diff options
| -rw-r--r-- | firmware/include/vboot_api.h | 9 | ||||
| -rw-r--r-- | firmware/lib/vboot_display.c | 16 | ||||
| -rw-r--r-- | firmware/stub/vboot_api_stub.c | 5 |
3 files changed, 30 insertions, 0 deletions
diff --git a/firmware/include/vboot_api.h b/firmware/include/vboot_api.h index 92b9411d..1561defe 100644 --- a/firmware/include/vboot_api.h +++ b/firmware/include/vboot_api.h @@ -658,6 +658,15 @@ VbError_t VbExDisplayInit(uint32_t *width, uint32_t *height); VbError_t VbExDisplayBacklight(uint8_t enable); /** + * Sets the logical dimension to display. + * + * If the physical display is larger or smaller than given dimension, display + * provider may decide to scale or shift images (from VbExDisplayImage)to proper + * location. + */ +VbError_t VbExDisplaySetDimension(uint32_t width, uint32_t height); + +/** * Display a predefined screen; see VB_SCREEN_* for valid screens. * * This is a backup method of screen display, intended for use if the GBB does diff --git a/firmware/lib/vboot_display.c b/firmware/lib/vboot_display.c index 910c60a0..669c4e8d 100644 --- a/firmware/lib/vboot_display.c +++ b/firmware/lib/vboot_display.c @@ -231,6 +231,22 @@ VbError_t VbDisplayScreenFromGBB(VbCommonParams *cparams, uint32_t screen, switch(image_info.format) { case FORMAT_BMP: + if (i == 0) { + /** + * In current version GBB bitmaps, first image + * is always the background. + */ + ret = VbExDisplaySetDimension( + image_info.width, + image_info.height); + if (!ret) { + VBDEBUG(("VbExDisplaySetDimension" + "(%d,%d): failed.\n", + image_info.width, + image_info.height)); + } + } + retval = VbExDisplayImage(layout.images[i].x, layout.images[i].y, fullimage, inoutsize); diff --git a/firmware/stub/vboot_api_stub.c b/firmware/stub/vboot_api_stub.c index 913cac15..b11a7fe1 100644 --- a/firmware/stub/vboot_api_stub.c +++ b/firmware/stub/vboot_api_stub.c @@ -36,6 +36,11 @@ VbError_t VbExDisplayBacklight(uint8_t enable) return VBERROR_SUCCESS; } +VbError_t VbExDisplaySetDimension(uint32_t width, uint32_t height) +{ + return VBERROR_SUCCESS; +} + VbError_t VbExDisplayScreen(uint32_t screen_type) { return VBERROR_SUCCESS; |