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1 /* |
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2 * QEMU VMware-SVGA "chipset". |
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3 * |
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4 * Copyright (c) 2007 Andrzej Zaborowski <balrog@zabor.org> |
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5 * |
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6 * Permission is hereby granted, free of charge, to any person obtaining a copy |
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7 * of this software and associated documentation files (the "Software"), to deal |
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8 * in the Software without restriction, including without limitation the rights |
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9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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10 * copies of the Software, and to permit persons to whom the Software is |
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11 * furnished to do so, subject to the following conditions: |
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12 * |
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13 * The above copyright notice and this permission notice shall be included in |
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14 * all copies or substantial portions of the Software. |
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15 * |
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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22 * THE SOFTWARE. |
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23 */ |
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24 #include "hw.h" |
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25 #include "console.h" |
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26 #include "pci.h" |
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27 |
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28 #define VERBOSE |
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29 #define EMBED_STDVGA |
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30 #undef DIRECT_VRAM |
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31 #define HW_RECT_ACCEL |
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32 #define HW_FILL_ACCEL |
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33 #define HW_MOUSE_ACCEL |
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34 |
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35 #ifdef EMBED_STDVGA |
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36 # include "vga_int.h" |
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37 #endif |
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38 |
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39 struct vmsvga_state_s { |
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40 #ifdef EMBED_STDVGA |
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41 VGA_STATE_COMMON |
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42 #endif |
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43 |
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44 int width; |
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45 int height; |
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46 int invalidated; |
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47 int depth; |
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48 int bypp; |
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49 int enable; |
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50 int config; |
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51 struct { |
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52 int id; |
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53 int x; |
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54 int y; |
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55 int on; |
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56 } cursor; |
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57 |
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58 #ifndef EMBED_STDVGA |
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59 DisplayState *ds; |
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60 QEMUConsole *console; |
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61 int vram_size; |
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62 ram_addr_t vram_offset; |
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63 #endif |
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64 uint8_t *vram; |
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65 target_phys_addr_t vram_base; |
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66 |
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67 int index; |
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68 int scratch_size; |
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69 uint32_t *scratch; |
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70 int new_width; |
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71 int new_height; |
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72 uint32_t guest; |
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73 uint32_t svgaid; |
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74 uint32_t wred; |
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75 uint32_t wgreen; |
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76 uint32_t wblue; |
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77 int syncing; |
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78 int fb_size; |
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79 |
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80 union { |
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81 uint32_t *fifo; |
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82 struct __attribute__((__packed__)) { |
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83 uint32_t min; |
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84 uint32_t max; |
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85 uint32_t next_cmd; |
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86 uint32_t stop; |
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87 /* Add registers here when adding capabilities. */ |
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88 uint32_t fifo[0]; |
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89 } *cmd; |
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90 }; |
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91 |
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92 #define REDRAW_FIFO_LEN 512 |
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93 struct vmsvga_rect_s { |
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94 int x, y, w, h; |
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95 } redraw_fifo[REDRAW_FIFO_LEN]; |
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96 int redraw_fifo_first, redraw_fifo_last; |
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97 }; |
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98 |
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99 struct pci_vmsvga_state_s { |
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100 PCIDevice card; |
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101 struct vmsvga_state_s chip; |
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102 }; |
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103 |
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104 #define SVGA_MAGIC 0x900000UL |
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105 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver)) |
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106 #define SVGA_ID_0 SVGA_MAKE_ID(0) |
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107 #define SVGA_ID_1 SVGA_MAKE_ID(1) |
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108 #define SVGA_ID_2 SVGA_MAKE_ID(2) |
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109 |
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110 #define SVGA_LEGACY_BASE_PORT 0x4560 |
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111 #define SVGA_INDEX_PORT 0x0 |
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112 #define SVGA_VALUE_PORT 0x1 |
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113 #define SVGA_BIOS_PORT 0x2 |
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114 |
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115 #define SVGA_VERSION_2 |
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116 |
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117 #ifdef SVGA_VERSION_2 |
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118 # define SVGA_ID SVGA_ID_2 |
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119 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT |
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120 # define SVGA_IO_MUL 1 |
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121 # define SVGA_FIFO_SIZE 0x10000 |
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122 # define SVGA_MEM_BASE 0xe0000000 |
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123 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2 |
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124 #else |
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125 # define SVGA_ID SVGA_ID_1 |
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126 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT |
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127 # define SVGA_IO_MUL 4 |
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128 # define SVGA_FIFO_SIZE 0x10000 |
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129 # define SVGA_MEM_BASE 0xe0000000 |
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130 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA |
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131 #endif |
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132 |
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133 enum { |
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134 /* ID 0, 1 and 2 registers */ |
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135 SVGA_REG_ID = 0, |
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136 SVGA_REG_ENABLE = 1, |
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137 SVGA_REG_WIDTH = 2, |
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138 SVGA_REG_HEIGHT = 3, |
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139 SVGA_REG_MAX_WIDTH = 4, |
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140 SVGA_REG_MAX_HEIGHT = 5, |
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141 SVGA_REG_DEPTH = 6, |
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142 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */ |
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143 SVGA_REG_PSEUDOCOLOR = 8, |
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144 SVGA_REG_RED_MASK = 9, |
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145 SVGA_REG_GREEN_MASK = 10, |
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146 SVGA_REG_BLUE_MASK = 11, |
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147 SVGA_REG_BYTES_PER_LINE = 12, |
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148 SVGA_REG_FB_START = 13, |
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149 SVGA_REG_FB_OFFSET = 14, |
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150 SVGA_REG_VRAM_SIZE = 15, |
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151 SVGA_REG_FB_SIZE = 16, |
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152 |
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153 /* ID 1 and 2 registers */ |
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154 SVGA_REG_CAPABILITIES = 17, |
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155 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */ |
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156 SVGA_REG_MEM_SIZE = 19, |
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157 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */ |
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158 SVGA_REG_SYNC = 21, /* Write to force synchronization */ |
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159 SVGA_REG_BUSY = 22, /* Read to check if sync is done */ |
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160 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */ |
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161 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */ |
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162 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */ |
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163 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */ |
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164 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */ |
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165 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */ |
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166 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */ |
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167 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */ |
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168 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */ |
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169 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */ |
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170 |
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171 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */ |
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172 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767, |
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173 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768, |
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174 }; |
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175 |
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176 #define SVGA_CAP_NONE 0 |
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177 #define SVGA_CAP_RECT_FILL (1 << 0) |
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178 #define SVGA_CAP_RECT_COPY (1 << 1) |
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179 #define SVGA_CAP_RECT_PAT_FILL (1 << 2) |
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180 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3) |
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181 #define SVGA_CAP_RASTER_OP (1 << 4) |
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182 #define SVGA_CAP_CURSOR (1 << 5) |
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183 #define SVGA_CAP_CURSOR_BYPASS (1 << 6) |
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184 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7) |
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185 #define SVGA_CAP_8BIT_EMULATION (1 << 8) |
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186 #define SVGA_CAP_ALPHA_CURSOR (1 << 9) |
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187 #define SVGA_CAP_GLYPH (1 << 10) |
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188 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11) |
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189 #define SVGA_CAP_OFFSCREEN_1 (1 << 12) |
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190 #define SVGA_CAP_ALPHA_BLEND (1 << 13) |
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191 #define SVGA_CAP_3D (1 << 14) |
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192 #define SVGA_CAP_EXTENDED_FIFO (1 << 15) |
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193 #define SVGA_CAP_MULTIMON (1 << 16) |
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194 #define SVGA_CAP_PITCHLOCK (1 << 17) |
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195 |
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196 /* |
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197 * FIFO offsets (seen as an array of 32-bit words) |
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198 */ |
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199 enum { |
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200 /* |
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201 * The original defined FIFO offsets |
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202 */ |
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203 SVGA_FIFO_MIN = 0, |
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204 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */ |
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205 SVGA_FIFO_NEXT_CMD, |
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206 SVGA_FIFO_STOP, |
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207 |
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208 /* |
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209 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO |
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210 */ |
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211 SVGA_FIFO_CAPABILITIES = 4, |
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212 SVGA_FIFO_FLAGS, |
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213 SVGA_FIFO_FENCE, |
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214 SVGA_FIFO_3D_HWVERSION, |
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215 SVGA_FIFO_PITCHLOCK, |
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216 }; |
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217 |
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218 #define SVGA_FIFO_CAP_NONE 0 |
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219 #define SVGA_FIFO_CAP_FENCE (1 << 0) |
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220 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1) |
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221 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2) |
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222 |
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223 #define SVGA_FIFO_FLAG_NONE 0 |
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224 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0) |
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225 |
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226 /* These values can probably be changed arbitrarily. */ |
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227 #define SVGA_SCRATCH_SIZE 0x8000 |
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228 #define SVGA_MAX_WIDTH 2360 |
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229 #define SVGA_MAX_HEIGHT 1770 |
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230 |
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231 #ifdef VERBOSE |
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232 # define GUEST_OS_BASE 0x5001 |
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233 static const char *vmsvga_guest_id[] = { |
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234 [0x00 ... 0x15] = "an unknown OS", |
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235 [0x00] = "Dos", |
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236 [0x01] = "Windows 3.1", |
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237 [0x02] = "Windows 95", |
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238 [0x03] = "Windows 98", |
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239 [0x04] = "Windows ME", |
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240 [0x05] = "Windows NT", |
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241 [0x06] = "Windows 2000", |
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242 [0x07] = "Linux", |
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243 [0x08] = "OS/2", |
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244 [0x0a] = "BSD", |
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245 [0x0b] = "Whistler", |
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246 [0x15] = "Windows 2003", |
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247 }; |
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248 #endif |
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249 |
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250 enum { |
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251 SVGA_CMD_INVALID_CMD = 0, |
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252 SVGA_CMD_UPDATE = 1, |
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253 SVGA_CMD_RECT_FILL = 2, |
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254 SVGA_CMD_RECT_COPY = 3, |
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255 SVGA_CMD_DEFINE_BITMAP = 4, |
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256 SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5, |
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257 SVGA_CMD_DEFINE_PIXMAP = 6, |
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258 SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7, |
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259 SVGA_CMD_RECT_BITMAP_FILL = 8, |
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260 SVGA_CMD_RECT_PIXMAP_FILL = 9, |
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261 SVGA_CMD_RECT_BITMAP_COPY = 10, |
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262 SVGA_CMD_RECT_PIXMAP_COPY = 11, |
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263 SVGA_CMD_FREE_OBJECT = 12, |
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264 SVGA_CMD_RECT_ROP_FILL = 13, |
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265 SVGA_CMD_RECT_ROP_COPY = 14, |
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266 SVGA_CMD_RECT_ROP_BITMAP_FILL = 15, |
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267 SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16, |
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268 SVGA_CMD_RECT_ROP_BITMAP_COPY = 17, |
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269 SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18, |
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270 SVGA_CMD_DEFINE_CURSOR = 19, |
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271 SVGA_CMD_DISPLAY_CURSOR = 20, |
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272 SVGA_CMD_MOVE_CURSOR = 21, |
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273 SVGA_CMD_DEFINE_ALPHA_CURSOR = 22, |
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274 SVGA_CMD_DRAW_GLYPH = 23, |
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275 SVGA_CMD_DRAW_GLYPH_CLIPPED = 24, |
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276 SVGA_CMD_UPDATE_VERBOSE = 25, |
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277 SVGA_CMD_SURFACE_FILL = 26, |
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278 SVGA_CMD_SURFACE_COPY = 27, |
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279 SVGA_CMD_SURFACE_ALPHA_BLEND = 28, |
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280 SVGA_CMD_FRONT_ROP_FILL = 29, |
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281 SVGA_CMD_FENCE = 30, |
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282 }; |
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283 |
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284 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */ |
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285 enum { |
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286 SVGA_CURSOR_ON_HIDE = 0, |
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287 SVGA_CURSOR_ON_SHOW = 1, |
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288 SVGA_CURSOR_ON_REMOVE_FROM_FB = 2, |
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289 SVGA_CURSOR_ON_RESTORE_TO_FB = 3, |
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290 }; |
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291 |
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292 static inline void vmsvga_update_rect(struct vmsvga_state_s *s, |
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293 int x, int y, int w, int h) |
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294 { |
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295 #ifndef DIRECT_VRAM |
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296 int line; |
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297 int bypl; |
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298 int width; |
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299 int start; |
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300 uint8_t *src; |
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301 uint8_t *dst; |
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302 |
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303 if (x + w > s->width) { |
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304 fprintf(stderr, "%s: update width too large x: %d, w: %d\n", |
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305 __FUNCTION__, x, w); |
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306 x = MIN(x, s->width); |
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307 w = s->width - x; |
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308 } |
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309 |
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310 if (y + h > s->height) { |
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311 fprintf(stderr, "%s: update height too large y: %d, h: %d\n", |
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312 __FUNCTION__, y, h); |
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313 y = MIN(y, s->height); |
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314 h = s->height - y; |
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315 } |
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316 |
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317 line = h; |
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318 bypl = s->bypp * s->width; |
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319 width = s->bypp * w; |
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320 start = s->bypp * x + bypl * y; |
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321 src = s->vram + start; |
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322 dst = ds_get_data(s->ds) + start; |
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323 |
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324 for (; line > 0; line --, src += bypl, dst += bypl) |
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325 memcpy(dst, src, width); |
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326 #endif |
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327 |
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328 dpy_update(s->ds, x, y, w, h); |
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329 } |
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330 |
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331 static inline void vmsvga_update_screen(struct vmsvga_state_s *s) |
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332 { |
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333 #ifndef DIRECT_VRAM |
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334 memcpy(ds_get_data(s->ds), s->vram, s->bypp * s->width * s->height); |
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335 #endif |
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336 |
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337 dpy_update(s->ds, 0, 0, s->width, s->height); |
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338 } |
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339 |
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340 #ifdef DIRECT_VRAM |
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341 # define vmsvga_update_rect_delayed vmsvga_update_rect |
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342 #else |
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343 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s, |
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344 int x, int y, int w, int h) |
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345 { |
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346 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last ++]; |
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347 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1; |
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348 rect->x = x; |
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349 rect->y = y; |
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350 rect->w = w; |
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351 rect->h = h; |
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352 } |
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353 #endif |
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354 |
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355 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s) |
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356 { |
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357 struct vmsvga_rect_s *rect; |
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358 if (s->invalidated) { |
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359 s->redraw_fifo_first = s->redraw_fifo_last; |
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360 return; |
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361 } |
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362 /* Overlapping region updates can be optimised out here - if someone |
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363 * knows a smart algorithm to do that, please share. */ |
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364 while (s->redraw_fifo_first != s->redraw_fifo_last) { |
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365 rect = &s->redraw_fifo[s->redraw_fifo_first ++]; |
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366 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1; |
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367 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h); |
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368 } |
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369 } |
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370 |
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371 #ifdef HW_RECT_ACCEL |
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372 static inline void vmsvga_copy_rect(struct vmsvga_state_s *s, |
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373 int x0, int y0, int x1, int y1, int w, int h) |
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374 { |
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375 # ifdef DIRECT_VRAM |
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376 uint8_t *vram = ds_get_data(s->ds); |
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377 # else |
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378 uint8_t *vram = s->vram; |
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379 # endif |
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380 int bypl = s->bypp * s->width; |
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381 int width = s->bypp * w; |
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382 int line = h; |
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383 uint8_t *ptr[2]; |
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384 |
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385 # ifdef DIRECT_VRAM |
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386 if (s->ds->dpy_copy) |
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387 qemu_console_copy(s->console, x0, y0, x1, y1, w, h); |
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388 else |
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389 # endif |
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390 { |
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391 if (y1 > y0) { |
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392 ptr[0] = vram + s->bypp * x0 + bypl * (y0 + h - 1); |
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393 ptr[1] = vram + s->bypp * x1 + bypl * (y1 + h - 1); |
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394 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) |
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395 memmove(ptr[1], ptr[0], width); |
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396 } else { |
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397 ptr[0] = vram + s->bypp * x0 + bypl * y0; |
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398 ptr[1] = vram + s->bypp * x1 + bypl * y1; |
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399 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) |
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400 memmove(ptr[1], ptr[0], width); |
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401 } |
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402 } |
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403 |
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404 vmsvga_update_rect_delayed(s, x1, y1, w, h); |
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405 } |
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406 #endif |
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407 |
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408 #ifdef HW_FILL_ACCEL |
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409 static inline void vmsvga_fill_rect(struct vmsvga_state_s *s, |
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410 uint32_t c, int x, int y, int w, int h) |
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411 { |
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412 # ifdef DIRECT_VRAM |
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413 uint8_t *vram = ds_get_data(s->ds); |
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414 # else |
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415 uint8_t *vram = s->vram; |
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416 # endif |
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417 int bypp = s->bypp; |
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418 int bypl = bypp * s->width; |
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419 int width = bypp * w; |
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420 int line = h; |
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421 int column; |
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422 uint8_t *fst = vram + bypp * x + bypl * y; |
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423 uint8_t *dst; |
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424 uint8_t *src; |
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425 uint8_t col[4]; |
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426 |
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427 # ifdef DIRECT_VRAM |
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428 if (s->ds->dpy_fill) |
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429 s->ds->dpy_fill(s->ds, x, y, w, h, c); |
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430 else |
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431 # endif |
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432 { |
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433 col[0] = c; |
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434 col[1] = c >> 8; |
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435 col[2] = c >> 16; |
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436 col[3] = c >> 24; |
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437 |
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438 if (line --) { |
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439 dst = fst; |
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440 src = col; |
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441 for (column = width; column > 0; column --) { |
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442 *(dst ++) = *(src ++); |
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443 if (src - col == bypp) |
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444 src = col; |
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445 } |
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446 dst = fst; |
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447 for (; line > 0; line --) { |
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448 dst += bypl; |
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449 memcpy(dst, fst, width); |
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450 } |
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451 } |
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452 } |
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453 |
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454 vmsvga_update_rect_delayed(s, x, y, w, h); |
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455 } |
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456 #endif |
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457 |
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458 struct vmsvga_cursor_definition_s { |
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459 int width; |
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460 int height; |
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461 int id; |
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462 int bpp; |
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463 int hot_x; |
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464 int hot_y; |
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465 uint32_t mask[1024]; |
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466 uint32_t image[1024]; |
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467 }; |
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468 |
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469 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h)) |
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470 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h)) |
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471 |
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472 #ifdef HW_MOUSE_ACCEL |
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473 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s, |
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474 struct vmsvga_cursor_definition_s *c) |
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475 { |
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476 int i; |
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477 for (i = SVGA_BITMAP_SIZE(c->width, c->height) - 1; i >= 0; i --) |
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478 c->mask[i] = ~c->mask[i]; |
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479 |
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480 if (s->ds->cursor_define) |
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481 s->ds->cursor_define(c->width, c->height, c->bpp, c->hot_x, c->hot_y, |
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482 (uint8_t *) c->image, (uint8_t *) c->mask); |
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483 } |
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484 #endif |
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485 |
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486 #define CMD(f) le32_to_cpu(s->cmd->f) |
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487 |
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488 static inline int vmsvga_fifo_empty(struct vmsvga_state_s *s) |
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489 { |
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490 if (!s->config || !s->enable) |
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491 return 1; |
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492 return (s->cmd->next_cmd == s->cmd->stop); |
|
493 } |
|
494 |
|
495 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s) |
|
496 { |
|
497 uint32_t cmd = s->fifo[CMD(stop) >> 2]; |
|
498 s->cmd->stop = cpu_to_le32(CMD(stop) + 4); |
|
499 if (CMD(stop) >= CMD(max)) |
|
500 s->cmd->stop = s->cmd->min; |
|
501 return cmd; |
|
502 } |
|
503 |
|
504 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s) |
|
505 { |
|
506 return le32_to_cpu(vmsvga_fifo_read_raw(s)); |
|
507 } |
|
508 |
|
509 static void vmsvga_fifo_run(struct vmsvga_state_s *s) |
|
510 { |
|
511 uint32_t cmd, colour; |
|
512 int args = 0; |
|
513 int x, y, dx, dy, width, height; |
|
514 struct vmsvga_cursor_definition_s cursor; |
|
515 while (!vmsvga_fifo_empty(s)) |
|
516 switch (cmd = vmsvga_fifo_read(s)) { |
|
517 case SVGA_CMD_UPDATE: |
|
518 case SVGA_CMD_UPDATE_VERBOSE: |
|
519 x = vmsvga_fifo_read(s); |
|
520 y = vmsvga_fifo_read(s); |
|
521 width = vmsvga_fifo_read(s); |
|
522 height = vmsvga_fifo_read(s); |
|
523 vmsvga_update_rect_delayed(s, x, y, width, height); |
|
524 break; |
|
525 |
|
526 case SVGA_CMD_RECT_FILL: |
|
527 colour = vmsvga_fifo_read(s); |
|
528 x = vmsvga_fifo_read(s); |
|
529 y = vmsvga_fifo_read(s); |
|
530 width = vmsvga_fifo_read(s); |
|
531 height = vmsvga_fifo_read(s); |
|
532 #ifdef HW_FILL_ACCEL |
|
533 vmsvga_fill_rect(s, colour, x, y, width, height); |
|
534 break; |
|
535 #else |
|
536 goto badcmd; |
|
537 #endif |
|
538 |
|
539 case SVGA_CMD_RECT_COPY: |
|
540 x = vmsvga_fifo_read(s); |
|
541 y = vmsvga_fifo_read(s); |
|
542 dx = vmsvga_fifo_read(s); |
|
543 dy = vmsvga_fifo_read(s); |
|
544 width = vmsvga_fifo_read(s); |
|
545 height = vmsvga_fifo_read(s); |
|
546 #ifdef HW_RECT_ACCEL |
|
547 vmsvga_copy_rect(s, x, y, dx, dy, width, height); |
|
548 break; |
|
549 #else |
|
550 goto badcmd; |
|
551 #endif |
|
552 |
|
553 case SVGA_CMD_DEFINE_CURSOR: |
|
554 cursor.id = vmsvga_fifo_read(s); |
|
555 cursor.hot_x = vmsvga_fifo_read(s); |
|
556 cursor.hot_y = vmsvga_fifo_read(s); |
|
557 cursor.width = x = vmsvga_fifo_read(s); |
|
558 cursor.height = y = vmsvga_fifo_read(s); |
|
559 vmsvga_fifo_read(s); |
|
560 cursor.bpp = vmsvga_fifo_read(s); |
|
561 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args ++) |
|
562 cursor.mask[args] = vmsvga_fifo_read_raw(s); |
|
563 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args ++) |
|
564 cursor.image[args] = vmsvga_fifo_read_raw(s); |
|
565 #ifdef HW_MOUSE_ACCEL |
|
566 vmsvga_cursor_define(s, &cursor); |
|
567 break; |
|
568 #else |
|
569 args = 0; |
|
570 goto badcmd; |
|
571 #endif |
|
572 |
|
573 /* |
|
574 * Other commands that we at least know the number of arguments |
|
575 * for so we can avoid FIFO desync if driver uses them illegally. |
|
576 */ |
|
577 case SVGA_CMD_DEFINE_ALPHA_CURSOR: |
|
578 vmsvga_fifo_read(s); |
|
579 vmsvga_fifo_read(s); |
|
580 vmsvga_fifo_read(s); |
|
581 x = vmsvga_fifo_read(s); |
|
582 y = vmsvga_fifo_read(s); |
|
583 args = x * y; |
|
584 goto badcmd; |
|
585 case SVGA_CMD_RECT_ROP_FILL: |
|
586 args = 6; |
|
587 goto badcmd; |
|
588 case SVGA_CMD_RECT_ROP_COPY: |
|
589 args = 7; |
|
590 goto badcmd; |
|
591 case SVGA_CMD_DRAW_GLYPH_CLIPPED: |
|
592 vmsvga_fifo_read(s); |
|
593 vmsvga_fifo_read(s); |
|
594 args = 7 + (vmsvga_fifo_read(s) >> 2); |
|
595 goto badcmd; |
|
596 case SVGA_CMD_SURFACE_ALPHA_BLEND: |
|
597 args = 12; |
|
598 goto badcmd; |
|
599 |
|
600 /* |
|
601 * Other commands that are not listed as depending on any |
|
602 * CAPABILITIES bits, but are not described in the README either. |
|
603 */ |
|
604 case SVGA_CMD_SURFACE_FILL: |
|
605 case SVGA_CMD_SURFACE_COPY: |
|
606 case SVGA_CMD_FRONT_ROP_FILL: |
|
607 case SVGA_CMD_FENCE: |
|
608 case SVGA_CMD_INVALID_CMD: |
|
609 break; /* Nop */ |
|
610 |
|
611 default: |
|
612 badcmd: |
|
613 while (args --) |
|
614 vmsvga_fifo_read(s); |
|
615 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n", |
|
616 __FUNCTION__, cmd); |
|
617 break; |
|
618 } |
|
619 |
|
620 s->syncing = 0; |
|
621 } |
|
622 |
|
623 static uint32_t vmsvga_index_read(void *opaque, uint32_t address) |
|
624 { |
|
625 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
626 return s->index; |
|
627 } |
|
628 |
|
629 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index) |
|
630 { |
|
631 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
632 s->index = index; |
|
633 } |
|
634 |
|
635 static uint32_t vmsvga_value_read(void *opaque, uint32_t address) |
|
636 { |
|
637 uint32_t caps; |
|
638 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
639 switch (s->index) { |
|
640 case SVGA_REG_ID: |
|
641 return s->svgaid; |
|
642 |
|
643 case SVGA_REG_ENABLE: |
|
644 return s->enable; |
|
645 |
|
646 case SVGA_REG_WIDTH: |
|
647 return s->width; |
|
648 |
|
649 case SVGA_REG_HEIGHT: |
|
650 return s->height; |
|
651 |
|
652 case SVGA_REG_MAX_WIDTH: |
|
653 return SVGA_MAX_WIDTH; |
|
654 |
|
655 case SVGA_REG_MAX_HEIGHT: |
|
656 return SVGA_MAX_HEIGHT; |
|
657 |
|
658 case SVGA_REG_DEPTH: |
|
659 return s->depth; |
|
660 |
|
661 case SVGA_REG_BITS_PER_PIXEL: |
|
662 return (s->depth + 7) & ~7; |
|
663 |
|
664 case SVGA_REG_PSEUDOCOLOR: |
|
665 return 0x0; |
|
666 |
|
667 case SVGA_REG_RED_MASK: |
|
668 return s->wred; |
|
669 case SVGA_REG_GREEN_MASK: |
|
670 return s->wgreen; |
|
671 case SVGA_REG_BLUE_MASK: |
|
672 return s->wblue; |
|
673 |
|
674 case SVGA_REG_BYTES_PER_LINE: |
|
675 return ((s->depth + 7) >> 3) * s->new_width; |
|
676 |
|
677 case SVGA_REG_FB_START: |
|
678 return s->vram_base; |
|
679 |
|
680 case SVGA_REG_FB_OFFSET: |
|
681 return 0x0; |
|
682 |
|
683 case SVGA_REG_VRAM_SIZE: |
|
684 return s->vram_size - SVGA_FIFO_SIZE; |
|
685 |
|
686 case SVGA_REG_FB_SIZE: |
|
687 return s->fb_size; |
|
688 |
|
689 case SVGA_REG_CAPABILITIES: |
|
690 caps = SVGA_CAP_NONE; |
|
691 #ifdef HW_RECT_ACCEL |
|
692 caps |= SVGA_CAP_RECT_COPY; |
|
693 #endif |
|
694 #ifdef HW_FILL_ACCEL |
|
695 caps |= SVGA_CAP_RECT_FILL; |
|
696 #endif |
|
697 #ifdef HW_MOUSE_ACCEL |
|
698 if (s->ds->mouse_set) |
|
699 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 | |
|
700 SVGA_CAP_CURSOR_BYPASS; |
|
701 #endif |
|
702 return caps; |
|
703 |
|
704 case SVGA_REG_MEM_START: |
|
705 return s->vram_base + s->vram_size - SVGA_FIFO_SIZE; |
|
706 |
|
707 case SVGA_REG_MEM_SIZE: |
|
708 return SVGA_FIFO_SIZE; |
|
709 |
|
710 case SVGA_REG_CONFIG_DONE: |
|
711 return s->config; |
|
712 |
|
713 case SVGA_REG_SYNC: |
|
714 case SVGA_REG_BUSY: |
|
715 return s->syncing; |
|
716 |
|
717 case SVGA_REG_GUEST_ID: |
|
718 return s->guest; |
|
719 |
|
720 case SVGA_REG_CURSOR_ID: |
|
721 return s->cursor.id; |
|
722 |
|
723 case SVGA_REG_CURSOR_X: |
|
724 return s->cursor.x; |
|
725 |
|
726 case SVGA_REG_CURSOR_Y: |
|
727 return s->cursor.x; |
|
728 |
|
729 case SVGA_REG_CURSOR_ON: |
|
730 return s->cursor.on; |
|
731 |
|
732 case SVGA_REG_HOST_BITS_PER_PIXEL: |
|
733 return (s->depth + 7) & ~7; |
|
734 |
|
735 case SVGA_REG_SCRATCH_SIZE: |
|
736 return s->scratch_size; |
|
737 |
|
738 case SVGA_REG_MEM_REGS: |
|
739 case SVGA_REG_NUM_DISPLAYS: |
|
740 case SVGA_REG_PITCHLOCK: |
|
741 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: |
|
742 return 0; |
|
743 |
|
744 default: |
|
745 if (s->index >= SVGA_SCRATCH_BASE && |
|
746 s->index < SVGA_SCRATCH_BASE + s->scratch_size) |
|
747 return s->scratch[s->index - SVGA_SCRATCH_BASE]; |
|
748 printf("%s: Bad register %02x\n", __FUNCTION__, s->index); |
|
749 } |
|
750 |
|
751 return 0; |
|
752 } |
|
753 |
|
754 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) |
|
755 { |
|
756 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
757 switch (s->index) { |
|
758 case SVGA_REG_ID: |
|
759 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) |
|
760 s->svgaid = value; |
|
761 break; |
|
762 |
|
763 case SVGA_REG_ENABLE: |
|
764 s->enable = value; |
|
765 s->config &= !!value; |
|
766 s->width = -1; |
|
767 s->height = -1; |
|
768 s->invalidated = 1; |
|
769 #ifdef EMBED_STDVGA |
|
770 s->invalidate(opaque); |
|
771 #endif |
|
772 if (s->enable) |
|
773 s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height; |
|
774 break; |
|
775 |
|
776 case SVGA_REG_WIDTH: |
|
777 s->new_width = value; |
|
778 s->invalidated = 1; |
|
779 break; |
|
780 |
|
781 case SVGA_REG_HEIGHT: |
|
782 s->new_height = value; |
|
783 s->invalidated = 1; |
|
784 break; |
|
785 |
|
786 case SVGA_REG_DEPTH: |
|
787 case SVGA_REG_BITS_PER_PIXEL: |
|
788 if (value != s->depth) { |
|
789 printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value); |
|
790 s->config = 0; |
|
791 } |
|
792 break; |
|
793 |
|
794 case SVGA_REG_CONFIG_DONE: |
|
795 if (value) { |
|
796 s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; |
|
797 /* Check range and alignment. */ |
|
798 if ((CMD(min) | CMD(max) | |
|
799 CMD(next_cmd) | CMD(stop)) & 3) |
|
800 break; |
|
801 if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) |
|
802 break; |
|
803 if (CMD(max) > SVGA_FIFO_SIZE) |
|
804 break; |
|
805 if (CMD(max) < CMD(min) + 10 * 1024) |
|
806 break; |
|
807 } |
|
808 s->config = !!value; |
|
809 break; |
|
810 |
|
811 case SVGA_REG_SYNC: |
|
812 s->syncing = 1; |
|
813 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */ |
|
814 break; |
|
815 |
|
816 case SVGA_REG_GUEST_ID: |
|
817 s->guest = value; |
|
818 #ifdef VERBOSE |
|
819 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE + |
|
820 ARRAY_SIZE(vmsvga_guest_id)) |
|
821 printf("%s: guest runs %s.\n", __FUNCTION__, |
|
822 vmsvga_guest_id[value - GUEST_OS_BASE]); |
|
823 #endif |
|
824 break; |
|
825 |
|
826 case SVGA_REG_CURSOR_ID: |
|
827 s->cursor.id = value; |
|
828 break; |
|
829 |
|
830 case SVGA_REG_CURSOR_X: |
|
831 s->cursor.x = value; |
|
832 break; |
|
833 |
|
834 case SVGA_REG_CURSOR_Y: |
|
835 s->cursor.y = value; |
|
836 break; |
|
837 |
|
838 case SVGA_REG_CURSOR_ON: |
|
839 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW); |
|
840 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE); |
|
841 #ifdef HW_MOUSE_ACCEL |
|
842 if (s->ds->mouse_set && value <= SVGA_CURSOR_ON_SHOW) |
|
843 s->ds->mouse_set(s->cursor.x, s->cursor.y, s->cursor.on); |
|
844 #endif |
|
845 break; |
|
846 |
|
847 case SVGA_REG_MEM_REGS: |
|
848 case SVGA_REG_NUM_DISPLAYS: |
|
849 case SVGA_REG_PITCHLOCK: |
|
850 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: |
|
851 break; |
|
852 |
|
853 default: |
|
854 if (s->index >= SVGA_SCRATCH_BASE && |
|
855 s->index < SVGA_SCRATCH_BASE + s->scratch_size) { |
|
856 s->scratch[s->index - SVGA_SCRATCH_BASE] = value; |
|
857 break; |
|
858 } |
|
859 printf("%s: Bad register %02x\n", __FUNCTION__, s->index); |
|
860 } |
|
861 } |
|
862 |
|
863 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address) |
|
864 { |
|
865 printf("%s: what are we supposed to return?\n", __FUNCTION__); |
|
866 return 0xcafe; |
|
867 } |
|
868 |
|
869 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data) |
|
870 { |
|
871 printf("%s: what are we supposed to do with (%08x)?\n", |
|
872 __FUNCTION__, data); |
|
873 } |
|
874 |
|
875 static inline void vmsvga_size(struct vmsvga_state_s *s) |
|
876 { |
|
877 if (s->new_width != s->width || s->new_height != s->height) { |
|
878 s->width = s->new_width; |
|
879 s->height = s->new_height; |
|
880 qemu_console_resize(s->console, s->width, s->height); |
|
881 s->invalidated = 1; |
|
882 } |
|
883 } |
|
884 |
|
885 static void vmsvga_update_display(void *opaque) |
|
886 { |
|
887 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
888 if (!s->enable) { |
|
889 #ifdef EMBED_STDVGA |
|
890 s->update(opaque); |
|
891 #endif |
|
892 return; |
|
893 } |
|
894 |
|
895 vmsvga_size(s); |
|
896 |
|
897 vmsvga_fifo_run(s); |
|
898 vmsvga_update_rect_flush(s); |
|
899 |
|
900 /* |
|
901 * Is it more efficient to look at vram VGA-dirty bits or wait |
|
902 * for the driver to issue SVGA_CMD_UPDATE? |
|
903 */ |
|
904 if (s->invalidated) { |
|
905 s->invalidated = 0; |
|
906 vmsvga_update_screen(s); |
|
907 } |
|
908 } |
|
909 |
|
910 static void vmsvga_reset(struct vmsvga_state_s *s) |
|
911 { |
|
912 s->index = 0; |
|
913 s->enable = 0; |
|
914 s->config = 0; |
|
915 s->width = -1; |
|
916 s->height = -1; |
|
917 s->svgaid = SVGA_ID; |
|
918 s->depth = ds_get_bits_per_pixel(s->ds) ? ds_get_bits_per_pixel(s->ds) : 24; |
|
919 s->bypp = (s->depth + 7) >> 3; |
|
920 s->cursor.on = 0; |
|
921 s->redraw_fifo_first = 0; |
|
922 s->redraw_fifo_last = 0; |
|
923 switch (s->depth) { |
|
924 case 8: |
|
925 s->wred = 0x00000007; |
|
926 s->wgreen = 0x00000038; |
|
927 s->wblue = 0x000000c0; |
|
928 break; |
|
929 case 15: |
|
930 s->wred = 0x0000001f; |
|
931 s->wgreen = 0x000003e0; |
|
932 s->wblue = 0x00007c00; |
|
933 break; |
|
934 case 16: |
|
935 s->wred = 0x0000001f; |
|
936 s->wgreen = 0x000007e0; |
|
937 s->wblue = 0x0000f800; |
|
938 break; |
|
939 case 24: |
|
940 s->wred = 0x00ff0000; |
|
941 s->wgreen = 0x0000ff00; |
|
942 s->wblue = 0x000000ff; |
|
943 break; |
|
944 case 32: |
|
945 s->wred = 0x00ff0000; |
|
946 s->wgreen = 0x0000ff00; |
|
947 s->wblue = 0x000000ff; |
|
948 break; |
|
949 } |
|
950 s->syncing = 0; |
|
951 } |
|
952 |
|
953 static void vmsvga_invalidate_display(void *opaque) |
|
954 { |
|
955 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
956 if (!s->enable) { |
|
957 #ifdef EMBED_STDVGA |
|
958 s->invalidate(opaque); |
|
959 #endif |
|
960 return; |
|
961 } |
|
962 |
|
963 s->invalidated = 1; |
|
964 } |
|
965 |
|
966 /* save the vga display in a PPM image even if no display is |
|
967 available */ |
|
968 static void vmsvga_screen_dump(void *opaque, const char *filename) |
|
969 { |
|
970 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
971 if (!s->enable) { |
|
972 #ifdef EMBED_STDVGA |
|
973 s->screen_dump(opaque, filename); |
|
974 #endif |
|
975 return; |
|
976 } |
|
977 |
|
978 if (s->depth == 32) { |
|
979 ppm_save(filename, s->vram, s->width, s->height, ds_get_linesize(s->ds)); |
|
980 } |
|
981 } |
|
982 |
|
983 static void vmsvga_text_update(void *opaque, console_ch_t *chardata) |
|
984 { |
|
985 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
986 |
|
987 if (s->text_update) |
|
988 s->text_update(opaque, chardata); |
|
989 } |
|
990 |
|
991 #ifdef DIRECT_VRAM |
|
992 static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr) |
|
993 { |
|
994 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
995 if (addr < s->fb_size) |
|
996 return *(uint8_t *) (ds_get_data(s->ds) + addr); |
|
997 else |
|
998 return *(uint8_t *) (s->vram + addr); |
|
999 } |
|
1000 |
|
1001 static uint32_t vmsvga_vram_readw(void *opaque, target_phys_addr_t addr) |
|
1002 { |
|
1003 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
1004 if (addr < s->fb_size) |
|
1005 return *(uint16_t *) (ds_get_data(s->ds) + addr); |
|
1006 else |
|
1007 return *(uint16_t *) (s->vram + addr); |
|
1008 } |
|
1009 |
|
1010 static uint32_t vmsvga_vram_readl(void *opaque, target_phys_addr_t addr) |
|
1011 { |
|
1012 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
1013 if (addr < s->fb_size) |
|
1014 return *(uint32_t *) (ds_get_data(s->ds) + addr); |
|
1015 else |
|
1016 return *(uint32_t *) (s->vram + addr); |
|
1017 } |
|
1018 |
|
1019 static void vmsvga_vram_writeb(void *opaque, target_phys_addr_t addr, |
|
1020 uint32_t value) |
|
1021 { |
|
1022 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
1023 if (addr < s->fb_size) |
|
1024 *(uint8_t *) (ds_get_data(s->ds) + addr) = value; |
|
1025 else |
|
1026 *(uint8_t *) (s->vram + addr) = value; |
|
1027 } |
|
1028 |
|
1029 static void vmsvga_vram_writew(void *opaque, target_phys_addr_t addr, |
|
1030 uint32_t value) |
|
1031 { |
|
1032 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
1033 if (addr < s->fb_size) |
|
1034 *(uint16_t *) (ds_get_data(s->ds) + addr) = value; |
|
1035 else |
|
1036 *(uint16_t *) (s->vram + addr) = value; |
|
1037 } |
|
1038 |
|
1039 static void vmsvga_vram_writel(void *opaque, target_phys_addr_t addr, |
|
1040 uint32_t value) |
|
1041 { |
|
1042 struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque; |
|
1043 if (addr < s->fb_size) |
|
1044 *(uint32_t *) (ds_get_data(s->ds) + addr) = value; |
|
1045 else |
|
1046 *(uint32_t *) (s->vram + addr) = value; |
|
1047 } |
|
1048 |
|
1049 static CPUReadMemoryFunc *vmsvga_vram_read[] = { |
|
1050 vmsvga_vram_readb, |
|
1051 vmsvga_vram_readw, |
|
1052 vmsvga_vram_readl, |
|
1053 }; |
|
1054 |
|
1055 static CPUWriteMemoryFunc *vmsvga_vram_write[] = { |
|
1056 vmsvga_vram_writeb, |
|
1057 vmsvga_vram_writew, |
|
1058 vmsvga_vram_writel, |
|
1059 }; |
|
1060 #endif |
|
1061 |
|
1062 static void vmsvga_save(struct vmsvga_state_s *s, QEMUFile *f) |
|
1063 { |
|
1064 qemu_put_be32(f, s->depth); |
|
1065 qemu_put_be32(f, s->enable); |
|
1066 qemu_put_be32(f, s->config); |
|
1067 qemu_put_be32(f, s->cursor.id); |
|
1068 qemu_put_be32(f, s->cursor.x); |
|
1069 qemu_put_be32(f, s->cursor.y); |
|
1070 qemu_put_be32(f, s->cursor.on); |
|
1071 qemu_put_be32(f, s->index); |
|
1072 qemu_put_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); |
|
1073 qemu_put_be32(f, s->new_width); |
|
1074 qemu_put_be32(f, s->new_height); |
|
1075 qemu_put_be32s(f, &s->guest); |
|
1076 qemu_put_be32s(f, &s->svgaid); |
|
1077 qemu_put_be32(f, s->syncing); |
|
1078 qemu_put_be32(f, s->fb_size); |
|
1079 } |
|
1080 |
|
1081 static int vmsvga_load(struct vmsvga_state_s *s, QEMUFile *f) |
|
1082 { |
|
1083 int depth; |
|
1084 depth=qemu_get_be32(f); |
|
1085 s->enable=qemu_get_be32(f); |
|
1086 s->config=qemu_get_be32(f); |
|
1087 s->cursor.id=qemu_get_be32(f); |
|
1088 s->cursor.x=qemu_get_be32(f); |
|
1089 s->cursor.y=qemu_get_be32(f); |
|
1090 s->cursor.on=qemu_get_be32(f); |
|
1091 s->index=qemu_get_be32(f); |
|
1092 qemu_get_buffer(f, (uint8_t *) s->scratch, s->scratch_size * 4); |
|
1093 s->new_width=qemu_get_be32(f); |
|
1094 s->new_height=qemu_get_be32(f); |
|
1095 qemu_get_be32s(f, &s->guest); |
|
1096 qemu_get_be32s(f, &s->svgaid); |
|
1097 s->syncing=qemu_get_be32(f); |
|
1098 s->fb_size=qemu_get_be32(f); |
|
1099 |
|
1100 if (s->enable && depth != s->depth) { |
|
1101 printf("%s: need colour depth of %i bits to resume operation.\n", |
|
1102 __FUNCTION__, depth); |
|
1103 return -EINVAL; |
|
1104 } |
|
1105 |
|
1106 s->invalidated = 1; |
|
1107 if (s->config) |
|
1108 s->fifo = (uint32_t *) &s->vram[s->vram_size - SVGA_FIFO_SIZE]; |
|
1109 |
|
1110 return 0; |
|
1111 } |
|
1112 |
|
1113 static void vmsvga_init(struct vmsvga_state_s *s, DisplayState *ds, |
|
1114 uint8_t *vga_ram_base, unsigned long vga_ram_offset, |
|
1115 int vga_ram_size) |
|
1116 { |
|
1117 s->ds = ds; |
|
1118 s->vram = vga_ram_base; |
|
1119 s->vram_size = vga_ram_size; |
|
1120 s->vram_offset = vga_ram_offset; |
|
1121 |
|
1122 s->scratch_size = SVGA_SCRATCH_SIZE; |
|
1123 s->scratch = (uint32_t *) qemu_malloc(s->scratch_size * 4); |
|
1124 |
|
1125 vmsvga_reset(s); |
|
1126 |
|
1127 #ifdef EMBED_STDVGA |
|
1128 vga_common_init((VGAState *) s, ds, |
|
1129 vga_ram_base, vga_ram_offset, vga_ram_size); |
|
1130 vga_init((VGAState *) s); |
|
1131 #endif |
|
1132 |
|
1133 s->console = graphic_console_init(ds, vmsvga_update_display, |
|
1134 vmsvga_invalidate_display, |
|
1135 vmsvga_screen_dump, |
|
1136 vmsvga_text_update, s); |
|
1137 |
|
1138 #ifdef CONFIG_BOCHS_VBE |
|
1139 /* XXX: use optimized standard vga accesses */ |
|
1140 cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS, |
|
1141 vga_ram_size, vga_ram_offset); |
|
1142 #endif |
|
1143 } |
|
1144 |
|
1145 static void pci_vmsvga_save(QEMUFile *f, void *opaque) |
|
1146 { |
|
1147 struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; |
|
1148 pci_device_save(&s->card, f); |
|
1149 vmsvga_save(&s->chip, f); |
|
1150 } |
|
1151 |
|
1152 static int pci_vmsvga_load(QEMUFile *f, void *opaque, int version_id) |
|
1153 { |
|
1154 struct pci_vmsvga_state_s *s = (struct pci_vmsvga_state_s *) opaque; |
|
1155 int ret; |
|
1156 |
|
1157 ret = pci_device_load(&s->card, f); |
|
1158 if (ret < 0) |
|
1159 return ret; |
|
1160 |
|
1161 ret = vmsvga_load(&s->chip, f); |
|
1162 if (ret < 0) |
|
1163 return ret; |
|
1164 |
|
1165 return 0; |
|
1166 } |
|
1167 |
|
1168 static void pci_vmsvga_map_ioport(PCIDevice *pci_dev, int region_num, |
|
1169 uint32_t addr, uint32_t size, int type) |
|
1170 { |
|
1171 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev; |
|
1172 struct vmsvga_state_s *s = &d->chip; |
|
1173 |
|
1174 register_ioport_read(addr + SVGA_IO_MUL * SVGA_INDEX_PORT, |
|
1175 1, 4, vmsvga_index_read, s); |
|
1176 register_ioport_write(addr + SVGA_IO_MUL * SVGA_INDEX_PORT, |
|
1177 1, 4, vmsvga_index_write, s); |
|
1178 register_ioport_read(addr + SVGA_IO_MUL * SVGA_VALUE_PORT, |
|
1179 1, 4, vmsvga_value_read, s); |
|
1180 register_ioport_write(addr + SVGA_IO_MUL * SVGA_VALUE_PORT, |
|
1181 1, 4, vmsvga_value_write, s); |
|
1182 register_ioport_read(addr + SVGA_IO_MUL * SVGA_BIOS_PORT, |
|
1183 1, 4, vmsvga_bios_read, s); |
|
1184 register_ioport_write(addr + SVGA_IO_MUL * SVGA_BIOS_PORT, |
|
1185 1, 4, vmsvga_bios_write, s); |
|
1186 } |
|
1187 |
|
1188 static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num, |
|
1189 uint32_t addr, uint32_t size, int type) |
|
1190 { |
|
1191 struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev; |
|
1192 struct vmsvga_state_s *s = &d->chip; |
|
1193 ram_addr_t iomemtype; |
|
1194 |
|
1195 s->vram_base = addr; |
|
1196 #ifdef DIRECT_VRAM |
|
1197 iomemtype = cpu_register_io_memory(0, vmsvga_vram_read, |
|
1198 vmsvga_vram_write, s); |
|
1199 #else |
|
1200 iomemtype = s->vram_offset | IO_MEM_RAM; |
|
1201 #endif |
|
1202 cpu_register_physical_memory(s->vram_base, s->vram_size, |
|
1203 iomemtype); |
|
1204 } |
|
1205 |
|
1206 #define PCI_VENDOR_ID_VMWARE 0x15ad |
|
1207 #define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405 |
|
1208 #define PCI_DEVICE_ID_VMWARE_SVGA 0x0710 |
|
1209 #define PCI_DEVICE_ID_VMWARE_NET 0x0720 |
|
1210 #define PCI_DEVICE_ID_VMWARE_SCSI 0x0730 |
|
1211 #define PCI_DEVICE_ID_VMWARE_IDE 0x1729 |
|
1212 #define PCI_CLASS_BASE_DISPLAY 0x03 |
|
1213 #define PCI_CLASS_SUB_VGA 0x00 |
|
1214 #define PCI_CLASS_HEADERTYPE_00h 0x00 |
|
1215 |
|
1216 void pci_vmsvga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base, |
|
1217 unsigned long vga_ram_offset, int vga_ram_size) |
|
1218 { |
|
1219 struct pci_vmsvga_state_s *s; |
|
1220 |
|
1221 /* Setup PCI configuration */ |
|
1222 s = (struct pci_vmsvga_state_s *) |
|
1223 pci_register_device(bus, "QEMUware SVGA", |
|
1224 sizeof(struct pci_vmsvga_state_s), -1, 0, 0); |
|
1225 s->card.config[PCI_VENDOR_ID] = PCI_VENDOR_ID_VMWARE & 0xff; |
|
1226 s->card.config[PCI_VENDOR_ID + 1] = PCI_VENDOR_ID_VMWARE >> 8; |
|
1227 s->card.config[PCI_DEVICE_ID] = SVGA_PCI_DEVICE_ID & 0xff; |
|
1228 s->card.config[PCI_DEVICE_ID + 1] = SVGA_PCI_DEVICE_ID >> 8; |
|
1229 s->card.config[PCI_COMMAND] = 0x07; /* I/O + Memory */ |
|
1230 s->card.config[PCI_CLASS_DEVICE] = PCI_CLASS_SUB_VGA; |
|
1231 s->card.config[0x0b] = PCI_CLASS_BASE_DISPLAY; |
|
1232 s->card.config[0x0c] = 0x08; /* Cache line size */ |
|
1233 s->card.config[0x0d] = 0x40; /* Latency timer */ |
|
1234 s->card.config[0x0e] = PCI_CLASS_HEADERTYPE_00h; |
|
1235 s->card.config[0x2c] = PCI_VENDOR_ID_VMWARE & 0xff; |
|
1236 s->card.config[0x2d] = PCI_VENDOR_ID_VMWARE >> 8; |
|
1237 s->card.config[0x2e] = SVGA_PCI_DEVICE_ID & 0xff; |
|
1238 s->card.config[0x2f] = SVGA_PCI_DEVICE_ID >> 8; |
|
1239 s->card.config[0x3c] = 0xff; /* End */ |
|
1240 |
|
1241 pci_register_io_region(&s->card, 0, 0x10, |
|
1242 PCI_ADDRESS_SPACE_IO, pci_vmsvga_map_ioport); |
|
1243 pci_register_io_region(&s->card, 1, vga_ram_size, |
|
1244 PCI_ADDRESS_SPACE_MEM_PREFETCH, pci_vmsvga_map_mem); |
|
1245 |
|
1246 vmsvga_init(&s->chip, ds, vga_ram_base, vga_ram_offset, vga_ram_size); |
|
1247 |
|
1248 register_savevm("vmware_vga", 0, 0, pci_vmsvga_save, pci_vmsvga_load, s); |
|
1249 } |