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authorNickey Yang <nickey.yang@rock-chips.com>2017-04-27 09:37:20 +0800
committerMartin Roth <martinroth@google.com>2017-05-01 17:52:12 +0200
commitd0e465456eedd7d39442a82fe3b2186784a9ff60 (patch)
treec93d80a65e87269a0f51a6c0daa0399eb9d9523f /payloads/libpayload/drivers/video
parent43d0d0d1f494c763aedc686e1c8de1603d31d652 (diff)
downloadcoreboot-d0e465456eedd7d39442a82fe3b2186784a9ff60.tar.xz
cbgfx: Add portrait screen support
cbgfx currently does not support portrait screen which height >width. so add it. Change-Id: I66fee6d73654e736a2db4a3d191f030c52a23e0d Signed-off-by: Nickey Yang <nickey.yang@rock-chips.com> Reviewed-on: https://review.coreboot.org/19474 Tested-by: build bot (Jenkins) Reviewed-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'payloads/libpayload/drivers/video')
-rw-r--r--payloads/libpayload/drivers/video/graphics.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/payloads/libpayload/drivers/video/graphics.c b/payloads/libpayload/drivers/video/graphics.c
index 4a8792c151..d4eaa09997 100644
--- a/payloads/libpayload/drivers/video/graphics.c
+++ b/payloads/libpayload/drivers/video/graphics.c
@@ -154,18 +154,18 @@ static int cbgfx_init(void)
screen.offset.x = 0;
screen.offset.y = 0;
- /* Calculate canvas size & offset, assuming the screen is landscape */
+ /* Calculate canvas size & offset. Canvas is always square. */
if (screen.size.height > screen.size.width) {
- const int bpl = fbinfo->bytes_per_line;
- LOG("Portrait screen not supported, forcing square image!\n");
- memset(fbaddr + screen.size.width * bpl, 0,
- (screen.size.height - screen.size.width) * bpl);
- screen.size.height = screen.size.width;
+ canvas.size.height = screen.size.width;
+ canvas.size.width = canvas.size.height;
+ canvas.offset.x = 0;
+ canvas.offset.y = (screen.size.height - canvas.size.height) / 2;
+ } else {
+ canvas.size.height = screen.size.height;
+ canvas.size.width = canvas.size.height;
+ canvas.offset.x = (screen.size.width - canvas.size.width) / 2;
+ canvas.offset.y = 0;
}
- canvas.size.height = screen.size.height;
- canvas.size.width = canvas.size.height;
- canvas.offset.x = (screen.size.width - canvas.size.width) / 2;
- canvas.offset.y = 0;
initialized = 1;
LOG("cbgfx initialized: screen:width=%d, height=%d, offset=%d canvas:width=%d, height=%d, offset=%d\n",