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Diffstat (limited to 'include/asm-cris/setup.h')
| -rw-r--r-- | include/asm-cris/setup.h | 405 |
1 files changed, 405 insertions, 0 deletions
diff --git a/include/asm-cris/setup.h b/include/asm-cris/setup.h new file mode 100644 index 000000000..f382d3b4d --- /dev/null +++ b/include/asm-cris/setup.h @@ -0,0 +1,405 @@ +/* +** asm/setup.h -- Definition of the Linux/m68k boot information structure +** +** Copyright 1992 by Greg Harp +** +** This file is subject to the terms and conditions of the GNU General Public +** License. See the file COPYING in the main directory of this archive +** for more details. +** +** Created 09/29/92 by Greg Harp +** +** 5/2/94 Roman Hodek: +** Added bi_atari part of the machine dependent union bi_un; for now it +** contains just a model field to distinguish between TT and Falcon. +** 26/7/96 Roman Zippel: +** Renamed to setup.h; added some useful macros to allow gcc some +** optimizations if possible. +*/ + +#ifndef _M68K_SETUP_H +#define _M68K_SETUP_H + +#include <linux/config.h> + +#define CL_SIZE (256) + +#if 0 + +#include <asm/zorro.h> + +/* + * Amiga specific part of bootinfo structure. + */ + +#define NUM_AUTO 16 + +#ifndef __ASSEMBLY__ + +#define AMIGAHW_DECLARE(name) unsigned name : 1 +#define AMIGAHW_SET(name) (boot_info.bi_amiga.hw_present.name = 1) +#define AMIGAHW_PRESENT(name) (boot_info.bi_amiga.hw_present.name) + +struct bi_Amiga { + int model; /* Amiga Model (3000?) */ + int num_autocon; /* # of autoconfig devices found */ + struct ConfigDev autocon[NUM_AUTO]; /* up to 16 autoconfig devices */ +#ifdef HACKER_KERNEL + void (*exit_func)(void); /* addr of function to exit kernel */ + unsigned long chip_addr; /* start of chip memory (bytes) */ +#endif + unsigned long chip_size; /* size of chip memory (bytes) */ + unsigned char vblank; /* VBLANK frequency */ + unsigned char psfreq; /* power supply frequency */ + unsigned long eclock; /* EClock frequency */ + unsigned long chipset; /* native chipset present */ + struct { + /* video hardware */ + AMIGAHW_DECLARE(AMI_VIDEO); /* Amiga Video */ + AMIGAHW_DECLARE(AMI_BLITTER); /* Amiga Blitter */ + AMIGAHW_DECLARE(AMBER_FF); /* Amber Flicker Fixer */ + /* sound hardware */ + AMIGAHW_DECLARE(AMI_AUDIO); /* Amiga Audio */ + /* disk storage interfaces */ + AMIGAHW_DECLARE(AMI_FLOPPY); /* Amiga Floppy */ + AMIGAHW_DECLARE(A3000_SCSI); /* SCSI (wd33c93, A3000 alike) */ + AMIGAHW_DECLARE(A4000_SCSI); /* SCSI (ncr53c710, A4000T alike) */ + AMIGAHW_DECLARE(A1200_IDE); /* IDE (A1200 alike) */ + AMIGAHW_DECLARE(A4000_IDE); /* IDE (A4000 alike) */ + AMIGAHW_DECLARE(CD_ROM); /* CD ROM drive */ + /* other I/O hardware */ + AMIGAHW_DECLARE(AMI_KEYBOARD); /* Amiga Keyboard */ + AMIGAHW_DECLARE(AMI_MOUSE); /* Amiga Mouse */ + AMIGAHW_DECLARE(AMI_SERIAL); /* Amiga Serial */ + AMIGAHW_DECLARE(AMI_PARALLEL); /* Amiga Parallel */ + /* real time clocks */ + AMIGAHW_DECLARE(A2000_CLK); /* Hardware Clock (A2000 alike) */ + AMIGAHW_DECLARE(A3000_CLK); /* Hardware Clock (A3000 alike) */ + /* supporting hardware */ + AMIGAHW_DECLARE(CHIP_RAM); /* Chip RAM */ + AMIGAHW_DECLARE(PAULA); /* Paula (8364) */ + AMIGAHW_DECLARE(DENISE); /* Denise (8362) */ + AMIGAHW_DECLARE(DENISE_HR); /* Denise (8373) */ + AMIGAHW_DECLARE(LISA); /* Lisa (8375) */ + AMIGAHW_DECLARE(AGNUS_PAL); /* Normal/Fat PAL Agnus (8367/8371) */ + AMIGAHW_DECLARE(AGNUS_NTSC); /* Normal/Fat NTSC Agnus (8361/8370) */ + AMIGAHW_DECLARE(AGNUS_HR_PAL); /* Fat Hires PAL Agnus (8372) */ + AMIGAHW_DECLARE(AGNUS_HR_NTSC); /* Fat Hires NTSC Agnus (8372) */ + AMIGAHW_DECLARE(ALICE_PAL); /* PAL Alice (8374) */ + AMIGAHW_DECLARE(ALICE_NTSC); /* NTSC Alice (8374) */ + AMIGAHW_DECLARE(MAGIC_REKICK); /* A3000 Magic Hard Rekick */ + AMIGAHW_DECLARE(ZORRO); /* Zorro AutoConfig */ + } hw_present; +}; + +#else /* __ASSEMBLY__ */ + +BI_amiga_model = BI_un +BI_amiga_num_autcon = BI_amiga_model+4 +BI_amiga_autocon = BI_amiga_num_autcon+4 +#ifdef HACKER_KERNEL +BI_amiga_exit_func = BI_amiga_autocon+(CD_sizeof*NUM_AUTO) +BI_amiga_chip_addr = BI_amiga_exit_func+4 +BI_amiga_chip_size = BI_amiga_chip_addr+4 +#else +BI_amiga_chip_size = BI_amiga_autocon+(CD_sizeof*NUM_AUTO) +#endif +BI_amiga_vblank = BI_amiga_chip_size+4 +BI_amiga_psfreq = BI_amiga_vblank+1 +BI_amiga_eclock = BI_amiga_psfreq+1 +BI_amiga_chipset = BI_amiga_eclock+4 +BI_amiga_hw_present = BI_amiga_chipset+4 + +#endif /* __ASSEMBLY__ */ + +/* Atari specific part of bootinfo */ + +/* + * Define several Hardware-Chips for indication so that for the ATARI we do + * no longer decide whether it is a Falcon or other machine . It's just + * important what hardware the machine uses + */ + +/* ++roman 08/08/95: rewritten from ORing constants to a C bitfield */ + +#ifndef __ASSEMBLY__ + +#define ATARIHW_DECLARE(name) unsigned name : 1 +#define ATARIHW_SET(name) (boot_info.bi_atari.hw_present.name = 1) +#define ATARIHW_PRESENT(name) (boot_info.bi_atari.hw_present.name) + +struct bi_Atari { + struct { + /* video hardware */ + ATARIHW_DECLARE(STND_SHIFTER); /* ST-Shifter - no base low ! */ + ATARIHW_DECLARE(EXTD_SHIFTER); /* STe-Shifter - 24 bit address */ + ATARIHW_DECLARE(TT_SHIFTER); /* TT-Shifter */ + ATARIHW_DECLARE(VIDEL_SHIFTER); /* Falcon-Shifter */ + /* sound hardware */ + ATARIHW_DECLARE(YM_2149); /* Yamaha YM 2149 */ + ATARIHW_DECLARE(PCM_8BIT); /* PCM-Sound in STe-ATARI */ + ATARIHW_DECLARE(CODEC); /* CODEC Sound (Falcon) */ + /* disk storage interfaces */ + ATARIHW_DECLARE(TT_SCSI); /* Directly mapped NCR5380 */ + ATARIHW_DECLARE(ST_SCSI); /* NCR5380 via ST-DMA (Falcon) */ + ATARIHW_DECLARE(ACSI); /* Standard ACSI like in STs */ + ATARIHW_DECLARE(IDE); /* IDE Interface */ + ATARIHW_DECLARE(FDCSPEED); /* 8/16 MHz switch for FDC */ + /* other I/O hardware */ + ATARIHW_DECLARE(ST_MFP); /* The ST-MFP (there should + be no Atari without + it... but who knows?) */ + ATARIHW_DECLARE(TT_MFP); /* 2nd MFP */ + ATARIHW_DECLARE(SCC); /* Serial Communications Contr. */ + ATARIHW_DECLARE(ST_ESCC); /* SCC Z83230 in an ST */ + ATARIHW_DECLARE(ANALOG_JOY); /* Paddle Interface for STe + and Falcon */ + ATARIHW_DECLARE(MICROWIRE); /* Microwire Interface */ + /* DMA */ + ATARIHW_DECLARE(STND_DMA); /* 24 Bit limited ST-DMA */ + ATARIHW_DECLARE(EXTD_DMA); /* 32 Bit ST-DMA */ + ATARIHW_DECLARE(SCSI_DMA); /* DMA for the NCR5380 */ + ATARIHW_DECLARE(SCC_DMA); /* DMA for the SCC */ + /* real time clocks */ + ATARIHW_DECLARE(TT_CLK); /* TT compatible clock chip */ + ATARIHW_DECLARE(MSTE_CLK); /* Mega ST(E) clock chip */ + /* supporting hardware */ + ATARIHW_DECLARE(SCU); /* System Control Unit */ + ATARIHW_DECLARE(BLITTER); /* Blitter */ + ATARIHW_DECLARE(VME); /* VME Bus */ + } hw_present; + unsigned long mch_cookie; /* _MCH cookie from TOS */ +}; + +/* mch_cookie values (upper word) */ +#define ATARI_MCH_ST 0 +#define ATARI_MCH_STE 1 +#define ATARI_MCH_TT 2 +#define ATARI_MCH_FALCON 3 + +struct mem_info { + unsigned long addr; /* physical address of memory chunk */ + unsigned long size; /* length of memory chunk (in bytes) */ +}; + +#else /* __ASSEMBLY__ */ + +MI_addr = 0 +MI_size = MI_addr+4 +MI_sizeof = MI_size+4 + +#endif /* __ASSEMBLY__ */ + +#define NUM_MEMINFO 4 + +#define MACH_AMIGA 1 +#define MACH_ATARI 2 +#define MACH_MAC 3 + +/* + * CPU and FPU types + */ + +#define CPUB_68020 0 +#define CPUB_68030 1 +#define CPUB_68040 2 +#define CPUB_68060 3 +#define FPUB_68881 5 +#define FPUB_68882 6 +#define FPUB_68040 7 /* Internal FPU */ +#define FPUB_68060 8 /* Internal FPU */ + +#define CPU_68020 (1<<CPUB_68020) +#define CPU_68030 (1<<CPUB_68030) +#define CPU_68040 (1<<CPUB_68040) +#define CPU_68060 (1<<CPUB_68060) +#define CPU_MASK (31) +#define FPU_68881 (1<<FPUB_68881) +#define FPU_68882 (1<<FPUB_68882) +#define FPU_68040 (1<<FPUB_68040) /* Internal FPU */ +#define FPU_68060 (1<<FPUB_68060) /* Internal FPU */ +#define FPU_MASK (0xfe0) + +#define CL_SIZE (256) + +/* + * machine type definitions + */ + +#if !defined(CONFIG_AMIGA) +# define MACH_IS_AMIGA (0) +#elif defined(CONFIG_ATARI) || defined(CONFIG_MAC) +# define MACH_IS_AMIGA (boot_info.machtype == MACH_AMIGA) +#else +# define CONFIG_AMIGA_ONLY +# define MACH_IS_AMIGA (1) +# define MACH_TYPE (MACH_AMIGA) +#endif + +#if !defined(CONFIG_ATARI) +# define MACH_IS_ATARI (0) +#elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) +# define MACH_IS_ATARI (boot_info.machtype == MACH_ATARI) +#else +# define CONFIG_ATARI_ONLY +# define MACH_IS_ATARI (1) +# define MACH_TYPE (MACH_ATARI) +#endif + +#if defined(CONFIG_MAC) +# error Currently no Mac support! +#endif + +#ifndef MACH_TYPE +# define MACH_TYPE (boot_info.machtype) +#endif + +/* + * cpu type definitions + */ + +#if !defined(CONFIG_M68020) +# define CPU_IS_020 (0) +#elif defined(CONFIG_M68030) || defined(CONFIG_M68040) || defined(CONFIG_M68060) +# define CPU_IS_020 (boot_info.cputype & CPU_68020) +#else +# define CONFIG_M68020_ONLY +# define CPU_IS_020 (1) +#endif + +#if !defined(CONFIG_M68030) +# define CPU_IS_030 (0) +#elif defined(CONFIG_M68020) || defined(CONFIG_M68040) || defined(CONFIG_M68060) +# define CPU_IS_030 (boot_info.cputype & CPU_68030) +#else +# define CONFIG_M68030_ONLY +# define CPU_IS_030 (1) +#endif + +#if !defined(CONFIG_M68040) +# define CPU_IS_040 (0) +#elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68060) +# define CPU_IS_040 (boot_info.cputype & CPU_68040) +#else +# define CONFIG_M68040_ONLY +# define CPU_IS_040 (1) +#endif + +#if !defined(CONFIG_M68060) +# define CPU_IS_060 (0) +#elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68040) +# define CPU_IS_060 (boot_info.cputype & CPU_68060) +#else +# define CONFIG_M68060_ONLY +# define CPU_IS_060 (1) +#endif + +#if !defined(CONFIG_M68020) && !defined(CONFIG_M68030) +# define CPU_IS_020_OR_030 (0) +#else +# define CONFIG_M68020_OR_M68030 +# if defined(CONFIG_M68040) || defined(CONFIG_M68060) +# define CPU_IS_020_OR_030 (!m68k_is040or060) +# else +# define CONFIG_M68020_OR_M68030_ONLY +# define CPU_IS_020_OR_030 (1) +# endif +#endif + +#if !defined(CONFIG_M68040) && !defined(CONFIG_M68060) +# define CPU_IS_040_OR_060 (0) +#else +# define CONFIG_M68040_OR_M68060 +# if defined(CONFIG_M68020) || defined(CONFIG_M68030) +# define CPU_IS_040_OR_060 (m68k_is040or060) +# else +# define CONFIG_M68040_OR_M68060_ONLY +# define CPU_IS_040_OR_060 (1) +# endif +#endif + +#define CPU_TYPE (boot_info.cputype) + +#ifndef __ASSEMBLY__ +#ifdef __KERNEL__ + /* + * m68k_is040or060 is != 0 for a '040 or higher; + * used numbers are 4 for 68040 and 6 for 68060. + */ + +extern int m68k_is040or060; +#endif + +struct bootinfo { + unsigned long machtype; /* machine type */ + unsigned long cputype; /* system CPU & FPU */ + struct mem_info memory[NUM_MEMINFO]; /* memory description */ + int num_memory; /* # of memory blocks found */ + unsigned long ramdisk_size; /* ramdisk size in 1024 byte blocks */ + unsigned long ramdisk_addr; /* address of the ram disk in mem */ + char command_line[CL_SIZE]; /* kernel command line parameters */ + union { + struct bi_Amiga bi_ami; /* Amiga specific information */ + struct bi_Atari bi_ata; /* Atari specific information */ + } bi_un; +}; +#define bi_amiga bi_un.bi_ami +#define bi_atari bi_un.bi_ata +#define bi_mac bi_un.bi_mac + +extern struct bootinfo + boot_info; + +#else /* __ASSEMBLY__ */ + +BI_machtype = 0 +BI_cputype = BI_machtype+4 +BI_memory = BI_cputype+4 +BI_num_memory = BI_memory+(MI_sizeof*NUM_MEMINFO) +BI_ramdisk_size = BI_num_memory+4 +BI_ramdisk_addr = BI_ramdisk_size+4 +BI_command_line = BI_ramdisk_addr+4 +BI_un = BI_command_line+CL_SIZE + +#endif /* __ASSEMBLY__ */ + + +/* + * Stuff for bootinfo interface versioning + * + * At the start of kernel code, a 'struct bootversion' is located. bootstrap + * checks for a matching version of the interface before booting a kernel, to + * avoid user confusion if kernel and bootstrap don't work together :-) + * + * If incompatible changes are made to the bootinfo interface, the major + * number below should be stepped (and the minor reset to 0) for the + * appropriate machine. If a change is backward-compatible, the minor should + * be stepped. "Backwards-compatible" means that booting will work, but + * certain features may not. + */ + +#define BOOTINFOV_MAGIC 0x4249561A /* 'BIV^Z' */ +#define MK_BI_VERSION(major,minor) (((major)<<16)+(minor)) +#define BI_VERSION_MAJOR(v) (((v) >> 16) & 0xffff) +#define BI_VERSION_MINOR(v) ((v) & 0xffff) + +#ifndef __ASSEMBLY__ + +struct bootversion { + unsigned short branch; + unsigned long magic; + struct { + unsigned long machtype; + unsigned long version; + } machversions[0]; +}; + +#endif /* __ASSEMBLY__ */ + +#define AMIGA_BOOTI_VERSION MK_BI_VERSION( 1, 0 ) +#define ATARI_BOOTI_VERSION MK_BI_VERSION( 1, 0 ) + +#endif + + +#endif /* _M68K_SETUP_H */ |