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-rw-r--r--sys/sys/fbio.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/sys/fbio.h b/sys/sys/fbio.h
index a88e305a4455..c47304ac9661 100644
--- a/sys/sys/fbio.h
+++ b/sys/sys/fbio.h
@@ -135,9 +135,10 @@ struct fb_info {
void *fb_priv; /* First argument for read/write. */
const char *fb_name;
uint32_t fb_flags;
+#define FB_FLAG_NOMMAP 1 /* mmap unsupported. */
+#define FB_FLAG_NOWRITE 2 /* disable writes for the time being */
int fb_stride;
int fb_bpp; /* bits per pixel */
-#define FB_FLAG_NOMMAP 1 /* mmap unsupported. */
uint32_t fb_cmap[16];
};