2 + + @ -28 <= r1 <= -1 + + cmp r1, #-16 @ 1 + stmgeia r0!, {r2, r3, ip, lr} @ 4 + ldr lr, [sp], #4 @ 1 + addlts r1, r1, #16 @ 1 + RETINSTR(moveq,pc,lr) @ 1 + + @ -12 <= r1 <= -1 + + cmp r1, #-8 @ 1 + stmgeia r0!, {r2, r3} @ 2 + addlts r1, r1, #8 @ 1 + RETINSTR(moveq,pc,lr) @ 1 + + @ -4 <= r1 <= -1 + + cmp r1, #-4 @ 1 + strge r2, [r0], #4 @ 1 + adds r1, r1, #4 @ 1 + RETINSTR(moveq,pc,lr) @ 1 + +4: @ 1 <= r1 <= 3 + cmp r1, #2 @ 1 + strgtb r2, [r0], #1 @ 1 + strgeb r2, [r0], #1 @ 1 + strb r2, [r0], #1 @ 1 + RETINSTR(mov,pc,lr) @ 1 diff --git a/arch/arm/lib/setbit.S b/arch/arm/lib/setbit.S new file mode 100644 index 000000000..b4319b4c3 --- /dev/null +++ b/arch/arm/lib/setbit.S @@ -0,0 +1,26 @@ +/* + * linux/arch/arm/lib/setbit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +@ Purpose : Function to set a bit +@ Prototype: int set_bit(int bit,int *addr) + +ENTRY(set_bit) + and r2, r0, #7 + mov r3, #1 + mov r3, r3, lsl r2 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1, r0, lsr #3] + orr r2, r2, r3 + strb r2, [r1, r0, lsr #3] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/strchr.S b/arch/arm/lib/strchr.S new file mode 100644 index 000000000..fbde2483f --- /dev/null +++ b/arch/arm/lib/strchr.S @@ -0,0 +1,26 @@ +/* + * linux/arch/arm/lib/strchr.S + * + * Copyright (C) 1995-1999 Russell King + * + * ASM optimised string functions + * + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text +ENTRY(strchr) + str lr, [sp, #-4]! + mov r3, #0 +1: ldrb r2, [r0], #1 + teq r2, r1 + teqne r2, #0 + bne 1b + teq r2, #0 + moveq r0, #0 + subne r0, r0, #1 + LOADREGS(fd, sp!, {pc}) + + diff --git a/arch/arm/lib/strrchr.S b/arch/arm/lib/strrchr.S new file mode 100644 index 000000000..ad5a46089 --- /dev/null +++ b/arch/arm/lib/strrchr.S @@ -0,0 +1,25 @@ +/* + * linux/arch/arm/lib/strrchr.S + * + * Copyright (C) 1995-1999 Russell King + * + * ASM optimised string functions + * + */ +#include <linux/linkage.h> +#include <asm/assembler.h> +#include "constants.h" + + .text +ENTRY(strrchr) + stmfd sp!, {lr} + mov r3, #0 +1: ldrb r2, [r0], #1 + teq r2, r1 + moveq r3, r0 + teq r2, #0 + bne 1b + mov r0, r3 + LOADREGS(fd, sp!, {pc}) + + diff --git a/arch/arm/lib/system.c b/arch/arm/lib/system.c deleted file mode 100644 index f3b32cd82..000000000 --- a/arch/arm/lib/system.c +++ /dev/null @@ -1,22 +0,0 @@ -/* - * linux/arch/arm/lib/system.c - * - * Copyright (C) 1999 Russell King - * - * Converted from ASM version 04/09/1999 - */ -#include <linux/kernel.h> - -extern void abort(void) -{ - void *lr = __builtin_return_address(0); - - printk(KERN_CRIT "kernel abort from %p! (Please report to rmk@arm.linux.org.uk)\n", - lr); - - /* force an oops */ - *(int *)0 = 0; - - /* if that doesn't kill us, halt */ - panic("Oops failed to kill thread"); -} diff --git a/arch/arm/lib/testchangebit.S b/arch/arm/lib/testchangebit.S new file mode 100644 index 000000000..d3dd48216 --- /dev/null +++ b/arch/arm/lib/testchangebit.S @@ -0,0 +1,25 @@ +/* + * linux/arch/arm/lib/testchangebit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +ENTRY(test_and_change_bit) + add r1, r1, r0, lsr #3 + and r3, r0, #7 + mov r0, #1 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1] + tst r2, r0, lsl r3 + eor r2, r2, r0, lsl r3 + moveq r0, #0 + strb r2, [r1] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/testclearbit.S b/arch/arm/lib/testclearbit.S new file mode 100644 index 000000000..431865302 --- /dev/null +++ b/arch/arm/lib/testclearbit.S @@ -0,0 +1,25 @@ +/* + * linux/arch/arm/lib/testclearbit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +ENTRY(test_and_clear_bit) + add r1, r1, r0, lsr #3 @ Get byte offset + and r3, r0, #7 @ Get bit offset + mov r0, #1 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1] + tst r2, r0, lsl r3 + bic r2, r2, r0, lsl r3 + moveq r0, #0 + strb r2, [r1] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/testsetbit.S b/arch/arm/lib/testsetbit.S new file mode 100644 index 000000000..760b6649d --- /dev/null +++ b/arch/arm/lib/testsetbit.S @@ -0,0 +1,25 @@ +/* + * linux/arch/arm/lib/testsetbit.S + * + * Copyright (C) 1995-1996 Russell King + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> + .text + +ENTRY(test_and_set_bit) + add r1, r1, r0, lsr #3 @ Get byte offset + and r3, r0, #7 @ Get bit offset + mov r0, #1 + SAVEIRQS(ip) + DISABLEIRQS(ip) + ldrb r2, [r1] + tst r2, r0, lsl r3 + orr r2, r2, r0, lsl r3 + moveq r0, #0 + strb r2, [r1] + RESTOREIRQS(ip) + RETINSTR(mov,pc,lr) + + diff --git a/arch/arm/lib/uaccess.S b/arch/arm/lib/uaccess.S index 898d2ef77..00f987b5f 100644 --- a/arch/arm/lib/uaccess.S +++ b/arch/arm/lib/uaccess.S @@ -12,21 +12,13 @@ #include <asm/errno.h> .text -#ifdef ENTRY + #define USER(x...) \ 9999: x; \ .section __ex_table,"a"; \ .align 3; \ .long 9999b,9001f; \ .previous -#else -#define USER(x...) \ - x -#define ENTRY(x...) \ - .globl _##x; \ -_##x: -#define TESTING -#endif #define PAGE_SHIFT 12 @@ -285,12 +277,10 @@ USER( strgebt r3, [r0], #1) @ May fault USER( strgtbt r3, [r0], #1) @ May fault b .c2u_finished -#ifndef TESTING .section .fixup,"ax" .align 0 9001: LOADREGS(fd,sp!, {r0, r4 - r7, pc}) .previous -#endif /* Prototype: unsigned long __arch_copy_from_user(void *to,const void *from,unsigned long n); * Purpose : copy a block from user memory to kernel memory @@ -546,7 +536,6 @@ USER( ldrget r3, [r1], #0) @ May fault strgtb r3, [r0], #1 b .cfu_finished -#ifndef TESTING .section .fixup,"ax" .align 0 /* We took an exception. Zero out the buffer and pretend no @@ -557,7 +546,6 @@ USER( ldrget r3, [r1], #0) @ May fault blne SYMBOL_NAME(__memzero) LOADREGS(fd,sp!, {r0, r4 - r7, pc}) .previous -#endif /* Prototype: int __arch_clear_user(void *addr, size_t sz) * Purpose : clear some user memory @@ -592,7 +580,6 @@ USER( strnebt r2, [r0], #1) mov r0, #0 LOADREGS(fd,sp!, {r1, pc}) -#ifndef TESTING .section .fixup,"ax" .align 0 9001: LOADREGS(fd,sp!, {r0, pc}) @@ -656,5 +643,4 @@ USER( ldrbt r3, [r1], #1) .previous .align -#endif diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c index 8715ea271..5151591b8 100644 --- a/arch/arm/mm/fault-armv.c +++ b/arch/arm/mm/fault-armv.c @@ -29,6 +29,8 @@ #define DO_COW(m) (!((m) & FAULT_CODE_READ)) #define READ_FAULT(m) ((m) & FAULT_CODE_READ) +extern void die_if_kernel(const char *str, struct pt_regs *regs, int err); + #include "fault-common.c" #ifdef DEBUG @@ -118,17 +120,18 @@ static int proc_alignment_read(char *page, char **start, off_t off, * This needs to be done after sysctl_init, otherwise sys/ * will be overwritten. */ -void __init alignment_init(void) +static int __init alignment_init(void) { create_proc_read_entry("sys/debug/alignment", 0, NULL, - proc_alignment_read); + proc_alignment_read, NULL); + return 0; } __initcall(alignment_init); #endif /* CONFIG_SYSCTL */ static int -do_alignment_exception(struct pt_regs *regs) +do_alignment(unsigned long addr, int error_code, struct pt_regs *regs) { unsigned int instr, rd, rn, correction, nr_regs, regbits; unsigned long eaddr; @@ -308,116 +311,99 @@ do_alignment_exception(struct pt_regs *regs) return 0; } +#else + +#define do_alignment NULL + #endif -#define BUG_PROC_MSG \ - "Buggy processor (%08X), trying to continue.\n" \ - "Please read http://www.arm.linux.org.uk/state.html for more information" +#ifdef CONFIG_DEBUG_USER -asmlinkage void -do_DataAbort(unsigned long addr, int fsr, int error_code, struct pt_regs *regs) +static int +do_sect_fault(unsigned long addr, int error_code, struct pt_regs *regs) { if (user_mode(regs)) { - if (addr == regs->ARM_pc) { - static int first = 1; - if (first) { - /* - * I want statistical information on this problem! - */ - printk(KERN_ERR BUG_PROC_MSG, fsr); - first = 0; + printk("%s: permission fault on section, " + "address=0x%08lx, code %d\n", + current->comm, addr, error_code); +#ifdef DEBUG + { + unsigned int i, j; + unsigned long *sp; + + sp = (unsigned long *) (regs->ARM_sp - 128); + for (j = 0; j < 20 && sp_valid(sp); j++) { + printk("%p: ", sp); + for (i = 0; i < 8 && sp_valid(sp); i += 1, sp++) + printk("%08lx ", *sp); + printk("\n"); } - return; + show_regs(regs); + c_backtrace(regs->ARM_fp, regs->ARM_cpsr); } +#endif } + return 1; /* not fixed up */ +} +#else -#define DIE(signr,nam)\ - force_sig(signr, current);\ - die(nam, regs, fsr);\ - do_exit(signr);\ - break - - switch (fsr & 15) { - /* - * 0 - vector exception - */ - case 0: - force_sig(SIGSEGV, current); - if (!user_mode(regs)) { - die("vector exception", regs, fsr); - do_exit(SIGSEGV); - } - break; - - /* - * 15 - permission fault on page - * 5 - page-table entry descriptor fault - * 7 - first-level descriptor fault - */ - case 15: case 5: case 7: - do_page_fault(addr, error_code, regs); - break; +#define do_sect_fault NULL - /* - * 13 - permission fault on section - */ - case 13: - force_sig(SIGSEGV, current); - if (!user_mode(regs)) { - die("section permission fault", regs, fsr); - do_exit(SIGSEGV); - } else { -#ifdef CONFIG_DEBUG_USER - printk("%s: permission fault on section, " - "address=0x%08lx, code %d\n", - current->comm, addr, error_code); -#ifdef DEBUG - { - unsigned int i, j; - unsigned long *sp; - - sp = (unsigned long *) (regs->ARM_sp - 128); - for (j = 0; j < 20 && sp_valid(sp); j++) { - printk("%p: ", sp); - for (i = 0; i < 8 && sp_valid(sp); i += 1, sp++) - printk("%08lx ", *sp); - printk("\n"); - } - show_regs(regs); - c_backtrace(regs->ARM_fp, regs->ARM_cpsr); - } -#endif #endif + +static struct fsr_info { + int (*fn)(unsigned long addr, int error_code, struct pt_regs *regs); + int sig; + char *name; +} fsr_info[] = { + { NULL, SIGSEGV, "vector exception" }, + { do_alignment, SIGBUS, "alignment exception" }, + { NULL, SIGKILL, "terminal exception" }, + { do_alignment, SIGBUS, "alignment exception" }, + { NULL, SIGBUS, "external abort on linefetch" }, + { do_page_fault, SIGSEGV, "page fault" }, + { NULL, SIGBUS, "external abort on linefetch" }, + { do_page_fault, SIGSEGV, "page fault" }, + { NULL, SIGBUS, "external abort on non-linefetch" }, + { NULL, SIGSEGV, "domain fault" }, + { NULL, SIGBUS, "external abort on non-linefetch" }, + { NULL, SIGSEGV, "domain fault" }, + { NULL, SIGBUS, "external abort on translation" }, + { do_sect_fault, SIGSEGV, "section permission fault" }, + { NULL, SIGBUS, "external abort on translation" }, + { do_page_fault, SIGSEGV, "page permission fault" } +}; + +/* + * Currently dropped down to debug level + */ +#define BUG_PROC_MSG \ + KERN_DEBUG "Weird data abort (%08X).\n" \ + KERN_DEBUG "Please see http://www.arm.linux.org.uk/state.html for more information" + +asmlinkage void +do_DataAbort(unsigned long addr, int fsr, int error_code, struct pt_regs *regs) +{ + struct fsr_info *inf; + + if (user_mode(regs) && addr == regs->ARM_pc) { + static int first = 1; + if (first) { + /* + * I want statistical information on this problem, + * but we don't want to hastle the users too much. + */ + printk(BUG_PROC_MSG, fsr); + first = 0; } - break; + return; + } - case 1: - case 3: -#ifdef CONFIG_ALIGNMENT_TRAP - if (!do_alignment_exception(regs)) - break; -#endif - /* - * this should never happen - */ - DIE(SIGBUS, "Alignment exception"); - break; + inf = fsr_info + (fsr & 15); - case 2: - DIE(SIGKILL, "Terminal exception"); - case 12: - case 14: - DIE(SIGBUS, "External abort on translation"); - case 9: - case 11: - DIE(SIGSEGV, "Domain fault"); - - case 4: - case 6: - DIE(SIGBUS, "External abort on linefetch"); - case 8: - case 10: - DIE(SIGBUS, "External abort on non-linefetch"); + if (!inf->fn || inf->fn(addr, error_code, regs)) { + force_sig(inf->sig, current); + die_if_kernel(inf->name, regs, fsr); } } diff --git a/arch/arm/mm/fault-common.c b/arch/arm/mm/fault-common.c index e516261ed..d04808ffa 100644 --- a/arch/arm/mm/fault-common.c +++ b/arch/arm/mm/fault-common.c @@ -6,7 +6,7 @@ */ #include <linux/config.h> -extern void die(char *msg, struct pt_regs *regs, unsigned int err); +extern void die(const char *msg, struct pt_regs *regs, unsigned int err); /* * This is useful to dump out the page tables associated with @@ -79,7 +79,7 @@ kernel_page_fault(unsigned long addr, int write_access, struct pt_regs *regs, do_exit(SIGKILL); } -static void do_page_fault(unsigned long addr, int mode, struct pt_regs *regs) +static int do_page_fault(unsigned long addr, int mode, struct pt_regs *regs) { struct task_struct *tsk; struct mm_struct *mm; @@ -127,7 +127,7 @@ good_area: goto do_sigbus; up(&mm->mmap_sem); - return; + return 0; /* * Something tried to access memory that isn't in our memory map.. @@ -138,6 +138,7 @@ bad_area: /* User mode accesses just cause a SIGSEGV */ if (user_mode(regs)) { + tsk->thread.address = addr; tsk->thread.error_code = mode; tsk->thread.trap_no = 14; #ifdef CONFIG_DEBUG_USER @@ -145,7 +146,7 @@ bad_area: tsk->comm, regs->ARM_pc, regs->ARM_lr, addr, mode); #endif force_sig(SIGSEGV, tsk); - return; + return 0; } no_context: @@ -156,11 +157,11 @@ no_context: tsk->comm, regs->ARM_pc, addr, fixup); #endif regs->ARM_pc = fixup; - return; + return 0; } kernel_page_fault(addr, mode, regs, tsk, mm); - return; + return 0; do_sigbus: /* @@ -173,6 +174,7 @@ do_sigbus: * Send a sigbus, regardless of whether we were in kernel * or user mode. */ + tsk->thread.address = addr; tsk->thread.error_code = mode; tsk->thread.trap_no = 14; force_sig(SIGBUS, tsk); @@ -180,6 +182,7 @@ do_sigbus: /* Kernel mode? Handle exceptions or die */ if (!user_mode(regs)) goto no_context; + return 0; } diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 17972e427..bc4cf1ed1 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -168,7 +168,8 @@ void show_mem(void) void __init paging_init(void) { void *zero_page, *bad_page, *bad_table; - unsigned int zone_size[3]; + unsigned int zone_size[MAX_NR_ZONES]; + int i; #ifdef CONFIG_CPU_32 #define TABLE_OFFSET (PTRS_PER_PTE) @@ -193,7 +194,24 @@ void __init paging_init(void) /* * Initialise the zones and mem_map */ - zonesize_init(zone_size); + for (i = 0; i < MAX_NR_ZONES; i++) + zone_size[i] = 0; + + /* + * Calculate the size of the zones. On ARM, we don't have + * any problems with DMA or highmem, so all memory is + * allocated to the DMA zone. + */ + for (i = 0; i < meminfo.nr_banks; i++) { + if (meminfo.bank[i].size) { + unsigned int end; + + end = (meminfo.bank[i].start - PHYS_OFFSET + + meminfo.bank[i].size) >> PAGE_SHIFT; + if (zone_size[0] < end) + zone_size[0] = end; + } + } free_area_init(zone_size); /* @@ -339,10 +357,11 @@ void free_initmem(void) #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(mem_map + MAP_NR(start)); - set_page_count(mem_map+MAP_NR(start), 1); - free_page(start); + unsigned long addr; + for (addr = start; addr < end; addr += PAGE_SIZE) { + ClearPageReserved(mem_map + MAP_NR(addr)); + set_page_count(mem_map+MAP_NR(addr), 1); + free_page(addr); totalram_pages++; } printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); diff --git a/arch/arm/mm/mm-armo.c b/arch/arm/mm/mm-armo.c index 680a52948..a5d4cdfe8 100644 --- a/arch/arm/mm/mm-armo.c +++ b/arch/arm/mm/mm-armo.c @@ -135,20 +135,6 @@ pte_t *get_pte_slow(pmd_t *pmd, unsigned long offset) } /* - * Calculate the size of the DMA, normal and highmem zones. - * On 26-bit ARMs, we don't have any real DMA or highmem, - * so we allocate the whole memory as being DMA-capable. - */ -void __init zonesize_init(unsigned int *zone_size) -{ - int i; - - zone_size[0] = max_low_pfn; - zone_size[1] = 0; - zone_size[2] = 0; -} - -/* * This contains the code to setup the memory map on an ARM2/ARM250/ARM3 * machine. This is both processor & architecture specific, and requires * some more work to get it to fit into our separate processor and diff --git a/arch/arm/mm/mm-armv.c b/arch/arm/mm/mm-armv.c index ee4750c62..76d101507 100644 --- a/arch/arm/mm/mm-armv.c +++ b/arch/arm/mm/mm-armv.c @@ -46,6 +46,15 @@ static int __init nowrite_setup(char *__unused) return 1; } +static int __init noalign_setup(char *__unused) +{ + cr_alignment &= ~2; + cr_no_alignment &= ~2; + set_cr(cr_alignment); + return 1; +} + +__setup("noalign", noalign_setup); __setup("nocache", nocache_setup); __setup("nowb", nowrite_setup); @@ -218,7 +227,7 @@ alloc_init_page(unsigned long virt, unsigned long phys, int domain, int prot) * the clearance is done by the middle-level functions (pmd) * rather than the top-level (pgd) functions. */ -static inline void free_init_section(unsigned long virt) +static inline void clear_mapping(unsigned long virt) { pmd_clear(pmd_offset(pgd_offset_k(virt), virt)); } @@ -273,73 +282,76 @@ static void __init create_mapping(struct map_desc *md) } } -/* - * Initial boot-time mapping. This covers just the zero page, kernel and - * the flush area. NB: it must be sorted by virtual address, and no - * virtual address overlaps. - * init_map[2..4] are for architectures with banked memory. - */ -static struct map_desc init_map[] __initdata = { - { 0, 0, PAGE_SIZE, DOMAIN_USER, 0, 0, 1, 0 }, /* zero page */ - { 0, 0, 0, DOMAIN_KERNEL, 0, 1, 1, 1 }, /* kernel memory */ - { 0, 0, 0, DOMAIN_KERNEL, 0, 1, 1, 1 }, /* (4 banks) */ - { 0, 0, 0, DOMAIN_KERNEL, 0, 1, 1, 1 }, - { 0, 0, 0, DOMAIN_KERNEL, 0, 1, 1, 1 }, - { 0, 0, PGDIR_SIZE, DOMAIN_KERNEL, 1, 0, 1, 1 }, /* cache flush 1 */ - { 0, 0, 0, DOMAIN_KERNEL, 1, 0, 1, 0 } /* cache flush 2 */ -}; - -#define NR_INIT_MAPS (sizeof(init_map) / sizeof(init_map[0])) - -/* - * Calculate the size of the DMA, normal and highmem zones. - * On ARM, we don't have any problems with DMA, so all memory - * is allocated to the DMA zone. We also don't have any - * highmem either. - */ -void __init zonesize_init(unsigned int *zone_size) +void __init pagetable_init(void) { + struct map_desc *init_maps, *p; + unsigned long address = 0; int i; - zone_size[0] = 0; - zone_size[1] = 0; - zone_size[2] = 0; + /* + * Setup initial mappings. We use the page we allocated + * for zero page to hold the mappings, which will get + * overwritten by the vectors in traps_init(). The + * mappings must be in virtual address order. + */ + init_maps = p = alloc_bootmem_low_pages(PAGE_SIZE); + + p->physical = virt_to_phys(init_maps); + p->virtual = 0; + p->length = PAGE_SIZE; + p->domain = DOMAIN_USER; + p->prot_read = 0; + p->prot_write = 0; + p->cacheable = 1; + p->bufferable = 0; + + p ++; for (i = 0; i < meminfo.nr_banks; i++) { - if (meminfo.bank[i].size) { - unsigned int end; + if (meminfo.bank[i].size == 0) + continue; - end = (meminfo.bank[i].start - PHYS_OFFSET + - meminfo.bank[i].size) >> PAGE_SHIFT; - if (end > zone_size[0]) - zone_size[0] = end; - } + p->physical = meminfo.bank[i].start; + p->virtual = __phys_to_virt(p->physical); + p->length = meminfo.bank[i].size; + p->domain = DOMAIN_KERNEL; + p->prot_read = 0; + p->prot_write = 1; + p->cacheable = 1; + p->bufferable = 1; + + p ++; } -} -void __init pagetable_init(void) -{ - unsigned long address = 0; - int i; + p->physical = FLUSH_BASE_PHYS; + p->virtual = FLUSH_BASE; + p->length = PGDIR_SIZE; + p->domain = DOMAIN_KERNEL; + p->prot_read = 1; + p->prot_write = 0; + p->cacheable = 1; + p->bufferable = 1; + + p ++; - /* - * Setup the above mappings - */ - init_map[0].physical = virt_to_phys(alloc_bootmem_low_pages(PAGE_SIZE)); - init_map[5].physical = FLUSH_BASE_PHYS; - init_map[5].virtual = FLUSH_BASE; #ifdef FLUSH_BASE_MINICACHE - init_map[6].physical = FLUSH_BASE_PHYS + PGDIR_SIZE; - init_map[6].virtual = FLUSH_BASE_MINICACHE; - init_map[6].length = PGDIR_SIZE; + p->physical = FLUSH_BASE_PHYS + PGDIR_SIZE; + p->virtual = FLUSH_BASE_MINICACHE; + p->length = PGDIR_SIZE; + p->domain = DOMAIN_KERNEL; + p->prot_read = 1; + p->prot_write = 0; + p->cacheable = 1; + p->bufferable = 0; + + p ++; #endif - for (i = 0; i < meminfo.nr_banks; i++) { - init_map[i+1].physical = meminfo.bank[i].start; - init_map[i+1].virtual = meminfo.bank[i].start + - PAGE_OFFSET - PHYS_OFFSET; - init_map[i+1].length = meminfo.bank[i].size; - } + /* + * We may have a mapping in virtual address 0. + * Clear it out. + */ + clear_mapping(0); /* * Go through the initial mappings, but clear out any @@ -347,18 +359,16 @@ void __init pagetable_init(void) */ i = 0; do { - if (address < init_map[i].virtual || i == NR_INIT_MAPS) { - free_init_section(address); + if (address < init_maps->virtual || init_maps == p) { + clear_mapping(address); address += PGDIR_SIZE; } else { - create_mapping(init_map + i); + create_mapping(init_maps); - address = init_map[i].virtual + init_map[i].length; + address = init_maps->virtual + init_maps->length; address = (address + PGDIR_SIZE - 1) & PGDIR_MASK; - do { - i += 1; - } while (init_map[i].length == 0 && i < NR_INIT_MAPS); + init_maps ++; } } while (address != 0); @@ -382,6 +392,7 @@ void __init create_memmap_holes(void) unsigned int i; #define PFN(x) (((x) - PHYS_OFFSET) >> PAGE_SHIFT) +#define free_bootmem(s,sz) free_bootmem(((s)<<PAGE_SHIFT)+PHYS_OFFSET, (sz)<<PAGE_SHIFT) for (i = 0; i < meminfo.nr_banks; i++) { if (meminfo.bank[i].size == 0) @@ -409,7 +420,7 @@ void __init create_memmap_holes(void) end_pfn = PFN(meminfo.bank[i].start + meminfo.bank[i].size); - if (end_pfn != meminfo.end >> PAGE_SHIFT) + if (end_pfn != PFN(meminfo.end)) pg = mem_map + end_pfn; } diff --git a/arch/arm/mm/mm-sa1100.c b/arch/arm/mm/mm-sa1100.c index eba2984b6..c6f9f2e8b 100644 --- a/arch/arm/mm/mm-sa1100.c +++ b/arch/arm/mm/mm-sa1100.c @@ -6,11 +6,11 @@ * Copyright (C) 1998-1999 Russell King * Copyright (C) 1999 Hugo Fiennes * - * 1999/09/12 Nicolas Pitre <nico@visuaide.com> - * Specific RAM implementation details are in - * linux/include/asm/arch-sa1100/memory.h now. - * Allows for better macro optimisations when possible. + * 1999/12/04 Nicolas Pitre <nico@cam.org> + * Converted memory definition for struct meminfo initialisations. + * Memory is listed physically now. */ + #include <linux/config.h> #include <linux/mm.h> #include <linux/init.h> @@ -22,33 +22,37 @@ #define SIZE(x) (sizeof(x) / sizeof(x[0])) + /* - * These are the memory size mappings for the - * SA1100. Note that LART is a special case - - * it doesn't use physical address A23 on the - * DRAM, so we effectively have 4 * 8MB in - * two banks. + * These are the RAM memory mappings for SA1100 implementations. + * Note that LART is a special case - it doesn't use physical + * address line A23 on the DRAM, so we effectively have 4 * 8MB + * in two banks. */ -struct mem_desc mem_desc[] __initdata = { - /* virt start virt end */ +struct mem_desc { + unsigned long phys_start; + unsigned long length; +} mem_desc[] __initdata = { #if defined(CONFIG_SA1100_BRUTUS) - { 0xc0000000, 0xc0400000 }, /* 4MB */ - { 0xc1000000, 0xc1400000 }, /* 4MB */ - { 0xc2000000, 0xc2400000 }, /* 4MB */ - { 0xc3000000, 0xc3400000 } /* 4MB */ + { 0xc0000000, 0x00400000 }, /* 4MB */ + { 0xc8000000, 0x00400000 }, /* 4MB */ +#if 0 /* only two banks until the bootmem stuff is fixed... */ + { 0xd0000000, 0x00400000 }, /* 4MB */ + { 0xd8000000, 0x00400000 } /* 4MB */ +#endif #elif defined(CONFIG_SA1100_EMPEG) - { 0xc0000000, 0xc0400000 }, /* 4MB */ - { 0xc1000000, 0xc1400000 } /* 4MB */ + { 0xc0000000, 0x00400000 }, /* 4MB */ + { 0xc8000000, 0x00400000 } /* 4MB */ #elif defined(CONFIG_SA1100_LART) - { 0xc0000000, 0xc0800000 }, /* 16MB */ - { 0xc1000000, 0xc1800000 }, - { 0xc2000000, 0xc2800000 }, /* 16MB */ - { 0xc3000000, 0xc3800000 } + { 0xc0000000, 0x00800000 }, /* 8MB */ + { 0xc1000000, 0x00800000 }, /* 8MB */ + { 0xc8000000, 0x00800000 }, /* 8MB */ + { 0xc9000000, 0x00800000 } /* 8MB */ #elif defined(CONFIG_SA1100_VICTOR) - { 0xc0000000, 0xc0400000 } /* 4MB */ + { 0xc0000000, 0x00400000 } /* 4MB */ #elif defined(CONFIG_SA1100_TIFON) - { 0xc0000000, 0xc1000000 }, /* 16MB */ - { 0xc1000000, 0xc2000000 } /* 16MB */ + { 0xc0000000, 0x01000000 }, /* 16MB */ + { 0xc8000000, 0x01000000 } /* 16MB */ #else #error missing memory configuration #endif @@ -56,6 +60,7 @@ struct mem_desc mem_desc[] __initdata = { unsigned int __initdata mem_desc_size = SIZE(mem_desc); + struct map_desc io_desc[] __initdata = { /* virtual physical length domain r w c b */ #if defined(CONFIG_SA1100_VICTOR) diff --git a/arch/arm/mm/proc-arm6,7.S b/arch/arm/mm/proc-arm6,7.S index d453269d2..23508c197 100644 --- a/arch/arm/mm/proc-arm6,7.S +++ b/arch/arm/mm/proc-arm6,7.S @@ -134,14 +134,10 @@ ENTRY(cpu_arm7_data_abort) b Ldata_simple @ ldc rd, [rn, #m] b Ldata_unknown Ldata_unknown: @ Part of jumptable - ldr r3, [sp, #15 * 4] @ Get PC - str r3, [sp, #-4]! - mov r1, r1, lsr #2 - mov r3, r4 - mov r2, r0 - adr r0, Lukabttxt - bl SYMBOL_NAME(panic) -Lstop: b Lstop + mov r0, r1 + mov r1, r4 + mov r2, r3 + b baddataabort Ldata_ldmstm: tst r4, #1 << 21 @ check writeback bit beq Ldata_simple @@ -468,7 +464,7 @@ ENTRY(arm6_processor_functions) .word cpu_arm6_cache_wback_area .word cpu_arm6_cache_purge_area .word cpu_arm6_flush_tlb_page - .word cpu_arm7_do_idle + .word cpu_arm6_do_idle .size arm6_processor_functions, . - arm6_processor_functions /* diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S index 2d57b1030..5431f14a0 100644 --- a/arch/arm/mm/proc-sa110.S +++ b/arch/arm/mm/proc-sa110.S @@ -16,6 +16,7 @@ * is larger than this, then we flush the whole cache */ #define MAX_AREA_SIZE 32768 +#define FLUSH_OFFSET 32768 .macro flush_110_dcache rd, ra, re add \re, \ra, #16384 @ only necessary for 16k @@ -56,7 +57,7 @@ cpu_sa110_flush_cache_all_r2: ands r1, r1, #1 eor r1, r1, #1 str r1, [r3] - addne ip, ip, #32768 + addne ip, ip, #FLUSH_OFFSET flush_110_dcache r3, ip, r1 mov ip, #0 teq r2, #0 @@ -74,7 +75,7 @@ cpu_sa1100_flush_cache_all_r2: ands r1, r1, #1 eor r1, r1, #1 str r1, [r3] - addne ip, ip, #32768 + addne ip, ip, #FLUSH_OFFSET flush_1100_dcache r3, ip, r1 mov ip, #0 teq r2, #0 @@ -321,7 +322,7 @@ ENTRY(cpu_sa110_set_pgd) ands r2, r2, #1 eor r2, r2, #1 str r2, [r3] - addne ip, ip, #32768 + addne ip, ip, #FLUSH_OFFSET flush_110_dcache r3, ip, r1 mov r1, #0 mcr p15, 0, r1, c7, c5, 0 @ flush I cache @@ -338,7 +339,7 @@ ENTRY(cpu_sa1100_set_pgd) ands r2, r2, #1 eor r2, r2, #1 str r2, [r3] - addne ip, ip, #32768 + addne ip, ip, #FLUSH_OFFSET flush_1100_dcache r3, ip, r1 mov r1, #0 mcr p15, 0, r1, c7, c5, 0 @ flush I cache @@ -430,8 +431,12 @@ ENTRY(cpu_sa110_do_idle) ENTRY(cpu_sa1100_do_idle) mov r0, #0 mcr p15, 0, r0, c15, c2, 2 @ Disable clock switching - @ load from uncacheable loc? - mcr p15, 0, r0, c15, c8, 2 @ Wait for interrupt + ldr r1, =FLUSH_BASE+FLUSH_OFFSET*2 @ load from uncacheable loc + ldr r1, [r1, #0] + b 1f + + .align 5 +1: mcr p15, 0, r0, c15, c8, 2 @ Wait for interrupt mcr p15, 0, r0, c15, c1, 2 @ Enable clock switching mov pc, lr diff --git a/arch/arm/vmlinux-armv.lds.in b/arch/arm/vmlinux-armv.lds.in index f83109875..93b8946e7 100644 --- a/arch/arm/vmlinux-armv.lds.in +++ b/arch/arm/vmlinux-armv.lds.in @@ -6,82 +6,84 @@ OUTPUT_ARCH(arm) ENTRY(stext) SECTIONS { - . = TEXTADDR; - .text : { } /* Set text start address */ - - __init_begin = .; /* Init code and data */ - .text.init : { *(.text.init) } - __proc_info_begin = .; - .proc.info : { *(.proc.info) } - __proc_info_end = .; - .data.init : { *(.data.init) } - . = ALIGN(16); - __setup_start = .; - .setup.init : { *(.setup.init) } - __setup_end = .; - __initcall_start = .; - .initcall.init : { *(.initcall.init) } - __initcall_end = .; - . = ALIGN(4096); - __init_end = .; - - __ebsa285_begin = .; - .text.ebsa285 : { *(.text.ebsa285) } - .data.ebsa285 : { *(.data.ebsa285) } - . = ALIGN(4096); - __ebsa285_end = .; - - __netwinder_begin = .; - .text.netwinder : { *(.text.netwinder) } - .data.netwinder : { *(.data.netwinder) } - . = ALIGN(4096); - __netwinder_end = .; - - _text = .; /* Text and read-only data */ - .text.real : { /* Real text segment */ - *(.text) - *(.fixup) - *(.gnu.warning) + . = TEXTADDR; + .init : { /* Init code and data */ + __init_begin = .; + *(.text.init) + __proc_info_begin = .; + *(.proc.info) + __proc_info_end = .; + *(.data.init) + . = ALIGN(16); + __setup_start = .; + *(.setup.init) + __setup_end = .; + __initcall_start = .; + *(.initcall.init) + __initcall_end = .; + . = ALIGN(4096); + __init_end = .; } - .text.lock : { *(.text.lock) } /* out-of-line lock text */ - .rodata : { *(.rodata) } - .kstrtab : { *(.kstrtab) } + .ebsa285 : { + __ebsa285_begin = .; + *(.text.ebsa285) + *(.data.ebsa285) + . = ALIGN(4096); + __ebsa285_end = .; + } - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; + .netwinder : { + __netwinder_begin = .; + *(.text.netwinder) + *(.data.netwinder) + . = ALIGN(4096); + __netwinder_end = .; + } - __start___ksymtab = .; /* Kernel symbol table */ - __ksymtab : { *(__ksymtab) } - __stop___ksymtab = .; + .text : { /* Real text segment */ + _text = .; /* Text and read-only data */ + *(.text) + *(.fixup) + *(.gnu.warning) + *(.text.lock) /* out-of-line lock text */ + *(.rodata) + *(.kstrtab) + . = ALIGN(16); /* Exception table */ + __start___ex_table = .; + *(__ex_table) + __stop___ex_table = .; - .got : { *(.got) } /* Global offset table */ + __start___ksymtab = .; /* Kernel symbol table */ + *(__ksymtab) + __stop___ksymtab = .; - _etext = .; /* End of text section */ + *(.got) /* Global offset table */ - . = ALIGN(8192); - .data : { /* Data */ - *(.init.task) - *(.data) - CONSTRUCTORS + _etext = .; /* End of text section */ } - _edata = .; /* End of data section */ + . = ALIGN(8192); - __bss_start = .; /* BSS */ - .bss : { - *(.bss) + .data : { /* Data */ + *(.init.task) + *(.data) + CONSTRUCTORS + _edata = .; /* End of data section */ } - _end = . ; - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } + .bss : { + __bss_start = .; /* BSS */ + *(.bss) + *(COMMON) + _end = . ; + } + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } } |