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Diffstat (limited to 'utils/fbtest.cpp')
-rw-r--r--utils/fbtest.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/utils/fbtest.cpp b/utils/fbtest.cpp
index fba7ba7..913d773 100644
--- a/utils/fbtest.cpp
+++ b/utils/fbtest.cpp
@@ -40,7 +40,9 @@ int main(int argc, char** argv)
FAIL_IF(ptr == MAP_FAILED, "mmap failed");
- ExtCPUFramebuffer buf(var.xres, var.yres, PixelFormat::XRGB8888,
+ PixelFormat fmt = var.bits_per_pixel == 16 ? PixelFormat::RGB565 : PixelFormat::XRGB8888;
+
+ ExtCPUFramebuffer buf(var.xres, var.yres, fmt,
ptr, var.yres_virtual * fix.line_length, fix.line_length, 0);
printf("%s: res %dx%d, virtual %dx%d, line_len %d\n",
@@ -50,6 +52,7 @@ int main(int argc, char** argv)
fix.line_length);
draw_test_pattern(buf);
+ // XXX this may draw over the edge for narrow displays
draw_text(buf, buf.width() / 2, 0, fbdev, RGB(255, 255, 255));
close(fd);