drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h

   1 #ifndef __NVKM_BIOS_H__
   2 #define __NVKM_BIOS_H__
   3 #include <core/subdev.h>
   4
   5 struct nvkm_bios {
   6         struct nvkm_subdev subdev;
   7         u32 size;
   8         u8 *data;
   9
  10         u32 bmp_offset;
  11         u32 bit_offset;
  12
  13         struct {
  14                 u8 major;
  15                 u8 chip;
  16                 u8 minor;
  17                 u8 micro;
  18                 u8 patch;
  19         } version;
  20 };
  21
  22 u8  nvbios_checksum(const u8 *data, int size);
  23 u16 nvbios_findstr(const u8 *data, int size, const char *str, int len);
  24 int nvbios_memcmp(struct nvkm_bios *, u32 addr, const char *, u32 len);
  25
  26 #define nvbios_rd08(b,o) (b)->data[(o)]
  27 #define nvbios_rd16(b,o) get_unaligned_le16(&(b)->data[(o)])
  28 #define nvbios_rd32(b,o) get_unaligned_le32(&(b)->data[(o)])
  29
  30 int nvkm_bios_new(struct nvkm_device *, int, struct nvkm_bios **);
  31 #endif