summaryrefslogtreecommitdiff
path: root/src/drivers/emulation/qemu/cirrus.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/drivers/emulation/qemu/cirrus.c')
-rw-r--r--src/drivers/emulation/qemu/cirrus.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/drivers/emulation/qemu/cirrus.c b/src/drivers/emulation/qemu/cirrus.c
index b4928fef32..5f8a01ec3e 100644
--- a/src/drivers/emulation/qemu/cirrus.c
+++ b/src/drivers/emulation/qemu/cirrus.c
@@ -36,9 +36,11 @@
#include <pc80/vga.h>
#include <pc80/vga_io.h>
+#if IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE)
static int width = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_XRES;
static int height = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_YRES;
static u32 addr = 0;
+#endif
enum
{
@@ -197,6 +199,7 @@ enum
#define CIRRUS_SR_EXTENDED_MODE_32BPP 0x08
#define CIRRUS_HIDDEN_DAC_888COLOR 0xc5
+#if IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE)
static void
write_hidden_dac (uint8_t data)
{
@@ -207,9 +210,11 @@ write_hidden_dac (uint8_t data)
inb (0x3c6);
outb (data, 0x3c6);
}
+#endif
static void cirrus_init(device_t dev)
{
+#if IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE)
uint8_t cr_ext, cr_overlay;
unsigned pitch = (width * 4) / VGA_CR_PITCH_DIVISOR;
uint8_t sr_ext = 0, hidden_dac = 0;
@@ -335,6 +340,11 @@ static void cirrus_init(device_t dev)
edid.bytes_per_line = width * 4;
edid.bpp = 32;
set_vbe_mode_info_valid(&edid, addr);
+#else
+ vga_misc_write(0x1);
+
+ vga_textmode_init();
+#endif
}
static struct device_operations qemu_cirrus_graph_ops = {