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authorBin Meng <bmeng.cn@gmail.com>2017-10-18 18:20:59 -0700
committerBin Meng <bmeng.cn@gmail.com>2017-10-27 15:13:47 +0800
commitdc80d3b2309b7c6f94daa2a2bd843b8febfa0369 (patch)
tree3da6e1e7e66522716ae2f8ae692be5927d2d0f42 /arch/x86/lib/fsp
parent4c9f4c5ee4ac15a285f3ceb25752432990084dc1 (diff)
x86: fsp: graphics: Add some notes about the graphics info hob
On some platforms (eg: Braswell), the FSP will not produce the graphics info HOB unless you plug some cables to the display interface (eg: HDMI) on the board. Add such notes in the FSP video driver. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/lib/fsp')
-rw-r--r--arch/x86/lib/fsp/fsp_graphics.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/lib/fsp/fsp_graphics.c b/arch/x86/lib/fsp/fsp_graphics.c
index a19b067f8f..af7127691f 100644
--- a/arch/x86/lib/fsp/fsp_graphics.c
+++ b/arch/x86/lib/fsp/fsp_graphics.c
@@ -37,6 +37,10 @@ static int save_vesa_mode(struct vesa_mode_info *vesa)
/*
* If there is no graphics info structure, bail out and keep
* running on the serial console.
+ *
+ * Note: on some platforms (eg: Braswell), the FSP will not produce
+ * the graphics info HOB unless you plug some cables to the display
+ * interface (eg: HDMI) on the board.
*/
if (!ginfo) {
debug("FSP graphics hand-off block not found\n");