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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/radeon/atom-bits.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/radeon/atom-bits.h')
-rw-r--r-- | drivers/gpu/drm/radeon/atom-bits.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atom-bits.h b/drivers/gpu/drm/radeon/atom-bits.h new file mode 100644 index 0000000000..e8fae5c775 --- /dev/null +++ b/drivers/gpu/drm/radeon/atom-bits.h @@ -0,0 +1,48 @@ +/* + * Copyright 2008 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Author: Stanislaw Skowronek + */ + +#ifndef ATOM_BITS_H +#define ATOM_BITS_H + +static inline uint8_t get_u8(void *bios, int ptr) +{ + return ((unsigned char *)bios)[ptr]; +} +#define U8(ptr) get_u8(ctx->ctx->bios, (ptr)) +#define CU8(ptr) get_u8(ctx->bios, (ptr)) +static inline uint16_t get_u16(void *bios, int ptr) +{ + return get_u8(bios ,ptr)|(((uint16_t)get_u8(bios, ptr+1))<<8); +} +#define U16(ptr) get_u16(ctx->ctx->bios, (ptr)) +#define CU16(ptr) get_u16(ctx->bios, (ptr)) +static inline uint32_t get_u32(void *bios, int ptr) +{ + return get_u16(bios, ptr)|(((uint32_t)get_u16(bios, ptr+2))<<16); +} +#define U32(ptr) get_u32(ctx->ctx->bios, (ptr)) +#define CU32(ptr) get_u32(ctx->bios, (ptr)) +#define CSTR(ptr) (((char *)(ctx->bios))+(ptr)) + +#endif |