static int VMNET_Init(DEVBLK *dev, int argc, char *argv[])
{
U16 xdevnum; /* Pair device devnum */
DEVBLK *xdev; /* Pair device */
int rc;
U16 lcss;
dev->devtype = 0x3088;
dev->excps = 0;
/* parameters for network CTC are:
* devnum of the other CTC device of the pair
* ipaddress
* vmnet command line
*
* CTC adapters are used in pairs, one for READ, one for WRITE.
* The vmnet is only initialised when both are initialised.
*/
if (argc < 3) {
WRMSG(HHC00915, "E", SSID_TO_LCSS(dev->ssid), dev->devnum);
return -1;
}
rc=parse_single_devnum(argv[0],&lcss,&xdevnum);
if (rc<0)
{
WRMSG(HHC00916, "E", SSID_TO_LCSS(dev->ssid), dev->devnum, "device number", argv[0]);
return -1;
}
xdev = find_device_by_devnum(lcss,xdevnum);
if (xdev != NULL) {
if (start_vmnet(dev, xdev, argc - 1, &argv[1]))
return -1;
}
strlcpy(dev->filename, "vmnet", sizeof(dev->filename) );
/* Set the control unit type */
/* Linux/390 currently only supports 3088 model 2 CTCA and ESCON */
dev->ctctype = CTC_VMNET;
SetSIDInfo( dev, 0x3088, 0x08, 0x3088, 0x01 );
/* Initialize the device dependent fields */
dev->ctcpos = 0;
dev->ctcrem = 0;
/* Set length of buffer */
/* This size guarantees we can write a full iobuf of 65536
* as a SLIP packet in a single write. Probably overkill... */
dev->bufsize = 65536 * 2 + 1;
return 0;
}
/*-------------------------------------------------------------------*/
int ARCH_DEP(load_ipl) (U16 lcss, U16 devnum, int cpu, int clear)
{
REGS *regs; /* -> Regs */
DEVBLK *dev; /* -> Device control block */
int i; /* Array subscript */
BYTE unitstat; /* IPL device unit status */
BYTE chanstat; /* IPL device channel status */
int rc;
/* Get started */
if ((rc = ARCH_DEP(common_load_begin) (cpu, clear)) )
return rc;
/* Ensure CPU is online */
if (!IS_CPU_ONLINE(cpu))
{
char buf[80];
MSGBUF(buf, "CP%02.2X Offline", devnum);
WRMSG (HHC00810, "E", PTYPSTR(sysblk.pcpu), sysblk.pcpu, buf);
return -1;
}
/* The actual IPL proper starts here... */
regs = sysblk.regs[cpu]; /* Point to IPL CPU's registers */
/* Point to the device block for the IPL device */
dev = find_device_by_devnum (lcss,devnum);
if (dev == NULL)
{
char buf[80];
MSGBUF(buf, "device %4.4X not found", devnum);
WRMSG (HHC00810, "E", PTYPSTR(sysblk.pcpu), sysblk.pcpu, buf);
HDC1(debug_cpu_state, regs);
return -1;
}
if(sysblk.haveiplparm)
{
for(i=0;i<16;i++)
{
regs->GR_L(i)=fetch_fw(&sysblk.iplparmstring[i*4]);
}
sysblk.haveiplparm=0;
}
/* Set Main Storage Reference and Update bits */
STORAGE_KEY(regs->PX, regs) |= (STORKEY_REF | STORKEY_CHANGE);
sysblk.main_clear = sysblk.xpnd_clear = 0;
/* Build the IPL CCW at location 0 */
regs->psa->iplpsw[0] = 0x02; /* CCW command = Read */
regs->psa->iplpsw[1] = 0; /* Data address = zero */
regs->psa->iplpsw[2] = 0;
regs->psa->iplpsw[3] = 0;
regs->psa->iplpsw[4] = CCW_FLAGS_CC | CCW_FLAGS_SLI;
/* CCW flags */
regs->psa->iplpsw[5] = 0; /* Reserved byte */
regs->psa->iplpsw[6] = 0; /* Byte count = 24 */
regs->psa->iplpsw[7] = 24;
/* Enable the subchannel for the IPL device */
dev->pmcw.flag5 |= PMCW5_E;
/* Build the operation request block */ /*@IWZ*/
memset (&dev->orb, 0, sizeof(ORB)); /*@IWZ*/
dev->busy = 1;
RELEASE_INTLOCK(NULL);
/* Execute the IPL channel program */
ARCH_DEP(execute_ccw_chain) (dev);
OBTAIN_INTLOCK(NULL);
/* Clear the interrupt pending and device busy conditions */
obtain_lock (&sysblk.iointqlk);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->ioint);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->pciioint);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->attnioint);
release_lock(&sysblk.iointqlk);
dev->busy = 0;
dev->scsw.flag2 = 0;
dev->scsw.flag3 = 0;
/* Check that load completed normally */
unitstat = dev->scsw.unitstat;
chanstat = dev->scsw.chanstat;
if (unitstat != (CSW_CE | CSW_DE) || chanstat != 0)
{
char buf[80];
char buf2[16];
memset(buf,0,sizeof(buf));
for (i=0; i < (int)dev->numsense; i++)
{
MSGBUF(buf2, "%2.2X", dev->sense[i]);
strlcat(buf, buf2, sizeof(buf) );
if ((i & 3) == 3) strlcat(buf, " ", sizeof(buf));
}
{
char buffer[256];
MSGBUF(buffer, "architecture mode %s, csw status %2.2X%2.2X, sense %s",
get_arch_mode_string((REGS *)0),
unitstat, chanstat, buf);
WRMSG (HHC00828, "E", PTYPSTR(sysblk.pcpu), sysblk.pcpu, buffer);
}
HDC1(debug_cpu_state, regs);
return -1;
}
#ifdef FEATURE_S370_CHANNEL
/* Test the EC mode bit in the IPL PSW */
if (regs->psa->iplpsw[1] & 0x08) {
/* In EC mode, store device address at locations 184-187 */
STORE_FW(regs->psa->ioid, dev->devnum);
} else {
/* In BC mode, store device address at locations 2-3 */
STORE_HW(regs->psa->iplpsw + 2, dev->devnum);
}
#endif /*FEATURE_S370_CHANNEL*/
#ifdef FEATURE_CHANNEL_SUBSYSTEM
/* Set LPUM */
dev->pmcw.lpum = 0x80;
STORE_FW(regs->psa->ioid, (dev->ssid<<16)|dev->subchan);
/* Store zeroes at locations 188-191 */
memset (regs->psa->ioparm, 0, 4);
#endif /*FEATURE_CHANNEL_SUBSYSTEM*/
/* Save IPL device number, cpu number and lcss */
sysblk.ipldev = devnum;
sysblk.iplcpu = regs->cpuad;
sysblk.ipllcss = lcss;
sysblk.ipled = TRUE;
/* Finish up... */
return ARCH_DEP(common_load_finish) (regs);
} /* end function load_ipl */
int resume_cmd(int argc, char *argv[],char *cmdline)
{
char *fn = SR_DEFAULT_FILENAME;
SR_FILE *file;
U32 key = 0, len = 0;
U64 mainsize = 0;
U64 xpndsize = 0;
CPU_BITMAP started_mask = 0;
int i, rc = -1;
REGS *regs = NULL;
U16 devnum=0;
U16 lcss=0;
U16 hw;
int devargc=0;
char *devargv[16];
int devargx=0;
DEVBLK *dev = NULL;
IOINT *ioq = NULL;
char buf[SR_MAX_STRING_LENGTH+1];
char zeros[16];
S64 dreg;
UNREFERENCED(cmdline);
if (argc > 2)
{
// "SR: too many arguments"
WRMSG(HHC02000, "E");
return -1;
}
if (argc == 2)
fn = argv[1];
memset (zeros, 0, sizeof(zeros));
TRACE("SR: Begin Resume Processing...\n");
/* Make sure all CPUs are deconfigured or stopped */
TRACE("SR: Waiting for CPUs to stop...\n");
OBTAIN_INTLOCK(NULL);
for (i = 0; i < sysblk.maxcpu; i++)
if (IS_CPU_ONLINE(i)
&& CPUSTATE_STOPPED != sysblk.regs[i]->cpustate)
{
RELEASE_INTLOCK(NULL);
// "SR: all processors must be stopped to resume"
WRMSG(HHC02005, "E");
return -1;
}
RELEASE_INTLOCK(NULL);
file = SR_OPEN (fn, "rb");
if (file == NULL)
{
// "SR: error in function '%s': '%s'"
WRMSG(HHC02001, "E", "open()",strerror(errno));
return -1;
}
/* First key must be SR_HDR_ID and string must match SR_ID */
TRACE("SR: Reading File Header...\n");
SR_READ_HDR(file, key, len);
if (key == SR_HDR_ID) SR_READ_STRING(file, buf, len);
if (key != SR_HDR_ID || strcmp(buf, SR_ID))
{
// "SR: file identifier error"
WRMSG(HHC02006, "E");
goto sr_error_exit;
}
/* Deconfigure all CPUs */
TRACE("SR: Deconfiguring all CPUs...\n");
OBTAIN_INTLOCK(NULL);
for (i = 0; i < sysblk.maxcpu; i++)
if (IS_CPU_ONLINE(i))
deconfigure_cpu(i);
RELEASE_INTLOCK(NULL);
TRACE("SR: Processing Resume File...\n");
while (key != SR_EOF)
{
SR_READ_HDR(file, key, len);
switch (key) {
case SR_HDR_DATE:
SR_READ_STRING(file, buf, len);
if (len >= 2)
{
len -= 2;
while (len > 0 && isspace(buf[len]))
--len;
buf[len+1]=0;
}
// "SR: resuming suspended file created on '%s'"
WRMSG(HHC02007, "I", buf);
break;
case SR_SYS_STARTED_MASK:
SR_READ_VALUE(file, len, &started_mask, sizeof(started_mask));
break;
case SR_SYS_ARCH_NAME:
SR_READ_STRING(file, buf, len);
i = -1;
#if defined (_370)
if (strcasecmp (buf, arch_name[ARCH_370]) == 0)
{
i = ARCH_370;
}
#endif
#if defined (_390)
if (strcasecmp (buf, arch_name[ARCH_390]) == 0)
{
i = ARCH_390;
}
#endif
#if defined (_900)
if (0
|| strcasecmp (buf, arch_name[ARCH_900]) == 0
|| strcasecmp (buf, "ESAME") == 0
)
{
i = ARCH_900;
}
#endif
if (i < 0)
{
// "SR: archmode '%s' not supported"
WRMSG(HHC02008, "E", buf);
goto sr_error_exit;
}
sysblk.arch_mode = i;
sysblk.pcpu = 0;
sysblk.dummyregs.arch_mode = sysblk.arch_mode;
#if defined(OPTION_FISHIO)
ios_arch_mode = sysblk.arch_mode;
#endif
break;
case SR_SYS_MAINSIZE:
SR_READ_VALUE(file, len, &mainsize, sizeof(mainsize));
if (mainsize > sysblk.mainsize)
{
char buf1[20];
char buf2[20];
MSGBUF(buf1, "%dM", (U32)(mainsize / (1024*1024)));
MSGBUF(buf2, "%dM", (U32)(sysblk.mainsize / (1024*1024)));
// "SR: mismatch in '%s': '%s' found, '%s' expected"
WRMSG(HHC02009, "E", "mainsize", buf1, buf2);
goto sr_error_exit;
}
break;
case SR_SYS_MAINSTOR:
TRACE("SR: Restoring MAINSTOR...\n");
SR_READ_BUF(file, sysblk.mainstor, mainsize);
break;
case SR_SYS_SKEYSIZE:
SR_READ_VALUE(file, len, &len, sizeof(len));
if (len > (U32)(sysblk.mainsize/STORAGE_KEY_UNITSIZE))
{
char buf1[20];
char buf2[20];
MSGBUF(buf1, "%d", len);
MSGBUF(buf2, "%d", (U32)(sysblk.mainsize/STORAGE_KEY_UNITSIZE));
// "SR: mismatch in '%s': '%s' found, '%s' expected"
WRMSG(HHC02009, "E", "storkey size", buf1, buf2);
goto sr_error_exit;
}
break;
case SR_SYS_STORKEYS:
TRACE("SR: Restoring Storage Keys...\n");
SR_READ_BUF(file, sysblk.storkeys, len);
break;
case SR_SYS_XPNDSIZE:
SR_READ_VALUE(file, len, &xpndsize, sizeof(xpndsize));
if (xpndsize > sysblk.xpndsize)
{
char buf1[20];
char buf2[20];
MSGBUF(buf1, "%dM", (U32)(xpndsize / (256)));
MSGBUF(buf2, "%dM", sysblk.xpndsize / (256));
// "SR: mismatch in '%s': '%s' found, '%s' expected"
WRMSG(HHC02009, "E", "expand size", buf1, buf2);
goto sr_error_exit;
}
break;
case SR_SYS_XPNDSTOR:
TRACE("SR: Restoring Expanded Storage...\n");
SR_READ_BUF(file, sysblk.xpndstor, xpndsize * 4096);
break;
case SR_SYS_IPLDEV:
SR_READ_VALUE(file, len, &sysblk.ipldev, sizeof(sysblk.ipldev));
break;
case SR_SYS_IPLCPU:
SR_READ_VALUE(file, len, &sysblk.iplcpu, sizeof(sysblk.iplcpu));
break;
case SR_SYS_MBO:
SR_READ_VALUE(file, len, &sysblk.mbo, sizeof(sysblk.mbo));
break;
case SR_SYS_MBK:
SR_READ_VALUE(file, len, &sysblk.mbk, sizeof(sysblk.mbk));
break;
case SR_SYS_MBM:
SR_READ_VALUE(file, len, &sysblk.mbm, sizeof(sysblk.mbm));
break;
case SR_SYS_MBD:
SR_READ_VALUE(file, len, &sysblk.mbd, sizeof(sysblk.mbd));
break;
case SR_SYS_IOPENDING_LCSS:
SR_READ_VALUE(file,len,&lcss,sizeof(lcss));
break;
case SR_SYS_IOPENDING:
SR_READ_VALUE(file, len, &hw, sizeof(hw));
dev = find_device_by_devnum(lcss,hw);
if (dev == NULL) break;
if (ioq == NULL)
sysblk.iointq = &dev->ioint;
else
ioq->next = &dev->ioint;
ioq = &dev->ioint;
dev = NULL;
lcss = 0;
break;
case SR_SYS_PCIPENDING_LCSS:
SR_READ_VALUE(file,len,&lcss,sizeof(lcss));
break;
case SR_SYS_PCIPENDING:
SR_READ_VALUE(file, len, &hw, sizeof(hw));
dev = find_device_by_devnum(lcss,hw);
if (dev == NULL) break;
if (ioq == NULL)
sysblk.iointq = &dev->pciioint;
else
ioq->next = &dev->pciioint;
ioq = &dev->pciioint;
dev = NULL;
lcss = 0;
break;
case SR_SYS_ATTNPENDING_LCSS:
SR_READ_VALUE(file,len,&lcss,sizeof(lcss));
break;
case SR_SYS_ATTNPENDING:
SR_READ_VALUE(file, len, &hw, sizeof(hw));
dev = find_device_by_devnum(lcss,hw);
if (dev == NULL) break;
if (ioq == NULL)
sysblk.iointq = &dev->attnioint;
else
ioq->next = &dev->attnioint;
ioq = &dev->attnioint;
dev = NULL;
lcss = 0;
break;
case SR_SYS_CHP_RESET_0:
case SR_SYS_CHP_RESET_1:
case SR_SYS_CHP_RESET_2:
case SR_SYS_CHP_RESET_3:
case SR_SYS_CHP_RESET_4:
case SR_SYS_CHP_RESET_5:
case SR_SYS_CHP_RESET_6:
case SR_SYS_CHP_RESET_7:
i = key - SR_SYS_CHP_RESET;
SR_READ_VALUE(file, len, &sysblk.chp_reset[i], sizeof(sysblk.chp_reset[0]));
break;
case SR_SYS_SERVPARM:
SR_READ_VALUE(file, len, &sysblk.servparm, sizeof(sysblk.servparm));
break;
case SR_SYS_SIGINTREQ:
SR_READ_VALUE(file, len, &rc, sizeof(rc));
sysblk.sigintreq = rc;
break;
case SR_SYS_LOADPARM:
SR_READ_STRING(file, buf, len);
set_loadparm ((char *)buf);
break;
case SR_SYS_SERVC:
TRACE("SR: Restoring Service Console State...\n");
rc = servc_hresume(file);
if (rc < 0) goto sr_error_exit;
break;
case SR_SYS_CLOCK:
TRACE("SR: Restoring Clock State...\n");
rc = clock_hresume(file);
if (rc < 0) goto sr_error_exit;
break;
case SR_CPU:
SR_READ_VALUE(file, len, &i, sizeof(i));
TRACE("SR: Restoring CPU %d Data...\n", i);
if (i >= sysblk.maxcpu)
{
// "SR: processor CP%02X exceeds max allowed CP%02X"
WRMSG(HHC02010, "E", i, sysblk.maxcpu-1);
goto sr_error_exit;
}
OBTAIN_INTLOCK(NULL);
if (IS_CPU_ONLINE(i))
{
RELEASE_INTLOCK(NULL);
// "SR: processor %s%02X already configured"
WRMSG(HHC02011, "E", PTYPSTR(i), i);
goto sr_error_exit;
}
rc = configure_cpu(i);
RELEASE_INTLOCK(NULL);
if (rc < 0)
{
// "SR: processor %s%02X unable to configure online"
WRMSG(HHC02012, "E", PTYPSTR(i), i);
goto sr_error_exit;
}
regs = sysblk.regs[i];
break;
case SR_CPU_PX:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->px, sizeof(regs->px));
break;
case SR_CPU_PSW:
SR_NULL_REGS_CHECK(regs);
if (len != 8 && len != 16)
{
// "SR: processor %s%02X invalid psw length %d"
WRMSG(HHC02013, "E", PTYPSTR(regs->cpuad), regs->cpuad, len);
goto sr_error_exit;
}
memset(buf, 0, 16);
SR_READ_BUF(file, buf, len);
switch (regs->arch_mode) {
#if defined (_370)
case ARCH_370:
len = 8;
rc = s370_load_psw(regs, (BYTE *)&buf);
break;
#endif
#if defined (_390)
case ARCH_390:
len = 8;
rc = s390_load_psw(regs, (BYTE *)&buf);
break;
#endif
#if defined (_900)
case ARCH_900:
len = 16;
rc = z900_load_psw(regs, (BYTE *)&buf);
break;
#endif
} /* switch (regs->arch_mode) */
if (rc != 0 && memcmp(buf, zeros, len))
{
// "SR: processor %s%02X error loading psw, rc %d"
WRMSG(HHC02014, "E", PTYPSTR(regs->cpuad), regs->cpuad, rc);
goto sr_error_exit;
}
break;
case SR_CPU_GR_0:
case SR_CPU_GR_1:
case SR_CPU_GR_2:
case SR_CPU_GR_3:
case SR_CPU_GR_4:
case SR_CPU_GR_5:
case SR_CPU_GR_6:
case SR_CPU_GR_7:
case SR_CPU_GR_8:
case SR_CPU_GR_9:
case SR_CPU_GR_10:
case SR_CPU_GR_11:
case SR_CPU_GR_12:
case SR_CPU_GR_13:
case SR_CPU_GR_14:
case SR_CPU_GR_15:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_GR;
SR_READ_VALUE(file, len, ®s->gr[i], sizeof(regs->gr[0]));
break;
case SR_CPU_CR_0:
case SR_CPU_CR_1:
case SR_CPU_CR_2:
case SR_CPU_CR_3:
case SR_CPU_CR_4:
case SR_CPU_CR_5:
case SR_CPU_CR_6:
case SR_CPU_CR_7:
case SR_CPU_CR_8:
case SR_CPU_CR_9:
case SR_CPU_CR_10:
case SR_CPU_CR_11:
case SR_CPU_CR_12:
case SR_CPU_CR_13:
case SR_CPU_CR_14:
case SR_CPU_CR_15:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_CR;
SR_READ_VALUE(file, len, ®s->CR(i), sizeof(regs->CR(0)));
break;
case SR_CPU_AR_0:
case SR_CPU_AR_1:
case SR_CPU_AR_2:
case SR_CPU_AR_3:
case SR_CPU_AR_4:
case SR_CPU_AR_5:
case SR_CPU_AR_6:
case SR_CPU_AR_7:
case SR_CPU_AR_8:
case SR_CPU_AR_9:
case SR_CPU_AR_10:
case SR_CPU_AR_11:
case SR_CPU_AR_12:
case SR_CPU_AR_13:
case SR_CPU_AR_14:
case SR_CPU_AR_15:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_AR;
SR_READ_VALUE(file, len, ®s->ar[i], sizeof(regs->ar[0]));
break;
case SR_CPU_FPR_0:
case SR_CPU_FPR_1:
case SR_CPU_FPR_2:
case SR_CPU_FPR_3:
case SR_CPU_FPR_4:
case SR_CPU_FPR_5:
case SR_CPU_FPR_6:
case SR_CPU_FPR_7:
case SR_CPU_FPR_8:
case SR_CPU_FPR_9:
case SR_CPU_FPR_10:
case SR_CPU_FPR_11:
case SR_CPU_FPR_12:
case SR_CPU_FPR_13:
case SR_CPU_FPR_14:
case SR_CPU_FPR_15:
case SR_CPU_FPR_16:
case SR_CPU_FPR_17:
case SR_CPU_FPR_18:
case SR_CPU_FPR_19:
case SR_CPU_FPR_20:
case SR_CPU_FPR_21:
case SR_CPU_FPR_22:
case SR_CPU_FPR_23:
case SR_CPU_FPR_24:
case SR_CPU_FPR_25:
case SR_CPU_FPR_26:
case SR_CPU_FPR_27:
case SR_CPU_FPR_28:
case SR_CPU_FPR_29:
case SR_CPU_FPR_30:
case SR_CPU_FPR_31:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_FPR;
SR_READ_VALUE(file, len, ®s->fpr[i], sizeof(regs->fpr[0]));
break;
case SR_CPU_FPC:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->fpc, sizeof(regs->fpc));
break;
case SR_CPU_DXC:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->dxc, sizeof(regs->dxc));
break;
case SR_CPU_MC:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->mc, sizeof(regs->mc));
break;
case SR_CPU_EA:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->ea, sizeof(regs->ea));
break;
case SR_CPU_PTIMER:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &dreg, sizeof(S64));
set_cpu_timer(regs, dreg);
break;
case SR_CPU_CLKC:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->clkc, sizeof(regs->clkc));
break;
case SR_CPU_CHANSET:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->chanset, sizeof(regs->chanset));
break;
case SR_CPU_TODPR:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->todpr, sizeof(regs->todpr));
break;
case SR_CPU_MONCLASS:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->monclass, sizeof(regs->monclass));
break;
case SR_CPU_EXCARID:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->excarid, sizeof(regs->excarid));
break;
case SR_CPU_BEAR:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->bear, sizeof(regs->bear));
break;
case SR_CPU_OPNDRID:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->opndrid, sizeof(regs->opndrid));
break;
case SR_CPU_CHECKSTOP:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->checkstop = rc;
break;
case SR_CPU_HOSTINT:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->hostint = rc;
break;
case SR_CPU_LOADSTATE:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->loadstate = rc;
break;
case SR_CPU_INVALIDATE:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->invalidate = rc;
break;
case SR_CPU_SIGPRESET:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->sigpreset = rc;
break;
case SR_CPU_SIGPIRESET:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
regs->sigpireset = rc;
break;
case SR_CPU_INTS_STATE:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->ints_state, sizeof(regs->ints_state));
/* Force CPU to examine the interrupt state */
ON_IC_INTERRUPT(regs);
break;
case SR_CPU_INTS_MASK:
SR_NULL_REGS_CHECK(regs);
SR_READ_VALUE(file, len, ®s->ints_mask, sizeof(regs->ints_mask));
break;
case SR_CPU_MALFCPU_0:
case SR_CPU_MALFCPU_1:
case SR_CPU_MALFCPU_2:
case SR_CPU_MALFCPU_3:
case SR_CPU_MALFCPU_4:
case SR_CPU_MALFCPU_5:
case SR_CPU_MALFCPU_6:
case SR_CPU_MALFCPU_7:
case SR_CPU_MALFCPU_8:
case SR_CPU_MALFCPU_9:
case SR_CPU_MALFCPU_10:
case SR_CPU_MALFCPU_11:
case SR_CPU_MALFCPU_12:
case SR_CPU_MALFCPU_13:
case SR_CPU_MALFCPU_14:
case SR_CPU_MALFCPU_15:
case SR_CPU_MALFCPU_16:
case SR_CPU_MALFCPU_17:
case SR_CPU_MALFCPU_18:
case SR_CPU_MALFCPU_19:
case SR_CPU_MALFCPU_20:
case SR_CPU_MALFCPU_21:
case SR_CPU_MALFCPU_22:
case SR_CPU_MALFCPU_23:
case SR_CPU_MALFCPU_24:
case SR_CPU_MALFCPU_25:
case SR_CPU_MALFCPU_26:
case SR_CPU_MALFCPU_27:
case SR_CPU_MALFCPU_28:
case SR_CPU_MALFCPU_29:
case SR_CPU_MALFCPU_30:
case SR_CPU_MALFCPU_31:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_MALFCPU;
if (i < sysblk.maxcpu)
SR_READ_VALUE(file, len, ®s->malfcpu[i], sizeof(regs->malfcpu[0]));
break;
case SR_CPU_EMERCPU_0:
case SR_CPU_EMERCPU_1:
case SR_CPU_EMERCPU_2:
case SR_CPU_EMERCPU_3:
case SR_CPU_EMERCPU_4:
case SR_CPU_EMERCPU_5:
case SR_CPU_EMERCPU_6:
case SR_CPU_EMERCPU_7:
case SR_CPU_EMERCPU_8:
case SR_CPU_EMERCPU_9:
case SR_CPU_EMERCPU_10:
case SR_CPU_EMERCPU_11:
case SR_CPU_EMERCPU_12:
case SR_CPU_EMERCPU_13:
case SR_CPU_EMERCPU_14:
case SR_CPU_EMERCPU_15:
case SR_CPU_EMERCPU_16:
case SR_CPU_EMERCPU_17:
case SR_CPU_EMERCPU_18:
case SR_CPU_EMERCPU_19:
case SR_CPU_EMERCPU_20:
case SR_CPU_EMERCPU_21:
case SR_CPU_EMERCPU_22:
case SR_CPU_EMERCPU_23:
case SR_CPU_EMERCPU_24:
case SR_CPU_EMERCPU_25:
case SR_CPU_EMERCPU_26:
case SR_CPU_EMERCPU_27:
case SR_CPU_EMERCPU_28:
case SR_CPU_EMERCPU_29:
case SR_CPU_EMERCPU_30:
case SR_CPU_EMERCPU_31:
SR_NULL_REGS_CHECK(regs);
i = key - SR_CPU_EMERCPU;
if (i < sysblk.maxcpu)
SR_READ_VALUE(file, len, ®s->emercpu[i], sizeof(regs->emercpu[0]));
break;
case SR_DEV:
SR_READ_VALUE(file, len, &devnum, sizeof(devnum));
TRACE("SR: Restoring Device %4.4X...\n", devnum);
lcss=0;
break;
case SR_DEV_LCSS:
SR_READ_VALUE(file, len, &lcss, sizeof(U16));
break;
case SR_DEV_ARGC:
SR_READ_VALUE(file, len, &devargc, sizeof(devargc));
if (devargc > 16) devargc = 16;
for (i = 0; i < devargc; i++) devargv[i] = NULL;
devargx = 0;
break;
case SR_DEV_ARGV:
SR_READ_STRING(file, buf, len);
if (devargx < devargc) devargv[devargx++] = strdup(buf);
break;
case SR_DEV_TYPNAME:
SR_READ_STRING(file, buf, len);
dev = find_device_by_devnum(lcss,devnum);
if (dev == NULL)
{
if (attach_device (lcss, devnum, buf, devargc, devargv))
{
// "SR: %04X: device initialization failed"
WRMSG(HHC02015, "E", devnum);
}
}
else if (strcmp(dev->typname, buf))
{
// "SR: %04X: device type mismatch; '%s' found, '%s' expected"
WRMSG(HHC02016, "W", devnum, buf, dev->typname);
dev = NULL;
}
for (i = 0; i < devargx; i++)
{
if (devargv[i]) free(devargv[i]);
devargv[i] = NULL;
}
devnum = devargc = devargx = 0;
break;
case SR_DEV_ORB:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(ORB))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "ORB", len, (int)sizeof(ORB));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->orb, len);
break;
case SR_DEV_PMCW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(PMCW))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "PMCW", len, (int)sizeof(PMCW));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->pmcw, len);
break;
case SR_DEV_SCSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(SCSW))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "SCSW", len, (int)sizeof(SCSW));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->scsw, len);
break;
case SR_DEV_PCISCSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(SCSW))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "PCI SCSW", len, (int)sizeof(SCSW));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->pciscsw, len);
break;
case SR_DEV_ATTNSCSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(SCSW))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "ATTN SCSW", len, (int)sizeof(SCSW));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->attnscsw, len);
break;
case SR_DEV_CSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 8)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "CSW", len, 8);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->csw, len);
break;
case SR_DEV_PCICSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 8)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "PCI CSW", len, 8);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->pcicsw, len);
break;
case SR_DEV_ATTNCSW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 8)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "ATTN CSW", len, 8);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->attncsw, len);
break;
case SR_DEV_ESW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != sizeof(ESW))
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "ESW", len, (int)sizeof(ESW));
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->esw, len);
break;
case SR_DEV_ECW:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 32)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "ECW", len, 32);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->ecw, len);
break;
case SR_DEV_SENSE:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 32)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "Sense", len, 32);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->ecw, len);
break;
case SR_DEV_PGSTAT:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->pgstat, sizeof(dev->pgstat));
break;
case SR_DEV_PGID:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 11)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "PGID", len, 11);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->pgid, len);
break;
/* By Adrian - SR_DEV_DRVPWD */
case SR_DEV_DRVPWD:
SR_SKIP_NULL_DEV(dev, file, len);
if (len != 11)
{
// "SR: %04X: '%s' size mismatch: %d found, %d expected"
WRMSG(HHC02017, "E", dev->devnum, "DRVPWD", len, 11);
goto sr_error_exit;
}
SR_READ_BUF(file, &dev->drvpwd, len);
break;
case SR_DEV_BUSY:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->busy = rc;
break;
case SR_DEV_RESERVED:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->reserved = rc;
break;
case SR_DEV_SUSPENDED:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->suspended = rc;
break;
case SR_DEV_PENDING:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->pending = rc;
QUEUE_IO_INTERRUPT(&dev->ioint);
break;
case SR_DEV_PCIPENDING:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->pcipending = rc;
QUEUE_IO_INTERRUPT(&dev->pciioint);
break;
case SR_DEV_ATTNPENDING:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->attnpending = rc;
QUEUE_IO_INTERRUPT(&dev->attnioint);
break;
case SR_DEV_STARTPENDING:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->startpending = rc;
break;
case SR_DEV_CRWPENDING:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &rc, sizeof(rc));
dev->crwpending = rc;
break;
case SR_DEV_CCWADDR:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->ccwaddr, sizeof(dev->ccwaddr));
break;
case SR_DEV_IDAPMASK:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->idapmask, sizeof(dev->idapmask));
break;
case SR_DEV_IDAWFMT:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->idawfmt, sizeof(dev->idawfmt));
break;
case SR_DEV_CCWFMT:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->ccwfmt, sizeof(dev->ccwfmt));
break;
case SR_DEV_CCWKEY:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &dev->ccwkey, sizeof(dev->ccwkey));
break;
/* This is the trigger to call the device dependent resume routine */
case SR_DEV_DEVTYPE:
SR_SKIP_NULL_DEV(dev, file, len);
SR_READ_VALUE(file, len, &hw, sizeof(hw));
if (hw != dev->devtype)
{
char buf1[20];
char buf2[20];
MSGBUF(buf1, "%04X", hw);
MSGBUF(buf2, "%04X", dev->devtype);
// "SR: %04X: device type mismatch; '%s' found, '%s' expected"
WRMSG(HHC02016, "E", dev->devnum, buf1, buf2);
goto sr_error_exit;
}
if (dev->hnd->hresume)
{
rc = (dev->hnd->hresume) (dev, file);
if (rc < 0) goto sr_error_exit;
}
break;
default:
if ((key & SR_KEY_ID_MASK) != SR_KEY_ID)
{
// "SR: invalid key %8.8X"
WRMSG(HHC02018, "E", key);
goto sr_error_exit;
}
SR_READ_SKIP(file, len);
break;
} /* switch (key) */
} /* while (key != SR_EOF) */
TRACE("SR: Resume File Processing Complete...\n");
TRACE("SR: Resuming Devices...\n");
/* For all suspended devices, resume the `suspended' state */
for (dev = sysblk.firstdev; dev; dev = dev->nextdev)
{
if (dev->suspended && (dev->pmcw.flag5 & PMCW5_V))
{
dev->resumesuspended=1;
switch (sysblk.arch_mode) {
#if defined(_370)
case ARCH_370:
rc = create_thread (&dev->tid, DETACHED,
s370_execute_ccw_chain, dev, "device thread");
break;
#endif
#if defined(_390)
case ARCH_390:
rc = create_thread (&dev->tid, DETACHED,
s390_execute_ccw_chain, dev, "device thread");
break;
#endif
#if defined(_900)
case ARCH_900:
rc = create_thread (&dev->tid, DETACHED,
z900_execute_ccw_chain, dev, "device thread");
break;
#endif
} /* switch (sysblk.arch_mode) */
if (rc != 0)
{
// "Error in function create_thread(): %s"
WRMSG(HHC00102, "E", strerror(rc));
goto sr_error_exit;
}
} /* If suspended device */
} /* For each device */
/* Indicate crw pending for any new devices */
#if defined(_370)
if (sysblk.arch_mode != ARCH_370)
#endif
machine_check_crwpend();
/* Start the CPUs */
TRACE("SR: Resuming CPUs...\n");
OBTAIN_INTLOCK(NULL);
ON_IC_IOPENDING;
for (i = 0; i < sysblk.maxcpu; i++)
if (IS_CPU_ONLINE(i) && (started_mask & CPU_BIT(i)))
{
sysblk.regs[i]->opinterv = 0;
sysblk.regs[i]->cpustate = CPUSTATE_STARTED;
sysblk.regs[i]->checkstop = 0;
WAKEUP_CPU(sysblk.regs[i]);
}
RELEASE_INTLOCK(NULL);
TRACE("SR: Resume Complete; System Resumed.\n");
return 0;
sr_null_regs_exit:
// "SR: CPU key %8.8X found but no active CPU"
WRMSG(HHC02019, "E", key);
goto sr_error_exit;
sr_error_exit:
// "SR: error processing file '%s'"
WRMSG(HHC02004, "E", fn);
SR_CLOSE (file);
return -1;
}
/*-------------------------------------------------------------------*/
int ARCH_DEP(load_ipl) (U16 lcss, U16 devnum, int cpu, int clear)
{
REGS *regs; /* -> Regs */
DEVBLK *dev; /* -> Device control block */
int i; /* Array subscript */
BYTE unitstat; /* IPL device unit status */
BYTE chanstat; /* IPL device channel status */
/* Get started */
if (ARCH_DEP(common_load_begin) (cpu, clear) != 0)
return -1;
/* The actual IPL proper starts here... */
regs = sysblk.regs[cpu]; /* Point to IPL CPU's registers */
/* Point to the device block for the IPL device */
dev = find_device_by_devnum (lcss,devnum);
if (dev == NULL)
{
logmsg (_("HHCCP027E Device %4.4X not in configuration%s\n"),
devnum,
(sysblk.arch_mode == ARCH_370 ?
" or not conneceted to channelset" : ""));
HDC1(debug_cpu_state, regs);
return -1;
}
#if defined(OPTION_IPLPARM)
if(sysblk.haveiplparm)
{
for(i=0;i<16;i++)
{
regs->GR_L(i)=fetch_fw(&sysblk.iplparmstring[i*4]);
}
sysblk.haveiplparm=0;
}
#endif
/* Set Main Storage Reference and Update bits */
STORAGE_KEY(regs->PX, regs) |= (STORKEY_REF | STORKEY_CHANGE);
sysblk.main_clear = sysblk.xpnd_clear = 0;
/* Build the IPL CCW at location 0 */
regs->psa->iplpsw[0] = 0x02; /* CCW command = Read */
regs->psa->iplpsw[1] = 0; /* Data address = zero */
regs->psa->iplpsw[2] = 0;
regs->psa->iplpsw[3] = 0;
regs->psa->iplpsw[4] = CCW_FLAGS_CC | CCW_FLAGS_SLI;
/* CCW flags */
regs->psa->iplpsw[5] = 0; /* Reserved byte */
regs->psa->iplpsw[6] = 0; /* Byte count = 24 */
regs->psa->iplpsw[7] = 24;
/* Enable the subchannel for the IPL device */
dev->pmcw.flag5 |= PMCW5_E;
/* Build the operation request block */ /*@IWZ*/
memset (&dev->orb, 0, sizeof(ORB)); /*@IWZ*/
dev->busy = 1;
RELEASE_INTLOCK(NULL);
/* Execute the IPL channel program */
ARCH_DEP(execute_ccw_chain) (dev);
OBTAIN_INTLOCK(NULL);
/* Clear the interrupt pending and device busy conditions */
obtain_lock (&sysblk.iointqlk);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->ioint);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->pciioint);
DEQUEUE_IO_INTERRUPT_QLOCKED(&dev->attnioint);
release_lock(&sysblk.iointqlk);
dev->busy = 0;
dev->scsw.flag2 = 0;
dev->scsw.flag3 = 0;
/* Check that load completed normally */
#ifdef FEATURE_S370_CHANNEL
unitstat = dev->csw[4];
chanstat = dev->csw[5];
#endif /*FEATURE_S370_CHANNEL*/
#ifdef FEATURE_CHANNEL_SUBSYSTEM
unitstat = dev->scsw.unitstat;
chanstat = dev->scsw.chanstat;
#endif /*FEATURE_CHANNEL_SUBSYSTEM*/
if (unitstat != (CSW_CE | CSW_DE) || chanstat != 0) {
logmsg (_("HHCCP029E %s mode IPL failed: CSW status=%2.2X%2.2X\n"
" Sense="),
get_arch_mode_string(regs), unitstat, chanstat);
for (i=0; i < (int)dev->numsense; i++)
{
logmsg ("%2.2X", dev->sense[i]);
if ((i & 3) == 3) logmsg(" ");
}
logmsg ("\n");
HDC1(debug_cpu_state, regs);
return -1;
}
#ifdef FEATURE_S370_CHANNEL
/* Test the EC mode bit in the IPL PSW */
if (regs->psa->iplpsw[1] & 0x08) {
/* In EC mode, store device address at locations 184-187 */
STORE_FW(regs->psa->ioid, dev->devnum);
} else {
/* In BC mode, store device address at locations 2-3 */
STORE_HW(regs->psa->iplpsw + 2, dev->devnum);
}
#endif /*FEATURE_S370_CHANNEL*/
#ifdef FEATURE_CHANNEL_SUBSYSTEM
/* Set LPUM */
dev->pmcw.lpum = 0x80;
STORE_FW(regs->psa->ioid, (dev->ssid<<16)|dev->subchan);
/* Store zeroes at locations 188-191 */
memset (regs->psa->ioparm, 0, 4);
#endif /*FEATURE_CHANNEL_SUBSYSTEM*/
/* Save IPL device number, cpu number and lcss */
sysblk.ipldev = devnum;
sysblk.iplcpu = regs->cpuad;
sysblk.ipllcss = lcss;
/* Finish up... */
return ARCH_DEP(common_load_finish) (regs);
} /* end function load_ipl */
