176fdcbddf
This commit adds the initial code needed to boot the GSP-RM firmware provided by NVIDIA, bringing with it the beginnings of Ada support. Until it's had more testing and time to bake, support is disabled by default (except on Ada). GSP-RM usage can be enabled by passing the "config=NvGspRm=1" module option. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230918202149.4343-33-skeggsb@gmail.com
35 lines
818 B
C
35 lines
818 B
C
/* SPDX-License-Identifier: MIT */
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#ifndef __NVKM_BIOS_H__
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#define __NVKM_BIOS_H__
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#include <core/subdev.h>
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struct nvkm_bios {
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struct nvkm_subdev subdev;
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u32 size;
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u8 *data;
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u32 image0_size;
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u32 imaged_addr;
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u32 bmp_offset;
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u32 bit_offset;
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struct {
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u8 major;
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u8 chip;
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u8 minor;
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u8 micro;
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u8 patch;
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} version;
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};
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u8 nvbios_checksum(const u8 *data, int size);
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u16 nvbios_findstr(const u8 *data, int size, const char *str, int len);
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int nvbios_memcmp(struct nvkm_bios *, u32 addr, const char *, u32 len);
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u8 nvbios_rd08(struct nvkm_bios *, u32 addr);
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u16 nvbios_rd16(struct nvkm_bios *, u32 addr);
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u32 nvbios_rd32(struct nvkm_bios *, u32 addr);
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void *nvbios_pointer(struct nvkm_bios *, u32 addr);
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int nvkm_bios_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_bios **);
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#endif
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