115 lines
4.4 KiB
C
115 lines
4.4 KiB
C
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/*
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* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
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*
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* Bootinfo tags from linux bootinfo.h and bootinfo-mac.h:
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* This is an easily parsable and extendable structure containing all
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* information to be passed from the bootstrap to the kernel
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*
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* This structure is copied right after the kernel by the bootstrap
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* routine.
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*/
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#ifndef HW_M68K_BOOTINFO_H
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#define HW_M68K_BOOTINFO_H
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struct bi_record {
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uint16_t tag; /* tag ID */
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uint16_t size; /* size of record */
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uint32_t data[0]; /* data */
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};
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/* machine independent tags */
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#define BI_LAST 0x0000 /* last record */
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#define BI_MACHTYPE 0x0001 /* machine type (u_long) */
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#define BI_CPUTYPE 0x0002 /* cpu type (u_long) */
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#define BI_FPUTYPE 0x0003 /* fpu type (u_long) */
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#define BI_MMUTYPE 0x0004 /* mmu type (u_long) */
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#define BI_MEMCHUNK 0x0005 /* memory chunk address and size */
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/* (struct mem_info) */
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#define BI_RAMDISK 0x0006 /* ramdisk address and size */
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/* (struct mem_info) */
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#define BI_COMMAND_LINE 0x0007 /* kernel command line parameters */
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/* (string) */
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/* Macintosh-specific tags (all u_long) */
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#define BI_MAC_MODEL 0x8000 /* Mac Gestalt ID (model type) */
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#define BI_MAC_VADDR 0x8001 /* Mac video base address */
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#define BI_MAC_VDEPTH 0x8002 /* Mac video depth */
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#define BI_MAC_VROW 0x8003 /* Mac video rowbytes */
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#define BI_MAC_VDIM 0x8004 /* Mac video dimensions */
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#define BI_MAC_VLOGICAL 0x8005 /* Mac video logical base */
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#define BI_MAC_SCCBASE 0x8006 /* Mac SCC base address */
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#define BI_MAC_BTIME 0x8007 /* Mac boot time */
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#define BI_MAC_GMTBIAS 0x8008 /* Mac GMT timezone offset */
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#define BI_MAC_MEMSIZE 0x8009 /* Mac RAM size (sanity check) */
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#define BI_MAC_CPUID 0x800a /* Mac CPU type (sanity check) */
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#define BI_MAC_ROMBASE 0x800b /* Mac system ROM base address */
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/* Macintosh hardware profile data */
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#define BI_MAC_VIA1BASE 0x8010 /* Mac VIA1 base address (always present) */
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#define BI_MAC_VIA2BASE 0x8011 /* Mac VIA2 base address (type varies) */
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#define BI_MAC_VIA2TYPE 0x8012 /* Mac VIA2 type (VIA, RBV, OSS) */
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#define BI_MAC_ADBTYPE 0x8013 /* Mac ADB interface type */
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#define BI_MAC_ASCBASE 0x8014 /* Mac Apple Sound Chip base address */
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#define BI_MAC_SCSI5380 0x8015 /* Mac NCR 5380 SCSI (base address, multi) */
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#define BI_MAC_SCSIDMA 0x8016 /* Mac SCSI DMA (base address) */
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#define BI_MAC_SCSI5396 0x8017 /* Mac NCR 53C96 SCSI (base address, multi) */
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#define BI_MAC_IDETYPE 0x8018 /* Mac IDE interface type */
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#define BI_MAC_IDEBASE 0x8019 /* Mac IDE interface base address */
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#define BI_MAC_NUBUS 0x801a /* Mac Nubus type (none, regular, pseudo) */
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#define BI_MAC_SLOTMASK 0x801b /* Mac Nubus slots present */
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#define BI_MAC_SCCTYPE 0x801c /* Mac SCC serial type (normal, IOP) */
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#define BI_MAC_ETHTYPE 0x801d /* Mac builtin ethernet type (Sonic, MACE */
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#define BI_MAC_ETHBASE 0x801e /* Mac builtin ethernet base address */
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#define BI_MAC_PMU 0x801f /* Mac power management / poweroff hardware */
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#define BI_MAC_IOP_SWIM 0x8020 /* Mac SWIM floppy IOP */
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#define BI_MAC_IOP_ADB 0x8021 /* Mac ADB IOP */
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#define BOOTINFO0(as, base, id) \
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do { \
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stw_phys(as, base, id); \
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base += 2; \
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stw_phys(as, base, sizeof(struct bi_record)); \
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base += 2; \
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} while (0)
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#define BOOTINFO1(as, base, id, value) \
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do { \
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stw_phys(as, base, id); \
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base += 2; \
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stw_phys(as, base, sizeof(struct bi_record) + 4); \
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base += 2; \
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stl_phys(as, base, value); \
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base += 4; \
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} while (0)
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#define BOOTINFO2(as, base, id, value1, value2) \
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do { \
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stw_phys(as, base, id); \
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base += 2; \
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stw_phys(as, base, sizeof(struct bi_record) + 8); \
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base += 2; \
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stl_phys(as, base, value1); \
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base += 4; \
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stl_phys(as, base, value2); \
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base += 4; \
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} while (0)
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#define BOOTINFOSTR(as, base, id, string) \
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do { \
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int i; \
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stw_phys(as, base, id); \
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base += 2; \
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stw_phys(as, base, \
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(sizeof(struct bi_record) + strlen(string) + 2) & ~1); \
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base += 2; \
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for (i = 0; string[i]; i++) { \
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stb_phys(as, base++, string[i]); \
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} \
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stb_phys(as, base++, 0); \
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base = (parameters_base + 1) & ~1; \
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} while (0)
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#endif
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