| 26,7 → 26,7 |
|---|
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <arch/ega.h> |
| #include <arch/drivers/ega.h> |
| #include <putchar.h> |
| #include <mm/page.h> |
| #include <mm/as.h> |
| 37,6 → 37,7 |
|---|
| #include <memstr.h> |
| #include <console/chardev.h> |
| #include <console/console.h> |
| #include <sysinfo/sysinfo.h> |
| |
| /* |
| * The EGA driver. |
| 45,6 → 46,7 |
|---|
| |
| SPINLOCK_INITIALIZE(egalock); |
| static __u32 ega_cursor; |
| static __u8 *videoram; |
| |
| static void ega_putchar(chardev_t *d, const char ch); |
| |
| 59,7 → 61,7 |
|---|
| { |
| __u8 hi, lo; |
| |
| page_mapping_insert(AS_KERNEL, PA2KA(VIDEORAM), VIDEORAM, PAGE_NOT_CACHEABLE); |
| videoram = (__u8 *) hw_map(VIDEORAM, SCREEN * 2); |
| outb(0x3d4,0xe); |
| hi = inb(0x3d5); |
| outb(0x3d4,0xf); |
| 69,6 → 71,12 |
|---|
| chardev_initialize("ega_out", &ega_console, &ega_ops); |
| stdout = &ega_console; |
| |
| sysinfo_set_item_val("fb", NULL, true); |
| sysinfo_set_item_val("fb.kind", NULL, 2); |
| sysinfo_set_item_val("fb.width", NULL, ROW); |
| sysinfo_set_item_val("fb.height", NULL, ROWS); |
| sysinfo_set_item_val("fb.address.physical", NULL, VIDEORAM); |
| |
| #ifndef CONFIG_FB |
| putchar('\n'); |
| #endif |
| 76,9 → 84,7 |
|---|
| |
| static void ega_display_char(char ch) |
| { |
| __u8 *vram = (__u8 *) PA2KA(VIDEORAM); |
| |
| vram[ega_cursor*2] = ch; |
| videoram[ega_cursor * 2] = ch; |
| } |
| |
| /* |
| 89,8 → 95,8 |
|---|
| if (ega_cursor < SCREEN) |
| return; |
| |
| memcpy((void *)PA2KA(VIDEORAM), (void *)(PA2KA(VIDEORAM) + ROW*2), (SCREEN - ROW)*2); |
| memsetw(PA2KA(VIDEORAM) + (SCREEN - ROW)*2, ROW, 0x0720); |
| memcpy((void *) videoram, (void *) (videoram + ROW * 2), (SCREEN - ROW) * 2); |
| memsetw((__address) (videoram + (SCREEN - ROW) * 2), ROW, 0x0720); |
| ega_cursor = ega_cursor - ROW; |
| } |
| |