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-rw-r--r--com32/elflink/modules/vesainfo.c90
1 files changed, 0 insertions, 90 deletions
diff --git a/com32/elflink/modules/vesainfo.c b/com32/elflink/modules/vesainfo.c
deleted file mode 100644
index 86a43657..00000000
--- a/com32/elflink/modules/vesainfo.c
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * vesainfo.c
- *
- * Dump information about what VESA graphics modes are supported.
- */
-
-#include <string.h>
-#include <stdio.h>
-#include <console.h>
-#include <com32.h>
-#include <inttypes.h>
-#include "../lib/sys/vesa/vesa.h"
-
-/* Wait for a keypress */
-static void wait_key(void)
-{
- char ch;
- while (fread(&ch, 1, 1, stdin) == 0) ;
-}
-
-static void print_modes(void)
-{
- static com32sys_t rm;
- struct vesa_general_info *gi;
- struct vesa_mode_info *mi;
- uint16_t mode, *mode_ptr;
- int lines;
-
- struct vesa_info *vesa;
-
- vesa = lmalloc(sizeof(*vesa));
- if (!vesa) {
- printf("vesainfo.c32: fail in lmalloc\n");
- return;
- }
- gi = &vesa->gi;
- mi = &vesa->mi;
-
- gi->signature = VBE2_MAGIC; /* Get VBE2 extended data */
- rm.eax.w[0] = 0x4F00; /* Get SVGA general information */
- rm.edi.w[0] = OFFS(gi);
- rm.es = SEG(gi);
- __intcall(0x10, &rm, &rm);
-
- if (rm.eax.w[0] != 0x004F) {
- printf("No VESA BIOS detected\n");
- goto exit;
- } else if (gi->signature != VESA_MAGIC) {
- printf("VESA information structure has bad magic, trying anyway...\n");
- }
-
- printf("VBE version %d.%d\n"
- "Mode attrib h_res v_res bpp layout rpos gpos bpos\n",
- (gi->version >> 8) & 0xff, gi->version & 0xff);
-
- lines = 1;
-
- mode_ptr = GET_PTR(gi->video_mode_ptr);
-
- while ((mode = *mode_ptr++) != 0xFFFF) {
- if (++lines >= 23) {
- wait_key();
- lines = 0;
- }
-
- rm.eax.w[0] = 0x4F01; /* Get SVGA mode information */
- rm.ecx.w[0] = mode;
- rm.edi.w[0] = OFFS(mi);
- rm.es = SEG(mi);
- __intcall(0x10, &rm, &rm);
-
- /* Must be a supported mode */
- if (rm.eax.w[0] != 0x004f)
- continue;
-
- printf("0x%04x 0x%04x %5u %5u %3u %6u %4u %4u %4u\n",
- mode, mi->mode_attr, mi->h_res, mi->v_res, mi->bpp,
- mi->memory_layout, mi->rpos, mi->gpos, mi->bpos);
- }
-
-exit:
- free(vesa);
- return;
-}
-
-int main(int argc, char **argv)
-{
- print_modes();
- return 0;
-}