diff options
| -rw-r--r-- | payloads/libpayload/drivers/video/graphics.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/payloads/libpayload/drivers/video/graphics.c b/payloads/libpayload/drivers/video/graphics.c index f1d916a18f..4a8792c151 100644 --- a/payloads/libpayload/drivers/video/graphics.c +++ b/payloads/libpayload/drivers/video/graphics.c @@ -125,9 +125,9 @@ static inline uint32_t calculate_color(const struct rgb_color *rgb) static inline void set_pixel(struct vector *coord, uint32_t color) { const int bpp = fbinfo->bits_per_pixel; + const int bpl = fbinfo->bytes_per_line; int i; - uint8_t * const pixel = fbaddr + (coord->x + - coord->y * fbinfo->x_resolution) * bpp / 8; + uint8_t * const pixel = fbaddr + coord->y * bpl + coord->x * bpp / 8; for (i = 0; i < bpp / 8; i++) pixel[i] = (color >> (i * 8)); } @@ -156,8 +156,11 @@ static int cbgfx_init(void) /* Calculate canvas size & offset, assuming the screen is landscape */ if (screen.size.height > screen.size.width) { - LOG("Portrait screen not supported\n"); - return CBGFX_ERROR_PORTRAIT_SCREEN; + 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.height; canvas.size.width = canvas.size.height; |