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1/*2 * Copyright 2008 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Author: Stanislaw Skowronek23 */24 25#ifndef ATOM_H26#define ATOM_H27 28#include <linux/mutex.h>29#include <linux/types.h>30 31#define ATOM_BIOS_MAGIC 0xAA5532#define ATOM_ATI_MAGIC_PTR 0x3033#define ATOM_ATI_MAGIC " 761295520"34#define ATOM_ROM_TABLE_PTR 0x4835 36#define ATOM_ROM_MAGIC "ATOM"37#define ATOM_ROM_MAGIC_PTR 438 39#define ATOM_ROM_MSG_PTR 0x1040#define ATOM_ROM_CMD_PTR 0x1E41#define ATOM_ROM_DATA_PTR 0x2042 43#define ATOM_CMD_INIT 044#define ATOM_CMD_SETSCLK 0x0A45#define ATOM_CMD_SETMCLK 0x0B46#define ATOM_CMD_SETPCLK 0x0C47#define ATOM_CMD_SPDFANCNTL 0x3948 49#define ATOM_DATA_FWI_PTR 0xC50#define ATOM_DATA_IIO_PTR 0x3251 52#define ATOM_FWI_DEFSCLK_PTR 853#define ATOM_FWI_DEFMCLK_PTR 0xC54#define ATOM_FWI_MAXSCLK_PTR 0x2455#define ATOM_FWI_MAXMCLK_PTR 0x2856 57#define ATOM_CT_SIZE_PTR 058#define ATOM_CT_WS_PTR 459#define ATOM_CT_PS_PTR 560#define ATOM_CT_PS_MASK 0x7F61#define ATOM_CT_CODE_PTR 662 63#define ATOM_OP_CNT 12364#define ATOM_OP_EOT 9165 66#define ATOM_CASE_MAGIC 0x6367#define ATOM_CASE_END 0x5A5A68 69#define ATOM_ARG_REG 070#define ATOM_ARG_PS 171#define ATOM_ARG_WS 272#define ATOM_ARG_FB 373#define ATOM_ARG_ID 474#define ATOM_ARG_IMM 575#define ATOM_ARG_PLL 676#define ATOM_ARG_MC 777 78#define ATOM_SRC_DWORD 079#define ATOM_SRC_WORD0 180#define ATOM_SRC_WORD8 281#define ATOM_SRC_WORD16 382#define ATOM_SRC_BYTE0 483#define ATOM_SRC_BYTE8 584#define ATOM_SRC_BYTE16 685#define ATOM_SRC_BYTE24 786 87#define ATOM_WS_QUOTIENT 0x4088#define ATOM_WS_REMAINDER 0x4189#define ATOM_WS_DATAPTR 0x4290#define ATOM_WS_SHIFT 0x4391#define ATOM_WS_OR_MASK 0x4492#define ATOM_WS_AND_MASK 0x4593#define ATOM_WS_FB_WINDOW 0x4694#define ATOM_WS_ATTRIBUTES 0x4795#define ATOM_WS_REGPTR 0x4896 97#define ATOM_IIO_NOP 098#define ATOM_IIO_START 199#define ATOM_IIO_READ 2100#define ATOM_IIO_WRITE 3101#define ATOM_IIO_CLEAR 4102#define ATOM_IIO_SET 5103#define ATOM_IIO_MOVE_INDEX 6104#define ATOM_IIO_MOVE_ATTR 7105#define ATOM_IIO_MOVE_DATA 8106#define ATOM_IIO_END 9107 108#define ATOM_IO_MM 0109#define ATOM_IO_PCI 1110#define ATOM_IO_SYSIO 2111#define ATOM_IO_IIO 0x80112 113struct card_info {114 struct drm_device *dev;115 void (* reg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */116 uint32_t (* reg_read)(struct card_info *, uint32_t); /* filled by driver */117 void (* ioreg_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */118 uint32_t (* ioreg_read)(struct card_info *, uint32_t); /* filled by driver */119 void (* mc_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */120 uint32_t (* mc_read)(struct card_info *, uint32_t); /* filled by driver */121 void (* pll_write)(struct card_info *, uint32_t, uint32_t); /* filled by driver */122 uint32_t (* pll_read)(struct card_info *, uint32_t); /* filled by driver */123};124 125struct atom_context {126 struct card_info *card;127 struct mutex mutex;128 struct mutex scratch_mutex;129 void *bios;130 uint32_t cmd_table, data_table;131 uint16_t *iio;132 133 uint16_t data_block;134 uint32_t fb_base;135 uint32_t divmul[2];136 uint16_t io_attr;137 uint16_t reg_block;138 uint8_t shift;139 int cs_equal, cs_above;140 int io_mode;141 uint32_t *scratch;142 int scratch_size_bytes;143};144 145extern int atom_debug;146 147struct atom_context *atom_parse(struct card_info *, void *);148int atom_execute_table(struct atom_context *, int, uint32_t *, int);149int atom_execute_table_scratch_unlocked(struct atom_context *, int, uint32_t *, int);150int atom_asic_init(struct atom_context *);151void atom_destroy(struct atom_context *);152bool atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size,153 uint8_t *frev, uint8_t *crev, uint16_t *data_start);154bool atom_parse_cmd_header(struct atom_context *ctx, int index,155 uint8_t *frev, uint8_t *crev);156int atom_allocate_fb_scratch(struct atom_context *ctx);157 158struct i2c_msg;159struct i2c_adapter;160int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap,161 struct i2c_msg *msgs, int num);162u32 radeon_atom_hw_i2c_func(struct i2c_adapter *adap);163 164#include "atom-types.h"165#include "atombios.h"166#include "ObjectID.h"167 168#endif169