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authorGwenolé Beauchesne <gbeauchesne@mandriva.org>2004-08-25 05:49:03 +0000
committerGwenolé Beauchesne <gbeauchesne@mandriva.org>2004-08-25 05:49:03 +0000
commitb9e6ef4447684d5786c51ea7b447a6b874f67a9b (patch)
tree125e1eeb01eb19fea42476d4efc2425843781aec /tools/ddcprobe/ddcxinfos.c
parentcec9fd9a69aa91a6f3de3becfdfe7eb8eeff7e3a (diff)
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Extensive rewrite and cleanups to use the new int10 interface. Plus add
some 64-bit fixes and a last-resort means to get VBE/EDID information from special -BOOT kernel during early boot.
Diffstat (limited to 'tools/ddcprobe/ddcxinfos.c')
-rw-r--r--tools/ddcprobe/ddcxinfos.c59
1 files changed, 45 insertions, 14 deletions
diff --git a/tools/ddcprobe/ddcxinfos.c b/tools/ddcprobe/ddcxinfos.c
index 22ed653b8..93352d846 100644
--- a/tools/ddcprobe/ddcxinfos.c
+++ b/tools/ddcprobe/ddcxinfos.c
@@ -2,30 +2,54 @@
#include <stdlib.h>
#include <string.h>
#include <math.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <stdarg.h>
#include "vbe.h"
#include "vesamode.h"
+#include "int10/vbios.h"
#ident "$Id$"
#define SQR(x) ((x) * (x))
-int main(int argc, char **argv)
+void log_err(char *format, ...)
+{
+ va_list args;
+ va_start(args, format);
+ vfprintf(stderr, format, args);
+ va_end(args);
+}
+
+int main(void)
{
int i, j;
- u_int16_t *mode_list;
unsigned char hmin, hmax, vmin, vmax;
- struct vbe_info *vbe_info;
- struct vbe_edid1_info *edid;
+ struct vbe_info vbe_info_static;
+ struct vbe_info *vbe_info = &vbe_info_static;
+ struct vbe_edid1_info edid_static;
+ struct vbe_edid1_info *edid = &edid_static;
struct vbe_modeline *modelines;
-
+ int pci_config_type = 0;
- if ((vbe_info = vbe_get_vbe_info()) == NULL) return 1;
+ /* Determine PCI configuration type */
+ pci_config_type = 1;
- printf("%dKB of video ram\n", vbe_info->memory_size * 64);
+ /* Initialize Int10 */
+ if (InitInt10(pci_config_type)) return 1;
- /* List supported standard modes. */
- for (mode_list = vbe_info->mode_list.list; *mode_list != 0xffff; mode_list++)
+ /* Get VBE information */
+ if (vbe_get_vbe_info(vbe_info) == 0) {
+ FreeInt10();
+ return 1;
+ }
+ printf("%dKB of video ram\n", vbe_info->memory_size / 1024);
+
+ /* List supported standard modes */
+ for (j = 0; j < vbe_info->modes; j++)
for (i = 0; known_vesa_modes[i].x; i++)
- if (known_vesa_modes[i].number == *mode_list)
+ if (known_vesa_modes[i].number == vbe_info->mode_list[j])
printf("%d %d %d\n",
known_vesa_modes[i].colors,
known_vesa_modes[i].x,
@@ -33,7 +57,14 @@ int main(int argc, char **argv)
);
printf("\n");
- if ((edid = vbe_get_edid_info()) == NULL) return 0;
+ /* Get EDID information */
+ if (vbe_get_edid_info(edid) == 0) {
+ FreeInt10();
+ return 0;
+ }
+ FreeInt10();
+
+ if (edid->manufacturer_name.p == 0 || edid->product_code == 0) return 0;
if (edid->version == 255 && edid->revision == 255) return 0;
vbe_get_edid_ranges(edid, &hmin, &hmax, &vmin, &vmax);
@@ -48,9 +79,9 @@ int main(int argc, char **argv)
char manufacturer[4];
double size = sqrt(SQR(edid->max_size_horizontal) +
SQR(edid->max_size_vertical)) / 2.54;
- manufacturer[0] = edid->manufacturer_name.char1 + 'A' - 1;
- manufacturer[1] = edid->manufacturer_name.char2 + 'A' - 1;
- manufacturer[2] = edid->manufacturer_name.char3 + 'A' - 1;
+ manufacturer[0] = edid->manufacturer_name.u.char1 + 'A' - 1;
+ manufacturer[1] = edid->manufacturer_name.u.char2 + 'A' - 1;
+ manufacturer[2] = edid->manufacturer_name.u.char3 + 'A' - 1;
manufacturer[3] = '\0';
printf(size ? "%3.2f inches monitor (truly %3.2f') EISA ID=%s%04x\n" : "\n", size * 1.08, size, manufacturer, edid->product_code);
}