diff options
Diffstat (limited to 'tools/ddcprobe/of.c')
-rw-r--r-- | tools/ddcprobe/of.c | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/tools/ddcprobe/of.c b/tools/ddcprobe/of.c deleted file mode 100644 index f8fdc30dd..000000000 --- a/tools/ddcprobe/of.c +++ /dev/null @@ -1,148 +0,0 @@ -#ifdef __powerpc__ - -#include <sys/types.h> -#include <sys/mman.h> -#include <netinet/in.h> -#include <stdlib.h> -#include <string.h> -#include <stdio.h> -#include <assert.h> -#include <limits.h> -#include <ctype.h> -#include <fcntl.h> -#include <sys/ioctl.h> -#include <linux/fb.h> -#include "vbe.h" -#include "minifind.h" - -/* misnomer */ -int vbe_get_vbe_info(struct vbe_info *ret) -{ - struct fb_fix_screeninfo fix; - unsigned char *mem; - int rc = 0; - int fd = -1; - int i; - - if (ret == NULL) - return 0; - - - if (!rc && !(fd = open("/dev/fb0", O_RDONLY))) - { - rc = 1; - fprintf(stderr, "Unable to open /dev/fb0. Exiting.\n"); - } - - if ((!rc) && (ioctl(fd, FBIOGET_FSCREENINFO, &fix))) - { - rc = 1; - fprintf(stderr, "Framebuffer ioctl failed. Exiting.\n"); - } - - if (fd > 0) - close(fd); - - if (!rc) - { - // Note: if OFfb, vram info is unreliable! - if (strcmp(fix.id, "OFfb")) - { - mem = strdup(fix.id); - while(((i = strlen(mem)) > 0) && isspace(mem[i - 1])) { - mem[i - 1] = '\0'; - } - ret->oem_name = strdup(mem); - ret->product_name = NULL; - ret->vendor_name = NULL; - ret->product_revision = NULL; - ret->memory_size = fix.smem_len; - } - } - - return !rc; -} - -int get_edid_supported() -{ - int ret = 0; - struct findNode *list; - struct pathNode *n; - - list = (struct findNode *) malloc(sizeof(struct findNode)); - list->result = (struct pathNode *) malloc(sizeof(struct pathNode)); - list->result->path = NULL; - list->result->next = list->result; - - minifind("/proc/device-tree", "EDID", list); - - /* Supported */ - for (n = list->result->next; n != list->result; n = n->next) - ret = 1; - - /* Clean up and return. */ - return ret; -} - -/* Get EDID info. */ -int vbe_get_edid_info(struct vbe_edid1_info * ret) -{ - unsigned char *mem; - struct pathNode *n; - struct findNode *list; - u_int16_t man; - unsigned char edid[0x80]; - FILE* edid_file = NULL; - char *path = NULL; - - if (ret == NULL) - return 0; - - list = (struct findNode *) malloc(sizeof(struct findNode)); - list->result = (struct pathNode *) malloc(sizeof(struct pathNode)); - list->result->path = NULL; - list->result->next = list->result; - - minifind("/proc/device-tree", "EDID", list); - - for (n = list->result->next; n != list->result; n = n->next) - { - path = n->path; - break; - } - - if (path) - edid_file = fopen(path, "rb" ); - - - if (!edid_file) - return 0; - - if (fread(edid, sizeof(unsigned char), 0x80, edid_file) != 0x80) - return 0; - - fclose(edid_file); - - mem = malloc(sizeof(struct vbe_edid1_info)); - if(mem == NULL) { - return 0; - } - - memcpy(mem, edid, 0x80); - - - /* Copy the buffer for return. */ - memcpy(ret, mem, sizeof(struct vbe_edid1_info)); - - memcpy(&man, &ret->manufacturer_name, 2); - man = ntohs(man); - memcpy(&ret->manufacturer_name, &man, 2); - - /* byteswap to match the contents of MonitorsDB */ - ret->product_code = ((ret->product_code >> 8) & 0xff) | ((ret->product_code & 0xff) << 8); - - free(mem); - return 1; -} - -#endif /* __powerpc__ */ |