diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h new file mode 100644 index 000000000..b61cfb077 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_BIOS_H__ +#define __NVKM_BIOS_H__ +#include <core/subdev.h> + +struct nvkm_bios { + struct nvkm_subdev subdev; + u32 size; + u8 *data; + + u32 image0_size; + u32 imaged_addr; + + u32 bmp_offset; + u32 bit_offset; + + struct { + u8 major; + u8 chip; + u8 minor; + u8 micro; + u8 patch; + } version; +}; + +u8 nvbios_checksum(const u8 *data, int size); +u16 nvbios_findstr(const u8 *data, int size, const char *str, int len); +int nvbios_memcmp(struct nvkm_bios *, u32 addr, const char *, u32 len); +u8 nvbios_rd08(struct nvkm_bios *, u32 addr); +u16 nvbios_rd16(struct nvkm_bios *, u32 addr); +u32 nvbios_rd32(struct nvkm_bios *, u32 addr); + +int nvkm_bios_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_bios **); +#endif |