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| author | Nico Huber <nico.h@gmx.de> | 2017-05-20 16:46:01 +0200 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-06-04 18:47:19 +0200 |
| commit | 6d8266b91d7c8338350f7f8b81c21d10c97aceb6 (patch) | |
| tree | 9b10087e4cd90b56fbe1474c46958b2e3286b30d /src/drivers/emulation/qemu/cirrus.c | |
| parent | 49d99fcebc7c3860def51812c2f723ad3e8a4ea3 (diff) | |
| download | coreboot-6d8266b91d7c8338350f7f8b81c21d10c97aceb6.tar.xz | |
Kconfig: Add choice of framebuffer mode
Rename `FRAMEBUFFER_KEEP_VESA_MODE` to `LINEAR_FRAMEBUFFER` and put
it together with new `VGA_TEXT_FRAMEBUFFER` into a choice. There are
two versions of `LINEAR_FRAMEBUFFER` that differ only in the prompt
and help text (one for `HAVE_VBE_LINEAR_FRAMEBUFFER` and one for
`HAVE_LINEAR_FRAMEBUFFER`). Due to `kconfig_lint` we have to model
that with additional symbols.
Change-Id: I9144351491a14d9bb5e650c14933b646bc83fab0
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/19804
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/drivers/emulation/qemu/cirrus.c')
| -rw-r--r-- | src/drivers/emulation/qemu/cirrus.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/src/drivers/emulation/qemu/cirrus.c b/src/drivers/emulation/qemu/cirrus.c index dc20f540ae..61b329d26c 100644 --- a/src/drivers/emulation/qemu/cirrus.c +++ b/src/drivers/emulation/qemu/cirrus.c @@ -31,11 +31,9 @@ #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 { @@ -194,7 +192,6 @@ 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) { @@ -205,11 +202,9 @@ write_hidden_dac (uint8_t data) inb (0x3c6); outb (data, 0x3c6); } -#endif -static void cirrus_init(struct device *dev) +static void cirrus_init_linear_fb(struct device *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; @@ -334,11 +329,20 @@ static void cirrus_init(struct device *dev) edid.panel_bits_per_pixel = 24; edid_set_framebuffer_bits_per_pixel(&edid, 32, 0); set_vbe_mode_info_valid(&edid, addr); -#else - vga_misc_write(0x1); +} +static void cirrus_init_text_mode(struct device *dev) +{ + vga_misc_write(0x1); vga_textmode_init(); -#endif +} + +static void cirrus_init(struct device *dev) +{ + if (IS_ENABLED(CONFIG_LINEAR_FRAMEBUFFER)) + cirrus_init_linear_fb(dev); + else if (IS_ENABLED(CONFIG_VGA_TEXT_FRAMEBUFFER)) + cirrus_init_text_mode(dev); } static struct device_operations qemu_cirrus_graph_ops = { |