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IBM360: Fixed issue with TIO on busy device.

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This commit is contained in:
Richard Cornwell 2022-07-06 21:52:42 -04:00
parent 8bbe7f0f80
commit 4db7958bee
1 changed files with 7 additions and 1 deletions
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8
IBM360/ibm360_chan.c
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@ -55,7 +55,7 @@
#define STATUS_CHECK 0x0200 /* Unit check */
#define STATUS_EXPT 0x0100 /* Unit excpetion */
#define STATUS_PCI 0x0080 /* Program interupt */
#define STATUS_LENGTH 0x0040 /* Incorrect lenght */
#define STATUS_LENGTH 0x0040 /* Incorrect length */
#define STATUS_PCHK 0x0020 /* Program check */
#define STATUS_PROT 0x0010 /* Protection check */
#define STATUS_CDATA 0x0008 /* Channel data check */
@ -1027,6 +1027,12 @@ int testio(uint16 addr) {
return 1;
}
if (status & STATUS_BUSY) { /* Device busy */
sim_debug(DEBUG_CMD, &cpu_dev, "TIO %03x %03x %02x %x %x cc=2\n", addr,
chan->daddr, chan->ccw_cmd, chan->ccw_flags, status);
return 2;
}
/* Everything ok, return cc=0 */
sim_debug(DEBUG_CMD, &cpu_dev, "TIO %03x %03x %02x %x cc=0\n", addr,
chan->daddr, chan->ccw_cmd, chan->ccw_flags);