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-rw-r--r--minui/graphics_drm.cpp14
1 files changed, 12 insertions, 2 deletions
diff --git a/minui/graphics_drm.cpp b/minui/graphics_drm.cpp
index 95759e382..9d31ff7a9 100644
--- a/minui/graphics_drm.cpp
+++ b/minui/graphics_drm.cpp
@@ -105,6 +105,8 @@ std::unique_ptr<GRSurfaceDrm> GRSurfaceDrm::Create(int drm_fd, int width, int he
perror("Failed to DRM_IOCTL_MODE_CREATE_DUMB");
return nullptr;
}
+ printf("Allocating buffer with resolution %d x %d pitch: %d bpp: %d, size: %llu\n", width, height,
+ create_dumb.pitch, create_dumb.bpp, create_dumb.size);
// Cannot use std::make_unique to access non-public ctor.
auto surface = std::unique_ptr<GRSurfaceDrm>(new GRSurfaceDrm(
@@ -128,13 +130,14 @@ std::unique_ptr<GRSurfaceDrm> GRSurfaceDrm::Create(int drm_fd, int width, int he
return nullptr;
}
- auto mmapped = mmap(nullptr, surface->height * surface->row_bytes, PROT_READ | PROT_WRITE,
- MAP_SHARED, drm_fd, map_dumb.offset);
+ auto mmapped =
+ mmap(nullptr, create_dumb.size, PROT_READ | PROT_WRITE, MAP_SHARED, drm_fd, map_dumb.offset);
if (mmapped == MAP_FAILED) {
perror("Failed to mmap()");
return nullptr;
}
surface->mmapped_buffer_ = static_cast<uint8_t*>(mmapped);
+ printf("Framebuffer of size %llu allocated @ %p\n", create_dumb.size, surface->mmapped_buffer_);
return surface;
}
@@ -260,9 +263,16 @@ drmModeConnector* MinuiBackendDrm::FindMainMonitor(int fd, drmModeRes* resources
/* If we still didn't find a connector, give up and return. */
if (!main_monitor_connector) return nullptr;
+ for (int modes = 0; modes < main_monitor_connector->count_modes; modes++) {
+ printf("Display Mode %d resolution: %d x %d @ %d FPS\n", modes,
+ main_monitor_connector->modes[modes].hdisplay,
+ main_monitor_connector->modes[modes].vdisplay,
+ main_monitor_connector->modes[modes].vrefresh);
+ }
*mode_index = 0;
for (int modes = 0; modes < main_monitor_connector->count_modes; modes++) {
if (main_monitor_connector->modes[modes].type & DRM_MODE_TYPE_PREFERRED) {
+ printf("Choosing display mode #%d\n", modes);
*mode_index = modes;
break;
}