/*
* 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_H
#define ATOM_H
#include <linux/types.h>
struct drm_device;
#define ATOM_BIOS_MAGIC 0 xAA55
#define ATOM_ATI_MAGIC_PTR 0 x30
#define ATOM_ATI_MAGIC " 761295520"
#define ATOM_ROM_TABLE_PTR 0 x48
#define ATOM_ROM_MAGIC "ATOM"
#define ATOM_ROM_MAGIC_PTR 4
#define ATOM_ROM_MSG_PTR 0 x10
#define ATOM_ROM_CMD_PTR 0 x1E
#define ATOM_ROM_DATA_PTR 0 x20
#define ATOM_CMD_INIT 0
#define ATOM_CMD_SETSCLK 0 x0A
#define ATOM_CMD_SETMCLK 0 x0B
#define ATOM_CMD_SETPCLK 0 x0C
#define ATOM_CMD_SPDFANCNTL 0 x39
#define ATOM_DATA_FWI_PTR 0 xC
#define ATOM_DATA_IIO_PTR 0 x32
#define ATOM_FWI_DEFSCLK_PTR 8
#define ATOM_FWI_DEFMCLK_PTR 0 xC
#define ATOM_FWI_MAXSCLK_PTR 0 x24
#define ATOM_FWI_MAXMCLK_PTR 0 x28
#define ATOM_CT_SIZE_PTR 0
#define ATOM_CT_WS_PTR 4
#define ATOM_CT_PS_PTR 5
#define ATOM_CT_PS_MASK 0 x7F
#define ATOM_CT_CODE_PTR 6
#define ATOM_OP_CNT 127
#define ATOM_OP_EOT 91
#define ATOM_CASE_MAGIC 0 x63
#define ATOM_CASE_END 0 x5A5A
#define ATOM_ARG_REG 0
#define ATOM_ARG_PS 1
#define ATOM_ARG_WS 2
#define ATOM_ARG_FB 3
#define ATOM_ARG_ID 4
#define ATOM_ARG_IMM 5
#define ATOM_ARG_PLL 6
#define ATOM_ARG_MC 7
#define ATOM_SRC_DWORD 0
#define ATOM_SRC_WORD0 1
#define ATOM_SRC_WORD8 2
#define ATOM_SRC_WORD16 3
#define ATOM_SRC_BYTE0 4
#define ATOM_SRC_BYTE8 5
#define ATOM_SRC_BYTE16 6
#define ATOM_SRC_BYTE24 7
#define ATOM_WS_QUOTIENT 0 x40
#define ATOM_WS_REMAINDER 0 x41
#define ATOM_WS_DATAPTR 0 x42
#define ATOM_WS_SHIFT 0 x43
#define ATOM_WS_OR_MASK 0 x44
#define ATOM_WS_AND_MASK 0 x45
#define ATOM_WS_FB_WINDOW 0 x46
#define ATOM_WS_ATTRIBUTES 0 x47
#define ATOM_WS_REGPTR 0 x48
#define ATOM_IIO_NOP 0
#define ATOM_IIO_START 1
#define ATOM_IIO_READ 2
#define ATOM_IIO_WRITE 3
#define ATOM_IIO_CLEAR 4
#define ATOM_IIO_SET 5
#define ATOM_IIO_MOVE_INDEX 6
#define ATOM_IIO_MOVE_ATTR 7
#define ATOM_IIO_MOVE_DATA 8
#define ATOM_IIO_END 9
#define ATOM_IO_MM 0
#define ATOM_IO_PCI 1
#define ATOM_IO_SYSIO 2
#define ATOM_IO_IIO 0 x80
#define STRLEN_NORMAL 32
#define STRLEN_LONG 64
#define STRLEN_VERYLONG 254
struct card_info {
struct drm_device *dev;
void (*reg_write)(struct card_info *info,
u32 reg, uint32_t val); /* filled by driver */
uint32_t (*reg_read)(struct card_info *info, uint32_t reg); /* filled by driver */
void (*mc_write)(struct card_info *info,
u32 reg, uint32_t val); /* filled by driver */
uint32_t (*mc_read)(struct card_info *info, uint32_t reg); /* filled by driver */
void (*pll_write)(struct card_info *info,
u32 reg, uint32_t val); /* filled by driver */
uint32_t (*pll_read)(struct card_info *info, uint32_t reg); /* filled by driver */
};
struct atom_context {
struct card_info *card;
struct mutex mutex;
void *bios;
uint32_t cmd_table, data_table;
uint16_t *iio;
uint16_t data_block;
uint32_t fb_base;
uint32_t divmul[2 ];
uint16_t io_attr;
uint16_t reg_block;
uint8_t shift;
int cs_equal, cs_above;
int io_mode;
uint32_t *scratch;
int scratch_size_bytes;
uint8_t name[STRLEN_LONG];
uint8_t vbios_pn[STRLEN_LONG];
uint32_t version;
uint8_t vbios_ver_str[STRLEN_NORMAL];
uint8_t date[STRLEN_NORMAL];
};
extern int amdgpu_atom_debug;
struct atom_context *amdgpu_atom_parse(struct card_info *card, void *bios);
int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params, int params_size);
int amdgpu_atom_asic_init(struct atom_context *ctx);
void amdgpu_atom_destroy(struct atom_context *ctx);
bool amdgpu_atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size,
uint8_t *frev, uint8_t *crev, uint16_t *data_start);
bool amdgpu_atom_parse_cmd_header(struct atom_context *ctx, int index,
uint8_t *frev, uint8_t *crev);
#include "atom-types.h"
#include "atombios.h"
#include "ObjectID.h"
#endif
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(vorverarbeitet am 2026-10-03)
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