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-rw-r--r--toolbox/rotatefb.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/toolbox/rotatefb.c b/toolbox/rotatefb.c
deleted file mode 100644
index 2ff4127..0000000
--- a/toolbox/rotatefb.c
+++ /dev/null
@@ -1,71 +0,0 @@
-#include <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <string.h>
-#include <termios.h>
-#include <unistd.h>
-#include <errno.h>
-#include <linux/fb.h>
-
-
-int rotatefb_main(int argc, char *argv[])
-{
- int c;
- char *fbdev = "/dev/graphics/fb0";
- int rotation = 0;
- int fd;
- int res;
- struct fb_var_screeninfo fbinfo;
-
- do {
- c = getopt(argc, argv, "d:");
- if (c == EOF)
- break;
- switch (c) {
- case 'd':
- fbdev = optarg;
- break;
- case '?':
- fprintf(stderr, "%s: invalid option -%c\n",
- argv[0], optopt);
- exit(1);
- }
- } while (1);
-
- if(optind + 1 != argc) {
- fprintf(stderr, "%s: specify rotation\n", argv[0]);
- exit(1);
- }
- rotation = atoi(argv[optind]);
-
- fd = open(fbdev, O_RDWR);
- if(fd < 0) {
- fprintf(stderr, "cannot open %s\n", fbdev);
- return 1;
- }
-
- res = ioctl(fd, FBIOGET_VSCREENINFO, &fbinfo);
- if(res < 0) {
- fprintf(stderr, "failed to get fbinfo: %s\n", strerror(errno));
- return 1;
- }
- if((fbinfo.rotate ^ rotation) & 1) {
- unsigned int xres = fbinfo.yres;
- fbinfo.yres = fbinfo.xres;
- fbinfo.xres = xres;
- fbinfo.xres_virtual = fbinfo.xres;
- fbinfo.yres_virtual = fbinfo.yres * 2;
- if(fbinfo.yoffset == xres)
- fbinfo.yoffset = fbinfo.yres;
- }
- fbinfo.rotate = rotation;
- res = ioctl(fd, FBIOPUT_VSCREENINFO, &fbinfo);
- if(res < 0) {
- fprintf(stderr, "failed to set fbinfo: %s\n", strerror(errno));
- return 1;
- }
-
- return 0;
-}