diff options
69 files changed, 1184 insertions, 746 deletions
diff --git a/arch/i386/kernel/cpu/intel_cacheinfo.c b/arch/i386/kernel/cpu/intel_cacheinfo.c index aeb5b4ef8c8b..a710dc4eb20e 100644 --- a/arch/i386/kernel/cpu/intel_cacheinfo.c +++ b/arch/i386/kernel/cpu/intel_cacheinfo.c @@ -118,7 +118,7 @@ struct _cpuid4_info { }; #define MAX_CACHE_LEAVES 4 -static unsigned short __devinitdata num_cache_leaves; +static unsigned short num_cache_leaves; static int __devinit cpuid4_cache_lookup(int index, struct _cpuid4_info *this_leaf) { diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c index 35bfe138cb1a..bc1bb6919e6a 100644 --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -1074,8 +1074,10 @@ static void __init smp_boot_cpus(unsigned int max_cpus) cpu_set(cpu, cpu_sibling_map[cpu]); } - if (siblings != smp_num_siblings) + if (siblings != smp_num_siblings) { printk(KERN_WARNING "WARNING: %d siblings found for CPU%d, should be %d\n", siblings, cpu, smp_num_siblings); + smp_num_siblings = siblings; + } if (c->x86_num_cores > 1) { for (i = 0; i < NR_CPUS; i++) { diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig index 600f23d7fd33..6e6377a69d5b 100644 --- a/arch/ppc/Kconfig +++ b/arch/ppc/Kconfig @@ -1143,12 +1143,12 @@ config PCI_QSPAN config PCI_8260 bool - depends on PCI && 8260 && !8272 + depends on PCI && 8260 default y config 8260_PCI9 bool " Enable workaround for MPC826x erratum PCI 9" - depends on PCI_8260 + depends on PCI_8260 && !ADS8272 default y choice diff --git a/arch/ppc/boot/images/Makefile b/arch/ppc/boot/images/Makefile index f850fb0fb511..c9ac5f5fa9e4 100644 --- a/arch/ppc/boot/images/Makefile +++ b/arch/ppc/boot/images/Makefile @@ -22,7 +22,8 @@ targets += uImage $(obj)/uImage: $(obj)/vmlinux.gz $(Q)rm -f $@ $(call if_changed,uimage) - @echo ' Image: $@' $(if $(wildcard $@),'is ready','not made') + @echo -n ' Image: $@ ' + @if [ -f $@ ]; then echo 'is ready' ; else echo 'not made'; fi # Files generated that shall be removed upon make clean clean-files := sImage vmapus vmlinux* miboot* zImage* uImage diff --git a/arch/ppc/configs/mpc8555_cds_defconfig b/arch/ppc/configs/mpc8555_cds_defconfig index 728bd9e1a8fa..15abebf46b96 100644 --- a/arch/ppc/configs/mpc8555_cds_defconfig +++ b/arch/ppc/configs/mpc8555_cds_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.11-rc1 -# Thu Jan 20 01:25:35 2005 +# Linux kernel version: 2.6.12-rc4 +# Tue May 17 11:56:01 2005 # CONFIG_MMU=y CONFIG_GENERIC_HARDIRQS=y @@ -11,6 +11,7 @@ CONFIG_HAVE_DEC_LOCK=y CONFIG_PPC=y CONFIG_PPC32=y CONFIG_GENERIC_NVRAM=y +CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y # # Code maturity level options @@ -18,6 +19,7 @@ CONFIG_GENERIC_NVRAM=y CONFIG_EXPERIMENTAL=y CONFIG_CLEAN_COMPILE=y CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 # # General setup @@ -29,12 +31,14 @@ CONFIG_SYSVIPC=y # CONFIG_BSD_PROCESS_ACCT is not set CONFIG_SYSCTL=y # CONFIG_AUDIT is not set -CONFIG_LOG_BUF_SHIFT=14 # CONFIG_HOTPLUG is not set CONFIG_KOBJECT_UEVENT=y # CONFIG_IKCONFIG is not set CONFIG_EMBEDDED=y # CONFIG_KALLSYMS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_BASE_FULL=y CONFIG_FUTEX=y # CONFIG_EPOLL is not set # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set @@ -44,6 +48,7 @@ CONFIG_CC_ALIGN_LABELS=0 CONFIG_CC_ALIGN_LOOPS=0 CONFIG_CC_ALIGN_JUMPS=0 # CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 # # Loadable module support @@ -62,10 +67,12 @@ CONFIG_CC_ALIGN_JUMPS=0 CONFIG_E500=y CONFIG_BOOKE=y CONFIG_FSL_BOOKE=y +# CONFIG_PHYS_64BIT is not set CONFIG_SPE=y CONFIG_MATH_EMULATION=y # CONFIG_CPU_FREQ is not set CONFIG_PPC_GEN550=y +# CONFIG_PM is not set CONFIG_85xx=y CONFIG_PPC_INDIRECT_PCI_BE=y @@ -76,6 +83,7 @@ CONFIG_PPC_INDIRECT_PCI_BE=y CONFIG_MPC8555_CDS=y # CONFIG_MPC8560_ADS is not set # CONFIG_SBC8560 is not set +# CONFIG_STX_GP3 is not set CONFIG_MPC8555=y CONFIG_85xx_PCI2=y @@ -90,6 +98,7 @@ CONFIG_CPM2=y CONFIG_BINFMT_ELF=y # CONFIG_BINFMT_MISC is not set # CONFIG_CMDLINE_BOOL is not set +CONFIG_ISA_DMA_API=y # # Bus options @@ -105,10 +114,6 @@ CONFIG_PCI_NAMES=y # CONFIG_PCCARD is not set # -# PC-card bridges -# - -# # Advanced setup # # CONFIG_ADVANCED_OPTIONS is not set @@ -180,7 +185,59 @@ CONFIG_IOSCHED_CFQ=y # # ATA/ATAPI/MFM/RLL support # -# CONFIG_IDE is not set +CONFIG_IDE=y +CONFIG_BLK_DEV_IDE=y + +# +# Please see Documentation/ide.txt for help/info on IDE drives +# +# CONFIG_BLK_DEV_IDE_SATA 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_IDE_TASK_IOCTL is not set + +# +# IDE chipset support/bugfixes +# +CONFIG_IDE_GENERIC=y +CONFIG_BLK_DEV_IDEPCI=y +CONFIG_IDEPCI_SHARE_IRQ=y +# CONFIG_BLK_DEV_OFFBOARD is not set +CONFIG_BLK_DEV_GENERIC=y +# CONFIG_BLK_DEV_OPTI621 is not set +# CONFIG_BLK_DEV_SL82C105 is not set +CONFIG_BLK_DEV_IDEDMA_PCI=y +# CONFIG_BLK_DEV_IDEDMA_FORCED is not set +CONFIG_IDEDMA_PCI_AUTO=y +# CONFIG_IDEDMA_ONLYDISK is not set +# CONFIG_BLK_DEV_AEC62XX is not set +# CONFIG_BLK_DEV_ALI15X3 is not set +# CONFIG_BLK_DEV_AMD74XX is not set +# CONFIG_BLK_DEV_CMD64X is not set +# CONFIG_BLK_DEV_TRIFLEX is not set +# CONFIG_BLK_DEV_CY82C693 is not set +# CONFIG_BLK_DEV_CS5520 is not set +# CONFIG_BLK_DEV_CS5530 is not set +# CONFIG_BLK_DEV_HPT34X is not set +# CONFIG_BLK_DEV_HPT366 is not set +# CONFIG_BLK_DEV_SC1200 is not set +# CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_NS87415 is not set +# CONFIG_BLK_DEV_PDC202XX_OLD is not set +# CONFIG_BLK_DEV_PDC202XX_NEW is not set +# CONFIG_BLK_DEV_SVWKS is not set +# CONFIG_BLK_DEV_SIIMAGE is not set +# CONFIG_BLK_DEV_SLC90E66 is not set +# CONFIG_BLK_DEV_TRM290 is not set +CONFIG_BLK_DEV_VIA82CXXX=y +# CONFIG_IDE_ARM is not set +CONFIG_BLK_DEV_IDEDMA=y +# CONFIG_IDEDMA_IVB is not set +CONFIG_IDEDMA_AUTO=y +# CONFIG_BLK_DEV_HD is not set # # SCSI device support @@ -220,7 +277,6 @@ CONFIG_NET=y # CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set -# CONFIG_NETLINK_DEV is not set CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y @@ -370,14 +426,6 @@ CONFIG_INPUT=y # CONFIG_INPUT_EVBUG is not set # -# Input I/O drivers -# -# CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y -# CONFIG_SERIO is not set -# CONFIG_SERIO_I8042 is not set - -# # Input Device Drivers # # CONFIG_INPUT_KEYBOARD is not set @@ -387,6 +435,13 @@ CONFIG_SOUND_GAMEPORT=y # CONFIG_INPUT_MISC is not set # +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set +CONFIG_SOUND_GAMEPORT=y + +# # Character devices # # CONFIG_VT is not set @@ -406,6 +461,7 @@ CONFIG_SERIAL_8250_NR_UARTS=4 CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_CPM is not set +# CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 @@ -434,6 +490,11 @@ CONFIG_GEN_RTC=y # CONFIG_RAW_DRIVER is not set # +# TPM devices +# +# CONFIG_TCG_TPM is not set + +# # I2C support # CONFIG_I2C=y @@ -456,11 +517,11 @@ CONFIG_I2C_CHARDEV=y # CONFIG_I2C_AMD8111 is not set # CONFIG_I2C_I801 is not set # CONFIG_I2C_I810 is not set +# CONFIG_I2C_PIIX4 is not set # CONFIG_I2C_ISA is not set CONFIG_I2C_MPC=y # CONFIG_I2C_NFORCE2 is not set # CONFIG_I2C_PARPORT_LIGHT is not set -# CONFIG_I2C_PIIX4 is not set # CONFIG_I2C_PROSAVAGE is not set # CONFIG_I2C_SAVAGE4 is not set # CONFIG_SCx200_ACB is not set @@ -483,7 +544,9 @@ CONFIG_I2C_MPC=y # CONFIG_SENSORS_ASB100 is not set # CONFIG_SENSORS_DS1621 is not set # CONFIG_SENSORS_FSCHER is not set +# CONFIG_SENSORS_FSCPOS is not set # CONFIG_SENSORS_GL518SM is not set +# CONFIG_SENSORS_GL520SM is not set # CONFIG_SENSORS_IT87 is not set # CONFIG_SENSORS_LM63 is not set # CONFIG_SENSORS_LM75 is not set @@ -494,9 +557,11 @@ CONFIG_I2C_MPC=y # CONFIG_SENSORS_LM85 is not set # CONFIG_SENSORS_LM87 is not set # CONFIG_SENSORS_LM90 is not set +# CONFIG_SENSORS_LM92 is not set # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_SIS5595 is not set # CONFIG_SENSORS_SMSC47M1 is not set # CONFIG_SENSORS_VIA686A is not set # CONFIG_SENSORS_W83781D is not set @@ -506,10 +571,12 @@ CONFIG_I2C_MPC=y # # Other I2C Chip support # +# CONFIG_SENSORS_DS1337 is not set # CONFIG_SENSORS_EEPROM is not set # CONFIG_SENSORS_PCF8574 is not set # CONFIG_SENSORS_PCF8591 is not set # CONFIG_SENSORS_RTC8564 is not set +# CONFIG_SENSORS_M41T00 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set @@ -538,7 +605,6 @@ CONFIG_I2C_MPC=y # Graphics support # # CONFIG_FB is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set # # Sound @@ -548,13 +614,9 @@ CONFIG_I2C_MPC=y # # USB support # -# CONFIG_USB is not set CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information -# +# CONFIG_USB is not set # # USB Gadget Support @@ -585,6 +647,10 @@ CONFIG_JBD=y CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set + +# +# XFS support +# # CONFIG_XFS_FS is not set # CONFIG_MINIX_FS is not set # CONFIG_ROMFS_FS is not set @@ -646,7 +712,6 @@ CONFIG_NFS_FS=y # CONFIG_NFSD is not set CONFIG_ROOT_NFS=y CONFIG_LOCKD=y -# CONFIG_EXPORTFS is not set CONFIG_SUNRPC=y # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set @@ -698,7 +763,9 @@ CONFIG_CRC32=y # # Kernel hacking # +# CONFIG_PRINTK_TIME is not set # CONFIG_DEBUG_KERNEL is not set +CONFIG_LOG_BUF_SHIFT=14 # CONFIG_KGDB_CONSOLE is not set # CONFIG_SERIAL_TEXT_DEBUG is not set diff --git a/arch/ppc/kernel/head_fsl_booke.S b/arch/ppc/kernel/head_fsl_booke.S index f22ddce36135..ce36e88ba627 100644 --- a/arch/ppc/kernel/head_fsl_booke.S +++ b/arch/ppc/kernel/head_fsl_booke.S @@ -232,7 +232,8 @@ skpinv: addi r6,r6,1 /* Increment */ tlbwe /* 7. Jump to KERNELBASE mapping */ - li r7,0 + lis r7,MSR_KERNEL@h + ori r7,r7,MSR_KERNEL@l bl 1f /* Find our address */ 1: mflr r9 rlwimi r6,r9,0,20,31 @@ -293,6 +294,18 @@ skpinv: addi r6,r6,1 /* Increment */ mtspr SPRN_HID0, r2 #endif +#if !defined(CONFIG_BDI_SWITCH) + /* + * The Abatron BDI JTAG debugger does not tolerate others + * mucking with the debug registers. + */ + lis r2,DBCR0_IDM@h + mtspr SPRN_DBCR0,r2 + /* clear any residual debug events */ + li r2,-1 + mtspr SPRN_DBSR,r2 +#endif + /* * This is where the main kernel code starts. */ diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c index f8e7e324a173..c65731e8bc65 100644 --- a/arch/ppc/kernel/traps.c +++ b/arch/ppc/kernel/traps.c @@ -408,12 +408,7 @@ static int emulate_string_inst(struct pt_regs *regs, u32 instword) /* Early out if we are an invalid form of lswx */ if ((instword & INST_STRING_MASK) == INST_LSWX) - if ((rA >= rT) || (NB_RB >= rT) || (rT == rA) || (rT == NB_RB)) - return -EINVAL; - - /* Early out if we are an invalid form of lswi */ - if ((instword & INST_STRING_MASK) == INST_LSWI) - if ((rA >= rT) || (rT == rA)) + if ((rT == rA) || (rT == NB_RB)) return -EINVAL; EA = (rA == 0) ? 0 : regs->gpr[rA]; diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c index b3b0f51979d2..e6348b5a1ddc 100644 --- a/arch/ppc/platforms/83xx/mpc834x_sys.c +++ b/arch/ppc/platforms/83xx/mpc834x_sys.c @@ -127,7 +127,6 @@ mpc834x_sys_map_io(void) { /* we steal the lowest ioremap addr for virt space */ io_block_mapping(VIRT_IMMRBAR, immrbar, 1024*1024, _PAGE_IO); - io_block_mapping(BCSR_VIRT_ADDR, BCSR_PHYS_ADDR, BCSR_SIZE, _PAGE_IO); } int diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.h b/arch/ppc/platforms/83xx/mpc834x_sys.h index f4d055ae19c1..a2f6e49d7151 100644 --- a/arch/ppc/platforms/83xx/mpc834x_sys.h +++ b/arch/ppc/platforms/83xx/mpc834x_sys.h @@ -26,9 +26,14 @@ #define VIRT_IMMRBAR ((uint)0xfe000000) #define BCSR_PHYS_ADDR ((uint)0xf8000000) -#define BCSR_VIRT_ADDR ((uint)0xfe100000) #define BCSR_SIZE ((uint)(32 * 1024)) +#define BCSR_MISC_REG2_OFF 0x07 +#define BCSR_MISC_REG2_PORESET 0x01 + +#define BCSR_MISC_REG3_OFF 0x08 +#define BCSR_MISC_REG3_CNFLOCK 0x80 + #ifdef CONFIG_PCI /* PCI interrupt controller */ #define PIRQA MPC83xx_IRQ_IRQ4 diff --git a/arch/ppc/platforms/85xx/mpc8540_ads.c b/arch/ppc/platforms/85xx/mpc8540_ads.c index 4d857d6d633d..583838ab02d8 100644 --- a/arch/ppc/platforms/85xx/mpc8540_ads.c +++ b/arch/ppc/platforms/85xx/mpc8540_ads.c @@ -210,6 +210,9 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5, #if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) ppc_md.progress = gen550_progress; #endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ +#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) + ppc_md.early_serial_map = mpc85xx_early_serial_map; +#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ if (ppc_md.progress) ppc_md.progress("mpc8540ads_init(): exit", 0); diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c index 6c020d67ad70..e7cfa498568c 100644 --- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c +++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c @@ -44,6 +44,7 @@ #include <asm/machdep.h> #include <asm/prom.h> #include <asm/open_pic.h> +#include <asm/i8259.h> #include <asm/bootinfo.h> #include <asm/pci-bridge.h> #include <asm/mpc85xx.h> @@ -181,6 +182,7 @@ void __init mpc85xx_cds_init_IRQ(void) { bd_t *binfo = (bd_t *) __res; + int i; /* Determine the Physical Address of the OpenPIC regs */ phys_addr_t OpenPIC_PAddr = binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; @@ -198,6 +200,15 @@ mpc85xx_cds_init_IRQ(void) */ openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); +#ifdef CONFIG_PCI + openpic_hookup_cascade(PIRQ0A, "82c59 cascade", i8259_irq); + + for (i = 0; i < NUM_8259_INTERRUPTS; i++) + irq_desc[i].handler = &i8259_pic; + + i8259_init(0); +#endif + #ifdef CONFIG_CPM2 /* Setup CPM2 PIC */ cpm2_init_IRQ(); @@ -231,7 +242,7 @@ mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) * interrupt on slot */ { { 0, 1, 2, 3 }, /* 16 - PMC */ - { 3, 0, 0, 0 }, /* 17 P2P (Tsi320) */ + { 0, 1, 2, 3 }, /* 17 P2P (Tsi320) */ { 0, 1, 2, 3 }, /* 18 - Slot 1 */ { 1, 2, 3, 0 }, /* 19 - Slot 2 */ { 2, 3, 0, 1 }, /* 20 - Slot 3 */ @@ -280,13 +291,135 @@ mpc85xx_exclude_device(u_char bus, u_char devfn) return PCIBIOS_DEVICE_NOT_FOUND; #endif /* We explicitly do not go past the Tundra 320 Bridge */ - if (bus == 1) + if ((bus == 1) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL)) return PCIBIOS_DEVICE_NOT_FOUND; if ((bus == 0) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL)) return PCIBIOS_DEVICE_NOT_FOUND; else return PCIBIOS_SUCCESSFUL; } + +void __init +mpc85xx_cds_enable_via(struct pci_controller *hose) +{ + u32 pci_class; + u16 vid, did; + + early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class); + if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI) + return; + + /* Configure P2P so that we can reach bus 1 */ + early_write_config_byte(hose, 0, 0x88, PCI_PRIMARY_BUS, 0); + early_write_config_byte(hose, 0, 0x88, PCI_SECONDARY_BUS, 1); + early_write_config_byte(hose, 0, 0x88, PCI_SUBORDINATE_BUS, 0xff); + + early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid); + early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did); + + if ((vid != PCI_VENDOR_ID_VIA) || + (did != PCI_DEVICE_ID_VIA_82C686)) + return; + + /* Enable USB and IDE functions */ + early_write_config_byte(hose, 1, 0x10, 0x48, 0x08); +} + +void __init +mpc85xx_cds_fixup_via(struct pci_controller *hose) +{ + u32 pci_class; + u16 vid, did; + + early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class); + if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI) + return; + + /* + * Force the backplane P2P bridge to have a window + * open from 0x00000000-0x00001fff in PCI I/O space. + * This allows legacy I/O (i8259, etc) on the VIA + * southbridge to be accessed. + */ + early_write_config_byte(hose, 0, 0x88, PCI_IO_BASE, 0x00); + early_write_config_word(hose, 0, 0x88, PCI_IO_BASE_UPPER16, 0x0000); + early_write_config_byte(hose, 0, 0x88, PCI_IO_LIMIT, 0x10); + early_write_config_word(hose, 0, 0x88, PCI_IO_LIMIT_UPPER16, 0x0000); + + early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid); + early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did); + if ((vid != PCI_VENDOR_ID_VIA) || + (did != PCI_DEVICE_ID_VIA_82C686)) + return; + + /* + * Since the P2P window was forced to cover the fixed + * legacy I/O addresses, it is necessary to manually + * place the base addresses for the IDE and USB functions + * within this window. + */ + /* Function 1, IDE */ + early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_0, 0x1ff8); + early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_1, 0x1ff4); + early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_2, 0x1fe8); + early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_3, 0x1fe4); + early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_4, 0x1fd0); + + /* Function 2, USB ports 0-1 */ + early_write_config_dword(hose, 1, 0x12, PCI_BASE_ADDRESS_4, 0x1fa0); + + /* Function 3, USB ports 2-3 */ + early_write_config_dword(hose, 1, 0x13, PCI_BASE_ADDRESS_4, 0x1f80); + + /* Function 5, Power Management */ + early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_0, 0x1e00); + early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_1, 0x1dfc); + early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_2, 0x1df8); + + /* Function 6, AC97 Interface */ + early_write_config_dword(hose, 1, 0x16, PCI_BASE_ADDRESS_0, 0x1c00); +} + +void __init +mpc85xx_cds_pcibios_fixup(void) +{ + struct pci_dev *dev = NULL; + u_char c; + + if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_82C586_1, NULL))) { + /* + * U-Boot does not set the enable bits + * for the IDE device. Force them on here. + */ + pci_read_config_byte(dev, 0x40, &c); + c |= 0x03; /* IDE: Chip Enable Bits */ + pci_write_config_byte(dev, 0x40, c); + + /* + * Since only primary interface works, force the + * IDE function to standard primary IDE interrupt + * w/ 8259 offset + */ + dev->irq = 14; + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); + } + + /* + * Force legacy USB interrupt routing + */ + if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_82C586_2, NULL))) { + dev->irq = 10; + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 10); + } + + if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_82C586_2, dev))) { + dev->irq = 11; + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 11); + } +} #endif /* CONFIG_PCI */ TODC_ALLOC(); @@ -328,6 +461,9 @@ mpc85xx_cds_setup_arch(void) loops_per_jiffy = freq / HZ; #ifdef CONFIG_PCI + /* VIA IDE configuration */ + ppc_md.pcibios_fixup = mpc85xx_cds_pcibios_fixup; + /* setup PCI host bridges */ mpc85xx_setup_hose(); #endif @@ -459,6 +595,9 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5, #if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) ppc_md.progress = gen550_progress; #endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ +#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) + ppc_md.early_serial_map = mpc85xx_early_serial_map; +#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ if (ppc_md.progress) ppc_md.progress("mpc85xx_cds_init(): exit", 0); diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h b/arch/ppc/platforms/85xx/mpc85xx_cds_common.h index 7627d77504bd..12b292c6ae32 100644 --- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h +++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.h @@ -77,4 +77,7 @@ #define MPC85XX_PCI2_IO_SIZE 0x01000000 +#define NR_8259_INTS 16 +#define CPM_IRQ_OFFSET NR_8259_INTS + #endif /* __MACH_MPC85XX_CDS_H__ */ diff --git a/arch/ppc/platforms/85xx/sbc8560.c b/arch/ppc/platforms/85xx/sbc8560.c index 9ab05e590c3e..7b9e1543e175 100644 --- a/arch/ppc/platforms/85xx/sbc8560.c +++ b/arch/ppc/platforms/85xx/sbc8560.c @@ -221,6 +221,9 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5, #if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) ppc_md.progress = gen550_progress; #endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ +#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) + ppc_md.early_serial_map = sbc8560_early_serial_map; +#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ if (ppc_md.progress) ppc_md.progress("sbc8560_init(): exit", 0); diff --git a/arch/ppc/platforms/pmac_cpufreq.c b/arch/ppc/platforms/pmac_cpufreq.c index f7fb2786cd50..937f46df711e 100644 --- a/arch/ppc/platforms/pmac_cpufreq.c +++ b/arch/ppc/platforms/pmac_cpufreq.c @@ -85,14 +85,11 @@ static int no_schedule; static int has_cpu_l2lve; -#define PMAC_CPU_LOW_SPEED 1 -#define PMAC_CPU_HIGH_SPEED 0 - /* There are only two frequency states for each processor. Values * are in kHz for the time being. */ -#define CPUFREQ_HIGH PMAC_CPU_HIGH_SPEED -#define CPUFREQ_LOW PMAC_CPU_LOW_SPEED +#define CPUFREQ_HIGH 0 +#define CPUFREQ_LOW 1 static struct cpufreq_frequency_table pmac_cpu_freqs[] = { {CPUFREQ_HIGH, 0}, @@ -100,6 +97,11 @@ static struct cpufreq_frequency_table pmac_cpu_freqs[] = { {0, CPUFREQ_TABLE_END}, }; +static struct freq_attr* pmac_cpu_freqs_attr[] = { + &cpufreq_freq_attr_scaling_available_freqs, + NULL, +}; + static inline void local_delay(unsigned long ms) { if (no_schedule) @@ -269,6 +271,8 @@ static int __pmac pmu_set_cpu_speed(int low_speed) #ifdef DEBUG_FREQ printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1)); #endif + pmu_suspend(); + /* Disable all interrupt sources on openpic */ pic_prio = openpic_get_priority(); openpic_set_priority(0xf); @@ -343,6 +347,8 @@ static int __pmac pmu_set_cpu_speed(int low_speed) debug_calc_bogomips(); #endif + pmu_resume(); + preempt_enable(); return 0; @@ -355,7 +361,7 @@ static int __pmac do_set_cpu_speed(int speed_mode, int notify) static unsigned long prev_l3cr; freqs.old = cur_freq; - freqs.new = (speed_mode == PMAC_CPU_HIGH_SPEED) ? hi_freq : low_freq; + freqs.new = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq; freqs.cpu = smp_processor_id(); if (freqs.old == freqs.new) @@ -363,7 +369,7 @@ static int __pmac do_set_cpu_speed(int speed_mode, int notify) if (notify) cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); - if (speed_mode == PMAC_CPU_LOW_SPEED && + if (speed_mode == CPUFREQ_LOW && cpu_has_feature(CPU_FTR_L3CR)) { l3cr = _get_L3CR(); if (l3cr & L3CR_L3E) { @@ -371,8 +377,8 @@ static int __pmac do_set_cpu_speed(int speed_mode, int notify) _set_L3CR(0); } } - set_speed_proc(speed_mode == PMAC_CPU_LOW_SPEED); - if (speed_mode == PMAC_CPU_HIGH_SPEED && + set_speed_proc(speed_mode == CPUFREQ_LOW); + if (speed_mode == CPUFREQ_HIGH && cpu_has_feature(CPU_FTR_L3CR)) { l3cr = _get_L3CR(); if ((prev_l3cr & L3CR_L3E) && l3cr != prev_l3cr) @@ -380,7 +386,7 @@ static int __pmac do_set_cpu_speed(int speed_mode, int notify) } if (notify) cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); - cur_freq = (speed_mode == PMAC_CPU_HIGH_SPEED) ? hi_freq : low_freq; + cur_freq = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq; return 0; } @@ -423,7 +429,8 @@ static int __pmac pmac_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; policy->cur = cur_freq; - return cpufreq_frequency_table_cpuinfo(policy, &pmac_cpu_freqs[0]); + cpufreq_frequency_table_get_attr(pmac_cpu_freqs, policy->cpu); + return cpufreq_frequency_table_cpuinfo(policy, pmac_cpu_freqs); } static u32 __pmac read_gpio(struct device_node *np) @@ -457,7 +464,7 @@ static int __pmac pmac_cpufreq_suspend(struct cpufreq_policy *policy, u32 state) no_schedule = 1; sleep_freq = cur_freq; if (cur_freq == low_freq) - do_set_cpu_speed(PMAC_CPU_HIGH_SPEED, 0); + do_set_cpu_speed(CPUFREQ_HIGH, 0); return 0; } @@ -473,8 +480,8 @@ static int __pmac pmac_cpufreq_resume(struct cpufreq_policy *policy) * is that we force a switch to whatever it was, which is * probably high speed due to our suspend() routine */ - do_set_cpu_speed(sleep_freq == low_freq ? PMAC_CPU_LOW_SPEED - : PMAC_CPU_HIGH_SPEED, 0); + do_set_cpu_speed(sleep_freq == low_freq ? + CPUFREQ_LOW : CPUFREQ_HIGH, 0); no_schedule = 0; return 0; @@ -488,6 +495,7 @@ static struct cpufreq_driver pmac_cpufreq_driver = { .suspend = pmac_cpufreq_suspend, .resume = pmac_cpufreq_resume, .flags = CPUFREQ_PM_NO_WARN, + .attr = pmac_cpu_freqs_attr, .name = "powermac", .owner = THIS_MODULE, }; diff --git a/arch/ppc/platforms/pq2ads.h b/arch/ppc/platforms/pq2ads.h index cf5e5dd06d63..067d9a5aebc1 100644 --- a/arch/ppc/platforms/pq2ads.h +++ b/arch/ppc/platforms/pq2ads.h @@ -49,10 +49,10 @@ /* PCI interrupt controller */ #define PCI_INT_STAT_REG 0xF8200000 #define PCI_INT_MASK_REG 0xF8200004 -#define PIRQA (NR_SIU_INTS + 0) -#define PIRQB (NR_SIU_INTS + 1) -#define PIRQC (NR_SIU_INTS + 2) -#define PIRQD (NR_SIU_INTS + 3) +#define PIRQA (NR_CPM_INTS + 0) +#define PIRQB (NR_CPM_INTS + 1) +#define PIRQC (NR_CPM_INTS + 2) +#define PIRQD (NR_CPM_INTS + 3) /* * PCI memory map definitions for MPC8266ADS-PCI. @@ -68,28 +68,23 @@ * 0x00000000-0x1FFFFFFF 0x00000000-0x1FFFFFFF MPC8266 local memory */ -/* window for a PCI master to access MPC8266 memory */ -#define PCI_SLV_MEM_LOCAL 0x00000000 /* Local base */ -#define PCI_SLV_MEM_BUS 0x00000000 /* PCI base */ +/* All the other PCI memory map definitions reside at syslib/m82xx_pci.h + Here we should redefine what is unique for this board */ +#define M82xx_PCI_SLAVE_MEM_LOCAL 0x00000000 /* Local base */ +#define M82xx_PCI_SLAVE_MEM_BUS 0x00000000 /* PCI base */ +#define M82xx_PCI_SLAVE_MEM_SIZE 0x10000000 /* 256 Mb */ -/* window for the processor to access PCI memory with prefetching */ -#define PCI_MSTR_MEM_LOCAL 0x80000000 /* Local base */ -#define PCI_MSTR_MEM_BUS 0x80000000 /* PCI base */ -#define PCI_MSTR_MEM_SIZE 0x20000000 /* 512MB */ +#define M82xx_PCI_SLAVE_SEC_WND_SIZE ~(0x40000000 - 1U) /* 2 x 512Mb */ +#define M82xx_PCI_SLAVE_SEC_WND_BASE 0x80000000 /* PCI Memory base */ -/* window for the processor to access PCI memory without prefetching */ -#define PCI_MSTR_MEMIO_LOCAL 0xA0000000 /* Local base */ -#define PCI_MSTR_MEMIO_BUS 0xA0000000 /* PCI base */ -#define PCI_MSTR_MEMIO_SIZE 0x20000000 /* 512MB */ +#if defined(CONFIG_ADS8272) +#define PCI_INT_TO_SIU SIU_INT_IRQ2 +#elif defined(CONFIG_PQ2FADS) +#define PCI_INT_TO_SIU SIU_INT_IRQ6 +#else +#warning PCI Bridge will be without interrupts support +#endif -/* window for the processor to access PCI I/O */ -#define PCI_MSTR_IO_LOCAL 0xF4000000 /* Local base */ -#define PCI_MSTR_IO_BUS 0x00000000 /* PCI base */ -#define PCI_MSTR_IO_SIZE 0x04000000 /* 64MB */ - -#define _IO_BASE PCI_MSTR_IO_LOCAL -#define _ISA_MEM_BASE PCI_MSTR_MEMIO_LOCAL -#define PCI_DRAM_OFFSET PCI_SLV_MEM_BUS #endif /* CONFIG_PCI */ #endif /* __MACH_ADS8260_DEFS */ diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile index dd418ea3426c..96acf85800d4 100644 --- a/arch/ppc/syslib/Makefile +++ b/arch/ppc/syslib/Makefile @@ -81,7 +81,7 @@ obj-$(CONFIG_SBC82xx) += todc_time.o obj-$(CONFIG_SPRUCE) += cpc700_pic.o indirect_pci.o pci_auto.o \ todc_time.o obj-$(CONFIG_8260) += m8260_setup.o -obj-$(CONFIG_PCI_8260) += m8260_pci.o indirect_pci.o +obj-$(CONFIG_PCI_8260) += m82xx_pci.o indirect_pci.o pci_auto.o obj-$(CONFIG_8260_PCI9) += m8260_pci_erratum9.o obj-$(CONFIG_CPM2) += cpm2_common.o cpm2_pic.o ifeq ($(CONFIG_PPC_GEN550),y) @@ -97,7 +97,7 @@ obj-$(CONFIG_MPC10X_OPENPIC) += open_pic.o obj-$(CONFIG_40x) += dcr.o obj-$(CONFIG_BOOKE) += dcr.o obj-$(CONFIG_85xx) += open_pic.o ppc85xx_common.o ppc85xx_setup.o \ - ppc_sys.o mpc85xx_sys.o \ + ppc_sys.o i8259.o mpc85xx_sys.o \ mpc85xx_devices.o ifeq ($(CONFIG_85xx),y) obj-$(CONFIG_PCI) += indirect_pci.o pci_auto.o diff --git a/arch/ppc/syslib/m8260_pci.c b/arch/ppc/syslib/m8260_pci.c deleted file mode 100644 index 057cc3f8ff37..000000000000 --- a/arch/ppc/syslib/m8260_pci.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 Red Hat, Inc. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/slab.h> -#include <linux/delay.h> - -#include <asm/byteorder.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/uaccess.h> -#include <asm/machdep.h> -#include <asm/pci-bridge.h> -#include <asm/immap_cpm2.h> -#include <asm/mpc8260.h> - -#include "m8260_pci.h" - - -/* PCI bus configuration registers. - */ - -static void __init m8260_setup_pci(struct pci_controller *hose) -{ - volatile cpm2_map_t *immap = cpm2_immr; - unsigned long pocmr; - u16 tempShort; - -#ifndef CONFIG_ATC /* already done in U-Boot */ - /* - * Setting required to enable IRQ1-IRQ7 (SIUMCR [DPPC]), - * and local bus for PCI (SIUMCR [LBPC]). - */ - immap->im_siu_conf.siu_82xx.sc_siumcr = 0x00640000; -#endif - - /* Make PCI lowest priority */ - /* Each 4 bits is a device bus request and the MS 4bits - is highest priority */ - /* Bus 4bit value - --- ---------- - CPM high 0b0000 - CPM middle 0b0001 - CPM low 0b0010 - PCI reguest 0b0011 - Reserved 0b0100 - Reserved 0b0101 - Internal Core 0b0110 - External Master 1 0b0111 - External Master 2 0b1000 - External Master 3 0b1001 - The rest are reserved */ - immap->im_siu_conf.siu_82xx.sc_ppc_alrh = 0x61207893; - - /* Park bus on core while modifying PCI Bus accesses */ - immap->im_siu_conf.siu_82xx.sc_ppc_acr = 0x6; - - /* - * Set up master window that allows the CPU to access PCI space. This - * window is set up using the first SIU PCIBR registers. - */ - immap->im_memctl.memc_pcimsk0 = MPC826x_PCI_MASK; - immap->im_memctl.memc_pcibr0 = MPC826x_PCI_BASE | PCIBR_ENABLE; - - /* Disable machine check on no response or target abort */ - immap->im_pci.pci_emr = cpu_to_le32(0x1fe7); - /* Release PCI RST (by default the PCI RST signal is held low) */ - immap->im_pci.pci_gcr = cpu_to_le32(PCIGCR_PCI_BUS_EN); - - /* give it some time */ - mdelay(1); - - /* - * Set up master window that allows the CPU to access PCI Memory (prefetch) - * space. This window is set up using the first set of Outbound ATU registers. - */ - immap->im_pci.pci_potar0 = cpu_to_le32(MPC826x_PCI_LOWER_MEM >> 12); - immap->im_pci.pci_pobar0 = cpu_to_le32((MPC826x_PCI_LOWER_MEM - MPC826x_PCI_MEM_OFFSET) >> 12); - pocmr = ((MPC826x_PCI_UPPER_MEM - MPC826x_PCI_LOWER_MEM) >> 12) ^ 0xfffff; - immap->im_pci.pci_pocmr0 = cpu_to_le32(pocmr | POCMR_ENABLE | POCMR_PREFETCH_EN); - - /* - * Set up master window that allows the CPU to access PCI Memory (non-prefetch) - * space. This window is set up using the second set of Outbound ATU registers. - */ - immap->im_pci.pci_potar1 = cpu_to_le32(MPC826x_PCI_LOWER_MMIO >> 12); - immap->im_pci.pci_pobar1 = cpu_to_le32((MPC826x_PCI_LOWER_MMIO - MPC826x_PCI_MMIO_OFFSET) >> 12); - pocmr = ((MPC826x_PCI_UPPER_MMIO - MPC826x_PCI_LOWER_MMIO) >> 12) ^ 0xfffff; - immap->im_pci.pci_pocmr1 = cpu_to_le32(pocmr | POCMR_ENABLE); - - /* - * Set up master window that allows the CPU to access PCI IO space. This window - * is set up using the third set of Outbound ATU registers. - */ - immap->im_pci.pci_potar2 = cpu_to_le32(MPC826x_PCI_IO_BASE >> 12); - immap->im_pci.pci_pobar2 = cpu_to_le32(MPC826x_PCI_LOWER_IO >> 12); - pocmr = ((MPC826x_PCI_UPPER_IO - MPC826x_PCI_LOWER_IO) >> 12) ^ 0xfffff; - immap->im_pci.pci_pocmr2 = cpu_to_le32(pocmr | POCMR_ENABLE | POCMR_PCI_IO); - - /* - * Set up slave window that allows PCI masters to access MPC826x local memory. - * This window is set up using the first set of Inbound ATU registers - */ - - immap->im_pci.pci_pitar0 = cpu_to_le32(MPC826x_PCI_SLAVE_MEM_LOCAL >> 12); - immap->im_pci.pci_pibar0 = cpu_to_le32(MPC826x_PCI_SLAVE_MEM_BUS >> 12); - pocmr = ((MPC826x_PCI_SLAVE_MEM_SIZE-1) >> 12) ^ 0xfffff; - immap->im_pci.pci_picmr0 = cpu_to_le32(pocmr | PICMR_ENABLE | PICMR_PREFETCH_EN); - - /* See above for description - puts PCI request as highest priority */ - immap->im_siu_conf.siu_82xx.sc_ppc_alrh = 0x03124567; - - /* Park the bus on the PCI */ - immap->im_siu_conf.siu_82xx.sc_ppc_acr = PPC_ACR_BUS_PARK_PCI; - - /* Host mode - specify the bridge as a host-PCI bridge */ - early_write_config_word(hose, 0, 0, PCI_CLASS_DEVICE, PCI_CLASS_BRIDGE_HOST); - - /* Enable the host bridge to be a master on the PCI bus, and to act as a PCI memory target */ - early_read_config_word(hose, 0, 0, PCI_COMMAND, &tempShort); - early_write_config_word(hose, 0, 0, PCI_COMMAND, - tempShort | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); -} - -void __init m8260_find_bridges(void) -{ - extern int pci_assign_all_busses; - struct pci_controller * hose; - - pci_assign_all_busses = 1; - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - ppc_md.pci_swizzle = common_swizzle; - - hose->first_busno = 0; - hose->bus_offset = 0; - hose->last_busno = 0xff; - - setup_m8260_indirect_pci(hose, - (unsigned long)&cpm2_immr->im_pci.pci_cfg_addr, - (unsigned long)&cpm2_immr->im_pci.pci_cfg_data); - - m8260_setup_pci(hose); - hose->pci_mem_offset = MPC826x_PCI_MEM_OFFSET; - - hose->io_base_virt = ioremap(MPC826x_PCI_IO_BASE, - MPC826x_PCI_IO_SIZE); - isa_io_base = (unsigned long) hose->io_base_virt; - - /* setup resources */ - pci_init_resource(&hose->mem_resources[0], - MPC826x_PCI_LOWER_MEM, - MPC826x_PCI_UPPER_MEM, - IORESOURCE_MEM|IORESOURCE_PREFETCH, "PCI prefetchable memory"); - - pci_init_resource(&hose->mem_resources[1], - MPC826x_PCI_LOWER_MMIO, - MPC826x_PCI_UPPER_MMIO, - IORESOURCE_MEM, "PCI memory"); - - pci_init_resource(&hose->io_resource, - MPC826x_PCI_LOWER_IO, - MPC826x_PCI_UPPER_IO, - IORESOURCE_IO, "PCI I/O"); -} diff --git a/arch/ppc/syslib/m8260_pci.h b/arch/ppc/syslib/m8260_pci.h deleted file mode 100644 index d1352120acd7..000000000000 --- a/arch/ppc/syslib/m8260_pci.h +++ /dev/null @@ -1,76 +0,0 @@ - -#ifndef _PPC_KERNEL_M8260_PCI_H -#define _PPC_KERNEL_M8260_PCI_H - -#include <asm/m8260_pci.h> - -/* - * Local->PCI map (from CPU) controlled by - * MPC826x master window - * - * 0x80000000 - 0xBFFFFFFF Total CPU2PCI space PCIBR0 - * - * 0x80000000 - 0x9FFFFFFF PCI Mem with prefetch (Outbound ATU #1) - * 0xA0000000 - 0xAFFFFFFF PCI Mem w/o prefetch (Outbound ATU #2) - * 0xB0000000 - 0xB0FFFFFF 32-bit PCI IO (Outbound ATU #3) - * - * PCI->Local map (from PCI) - * MPC826x slave window controlled by - * - * 0x00000000 - 0x07FFFFFF MPC826x local memory (Inbound ATU #1) - */ - -/* - * Slave window that allows PCI masters to access MPC826x local memory. - * This window is set up using the first set of Inbound ATU registers - */ - -#ifndef MPC826x_PCI_SLAVE_MEM_LOCAL -#define MPC826x_PCI_SLAVE_MEM_LOCAL (((struct bd_info *)__res)->bi_memstart) -#define MPC826x_PCI_SLAVE_MEM_BUS (((struct bd_info *)__res)->bi_memstart) -#define MPC826x_PCI_SLAVE_MEM_SIZE (((struct bd_info *)__res)->bi_memsize) -#endif - -/* - * This is the window that allows the CPU to access PCI address space. - * It will be setup with the SIU PCIBR0 register. All three PCI master - * windows, which allow the CPU to access PCI prefetch, non prefetch, - * and IO space (see below), must all fit within this window. - */ -#ifndef MPC826x_PCI_BASE -#define MPC826x_PCI_BASE 0x80000000 -#define MPC826x_PCI_MASK 0xc0000000 -#endif - -#ifndef MPC826x_PCI_LOWER_MEM -#define MPC826x_PCI_LOWER_MEM 0x80000000 -#define MPC826x_PCI_UPPER_MEM 0x9fffffff -#define MPC826x_PCI_MEM_OFFSET 0x00000000 -#endif - -#ifndef MPC826x_PCI_LOWER_MMIO -#define MPC826x_PCI_LOWER_MMIO 0xa0000000 -#define MPC826x_PCI_UPPER_MMIO 0xafffffff -#define MPC826x_PCI_MMIO_OFFSET 0x00000000 -#endif - -#ifndef MPC826x_PCI_LOWER_IO -#define MPC826x_PCI_LOWER_IO 0x00000000 -#define MPC826x_PCI_UPPER_IO 0x00ffffff -#define MPC826x_PCI_IO_BASE 0xb0000000 -#define MPC826x_PCI_IO_SIZE 0x01000000 -#endif - -#ifndef _IO_BASE -#define _IO_BASE isa_io_base -#endif - -#ifdef CONFIG_8260_PCI9 -struct pci_controller; -extern void setup_m8260_indirect_pci(struct pci_controller* hose, - u32 cfg_addr, u32 cfg_data); -#else -#define setup_m8260_indirect_pci setup_indirect_pci -#endif - -#endif /* _PPC_KERNEL_M8260_PCI_H */ diff --git a/arch/ppc/syslib/m8260_pci_erratum9.c b/arch/ppc/syslib/m8260_pci_erratum9.c index 9c0582d639e0..1dc7e4e1d491 100644 --- a/arch/ppc/syslib/m8260_pci_erratum9.c +++ b/arch/ppc/syslib/m8260_pci_erratum9.c @@ -31,7 +31,7 @@ #include <asm/immap_cpm2.h> #include <asm/cpm2.h> -#include "m8260_pci.h" +#include "m82xx_pci.h" #ifdef CONFIG_8260_PCI9 /*#include <asm/mpc8260_pci9.h>*/ /* included in asm/io.h */ @@ -248,11 +248,11 @@ EXPORT_SYMBOL(idma_pci9_read_le); static inline int is_pci_mem(unsigned long addr) { - if (addr >= MPC826x_PCI_LOWER_MMIO && - addr <= MPC826x_PCI_UPPER_MMIO) + if (addr >= M82xx_PCI_LOWER_MMIO && + addr <= M82xx_PCI_UPPER_MMIO) return 1; - if (addr >= MPC826x_PCI_LOWER_MEM && - addr <= MPC826x_PCI_UPPER_MEM) + if (addr >= M82xx_PCI_LOWER_MEM && + addr <= M82xx_PCI_UPPER_MEM) return 1; return 0; } diff --git a/arch/ppc/syslib/m8260_setup.c b/arch/ppc/syslib/m8260_setup.c index 23ea3f694de2..fda75d79050c 100644 --- a/arch/ppc/syslib/m8260_setup.c +++ b/arch/ppc/syslib/m8260_setup.c @@ -34,7 +34,8 @@ unsigned char __res[sizeof(bd_t)]; extern void cpm2_reset(void); -extern void m8260_find_bridges(void); +extern void pq2_find_bridges(void); +extern void pq2pci_init_irq(void); extern void idma_pci9_init(void); /* Place-holder for board-specific init */ @@ -56,7 +57,7 @@ m8260_setup_arch(void) idma_pci9_init(); #endif #ifdef CONFIG_PCI_8260 - m8260_find_bridges(); + pq2_find_bridges(); #endif #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start) @@ -173,6 +174,12 @@ m8260_init_IRQ(void) * in case the boot rom changed something on us. */ cpm2_immr->im_intctl.ic_siprr = 0x05309770; + +#if defined(CONFIG_PCI) && (defined(CONFIG_ADS8272) || defined(CONFIG_PQ2FADS)) + /* Initialize stuff for the 82xx CPLD IC and install demux */ + pq2pci_init_irq(); +#endif + } /* diff --git a/arch/ppc/syslib/m82xx_pci.c b/arch/ppc/syslib/m82xx_pci.c new file mode 100644 index 000000000000..5e7a7edcea74 --- /dev/null +++ b/arch/ppc/syslib/m82xx_pci.c @@ -0,0 +1,383 @@ +/* + * + * (C) Copyright 2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004 Red Hat, Inc. + * + * 2005 (c) MontaVista Software, Inc. + * Vitaly Bordug <vbordug@ru.mvista.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/interrupt.h> + +#include <asm/byteorder.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> +#include <asm/machdep.h> +#include <asm/pci-bridge.h> +#include <asm/immap_cpm2.h> +#include <asm/mpc8260.h> +#include <asm/cpm2.h> + +#include "m82xx_pci.h" + +/* + * Interrupt routing + */ + +static inline int +pq2pci_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) +{ + static char pci_irq_table[][4] = + /* + * PCI IDSEL/INTPIN->INTLINE + * A B C D + */ + { + { PIRQA, PIRQB, PIRQC, PIRQD }, /* IDSEL 22 - PCI slot 0 */ + { PIRQD, PIRQA, PIRQB, PIRQC }, /* IDSEL 23 - PCI slot 1 */ + { PIRQC, PIRQD, PIRQA, PIRQB }, /* IDSEL 24 - PCI slot 2 */ + }; + + const long min_idsel = 22, max_idsel = 24, irqs_per_slot = 4; + return PCI_IRQ_TABLE_LOOKUP; +} + +static void +pq2pci_mask_irq(unsigned int irq) +{ + int bit = irq - NR_CPM_INTS; + + *(volatile unsigned long *) PCI_INT_MASK_REG |= (1 << (31 - bit)); + return; +} + +static void +pq2pci_unmask_irq(unsigned int irq) +{ + int bit = irq - NR_CPM_INTS; + + *(volatile unsigned long *) PCI_INT_MASK_REG &= ~(1 << (31 - bit)); + return; +} + +static void +pq2pci_mask_and_ack(unsigned int irq) +{ + int bit = irq - NR_CPM_INTS; + + *(volatile unsigned long *) PCI_INT_MASK_REG |= (1 << (31 - bit)); + return; +} + +static void +pq2pci_end_irq(unsigned int irq) +{ + int bit = irq - NR_CPM_INTS; + + *(volatile unsigned long *) PCI_INT_MASK_REG &= ~(1 << (31 - bit)); + return; +} + +struct hw_interrupt_type pq2pci_ic = { + "PQ2 PCI", + NULL, + NULL, + pq2pci_unmask_irq, + pq2pci_mask_irq, + pq2pci_mask_and_ack, + pq2pci_end_irq, + 0 +}; + +static irqreturn_t +pq2pci_irq_demux(int irq, void *dev_id, struct pt_regs *regs) +{ + unsigned long stat, mask, pend; + int bit; + + for(;;) { + stat = *(volatile unsigned long *) PCI_INT_STAT_REG; + mask = *(volatile unsigned long *) PCI_INT_MASK_REG; + pend = stat & ~mask & 0xf0000000; + if (!pend) + break; + for (bit = 0; pend != 0; ++bit, pend <<= 1) { + if (pend & 0x80000000) + __do_IRQ(NR_CPM_INTS + bit, regs); + } + } + + return IRQ_HANDLED; +} + +static struct irqaction pq2pci_irqaction = { + .handler = pq2pci_irq_demux, + .flags = SA_INTERRUPT, + .mask = CPU_MASK_NONE, + .name = "PQ2 PCI cascade", +}; + + +void +pq2pci_init_irq(void) +{ + int irq; + volatile cpm2_map_t *immap = cpm2_immr; +#if defined CONFIG_ADS8272 + /* configure chip select for PCI interrupt controller */ + immap->im_memctl.memc_br3 = PCI_INT_STAT_REG | 0x00001801; + immap->im_memctl.memc_or3 = 0xffff8010; +#elif defined CONFIG_PQ2FADS + immap->im_memctl.memc_br8 = PCI_INT_STAT_REG | 0x00001801; + immap->im_memctl.memc_or8 = 0xffff8010; +#endif + for (irq = NR_CPM_INTS; irq < NR_CPM_INTS + 4; irq++) + irq_desc[irq].handler = &pq2pci_ic; + + /* make PCI IRQ level sensitive */ + immap->im_intctl.ic_siexr &= + ~(1 << (14 - (PCI_INT_TO_SIU - SIU_INT_IRQ1))); + + /* mask all PCI interrupts */ + *(volatile unsigned long *) PCI_INT_MASK_REG |= 0xfff00000; + + /* install the demultiplexer for the PCI cascade interrupt */ + setup_irq(PCI_INT_TO_SIU, &pq2pci_irqaction); + return; +} + +static int +pq2pci_exclude_device(u_char bus, u_char devfn) +{ + return PCIBIOS_SUCCESSFUL; +} + +/* PCI bus configuration registers. + */ +static void +pq2ads_setup_pci(struct pci_controller *hose) +{ + __u32 val; + volatile cpm2_map_t *immap = cpm2_immr; + bd_t* binfo = (bd_t*) __res; + u32 sccr = immap->im_clkrst.car_sccr; + uint pci_div,freq,time; + /* PCI int lowest prio */ + /* Each 4 bits is a device bus request and the MS 4bits + is highest priority */ + /* Bus 4bit value + --- ---------- + CPM high 0b0000 + CPM middle 0b0001 + CPM low 0b0010 + PCI reguest 0b0011 + Reserved 0b0100 + Reserved 0b0101 + Internal Core 0b0110 + External Master 1 0b0111 + External Master 2 0b1000 + External Master 3 0b1001 + The rest are reserved + */ + immap->im_siu_conf.siu_82xx.sc_ppc_alrh = 0x61207893; + /* park bus on core */ + immap->im_siu_conf.siu_82xx.sc_ppc_acr = PPC_ACR_BUS_PARK_CORE; + /* + * Set up master windows that allow the CPU to access PCI space. These + * windows are set up using the two SIU PCIBR registers. + */ + + immap->im_memctl.memc_pcimsk0 = M82xx_PCI_PRIM_WND_SIZE; + immap->im_memctl.memc_pcibr0 = M82xx_PCI_PRIM_WND_BASE | PCIBR_ENABLE; + +#ifdef M82xx_PCI_SEC_WND_SIZE + immap->im_memctl.memc_pcimsk1 = M82xx_PCI_SEC_WND_SIZE; + immap->im_memctl.memc_pcibr1 = M82xx_PCI_SEC_WND_BASE | PCIBR_ENABLE; +#endif + +#if defined CONFIG_ADS8272 + immap->im_siu_conf.siu_82xx.sc_siumcr = + (immap->im_siu_conf.siu_82xx.sc_siumcr & + ~(SIUMCR_BBD | SIUMCR_ESE | SIUMCR_PBSE | + SIUMCR_CDIS | SIUMCR_DPPC11 | SIUMCR_L2CPC11 | + SIUMCR_LBPC11 | SIUMCR_APPC11 | + SIUMCR_CS10PC11 | SIUMCR_BCTLC11 | SIUMCR_MMR11)) | + SIUMCR_DPPC11 | SIUMCR_L2CPC01 | SIUMCR_LBPC00 | + SIUMCR_APPC10 | SIUMCR_CS10PC00 | + SIUMCR_BCTLC00 | SIUMCR_MMR11 ; + +#elif defined CONFIG_PQ2FADS + /* + * Setting required to enable IRQ1-IRQ7 (SIUMCR [DPPC]), + * and local bus for PCI (SIUMCR [LBPC]). + */ + immap->im_siu_conf.siu_82xx.sc_siumcr = (immap->im_siu_conf.sc_siumcr & + ~(SIUMCR_L2PC11 | SIUMCR_LBPC11 | SIUMCR_CS10PC11 | SIUMCR_APPC11) | + SIUMCR_BBD | SIUMCR_LBPC01 | SIUMCR_DPPC11 | SIUMCR_APPC10; +#endif + /* Enable PCI */ + immap->im_pci.pci_gcr = cpu_to_le32(PCIGCR_PCI_BUS_EN); + + pci_div = ( (sccr & SCCR_PCI_MODCK) ? 2 : 1) * + ( ( (sccr & SCCR_PCIDF_MSK) >> SCCR_PCIDF_SHIFT) + 1); + freq = (uint)((2*binfo->bi_cpmfreq)/(pci_div)); + time = (int)666666/freq; + /* due to PCI Local Bus spec, some devices needs to wait such a long + time after RST deassertion. More specifically, 0.508s for 66MHz & twice more for 33 */ + printk("%s: The PCI bus is %d Mhz.\nWaiting %s after deasserting RST...\n",__FILE__,freq, + (time==1) ? "0.5 seconds":"1 second" ); + + { + int i; + for(i=0;i<(500*time);i++) + udelay(1000); + } + + /* setup ATU registers */ + immap->im_pci.pci_pocmr0 = cpu_to_le32(POCMR_ENABLE | POCMR_PCI_IO | + ((~(M82xx_PCI_IO_SIZE - 1U)) >> POTA_ADDR_SHIFT)); + immap->im_pci.pci_potar0 = cpu_to_le32(M82xx_PCI_LOWER_IO >> POTA_ADDR_SHIFT); + immap->im_pci.pci_pobar0 = cpu_to_le32(M82xx_PCI_IO_BASE >> POTA_ADDR_SHIFT); + + /* Set-up non-prefetchable window */ + immap->im_pci.pci_pocmr1 = cpu_to_le32(POCMR_ENABLE | ((~(M82xx_PCI_MMIO_SIZE-1U)) >> POTA_ADDR_SHIFT)); + immap->im_pci.pci_potar1 = cpu_to_le32(M82xx_PCI_LOWER_MMIO >> POTA_ADDR_SHIFT); + immap->im_pci.pci_pobar1 = cpu_to_le32((M82xx_PCI_LOWER_MMIO - M82xx_PCI_MMIO_OFFSET) >> POTA_ADDR_SHIFT); + + /* Set-up prefetchable window */ + immap->im_pci.pci_pocmr2 = cpu_to_le32(POCMR_ENABLE |POCMR_PREFETCH_EN | + (~(M82xx_PCI_MEM_SIZE-1U) >> POTA_ADDR_SHIFT)); + immap->im_pci.pci_potar2 = cpu_to_le32(M82xx_PCI_LOWER_MEM >> POTA_ADDR_SHIFT); + immap->im_pci.pci_pobar2 = cpu_to_le32((M82xx_PCI_LOWER_MEM - M82xx_PCI_MEM_OFFSET) >> POTA_ADDR_SHIFT); + + /* Inbound transactions from PCI memory space */ + immap->im_pci.pci_picmr0 = cpu_to_le32(PICMR_ENABLE | PICMR_PREFETCH_EN | + ((~(M82xx_PCI_SLAVE_MEM_SIZE-1U)) >> PITA_ADDR_SHIFT)); + immap->im_pci.pci_pibar0 = cpu_to_le32(M82xx_PCI_SLAVE_MEM_BUS >> PITA_ADDR_SHIFT); + immap->im_pci.pci_pitar0 = cpu_to_le32(M82xx_PCI_SLAVE_MEM_LOCAL>> PITA_ADDR_SHIFT); + +#if defined CONFIG_ADS8272 + /* PCI int highest prio */ + immap->im_siu_conf.siu_82xx.sc_ppc_alrh = 0x01236745; +#elif defined CONFIG_PQ2FADS + immap->im_siu_conf.siu_82xx.sc_ppc_alrh = 0x03124567; +#endif + /* park bus on PCI */ + immap->im_siu_conf.siu_82xx.sc_ppc_acr = PPC_ACR_BUS_PARK_PCI; + + /* Enable bus mastering and inbound memory transactions */ + early_read_config_dword(hose, hose->first_busno, 0, PCI_COMMAND, &val); + val &= 0xffff0000; + val |= PCI_COMMAND_MEMORY|PCI_COMMAND_MASTER; + early_write_config_dword(hose, hose->first_busno, 0, PCI_COMMAND, val); + +} + +void __init pq2_find_bridges(void) +{ + extern int pci_assign_all_busses; + struct pci_controller * hose; + int host_bridge; + + pci_assign_all_busses = 1; + + hose = pcibios_alloc_controller(); + + if (!hose) + return; + + ppc_md.pci_swizzle = common_swizzle; + + hose->first_busno = 0; + hose->bus_offset = 0; + hose->last_busno = 0xff; + +#ifdef CONFIG_ADS8272 + hose->set_cfg_type = 1; +#endif + + setup_m8260_indirect_pci(hose, + (unsigned long)&cpm2_immr->im_pci.pci_cfg_addr, + (unsigned long)&cpm2_immr->im_pci.pci_cfg_data); + + /* Make sure it is a supported bridge */ + early_read_config_dword(hose, + 0, + PCI_DEVFN(0,0), + PCI_VENDOR_ID, + &host_bridge); + switch (host_bridge) { + case PCI_DEVICE_ID_MPC8265: + break; + case PCI_DEVICE_ID_MPC8272: + break; + default: + printk("Attempting to use unrecognized host bridge ID" + " 0x%08x.\n", host_bridge); + break; + } + + pq2ads_setup_pci(hose); + + hose->io_space.start = M82xx_PCI_LOWER_IO; + hose->io_space.end = M82xx_PCI_UPPER_IO; + hose->mem_space.start = M82xx_PCI_LOWER_MEM; + hose->mem_space.end = M82xx_PCI_UPPER_MMIO; + hose->pci_mem_offset = M82xx_PCI_MEM_OFFSET; + + isa_io_base = + (unsigned long) ioremap(M82xx_PCI_IO_BASE, + M82xx_PCI_IO_SIZE); + hose->io_base_virt = (void *) isa_io_base; + + /* setup resources */ + pci_init_resource(&hose->mem_resources[0], + M82xx_PCI_LOWER_MEM, + M82xx_PCI_UPPER_MEM, + IORESOURCE_MEM|IORESOURCE_PREFETCH, "PCI prefetchable memory"); + + pci_init_resource(&hose->mem_resources[1], + M82xx_PCI_LOWER_MMIO, + M82xx_PCI_UPPER_MMIO, + IORESOURCE_MEM, "PCI memory"); + + pci_init_resource(&hose->io_resource, + M82xx_PCI_LOWER_IO, + M82xx_PCI_UPPER_IO, + IORESOURCE_IO | 1, "PCI I/O"); + + ppc_md.pci_exclude_device = pq2pci_exclude_device; + hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); + + ppc_md.pci_map_irq = pq2pci_map_irq; + ppc_md.pcibios_fixup = NULL; + ppc_md.pcibios_fixup_bus = NULL; + +} diff --git a/arch/ppc/syslib/m82xx_pci.h b/arch/ppc/syslib/m82xx_pci.h new file mode 100644 index 000000000000..924f73f8e595 --- /dev/null +++ b/arch/ppc/syslib/m82xx_pci.h @@ -0,0 +1,92 @@ + +#ifndef _PPC_KERNEL_M82XX_PCI_H +#define _PPC_KERNEL_M82XX_PCI_H + +#include <asm/m8260_pci.h> +/* + * Local->PCI map (from CPU) controlled by + * MPC826x master window + * + * 0xF6000000 - 0xF7FFFFFF IO space + * 0x80000000 - 0xBFFFFFFF CPU2PCI memory space PCIBR0 + * + * 0x80000000 - 0x9FFFFFFF PCI Mem with prefetch (Outbound ATU #1) + * 0xA0000000 - 0xBFFFFFFF PCI Mem w/o prefetch (Outbound ATU #2) + * 0xF6000000 - 0xF7FFFFFF 32-bit PCI IO (Outbound ATU #3) + * + * PCI->Local map (from PCI) + * MPC826x slave window controlled by + * + * 0x00000000 - 0x07FFFFFF MPC826x local memory (Inbound ATU #1) + */ + +/* + * Slave window that allows PCI masters to access MPC826x local memory. + * This window is set up using the first set of Inbound ATU registers + */ + +#ifndef M82xx_PCI_SLAVE_MEM_LOCAL +#define M82xx_PCI_SLAVE_MEM_LOCAL (((struct bd_info *)__res)->bi_memstart) +#define M82xx_PCI_SLAVE_MEM_BUS (((struct bd_info *)__res)->bi_memstart) +#define M82xx_PCI_SLAVE_MEM_SIZE (((struct bd_info *)__res)->bi_memsize) +#endif + +/* + * This is the window that allows the CPU to access PCI address space. + * It will be setup with the SIU PCIBR0 register. All three PCI master + * windows, which allow the CPU to access PCI prefetch, non prefetch, + * and IO space (see below), must all fit within this window. + */ + +#ifndef M82xx_PCI_LOWER_MEM +#define M82xx_PCI_LOWER_MEM 0x80000000 +#define M82xx_PCI_UPPER_MEM 0x9fffffff +#define M82xx_PCI_MEM_OFFSET 0x00000000 +#define M82xx_PCI_MEM_SIZE 0x20000000 +#endif + +#ifndef M82xx_PCI_LOWER_MMIO +#define M82xx_PCI_LOWER_MMIO 0xa0000000 +#define M82xx_PCI_UPPER_MMIO 0xafffffff +#define M82xx_PCI_MMIO_OFFSET 0x00000000 +#define M82xx_PCI_MMIO_SIZE 0x20000000 +#endif + +#ifndef M82xx_PCI_LOWER_IO +#define M82xx_PCI_LOWER_IO 0x00000000 +#define M82xx_PCI_UPPER_IO 0x01ffffff +#define M82xx_PCI_IO_BASE 0xf6000000 +#define M82xx_PCI_IO_SIZE 0x02000000 +#endif + +#ifndef M82xx_PCI_PRIM_WND_SIZE +#define M82xx_PCI_PRIM_WND_SIZE ~(M82xx_PCI_IO_SIZE - 1U) +#define M82xx_PCI_PRIM_WND_BASE (M82xx_PCI_IO_BASE) +#endif + +#ifndef M82xx_PCI_SEC_WND_SIZE +#define M82xx_PCI_SEC_WND_SIZE ~(M82xx_PCI_MEM_SIZE + M82xx_PCI_MMIO_SIZE - 1U) +#define M82xx_PCI_SEC_WND_BASE (M82xx_PCI_LOWER_MEM) +#endif + +#ifndef POTA_ADDR_SHIFT +#define POTA_ADDR_SHIFT 12 +#endif + +#ifndef PITA_ADDR_SHIFT +#define PITA_ADDR_SHIFT 12 +#endif + +#ifndef _IO_BASE +#define _IO_BASE isa_io_base +#endif + +#ifdef CONFIG_8260_PCI9 +struct pci_controller; +extern void setup_m8260_indirect_pci(struct pci_controller* hose, + u32 cfg_addr, u32 cfg_data); +#else +#define setup_m8260_indirect_pci setup_indirect_pci +#endif + +#endif /* _PPC_KERNEL_M8260_PCI_H */ diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c index 9d4ed68b5804..000ba47c67cb 100644 --- a/arch/ppc/syslib/open_pic.c +++ b/arch/ppc/syslib/open_pic.c @@ -275,7 +275,7 @@ static void __init openpic_enable_sie(void) } #endif -#if defined(CONFIG_EPIC_SERIAL_MODE) || defined(CONFIG_PM) +#if defined(CONFIG_EPIC_SERIAL_MODE) static void openpic_reset(void) { openpic_setfield(&OpenPIC->Global.Global_Configuration0, @@ -993,8 +993,6 @@ int openpic_resume(struct sys_device *sysdev) return 0; } - openpic_reset(); - /* OpenPIC sometimes seem to need some time to be fully back up... */ do { openpic_set_spurious(OPENPIC_VEC_SPURIOUS); diff --git a/arch/ppc/syslib/ppc83xx_setup.c b/arch/ppc/syslib/ppc83xx_setup.c index c28f9d679484..843cf8873e60 100644 --- a/arch/ppc/syslib/ppc83xx_setup.c +++ b/arch/ppc/syslib/ppc83xx_setup.c @@ -29,6 +29,7 @@ #include <asm/mmu.h> #include <asm/ppc_sys.h> #include <asm/kgdb.h> +#include <asm/delay.h> #include <syslib/ppc83xx_setup.h> @@ -117,7 +118,34 @@ mpc83xx_early_serial_map(void) void mpc83xx_restart(char *cmd) { + volatile unsigned char __iomem *reg; + unsigned char tmp; + + reg = ioremap(BCSR_PHYS_ADDR, BCSR_SIZE); + local_irq_disable(); + + /* + * Unlock the BCSR bits so a PRST will update the contents. + * Otherwise the reset asserts but doesn't clear. + */ + tmp = in_8(reg + BCSR_MISC_REG3_OFF); + tmp |= BCSR_MISC_REG3_CNFLOCK; /* low true, high false */ + out_8(reg + BCSR_MISC_REG3_OFF, tmp); + + /* + * Trigger a reset via a low->high transition of the + * PORESET bit. + */ + tmp = in_8(reg + BCSR_MISC_REG2_OFF); + tmp &= ~BCSR_MISC_REG2_PORESET; + out_8(reg + BCSR_MISC_REG2_OFF, tmp); + + udelay(1); + + tmp |= BCSR_MISC_REG2_PORESET; + out_8(reg + BCSR_MISC_REG2_OFF, tmp); + for(;;); } diff --git a/arch/ppc/syslib/ppc85xx_setup.c b/arch/ppc/syslib/ppc85xx_setup.c index 152c3ef1312a..f3277f469e78 100644 --- a/arch/ppc/syslib/ppc85xx_setup.c +++ b/arch/ppc/syslib/ppc85xx_setup.c @@ -132,6 +132,12 @@ mpc85xx_halt(void) } #ifdef CONFIG_PCI + +#if defined(CONFIG_MPC8555_CDS) +extern void mpc85xx_cds_enable_via(struct pci_controller *hose); +extern void mpc85xx_cds_fixup_via(struct pci_controller *hose); +#endif + static void __init mpc85xx_setup_pci1(struct pci_controller *hose) { @@ -302,8 +308,18 @@ mpc85xx_setup_hose(void) ppc_md.pci_exclude_device = mpc85xx_exclude_device; +#if defined(CONFIG_MPC8555_CDS) + /* Pre pciauto_bus_scan VIA init */ + mpc85xx_cds_enable_via(hose_a); +#endif + hose_a->last_busno = pciauto_bus_scan(hose_a, hose_a->first_busno); +#if defined(CONFIG_MPC8555_CDS) + /* Post pciauto_bus_scan VIA fixup */ + mpc85xx_cds_fixup_via(hose_a); +#endif + #ifdef CONFIG_85xx_PCI2 hose_b = pcibios_alloc_controller(); diff --git a/arch/um/Kconfig.debug b/arch/um/Kconfig.debug index b89989de364d..bd41e4286d0d 100644 --- a/arch/um/Kconfig.debug +++ b/arch/um/Kconfig.debug @@ -2,10 +2,6 @@ menu "Kernel hacking" source "lib/Kconfig.debug" -config FRAME_POINTER - bool - default y if DEBUG_INFO - config PT_PROXY bool "Enable ptrace proxy" depends on XTERM_CHAN && DEBUG_INFO && MODE_TT diff --git a/arch/um/drivers/random.c b/arch/um/drivers/random.c index d43e9fab05a7..f9e22198e011 100644 --- a/arch/um/drivers/random.c +++ b/arch/um/drivers/random.c @@ -1,5 +1,10 @@ -/* Much of this ripped from hw_random.c */ - +/* Copyright (C) 2005 Jeff Dike <jdike@addtoit.com> */ +/* Much of this ripped from drivers/char/hw_random.c, see there for other + * copyright. + * + * This software may be used and distributed according to the terms + * of the GNU General Public License, incorporated herein by reference. + */ #include <linux/module.h> #include <linux/fs.h> #include <linux/miscdevice.h> @@ -12,8 +17,6 @@ */ #define RNG_VERSION "1.0.0" #define RNG_MODULE_NAME "random" -#define RNG_DRIVER_NAME RNG_MODULE_NAME " virtual driver " RNG_VERSION -#define PFX RNG_MODULE_NAME ": " #define RNG_MISCDEV_MINOR 183 /* official */ @@ -98,7 +101,7 @@ static int __init rng_init (void) err = misc_register (&rng_miscdev); if (err) { - printk (KERN_ERR PFX "misc device register failed\n"); + printk (KERN_ERR RNG_MODULE_NAME ": misc device register failed\n"); goto err_out_cleanup_hw; } @@ -120,3 +123,6 @@ static void __exit rng_cleanup (void) module_init (rng_init); module_exit (rng_cleanup); + +MODULE_DESCRIPTION("UML Host Random Number Generator (RNG) driver"); +MODULE_LICENSE("GPL"); diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c index a2bac429f3d4..b32a77010fbe 100644 --- a/arch/um/drivers/ssl.c +++ b/arch/um/drivers/ssl.c @@ -22,7 +22,6 @@ #include "init.h" #include "irq_user.h" #include "mconsole_kern.h" -#include "2_5compat.h" static int ssl_version = 1; diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c index 361d0be342b3..afbe1e71ed83 100644 --- a/arch/um/drivers/stdio_console.c +++ b/arch/um/drivers/stdio_console.c @@ -28,7 +28,6 @@ #include "irq_user.h" #include "mconsole_kern.h" #include "init.h" -#include "2_5compat.h" #define MAX_TTYS (16) diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 88f956c34fed..2a7f6892c55c 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -49,7 +49,6 @@ #include "irq_user.h" #include "irq_kern.h" #include "ubd_user.h" -#include "2_5compat.h" #include "os.h" #include "mem.h" #include "mem_kern.h" @@ -440,9 +439,9 @@ static int udb_setup(char *str) __setup("udb", udb_setup); __uml_help(udb_setup, "udb\n" -" This option is here solely to catch ubd -> udb typos, which can be\n\n" -" to impossible to catch visually unless you specifically look for\n\n" -" them. The only result of any option starting with 'udb' is an error\n\n" +" This option is here solely to catch ubd -> udb typos, which can be\n" +" to impossible to catch visually unless you specifically look for\n" +" them. The only result of any option starting with 'udb' is an error\n" " in the boot output.\n\n" ); diff --git a/arch/um/include/2_5compat.h b/arch/um/include/2_5compat.h deleted file mode 100644 index abdb015a4d71..000000000000 --- a/arch/um/include/2_5compat.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Copyright (C) 2001 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __2_5_COMPAT_H__ -#define __2_5_COMPAT_H__ - -#define INIT_HARDSECT(arr, maj, sizes) - -#define SET_PRI(task) do ; while(0) - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/sysrq.h b/arch/um/include/sysrq.h index 2ce9423460b3..c8d332b56b98 100644 --- a/arch/um/include/sysrq.h +++ b/arch/um/include/sysrq.h @@ -1,6 +1,7 @@ #ifndef __UM_SYSRQ_H #define __UM_SYSRQ_H -extern void show_trace(unsigned long *stack); +struct task_struct; +extern void show_trace(struct task_struct* task, unsigned long *stack); #endif diff --git a/arch/um/kernel/exec_kern.c b/arch/um/kernel/exec_kern.c index 49ddabe69be7..efd222ffe20e 100644 --- a/arch/um/kernel/exec_kern.c +++ b/arch/um/kernel/exec_kern.c @@ -16,7 +16,6 @@ #include "kern.h" #include "irq_user.h" #include "tlb.h" -#include "2_5compat.h" #include "os.h" #include "time_user.h" #include "choose-mode.h" diff --git a/arch/um/kernel/initrd_kern.c b/arch/um/kernel/initrd_kern.c deleted file mode 100644 index fc568af468b9..000000000000 --- a/arch/um/kernel/initrd_kern.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#include "linux/init.h" -#include "linux/bootmem.h" -#include "linux/initrd.h" -#include "asm/types.h" -#include "user_util.h" -#include "kern_util.h" -#include "initrd.h" -#include "init.h" -#include "os.h" - -/* Changed by uml_initrd_setup, which is a setup */ -static char *initrd __initdata = NULL; - -static int __init read_initrd(void) -{ - void *area; - long long size; - int err; - - if(initrd == NULL) return 0; - err = os_file_size(initrd, &size); - if(err) return 0; - area = alloc_bootmem(size); - if(area == NULL) return 0; - if(load_initrd(initrd, area, size) == -1) return 0; - initrd_start = (unsigned long) area; - initrd_end = initrd_start + size; - return 0; -} - -__uml_postsetup(read_initrd); - -static int __init uml_initrd_setup(char *line, int *add) -{ - initrd = line; - return 0; -} - -__uml_setup("initrd=", uml_initrd_setup, -"initrd=<initrd image>\n" -" This is used to boot UML from an initrd image. The argument is the\n" -" name of the file containing the image.\n\n" -); - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/kernel/initrd_user.c b/arch/um/kernel/initrd_user.c deleted file mode 100644 index cb90681e151c..000000000000 --- a/arch/um/kernel/initrd_user.c +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#include <unistd.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <errno.h> - -#include "user_util.h" -#include "kern_util.h" -#include "user.h" -#include "initrd.h" -#include "os.h" - -int load_initrd(char *filename, void *buf, int size) -{ - int fd, n; - - fd = os_open_file(filename, of_read(OPENFLAGS()), 0); - if(fd < 0){ - printk("Opening '%s' failed - err = %d\n", filename, -fd); - return(-1); - } - n = os_read_file(fd, buf, size); - if(n != size){ - printk("Read of %d bytes from '%s' failed, err = %d\n", size, - filename, -n); - return(-1); - } - - os_close_file(fd); - return(0); -} - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/kernel/main.c b/arch/um/kernel/main.c index a17c49703f9b..e42e6364ca13 100644 --- a/arch/um/kernel/main.c +++ b/arch/um/kernel/main.c @@ -71,7 +71,7 @@ static __init void do_uml_initcalls(void) static void last_ditch_exit(int sig) { - CHOOSE_MODE(kmalloc_ok = 0, (void) 0); + kmalloc_ok = 0; signal(SIGINT, SIG_DFL); signal(SIGTERM, SIG_DFL); signal(SIGHUP, SIG_DFL); @@ -87,7 +87,7 @@ int main(int argc, char **argv, char **envp) { char **new_argv; sigset_t mask; - int ret, i; + int ret, i, err; /* Enable all signals except SIGIO - in some environments, we can * enter with some signals blocked @@ -160,27 +160,29 @@ int main(int argc, char **argv, char **envp) */ change_sig(SIGPROF, 0); - /* Reboot */ - if(ret){ - int err; - - printf("\n"); + /* This signal stuff used to be in the reboot case. However, + * sometimes a SIGVTALRM can come in when we're halting (reproducably + * when writing out gcov information, presumably because that takes + * some time) and cause a segfault. + */ - /* stop timers and set SIG*ALRM to be ignored */ - disable_timer(); + /* stop timers and set SIG*ALRM to be ignored */ + disable_timer(); - /* disable SIGIO for the fds and set SIGIO to be ignored */ - err = deactivate_all_fds(); - if(err) - printf("deactivate_all_fds failed, errno = %d\n", - -err); + /* disable SIGIO for the fds and set SIGIO to be ignored */ + err = deactivate_all_fds(); + if(err) + printf("deactivate_all_fds failed, errno = %d\n", -err); - /* Let any pending signals fire now. This ensures - * that they won't be delivered after the exec, when - * they are definitely not expected. - */ - unblock_signals(); + /* Let any pending signals fire now. This ensures + * that they won't be delivered after the exec, when + * they are definitely not expected. + */ + unblock_signals(); + /* Reboot */ + if(ret){ + printf("\n"); execvp(new_argv[0], new_argv); perror("Failed to exec kernel"); ret = 1; diff --git a/arch/um/kernel/process_kern.c b/arch/um/kernel/process_kern.c index c1adf7ba3fd1..804c6bbdf67c 100644 --- a/arch/um/kernel/process_kern.c +++ b/arch/um/kernel/process_kern.c @@ -43,7 +43,6 @@ #include "tlb.h" #include "frame_kern.h" #include "sigcontext.h" -#include "2_5compat.h" #include "os.h" #include "mode.h" #include "mode_kern.h" @@ -55,18 +54,6 @@ */ struct cpu_task cpu_tasks[NR_CPUS] = { [0 ... NR_CPUS - 1] = { -1, NULL } }; -struct task_struct *get_task(int pid, int require) -{ - struct task_struct *ret; - - read_lock(&tasklist_lock); - ret = find_task_by_pid(pid); - read_unlock(&tasklist_lock); - - if(require && (ret == NULL)) panic("get_task couldn't find a task\n"); - return(ret); -} - int external_pid(void *t) { struct task_struct *task = t ? t : current; @@ -189,7 +176,6 @@ void default_idle(void) while(1){ /* endless idle loop with no priority at all */ - SET_PRI(current); /* * although we are an idle CPU, we do not want to @@ -212,11 +198,6 @@ int page_size(void) return(PAGE_SIZE); } -unsigned long page_mask(void) -{ - return(PAGE_MASK); -} - void *um_virt_to_phys(struct task_struct *task, unsigned long addr, pte_t *pte_out) { @@ -349,11 +330,6 @@ char *uml_strdup(char *string) return(new); } -void *get_init_task(void) -{ - return(&init_thread_union.thread_info.task); -} - int copy_to_user_proc(void __user *to, void *from, int size) { return(copy_to_user(to, from, size)); @@ -480,15 +456,3 @@ unsigned long arch_align_stack(unsigned long sp) return sp & ~0xf; } #endif - - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 2925e15324de..71af4d503899 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -322,11 +322,9 @@ void syscall_trace(union uml_pt_regs *regs, int entryexit) UPT_SYSCALL_ARG2(regs), UPT_SYSCALL_ARG3(regs), UPT_SYSCALL_ARG4(regs)); - else { - int res = UPT_SYSCALL_RET(regs); - audit_syscall_exit(current, AUDITSC_RESULT(res), - res); - } + else audit_syscall_exit(current, + AUDITSC_RESULT(UPT_SYSCALL_RET(regs)), + UPT_SYSCALL_RET(regs)); } /* Fake a debug trap */ @@ -356,14 +354,3 @@ void syscall_trace(union uml_pt_regs *regs, int entryexit) current->exit_code = 0; } } - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/kernel/sysrq.c b/arch/um/kernel/sysrq.c index e630438f9e73..f80850091e79 100644 --- a/arch/um/kernel/sysrq.c +++ b/arch/um/kernel/sysrq.c @@ -3,6 +3,7 @@ * Licensed under the GPL */ +#include "linux/config.h" #include "linux/sched.h" #include "linux/kernel.h" #include "linux/module.h" @@ -12,14 +13,14 @@ #include "sysrq.h" #include "user_util.h" -void show_trace(unsigned long * stack) +/* Catch non-i386 SUBARCH's. */ +#if !defined(CONFIG_UML_X86) || defined(CONFIG_64BIT) +void show_trace(struct task_struct *task, unsigned long * stack) { - /* XXX: Copy the CONFIG_FRAME_POINTER stack-walking backtrace from - * arch/i386/kernel/traps.c, and then move this to sys-i386/sysrq.c.*/ unsigned long addr; if (!stack) { - stack = (unsigned long*) &stack; + stack = (unsigned long*) &stack; WARN_ON(1); } @@ -35,6 +36,7 @@ void show_trace(unsigned long * stack) } printk("\n"); } +#endif /* * stack dumps generator - this is used by arch-independent code. @@ -44,7 +46,7 @@ void dump_stack(void) { unsigned long stack; - show_trace(&stack); + show_trace(current, &stack); } EXPORT_SYMBOL(dump_stack); @@ -59,7 +61,11 @@ void show_stack(struct task_struct *task, unsigned long *esp) int i; if (esp == NULL) { - if (task != current) { + if (task != current && task != NULL) { + /* XXX: Isn't this bogus? I.e. isn't this the + * *userspace* stack of this task? If not so, use this + * even when task == current (as in i386). + */ esp = (unsigned long *) KSTK_ESP(task); /* Which one? No actual difference - just coding style.*/ //esp = (unsigned long *) PT_REGS_IP(&task->thread.regs); @@ -77,5 +83,6 @@ void show_stack(struct task_struct *task, unsigned long *esp) printk("%08lx ", *stack++); } - show_trace(esp); + printk("Call Trace: \n"); + show_trace(current, esp); } diff --git a/arch/um/kernel/trap_kern.c b/arch/um/kernel/trap_kern.c index 1de22d8a313a..c20aef120598 100644 --- a/arch/um/kernel/trap_kern.c +++ b/arch/um/kernel/trap_kern.c @@ -23,7 +23,6 @@ #include "kern.h" #include "chan_kern.h" #include "mconsole_kern.h" -#include "2_5compat.h" #include "mem.h" #include "mem_kern.h" diff --git a/arch/um/kernel/tt/process_kern.c b/arch/um/kernel/tt/process_kern.c index df810ca8fc12..776310fd5b8b 100644 --- a/arch/um/kernel/tt/process_kern.c +++ b/arch/um/kernel/tt/process_kern.c @@ -32,10 +32,6 @@ void *switch_to_tt(void *prev, void *next, void *last) unsigned long flags; int err, vtalrm, alrm, prof, cpu; char c; - /* jailing and SMP are incompatible, so this doesn't need to be - * made per-cpu - */ - static int reading; from = prev; to = next; @@ -59,13 +55,11 @@ void *switch_to_tt(void *prev, void *next, void *last) c = 0; set_current(to); - reading = 0; err = os_write_file(to->thread.mode.tt.switch_pipe[1], &c, sizeof(c)); if(err != sizeof(c)) panic("write of switch_pipe failed, err = %d", -err); - reading = 1; - if(from->thread.mode.tt.switch_pipe[0] == -1) + if(from->thread.mode.tt.switch_pipe[0] == -1) os_kill_process(os_getpid(), 0); err = os_read_file(from->thread.mode.tt.switch_pipe[0], &c, sizeof(c)); diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 4d10ec372a67..418427107b29 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -111,12 +111,6 @@ struct seq_operations cpuinfo_op = { .show = show_cpuinfo, }; -pte_t * __bad_pagetable(void) -{ - panic("Someone should implement __bad_pagetable"); - return(NULL); -} - /* Set in linux_main */ unsigned long host_task_size; unsigned long task_size; diff --git a/arch/um/sys-i386/sysrq.c b/arch/um/sys-i386/sysrq.c index 281fc7b8ca00..e3706d15c4f5 100644 --- a/arch/um/sys-i386/sysrq.c +++ b/arch/um/sys-i386/sysrq.c @@ -3,12 +3,15 @@ * Licensed under the GPL */ +#include "linux/config.h" #include "linux/kernel.h" #include "linux/smp.h" #include "linux/sched.h" +#include "linux/kallsyms.h" #include "asm/ptrace.h" #include "sysrq.h" +/* This is declared by <linux/sched.h> */ void show_regs(struct pt_regs *regs) { printk("\n"); @@ -31,5 +34,80 @@ void show_regs(struct pt_regs *regs) 0xffff & PT_REGS_DS(regs), 0xffff & PT_REGS_ES(regs)); - show_trace((unsigned long *) ®s); + show_trace(NULL, (unsigned long *) ®s); } + +/* Copied from i386. */ +static inline int valid_stack_ptr(struct thread_info *tinfo, void *p) +{ + return p > (void *)tinfo && + p < (void *)tinfo + THREAD_SIZE - 3; +} + +/* Adapted from i386 (we also print the address we read from). */ +static inline unsigned long print_context_stack(struct thread_info *tinfo, + unsigned long *stack, unsigned long ebp) +{ + unsigned long addr; + +#ifdef CONFIG_FRAME_POINTER + while (valid_stack_ptr(tinfo, (void *)ebp)) { + addr = *(unsigned long *)(ebp + 4); + printk("%08lx: [<%08lx>]", ebp + 4, addr); + print_symbol(" %s", addr); + printk("\n"); + ebp = *(unsigned long *)ebp; + } +#else + while (valid_stack_ptr(tinfo, stack)) { + addr = *stack; + if (__kernel_text_address(addr)) { + printk("%08lx: [<%08lx>]", (unsigned long) stack, addr); + print_symbol(" %s", addr); + printk("\n"); + } + stack++; + } +#endif + return ebp; +} + +void show_trace(struct task_struct* task, unsigned long * stack) +{ + unsigned long ebp; + struct thread_info *context; + + /* Turn this into BUG_ON if possible. */ + if (!stack) { + stack = (unsigned long*) &stack; + printk("show_trace: got NULL stack, implicit assumption task == current"); + WARN_ON(1); + } + + if (!task) + task = current; + + if (task != current) { + //ebp = (unsigned long) KSTK_EBP(task); + /* Which one? No actual difference - just coding style.*/ + ebp = (unsigned long) PT_REGS_EBP(&task->thread.regs); + } else { + asm ("movl %%ebp, %0" : "=r" (ebp) : ); + } + + context = (struct thread_info *) + ((unsigned long)stack & (~(THREAD_SIZE - 1))); + print_context_stack(context, stack, ebp); + + /*while (((long) stack & (THREAD_SIZE-1)) != 0) { + addr = *stack; + if (__kernel_text_address(addr)) { + printk("%08lx: [<%08lx>]", (unsigned long) stack, addr); + print_symbol(" %s", addr); + printk("\n"); + } + stack++; + }*/ + printk("\n"); +} + diff --git a/arch/um/sys-ppc/sysrq.c b/arch/um/sys-ppc/sysrq.c index 82d6e9335bb6..2f816f1a0ff4 100644 --- a/arch/um/sys-ppc/sysrq.c +++ b/arch/um/sys-ppc/sysrq.c @@ -27,17 +27,5 @@ void show_regs(struct pt_regs_subarch *regs) 0xffff & regs->xds, 0xffff & regs->xes); #endif - show_trace(®s->gpr[1]); + show_trace(current, ®s->gpr[1]); } - - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/sys-x86_64/syscalls.c b/arch/um/sys-x86_64/syscalls.c index d4a59657fb99..6f44f40204ed 100644 --- a/arch/um/sys-x86_64/syscalls.c +++ b/arch/um/sys-x86_64/syscalls.c @@ -133,23 +133,27 @@ static long arch_prctl_tt(int code, unsigned long addr) #ifdef CONFIG_MODE_SKAS +/* XXX: Must also call arch_prctl in the host, beside saving the segment bases! */ static long arch_prctl_skas(int code, unsigned long addr) { long ret = 0; switch(code){ - case ARCH_SET_GS: - current->thread.regs.regs.skas.regs[GS_BASE / sizeof(unsigned long)] = addr; - break; case ARCH_SET_FS: current->thread.regs.regs.skas.regs[FS_BASE / sizeof(unsigned long)] = addr; break; + case ARCH_SET_GS: + current->thread.regs.regs.skas.regs[GS_BASE / sizeof(unsigned long)] = addr; + break; case ARCH_GET_FS: - ret = put_user(current->thread.regs.regs.skas.regs[GS / sizeof(unsigned long)], &addr); + ret = put_user(current->thread.regs.regs.skas. + regs[FS_BASE / sizeof(unsigned long)], + (unsigned long __user *)addr); break; case ARCH_GET_GS: - ret = put_user(current->thread.regs.regs.skas.regs[FS / sizeof(unsigned \ -long)], &addr); + ret = put_user(current->thread.regs.regs.skas. + regs[GS_BASE / sizeof(unsigned long)], + (unsigned long __user *)addr); break; default: ret = -EINVAL; diff --git a/arch/um/sys-x86_64/sysrq.c b/arch/um/sys-x86_64/sysrq.c index ddf74691a610..d0a25af19a5b 100644 --- a/arch/um/sys-x86_64/sysrq.c +++ b/arch/um/sys-x86_64/sysrq.c @@ -36,14 +36,5 @@ void __show_regs(struct pt_regs * regs) void show_regs(struct pt_regs *regs) { __show_regs(regs); - show_trace((unsigned long *) ®s); + show_trace(current, (unsigned long *) ®s); } - -/* Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/x86_64/kernel/signal.c b/arch/x86_64/kernel/signal.c index 3fdcdba0fec5..429c0269dc4e 100644 --- a/arch/x86_64/kernel/signal.c +++ b/arch/x86_64/kernel/signal.c @@ -28,6 +28,7 @@ #include <asm/uaccess.h> #include <asm/i387.h> #include <asm/proto.h> +#include <asm/ia32_unistd.h> /* #define DEBUG_SIG 1 */ diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c index fcca26c89bbc..38dd9ffbe8bc 100644 --- a/drivers/cdrom/viocd.c +++ b/drivers/cdrom/viocd.c @@ -488,6 +488,20 @@ static int viocd_packet(struct cdrom_device_info *cdi, & (CDC_DVD_RAM | CDC_RAM)) != 0; } break; + case GPCMD_GET_CONFIGURATION: + if (cgc->cmd[3] == CDF_RWRT) { + struct rwrt_feature_desc *rfd = (struct rwrt_feature_desc *)(cgc->buffer + sizeof(struct feature_header)); + + if ((buflen >= + (sizeof(struct feature_header) + sizeof(*rfd))) && + (cdi->ops->capability & ~cdi->mask + & (CDC_DVD_RAM | CDC_RAM))) { + rfd->feature_code = cpu_to_be16(CDF_RWRT); + rfd->curr = 1; + ret = 0; + } + } + break; default: if (cgc->sense) { /* indicate Unknown code */ diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 564974ce5793..96fb9870834a 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -101,6 +101,7 @@ struct mousedev_list { unsigned char ready, buffer, bufsiz; unsigned char imexseq, impsseq; enum mousedev_emul mode; + unsigned long last_buttons; }; #define MOUSEDEV_SEQ_LEN 6 @@ -224,7 +225,7 @@ static void mousedev_notify_readers(struct mousedev *mousedev, struct mousedev_h spin_lock_irqsave(&list->packet_lock, flags); p = &list->packets[list->head]; - if (list->ready && p->buttons != packet->buttons) { + if (list->ready && p->buttons != mousedev->packet.buttons) { unsigned int new_head = (list->head + 1) % PACKET_QUEUE_LEN; if (new_head != list->tail) { p = &list->packets[list->head = new_head]; @@ -249,10 +250,13 @@ static void mousedev_notify_readers(struct mousedev *mousedev, struct mousedev_h p->dz += packet->dz; p->buttons = mousedev->packet.buttons; - list->ready = 1; + if (p->dx || p->dy || p->dz || p->buttons != list->last_buttons) + list->ready = 1; spin_unlock_irqrestore(&list->packet_lock, flags); - kill_fasync(&list->fasync, SIGIO, POLL_IN); + + if (list->ready) + kill_fasync(&list->fasync, SIGIO, POLL_IN); } wake_up_interruptible(&mousedev->wait); @@ -477,9 +481,10 @@ static void mousedev_packet(struct mousedev_list *list, signed char *ps2_data) } if (!p->dx && !p->dy && !p->dz) { - if (list->tail == list->head) + if (list->tail == list->head) { list->ready = 0; - else + list->last_buttons = p->buttons; + } else list->tail = (list->tail + 1) % PACKET_QUEUE_LEN; } diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index e654aa5eecd4..bb9f4044c74d 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -2421,7 +2421,7 @@ pmac_wakeup_devices(void) /* Re-enable local CPU interrupts */ local_irq_enable(); - mdelay(100); + mdelay(10); preempt_enable(); /* Re-enable clock spreading on some machines */ @@ -2549,7 +2549,9 @@ powerbook_sleep_Core99(void) return ret; } - printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1)); + /* Stop environment and ADB interrupts */ + pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, 0); + pmu_wait_complete(&req); /* Tell PMU what events will wake us up */ pmu_request(&req, NULL, 4, PMU_POWER_EVENTS, PMU_PWR_CLR_WAKEUP_EVENTS, @@ -2611,8 +2613,6 @@ powerbook_sleep_Core99(void) pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, pmu_intr_mask); pmu_wait_complete(&req); - printk(KERN_DEBUG "HID1, after: %x\n", mfspr(SPRN_HID1)); - pmac_wakeup_devices(); return 0; diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c index d047e349d706..1339912c308b 100644 --- a/drivers/media/dvb/bt8xx/dst.c +++ b/drivers/media/dvb/bt8xx/dst.c @@ -906,22 +906,12 @@ static int dst_tone_power_cmd(struct dst_state* state) if (state->dst_type == DST_TYPE_IS_TERR) return 0; - if (state->voltage == SEC_VOLTAGE_OFF) - paket[4] = 0; - else - paket[4] = 1; - - if (state->tone == SEC_TONE_ON) - paket[2] = 0x02; - else - paket[2] = 0; - if (state->minicmd == SEC_MINI_A) - paket[3] = 0x02; - else - paket[3] = 0; - + paket[4] = state->tx_tuna[4]; + paket[2] = state->tx_tuna[2]; + paket[3] = state->tx_tuna[3]; paket[7] = dst_check_sum (paket, 7); dst_command(state, paket, 8); + return 0; } @@ -980,7 +970,7 @@ static int dst_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage); static int dst_write_tuna(struct dvb_frontend* fe) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; int retval; u8 reply; @@ -1048,10 +1038,10 @@ static int dst_write_tuna(struct dvb_frontend* fe) static int dst_set_diseqc(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec }; - if (state->dst_type == DST_TYPE_IS_TERR) + if (state->dst_type != DST_TYPE_IS_SAT) return 0; if (cmd->msg_len == 0 || cmd->msg_len > 4) @@ -1064,39 +1054,32 @@ static int dst_set_diseqc(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* static int dst_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage) { - u8 *val; int need_cmd; - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; state->voltage = voltage; - if (state->dst_type == DST_TYPE_IS_TERR) + if (state->dst_type != DST_TYPE_IS_SAT) return 0; need_cmd = 0; - val = &state->tx_tuna[0]; - val[8] &= ~0x40; switch (voltage) { - case SEC_VOLTAGE_13: - if ((state->diseq_flags & HAS_POWER) == 0) - need_cmd = 1; - state->diseq_flags |= HAS_POWER; - break; + case SEC_VOLTAGE_13: + case SEC_VOLTAGE_18: + if ((state->diseq_flags & HAS_POWER) == 0) + need_cmd = 1; + state->diseq_flags |= HAS_POWER; + state->tx_tuna[4] = 0x01; + break; - case SEC_VOLTAGE_18: - if ((state->diseq_flags & HAS_POWER) == 0) + case SEC_VOLTAGE_OFF: need_cmd = 1; - state->diseq_flags |= HAS_POWER; - val[8] |= 0x40; - break; - - case SEC_VOLTAGE_OFF: - need_cmd = 1; - state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE); - break; + state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE); + state->tx_tuna[4] = 0x00; + break; - default: - return -EINVAL; + default: + return -EINVAL; } if (need_cmd) dst_tone_power_cmd(state); @@ -1106,37 +1089,56 @@ static int dst_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage) static int dst_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone) { - u8 *val; - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; state->tone = tone; - if (state->dst_type == DST_TYPE_IS_TERR) + if (state->dst_type != DST_TYPE_IS_SAT) return 0; - val = &state->tx_tuna[0]; + switch (tone) { + case SEC_TONE_OFF: + state->tx_tuna[2] = 0xff; + break; - val[8] &= ~0x1; + case SEC_TONE_ON: + state->tx_tuna[2] = 0x02; + break; - switch (tone) { - case SEC_TONE_OFF: - break; + default: + return -EINVAL; + } + dst_tone_power_cmd(state); - case SEC_TONE_ON: - val[8] |= 1; - break; + return 0; +} - default: - return -EINVAL; +static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd) +{ + struct dst_state *state = fe->demodulator_priv; + + if (state->dst_type != DST_TYPE_IS_SAT) + return 0; + + state->minicmd = minicmd; + + switch (minicmd) { + case SEC_MINI_A: + state->tx_tuna[3] = 0x02; + break; + case SEC_MINI_B: + state->tx_tuna[3] = 0xff; + break; } dst_tone_power_cmd(state); return 0; } + static int dst_init(struct dvb_frontend* fe) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; static u8 ini_satci_tuna[] = { 9, 0, 3, 0xb6, 1, 0, 0x73, 0x21, 0, 0 }; static u8 ini_satfta_tuna[] = { 0, 0, 3, 0xb6, 1, 0x55, 0xbd, 0x50, 0, 0 }; static u8 ini_tvfta_tuna[] = { 0, 0, 3, 0xb6, 1, 7, 0x0, 0x0, 0, 0 }; @@ -1168,7 +1170,7 @@ static int dst_init(struct dvb_frontend* fe) static int dst_read_status(struct dvb_frontend* fe, fe_status_t* status) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; *status = 0; if (state->diseq_flags & HAS_LOCK) { @@ -1182,7 +1184,7 @@ static int dst_read_status(struct dvb_frontend* fe, fe_status_t* status) static int dst_read_signal_strength(struct dvb_frontend* fe, u16* strength) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; dst_get_signal(state); *strength = state->decode_strength; @@ -1192,7 +1194,7 @@ static int dst_read_signal_strength(struct dvb_frontend* fe, u16* strength) static int dst_read_snr(struct dvb_frontend* fe, u16* snr) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; dst_get_signal(state); *snr = state->decode_snr; @@ -1202,7 +1204,7 @@ static int dst_read_snr(struct dvb_frontend* fe, u16* snr) static int dst_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; dst_set_freq(state, p->frequency); if (verbose > 4) @@ -1228,7 +1230,7 @@ static int dst_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_paramet static int dst_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; p->frequency = state->decode_freq; p->inversion = state->inversion; @@ -1248,7 +1250,7 @@ static int dst_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_paramet static void dst_release(struct dvb_frontend* fe) { - struct dst_state* state = (struct dst_state*) fe->demodulator_priv; + struct dst_state* state = fe->demodulator_priv; kfree(state); } @@ -1346,7 +1348,7 @@ static struct dvb_frontend_ops dst_dvbs_ops = { .read_signal_strength = dst_read_signal_strength, .read_snr = dst_read_snr, - .diseqc_send_burst = dst_set_tone, + .diseqc_send_burst = dst_send_burst, .diseqc_send_master_cmd = dst_set_diseqc, .set_voltage = dst_set_voltage, .set_tone = dst_set_tone, diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 550c9921691a..7c02b7dc7098 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -2488,7 +2488,7 @@ ahd_linux_dv_thread(void *data) sprintf(current->comm, "ahd_dv_%d", ahd->unit); #else daemonize("ahd_dv_%d", ahd->unit); - current->flags |= PF_FREEZE; + current->flags |= PF_NOFREEZE; #endif unlock_kernel(); diff --git a/drivers/usb/media/pwc/pwc-ctrl.c b/drivers/usb/media/pwc/pwc-ctrl.c index 3e1e4fe20d85..53099190952c 100644 --- a/drivers/usb/media/pwc/pwc-ctrl.c +++ b/drivers/usb/media/pwc/pwc-ctrl.c @@ -48,8 +48,6 @@ #include "pwc-uncompress.h" #include "pwc-kiara.h" #include "pwc-timon.h" -#include "pwc-dec1.h" -#include "pwc-dec23.h" /* Request types: video */ #define SET_LUM_CTL 0x01 diff --git a/drivers/usb/media/pwc/pwc-uncompress.c b/drivers/usb/media/pwc/pwc-uncompress.c index c596083f06ba..bc3b1635eab0 100644 --- a/drivers/usb/media/pwc/pwc-uncompress.c +++ b/drivers/usb/media/pwc/pwc-uncompress.c @@ -29,8 +29,6 @@ #include "pwc.h" #include "pwc-uncompress.h" -#include "pwc-dec1.h" -#include "pwc-dec23.h" int pwc_decompress(struct pwc_device *pdev) { diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index 549e22939260..25f9a9a65c24 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -228,17 +228,17 @@ MODULE_DESCRIPTION( MODULE_LICENSE("Dual BSD/GPL"); MODULE_DEVICE_TABLE(pci, intelfb_pci_table); -static int accel __initdata = 1; -static int vram __initdata = 4; -static int hwcursor __initdata = 1; -static int mtrr __initdata = 1; -static int fixed __initdata = 0; -static int noinit __initdata = 0; -static int noregister __initdata = 0; -static int probeonly __initdata = 0; -static int idonly __initdata = 0; -static int bailearly __initdata = 0; -static char *mode __initdata = NULL; +static int accel = 1; +static int vram = 4; +static int hwcursor = 1; +static int mtrr = 1; +static int fixed = 0; +static int noinit = 0; +static int noregister = 0; +static int probeonly = 0; +static int idonly = 0; +static int bailearly = 0; +static char *mode = NULL; module_param(accel, bool, S_IRUGO); MODULE_PARM_DESC(accel, "Enable console acceleration"); diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index 14a0d339d036..4bf43ea87c46 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -23,7 +23,6 @@ #include "kern_util.h" #include "kern.h" #include "user_util.h" -#include "2_5compat.h" #include "init.h" struct hostfs_inode_info { diff --git a/include/asm-ppc/cpm2.h b/include/asm-ppc/cpm2.h index 42fd1068cf2a..c5883dbed63f 100644 --- a/include/asm-ppc/cpm2.h +++ b/include/asm-ppc/cpm2.h @@ -1039,6 +1039,52 @@ typedef struct im_idma { #define CMXSCR_TS4CS_CLK7 0x00000006 /* SCC4 Tx Clock Source is CLK7 */ #define CMXSCR_TS4CS_CLK8 0x00000007 /* SCC4 Tx Clock Source is CLK8 */ +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration Register 4-31 + */ +#define SIUMCR_BBD 0x80000000 /* Bus Busy Disable */ +#define SIUMCR_ESE 0x40000000 /* External Snoop Enable */ +#define SIUMCR_PBSE 0x20000000 /* Parity Byte Select Enable */ +#define SIUMCR_CDIS 0x10000000 /* Core Disable */ +#define SIUMCR_DPPC00 0x00000000 /* Data Parity Pins Configuration*/ +#define SIUMCR_DPPC01 0x04000000 /* - " - */ +#define SIUMCR_DPPC10 0x08000000 /* - " - */ +#define SIUMCR_DPPC11 0x0c000000 /* - " - */ +#define SIUMCR_L2CPC00 0x00000000 /* L2 Cache Pins Configuration */ +#define SIUMCR_L2CPC01 0x01000000 /* - " - */ +#define SIUMCR_L2CPC10 0x02000000 /* - " - */ +#define SIUMCR_L2CPC11 0x03000000 /* - " - */ +#define SIUMCR_LBPC00 0x00000000 /* Local Bus Pins Configuration */ +#define SIUMCR_LBPC01 0x00400000 /* - " - */ +#define SIUMCR_LBPC10 0x00800000 /* - " - */ +#define SIUMCR_LBPC11 0x00c00000 /* - " - */ +#define SIUMCR_APPC00 0x00000000 /* Address Parity Pins Configuration*/ +#define SIUMCR_APPC01 0x00100000 /* - " - */ +#define SIUMCR_APPC10 0x00200000 /* - " - */ +#define SIUMCR_APPC11 0x00300000 /* - " - */ +#define SIUMCR_CS10PC00 0x00000000 /* CS10 Pin Configuration */ +#define SIUMCR_CS10PC01 0x00040000 /* - " - */ +#define SIUMCR_CS10PC10 0x00080000 /* - " - */ +#define SIUMCR_CS10PC11 0x000c0000 /* - " - */ +#define SIUMCR_BCTLC00 0x00000000 /* Buffer Control Configuration */ +#define SIUMCR_BCTLC01 0x00010000 /* - " - */ +#define SIUMCR_BCTLC10 0x00020000 /* - " - */ +#define SIUMCR_BCTLC11 0x00030000 /* - " - */ +#define SIUMCR_MMR00 0x00000000 /* Mask Masters Requests */ +#define SIUMCR_MMR01 0x00004000 /* - " - */ +#define SIUMCR_MMR10 0x00008000 /* - " - */ +#define SIUMCR_MMR11 0x0000c000 /* - " - */ +#define SIUMCR_LPBSE 0x00002000 /* LocalBus Parity Byte Select Enable*/ + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control Register 9-8 +*/ +#define SCCR_PCI_MODE 0x00000100 /* PCI Mode */ +#define SCCR_PCI_MODCK 0x00000080 /* Value of PCI_MODCK pin */ +#define SCCR_PCIDF_MSK 0x00000078 /* PCI division factor */ +#define SCCR_PCIDF_SHIFT 3 + + #endif /* __CPM2__ */ #endif /* __KERNEL__ */ diff --git a/include/asm-ppc/m8260_pci.h b/include/asm-ppc/m8260_pci.h index 163a6b91d5b2..bf9e05dd54b5 100644 --- a/include/asm-ppc/m8260_pci.h +++ b/include/asm-ppc/m8260_pci.h @@ -19,6 +19,7 @@ * Define the vendor/device ID for the MPC8265. */ #define PCI_DEVICE_ID_MPC8265 ((0x18C0 << 16) | PCI_VENDOR_ID_MOTOROLA) +#define PCI_DEVICE_ID_MPC8272 ((0x18C1 << 16) | PCI_VENDOR_ID_MOTOROLA) #define M8265_PCIBR0 0x101ac #define M8265_PCIBR1 0x101b0 diff --git a/include/asm-ppc/mpc8260.h b/include/asm-ppc/mpc8260.h index d820894e5991..89eb8a2ac693 100644 --- a/include/asm-ppc/mpc8260.h +++ b/include/asm-ppc/mpc8260.h @@ -41,7 +41,7 @@ #endif #ifdef CONFIG_PCI_8260 -#include <syslib/m8260_pci.h> +#include <syslib/m82xx_pci.h> #endif /* Make sure the memory translation stuff is there if PCI not used. diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h index d82f883d8e6d..4bbbd9f3c37e 100644 --- a/include/asm-sh/thread_info.h +++ b/include/asm-sh/thread_info.h @@ -27,7 +27,7 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x4000000 +#define PREEMPT_ACTIVE 0x10000000 /* * macros/functions for gaining access to the thread information structure diff --git a/include/asm-sh64/thread_info.h b/include/asm-sh64/thread_info.h index e65f394da472..8a32d6bd0b79 100644 --- a/include/asm-sh64/thread_info.h +++ b/include/asm-sh64/thread_info.h @@ -73,7 +73,7 @@ static inline struct thread_info *current_thread_info(void) #define THREAD_SIZE 8192 -#define PREEMPT_ACTIVE 0x4000000 +#define PREEMPT_ACTIVE 0x10000000 /* thread information flags */ #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ diff --git a/include/asm-um/page.h b/include/asm-um/page.h index 504ea8e486b0..5afee8a8cdf3 100644 --- a/include/asm-um/page.h +++ b/include/asm-um/page.h @@ -98,7 +98,13 @@ extern unsigned long uml_physmem; extern unsigned long to_phys(void *virt); extern void *to_virt(unsigned long phys); -#define __pa(virt) to_phys((void *) virt) + +/* Cast to unsigned long before casting to void * to avoid a warning from + * mmap_kmem about cutting a long long down to a void *. Not sure that + * casting is the right thing, but 32-bit UML can't have 64-bit virtual + * addresses + */ +#define __pa(virt) to_phys((void *) (unsigned long) virt) #define __va(phys) to_virt((unsigned long) phys) #define page_to_pfn(page) ((page) - mem_map) diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h index 510e513c7f88..a88040920311 100644 --- a/include/asm-um/pgtable.h +++ b/include/asm-um/pgtable.h @@ -114,17 +114,9 @@ extern unsigned long end_iomem; extern unsigned long pg0[1024]; /* - * BAD_PAGETABLE is used when we need a bogus page-table, while - * BAD_PAGE is used for a bogus page. - * * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. */ -extern pte_t __bad_page(void); -extern pte_t * __bad_pagetable(void); - -#define BAD_PAGETABLE __bad_pagetable() -#define BAD_PAGE __bad_page() #define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page) diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h index a10ea155907e..1feaaf148ef1 100644 --- a/include/asm-um/thread_info.h +++ b/include/asm-um/thread_info.h @@ -41,18 +41,17 @@ struct thread_info { #define init_thread_info (init_thread_union.thread_info) #define init_stack (init_thread_union.stack) +#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE) /* how to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) { struct thread_info *ti; - unsigned long mask = PAGE_SIZE * - (1 << CONFIG_KERNEL_STACK_ORDER) - 1; - ti = (struct thread_info *) (((unsigned long) &ti) & ~mask); + unsigned long mask = THREAD_SIZE - 1; + ti = (struct thread_info *) (((unsigned long) &ti) & ~mask); return ti; } /* thread information allocation */ -#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE) #define alloc_thread_info(tsk) \ ((struct thread_info *) kmalloc(THREAD_SIZE, GFP_KERNEL)) #define free_thread_info(ti) kfree(ti) @@ -62,7 +61,7 @@ static inline struct thread_info *current_thread_info(void) #endif -#define PREEMPT_ACTIVE 0x4000000 +#define PREEMPT_ACTIVE 0x10000000 #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ #define TIF_SIGPENDING 1 /* signal pending */ diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index ebc712e91066..8336dba18971 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -43,13 +43,17 @@ #define __IRQ_MASK(x) ((1UL << (x))-1) #define PREEMPT_MASK (__IRQ_MASK(PREEMPT_BITS) << PREEMPT_SHIFT) -#define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT) #define SOFTIRQ_MASK (__IRQ_MASK(SOFTIRQ_BITS) << SOFTIRQ_SHIFT) +#define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT) #define PREEMPT_OFFSET (1UL << PREEMPT_SHIFT) #define SOFTIRQ_OFFSET (1UL << SOFTIRQ_SHIFT) #define HARDIRQ_OFFSET (1UL << HARDIRQ_SHIFT) +#if PREEMPT_ACTIVE < (1 << (HARDIRQ_SHIFT + HARDIRQ_BITS)) +#error PREEMPT_ACTIVE is too low! +#endif + #define hardirq_count() (preempt_count() & HARDIRQ_MASK) #define softirq_count() (preempt_count() & SOFTIRQ_MASK) #define irq_count() (preempt_count() & (HARDIRQ_MASK | SOFTIRQ_MASK)) diff --git a/init/Kconfig b/init/Kconfig index d920baed109a..a7660ccc693f 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -442,7 +442,7 @@ config OBSOLETE_MODPARM config MODVERSIONS bool "Module versioning support (EXPERIMENTAL)" - depends on MODULES && EXPERIMENTAL && !UML + depends on MODULES && EXPERIMENTAL help Usually, you have to use modules compiled with your kernel. Saying Y here makes it sometimes possible to use modules diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 06b5a6323998..436c7d93c00a 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -119,8 +119,6 @@ fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs) */ desc->handler->ack(irq); action_ret = handle_IRQ_event(irq, regs, desc->action); - if (!noirqdebug) - note_interrupt(irq, desc, action_ret); desc->handler->end(irq); return 1; } diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index ac23847ce0e3..0c421295e613 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -151,7 +151,8 @@ config DEBUG_FS config FRAME_POINTER bool "Compile the kernel with frame pointers" - depends on DEBUG_KERNEL && ((X86 && !X86_64) || CRIS || M68K || M68KNOMMU || FRV) + depends on DEBUG_KERNEL && ((X86 && !X86_64) || CRIS || M68K || M68KNOMMU || FRV || UML) + default y if DEBUG_INFO && UML help If you say Y here the resulting kernel image will be slightly larger and slower, but it will give very useful debugging information. diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c index 32d94754acf8..080ef3928465 100644 --- a/sound/ppc/pmac.c +++ b/sound/ppc/pmac.c @@ -876,7 +876,7 @@ static void __init detect_byte_swap(pmac_t *chip) */ static int __init snd_pmac_detect(pmac_t *chip) { - struct device_node *sound; + struct device_node *sound = NULL; unsigned int *prop, l; struct macio_chip* macio; @@ -906,20 +906,22 @@ static int __init snd_pmac_detect(pmac_t *chip) chip->is_pbook_G3 = 1; chip->node = find_devices("awacs"); if (chip->node) - return 0; /* ok */ + sound = chip->node; /* * powermac G3 models have a node called "davbus" * with a child called "sound". */ - chip->node = find_devices("davbus"); + if (!chip->node) + chip->node = find_devices("davbus"); /* * if we didn't find a davbus device, try 'i2s-a' since * this seems to be what iBooks have */ if (! chip->node) { chip->node = find_devices("i2s-a"); - if (chip->node && chip->node->parent && chip->node->parent->parent) { + if (chip->node && chip->node->parent && + chip->node->parent->parent) { if (device_is_compatible(chip->node->parent->parent, "K2-Keylargo")) chip->is_k2 = 1; @@ -928,9 +930,11 @@ static int __init snd_pmac_detect(pmac_t *chip) if (! chip->node) return -ENODEV; - sound = find_devices("sound"); - while (sound && sound->parent != chip->node) - sound = sound->next; + if (!sound) { + sound = find_devices("sound"); + while (sound && sound->parent != chip->node) + sound = sound->next; + } if (! sound) return -ENODEV; prop = (unsigned int *) get_property(sound, "sub-frame", NULL); @@ -1019,7 +1023,8 @@ static int __init snd_pmac_detect(pmac_t *chip) } } if (chip->pdev == NULL) - printk(KERN_WARNING "snd-powermac: can't locate macio PCI device !\n"); + printk(KERN_WARNING "snd-powermac: can't locate macio PCI" + " device !\n"); detect_byte_swap(chip); @@ -1027,7 +1032,8 @@ static int __init snd_pmac_detect(pmac_t *chip) are available */ prop = (unsigned int *) get_property(sound, "sample-rates", &l); if (! prop) - prop = (unsigned int *) get_property(sound, "output-frame-rates", &l); + prop = (unsigned int *) get_property(sound, + "output-frame-rates", &l); if (prop) { int i; chip->freqs_ok = 0; @@ -1054,7 +1060,8 @@ static int __init snd_pmac_detect(pmac_t *chip) /* * exported - boolean info callbacks for ease of programming */ -int snd_pmac_boolean_stereo_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) +int snd_pmac_boolean_stereo_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; uinfo->count = 2; @@ -1063,7 +1070,8 @@ int snd_pmac_boolean_stereo_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * return 0; } -int snd_pmac_boolean_mono_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) +int snd_pmac_boolean_mono_info(snd_kcontrol_t *kcontrol, + snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; uinfo->count = 1; |