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- From 4560df9f84e342ef51cf071dccd01e3fb5838a37 Mon Sep 17 00:00:00 2001
- From: Paul Kocialkowski <contact@paulk.fr>
- Date: Mon, 10 Aug 2015 23:13:49 +0200
- Subject: [PATCH 4/7] firmware: Screen blank and wait at disabled USB boot
- warning
- This blanks the screen before showing the disabled USB boot warning.
- It also waits for the user to press any key to come back to the developer mode
- screen.
- Change-Id: Ic23f1e0f8d269242a9b7af6941806951016e6eb4
- Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
- ---
- firmware/lib/vboot_api_kernel.c | 12 +++++++++++-
- 1 file changed, 11 insertions(+), 1 deletion(-)
- diff --git a/firmware/lib/vboot_api_kernel.c b/firmware/lib/vboot_api_kernel.c
- index 2e31f08..5cf45ec 100644
- --- a/firmware/lib/vboot_api_kernel.c
- +++ b/firmware/lib/vboot_api_kernel.c
- @@ -376,6 +376,7 @@ VbError_t VbBootDeveloper(VbCommonParams *cparams, LoadKernelParams *p)
- }
- }
-
- +developer_mode_screen:
- /* Show the dev mode warning screen */
- VbDisplayScreen(cparams, VB_SCREEN_DEVELOPER_WARNING, 0, &vnc);
-
- @@ -498,14 +499,23 @@ VbError_t VbBootDeveloper(VbCommonParams *cparams, LoadKernelParams *p)
- if (!allow_usb) {
- VBDEBUG(("VbBootDeveloper() - "
- "USB booting is disabled\n"));
- +
- + VbDisplayScreen(cparams, VB_SCREEN_BLANK, 1,
- + &vnc);
- +
- VbExDisplayDebugInfo(
- "WARNING: Booting from external media "
- "(USB/SD) has not been enabled. Refer "
- "to the developer-mode documentation "
- - "for details.\n");
- + "for details.\n\n"
- + "Press any key to continue.\n\n");
- VbExBeep(120, 400);
- VbExSleepMs(120);
- VbExBeep(120, 400);
- +
- + while (!VbExKeyboardRead()) ;
- +
- + goto developer_mode_screen;
- } else {
- /*
- * Clear the screen to show we get the Ctrl+U
- --
- 2.10.2
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