1*677dec6eSriastradh /* $NetBSD: atom.h,v 1.4 2021/12/18 23:45:42 riastradh Exp $ */ 24e59feabSriastradh 3cb459498Sriastradh /* 4cb459498Sriastradh * Copyright 2008 Advanced Micro Devices, Inc. 5cb459498Sriastradh * 6cb459498Sriastradh * Permission is hereby granted, free of charge, to any person obtaining a 7cb459498Sriastradh * copy of this software and associated documentation files (the "Software"), 8cb459498Sriastradh * to deal in the Software without restriction, including without limitation 9cb459498Sriastradh * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10cb459498Sriastradh * and/or sell copies of the Software, and to permit persons to whom the 11cb459498Sriastradh * Software is furnished to do so, subject to the following conditions: 12cb459498Sriastradh * 13cb459498Sriastradh * The above copyright notice and this permission notice shall be included in 14cb459498Sriastradh * all copies or substantial portions of the Software. 15cb459498Sriastradh * 16cb459498Sriastradh * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17cb459498Sriastradh * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18cb459498Sriastradh * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19cb459498Sriastradh * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20cb459498Sriastradh * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21cb459498Sriastradh * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22cb459498Sriastradh * OTHER DEALINGS IN THE SOFTWARE. 23cb459498Sriastradh * 24cb459498Sriastradh * Author: Stanislaw Skowronek 25cb459498Sriastradh */ 26cb459498Sriastradh 27cb459498Sriastradh #ifndef ATOM_H 28cb459498Sriastradh #define ATOM_H 29cb459498Sriastradh 30*677dec6eSriastradh #include <linux/mutex.h> 31cb459498Sriastradh #include <linux/types.h> 32cb459498Sriastradh 33cb459498Sriastradh #define ATOM_BIOS_MAGIC 0xAA55 34cb459498Sriastradh #define ATOM_ATI_MAGIC_PTR 0x30 35cb459498Sriastradh #define ATOM_ATI_MAGIC " 761295520" 36cb459498Sriastradh #define ATOM_ROM_TABLE_PTR 0x48 37cb459498Sriastradh 38cb459498Sriastradh #define ATOM_ROM_MAGIC "ATOM" 39cb459498Sriastradh #define ATOM_ROM_MAGIC_PTR 4 40cb459498Sriastradh 41cb459498Sriastradh #define ATOM_ROM_MSG_PTR 0x10 42cb459498Sriastradh #define ATOM_ROM_CMD_PTR 0x1E 43cb459498Sriastradh #define ATOM_ROM_DATA_PTR 0x20 44cb459498Sriastradh 45cb459498Sriastradh #define ATOM_CMD_INIT 0 46cb459498Sriastradh #define ATOM_CMD_SETSCLK 0x0A 47cb459498Sriastradh #define ATOM_CMD_SETMCLK 0x0B 48cb459498Sriastradh #define ATOM_CMD_SETPCLK 0x0C 49cb459498Sriastradh #define ATOM_CMD_SPDFANCNTL 0x39 50cb459498Sriastradh 51cb459498Sriastradh #define ATOM_DATA_FWI_PTR 0xC 52cb459498Sriastradh #define ATOM_DATA_IIO_PTR 0x32 53cb459498Sriastradh 54cb459498Sriastradh #define ATOM_FWI_DEFSCLK_PTR 8 55cb459498Sriastradh #define ATOM_FWI_DEFMCLK_PTR 0xC 56cb459498Sriastradh #define ATOM_FWI_MAXSCLK_PTR 0x24 57cb459498Sriastradh #define ATOM_FWI_MAXMCLK_PTR 0x28 58cb459498Sriastradh 59cb459498Sriastradh #define ATOM_CT_SIZE_PTR 0 60cb459498Sriastradh #define ATOM_CT_WS_PTR 4 61cb459498Sriastradh #define ATOM_CT_PS_PTR 5 62cb459498Sriastradh #define ATOM_CT_PS_MASK 0x7F 63cb459498Sriastradh #define ATOM_CT_CODE_PTR 6 64cb459498Sriastradh 65cb459498Sriastradh #define ATOM_OP_CNT 123 66cb459498Sriastradh #define ATOM_OP_EOT 91 67cb459498Sriastradh 68cb459498Sriastradh #define ATOM_CASE_MAGIC 0x63 69cb459498Sriastradh #define ATOM_CASE_END 0x5A5A 70cb459498Sriastradh 71cb459498Sriastradh #define ATOM_ARG_REG 0 72cb459498Sriastradh #define ATOM_ARG_PS 1 73cb459498Sriastradh #define ATOM_ARG_WS 2 74cb459498Sriastradh #define ATOM_ARG_FB 3 75cb459498Sriastradh #define ATOM_ARG_ID 4 76cb459498Sriastradh #define ATOM_ARG_IMM 5 77cb459498Sriastradh #define ATOM_ARG_PLL 6 78cb459498Sriastradh #define ATOM_ARG_MC 7 79cb459498Sriastradh 80cb459498Sriastradh #define ATOM_SRC_DWORD 0 81cb459498Sriastradh #define ATOM_SRC_WORD0 1 82cb459498Sriastradh #define ATOM_SRC_WORD8 2 83cb459498Sriastradh #define ATOM_SRC_WORD16 3 84cb459498Sriastradh #define ATOM_SRC_BYTE0 4 85cb459498Sriastradh #define ATOM_SRC_BYTE8 5 86cb459498Sriastradh #define ATOM_SRC_BYTE16 6 87cb459498Sriastradh #define ATOM_SRC_BYTE24 7 88cb459498Sriastradh 89cb459498Sriastradh #define ATOM_WS_QUOTIENT 0x40 90cb459498Sriastradh #define ATOM_WS_REMAINDER 0x41 91cb459498Sriastradh #define ATOM_WS_DATAPTR 0x42 92cb459498Sriastradh #define ATOM_WS_SHIFT 0x43 93cb459498Sriastradh #define ATOM_WS_OR_MASK 0x44 94cb459498Sriastradh #define ATOM_WS_AND_MASK 0x45 95cb459498Sriastradh #define ATOM_WS_FB_WINDOW 0x46 96cb459498Sriastradh #define ATOM_WS_ATTRIBUTES 0x47 97cb459498Sriastradh #define ATOM_WS_REGPTR 0x48 98cb459498Sriastradh 99cb459498Sriastradh #define ATOM_IIO_NOP 0 100cb459498Sriastradh #define ATOM_IIO_START 1 101cb459498Sriastradh #define ATOM_IIO_READ 2 102cb459498Sriastradh #define ATOM_IIO_WRITE 3 103cb459498Sriastradh #define ATOM_IIO_CLEAR 4 104cb459498Sriastradh #define ATOM_IIO_SET 5 105cb459498Sriastradh #define ATOM_IIO_MOVE_INDEX 6 106cb459498Sriastradh #define ATOM_IIO_MOVE_ATTR 7 107cb459498Sriastradh #define ATOM_IIO_MOVE_DATA 8 108cb459498Sriastradh #define ATOM_IIO_END 9 109cb459498Sriastradh 110cb459498Sriastradh #define ATOM_IO_MM 0 111cb459498Sriastradh #define ATOM_IO_PCI 1 112cb459498Sriastradh #define ATOM_IO_SYSIO 2 113cb459498Sriastradh #define ATOM_IO_IIO 0x80 114cb459498Sriastradh 115cb459498Sriastradh struct card_info { 116cb459498Sriastradh struct drm_device *dev; 117cb459498Sriastradh void (* reg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ 118cb459498Sriastradh uint32_t (* reg_read)(struct card_info *, uint32_t); /* filled by driver */ 119cb459498Sriastradh void (* ioreg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ 120cb459498Sriastradh uint32_t (* ioreg_read)(struct card_info *, uint32_t); /* filled by driver */ 121cb459498Sriastradh void (* mc_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ 122cb459498Sriastradh uint32_t (* mc_read)(struct card_info *, uint32_t); /* filled by driver */ 123cb459498Sriastradh void (* pll_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */ 124cb459498Sriastradh uint32_t (* pll_read)(struct card_info *, uint32_t); /* filled by driver */ 125cb459498Sriastradh }; 126cb459498Sriastradh 127cb459498Sriastradh struct atom_context { 128cb459498Sriastradh struct card_info *card; 129cb459498Sriastradh struct mutex mutex; 1304e59feabSriastradh struct mutex scratch_mutex; 1317b7df45fSriastradh uint8_t *bios; 132cb459498Sriastradh uint32_t cmd_table, data_table; 133cb459498Sriastradh uint16_t *iio; 134cb459498Sriastradh 135cb459498Sriastradh uint16_t data_block; 136cb459498Sriastradh uint32_t fb_base; 137cb459498Sriastradh uint32_t divmul[2]; 138cb459498Sriastradh uint16_t io_attr; 139cb459498Sriastradh uint16_t reg_block; 140cb459498Sriastradh uint8_t shift; 141cb459498Sriastradh int cs_equal, cs_above; 142cb459498Sriastradh int io_mode; 143cb459498Sriastradh uint32_t *scratch; 144cb459498Sriastradh int scratch_size_bytes; 145cb459498Sriastradh }; 146cb459498Sriastradh 147cb459498Sriastradh extern int atom_debug; 148cb459498Sriastradh 149cb459498Sriastradh struct atom_context *atom_parse(struct card_info *, void *); 150cb459498Sriastradh int atom_execute_table(struct atom_context *, int, uint32_t *); 1514e59feabSriastradh int atom_execute_table_scratch_unlocked(struct atom_context *, int, uint32_t *); 152cb459498Sriastradh int atom_asic_init(struct atom_context *); 153cb459498Sriastradh void atom_destroy(struct atom_context *); 154cb459498Sriastradh bool atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size, 155cb459498Sriastradh uint8_t *frev, uint8_t *crev, uint16_t *data_start); 156cb459498Sriastradh bool atom_parse_cmd_header(struct atom_context *ctx, int index, 157cb459498Sriastradh uint8_t *frev, uint8_t *crev); 158cb459498Sriastradh int atom_allocate_fb_scratch(struct atom_context *ctx); 159cb459498Sriastradh #include "atom-types.h" 160cb459498Sriastradh #include "atombios.h" 161cb459498Sriastradh #include "ObjectID.h" 162cb459498Sriastradh 163cb459498Sriastradh #endif 164