| 54,6 → 54,8 |
|---|
| * Simple and short. Function for displaying characters and "scrolling". |
| */ |
| |
| static parea_t ega_parea; /**< Physical memory area for EGA video RAM. */ |
| |
| SPINLOCK_INITIALIZE(egalock); |
| static uint32_t ega_cursor; |
| static uint8_t *videoram; |
| 81,10 → 83,10 |
|---|
| |
| static void ega_move_cursor(void) |
| { |
| pio_write_8(ega_base + EGA_INDEX_REG, 0xe); |
| pio_write_8(ega_base + EGA_DATA_REG, (uint8_t) ((ega_cursor >> 8) & 0xff)); |
| pio_write_8(ega_base + EGA_INDEX_REG, 0xf); |
| pio_write_8(ega_base + EGA_DATA_REG, (uint8_t) (ega_cursor & 0xff)); |
| outb(ega_base + EGA_INDEX_REG, 0xe); |
| outb(ega_base + EGA_DATA_REG, (uint8_t) ((ega_cursor >> 8) & 0xff)); |
| outb(ega_base + EGA_INDEX_REG, 0xf); |
| outb(ega_base + EGA_DATA_REG, (uint8_t) (ega_cursor & 0xff)); |
| } |
| |
| static void ega_display_char(char ch, bool silent) |
| 150,6 → 152,12 |
|---|
| chardev_initialize("ega_out", &ega_console, &ega_ops); |
| stdout = &ega_console; |
| |
| ega_parea.pbase = videoram_phys; |
| ega_parea.vbase = (uintptr_t) videoram; |
| ega_parea.frames = 1; |
| ega_parea.cacheable = false; |
| ddi_parea_register(&ega_parea); |
| |
| sysinfo_set_item_val("fb", NULL, true); |
| sysinfo_set_item_val("fb.kind", NULL, 2); |
| sysinfo_set_item_val("fb.width", NULL, ROW); |