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Viewing changes to grub-core/video/sm712.c

Tags: upstream-1.99~20101122
Import upstream version 1.99~20101122

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grub-core/video/sm712.c
 
1
/*
 
2
 *  GRUB  --  GRand Unified Bootloader
 
3
 *  Copyright (C) 2005,2006,2007,2008,2009,2010  Free Software Foundation, Inc.
 
4
 *
 
5
 *  GRUB is free software: you can redistribute it and/or modify
 
6
 *  it under the terms of the GNU General Public License as published by
 
7
 *  the Free Software Foundation, either version 3 of the License, or
 
8
 *  (at your option) any later version.
 
9
 *
 
10
 *  GRUB is distributed in the hope that it will be useful,
 
11
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
12
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
13
 *  GNU General Public License for more details.
 
14
 *
 
15
 *  You should have received a copy of the GNU General Public License
 
16
 *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
 
17
 */
 
18
 
 
19
#define grub_video_render_target grub_video_fbrender_target
 
20
 
 
21
#include <grub/err.h>
 
22
#include <grub/types.h>
 
23
#include <grub/dl.h>
 
24
#include <grub/misc.h>
 
25
#include <grub/mm.h>
 
26
#include <grub/video.h>
 
27
#include <grub/video_fb.h>
 
28
#include <grub/pci.h>
 
29
#include <grub/vga.h>
 
30
 
 
31
#include "sm712_init.c"
 
32
 
 
33
#define GRUB_SM712_TOTAL_MEMORY_SPACE  0x700400
 
34
#define GRUB_SM712_REG_BASE 0x700000
 
35
#define GRUB_SM712_PCIID 0x0712126f
 
36
 
 
37
enum
 
38
  {
 
39
    GRUB_SM712_SR_TV_CONTROL = 0x65,
 
40
    GRUB_SM712_SR_RAM_LUT = 0x66,
 
41
    GRUB_SM712_SR_CLOCK_CONTROL1 = 0x68,
 
42
    GRUB_SM712_SR_CLOCK_CONTROL2 = 0x69,
 
43
    GRUB_SM712_SR_VCLK_NUM = 0x6c,
 
44
    GRUB_SM712_SR_VCLK_DENOM = 0x6d,
 
45
    GRUB_SM712_SR_VCLK2_NUM = 0x6e,
 
46
    GRUB_SM712_SR_VCLK2_DENOM = 0x6f,
 
47
    GRUB_SM712_SR_POPUP_ICON_LOW = 0x80,
 
48
    GRUB_SM712_SR_POPUP_ICON_HIGH = 0x81,
 
49
    GRUB_SM712_SR_POPUP_ICON_CTRL = 0x82,
 
50
    GRUB_SM712_SR_POPUP_ICON_COLOR1 = 0x84,
 
51
    GRUB_SM712_SR_POPUP_ICON_COLOR2 = 0x85,
 
52
    GRUB_SM712_SR_POPUP_ICON_COLOR3 = 0x86,
 
53
 
 
54
    GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_LOW = 0x88,
 
55
    GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_HIGH = 0x89,
 
56
    GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_LOW = 0x8a,
 
57
    GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_HIGH = 0x8b,
 
58
    GRUB_SM712_SR_HW_CURSOR_FG_COLOR = 0x8c,
 
59
    GRUB_SM712_SR_HW_CURSOR_BG_COLOR = 0x8d,
 
60
 
 
61
    GRUB_SM712_SR_POPUP_ICON_X_LOW = 0x90,
 
62
    GRUB_SM712_SR_POPUP_ICON_X_HIGH = 0x91,
 
63
    GRUB_SM712_SR_POPUP_ICON_Y_LOW = 0x92,
 
64
    GRUB_SM712_SR_POPUP_ICON_Y_HIGH = 0x93,
 
65
    GRUB_SM712_SR_PANEL_HW_VIDEO_CONTROL = 0xa0,
 
66
    GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_LOW = 0xa1,
 
67
    GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_HIGH = 0xa2,
 
68
    GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_LOW = 0xa3,
 
69
    GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_HIGH = 0xa4,
 
70
    GRUB_SM712_SR_PANEL_HW_VIDEO_RED_CONSTANT = 0xa5,
 
71
    GRUB_SM712_SR_PANEL_HW_VIDEO_GREEN_CONSTANT = 0xa6,
 
72
    GRUB_SM712_SR_PANEL_HW_VIDEO_BLUE_CONSTANT = 0xa7,
 
73
    GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_BOUNDARY = 0xa8,
 
74
    GRUB_SM712_SR_PANEL_HW_VIDEO_LEFT_BOUNDARY = 0xa9,
 
75
    GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_BOUNDARY = 0xaa,
 
76
    GRUB_SM712_SR_PANEL_HW_VIDEO_RIGHT_BOUNDARY = 0xab,
 
77
    GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_LEFT_OVERFLOW_BOUNDARY = 0xac,
 
78
    GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_RIGHT_OVERFLOW_BOUNDARY = 0xad,
 
79
    GRUB_SM712_SR_PANEL_HW_VIDEO_VERTICAL_STRETCH_FACTOR = 0xae,
 
80
    GRUB_SM712_SR_PANEL_HW_VIDEO_HORIZONTAL_STRETCH_FACTOR = 0xaf,
 
81
  };
 
82
enum
 
83
  {
 
84
    GRUB_SM712_SR_TV_CRT_SRAM = 0x00,
 
85
    GRUB_SM712_SR_TV_LCD_SRAM = 0x08
 
86
  };
 
87
enum
 
88
  {
 
89
    GRUB_SM712_SR_TV_ALT_CLOCK = 0x00,
 
90
    GRUB_SM712_SR_TV_FREE_RUN_CLOCK = 0x04
 
91
  };
 
92
enum
 
93
  {
 
94
    GRUB_SM712_SR_TV_CLOCK_CKIN_NTSC = 0x00,
 
95
    GRUB_SM712_SR_TV_CLOCK_REFCLK_PAL = 0x04
 
96
  };
 
97
enum
 
98
  {
 
99
    GRUB_SM712_SR_TV_HSYNC = 0x00,
 
100
    GRUB_SM712_SR_TV_COMPOSITE_HSYNC = 0x01
 
101
  };
 
102
enum
 
103
  {
 
104
    GRUB_SM712_SR_RAM_LUT_NORMAL = 0,
 
105
    GRUB_SM712_SR_RAM_LUT_LCD_RAM_OFF = 0x80,
 
106
    GRUB_SM712_SR_RAM_LUT_CRT_RAM_OFF = 0x40,
 
107
    GRUB_SM712_SR_RAM_LUT_LCD_RAM_NO_WRITE = 0x20,
 
108
    GRUB_SM712_SR_RAM_LUT_CRT_RAM_NO_WRITE = 0x10,
 
109
    GRUB_SM712_SR_RAM_LUT_CRT_8BIT = 0x08,
 
110
    GRUB_SM712_SR_RAM_LUT_CRT_GAMMA = 0x04
 
111
  };
 
112
 
 
113
enum
 
114
  {
 
115
    GRUB_SM712_SR_CLOCK_CONTROL1_VCLK_FROM_CCR = 0x40,
 
116
    GRUB_SM712_SR_CLOCK_CONTROL1_8DOT_CLOCK = 0x10,
 
117
  };
 
118
 
 
119
enum
 
120
  {
 
121
    GRUB_SM712_SR_CLOCK_CONTROL2_PROGRAM_VCLOCK = 0x03
 
122
  };
 
123
 
 
124
#define GRUB_SM712_SR_POPUP_ICON_HIGH_MASK 0x7
 
125
#define GRUB_SM712_SR_POPUP_ICON_HIGH_HW_CURSOR_EN 0x80
 
126
  enum
 
127
  {
 
128
    GRUB_SM712_SR_POPUP_ICON_CTRL_DISABLED = 0,
 
129
    GRUB_SM712_SR_POPUP_ICON_CTRL_ZOOM_ENABLED = 0x40,
 
130
    GRUB_SM712_SR_POPUP_ICON_CTRL_ENABLED = 0x80
 
131
  };
 
132
#define RGB332_BLACK 0
 
133
#define RGB332_WHITE 0xff
 
134
 
 
135
  enum
 
136
  {
 
137
    GRUB_SM712_CR_OVERFLOW_INTERLACE = 0x30,
 
138
    GRUB_SM712_CR_INTERLACE_RETRACE = 0x31,
 
139
    GRUB_SM712_CR_TV_VDISPLAY_START = 0x32,
 
140
    GRUB_SM712_CR_TV_VDISPLAY_END_HIGH = 0x33,
 
141
    GRUB_SM712_CR_TV_VDISPLAY_END_LOW = 0x34,
 
142
    GRUB_SM712_CR_DDA_CONTROL_LOW = 0x35,
 
143
    GRUB_SM712_CR_DDA_CONTROL_HIGH = 0x36,
 
144
    GRUB_SM712_CR_TV_EQUALIZER = 0x38,
 
145
    GRUB_SM712_CR_TV_SERRATION = 0x39,
 
146
    GRUB_SM712_CR_HSYNC_CTRL = 0x3a,
 
147
    GRUB_SM712_CR_DEBUG = 0x3c,
 
148
    GRUB_SM712_CR_SHADOW_VGA_HTOTAL = 0x40,
 
149
    GRUB_SM712_CR_SHADOW_VGA_HBLANK_START = 0x41,
 
150
    GRUB_SM712_CR_SHADOW_VGA_HBLANK_END = 0x42,
 
151
    GRUB_SM712_CR_SHADOW_VGA_HRETRACE_START = 0x43,
 
152
    GRUB_SM712_CR_SHADOW_VGA_HRETRACE_END = 0x44,
 
153
    GRUB_SM712_CR_SHADOW_VGA_VERTICAL_TOTAL = 0x45,
 
154
    GRUB_SM712_CR_SHADOW_VGA_VBLANK_START = 0x46,
 
155
    GRUB_SM712_CR_SHADOW_VGA_VBLANK_END = 0x47,
 
156
    GRUB_SM712_CR_SHADOW_VGA_VRETRACE_START = 0x48,
 
157
    GRUB_SM712_CR_SHADOW_VGA_VRETRACE_END = 0x49,    
 
158
    GRUB_SM712_CR_SHADOW_VGA_OVERFLOW = 0x4a,
 
159
    GRUB_SM712_CR_SHADOW_VGA_CELL_HEIGHT = 0x4b,
 
160
    GRUB_SM712_CR_SHADOW_VGA_HDISPLAY_END = 0x4c,
 
161
    GRUB_SM712_CR_SHADOW_VGA_VDISPLAY_END = 0x4d,
 
162
    GRUB_SM712_CR_DDA_LOOKUP_REG3_START = 0x90,
 
163
    GRUB_SM712_CR_DDA_LOOKUP_REG2_START = 0x91,
 
164
    GRUB_SM712_CR_DDA_LOOKUP_REG1_START = 0xa0,
 
165
    GRUB_SM712_CR_VCENTERING_OFFSET = 0xa6,
 
166
    GRUB_SM712_CR_HCENTERING_OFFSET = 0xa7,
 
167
  };
 
168
 
 
169
#define GRUB_SM712_CR_DEBUG_NONE 0
 
170
 
 
171
#define SM712_DDA_REG3_COMPARE_SHIFT 2
 
172
#define SM712_DDA_REG3_COMPARE_MASK  0xfc
 
173
#define SM712_DDA_REG3_DDA_SHIFT 8
 
174
#define SM712_DDA_REG3_DDA_MASK  0x3
 
175
#define SM712_DDA_REG2_DDA_MASK  0xff
 
176
#define SM712_DDA_REG2_VCENTER_MASK 0x3f
 
177
 
 
178
static struct
 
179
{
 
180
  grub_uint8_t compare;
 
181
  grub_uint16_t dda;
 
182
  grub_uint8_t vcentering;
 
183
} dda_lookups[] = {
 
184
  { 21, 469,  2},
 
185
  { 23, 477,  2},
 
186
  { 33, 535,  2},
 
187
  { 35, 682, 21},
 
188
  { 34, 675,  2},
 
189
  { 55, 683,  6},
 
190
};
 
191
 
 
192
static struct
 
193
{
 
194
  struct grub_video_mode_info mode_info;
 
195
  struct grub_video_render_target *render_target;
 
196
 
 
197
  grub_uint8_t *ptr;
 
198
  int mapped;
 
199
  grub_uint32_t base;
 
200
  grub_pci_device_t dev;
 
201
} framebuffer;
 
202
 
 
203
#ifndef TEST
 
204
static grub_err_t
 
205
grub_video_sm712_video_init (void)
 
206
{
 
207
  /* Reset frame buffer.  */
 
208
  grub_memset (&framebuffer, 0, sizeof(framebuffer));
 
209
 
 
210
  return grub_video_fb_init ();
 
211
}
 
212
 
 
213
static grub_err_t
 
214
grub_video_sm712_video_fini (void)
 
215
{
 
216
  if (framebuffer.mapped)
 
217
    grub_pci_device_unmap_range (framebuffer.dev, framebuffer.ptr,
 
218
                                 GRUB_SM712_TOTAL_MEMORY_SPACE);
 
219
 
 
220
  return grub_video_fb_fini ();
 
221
}
 
222
#endif
 
223
 
 
224
static inline void
 
225
grub_sm712_write_reg (grub_uint8_t val, grub_uint16_t addr)
 
226
{
 
227
#ifdef TEST
 
228
  printf ("  {1, 0x%x, 0x%x},\n", addr, val);
 
229
#else
 
230
   *(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
 
231
                               + addr) = val;
 
232
#endif
 
233
}
 
234
 
 
235
static inline grub_uint8_t
 
236
grub_sm712_read_reg (grub_uint16_t addr)
 
237
{
 
238
#ifdef TEST
 
239
  printf ("  {-1, 0x%x, 0x5},\n", addr);
 
240
#else
 
241
  return *(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
 
242
                                     + addr);
 
243
#endif
 
244
}
 
245
 
 
246
static inline grub_uint8_t
 
247
grub_sm712_sr_read (grub_uint8_t addr)
 
248
{
 
249
  grub_sm712_write_reg (addr, GRUB_VGA_IO_SR_INDEX);
 
250
  return grub_sm712_read_reg (GRUB_VGA_IO_SR_DATA);
 
251
}
 
252
 
 
253
static inline void
 
254
grub_sm712_sr_write (grub_uint8_t val, grub_uint8_t addr)
 
255
{
 
256
  grub_sm712_write_reg (addr, GRUB_VGA_IO_SR_INDEX);
 
257
  grub_sm712_write_reg (val, GRUB_VGA_IO_SR_DATA);
 
258
}
 
259
 
 
260
static inline void
 
261
grub_sm712_gr_write (grub_uint8_t val, grub_uint8_t addr)
 
262
{
 
263
  grub_sm712_write_reg (addr, GRUB_VGA_IO_GR_INDEX);
 
264
  grub_sm712_write_reg (val, GRUB_VGA_IO_GR_DATA);
 
265
}
 
266
 
 
267
static inline void
 
268
grub_sm712_cr_write (grub_uint8_t val, grub_uint8_t addr)
 
269
{
 
270
  grub_sm712_write_reg (addr, GRUB_VGA_IO_CR_INDEX);
 
271
  grub_sm712_write_reg (val, GRUB_VGA_IO_CR_DATA);
 
272
}
 
273
 
 
274
static inline void
 
275
grub_sm712_write_arx (grub_uint8_t val, grub_uint8_t addr)
 
276
{
 
277
  grub_sm712_read_reg (GRUB_VGA_IO_INPUT_STATUS1_REGISTER);
 
278
  grub_sm712_write_reg (addr, GRUB_VGA_IO_ARX);
 
279
  grub_sm712_read_reg (GRUB_VGA_IO_ARX_READ);
 
280
  grub_sm712_write_reg (val, GRUB_VGA_IO_ARX);
 
281
}
 
282
 
 
283
static inline void
 
284
grub_sm712_cr_shadow_write (grub_uint8_t val, grub_uint8_t addr)
 
285
{
 
286
  grub_uint8_t mapping[] =
 
287
    {
 
288
      [GRUB_VGA_CR_HTOTAL] = GRUB_SM712_CR_SHADOW_VGA_HTOTAL,
 
289
      [GRUB_VGA_CR_HORIZ_END] = 0xff,
 
290
      [GRUB_VGA_CR_HBLANK_START] = GRUB_SM712_CR_SHADOW_VGA_HBLANK_START,
 
291
      [GRUB_VGA_CR_HBLANK_END] = GRUB_SM712_CR_SHADOW_VGA_HBLANK_END,
 
292
      [GRUB_VGA_CR_HORIZ_SYNC_PULSE_START] = GRUB_SM712_CR_SHADOW_VGA_HRETRACE_START,
 
293
      [GRUB_VGA_CR_HORIZ_SYNC_PULSE_END] = GRUB_SM712_CR_SHADOW_VGA_HRETRACE_END,
 
294
      [GRUB_VGA_CR_VERT_TOTAL] = GRUB_SM712_CR_SHADOW_VGA_VERTICAL_TOTAL,
 
295
      [GRUB_VGA_CR_OVERFLOW] = GRUB_SM712_CR_SHADOW_VGA_OVERFLOW,
 
296
      [GRUB_VGA_CR_BYTE_PANNING] = 0xff,
 
297
      [GRUB_VGA_CR_CELL_HEIGHT] = GRUB_SM712_CR_SHADOW_VGA_CELL_HEIGHT,
 
298
      [GRUB_VGA_CR_CURSOR_START] = 0xff,
 
299
      [GRUB_VGA_CR_CURSOR_END] = 0xff,
 
300
      [GRUB_VGA_CR_START_ADDR_HIGH_REGISTER] = 0xff,
 
301
      [GRUB_VGA_CR_START_ADDR_LOW_REGISTER] = 0xff,
 
302
      [GRUB_VGA_CR_CURSOR_ADDR_HIGH] = 0xff,
 
303
      [GRUB_VGA_CR_CURSOR_ADDR_LOW] = 0xff,
 
304
      [GRUB_VGA_CR_VSYNC_START] = GRUB_SM712_CR_SHADOW_VGA_VRETRACE_START,
 
305
      [GRUB_VGA_CR_VSYNC_END] = GRUB_SM712_CR_SHADOW_VGA_VRETRACE_END,
 
306
      [GRUB_VGA_CR_VDISPLAY_END] = GRUB_SM712_CR_SHADOW_VGA_VDISPLAY_END,
 
307
      [GRUB_VGA_CR_PITCH] = GRUB_SM712_CR_SHADOW_VGA_HDISPLAY_END,
 
308
      [GRUB_VGA_CR_UNDERLINE_LOCATION] = 0xff,
 
309
 
 
310
      [GRUB_VGA_CR_VERTICAL_BLANK_START] = GRUB_SM712_CR_SHADOW_VGA_VBLANK_START,
 
311
      [GRUB_VGA_CR_VERTICAL_BLANK_END] = GRUB_SM712_CR_SHADOW_VGA_VBLANK_END,
 
312
      [GRUB_VGA_CR_MODE] = 0xff,
 
313
      [GRUB_VGA_CR_LINE_COMPARE] = 0xff
 
314
    };
 
315
  if (addr >= ARRAY_SIZE (mapping) || mapping[addr] == 0xff)
 
316
    return;
 
317
  grub_sm712_cr_write (val, mapping[addr]);
 
318
}
 
319
 
 
320
static inline void
 
321
grub_sm712_write_dda_lookup (int idx, grub_uint8_t compare, grub_uint16_t dda,
 
322
                             grub_uint8_t vcentering)
 
323
{
 
324
  grub_sm712_cr_write (((compare << SM712_DDA_REG3_COMPARE_SHIFT)
 
325
                        & SM712_DDA_REG3_COMPARE_MASK)
 
326
                       | ((dda >> SM712_DDA_REG3_DDA_SHIFT)
 
327
                          & SM712_DDA_REG3_DDA_MASK),
 
328
                       GRUB_SM712_CR_DDA_LOOKUP_REG3_START + 2 * idx);
 
329
  grub_sm712_cr_write (dda & SM712_DDA_REG2_DDA_MASK,
 
330
                       GRUB_SM712_CR_DDA_LOOKUP_REG2_START + 2 * idx);
 
331
  grub_sm712_cr_write (vcentering & SM712_DDA_REG2_VCENTER_MASK,
 
332
                       GRUB_SM712_CR_DDA_LOOKUP_REG1_START + idx);
 
333
}
 
334
 
 
335
static grub_err_t
 
336
grub_video_sm712_setup (unsigned int width, unsigned int height,
 
337
                        unsigned int mode_type, unsigned int mode_mask __attribute__ ((unused)))
 
338
{
 
339
  int depth;
 
340
  grub_err_t err;
 
341
  int found = 0;
 
342
  unsigned i;
 
343
 
 
344
#ifndef TEST
 
345
  auto int NESTED_FUNC_ATTR find_card (grub_pci_device_t dev, grub_pci_id_t pciid __attribute__ ((unused)));
 
346
  int NESTED_FUNC_ATTR find_card (grub_pci_device_t dev, grub_pci_id_t pciid __attribute__ ((unused)))
 
347
    {
 
348
      grub_pci_address_t addr;
 
349
      grub_uint32_t class;
 
350
 
 
351
      addr = grub_pci_make_address (dev, GRUB_PCI_REG_CLASS);
 
352
      class = grub_pci_read (addr);
 
353
 
 
354
      if (((class >> 16) & 0xffff) != GRUB_PCI_CLASS_SUBCLASS_VGA
 
355
          || pciid != GRUB_SM712_PCIID)
 
356
        return 0;
 
357
      
 
358
      found = 1;
 
359
 
 
360
      addr = grub_pci_make_address (dev, GRUB_PCI_REG_ADDRESS_REG0);
 
361
      framebuffer.base = grub_pci_read (addr);
 
362
      framebuffer.dev = dev;
 
363
 
 
364
      return 1;
 
365
    }
 
366
 
 
367
  /* Decode depth from mode_type.  If it is zero, then autodetect.  */
 
368
  depth = (mode_type & GRUB_VIDEO_MODE_TYPE_DEPTH_MASK)
 
369
          >> GRUB_VIDEO_MODE_TYPE_DEPTH_POS;
 
370
 
 
371
  if ((width != 1024 && width != 0) || (height != 600 && height != 0)
 
372
      || (depth != 16 && depth != 0))
 
373
    return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
 
374
                       "Only 1024x600x16 is supported");
 
375
 
 
376
  grub_pci_iterate (find_card);
 
377
  if (!found)
 
378
    return grub_error (GRUB_ERR_IO, "Couldn't find graphics card");
 
379
#endif
 
380
  /* Fill mode info details.  */
 
381
  framebuffer.mode_info.width = 1024;
 
382
  framebuffer.mode_info.height = 600;
 
383
  framebuffer.mode_info.mode_type = GRUB_VIDEO_MODE_TYPE_RGB;
 
384
  framebuffer.mode_info.bpp = 16;
 
385
  framebuffer.mode_info.bytes_per_pixel = 2;
 
386
  framebuffer.mode_info.pitch = 1024 * 2;
 
387
  framebuffer.mode_info.number_of_colors = 256;
 
388
  framebuffer.mode_info.red_mask_size = 5;
 
389
  framebuffer.mode_info.red_field_pos = 11;
 
390
  framebuffer.mode_info.green_mask_size = 6;
 
391
  framebuffer.mode_info.green_field_pos = 5;
 
392
  framebuffer.mode_info.blue_mask_size = 5;
 
393
  framebuffer.mode_info.blue_field_pos = 0;
 
394
  framebuffer.mode_info.reserved_mask_size = 0;
 
395
  framebuffer.mode_info.reserved_field_pos = 0;
 
396
#ifndef TEST
 
397
  framebuffer.mode_info.blit_format
 
398
    = grub_video_get_blit_format (&framebuffer.mode_info);
 
399
#endif
 
400
 
 
401
#ifndef TEST
 
402
  if (found && framebuffer.base == 0)
 
403
    {
 
404
      grub_pci_address_t addr;
 
405
      /* FIXME: choose address dynamically if needed.   */
 
406
      framebuffer.base = 0x04000000;
 
407
 
 
408
      addr = grub_pci_make_address (framebuffer.dev, GRUB_PCI_REG_ADDRESS_REG0);
 
409
      grub_pci_write (addr, framebuffer.base);
 
410
 
 
411
      /* Set latency.  */
 
412
      addr = grub_pci_make_address (framebuffer.dev, GRUB_PCI_REG_CACHELINE);
 
413
      grub_pci_write (addr, 0x8);
 
414
 
 
415
      /* Enable address spaces.  */
 
416
      addr = grub_pci_make_address (framebuffer.dev, GRUB_PCI_REG_COMMAND);
 
417
      grub_pci_write (addr, 0x7);
 
418
    }
 
419
#endif
 
420
 
 
421
  /* We can safely discard volatile attribute.  */
 
422
#ifndef TEST
 
423
  framebuffer.ptr
 
424
    = (void *) grub_pci_device_map_range (framebuffer.dev,
 
425
                                          framebuffer.base,
 
426
                                          GRUB_SM712_TOTAL_MEMORY_SPACE);
 
427
#endif
 
428
  framebuffer.mapped = 1;
 
429
 
 
430
  /* Initialise SM712.  */
 
431
#ifndef TEST
 
432
  /* FIXME */
 
433
  grub_vga_sr_write (0x11, 0x18);
 
434
#endif
 
435
 
 
436
#ifndef TEST
 
437
  /* Prevent garbage from appearing on the screen.  */
 
438
  grub_memset (framebuffer.ptr, 0, 
 
439
               framebuffer.mode_info.height * framebuffer.mode_info.pitch);
 
440
#endif
 
441
 
 
442
  /* FIXME */
 
443
  grub_sm712_sr_write (0, 0x21);
 
444
  grub_sm712_sr_write (0x7a, 0x62);
 
445
  grub_sm712_sr_write (0x16, 0x6a);
 
446
  grub_sm712_sr_write (0x2, 0x6b);
 
447
  grub_sm712_write_reg (0, GRUB_VGA_IO_PIXEL_MASK);
 
448
  grub_sm712_sr_write (GRUB_VGA_SR_RESET_ASYNC, GRUB_VGA_SR_RESET);
 
449
  grub_sm712_write_reg (GRUB_VGA_IO_MISC_NEGATIVE_VERT_POLARITY 
 
450
                        | GRUB_VGA_IO_MISC_NEGATIVE_HORIZ_POLARITY
 
451
                        | GRUB_VGA_IO_MISC_UPPER_64K
 
452
                        | GRUB_VGA_IO_MISC_EXTERNAL_CLOCK_0
 
453
                        | GRUB_VGA_IO_MISC_ENABLE_VRAM_ACCESS
 
454
                        | GRUB_VGA_IO_MISC_COLOR, GRUB_VGA_IO_MISC_WRITE);
 
455
  grub_sm712_sr_write (GRUB_VGA_SR_RESET_ASYNC | GRUB_VGA_SR_RESET_SYNC,
 
456
                       GRUB_VGA_SR_RESET);
 
457
  grub_sm712_sr_write (GRUB_VGA_SR_CLOCKING_MODE_8_DOT_CLOCK,
 
458
                       GRUB_VGA_SR_CLOCKING_MODE);
 
459
  grub_sm712_sr_write (GRUB_VGA_ALL_PLANES, GRUB_VGA_SR_MAP_MASK_REGISTER);
 
460
  grub_sm712_sr_write (0, GRUB_VGA_SR_CHAR_MAP_SELECT);
 
461
  grub_sm712_sr_write (GRUB_VGA_SR_MEMORY_MODE_CHAIN4
 
462
                       | GRUB_VGA_SR_MEMORY_MODE_SEQUENTIAL_ADDRESSING
 
463
                       | GRUB_VGA_SR_MEMORY_MODE_EXTERNAL_VIDEO_MEMORY,
 
464
                       GRUB_VGA_SR_MEMORY_MODE);
 
465
 
 
466
  for (i = 0; i < ARRAY_SIZE (sm712_sr_seq1); i++)
 
467
    grub_sm712_sr_write (sm712_sr_seq1[i], 0x10 + i);
 
468
 
 
469
  for (i = 0; i < ARRAY_SIZE (sm712_sr_seq2); i++)
 
470
    grub_sm712_sr_write (sm712_sr_seq2[i], 0x30 + i);
 
471
 
 
472
  /* Undocumented.  */
 
473
  grub_sm712_sr_write (0x1a, 0x63);
 
474
  /* Undocumented.  */
 
475
  grub_sm712_sr_write (0x1a, 0x64);
 
476
 
 
477
  grub_sm712_sr_write (GRUB_SM712_SR_TV_CRT_SRAM | GRUB_SM712_SR_TV_ALT_CLOCK
 
478
                       | GRUB_SM712_SR_TV_CLOCK_CKIN_NTSC
 
479
                       | GRUB_SM712_SR_TV_HSYNC,
 
480
                       GRUB_SM712_SR_TV_CONTROL);
 
481
 
 
482
  grub_sm712_sr_write (GRUB_SM712_SR_RAM_LUT_NORMAL, GRUB_SM712_SR_RAM_LUT);
 
483
 
 
484
  /* Undocumented.  */
 
485
  grub_sm712_sr_write (0x00, 0x67);
 
486
 
 
487
  grub_sm712_sr_write (GRUB_SM712_SR_CLOCK_CONTROL1_VCLK_FROM_CCR
 
488
                       | GRUB_SM712_SR_CLOCK_CONTROL1_8DOT_CLOCK,
 
489
                       GRUB_SM712_SR_CLOCK_CONTROL1);
 
490
  grub_sm712_sr_write (GRUB_SM712_SR_CLOCK_CONTROL2_PROGRAM_VCLOCK,
 
491
                       GRUB_SM712_SR_CLOCK_CONTROL2);
 
492
 
 
493
  grub_sm712_sr_write (82, GRUB_SM712_SR_VCLK_NUM);
 
494
  grub_sm712_sr_write (137, GRUB_SM712_SR_VCLK_DENOM);
 
495
 
 
496
  grub_sm712_sr_write (9, GRUB_SM712_SR_VCLK2_NUM);
 
497
  grub_sm712_sr_write (2, GRUB_SM712_SR_VCLK2_DENOM);
 
498
  /* FIXME */
 
499
  grub_sm712_sr_write (0x04, 0x70);
 
500
  /* FIXME */
 
501
  grub_sm712_sr_write (0x45, 0x71);
 
502
  /* Undocumented */
 
503
  grub_sm712_sr_write (0x30, 0x72);
 
504
  /* Undocumented */
 
505
  grub_sm712_sr_write (0x30, 0x73);
 
506
  /* Undocumented */
 
507
  grub_sm712_sr_write (0x40, 0x74);
 
508
  /* Undocumented */
 
509
  grub_sm712_sr_write (0x20, 0x75);
 
510
 
 
511
  grub_sm712_sr_write (0xff, GRUB_SM712_SR_POPUP_ICON_LOW);
 
512
  grub_sm712_sr_write (GRUB_SM712_SR_POPUP_ICON_HIGH_MASK,
 
513
                       GRUB_SM712_SR_POPUP_ICON_HIGH);
 
514
  grub_sm712_sr_write (GRUB_SM712_SR_POPUP_ICON_CTRL_DISABLED,
 
515
                       GRUB_SM712_SR_POPUP_ICON_CTRL);
 
516
  /* Undocumented */
 
517
  grub_sm712_sr_write (0x0, 0x83);
 
518
 
 
519
  grub_sm712_sr_write (8, GRUB_SM712_SR_POPUP_ICON_COLOR1);
 
520
  grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_COLOR2);
 
521
  grub_sm712_sr_write (0x42, GRUB_SM712_SR_POPUP_ICON_COLOR3);
 
522
 
 
523
  /* Undocumented */
 
524
  grub_sm712_sr_write (0x3a, 0x87);
 
525
 
 
526
  /* Why theese coordinates?  */
 
527
  grub_sm712_sr_write (0x59, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_LOW);
 
528
  grub_sm712_sr_write (0x02, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_HIGH);
 
529
  grub_sm712_sr_write (0x44, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_LOW);
 
530
  grub_sm712_sr_write (0x02, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_HIGH);
 
531
 
 
532
  grub_sm712_sr_write (RGB332_BLACK, GRUB_SM712_SR_HW_CURSOR_FG_COLOR);
 
533
  grub_sm712_sr_write (RGB332_WHITE, GRUB_SM712_SR_HW_CURSOR_BG_COLOR);
 
534
 
 
535
  /* Undocumented */
 
536
  grub_sm712_sr_write (0x3a, 0x8e);
 
537
  grub_sm712_sr_write (0x3a, 0x8f);
 
538
 
 
539
  grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_X_LOW);
 
540
  grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_X_HIGH);
 
541
  grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_Y_LOW);
 
542
  grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_Y_HIGH);
 
543
 
 
544
  grub_sm712_sr_write (0, GRUB_SM712_SR_PANEL_HW_VIDEO_CONTROL);
 
545
  grub_sm712_sr_write (0x10, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_LOW);
 
546
  grub_sm712_sr_write (0x08, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_HIGH);
 
547
  grub_sm712_sr_write (0x00, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_LOW);
 
548
  grub_sm712_sr_write (0x02, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_HIGH);
 
549
  grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_RED_CONSTANT);
 
550
  grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_GREEN_CONSTANT);
 
551
  grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_BLUE_CONSTANT);
 
552
 
 
553
  grub_sm712_sr_write (0x7b, GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_BOUNDARY);
 
554
  grub_sm712_sr_write (0xfb, GRUB_SM712_SR_PANEL_HW_VIDEO_LEFT_BOUNDARY);
 
555
  grub_sm712_sr_write (0xff, GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_BOUNDARY);
 
556
  grub_sm712_sr_write (0xff, GRUB_SM712_SR_PANEL_HW_VIDEO_RIGHT_BOUNDARY);
 
557
  /* Doesn't match documentation?  */
 
558
  grub_sm712_sr_write (0x97, GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_LEFT_OVERFLOW_BOUNDARY);
 
559
  grub_sm712_sr_write (0xef, GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_RIGHT_OVERFLOW_BOUNDARY);
 
560
 
 
561
  grub_sm712_sr_write (0xbf, GRUB_SM712_SR_PANEL_HW_VIDEO_VERTICAL_STRETCH_FACTOR);
 
562
  grub_sm712_sr_write (0xdf, GRUB_SM712_SR_PANEL_HW_VIDEO_HORIZONTAL_STRETCH_FACTOR);
 
563
 
 
564
  grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_SET_RESET_PLANE);
 
565
  grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_SET_RESET_PLANE_ENABLE);
 
566
  grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_COLOR_COMPARE);
 
567
  grub_sm712_gr_write (GRUB_VGA_GR_DATA_ROTATE_NOP, GRUB_VGA_GR_DATA_ROTATE);
 
568
  grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_READ_MAP_REGISTER);
 
569
  grub_sm712_gr_write (GRUB_VGA_GR_MODE_256_COLOR, GRUB_VGA_GR_MODE);
 
570
  grub_sm712_gr_write (GRUB_VGA_GR_GR6_MMAP_A0
 
571
                       | GRUB_VGA_GR_GR6_GRAPHICS_MODE, GRUB_VGA_GR_GR6);
 
572
  grub_sm712_gr_write (GRUB_VGA_ALL_PLANES, GRUB_VGA_GR_COLOR_COMPARE_DISABLE);
 
573
  grub_sm712_gr_write (0xff, GRUB_VGA_GR_BITMASK);
 
574
 
 
575
  /* Write palette mapping.  */
 
576
  for (i = 0; i < 16; i++)
 
577
    grub_sm712_write_arx (i, i);
 
578
 
 
579
  grub_sm712_write_arx (GRUB_VGA_ARX_MODE_ENABLE_256COLOR
 
580
                        | GRUB_VGA_ARX_MODE_GRAPHICS, GRUB_VGA_ARX_MODE);
 
581
  grub_sm712_write_arx (0, GRUB_VGA_ARX_OVERSCAN);
 
582
  grub_sm712_write_arx (GRUB_VGA_ALL_PLANES, GRUB_VGA_ARX_COLOR_PLANE_ENABLE);
 
583
  grub_sm712_write_arx (0, GRUB_VGA_ARX_HORIZONTAL_PANNING);
 
584
  grub_sm712_write_arx (0, GRUB_VGA_ARX_COLOR_SELECT);
 
585
 
 
586
  /* FIXME: compute this generically.  */
 
587
  {
 
588
    struct grub_video_hw_config config =
 
589
      {
 
590
        .vertical_total = 806,
 
591
        .vertical_blank_start = 0x300,
 
592
        .vertical_blank_end = 0,
 
593
        .vertical_sync_start = 0x303,
 
594
        .vertical_sync_end = 0x9,
 
595
        .line_compare = 0x3ff,
 
596
        .vdisplay_end = 0x300,
 
597
        .pitch = 0x80,
 
598
        .horizontal_total = 164,
 
599
        .horizontal_end = 128,
 
600
        .horizontal_blank_start = 128,
 
601
        .horizontal_blank_end = 0,
 
602
        .horizontal_sync_pulse_start = 133,
 
603
        .horizontal_sync_pulse_end = 22
 
604
      };
 
605
    grub_vga_set_geometry (&config, grub_sm712_cr_write);
 
606
    config.horizontal_sync_pulse_start = 134;
 
607
    config.horizontal_sync_pulse_end = 21;
 
608
    config.vertical_sync_start = 0x301;
 
609
    config.vertical_sync_end = 0x0;
 
610
    config.line_compare = 0x0ff;
 
611
    config.vdisplay_end = 0x258;
 
612
    config.pitch = 0x7f;
 
613
    grub_vga_set_geometry (&config, grub_sm712_cr_shadow_write);
 
614
  }
 
615
 
 
616
  grub_sm712_cr_write (GRUB_VGA_CR_BYTE_PANNING_NORMAL,
 
617
                       GRUB_VGA_CR_BYTE_PANNING);
 
618
  grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_START);
 
619
  grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_END);
 
620
  grub_sm712_cr_write (0, GRUB_VGA_CR_START_ADDR_HIGH_REGISTER);
 
621
  grub_sm712_cr_write (0, GRUB_VGA_CR_START_ADDR_LOW_REGISTER);
 
622
  grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_ADDR_HIGH);
 
623
  grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_ADDR_LOW);
 
624
  grub_sm712_cr_write (GRUB_VGA_CR_UNDERLINE_LOCATION_DWORD_MODE,
 
625
                       GRUB_VGA_CR_UNDERLINE_LOCATION);
 
626
  grub_sm712_cr_write (GRUB_VGA_CR_MODE_ADDRESS_WRAP
 
627
                       | GRUB_VGA_CR_MODE_BYTE_MODE
 
628
                       | GRUB_VGA_CR_MODE_TIMING_ENABLE
 
629
                       | GRUB_VGA_CR_MODE_NO_CGA
 
630
                       | GRUB_VGA_CR_MODE_NO_HERCULES,
 
631
                       GRUB_VGA_CR_MODE);
 
632
 
 
633
  grub_sm712_cr_write (0, GRUB_SM712_CR_OVERFLOW_INTERLACE);
 
634
  grub_sm712_cr_write (0, GRUB_SM712_CR_INTERLACE_RETRACE);
 
635
  grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_START);
 
636
  grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_END_HIGH);
 
637
  grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_END_LOW);
 
638
  grub_sm712_cr_write (0x80, GRUB_SM712_CR_DDA_CONTROL_LOW);
 
639
  grub_sm712_cr_write (0x02, GRUB_SM712_CR_DDA_CONTROL_HIGH);
 
640
 
 
641
  /* Undocumented */
 
642
  grub_sm712_cr_write (0x20, 0x37);
 
643
 
 
644
  grub_sm712_cr_write (0, GRUB_SM712_CR_TV_EQUALIZER);
 
645
  grub_sm712_cr_write (0, GRUB_SM712_CR_TV_SERRATION);
 
646
  grub_sm712_cr_write (0, GRUB_SM712_CR_HSYNC_CTRL);
 
647
 
 
648
  /* Undocumented */
 
649
  grub_sm712_cr_write (0x40, 0x3b);
 
650
 
 
651
  grub_sm712_cr_write (GRUB_SM712_CR_DEBUG_NONE, GRUB_SM712_CR_DEBUG);
 
652
 
 
653
  /* Undocumented */
 
654
  grub_sm712_cr_write (0xff, 0x3d);
 
655
  grub_sm712_cr_write (0x46, 0x3e);
 
656
  grub_sm712_cr_write (0x91, 0x3f);
 
657
 
 
658
  for (i = 0; i < ARRAY_SIZE (dda_lookups); i++)
 
659
    grub_sm712_write_dda_lookup (i, dda_lookups[i].compare, dda_lookups[i].dda,
 
660
                                 dda_lookups[i].vcentering);
 
661
  
 
662
  /* Undocumented  */
 
663
  grub_sm712_cr_write (0, 0x9c);
 
664
  grub_sm712_cr_write (0, 0x9d);
 
665
  grub_sm712_cr_write (0, 0x9e);
 
666
  grub_sm712_cr_write (0, 0x9f);
 
667
 
 
668
  grub_sm712_cr_write (0, GRUB_SM712_CR_VCENTERING_OFFSET);
 
669
  grub_sm712_cr_write (0, GRUB_SM712_CR_HCENTERING_OFFSET);
 
670
 
 
671
  grub_sm712_write_reg (GRUB_VGA_IO_MISC_NEGATIVE_HORIZ_POLARITY
 
672
                        | GRUB_VGA_IO_MISC_UPPER_64K
 
673
                        | GRUB_VGA_IO_MISC_28MHZ
 
674
                        | GRUB_VGA_IO_MISC_ENABLE_VRAM_ACCESS
 
675
                        | GRUB_VGA_IO_MISC_COLOR,
 
676
                        GRUB_VGA_IO_MISC_WRITE);
 
677
 
 
678
#ifndef TEST
 
679
  /* Undocumented? */
 
680
  *(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c00c) = 0;
 
681
  *(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c040) = 0;
 
682
  *(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c000) = 0x20000;
 
683
  *(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c010) = 0x1020100;
 
684
#endif
 
685
 
 
686
  (void) grub_sm712_sr_read (0x16);
 
687
 
 
688
#ifndef TEST
 
689
  err = grub_video_fb_create_render_target_from_pointer (&framebuffer
 
690
                                                         .render_target,
 
691
                                                         &framebuffer.mode_info,
 
692
                                                         framebuffer.ptr);
 
693
 
 
694
  if (err)
 
695
    return err;
 
696
 
 
697
  err = grub_video_fb_set_active_render_target (framebuffer.render_target);
 
698
  
 
699
  if (err)
 
700
    return err;
 
701
 
 
702
  /* Copy default palette to initialize emulated palette.  */
 
703
  err = grub_video_fb_set_palette (0, GRUB_VIDEO_FBSTD_NUMCOLORS,
 
704
                                   grub_video_fbstd_colors);
 
705
#endif
 
706
  return err;
 
707
}
 
708
 
 
709
#ifndef TEST
 
710
 
 
711
static grub_err_t
 
712
grub_video_sm712_swap_buffers (void)
 
713
{
 
714
  /* TODO: Implement buffer swapping.  */
 
715
  return GRUB_ERR_NONE;
 
716
}
 
717
 
 
718
static grub_err_t
 
719
grub_video_sm712_set_active_render_target (struct grub_video_render_target *target)
 
720
{
 
721
  if (target == GRUB_VIDEO_RENDER_TARGET_DISPLAY)
 
722
      target = framebuffer.render_target;
 
723
 
 
724
  return grub_video_fb_set_active_render_target (target);
 
725
}
 
726
 
 
727
static grub_err_t
 
728
grub_video_sm712_get_info_and_fini (struct grub_video_mode_info *mode_info,
 
729
                                    void **framebuf)
 
730
{
 
731
  grub_memcpy (mode_info, &(framebuffer.mode_info), sizeof (*mode_info));
 
732
  *framebuf = (char *) framebuffer.ptr;
 
733
 
 
734
  grub_video_fb_fini ();
 
735
 
 
736
  return GRUB_ERR_NONE;
 
737
}
 
738
 
 
739
static struct grub_video_adapter grub_video_sm712_adapter =
 
740
  {
 
741
    .name = "SM712 Video Driver",
 
742
    .id = GRUB_VIDEO_DRIVER_SM712,
 
743
 
 
744
    .prio = GRUB_VIDEO_ADAPTER_PRIO_NATIVE,
 
745
 
 
746
    .init = grub_video_sm712_video_init,
 
747
    .fini = grub_video_sm712_video_fini,
 
748
    .setup = grub_video_sm712_setup,
 
749
    .get_info = grub_video_fb_get_info,
 
750
    .get_info_and_fini = grub_video_sm712_get_info_and_fini,
 
751
    .set_palette = grub_video_fb_set_palette,
 
752
    .get_palette = grub_video_fb_get_palette,
 
753
    .set_viewport = grub_video_fb_set_viewport,
 
754
    .get_viewport = grub_video_fb_get_viewport,
 
755
    .map_color = grub_video_fb_map_color,
 
756
    .map_rgb = grub_video_fb_map_rgb,
 
757
    .map_rgba = grub_video_fb_map_rgba,
 
758
    .unmap_color = grub_video_fb_unmap_color,
 
759
    .fill_rect = grub_video_fb_fill_rect,
 
760
    .blit_bitmap = grub_video_fb_blit_bitmap,
 
761
    .blit_render_target = grub_video_fb_blit_render_target,
 
762
    .scroll = grub_video_fb_scroll,
 
763
    .swap_buffers = grub_video_sm712_swap_buffers,
 
764
    .create_render_target = grub_video_fb_create_render_target,
 
765
    .delete_render_target = grub_video_fb_delete_render_target,
 
766
    .set_active_render_target = grub_video_sm712_set_active_render_target,
 
767
    .get_active_render_target = grub_video_fb_get_active_render_target,
 
768
 
 
769
    .next = 0
 
770
  };
 
771
 
 
772
GRUB_MOD_INIT(video_sm712)
 
773
{
 
774
  grub_video_register (&grub_video_sm712_adapter);
 
775
}
 
776
 
 
777
GRUB_MOD_FINI(video_sm712)
 
778
{
 
779
  grub_video_unregister (&grub_video_sm712_adapter);
 
780
}
 
781
#else
 
782
int
 
783
main ()
 
784
{
 
785
  grub_video_sm712_setup (1024, 600, 0, 0);
 
786
}
 
787
#endif