summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h34
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..979e9a144
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#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 *, int, struct nvkm_bios **);
+#endif