fixed div/0

[dosdemo] / src / dos / vbe.c

diff --git a/src/dos/vbe.c b/src/dos/vbe.c
index f4fabdf..fd894fe 100644 (file)
--- a/src/dos/vbe.c
+++ b/src/dos/vbe.c
@@ -222,6 +222,8 @@ int vbe_setmode(uint16_t mode)
        if((regs.eax & 0xffff) != 0x4f) {
                return -1;
        }
+
+       cur_pitch = vbe_getpitch();
        return 0;
 }
 
@@ -250,6 +252,8 @@ int vbe_setmode_crtc(uint16_t mode, struct vbe_crtc_info *crtc)
        if((regs.eax & 0xffff) != 0x4f) {
                return -1;
        }
+
+       cur_pitch = vbe_getpitch();
        return 0;
 }
 
@@ -378,6 +382,7 @@ int vbe_setscanlen(int len_pix)
                return -1;
        }
 
+       cur_pitch = vbe_getpitch();
        return regs.ecx;
 }
 
@@ -432,8 +437,8 @@ enum {
        SDISP_GET                       = 0x01,
        SDISP_ALTSET            = 0x02,
        SDISP_SET_STEREO        = 0x03,
-       SDISP_GETSCHED  = 0x04,
-       SDISP_STEREO_ON = 0x05,
+       SDISP_GETSCHED          = 0x04,
+       SDISP_STEREO_ON         = 0x05,
        SDISP_STEREO_OFF        = 0x06,
        SDISP_SET_VBLANK        = 0x80,
        SDISP_ALTSET_VBLANK     = 0x82,