Revision 103
changed vbe_mode_info to static
| lab5.c | ||
|---|---|---|
| 37 | 37 |
int(video_test_init)(uint16_t mode, uint8_t delay) {
|
| 38 | 38 |
int r; |
| 39 | 39 |
if ((r = get_permissions_first_mbyte())) |
| 40 |
panic("%s: sys_privctl (ADD MEM) failed: %d\n", __func__, r);
|
|
| 40 |
panic("%s: sys_privctl (ADD MEM) failed: %d\n", __func__, r);
|
|
| 41 | 41 |
|
| 42 | 42 |
if (set_graphics_mode(mode)) {
|
| 43 | 43 |
printf("%s: failed to set graphic mode %x.\n", __func__, mode);
|
| 44 | 44 |
if (vg_exit()) |
| 45 |
printf("%s: vg_exit failed to exit to text mode.\n", __func__);
|
|
| 45 |
printf("%s: vg_exit failed to exit to text mode.\n", __func__);
|
|
| 46 | 46 |
return 1; |
| 47 | 47 |
}; |
| 48 | 48 |
|
| 49 |
vbe_mode_info_t vbe_mem_info; |
|
| 50 |
|
|
| 51 |
if (vbe_get_mode_information(mode, &vbe_mem_info)) {
|
|
| 49 |
if (vbe_get_mode_information(mode)) {
|
|
| 52 | 50 |
printf("%s: failed to get information for mode %x.\n", __func__, mode);
|
| 53 | 51 |
if (vg_exit()) |
| 54 |
printf("%s: vg_exit failed to exit to text mode.\n", __func__);
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|
| 52 |
printf("%s: vg_exit failed to exit to text mode.\n", __func__);
|
|
| 55 | 53 |
return 1; |
| 56 | 54 |
} |
| 57 | 55 |
|
| 58 |
unsigned int vram_base = vbe_mem_info.PhysBasePtr; |
|
| 59 |
unsigned int vram_size = vbe_mem_info.XResolution * vbe_mem_info.YResolution * ((vbe_mem_info.BitsPerPixel + 7) >> 3); |
|
| 56 |
map_vram(); // if function fails it aborts program |
|
| 60 | 57 |
|
| 61 |
map_vram(vram_base, vram_size); // if function fails it aborts program |
|
| 62 |
|
|
| 63 | 58 |
tickdelay(micros_to_ticks(delay*1e6)); |
| 64 | 59 |
|
| 65 | 60 |
if (vg_exit()) {
|
| 66 | 61 |
printf("%s: vg_exit failed to exit to text mode.\n", __func__);
|
| 67 | 62 |
if (free_memory()) |
| 68 |
printf("%s: lm_free failed\n", __func__);
|
|
| 63 |
printf("%s: lm_free failed\n", __func__);
|
|
| 69 | 64 |
return 1; |
| 70 | 65 |
} |
| 71 | 66 |
|
| ... | ... | |
| 73 | 68 |
printf("%s: lm_free failed\n", __func__);
|
| 74 | 69 |
return 1; |
| 75 | 70 |
} |
| 71 |
|
|
| 76 | 72 |
return 0; |
| 77 | 73 |
} |
| 78 | 74 |
|
| ... | ... | |
| 98 | 94 |
} |
| 99 | 95 |
|
| 100 | 96 |
int(video_test_pattern)(uint16_t mode, uint8_t no_rectangles, uint32_t first, uint8_t step) {
|
| 101 |
return 0; |
|
| 97 |
/* To be completed */ |
|
| 98 |
printf("%s(0x%03x, %u, 0x%08x, %d): under construction\n", __func__,
|
|
| 99 |
mode, no_rectangles, first, step); |
|
| 100 |
|
|
| 101 |
return 1; |
|
| 102 | 102 |
} |
| 103 | 103 |
|
| 104 | 104 |
int(video_test_xpm)(xpm_map_t xpm, uint16_t x, uint16_t y) {
|
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