diff options
Diffstat (limited to 'payloads/libpayload/drivers/vga.c')
| -rw-r--r-- | payloads/libpayload/drivers/vga.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/payloads/libpayload/drivers/vga.c b/payloads/libpayload/drivers/vga.c index 1c1315935c..db1cda170b 100644 --- a/payloads/libpayload/drivers/vga.c +++ b/payloads/libpayload/drivers/vga.c @@ -64,7 +64,7 @@ static void vga_get_cursor_pos(void) unsigned int addr; addr = ((unsigned int)crtc_read(0x0E)) << 8; - addr += crtc_read(0x0E); + addr += crtc_read(0x0F); cursorx = addr % WIDTH; cursory = addr / WIDTH; @@ -93,7 +93,7 @@ static void vga_fixup_cursor(void) addr = cursorx + (WIDTH * cursory); crtc_write(addr >> 8, 0x0E); - crtc_write(addr, 0x0E); + crtc_write(addr, 0x0F); } void vga_cursor_enable(int state) @@ -115,7 +115,7 @@ void vga_cursor_enable(int state) void vga_clear_line(uint8_t row, uint8_t ch, uint8_t attr) { int col; - uint16_t *ptr = VIDEO(0, row); + uint16_t *ptr = VIDEO(row, 0); for (col = 0; col < WIDTH; col++) ptr[col] = ((attr & 0xFF) << 8) | (ch & 0xFF); @@ -123,7 +123,7 @@ void vga_clear_line(uint8_t row, uint8_t ch, uint8_t attr) static void vga_scroll_up(void) { - uint16_t *src = VIDEO(0, 1); + uint16_t *src = VIDEO(1, 0); uint16_t *dst = VIDEO(0, 0); int i; |