40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2025, Kuan-Wei Chiu <visitorckw@gmail.com>
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*
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* Definitions for the m68k bootinfo interface.
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*/
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#ifndef _ASM_M68K_BOOTINFO_H
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#define _ASM_M68K_BOOTINFO_H
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#ifndef __ASSEMBLY__
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struct bi_record {
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unsigned short tag; /* tag ID */
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unsigned short size; /* size of record (in bytes) */
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unsigned long data[0]; /* data */
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};
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#endif /* __ASSEMBLY__ */
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/* Bootinfo Tag IDs */
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#define BI_LAST 0x0000
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#define BI_MACHTYPE 0x0001
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#define BI_CPUTYPE 0x0002
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#define BI_FPUTYPE 0x0003
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#define BI_MMUTYPE 0x0004
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#define BI_MEMCHUNK 0x0005
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#define BI_RAMDISK 0x0006
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#define BI_COMMAND_LINE 0x0007
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/* QEMU virt specific tags */
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#define BI_VIRT_QEMU_VERSION 0x8000
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#define BI_VIRT_GF_PIC_BASE 0x8001
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#define BI_VIRT_GF_RTC_BASE 0x8002
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#define BI_VIRT_GF_TTY_BASE 0x8003
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#define BI_VIRT_VIRTIO_BASE 0x8004
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#define BI_VIRT_CTRL_BASE 0x8005
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#endif /* _ASM_M68K_BOOTINFO_H */
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