diff options
| author | Joseph Chan <JosephChan@via.com.tw> | 2008-10-15 22:03:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 11:21:41 -0700 |
| commit | d61e0bf38e3e4adb2c775d64e447f6f9bef67075 (patch) | |
| tree | 79a3bafbb42f193ea3449ada937965934cf97b33 /drivers/video/via/hw.c | |
| parent | c09c782f3e7d38e1f3842822209bb6faff4a2b1b (diff) | |
viafb: hw.c, hw.h
Display HW setting and other chips initialization.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Joseph Chan <josephchan@via.com.tw>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/via/hw.c')
| -rw-r--r-- | drivers/video/via/hw.c | 2865 |
1 files changed, 2865 insertions, 0 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c new file mode 100644 index 00000000000..fcd53ceb88f --- /dev/null +++ b/drivers/video/via/hw.c @@ -0,0 +1,2865 @@ +/* + * 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" + +static const struct pci_device_id_info pciidlist[] = { + {PCI_VIA_VENDOR_ID, UNICHROME_CLE266_DID, UNICHROME_CLE266}, + {PCI_VIA_VENDOR_ID, UNICHROME_PM800_DID, UNICHROME_PM800}, + {PCI_VIA_VENDOR_ID, UNICHROME_K400_DID, UNICHROME_K400}, + {PCI_VIA_VENDOR_ID, UNICHROME_K800_DID, UNICHROME_K800}, + {PCI_VIA_VENDOR_ID, UNICHROME_CN700_DID, UNICHROME_CN700}, + {PCI_VIA_VENDOR_ID, UNICHROME_P4M890_DID, UNICHROME_P4M890}, + {PCI_VIA_VENDOR_ID, UNICHROME_K8M890_DID, UNICHROME_K8M890}, + {PCI_VIA_VENDOR_ID, UNICHROME_CX700_DID, UNICHROME_CX700}, + {PCI_VIA_VENDOR_ID, UNICHROME_P4M900_DID, UNICHROME_P4M900}, + {PCI_VIA_VENDOR_ID, UNICHROME_CN750_DID, UNICHROME_CN750}, + {PCI_VIA_VENDOR_ID, UNICHROME_VX800_DID, UNICHROME_VX800}, + {0, 0, 0} +}; + +struct offset offset_reg = { + /* IGA1 Offset Register */ + {IGA1_OFFSET_REG_NUM, {{CR13, 0, 7}, {CR35, 5, 7} } }, + /* IGA2 Offset Register */ + {IGA2_OFFSET_REG_NUM, {{CR66, 0, 7}, {CR67, 0, 1} } } +}; + +static struct pll_map pll_value[] = { + {CLK_25_175M, CLE266_PLL_25_175M, K800_PLL_25_175M, CX700_25_175M}, + {CLK_29_581M, CLE266_PLL_29_581M, K800_PLL_29_581M, CX700_29_581M}, + {CLK_26_880M, CLE266_PLL_26_880M, K800_PLL_26_880M, CX700_26_880M}, + {CLK_31_490M, CLE266_PLL_31_490M, K800_PLL_31_490M, CX700_31_490M}, + {CLK_31_500M, CLE266_PLL_31_500M, K800_PLL_31_500M, CX700_31_500M}, + {CLK_31_728M, CLE266_PLL_31_728M, K800_PLL_31_728M, CX700_31_728M}, + {CLK_32_668M, CLE266_PLL_32_668M, K800_PLL_32_668M, CX700_32_668M}, + {CLK_36_000M, CLE266_PLL_36_000M, K800_PLL_36_000M, CX700_36_000M}, + {CLK_40_000M, CLE266_PLL_40_000M, K800_PLL_40_000M, CX700_40_000M}, + {CLK_41_291M, CLE266_PLL_41_291M, K800_PLL_41_291M, CX700_41_291M}, + {CLK_43_163M, CLE266_PLL_43_163M, K800_PLL_43_163M, CX700_43_163M}, + {CLK_45_250M, CLE266_PLL_45_250M, K800_PLL_45_250M, CX700_45_250M}, + {CLK_46_000M, CLE266_PLL_46_000M, K800_PLL_46_000M, CX700_46_000M}, + {CLK_46_996M, CLE266_PLL_46_996M, K800_PLL_46_996M, CX700_46_996M}, + {CLK_48_000M, CLE266_PLL_48_000M, K800_PLL_48_000M, CX700_48_000M}, + {CLK_48_875M, CLE266_PLL_48_875M, K800_PLL_48_875M, CX700_48_875M}, + {CLK_49_500M, CLE266_PLL_49_500M, K800_PLL_49_500M, CX700_49_500M}, + {CLK_52_406M, CLE266_PLL_52_406M, K800_PLL_52_406M, CX700_52_406M}, + {CLK_52_977M, CLE266_PLL_52_977M, K800_PLL_52_977M, CX700_52_977M}, + {CLK_56_250M, CLE266_PLL_56_250M, K800_PLL_56_250M, CX700_56_250M}, + {CLK_60_466M, CLE266_PLL_60_466M, K800_PLL_60_466M, CX700_60_466M}, + {CLK_61_500M, CLE266_PLL_61_500M, K800_PLL_61_500M, CX700_61_500M}, + {CLK_65_000M, CLE266_PLL_65_000M, K800_PLL_65_000M, CX700_65_000M}, + {CLK_65_178M, CLE266_PLL_65_178M, K800_PLL_65_178M, CX700_65_178M}, + {CLK_66_750M, CLE266_PLL_66_750M, K800_PLL_66_750M, CX700_66_750M}, + {CLK_68_179M, CLE266_PLL_68_179M, K800_PLL_68_179M, CX700_68_179M}, + {CLK_69_924M, CLE266_PLL_69_924M, K800_PLL_69_924M, CX700_69_924M}, + {CLK_70_159M, CLE266_PLL_70_159M, K800_PLL_70_159M, CX700_70_159M}, + {CLK_72_000M, CLE266_PLL_72_000M, K800_PLL_72_000M, CX700_72_000M}, + {CLK_78_750M, CLE266_PLL_78_750M, K800_PLL_78_750M, CX700_78_750M}, + {CLK_80_136M, CLE266_PLL_80_136M, K800_PLL_80_136M, CX700_80_136M}, + {CLK_83_375M, CLE266_PLL_83_375M, K800_PLL_83_375M, CX700_83_375M}, + {CLK_83_950M, CLE266_PLL_83_950M, K800_PLL_83_950M, CX700_83_950M}, + {CLK_84_750M, CLE266_PLL_84_750M, K800_PLL_84_750M, CX700_84_750M}, + {CLK_85_860M, CLE266_PLL_85_860M, K800_PLL_85_860M, CX700_85_860M}, + {CLK_88_750M, CLE266_PLL_88_750M, K800_PLL_88_750M, CX700_88_750M}, + {CLK_94_500M, CLE266_PLL_94_500M, K800_PLL_94_500M, CX700_94_500M}, + {CLK_97_750M, CLE266_PLL_97_750M, K800_PLL_97_750M, CX700_97_750M}, + {CLK_101_000M, CLE266_PLL_101_000M, K800_PLL_101_000M, + CX700_101_000M}, + {CLK_106_500M, CLE266_PLL_106_500M, K800_PLL_106_500M, + CX700_106_500M}, + {CLK_108_000M, CLE266_PLL_108_000M, K800_PLL_108_000M, + CX700_108_000M}, + {CLK_113_309M, CLE266_PLL_113_309M, K800_PLL_113_309M, + CX700_113_309M}, + {CLK_118_840M, CLE266_PLL_118_840M, K800_PLL_118_840M, + CX700_118_840M}, + {CLK_119_000M, CLE266_PLL_119_000M, K800_PLL_119_000M, + CX700_119_000M}, + {CLK_121_750M, CLE266_PLL_121_750M, K800_PLL_121_750M, + CX700_121_750M}, + {CLK_125_104M, CLE266_PLL_125_104M, K800_PLL_125_104M, + CX700_125_104M}, + {CLK_133_308M, CLE266_PLL_133_308M, K800_PLL_133_308M, + CX700_133_308M}, + {CLK_135_000M, CLE266_PLL_135_000M, K800_PLL_135_000M, + CX700_135_000M}, + {CLK_136_700M, CLE266_PLL_136_700M, K800_PLL_136_700M, + CX700_136_700M}, + {CLK_138_400M, CLE266_PLL_138_400M, K800_PLL_138_400M, + CX700_138_400M}, + {CLK_146_760M, CLE266_PLL_146_760M, K800_PLL_146_760M, + CX700_146_760M}, + {CLK_153_920M, CLE266_PLL_153_920M, K800_PLL_153_920M, + CX700_153_920M}, + {CLK_156_000M, CLE266_PLL_156_000M, K800_PLL_156_000M, + CX700_156_000M}, + {CLK_157_500M, CLE266_PLL_157_500M, K800_PLL_157_500M, + CX700_157_500M}, + {CLK_162_000M, CLE266_PLL_162_000M, K800_PLL_162_000M, + CX700_162_000M}, + {CLK_187_000M, CLE266_PLL_187_000M, K800_PLL_187_000M, + CX700_187_000M}, + {CLK_193_295M, CLE266_PLL_193_295M, K800_PLL_193_295M, + CX700_193_295M}, + {CLK_202_500M, CLE266_PLL_202_500M, K800_PLL_202_500M, + CX700_202_500M}, + {CLK_204_000M, CLE266_PLL_204_000M, K800_PLL_204_000M, + CX700_204_000M}, + {CLK_218_500M, CLE266_PLL_218_500M, K800_PLL_218_500M, + CX700_218_500M}, + {CLK_234_000M, CLE266_PLL_234_000M, K800_PLL_234_000M, + CX700_234_000M}, + {CLK_267_250M, CLE266_PLL_267_250M, K800_PLL_267_250M, + CX700_267_250M}, + {CLK_297_500M, CLE266_PLL_297_500M, K800_PLL_297_500M, + CX700_297_500M}, + {CLK_74_481M, CLE266_PLL_74_481M, K800_PLL_74_481M, CX700_74_481M}, + {CLK_172_798M, CLE266_PLL_172_798M, K800_PLL_172_798M, + CX700_172_798M}, + {CLK_122_614M, CLE266_PLL_122_614M, K800_PLL_122_614M, + CX700_122_614M}, + {CLK_74_270M, CLE266_PLL_74_270M, K800_PLL_74_270M, CX700_74_270M}, + {CLK_148_500M, CLE266_PLL_148_500M, K800_PLL_148_500M, + CX700_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 iga1_crtc_timing iga1_crtc_reg = { + /* IGA1 Horizontal Total */ + {IGA1_HOR_TOTAL_REG_NUM, {{CR00, 0, 7}, {CR36, 3, 3} } }, + /* IGA1 Horizontal Addressable Video */ + {IGA1_HOR_ADDR_REG_NUM, {{CR01, 0, 7} } }, + /* IGA1 Horizontal Blank Start */ + {IGA1_HOR_BLANK_START_REG_NUM, {{CR02, 0, 7} } }, + /* IGA1 Horizontal Blank End */ + {IGA1_HOR_BLANK_END_REG_NUM, + {{CR03, 0, 4}, {CR05, 7, 7}, {CR33, 5, 5} } }, + /* IGA1 Horizontal Sync Start */ + {IGA1_HOR_SYNC_START_REG_NUM, {{CR04, 0, 7}, {CR33, 4, 4} } }, + /* IGA1 Horizontal Sync End */ + {IGA1_HOR_SYNC_END_REG_NUM, {{CR05, 0, 4} } }, + /* IGA1 Vertical Total */ + {IGA1_VER_TOTAL_REG_NUM, + {{CR06, 0, 7}, {CR07, 0, 0}, {CR07, 5, 5}, {CR35, 0, 0} } }, + /* IGA1 Vertical Addressable Video */ + {IGA1_VER_ADDR_REG_NUM, + {{CR12, 0, 7}, {CR07, 1, 1}, {CR07, 6, 6}, {CR35, 2, 2} } }, + /* IGA1 Vertical Blank Start */ + {IGA1_VER_BLANK_START_REG_NUM, + {{CR15, 0, 7}, {CR07, 3, 3}, {CR09, 5, 5}, {CR35, 3, 3} } }, + /* IGA1 Vertical Blank End */ + {IGA1_VER_BLANK_END_REG_NUM, {{CR16, 0, 7} } }, + /* IGA1 Vertical Sync Start */ + {IGA1_VER_SYNC_START_REG_NUM, + {{CR10, 0, 7}, {CR07, 2, 2}, {CR07, 7, 7}, {CR35, 1, 1} } }, + /* IGA1 Vertical Sync End */ + {IGA1_VER_SYNC_END_REG_NUM, {{CR11, 0, 3} } } +}; + +static struct iga2_crtc_timing iga2_crtc_reg = { + /* IGA2 Horizontal Total */ + {IGA2_HOR_TOTAL_REG_NUM, {{CR50, 0, 7}, {CR55, 0, 3} } }, + /* IGA2 Horizontal Addressable Video */ + {IGA2_HOR_ADDR_REG_NUM, {{CR51, 0, 7}, {CR55, 4, 6} } }, + /* IGA2 Horizontal Blank Start */ + {IGA2_HOR_BLANK_START_REG_NUM, {{CR52, 0, 7}, {CR54, 0, 2} } }, + /* IGA2 Horizontal Blank End */ + {IGA2_HOR_BLANK_END_REG_NUM, + {{CR53, 0, 7}, {CR54, 3, 5}, {CR5D, 6, 6} } }, + /* IGA2 Horizontal Sync Start */ + {IGA2_HOR_SYNC_START_REG_NUM, + {{CR56, 0, 7}, {CR54, 6, 7}, {CR5C, 7, 7}, {CR5D, 7, 7} } }, + /* IGA2 Horizontal Sync End */ + {IGA2_HOR_SYNC_END_REG_NUM, {{CR57, 0, 7}, {CR5C, 6, 6} } }, + /* IGA2 Vertical Total */ + {IGA2_VER_TOTAL_REG_NUM, {{CR58, 0, 7}, {CR5D, 0, 2} } }, + /* IGA2 Vertical Addressable Video */ + {IGA2_VER_ADDR_REG_NUM, {{CR59, 0, 7}, {CR5D, 3, 5} } }, + /* IGA2 Vertical Blank Start */ + {IGA2_VER_BLANK_START_REG_NUM, {{CR5A, 0, 7}, {CR5C, 0, 2} } }, + /* IGA2 Vertical Blank End */ + {IGA2_VER_BLANK_END_REG_NUM, {{CR5B, 0, 7}, {CR5C, 3, 5} } }, + /* IGA2 Vertical Sync Start */ + {IGA2_VER_SYNC_START_REG_NUM, {{CR5E, 0, 7}, {CR5F, 5, 7} } }, + /* IGA2 Vertical Sync End */ + {IGA2_VER_SYNC_END_REG_NUM, {{CR5F, 0, 4} } } +}; + +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(void); +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); +static int get_fb_size_from_pci(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->gfx_chip_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 offset = 0, tmp = 0, size = 0; + unsigned long length; + + DEBUG_MSG(KERN_INFO "viafb_set_start_addr!\n"); + viafb_unlock_crt(); + /* update starting address of IGA1 */ + viafb_write_reg(CR0C, VIACR, 0x00); /*initial starting address */ + viafb_write_reg(CR0D, VIACR, 0x00); + viafb_write_reg(CR34, VIACR, 0x00); + viafb_write_reg_mask(CR48, VIACR, 0x00, 0x1F); + + if (viafb_dual_fb) { + viaparinfo->iga_path = IGA1; + viaparinfo1->iga_path = IGA2; + } + + if (viafb_SAMM_ON == 1) { + if (!viafb_dual_fb) { + if (viafb_second_size) + size = viafb_second_size * 1024 * 1024; + else + size = 8 * 1024 * 1024; + } else { + + size = viaparinfo1->memsize; + } + offset = viafb_second_offset; + DEBUG_MSG(KERN_INFO + "viafb_second_size=%lx, second start_adddress=%lx\n", + size, offset); + } + if (viafb_SAMM_ON == 1) { + offset = offset >> 3; + + tmp = viafb_read_reg(VIACR, 0x62) & 0x01; + tmp |= (offset & 0x7F) << 1; + viafb_write_reg(CR62, VIACR, tmp); + viafb_write_reg(CR63, VIACR, ((offset & 0x7F80) >> 7)); + viafb_write_reg(CR64, VIACR, ((offset & 0x7F8000) >> 15)); + viafb_write_reg(CRA3, VIACR, ((offset & 0x3800000) >> 23)); + } else { + /* update starting address */ + viafb_write_reg(CR62, VIACR, 0x00); + viafb_write_reg(CR63, VIACR, 0x00); + viafb_write_reg(CR64, VIACR, 0x00); + viafb_write_reg(CRA3, VIACR, 0x00); + } + + if (viafb_SAMM_ON == 1) { + if (viafb_accel) { + if (!viafb_dual_fb) + length = size - viaparinfo->fbmem_used; + else + length = size - viaparinfo1->fbmem_used; + } else + length = size; + offset = (unsigned long)(void *)viafb_FB_MM + + viafb_second_offset; + memset((void *)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->gfx_chip_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->gfx_chip_name) { + case UNICHROME_CX700: + { + break; + } + + default: + { + break; + } + } +} + +static void dvi_patch_skew_dvp_low(void) +{ + switch (viaparinfo->chip_info->gfx_chip_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->gfx_chip_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->gfx_chip_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->gfx_chip_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->gfx_chip_name) + || (UNICHROME_P4M890 == + viaparinfo->chip_info->gfx_chip_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->gfx_chip_name == UNICHROME_K800) + || (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890)) + viafb_write_reg_mask(CR33, VIACR, 0x08, BIT3); + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + && (viaparinfo->chip_info->gfx_chip_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, + int io_type) +{ + int reg_mask; + int bit_num = 0; + int data; + int i, j; + int shift_next_reg; + int start_index, end_index, cr_index; + u16 get_bit; + + for (i = 0; i < viafb_load_reg_num; i++) { + reg_mask = 0; + data = 0; + start_index = reg[i].start_bit; + end_index = reg[i].end_bit; + cr_index = reg[i].io_addr; + + shift_next_reg = bit_num; + for (j = start_index; j <= end_index; j++) { + /*if (bit_num==8) timing_value = timing_value >>8; */ + reg_mask = reg_mask | (BIT0 << j); + get_bit = (timing_value & (BIT0 << bit_num)); + data = + data | ((get_bit >> shift_next_reg) << start_index); + bit_num++; + } + if (io_type == VIACR) + viafb_write_reg_mask(cr_index, VIACR, data, reg_mask); + else + viafb_write_reg_mask(cr_index, VIASR, data, reg_mask); + } + +} + +/* Write Registers */ +void viafb_write_regx(struct io_reg RegTable[], int ItemNum) +{ + int i; + unsigned char RegTemp; + + /*DEBUG_MSG(KERN_INFO "Table Size : %x!!\n",ItemNum ); */ + + for (i = 0; i < ItemNum; i++) { + outb(RegTable[i].index, RegTable[i].port); + RegTemp = inb(RegTable[i].port + 1); + RegTemp = (RegTemp & (~RegTable[i].mask)) | RegTable[i].value; + outb(RegTemp, RegTable[i].port + 1); + } +} + +void viafb_load_offset_reg(int h_addr, int bpp_byte, int set_iga) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg; + + switch (set_iga) { + case IGA1_IGA2: + case IGA1: + reg_value = IGA1_OFFSET_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = offset_reg.iga1_offset_reg.reg_num; + reg = offset_reg.iga1_offset_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + if (set_iga == IGA1) + break; + case IGA2: + reg_value = IGA2_OFFSET_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = offset_reg.iga2_offset_reg.reg_num; + reg = offset_reg.iga2_offset_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + break; + } +} + +void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg = NULL; + + switch (set_iga) { + case IGA1_IGA2: + case IGA1: + reg_value = IGA1_FETCH_COUNT_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = fetch_count_reg. + iga1_fetch_count_reg.reg_num; + reg = fetch_count_reg.iga1_fetch_count_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + if (set_iga == IGA1) + break; + case IGA2: + reg_value = IGA2_FETCH_COUNT_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = fetch_count_reg. + iga2_fetch_count_reg.reg_num; + reg = fetch_count_reg.iga2_fetch_count_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + break; + } + +} + +void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg = NULL; + int iga1_fifo_max_depth = 0, iga1_fifo_threshold = + 0, iga1_fifo_high_threshold = 0, iga1_display_queue_expire_num = 0; + int iga2_fifo_max_depth = 0, iga2_fifo_threshold = + 0, iga2_fifo_high_threshold = 0, iga2_display_queue_expire_num = 0; + + if (set_iga == IGA1) { + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + iga1_fifo_max_depth = K800_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = K800_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + K800_IGA1_FIFO_HIGH_THRESHOLD; + /* If resolution > 1280x1024, expire length = 64, else + expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_PM800) { + iga1_fifo_max_depth = P880_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P880_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P880_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + + /* If resolution > 1280x1024, expire length = 64, else + expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CN700) { + iga1_fifo_max_depth = CN700_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = CN700_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + CN700_IGA1_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + iga1_fifo_max_depth = CX700_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = CX700_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + CX700_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890) { + iga1_fifo_max_depth = K8M890_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = K8M890_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + K8M890_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M890) { + iga1_fifo_max_depth = P4M890_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P4M890_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P4M890_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M900) { + iga1_fifo_max_depth = P4M900_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P4M900_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P4M900_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX800) { + iga1_fifo_max_depth = VX800_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = VX800_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + VX800_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + /* Set Display FIFO Depath Select */ + reg_value = IGA1_FIFO_DEPTH_SELECT_FORMULA(iga1_fifo_max_depth); + viafb_load_reg_num = + display_fifo_depth_reg.iga1_fifo_depth_select_reg.reg_num; + reg = display_fifo_depth_reg.iga1_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set Display FIFO Threshold Select */ + reg_value = IGA1_FIFO_THRESHOLD_FORMULA(iga1_fifo_threshold); + viafb_load_reg_num = + fifo_threshold_select_reg. + iga1_fifo_threshold_select_reg.reg_num; + reg = + fifo_threshold_select_reg. + iga1_fifo_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set FIFO High Threshold Select */ + reg_value = + IGA1_FIFO_HIGH_THRESHOLD_FORMULA(iga1_fifo_high_threshold); + viafb_load_reg_num = + fifo_high_threshold_select_reg. + iga1_fifo_high_threshold_select_reg.reg_num; + reg = + fifo_high_threshold_select_reg. + iga1_fifo_high_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set Display Queue Expire Num */ + reg_value = + IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA + (iga1_display_queue_expire_num); + viafb_load_reg_num = + display_queue_expire_num_reg. + iga1_display_queue_expire_num_reg.reg_num; + reg = + display_queue_expire_num_reg. + iga1_display_queue_expire_num_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + } else { + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + iga2_fifo_max_depth = K800_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = K800_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + K800_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_PM800) { + iga2_fifo_max_depth = P880_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P880_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P880_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CN700) { + iga2_fifo_max_depth = CN700_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = CN700_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + CN700_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + iga2_fifo_max_depth = CX700_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = CX700_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + CX700_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890) { + iga2_fifo_max_depth = K8M890_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = K8M890_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + K8M890_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M890) { + iga2_fifo_max_depth = P4M890_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P4M890_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P4M890_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M900) { + iga2_fifo_max_depth = P4M900_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P4M900_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P4M900_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX800) { + iga2_fifo_max_depth = VX800_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = VX800_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + VX800_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + /* Set Display FIFO Depath Select */ + reg_value = + IGA2_FIFO_DEPTH_SELECT_FORMULA(iga2_fifo_max_depth) + - 1; + /* Patch LCD in IGA2 case */ + viafb_load_reg_num = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg_num; + reg = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + } else { + + /* Set Display FIFO Depath Select */ + reg_value = + IGA2_FIFO_DEPTH_SELECT_FORMULA(iga2_fifo_max_depth); + viafb_load_reg_num = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg_num; + reg = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + } + + /* Set Display FIFO Threshold Select */ + reg_value = IGA2_FIFO_THRESHOLD_FORMULA(iga2_fifo_threshold); + viafb_load_reg_num = + fifo_threshold_select_reg. + iga2_fifo_threshold_select_reg.reg_num; + reg = + fifo_threshold_select_reg. + iga2_fifo_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + /* Set FIFO High Threshold Select */ + reg_value = + IGA2_FIFO_HIGH_THRESHOLD_FORMULA(iga2_fifo_high_threshold); + viafb_load_reg_num = + fifo_high_threshold_select_reg. + iga2_fifo_high_threshold_select_reg.reg_num; + reg = + fifo_high_threshold_select_reg. + iga2_fifo_high_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + /* Set Display Queue Expire Num */ + reg_value = + IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA + (iga2_display_queue_expire_num); + viafb_load_reg_num = + display_queue_expire_num_reg. + iga2_display_queue_expire_num_reg.reg_num; + reg = + display_queue_expire_num_reg. + iga2_display_queue_expire_num_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + } + +} + +u32 viafb_get_clk_value(int clk) +{ + int i; + + for (i = 0; i < NUM_TOTAL_PLL_TABLE; i++) { + if (clk == pll_value[i].clk) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + return pll_value[i].cle266_pll; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + return pll_value[i].k800_pll; + + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + return pll_value[i].cx700_pll; + } + } + } + + DEBUG_MSG(KERN_INFO "Can't find match PLL value\n\n"); + return 0; +} + +/* Set VCLK*/ +void viafb_set_vclock(u32 CLK, int set_iga) +{ + unsigned char RegTemp; + + /* H.W. Reset : ON */ + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + + if ((set_iga == IGA1) || (set_iga == IGA1_IGA2)) { + /* Change D,N FOR VCLK */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg(SR46, VIASR, CLK / 0x100); + viafb_write_reg(SR47, VIASR, CLK % 0x100); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + viafb_write_reg(SR44, VIASR, CLK / 0x10000); + DEBUG_MSG(KERN_INFO "\nSR44=%x", CLK / 0x10000); + viafb_write_reg(SR45, VIASR, (CLK & 0xFFFF) / 0x100); + DEBUG_MSG(KERN_INFO "\nSR45=%x", + (CLK & 0xFFFF) / 0x100); + viafb_write_reg(SR46, VIASR, CLK % 0x100); + DEBUG_MSG(KERN_INFO "\nSR46=%x", CLK % 0x100); + break; + } + } + + if ((set_iga == IGA2) || (set_iga == IGA1_IGA2)) { + /* Change D,N FOR LCK */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg(SR44, VIASR, CLK / 0x100); + viafb_write_reg(SR45, VIASR, CLK % 0x100); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + viafb_write_reg(SR4A, VIASR, CLK / 0x10000); + viafb_write_reg(SR4B, VIASR, (CLK & 0xFFFF) / 0x100); + viafb_write_reg(SR4C, VIASR, CLK % 0x100); + break; + } + } + + /* H.W. Reset : OFF */ + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + + /* Reset PLL */ + if ((set_iga == IGA1) || (set_iga == IGA1_IGA2)) { + viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1); + } + + if ((set_iga == IGA2) || (set_iga == IGA1_IGA2)) { + viafb_write_reg_mask(SR40, VIASR, 0x01, BIT0); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT0); + } + + /* Fire! */ + RegTemp = inb(VIARMisc); + outb(RegTemp | (BIT2 + BIT3), VIAWMisc); +} + +void viafb_load_crtc_timing(struct display_timing device_timing, + int set_iga) +{ + int i; + int viafb_load_reg_num = 0; + int reg_value = 0; + struct io_register *reg = NULL; + + viafb_unlock_crt(); + + for (i = 0; i < 12; i++) { + if (set_iga == IGA1) { + switch (i) { + case H_TOTAL_INDEX: + reg_value = + IGA1_HOR_TOTAL_FORMULA(device_timing. + hor_total); + viafb_load_reg_num = + iga1_crtc_reg.hor_total.reg_num; + reg = iga1_crtc_reg.hor_total.reg; + break; + case H_ADDR_INDEX: + reg_value = + IGA1_HOR_ADDR_FORMULA(device_timing. + hor_addr); + viafb_load_reg_num = + iga1_crtc_reg.hor_addr.reg_num; + reg = iga1_crtc_reg.hor_addr.reg; + break; + case H_BLANK_START_INDEX: + reg_value = + IGA1_HOR_BLANK_START_FORMULA + (device_timing.hor_blank_start); + viafb_load_reg_num = + iga1_crtc_reg.hor_blank_start.reg_num; + reg = iga1_crtc_reg.hor_blank_start.reg; + break; + case H_BLANK_END_INDEX: + reg_value = + IGA1_HOR_BLANK_END_FORMULA + (device_timing.hor_blank_start, + device_timing.hor_blank_end); + viafb_load_reg_num = + iga1_crtc_reg.hor_blank_end.reg_num; + reg = iga1_crtc_reg.hor_blank_end.reg; + break; + case H_SYNC_START_INDEX: + reg_value = + IGA1_HOR_SYNC_START_FORMULA + (device_timing.hor_sync_start); + viafb_load_reg_num = + iga1_crtc_reg.hor_sync_start.reg_num; + reg = iga1_crtc_reg.hor_sync_start.reg; + break; + case H_SYNC_END_INDEX: + reg_value = + IGA1_HOR_SYNC_END_FORMULA + (device_timing.hor_sync_start, + device_timing.hor_sync_end); + viafb_load_reg_num = + iga1_crtc_reg.hor_sync_end.reg_num; + reg = iga1_crtc_reg.hor_sync_end.reg; + break; + case V_TOTAL_INDEX: + reg_value = + IGA1_VER_TOTAL_FORMULA(device_timing. + ver_total); + viafb_load_reg_num = + iga1_crtc_reg.ver_total.reg_num; + reg = iga1_crtc_reg.ver_total.reg; + break; + case V_ADDR_INDEX: + reg_value = + IGA1_VER_ADDR_FORMULA(device_timing. + ver_addr); + viafb_load_reg_num = + iga1_crtc_reg.ver_addr.reg_num; + reg = iga1_crtc_reg.ver_addr.reg; + break; + case V_BLANK_START_INDEX: + reg_value = + IGA1_VER_BLANK_START_FORMULA + (device_timing.ver_blank_start); + viafb_load_reg_num = + iga1_crtc_reg.ver_blank_start.reg_num; + reg = iga1_crtc_reg.ver_blank_start.reg; + break; + case V_BLANK_END_INDEX: + reg_value = + IGA1_VER_BLANK_END_FORMULA + (device_timing.ver_blank_start, + device_timing.ver_blank_end); + viafb_load_reg_num = + iga1_crtc_reg.ver_blank_end.reg_num; + reg = iga1_crtc_reg.ver_blank_end.reg; + break; + case V_SYNC_START_INDEX: + reg_value = + IGA1_VER_SYNC_START_FORMULA + (device_timing.ver_sync_start); + viafb_load_reg_num = + iga1_crtc_reg.ver_sync_start.reg_num; + reg = iga1_crtc_reg.ver_sync_start.reg; + break; + case V_SYNC_END_INDEX: + reg_value = + IGA1_VER_SYNC_END_FORMULA + (device_timing.ver_sync_start, + device_timing.ver_sync_end); + viafb_load_reg_num = + iga1_crtc_reg.ver_sync_end.reg_num; + reg = iga1_crtc_reg.ver_sync_end.reg; + break; + + } + } + + if (set_iga == IGA2) { + switch (i) { + case H_TOTAL_INDEX: + reg_value = + IGA2_HOR_TOTAL_FORMULA(device_timing. + hor_total); + viafb_load_reg_num = + iga2_crtc_reg.hor_total.reg_num; + reg = iga2_crtc_reg.hor_total.reg; + break; + case H_ADDR_INDEX: + reg_value = + IGA2_HOR_ADDR_FORMULA(device_timing. + hor_addr); + viafb_load_reg_num = + iga2_crtc_reg.hor_addr.reg_num; + reg = iga2_crtc_reg.hor_addr.reg; + break; + case H_BLANK_START_INDEX: + reg_value = + IGA2_HOR_BLANK_START_FORMULA + (device_timing.hor_blank_start); + viafb_load_reg_num = + iga2_crtc_reg.hor_blank_start.reg_num; + reg = iga2_crtc_reg.hor_blank_start.reg; + break; + case H_BLANK_END_INDEX: + reg_value = + IGA2_HOR_BLANK_END_FORMULA + (device_timing.hor_blank_start, + device_timing.hor_blank_end); + viafb_load_reg_num = + iga2_crtc_reg.hor_blank_end.reg_num; + reg = iga2_crtc_reg.hor_blank_end.reg; + break; + case H_SYNC_START_INDEX: + reg_value = + IGA2_HOR_SYNC_START_FORMULA + (device_timing.hor_sync_start); + if (UNICHROME_CN700 <= + viaparinfo->chip_info->gfx_chip_name) + viafb_load_reg_num = + iga2_crtc_reg.hor_sync_start. + reg_num; + else + viafb_load_reg_num = 3; + reg = iga2_crtc_reg.hor_sync_start.reg; + break; + case H_SYNC_END_INDEX: + reg_value = + IGA2_HOR_SYNC_END_FORMULA + (device_timing.hor_sync_start, + device_timing.hor_sync_end); + viafb_load_reg_num = + iga2_crtc_reg.hor_sync_end.reg_num; + reg = iga2_crtc_reg.hor_sync_end.reg; + break; + case V_TOTAL_INDEX: + reg_value = + IGA2_VER_TOTAL_FORMULA(device_timing. + ver_total); + viafb_load_reg_num = + iga2_crtc_reg.ver_total.reg_num; + reg = iga2_crtc_reg.ver_total.reg; + break; + case V_ADDR_INDEX: + reg_value = + IGA2_VER_ADDR_FORMULA(device_timing. + ver_addr); + viafb_load_reg_num = + iga2_crtc_reg.ver_addr.reg_num; + reg = iga2_crtc_reg.ver_addr.reg; + break; + case V_BLANK_START_INDEX: + reg_value = + IGA2_VER_BLANK_START_FORMULA + (device_timing.ver_blank_start); + viafb_load_reg_num = + iga2_crtc_reg.ver_blank_start.reg_num; + reg = iga2_crtc_reg.ver_blank_start.reg; + break; + case V_BLANK_END_INDEX: + reg_value = + IGA2_VER_BLANK_END_FORMULA + (device_timing.ver_blank_start, + device_timing.ver_blank_end); + viafb_load_reg_num = + iga2_crtc_reg.ver_blank_end.reg_num; + reg = iga2_crtc_reg.ver_blank_end.reg; + break; + case V_SYNC_START_INDEX: + reg_value = + IGA2_VER_SYNC_START_FORMULA + (device_timing.ver_sync_start); + viafb_load_reg_num = + iga2_crtc_reg.ver_sync_start.reg_num; + reg = iga2_crtc_reg.ver_sync_start.reg; + break; + case V_SYNC_END_INDEX: + reg_value = + IGA2_VER_SYNC_END_FORMULA + (device_timing.ver_sync_start, + device_timing.ver_sync_end); + viafb_load_reg_num = + iga2_crtc_reg.ver_sync_end.reg_num; + reg = iga2_crtc_reg.ver_sync_end.reg; + break; + + } + } + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + } + + viafb_lock_crt(); +} + +void viafb_set_color_depth(int bpp_byte, int set_iga) +{ + if (set_iga == IGA1) { + switch (bpp_byte) { + case MODE_8BPP: + viafb_write_reg_mask(SR15, VIASR, 0x22, 0x7E); + break; + case MODE_16BPP: + viafb_write_reg_mask(SR15, VIASR, 0xB6, 0xFE); + break; + case MODE_32BPP: + viafb_write_reg_mask(SR15, VIASR, 0xAE, 0xFE); + break; + } + } else { + switch (bpp_byte) { + case MODE_8BPP: + viafb_write_reg_mask(CR67, VIACR, 0x00, BIT6 + BIT7); + break; + case MODE_16BPP: + viafb_write_reg_mask(CR67, VIACR, 0x40, BIT6 + BIT7); + break; + case MODE_32BPP: + viafb_write_reg_mask(CR67, VIACR, 0xC0, BIT6 + BIT7); + break; + } + } +} + +void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, + int mode_index, int bpp_byte, int set_iga) +{ + struct VideoModeTable *video_mode; + struct display_timing crt_reg; + int i; + int index = 0; + int h_addr, v_addr; + u32 pll_D_N; + + video_mode = &CLE266Modes[search_mode_setting(mode_index)]; + + for (i = 0; i < video_mode->mode_array; i++) { + index = i; + + if (crt_table[i].refresh_rate == viaparinfo-> + crt_setting_info->refresh_rate) + break; + } + + crt_reg = crt_table[index].crtc; + + /* Mode 640x480 has border, but LCD/DFP didn't have border. */ + /* So we would delete border. */ + if ((viafb_LCD_ON | viafb_DVI_ON) && (mode_index == VIA_RES_640X480) + && (viaparinfo->crt_setting_info->refresh_rate == 60)) { + /* The border is 8 pixels. */ + crt_reg.hor_blank_start = crt_reg.hor_blank_start - 8; + + /* Blanking time should add left and right borders. */ + crt_reg.hor_blank_end = crt_reg.hor_blank_end + 16; + } + + h_addr = crt_reg.hor_addr; + v_addr = crt_reg.ver_addr; + + /* update polarity for CRT timing */ + if (crt_table[index].h_sync_polarity == NEGATIVE) { + if (crt_table[index].v_sync_polarity == NEGATIVE) + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | + (BIT6 + BIT7), VIAWMisc); + else + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | (BIT6), + VIAWMisc); + } else { + if (crt_table[index].v_sync_polarity == NEGATIVE) + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | (BIT7), + VIAWMisc); + else + outb((inb(VIARMisc) & (~(BIT6 + BIT7))), VIAWMisc); + } + + if (set_iga == IGA1) { + viafb_unlock_crt(); + viafb_write_reg(CR09, VIACR, 0x00); /*initial CR09=0 */ + viafb_write_reg_mask(CR11, VIACR, 0x00, BIT4 + BIT5 + BIT6); + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + } + + switch (set_iga) { + case IGA1: + viafb_load_crtc_timing(crt_reg, IGA1); + break; + case IGA2: + viafb_load_crtc_timing(crt_reg, IGA2); + break; + } + + load_fix_bit_crtc_reg(); + viafb_lock_crt(); + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + viafb_load_offset_reg(h_addr, bpp_byte, set_iga); + viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga); + + /* load FIFO */ + if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) + && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400)) + viafb_load_FIFO_reg(set_iga, h_addr, v_addr); + + /* load SR Register About Memory and Color part */ + viafb_set_color_depth(bpp_byte, set_iga); + + pll_D_N = viafb_get_clk_value(crt_table[index].clk); + DEBUG_MSG(KERN_INFO "PLL=%x", pll_D_N); + viafb_set_vclock(pll_D_N, set_iga); + +} + +void viafb_init_chip_info(void) +{ + init_gfx_chip_info(); + init_tmds_chip_info(); + init_lvds_chip_info(); + + viaparinfo->crt_setting_info->iga_path = IGA1; + viaparinfo->crt_setting_info->refresh_rate = viafb_refresh; + + /*Set IGA path for each device */ + viafb_set_iga_path(); + + viaparinfo->lvds_setting_info->display_method = viafb_lcd_dsp_method; + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_USER_SETTING; + viaparinfo->lvds_setting_info->lcd_mode = viafb_lcd_mode; + viaparinfo->lvds_setting_info2->display_method = + viaparinfo->lvds_setting_info->display_method; + viaparinfo->lvds_setting_info2->lcd_mode = + viaparinfo->lvds_setting_info->lcd_mode; +} + +void viafb_update_device_setting(int hres, int vres, + int bpp, int vmode_refresh, int flag) +{ + if (flag == 0) { + viaparinfo->crt_setting_info->h_active = hres; + viaparinfo->crt_setting_info->v_active = vres; + viaparinfo->crt_setting_info->bpp = bpp; + viaparinfo->crt_setting_info->refresh_rate = + vmode_refresh; + + viaparinfo->tmds_setting_info->h_active = hres; + viaparinfo->tmds_setting_info->v_active = vres; + viaparinfo->tmds_setting_info->bpp = bpp; + viaparinfo->tmds_setting_info->refresh_rate = + vmode_refresh; + + viaparinfo->lvds_setting_info->h_active = hres; + viaparinfo->lvds_setting_info->v_active = vres; + viaparinfo->lvds_setting_info->bpp = bpp; + viaparinfo->lvds_setting_info->refresh_rate = + vmode_refresh; + viaparinfo->lvds_setting_info2->h_active = hres; + viaparinfo->lvds_setting_info2->v_active = vres; + viaparinfo->lvds_setting_info2->bpp = bpp; + viaparinfo->lvds_setting_info2->refresh_rate = + vmode_refresh; + } else { + + if (viaparinfo->tmds_setting_info->iga_path == IGA2) { + viaparinfo->tmds_setting_info->h_active = hres; + viaparinfo->tmds_setting_info->v_active = vres; + viaparinfo->tmds_setting_info->bpp = bpp; + viaparinfo->tmds_setting_info->refresh_rate = + vmode_refresh; + } + + if (viaparinfo->lvds_setting_info->iga_path == IGA2) { + viaparinfo->lvds_setting_info->h_active = hres; + viaparinfo->lvds_setting_info->v_active = vres; + viaparinfo->lvds_setting_info->bpp = bpp; + viaparinfo->lvds_setting_info->refresh_rate = + vmode_refresh; + } + if (IGA2 == viaparinfo->lvds_setting_info2->iga_path) { + viaparinfo->lvds_setting_info2->h_active = hres; + viaparinfo->lvds_setting_info2->v_active = vres; + viaparinfo->lvds_setting_info2->bpp = bpp; + viaparinfo->lvds_setting_info2->refresh_rate = + vmode_refresh; + } + } +} + +static void init_gfx_chip_info(void) +{ + struct pci_dev *pdev = NULL; + u32 i; + u8 tmp; + + /* Indentify GFX Chip Name */ + for (i = 0; pciidlist[i].vendor != 0; i++) { + pdev = pci_get_device(pciidlist[i].vendor, + pciidlist[i].device, 0); + if (pdev) + break; + } + + if (!pciidlist[i].vendor) + return ; + + viaparinfo->chip_info->gfx_chip_name = pciidlist[i].chip_index; + + /* Check revision of CLE266 Chip */ + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + /* CR4F only define in CLE266.CX chip */ + tmp = viafb_read_reg(VIACR, CR4F); + viafb_write_reg(CR4F, VIACR, 0x55); + if (viafb_read_reg(VIACR, CR4F) != 0x55) + viaparinfo->chip_info->gfx_chip_revision = + CLE266_REVISION_AX; + else + viaparinfo->chip_info->gfx_chip_revision = + CLE266_REVISION_CX; + /* restore orignal CR4F value */ + viafb_write_reg(CR4F, VIACR, tmp); + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + tmp = viafb_read_reg(VIASR, SR43); + DEBUG_MSG(KERN_INFO "SR43:%X\n", tmp); + if (tmp & 0x02) { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700M2; + } else if (tmp & 0x40) { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700M; + } else { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700; + } + } + + pci_dev_put(pdev); +} + +static void init_tmds_chip_info(void) +{ + viafb_tmds_trasmitter_identify(); + + if (INTERFACE_NONE == viaparinfo->chip_info->tmds_chip_info. + output_interface) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CX700: + { + /* we should check support by hardware layout.*/ + if ((viafb_display_hardware_layout == + HW_LAYOUT_DVI_ONLY) + || (viafb_display_hardware_layout == + HW_LAYOUT_LCD_DVI)) { + viaparinfo->chip_info->tmds_chip_info. + output_interface = INTERFACE_TMDS; + } else { + viaparinfo->chip_info->tmds_chip_info. + output_interface = + INTERFACE_NONE; + } + break; + } + case UNICHROME_K8M890: + case UNICHROME_P4M900: + case UNICHROME_P4M890: + /* TMDS on PCIE, we set DFPLOW as default. */ + viaparinfo->chip_info->tmds_chip_info.output_interface = + INTERFACE_DFP_LOW; + break; + default: + { + /* set DVP1 default for DVI */ + viaparinfo->chip_info->tmds_chip_info + .output_interface = INTERFACE_DVP1; + } + } + } + + DEBUG_MSG(KERN_INFO "TMDS Chip = %d\n", + viaparinfo->chip_info->tmds_chip_info.tmds_chip_name); + viaparinfo->tmds_setting_info->get_dvi_size_method = + GET_DVI_SIZE_BY_VGA_BIOS; + viafb_init_dvi_size(); +} + +static void init_lvds_chip_info(void) +{ + if (viafb_lcd_panel_id > LCD_PANEL_ID_MAXIMUM) + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_VGA_BIOS; + else + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_USER_SETTING; + + viafb_lvds_trasmitter_identify(); + viafb_init_lcd_size(); + viafb_init_lvds_output_interface(&viaparinfo->chip_info->lvds_chip_info, + viaparinfo->lvds_setting_info); + if (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { + viafb_init_lvds_output_interface(&viaparinfo->chip_info-> + lvds_chip_info2, viaparinfo->lvds_setting_info2); + } + /*If CX700,two singel LCD, we need to reassign + LCD interface to different LVDS port */ + if ((UNICHROME_CX700 == viaparinfo->chip_info->gfx_chip_name) + && (HW_LAYOUT_LCD1_LCD2 == viafb_display_hardware_layout)) { + if ((INTEGRATED_LVDS == viaparinfo->chip_info->lvds_chip_info. + lvds_chip_name) && (INTEGRATED_LVDS == + viaparinfo->chip_info-> + lvds_chip_info2.lvds_chip_name)) { + viaparinfo->chip_info->lvds_chip_info.output_interface = + INTERFACE_LVDS0; + viaparinfo->chip_info->lvds_chip_info2. + output_interface = + INTERFACE_LVDS1; + } + } + + DEBUG_MSG(KERN_INFO "LVDS Chip = %d\n", + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name); + DEBUG_MSG(KERN_INFO "LVDS1 output_interface = %d\n", + viaparinfo->chip_info->lvds_chip_info.output_interface); + DEBUG_MSG(KERN_INFO "LVDS2 output_interface = %d\n", + viaparinfo->chip_info->lvds_chip_info.output_interface); +} + +void viafb_init_dac(int set_iga) +{ + int i; + u8 tmp; + + if (set_iga == IGA1) { + /* access Primary Display's LUT */ + viafb_write_reg_mask(SR1A, VIASR, 0x00, BIT0); + /* turn off LCK */ + viafb_write_reg_mask(SR1B, VIASR, 0x00, BIT7 + BIT6); + for (i = 0; i < 256; i++) { + write_dac_reg(i, palLUT_table[i].red, + palLUT_table[i].green, + palLUT_table[i].blue); + } + /* turn on LCK */ + viafb_write_reg_mask(SR1B, VIASR, 0xC0, BIT7 + BIT6); + } else { + tmp = viafb_read_reg(VIACR, CR6A); + /* access Secondary Display's LUT */ + viafb_write_reg_mask(CR6A, VIACR, 0x40, BIT6); + viafb_write_reg_mask(SR1A, VIASR, 0x01, BIT0); + for (i = 0; i < 256; i++) { + write_dac_reg(i, palLUT_table[i].red, + palLUT_table[i].green, + palLUT_table[i].blue); + } + /* set IGA1 DAC for default */ + viafb_write_reg_mask(SR1A, VIASR, 0x00, BIT0); + viafb_write_reg(CR6A, VIACR, tmp); + } +} + +static void device_screen_off(void) +{ + /* turn off CRT screen (IGA1) */ + viafb_write_reg_mask(SR01, VIASR, 0x20, BIT5); +} + +static void device_screen_on(void) +{ + /* turn on CRT screen (IGA1) */ + viafb_write_reg_mask(SR01, VIASR, 0x00, BIT5); +} + +static void set_display_channel(void) +{ + /*If viafb_LCD2_ON, on cx700, internal lvds's information + is keeped on lvds_setting_info2 */ + if (viafb_LCD2_ON && + viaparinfo->lvds_setting_info2->device_lcd_dualedge) { + /* For dual channel LCD: */ + /* Set to Dual LVDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x20, BIT4 + BIT5); + } else if (viafb_LCD_ON && viafb_DVI_ON) { + /* For LCD+DFP: */ + /* Set to LVDS1 + TMDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x10, BIT4 + BIT5); + } else if (viafb_DVI_ON) { + /* Set to single TMDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x30, BIT4 + BIT5); + } else if (viafb_LCD_ON) { + if (viaparinfo->lvds_setting_info->device_lcd_dualedge) { + /* For dual channel LCD: */ + /* Set to Dual LVDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x20, BIT4 + BIT5); + } else { + /* Set to LVDS0 + LVDS1 channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x00, BIT4 + BIT5); + } + } +} + +int viafb_setmode(int vmode_index, int hor_res, int ver_res, int video_bpp, + int vmode_index1, int hor_res1, int ver_res1, int video_bpp1) +{ + int i, j; + int port; + u8 value, index, mask; + struct VideoModeTable *vmode_tbl; + struct crt_mode_table *crt_timing; + struct VideoModeTable *vmode_tbl1 = NULL; + struct crt_mode_table *crt_timing1 = NULL; + + DEBUG_MSG(KERN_INFO "Set Mode!!\n"); + DEBUG_MSG(KERN_INFO + "vmode_index=%d hor_res=%d ver_res=%d video_bpp=%d\n", + vmode_index, hor_res, ver_res, video_bpp); + + device_screen_off(); + vmode_tbl = &CLE266Modes[search_mode_setting(vmode_index)]; + crt_timing = vmode_tbl->crtc; + + if (viafb_SAMM_ON == 1) { + vmode_tbl1 = &CLE266Modes[search_mode_setting(vmode_index1)]; + crt_timing1 = vmode_tbl1->crtc; + } + + inb(VIAStatus); + outb(0x00, VIAAR); + + /* Write Common Setting for Video Mode */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + viafb_write_regx(CLE266_ModeXregs, NUM_TOTAL_CLE266_ModeXregs); + break; + + case UNICHROME_K400: + viafb_write_regx(KM400_ModeXregs, NUM_TOTAL_KM400_ModeXregs); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + viafb_write_regx(CN400_ModeXregs, NUM_TOTAL_CN400_ModeXregs); + break; + + case UNICHROME_CN700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + viafb_write_regx(CN700_ModeXregs, NUM_TOTAL_CN700_ModeXregs); + break; + + case UNICHROME_CX700: + viafb_write_regx(CX700_ModeXregs, NUM_TOTAL_CX700_ModeXregs); + + case UNICHROME_VX800: + viafb_write_regx(VX800_ModeXregs, NUM_TOTAL_VX800_ModeXregs); + + break; + } + + device_off(); + + /* Fill VPIT Parameters */ + /* Write Misc Register */ + outb(VPIT.Misc, VIAWMisc); + + /* Write Sequencer */ + for (i = 1; i <= StdSR; i++) { + outb(i, VIASR); + outb(VPIT.SR[i - 1], VIASR + 1); + } + + viafb_set_start_addr(); + viafb_set_iga_path(); + + /* Write CRTC */ + viafb_fill_crtc_timing(crt_timing, vmode_index, video_bpp / 8, IGA1); + + /* Write Graphic Controller */ + for (i = 0; i < StdGR; i++) { + outb(i, VIAGR); + outb(VPIT.GR[i], VIAGR + 1); + } + + /* Write Attribute Controller */ + for (i = 0; i < StdAR; i++) { + inb(VIAStatus); + outb(i, VIAAR); + outb(VPIT.AR[i], VIAAR); + } + + inb(VIAStatus); + outb(0x20, VIAAR); + + /* Update Patch Register */ + + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + || (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K400)) { + for (i = 0; i < NUM_TOTAL_PATCH_MODE; i++) { + if (res_patch_table[i].mode_index == vmode_index) { + for (j = 0; + j < res_patch_table[i].table_length; j++) { + index = + res_patch_table[i]. + io_reg_table[j].index; + port = + res_patch_table[i]. + io_reg_table[j].port; + value = + res_patch_table[i]. + io_reg_table[j].value; + mask = + res_patch_table[i]. + io_reg_table[j].mask; + viafb_write_reg_mask(index, port, value, + mask); + } + } + } + } + + if (viafb_SAMM_ON == 1) { + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + || (viaparinfo->chip_info->gfx_chip_name == + UNICHROME_K400)) { + for (i = 0; i < NUM_TOTAL_PATCH_MODE; i++) { + if (res_patch_table[i].mode_index == + vmode_index1) { + for (j = 0; + j < + res_patch_table[i]. + table_length; j++) { + index = + res_patch_table[i]. + io_reg_table[j].index; + port = + res_patch_table[i]. + io_reg_table[j].port; + value = + res_patch_table[i]. + io_reg_table[j].value; + mask = + res_patch_table[i]. + io_reg_table[j].mask; + viafb_write_reg_mask(index, + port, value, mask); + } + } + } + } + } + + /* Update Refresh Rate Setting */ + + /* Clear On Screen */ + + /* CRT set mode */ + if (viafb_CRT_ON) { + if (viafb_SAMM_ON && (viaparinfo->crt_setting_info->iga_path == + IGA2)) { + viafb_fill_crtc_timing(crt_timing1, vmode_index1, + video_bpp1 / 8, + viaparinfo->crt_setting_info->iga_path); + } else { + viafb_fill_crtc_timing(crt_timing, vmode_index, + video_bpp / 8, + viaparinfo->crt_setting_info->iga_path); + } + + set_crt_output_path(viaparinfo->crt_setting_info->iga_path); + + /* Patch if set_hres is not 8 alignment (1366) to viafb_setmode + to 8 alignment (1368),there is several pixels (2 pixels) + on right side of screen. */ + if (hor_res % 8) { + viafb_unlock_crt(); + viafb_write_reg(CR02, VIACR, + viafb_read_reg(VIACR, CR02) - 1); + viafb_lock_crt(); + } + } + + if (viafb_DVI_ON) { + if (viafb_SAMM_ON && + (viaparinfo->tmds_setting_info->iga_path == IGA2)) { + viafb_dvi_set_mode(viafb_get_mode_index + (viaparinfo->tmds_setting_info->h_active, + viaparinfo->tmds_setting_info-> + v_active, 1), + video_bpp1, viaparinfo-> + tmds_setting_info->iga_path); + } else { + viafb_dvi_set_mode(viafb_get_mode_index + (viaparinfo->tmds_setting_info->h_active, + viaparinfo-> + tmds_setting_info->v_active, 0), + video_bpp, viaparinfo-> + tmds_setting_info->iga_path); + } + } + + if (viafb_LCD_ON) { + if (viafb_SAMM_ON && + (viaparinfo->lvds_setting_info->iga_path == IGA2)) { + viaparinfo->lvds_setting_info->bpp = video_bpp1; + viafb_lcd_set_mode(crt_timing1, viaparinfo-> + lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } else { + /* IGA1 doesn't have LCD scaling, so set it center. */ + if (viaparinfo->lvds_setting_info->iga_path == IGA1) { + viaparinfo->lvds_setting_info->display_method = + LCD_CENTERING; + } + viaparinfo->lvds_setting_info->bpp = video_bpp; + viafb_lcd_set_mode(crt_timing, viaparinfo-> + lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } + } + if (viafb_LCD2_ON) { + if (viafb_SAMM_ON && + (viaparinfo->lvds_setting_info2->iga_path == IGA2)) { + viaparinfo->lvds_setting_info2->bpp = video_bpp1; + viafb_lcd_set_mode(crt_timing1, viaparinfo-> + lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2); + } else { + /* IGA1 doesn't have LCD scaling, so set it center. */ + if (viaparinfo->lvds_setting_info2->iga_path == IGA1) { + viaparinfo->lvds_setting_info2->display_method = + LCD_CENTERING; + } + viaparinfo->lvds_setting_info2->bpp = video_bpp; + viafb_lcd_set_mode(crt_timing, viaparinfo-> + lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2); + } + } + + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) + && (viafb_LCD_ON || viafb_DVI_ON)) + set_display_channel(); + + /* If set mode normally, save resolution information for hot-plug . */ + if (!viafb_hotplug) { + viafb_hotplug_Xres = hor_res; + viafb_hotplug_Yres = ver_res; + viafb_hotplug_bpp = video_bpp; + viafb_hotplug_refresh = viafb_refresh; + + if (viafb_DVI_ON) + viafb_DeviceStatus = DVI_Device; + else + viafb_DeviceStatus = CRT_Device; + } + device_on(); + + if (viafb_SAMM_ON == 1) + viafb_write_reg_mask(CR6A, VIACR, 0xC0, BIT6 + BIT7); + + device_screen_on(); + return 1; +} + +int viafb_get_pixclock(int hres, int vres, int vmode_refresh) +{ + int i; + + for (i = 0; i < NUM_TOTAL_RES_MAP_REFRESH; i++) { + if ((hres == res_map_refresh_tbl[i].hres) + && (vres == res_map_refresh_tbl[i].vres) + && (vmode_refresh == res_map_refresh_tbl[i].vmode_refresh)) + return res_map_refresh_tbl[i].pixclock; + } + return RES_640X480_60HZ_PIXCLOCK; + +} + +int viafb_get_refresh(int hres, int vres, u32 long_refresh) +{ +#define REFRESH_TOLERANCE 3 + int i, nearest = -1, diff = REFRESH_TOLERANCE; + for (i = 0; i < NUM_TOTAL_RES_MAP_REFRESH; i++) { + if ((hres == res_map_refresh_tbl[i].hres) + && (vres == res_map_refresh_tbl[i].vres) + && (diff > (abs(long_refresh - + res_map_refresh_tbl[i].vmode_refresh)))) { + diff = abs(long_refresh - res_map_refresh_tbl[i]. + vmode_refresh); + nearest = i; + } + } +#undef REFRESH_TOLERANCE + if (nearest > 0) + return res_map_refresh_tbl[nearest].vmode_refresh; + return 60; +} + +static void device_off(void) +{ + viafb_crt_disable(); + viafb_dvi_disable(); + viafb_lcd_disable(); +} + +static void device_on(void) +{ + if (viafb_CRT_ON == 1) + viafb_crt_enable(); + if (viafb_DVI_ON == 1) + viafb_dvi_enable(); + if (viafb_LCD_ON == 1) + viafb_lcd_enable(); +} + +void viafb_crt_disable(void) +{ + viafb_write_reg_mask(CR36, VIACR, BIT5 + BIT4, BIT5 + BIT4); +} + +void viafb_crt_enable(void) +{ + viafb_write_reg_mask(CR36, VIACR, 0x0, BIT5 + BIT4); +} + +void viafb_get_mmio_info(unsigned long *mmio_base, + unsigned long *mmio_len) +{ + struct pci_dev *pdev = NULL; + u32 vendor, device; + u32 i; + + for (i = 0; pciidlist[i].vendor != 0; i++) + if (viaparinfo->chip_info->gfx_chip_name == + pciidlist[i].chip_index) + break; + + if (!pciidlist[i].vendor) + return ; + + vendor = pciidlist[i].vendor; + device = pciidlist[i].device; + + pdev = pci_get_device(vendor, device, NULL); + + if (!pdev) { + *mmio_base = 0; + *mmio_len = 0; + return ; + } + + *mmio_base = pci_resource_start(pdev, 1); + *mmio_len = pci_resource_len(pdev, 1); + + pci_dev_put(pdev); +} + +static void enable_second_display_channel(void) +{ + /* to enable second display channel. */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT6); + viafb_write_reg_mask(CR6A, VIACR, BIT7, BIT7); + viafb_write_reg_mask(CR6A, VIACR, BIT6, BIT6); +} + +static void disable_second_display_channel(void) +{ + /* to disable second display channel. */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT6); + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT7); + viafb_write_reg_mask(CR6A, VIACR, BIT6, BIT6); +} + +void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len) +{ + struct pci_dev *pdev = NULL; + u32 vendor, device; + u32 i; + + for (i = 0; pciidlist[i].vendor != 0; i++) + if (viaparinfo->chip_info->gfx_chip_name == + pciidlist[i].chip_index) + break; + + if (!pciidlist[i].vendor) + return ; + + vendor = pciidlist[i].vendor; + device = pciidlist[i].device; + + pdev = pci_get_device(vendor, device, NULL); + + if (!pdev) { + *fb_base = viafb_read_reg(VIASR, SR30) << 24; + *fb_len = viafb_get_memsize(); + DEBUG_MSG(KERN_INFO "Get FB info from SR30!\n"); + DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base); + DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len); + return ; + } + + *fb_base = (unsigned int)pci_resource_start(pdev, 0); + *fb_len = get_fb_size_from_pci(); + DEBUG_MSG(KERN_INFO "Get FB info from PCI system!\n"); + DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base); + DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len); + + pci_dev_put(pdev); +} + +static int get_fb_size_from_pci(void) +{ + unsigned long configid, deviceid, FBSize = 0; + int VideoMemSize; + int DeviceFound = false; + + for (configid = 0x80000000; configid < 0x80010800; configid += 0x100) { + outl(configid, (unsigned long)0xCF8); + deviceid = (inl((unsigned long)0xCFC) >> 16) & 0xffff; + + switch (deviceid) { + case CLE266: + case KM400: + outl(configid + 0xE0, (unsigned long)0xCF8); + FBSize = inl((unsigned long)0xCFC); + DeviceFound = true; /* Found device id */ + break; + + case CN400_FUNCTION3: + case CN700_FUNCTION3: + case CX700_FUNCTION3: + case KM800_FUNCTION3: + case KM890_FUNCTION3: + case P4M890_FUNCTION3: + case P4M900_FUNCTION3: + case VX800_FUNCTION3: + /*case CN750_FUNCTION3: */ + outl(configid + 0xA0, (unsigned long)0xCF8); + FBSize = inl((unsigned long)0xCFC); + DeviceFound = true; /* Found device id */ + break; + + default: + break; + } + + if (DeviceFound) + break; + } + + DEBUG_MSG(KERN_INFO "Device ID = %lx\n", deviceid); + + FBSize = FBSize & 0x00007000; + DEBUG_MSG(KERN_INFO "FB Size = %x\n", FBSize); + + if (viaparinfo->chip_info->gfx_chip_name < UNICHROME_CX700) { + switch (FBSize) { + case 0x00004000: + VideoMemSize = (16 << 20); /*16M */ + break; + + case 0x00005000: + VideoMemSize = (32 << 20); /*32M */ + break; + + case 0x00006000: + VideoMemSize = (64 << 20); /*64M */ + break; + + default: + VideoMemSize = (32 << 20); /*32M */ + break; + } + } else { + switch (FBSize) { + case 0x00001000: + VideoMemSize = (8 << 20); /*8M */ + break; + + case 0x00002000: + VideoMemSize = (16 << 20); /*16M */ + break; + + case 0x00003000: + VideoMemSize = (32 << 20); /*32M */ + break; + + case 0x00004000: + VideoMemSize = (64 << 20); /*64M */ + break; + + case 0x00005000: + VideoMemSize = (128 << 20); /*128M */ + break; + + case 0x00006000: + VideoMemSize = (256 << 20); /*256M */ + break; + + default: + VideoMemSize = (32 << 20); /*32M */ + break; + } + } + + return VideoMemSize; +} + +void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\ + *p_gfx_dpa_setting) +{ + switch (output_interface) { + case INTERFACE_DVP0: + { + /* DVP0 Clock Polarity and Adjust: */ + viafb_write_reg_mask(CR96, VIACR, + p_gfx_dpa_setting->DVP0, 0x0F); + + /* DVP0 Clock and Data Pads Driving: */ + viafb_write_reg_mask(SR1E, VIASR, + p_gfx_dpa_setting->DVP0ClockDri_S, BIT2); + viafb_write_reg_mask(SR2A, VIASR, + p_gfx_dpa_setting->DVP0ClockDri_S1, + BIT4); + viafb_write_reg_mask(SR1B, VIASR, + p_gfx_dpa_setting->DVP0DataDri_S, BIT1); + viafb_write_reg_mask(SR2A, VIASR, + p_gfx_dpa_setting->DVP0DataDri_S1, BIT5); + break; + } + + case INTERFACE_DVP1: + { + /* DVP1 Clock Polarity and Adjust: */ + viafb_write_reg_mask(CR9B, VIACR, + p_gfx_dpa_setting->DVP1, 0x0F); + + /* DVP1 Clock and Data Pads Driving: */ + viafb_write_reg_mask(SR65, VIASR, + p_gfx_dpa_setting->DVP1Driving, 0x0F); + break; + } + + case INTERFACE_DFP_HIGH: + { + viafb_write_reg_mask(CR97, VIACR, + p_gfx_dpa_setting->DFPHigh, 0x0F); + break; + } + + case INTERFACE_DFP_LOW: + { + viafb_write_reg_mask(CR99, VIACR, + p_gfx_dpa_setting->DFPLow, 0x0F); + break; + } + + case INTERFACE_DFP: + { + viafb_write_reg_mask(CR97, VIACR, + p_gfx_dpa_setting->DFPHigh, 0x0F); + viafb_write_reg_mask(CR99, VIACR, + p_gfx_dpa_setting->DFPLow, 0x0F); + break; + } + } +} + +void viafb_memory_pitch_patch(struct fb_info *info) +{ + if (info->var.xres != info->var.xres_virtual) { + viafb_load_offset_reg(info->var.xres_virtual, + info->var.bits_per_pixel >> 3, IGA1); + + if (viafb_SAMM_ON) { + viafb_load_offset_reg(viafb_second_virtual_xres, + viafb_bpp1 >> 3, + IGA2); + } else { + viafb_load_offset_reg(info->var.xres_virtual, + info->var.bits_per_pixel >> 3, IGA2); + } + + } +} + +/*According var's xres, yres fill var's other timing information*/ +void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh, + int mode_index) +{ + struct VideoModeTable *vmode_tbl = NULL; + struct crt_mode_table *crt_timing = NULL; + struct display_timing crt_reg; + int i = 0, index = 0; + vmode_tbl = &CLE266Modes[search_mode_setting(mode_index)]; + crt_timing = vmode_tbl->crtc; + for (i = 0; i < vmode_tbl->mode_array; i++) { + index = i; + if (crt_timing[i].refresh_rate == refresh) + break; + } + + crt_reg = crt_timing[index].crtc; + switch (var->bits_per_pixel) { + case 8: + var->red.offset = 0; + var->green.offset = 0; + var->blue.offset = 0; + var->red.length = 6; + var->green.length = 6; + var->blue.length = 6; + break; + case 16: + var->red.offset = 11; + var->green.offset = 5; + var->blue.offset = 0; + var->red.length = 5; + var->green.length = 6; + var->blue.length = 5; + break; + case 32: + var->red.offset = 16; + var->green.offset = 8; + var->blue.offset = 0; + var->red.length = 8; + var->green.length = 8; + var->blue.length = 8; + break; + default: + /* never happed, put here to keep consistent */ + break; + } + + var->pixclock = viafb_get_pixclock(var->xres, var->yres, refresh); + var->left_margin = + crt_reg.hor_total - (crt_reg.hor_sync_start + crt_reg.hor_sync_end); + var->right_margin = crt_reg.hor_sync_start - crt_reg.hor_addr; + var->hsync_len = crt_reg.hor_sync_end; + var->upper_margin = + crt_reg.ver_total - (crt_reg.ver_sync_start + crt_reg.ver_sync_end); + var->lower_margin = crt_reg.ver_sync_start - crt_reg.ver_addr; + var->vsync_len = crt_reg.ver_sync_end; +} |