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hw.c
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/*
* Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation;
* either version 2, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE.See the GNU General Public License
* for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "global.h"
#include "via_hw.h"
static struct pll_map pll_value[] = {
{CLK_25_175M, CLE266_PLL_25_175M, K800_PLL_25_175M,
CX700_25_175M, VX855_25_175M},
{CLK_29_581M, CLE266_PLL_29_581M, K800_PLL_29_581M,
CX700_29_581M, VX855_29_581M},
{CLK_26_880M, CLE266_PLL_26_880M, K800_PLL_26_880M,
CX700_26_880M, VX855_26_880M},
{CLK_31_490M, CLE266_PLL_31_490M, K800_PLL_31_490M,
CX700_31_490M, VX855_31_490M},
{CLK_31_500M, CLE266_PLL_31_500M, K800_PLL_31_500M,
CX700_31_500M, VX855_31_500M},
{CLK_31_728M, CLE266_PLL_31_728M, K800_PLL_31_728M,
CX700_31_728M, VX855_31_728M},
{CLK_32_668M, CLE266_PLL_32_668M, K800_PLL_32_668M,
CX700_32_668M, VX855_32_668M},
{CLK_36_000M, CLE266_PLL_36_000M, K800_PLL_36_000M,
CX700_36_000M, VX855_36_000M},
{CLK_40_000M, CLE266_PLL_40_000M, K800_PLL_40_000M,
CX700_40_000M, VX855_40_000M},
{CLK_41_291M, CLE266_PLL_41_291M, K800_PLL_41_291M,
CX700_41_291M, VX855_41_291M},
{CLK_43_163M, CLE266_PLL_43_163M, K800_PLL_43_163M,
CX700_43_163M, VX855_43_163M},
{CLK_45_250M, CLE266_PLL_45_250M, K800_PLL_45_250M,
CX700_45_250M, VX855_45_250M},
{CLK_46_000M, CLE266_PLL_46_000M, K800_PLL_46_000M,
CX700_46_000M, VX855_46_000M},
{CLK_46_996M, CLE266_PLL_46_996M, K800_PLL_46_996M,
CX700_46_996M, VX855_46_996M},
{CLK_48_000M, CLE266_PLL_48_000M, K800_PLL_48_000M,
CX700_48_000M, VX855_48_000M},
{CLK_48_875M, CLE266_PLL_48_875M, K800_PLL_48_875M,
CX700_48_875M, VX855_48_875M},
{CLK_49_500M, CLE266_PLL_49_500M, K800_PLL_49_500M,
CX700_49_500M, VX855_49_500M},
{CLK_52_406M, CLE266_PLL_52_406M, K800_PLL_52_406M,
CX700_52_406M, VX855_52_406M},
{CLK_52_977M, CLE266_PLL_52_977M, K800_PLL_52_977M,
CX700_52_977M, VX855_52_977M},
{CLK_56_250M, CLE266_PLL_56_250M, K800_PLL_56_250M,
CX700_56_250M, VX855_56_250M},
{CLK_57_275M, 0, 0, 0, VX855_57_275M},
{CLK_60_466M, CLE266_PLL_60_466M, K800_PLL_60_466M,
CX700_60_466M, VX855_60_466M},
{CLK_61_500M, CLE266_PLL_61_500M, K800_PLL_61_500M,
CX700_61_500M, VX855_61_500M},
{CLK_65_000M, CLE266_PLL_65_000M, K800_PLL_65_000M,
CX700_65_000M, VX855_65_000M},
{CLK_65_178M, CLE266_PLL_65_178M, K800_PLL_65_178M,
CX700_65_178M, VX855_65_178M},
{CLK_66_750M, CLE266_PLL_66_750M, K800_PLL_66_750M,
CX700_66_750M, VX855_66_750M},
{CLK_68_179M, CLE266_PLL_68_179M, K800_PLL_68_179M,
CX700_68_179M, VX855_68_179M},
{CLK_69_924M, CLE266_PLL_69_924M, K800_PLL_69_924M,
CX700_69_924M, VX855_69_924M},
{CLK_70_159M, CLE266_PLL_70_159M, K800_PLL_70_159M,
CX700_70_159M, VX855_70_159M},
{CLK_72_000M, CLE266_PLL_72_000M, K800_PLL_72_000M,
CX700_72_000M, VX855_72_000M},
{CLK_78_750M, CLE266_PLL_78_750M, K800_PLL_78_750M,
CX700_78_750M, VX855_78_750M},
{CLK_80_136M, CLE266_PLL_80_136M, K800_PLL_80_136M,
CX700_80_136M, VX855_80_136M},
{CLK_83_375M, CLE266_PLL_83_375M, K800_PLL_83_375M,
CX700_83_375M, VX855_83_375M},
{CLK_83_950M, CLE266_PLL_83_950M, K800_PLL_83_950M,
CX700_83_950M, VX855_83_950M},
{CLK_84_750M, CLE266_PLL_84_750M, K800_PLL_84_750M,
CX700_84_750M, VX855_84_750M},
{CLK_85_860M, CLE266_PLL_85_860M, K800_PLL_85_860M,
CX700_85_860M, VX855_85_860M},
{CLK_88_750M, CLE266_PLL_88_750M, K800_PLL_88_750M,
CX700_88_750M, VX855_88_750M},
{CLK_94_500M, CLE266_PLL_94_500M, K800_PLL_94_500M,
CX700_94_500M, VX855_94_500M},
{CLK_97_750M, CLE266_PLL_97_750M, K800_PLL_97_750M,
CX700_97_750M, VX855_97_750M},
{CLK_101_000M, CLE266_PLL_101_000M, K800_PLL_101_000M,
CX700_101_000M, VX855_101_000M},
{CLK_106_500M, CLE266_PLL_106_500M, K800_PLL_106_500M,
CX700_106_500M, VX855_106_500M},
{CLK_108_000M, CLE266_PLL_108_000M, K800_PLL_108_000M,
CX700_108_000M, VX855_108_000M},
{CLK_113_309M, CLE266_PLL_113_309M, K800_PLL_113_309M,
CX700_113_309M, VX855_113_309M},
{CLK_118_840M, CLE266_PLL_118_840M, K800_PLL_118_840M,
CX700_118_840M, VX855_118_840M},
{CLK_119_000M, CLE266_PLL_119_000M, K800_PLL_119_000M,
CX700_119_000M, VX855_119_000M},
{CLK_121_750M, CLE266_PLL_121_750M, K800_PLL_121_750M,
CX700_121_750M, 0},
{CLK_125_104M, CLE266_PLL_125_104M, K800_PLL_125_104M,
CX700_125_104M, 0},
{CLK_133_308M, CLE266_PLL_133_308M, K800_PLL_133_308M,
CX700_133_308M, 0},
{CLK_135_000M, CLE266_PLL_135_000M, K800_PLL_135_000M,
CX700_135_000M, VX855_135_000M},
{CLK_136_700M, CLE266_PLL_136_700M, K800_PLL_136_700M,
CX700_136_700M, VX855_136_700M},
{CLK_138_400M, CLE266_PLL_138_400M, K800_PLL_138_400M,
CX700_138_400M, VX855_138_400M},
{CLK_146_760M, CLE266_PLL_146_760M, K800_PLL_146_760M,
CX700_146_760M, VX855_146_760M},
{CLK_153_920M, CLE266_PLL_153_920M, K800_PLL_153_920M,
CX700_153_920M, VX855_153_920M},
{CLK_156_000M, CLE266_PLL_156_000M, K800_PLL_156_000M,
CX700_156_000M, VX855_156_000M},
{CLK_157_500M, CLE266_PLL_157_500M, K800_PLL_157_500M,
CX700_157_500M, VX855_157_500M},
{CLK_162_000M, CLE266_PLL_162_000M, K800_PLL_162_000M,
CX700_162_000M, VX855_162_000M},
{CLK_187_000M, CLE266_PLL_187_000M, K800_PLL_187_000M,
CX700_187_000M, VX855_187_000M},
{CLK_193_295M, CLE266_PLL_193_295M, K800_PLL_193_295M,
CX700_193_295M, VX855_193_295M},
{CLK_202_500M, CLE266_PLL_202_500M, K800_PLL_202_500M,
CX700_202_500M, VX855_202_500M},
{CLK_204_000M, CLE266_PLL_204_000M, K800_PLL_204_000M,
CX700_204_000M, VX855_204_000M},
{CLK_218_500M, CLE266_PLL_218_500M, K800_PLL_218_500M,
CX700_218_500M, VX855_218_500M},
{CLK_234_000M, CLE266_PLL_234_000M, K800_PLL_234_000M,
CX700_234_000M, VX855_234_000M},
{CLK_267_250M, CLE266_PLL_267_250M, K800_PLL_267_250M,
CX700_267_250M, VX855_267_250M},
{CLK_297_500M, CLE266_PLL_297_500M, K800_PLL_297_500M,
CX700_297_500M, VX855_297_500M},
{CLK_74_481M, CLE266_PLL_74_481M, K800_PLL_74_481M,
CX700_74_481M, VX855_74_481M},
{CLK_172_798M, CLE266_PLL_172_798M, K800_PLL_172_798M,
CX700_172_798M, VX855_172_798M},
{CLK_122_614M, CLE266_PLL_122_614M, K800_PLL_122_614M,
CX700_122_614M, VX855_122_614M},
{CLK_74_270M, CLE266_PLL_74_270M, K800_PLL_74_270M,
CX700_74_270M, 0},
{CLK_148_500M, CLE266_PLL_148_500M, K800_PLL_148_500M,
CX700_148_500M, VX855_148_500M}
};
static struct fifo_depth_select display_fifo_depth_reg = {
/* IGA1 FIFO Depth_Select */
{IGA1_FIFO_DEPTH_SELECT_REG_NUM, {{SR17, 0, 7} } },
/* IGA2 FIFO Depth_Select */
{IGA2_FIFO_DEPTH_SELECT_REG_NUM,
{{CR68, 4, 7}, {CR94, 7, 7}, {CR95, 7, 7} } }
};
static struct fifo_threshold_select fifo_threshold_select_reg = {
/* IGA1 FIFO Threshold Select */
{IGA1_FIFO_THRESHOLD_REG_NUM, {{SR16, 0, 5}, {SR16, 7, 7} } },
/* IGA2 FIFO Threshold Select */
{IGA2_FIFO_THRESHOLD_REG_NUM, {{CR68, 0, 3}, {CR95, 4, 6} } }
};
static struct fifo_high_threshold_select fifo_high_threshold_select_reg = {
/* IGA1 FIFO High Threshold Select */
{IGA1_FIFO_HIGH_THRESHOLD_REG_NUM, {{SR18, 0, 5}, {SR18, 7, 7} } },
/* IGA2 FIFO High Threshold Select */
{IGA2_FIFO_HIGH_THRESHOLD_REG_NUM, {{CR92, 0, 3}, {CR95, 0, 2} } }
};
static struct display_queue_expire_num display_queue_expire_num_reg = {
/* IGA1 Display Queue Expire Num */
{IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM, {{SR22, 0, 4} } },
/* IGA2 Display Queue Expire Num */
{IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM, {{CR94, 0, 6} } }
};
/* Definition Fetch Count Registers*/
static struct fetch_count fetch_count_reg = {
/* IGA1 Fetch Count Register */
{IGA1_FETCH_COUNT_REG_NUM, {{SR1C, 0, 7}, {SR1D, 0, 1} } },
/* IGA2 Fetch Count Register */
{IGA2_FETCH_COUNT_REG_NUM, {{CR65, 0, 7}, {CR67, 2, 3} } }
};
static struct rgbLUT palLUT_table[] = {
/* {R,G,B} */
/* Index 0x00~0x03 */
{0x00, 0x00, 0x00}, {0x00, 0x00, 0x2A}, {0x00, 0x2A, 0x00}, {0x00,
0x2A,
0x2A},
/* Index 0x04~0x07 */
{0x2A, 0x00, 0x00}, {0x2A, 0x00, 0x2A}, {0x2A, 0x15, 0x00}, {0x2A,
0x2A,
0x2A},
/* Index 0x08~0x0B */
{0x15, 0x15, 0x15}, {0x15, 0x15, 0x3F}, {0x15, 0x3F, 0x15}, {0x15,
0x3F,
0x3F},
/* Index 0x0C~0x0F */
{0x3F, 0x15, 0x15}, {0x3F, 0x15, 0x3F}, {0x3F, 0x3F, 0x15}, {0x3F,
0x3F,
0x3F},
/* Index 0x10~0x13 */
{0x00, 0x00, 0x00}, {0x05, 0x05, 0x05}, {0x08, 0x08, 0x08}, {0x0B,
0x0B,
0x0B},
/* Index 0x14~0x17 */
{0x0E, 0x0E, 0x0E}, {0x11, 0x11, 0x11}, {0x14, 0x14, 0x14}, {0x18,
0x18,
0x18},
/* Index 0x18~0x1B */
{0x1C, 0x1C, 0x1C}, {0x20, 0x20, 0x20}, {0x24, 0x24, 0x24}, {0x28,
0x28,
0x28},
/* Index 0x1C~0x1F */
{0x2D, 0x2D, 0x2D}, {0x32, 0x32, 0x32}, {0x38, 0x38, 0x38}, {0x3F,
0x3F,
0x3F},
/* Index 0x20~0x23 */
{0x00, 0x00, 0x3F}, {0x10, 0x00, 0x3F}, {0x1F, 0x00, 0x3F}, {0x2F,
0x00,
0x3F},
/* Index 0x24~0x27 */
{0x3F, 0x00, 0x3F}, {0x3F, 0x00, 0x2F}, {0x3F, 0x00, 0x1F}, {0x3F,
0x00,
0x10},
/* Index 0x28~0x2B */
{0x3F, 0x00, 0x00}, {0x3F, 0x10, 0x00}, {0x3F, 0x1F, 0x00}, {0x3F,
0x2F,
0x00},
/* Index 0x2C~0x2F */
{0x3F, 0x3F, 0x00}, {0x2F, 0x3F, 0x00}, {0x1F, 0x3F, 0x00}, {0x10,
0x3F,
0x00},
/* Index 0x30~0x33 */
{0x00, 0x3F, 0x00}, {0x00, 0x3F, 0x10}, {0x00, 0x3F, 0x1F}, {0x00,
0x3F,
0x2F},
/* Index 0x34~0x37 */
{0x00, 0x3F, 0x3F}, {0x00, 0x2F, 0x3F}, {0x00, 0x1F, 0x3F}, {0x00,
0x10,
0x3F},
/* Index 0x38~0x3B */
{0x1F, 0x1F, 0x3F}, {0x27, 0x1F, 0x3F}, {0x2F, 0x1F, 0x3F}, {0x37,
0x1F,
0x3F},
/* Index 0x3C~0x3F */
{0x3F, 0x1F, 0x3F}, {0x3F, 0x1F, 0x37}, {0x3F, 0x1F, 0x2F}, {0x3F,
0x1F,
0x27},
/* Index 0x40~0x43 */
{0x3F, 0x1F, 0x1F}, {0x3F, 0x27, 0x1F}, {0x3F, 0x2F, 0x1F}, {0x3F,
0x3F,
0x1F},
/* Index 0x44~0x47 */
{0x3F, 0x3F, 0x1F}, {0x37, 0x3F, 0x1F}, {0x2F, 0x3F, 0x1F}, {0x27,
0x3F,
0x1F},
/* Index 0x48~0x4B */
{0x1F, 0x3F, 0x1F}, {0x1F, 0x3F, 0x27}, {0x1F, 0x3F, 0x2F}, {0x1F,
0x3F,
0x37},
/* Index 0x4C~0x4F */
{0x1F, 0x3F, 0x3F}, {0x1F, 0x37, 0x3F}, {0x1F, 0x2F, 0x3F}, {0x1F,
0x27,
0x3F},
/* Index 0x50~0x53 */
{0x2D, 0x2D, 0x3F}, {0x31, 0x2D, 0x3F}, {0x36, 0x2D, 0x3F}, {0x3A,
0x2D,
0x3F},
/* Index 0x54~0x57 */
{0x3F, 0x2D, 0x3F}, {0x3F, 0x2D, 0x3A}, {0x3F, 0x2D, 0x36}, {0x3F,
0x2D,
0x31},
/* Index 0x58~0x5B */
{0x3F, 0x2D, 0x2D}, {0x3F, 0x31, 0x2D}, {0x3F, 0x36, 0x2D}, {0x3F,
0x3A,
0x2D},
/* Index 0x5C~0x5F */
{0x3F, 0x3F, 0x2D}, {0x3A, 0x3F, 0x2D}, {0x36, 0x3F, 0x2D}, {0x31,
0x3F,
0x2D},
/* Index 0x60~0x63 */
{0x2D, 0x3F, 0x2D}, {0x2D, 0x3F, 0x31}, {0x2D, 0x3F, 0x36}, {0x2D,
0x3F,
0x3A},
/* Index 0x64~0x67 */
{0x2D, 0x3F, 0x3F}, {0x2D, 0x3A, 0x3F}, {0x2D, 0x36, 0x3F}, {0x2D,
0x31,
0x3F},
/* Index 0x68~0x6B */
{0x00, 0x00, 0x1C}, {0x07, 0x00, 0x1C}, {0x0E, 0x00, 0x1C}, {0x15,
0x00,
0x1C},
/* Index 0x6C~0x6F */
{0x1C, 0x00, 0x1C}, {0x1C, 0x00, 0x15}, {0x1C, 0x00, 0x0E}, {0x1C,
0x00,
0x07},
/* Index 0x70~0x73 */
{0x1C, 0x00, 0x00}, {0x1C, 0x07, 0x00}, {0x1C, 0x0E, 0x00}, {0x1C,
0x15,
0x00},
/* Index 0x74~0x77 */
{0x1C, 0x1C, 0x00}, {0x15, 0x1C, 0x00}, {0x0E, 0x1C, 0x00}, {0x07,
0x1C,
0x00},
/* Index 0x78~0x7B */
{0x00, 0x1C, 0x00}, {0x00, 0x1C, 0x07}, {0x00, 0x1C, 0x0E}, {0x00,
0x1C,
0x15},
/* Index 0x7C~0x7F */
{0x00, 0x1C, 0x1C}, {0x00, 0x15, 0x1C}, {0x00, 0x0E, 0x1C}, {0x00,
0x07,
0x1C},
/* Index 0x80~0x83 */
{0x0E, 0x0E, 0x1C}, {0x11, 0x0E, 0x1C}, {0x15, 0x0E, 0x1C}, {0x18,
0x0E,
0x1C},
/* Index 0x84~0x87 */
{0x1C, 0x0E, 0x1C}, {0x1C, 0x0E, 0x18}, {0x1C, 0x0E, 0x15}, {0x1C,
0x0E,
0x11},
/* Index 0x88~0x8B */
{0x1C, 0x0E, 0x0E}, {0x1C, 0x11, 0x0E}, {0x1C, 0x15, 0x0E}, {0x1C,
0x18,
0x0E},
/* Index 0x8C~0x8F */
{0x1C, 0x1C, 0x0E}, {0x18, 0x1C, 0x0E}, {0x15, 0x1C, 0x0E}, {0x11,
0x1C,
0x0E},
/* Index 0x90~0x93 */
{0x0E, 0x1C, 0x0E}, {0x0E, 0x1C, 0x11}, {0x0E, 0x1C, 0x15}, {0x0E,
0x1C,
0x18},
/* Index 0x94~0x97 */
{0x0E, 0x1C, 0x1C}, {0x0E, 0x18, 0x1C}, {0x0E, 0x15, 0x1C}, {0x0E,
0x11,
0x1C},
/* Index 0x98~0x9B */
{0x14, 0x14, 0x1C}, {0x16, 0x14, 0x1C}, {0x18, 0x14, 0x1C}, {0x1A,
0x14,
0x1C},
/* Index 0x9C~0x9F */
{0x1C, 0x14, 0x1C}, {0x1C, 0x14, 0x1A}, {0x1C, 0x14, 0x18}, {0x1C,
0x14,
0x16},
/* Index 0xA0~0xA3 */
{0x1C, 0x14, 0x14}, {0x1C, 0x16, 0x14}, {0x1C, 0x18, 0x14}, {0x1C,
0x1A,
0x14},
/* Index 0xA4~0xA7 */
{0x1C, 0x1C, 0x14}, {0x1A, 0x1C, 0x14}, {0x18, 0x1C, 0x14}, {0x16,
0x1C,
0x14},
/* Index 0xA8~0xAB */
{0x14, 0x1C, 0x14}, {0x14, 0x1C, 0x16}, {0x14, 0x1C, 0x18}, {0x14,
0x1C,
0x1A},
/* Index 0xAC~0xAF */
{0x14, 0x1C, 0x1C}, {0x14, 0x1A, 0x1C}, {0x14, 0x18, 0x1C}, {0x14,
0x16,
0x1C},
/* Index 0xB0~0xB3 */
{0x00, 0x00, 0x10}, {0x04, 0x00, 0x10}, {0x08, 0x00, 0x10}, {0x0C,
0x00,
0x10},
/* Index 0xB4~0xB7 */
{0x10, 0x00, 0x10}, {0x10, 0x00, 0x0C}, {0x10, 0x00, 0x08}, {0x10,
0x00,
0x04},
/* Index 0xB8~0xBB */
{0x10, 0x00, 0x00}, {0x10, 0x04, 0x00}, {0x10, 0x08, 0x00}, {0x10,
0x0C,
0x00},
/* Index 0xBC~0xBF */
{0x10, 0x10, 0x00}, {0x0C, 0x10, 0x00}, {0x08, 0x10, 0x00}, {0x04,
0x10,
0x00},
/* Index 0xC0~0xC3 */
{0x00, 0x10, 0x00}, {0x00, 0x10, 0x04}, {0x00, 0x10, 0x08}, {0x00,
0x10,
0x0C},
/* Index 0xC4~0xC7 */
{0x00, 0x10, 0x10}, {0x00, 0x0C, 0x10}, {0x00, 0x08, 0x10}, {0x00,
0x04,
0x10},
/* Index 0xC8~0xCB */
{0x08, 0x08, 0x10}, {0x0A, 0x08, 0x10}, {0x0C, 0x08, 0x10}, {0x0E,
0x08,
0x10},
/* Index 0xCC~0xCF */
{0x10, 0x08, 0x10}, {0x10, 0x08, 0x0E}, {0x10, 0x08, 0x0C}, {0x10,
0x08,
0x0A},
/* Index 0xD0~0xD3 */
{0x10, 0x08, 0x08}, {0x10, 0x0A, 0x08}, {0x10, 0x0C, 0x08}, {0x10,
0x0E,
0x08},
/* Index 0xD4~0xD7 */
{0x10, 0x10, 0x08}, {0x0E, 0x10, 0x08}, {0x0C, 0x10, 0x08}, {0x0A,
0x10,
0x08},
/* Index 0xD8~0xDB */
{0x08, 0x10, 0x08}, {0x08, 0x10, 0x0A}, {0x08, 0x10, 0x0C}, {0x08,
0x10,
0x0E},
/* Index 0xDC~0xDF */
{0x08, 0x10, 0x10}, {0x08, 0x0E, 0x10}, {0x08, 0x0C, 0x10}, {0x08,
0x0A,
0x10},
/* Index 0xE0~0xE3 */
{0x0B, 0x0B, 0x10}, {0x0C, 0x0B, 0x10}, {0x0D, 0x0B, 0x10}, {0x0F,
0x0B,
0x10},
/* Index 0xE4~0xE7 */
{0x10, 0x0B, 0x10}, {0x10, 0x0B, 0x0F}, {0x10, 0x0B, 0x0D}, {0x10,
0x0B,
0x0C},
/* Index 0xE8~0xEB */
{0x10, 0x0B, 0x0B}, {0x10, 0x0C, 0x0B}, {0x10, 0x0D, 0x0B}, {0x10,
0x0F,
0x0B},
/* Index 0xEC~0xEF */
{0x10, 0x10, 0x0B}, {0x0F, 0x10, 0x0B}, {0x0D, 0x10, 0x0B}, {0x0C,
0x10,
0x0B},
/* Index 0xF0~0xF3 */
{0x0B, 0x10, 0x0B}, {0x0B, 0x10, 0x0C}, {0x0B, 0x10, 0x0D}, {0x0B,
0x10,
0x0F},
/* Index 0xF4~0xF7 */
{0x0B, 0x10, 0x10}, {0x0B, 0x0F, 0x10}, {0x0B, 0x0D, 0x10}, {0x0B,
0x0C,
0x10},
/* Index 0xF8~0xFB */
{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00,
0x00,
0x00},
/* Index 0xFC~0xFF */
{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00,
0x00,
0x00}
};
static void set_crt_output_path(int set_iga);
static void dvi_patch_skew_dvp0(void);
static void dvi_patch_skew_dvp1(void);
static void dvi_patch_skew_dvp_low(void);
static void set_dvi_output_path(int set_iga, int output_interface);
static void set_lcd_output_path(int set_iga, int output_interface);
static int search_mode_setting(int ModeInfoIndex);
static void load_fix_bit_crtc_reg(void);
static void init_gfx_chip_info(struct pci_dev *pdev,
const struct pci_device_id *pdi);
static void init_tmds_chip_info(void);
static void init_lvds_chip_info(void);
static void device_screen_off(void);
static void device_screen_on(void);
static void set_display_channel(void);
static void device_off(void);
static void device_on(void);
static void enable_second_display_channel(void);
static void disable_second_display_channel(void);
void viafb_write_reg(u8 index, u16 io_port, u8 data)
{
outb(index, io_port);
outb(data, io_port + 1);
/*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, data); */
}
u8 viafb_read_reg(int io_port, u8 index)
{
outb(index, io_port);
return inb(io_port + 1);
}
void viafb_lock_crt(void)
{
viafb_write_reg_mask(CR11, VIACR, BIT7, BIT7);
}
void viafb_unlock_crt(void)
{
viafb_write_reg_mask(CR11, VIACR, 0, BIT7);
viafb_write_reg_mask(CR47, VIACR, 0, BIT0);
}
void viafb_write_reg_mask(u8 index, int io_port, u8 data, u8 mask)
{
u8 tmp;
outb(index, io_port);
tmp = inb(io_port + 1);
outb((data & mask) | (tmp & (~mask)), io_port + 1);
/*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, tmp); */
}
void write_dac_reg(u8 index, u8 r, u8 g, u8 b)
{
outb(index, LUT_INDEX_WRITE);
outb(r, LUT_DATA);
outb(g, LUT_DATA);
outb(b, LUT_DATA);
}
/*Set IGA path for each device*/
void viafb_set_iga_path(void)
{
if (viafb_SAMM_ON == 1) {
if (viafb_CRT_ON) {
if (viafb_primary_dev == CRT_Device)
viaparinfo->crt_setting_info->iga_path = IGA1;
else
viaparinfo->crt_setting_info->iga_path = IGA2;
}
if (viafb_DVI_ON) {
if (viafb_primary_dev == DVI_Device)
viaparinfo->tmds_setting_info->iga_path = IGA1;
else
viaparinfo->tmds_setting_info->iga_path = IGA2;
}
if (viafb_LCD_ON) {
if (viafb_primary_dev == LCD_Device) {
if (viafb_dual_fb &&
(viaparinfo->chip_info->name ==
UNICHROME_CLE266)) {
viaparinfo->
lvds_setting_info->iga_path = IGA2;
viaparinfo->
crt_setting_info->iga_path = IGA1;
viaparinfo->
tmds_setting_info->iga_path = IGA1;
} else
viaparinfo->
lvds_setting_info->iga_path = IGA1;
} else {
viaparinfo->lvds_setting_info->iga_path = IGA2;
}
}
if (viafb_LCD2_ON) {
if (LCD2_Device == viafb_primary_dev)
viaparinfo->lvds_setting_info2->iga_path = IGA1;
else
viaparinfo->lvds_setting_info2->iga_path = IGA2;
}
} else {
viafb_SAMM_ON = 0;
if (viafb_CRT_ON && viafb_LCD_ON) {
viaparinfo->crt_setting_info->iga_path = IGA1;
viaparinfo->lvds_setting_info->iga_path = IGA2;
} else if (viafb_CRT_ON && viafb_DVI_ON) {
viaparinfo->crt_setting_info->iga_path = IGA1;
viaparinfo->tmds_setting_info->iga_path = IGA2;
} else if (viafb_LCD_ON && viafb_DVI_ON) {
viaparinfo->tmds_setting_info->iga_path = IGA1;
viaparinfo->lvds_setting_info->iga_path = IGA2;
} else if (viafb_LCD_ON && viafb_LCD2_ON) {
viaparinfo->lvds_setting_info->iga_path = IGA2;
viaparinfo->lvds_setting_info2->iga_path = IGA2;
} else if (viafb_CRT_ON) {
viaparinfo->crt_setting_info->iga_path = IGA1;
} else if (viafb_LCD_ON) {
viaparinfo->lvds_setting_info->iga_path = IGA2;
} else if (viafb_DVI_ON) {
viaparinfo->tmds_setting_info->iga_path = IGA1;
}
}
}
void viafb_set_start_addr(void)
{
unsigned long size;
unsigned long length;
DEBUG_MSG(KERN_INFO "viafb_set_start_addr!\n");
viafb_unlock_crt();
viafb_SetPrimaryDisplayAddress( 0 );
viafb_SetSecondaryDisplayAddress( viafb_SAMM_ON ? viafb_second_offset : 0 );
if (viafb_dual_fb) {
viaparinfo->iga_path = IGA1;
viaparinfo1->iga_path = IGA2;
}
if (viafb_SAMM_ON) {
if (!viafb_dual_fb)
size = (viafb_second_size ? viafb_second_size : 8) * 1024 * 1024;
else
size = viafbinfo1->fix.smem_len;
if (viafb_accel)
length = size - (viafb_dual_fb ? 0 : 2 * CURSOR_SIZE + VQ_SIZE);
else
length = size;
memset( viafb_FB_MM + viafb_second_offset, 0, length );
}
viafb_lock_crt();
}
void viafb_set_output_path(int device, int set_iga, int output_interface)
{
switch (device) {
case DEVICE_CRT:
set_crt_output_path(set_iga);
break;
case DEVICE_DVI:
set_dvi_output_path(set_iga, output_interface);
break;
case DEVICE_LCD:
set_lcd_output_path(set_iga, output_interface);
break;
}
}
static void set_crt_output_path(int set_iga)
{
viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5);
switch (set_iga) {
case IGA1:
viafb_write_reg_mask(SR16, VIASR, 0x00, BIT6);
break;
case IGA2:
case IGA1_IGA2:
viafb_write_reg_mask(CR6A, VIACR, 0xC0, BIT6 + BIT7);
viafb_write_reg_mask(SR16, VIASR, 0x40, BIT6);
if (set_iga == IGA1_IGA2)
viafb_write_reg_mask(CR6B, VIACR, 0x08, BIT3);
break;
}
}
static void dvi_patch_skew_dvp0(void)
{
/* Reset data driving first: */
viafb_write_reg_mask(SR1B, VIASR, 0, BIT1);
viafb_write_reg_mask(SR2A, VIASR, 0, BIT4);
switch (viaparinfo->chip_info->name) {
case UNICHROME_P4M890:
{
if ((viaparinfo->tmds_setting_info->h_active == 1600) &&
(viaparinfo->tmds_setting_info->v_active ==
1200))
viafb_write_reg_mask(CR96, VIACR, 0x03,
BIT0 + BIT1 + BIT2);
else
viafb_write_reg_mask(CR96, VIACR, 0x07,
BIT0 + BIT1 + BIT2);
break;
}
case UNICHROME_P4M900:
{
viafb_write_reg_mask(CR96, VIACR, 0x07,
BIT0 + BIT1 + BIT2 + BIT3);
viafb_write_reg_mask(SR1B, VIASR, 0x02, BIT1);
viafb_write_reg_mask(SR2A, VIASR, 0x10, BIT4);
break;
}
default:
{
break;
}
}
}
static void dvi_patch_skew_dvp1(void)
{
switch (viaparinfo->chip_info->name) {
case UNICHROME_CX700:
{
break;
}
default:
{
break;
}
}
}
static void dvi_patch_skew_dvp_low(void)
{
switch (viaparinfo->chip_info->name) {
case UNICHROME_K8M890:
{
viafb_write_reg_mask(CR99, VIACR, 0x03, BIT0 + BIT1);
break;
}
case UNICHROME_P4M900:
{
viafb_write_reg_mask(CR99, VIACR, 0x08,
BIT0 + BIT1 + BIT2 + BIT3);
break;
}
case UNICHROME_P4M890:
{
viafb_write_reg_mask(CR99, VIACR, 0x0F,
BIT0 + BIT1 + BIT2 + BIT3);
break;
}
default:
{
break;
}
}
}
static void set_dvi_output_path(int set_iga, int output_interface)
{
switch (output_interface) {
case INTERFACE_DVP0:
viafb_write_reg_mask(CR6B, VIACR, 0x01, BIT0);
if (set_iga == IGA1) {
viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4);
viafb_write_reg_mask(CR6C, VIACR, 0x21, BIT0 +
BIT5 + BIT7);
} else {
viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR6C, VIACR, 0xA1, BIT0 +
BIT5 + BIT7);
}
viafb_write_reg_mask(SR1E, VIASR, 0xC0, BIT7 + BIT6);
dvi_patch_skew_dvp0();
break;
case INTERFACE_DVP1:
if (viaparinfo->chip_info->name == UNICHROME_CLE266) {
if (set_iga == IGA1)
viafb_write_reg_mask(CR93, VIACR, 0x21,
BIT0 + BIT5 + BIT7);
else
viafb_write_reg_mask(CR93, VIACR, 0xA1,
BIT0 + BIT5 + BIT7);
} else {
if (set_iga == IGA1)
viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4);
else
viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4);
}
viafb_write_reg_mask(SR1E, VIASR, 0x30, BIT4 + BIT5);
dvi_patch_skew_dvp1();
break;
case INTERFACE_DFP_HIGH:
if (viaparinfo->chip_info->name != UNICHROME_CLE266) {
if (set_iga == IGA1) {
viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4);
viafb_write_reg_mask(CR97, VIACR, 0x03,
BIT0 + BIT1 + BIT4);
} else {
viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR97, VIACR, 0x13,
BIT0 + BIT1 + BIT4);
}
}
viafb_write_reg_mask(SR2A, VIASR, 0x0C, BIT2 + BIT3);
break;
case INTERFACE_DFP_LOW:
if (viaparinfo->chip_info->name == UNICHROME_CLE266)
break;
if (set_iga == IGA1) {
viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4);
viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4);
} else {
viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4);
}
viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1);
dvi_patch_skew_dvp_low();
break;
case INTERFACE_TMDS:
if (set_iga == IGA1)
viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4);
else
viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4);
break;
}
if (set_iga == IGA2) {
enable_second_display_channel();
/* Disable LCD Scaling */
viafb_write_reg_mask(CR79, VIACR, 0x00, BIT0);
}
}
static void set_lcd_output_path(int set_iga, int output_interface)
{
DEBUG_MSG(KERN_INFO
"set_lcd_output_path, iga:%d,out_interface:%d\n",
set_iga, output_interface);
switch (set_iga) {
case IGA1:
viafb_write_reg_mask(CR6B, VIACR, 0x00, BIT3);
viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3);
disable_second_display_channel();
break;
case IGA2:
viafb_write_reg_mask(CR6B, VIACR, 0x00, BIT3);
viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3);
enable_second_display_channel();
break;
case IGA1_IGA2:
viafb_write_reg_mask(CR6B, VIACR, 0x08, BIT3);
viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3);
disable_second_display_channel();
break;
}
switch (output_interface) {
case INTERFACE_DVP0:
if (set_iga == IGA1) {
viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4);
} else {
viafb_write_reg(CR91, VIACR, 0x00);
viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4);
}
break;
case INTERFACE_DVP1:
if (set_iga == IGA1)
viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4);
else {
viafb_write_reg(CR91, VIACR, 0x00);
viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4);
}
break;
case INTERFACE_DFP_HIGH:
if (set_iga == IGA1)
viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4);
else {
viafb_write_reg(CR91, VIACR, 0x00);
viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4);
}
break;
case INTERFACE_DFP_LOW:
if (set_iga == IGA1)
viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4);
else {
viafb_write_reg(CR91, VIACR, 0x00);
viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4);
}
break;
case INTERFACE_DFP:
if ((UNICHROME_K8M890 == viaparinfo->chip_info->name)
|| (UNICHROME_P4M890 == viaparinfo->chip_info->name))
viafb_write_reg_mask(CR97, VIACR, 0x84,
BIT7 + BIT2 + BIT1 + BIT0);
if (set_iga == IGA1) {
viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4);
viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4);
} else {
viafb_write_reg(CR91, VIACR, 0x00);
viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4);
viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4);
}
break;
case INTERFACE_LVDS0:
case INTERFACE_LVDS0LVDS1:
if (set_iga == IGA1)
viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4);
else
viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4);
break;
case INTERFACE_LVDS1:
if (set_iga == IGA1)
viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4);
else
viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4);
break;
}
}
/* Search Mode Index */
static int search_mode_setting(int ModeInfoIndex)
{
int i = 0;
while ((i < NUM_TOTAL_MODETABLE) &&
(ModeInfoIndex != CLE266Modes[i].ModeIndex))
i++;
if (i >= NUM_TOTAL_MODETABLE)
i = 0;
return i;
}
struct VideoModeTable *viafb_get_modetbl_pointer(int Index)
{
struct VideoModeTable *TmpTbl = NULL;
TmpTbl = &CLE266Modes[search_mode_setting(Index)];
return TmpTbl;
}
struct VideoModeTable *viafb_get_cea_mode_tbl_pointer(int Index)
{
struct VideoModeTable *TmpTbl = NULL;
int i = 0;
while ((i < NUM_TOTAL_CEA_MODES) &&
(Index != CEA_HDMI_Modes[i].ModeIndex))
i++;
if ((i < NUM_TOTAL_CEA_MODES))
TmpTbl = &CEA_HDMI_Modes[i];
else {
/*Still use general timing if don't find CEA timing */
i = 0;
while ((i < NUM_TOTAL_MODETABLE) &&
(Index != CLE266Modes[i].ModeIndex))
i++;
if (i >= NUM_TOTAL_MODETABLE)
i = 0;
TmpTbl = &CLE266Modes[i];
}
return TmpTbl;
}
static void load_fix_bit_crtc_reg(void)
{
/* always set to 1 */
viafb_write_reg_mask(CR03, VIACR, 0x80, BIT7);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg(CR18, VIACR, 0xff);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR07, VIACR, 0x10, BIT4);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR09, VIACR, 0x40, BIT6);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR35, VIACR, 0x10, BIT4);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR33, VIACR, 0x06, BIT0 + BIT1 + BIT2);
/*viafb_write_reg_mask(CR32, VIACR, 0x01, BIT0); */
/* extend mode always set to e3h */
viafb_write_reg(CR17, VIACR, 0xe3);
/* extend mode always set to 0h */
viafb_write_reg(CR08, VIACR, 0x00);
/* extend mode always set to 0h */
viafb_write_reg(CR14, VIACR, 0x00);
/* If K8M800, enable Prefetch Mode. */
if ((viaparinfo->chip_info->name == UNICHROME_K800)
|| (viaparinfo->chip_info->name == UNICHROME_K8M890))
viafb_write_reg_mask(CR33, VIACR, 0x08, BIT3);
if ((viaparinfo->chip_info->name == UNICHROME_CLE266)
&& (viaparinfo->chip_info->revision == CLE266_REVISION_AX))
viafb_write_reg_mask(SR1A, VIASR, 0x02, BIT1);
}
void viafb_load_reg(int timing_value, int viafb_load_reg_num,
struct io_register *reg,