generate read error if no image (win XP install boot)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@548 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-01-18 21:37:47 +00:00
parent c8135d9af6
commit 69e5bc9068

View file

@ -788,8 +788,12 @@ static int fdctrl_transfer_handler (uint32_t addr, int size, int *irq)
}
if (fdctrl.data_dir != FD_DIR_WRITE) {
/* READ & SCAN commands */
if (cur_drv->bs == NULL ||
bdrv_read(cur_drv->bs, fd_sector(cur_drv), orig, 1) < 0) {
if (cur_drv->bs == NULL) {
fdctrl_stop_transfer(0x40, 0x00, 0x00);
goto transfer_error;
}
if (bdrv_read(cur_drv->bs, fd_sector(cur_drv), orig, 1) < 0) {
FLOPPY_DPRINTF("Floppy: error getting sector %d\n",
fd_sector(cur_drv));
/* Sure, image size is too small... */