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m68k: Introduce a virtual m68k machine

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This machine allows to have up to 3.2 GiB and 128 Virtio devices.

It is based on android goldfish devices.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Link: https://lore.kernel.org/r/20220406201523.243733-5-laurent@vivier.eu
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Laurent Vivier
2022-04-06 22:15:23 +02:00
committed by Geert Uytterhoeven
parent c92e7ef164
commit 05d51e42df
19 changed files with 595 additions and 17 deletions
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18
arch/m68k/include/uapi/asm/bootinfo-virt.h Normal file
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@@ -0,0 +1,18 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* asm/bootinfo-virt.h -- Virtual-m68k-specific boot information definitions
*/
#ifndef _UAPI_ASM_M68K_BOOTINFO_VIRT_H
#define _UAPI_ASM_M68K_BOOTINFO_VIRT_H
#define BI_VIRT_QEMU_VERSION 0x8000
#define BI_VIRT_GF_PIC_BASE 0x8001
#define BI_VIRT_GF_RTC_BASE 0x8002
#define BI_VIRT_GF_TTY_BASE 0x8003
#define BI_VIRT_VIRTIO_BASE 0x8004
#define BI_VIRT_CTRL_BASE 0x8005
#define VIRT_BOOTI_VERSION MK_BI_VERSION(2, 0)
#endif /* _UAPI_ASM_M68K_BOOTINFO_MAC_H */

1
arch/m68k/include/uapi/asm/bootinfo.h
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@@ -83,6 +83,7 @@ struct mem_info {
#define MACH_SUN3X 11
#define MACH_M54XX 12
#define MACH_M5441X 13
#define MACH_VIRT 14
/*