Example #1
0
void assemble_init(struct _asm_context *asm_context)
{
  tokens_reset(asm_context);
#ifndef NO_MSP430
  asm_context->parse_instruction = parse_instruction_msp430;
  asm_context->list_output = list_output_msp430;
  asm_context->cpu_list_index = -1;
#else
  configure_cpu(asm_context, 0);
#endif
  asm_context->address = 0;
  asm_context->instruction_count = 0;
  asm_context->code_count = 0;
  asm_context->data_count = 0;
  asm_context->ifdef_count = 0;
  asm_context->parsing_ifdef = 0;
  asm_context->bytes_per_address = 1;

  macros_free(&asm_context->macros);
  asm_context->def_param_stack_count = 0;
  if (asm_context->pass == 1)
  {
    // FIXME - probably need to allow 32 bit data
    //memory_init(&asm_context->memory, 1<<25, 1);
    memory_init(&asm_context->memory, ~((uint32_t)0), 1);
  }
}
Example #2
0
int check_for_directive(struct _asm_context *asm_context, char *token)
{
  if (strcasecmp(token, "org") == 0)
  {
    if (parse_org(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "align") == 0)
  {
    if (parse_align(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "name") == 0)
  {
    if (parse_name(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "public") == 0)
  {
    if (parse_public(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "db") == 0 ||
      strcasecmp(token, "dc8") == 0 ||
      strcasecmp(token, "ascii") == 0)
  {
    if (parse_db(asm_context, 0) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "asciiz") == 0)
  {
    if (parse_db(asm_context, 1) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "dc") == 0)
  {
    if (parse_dc(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "dq") == 0)
  {
    if (parse_dq(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "dw") == 0 || strcasecmp(token, "dc16") == 0)
  {
    if (parse_dc16(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "dl") == 0 || strcasecmp(token, "dc32") == 0)
  {
    if (parse_dc32(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "dc64") == 0)
  {
    if (parse_dc64(asm_context) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "ds") == 0 || strcasecmp(token, "ds8") == 0)
  {
    if (parse_ds(asm_context,1) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "ds16") == 0)
  {
    if (parse_ds(asm_context,2) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "ds32") == 0)
  {
    if (parse_ds(asm_context,4) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "resb") == 0)
  {
    if (parse_resb(asm_context,1) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "resw") == 0)
  {
    if (parse_resb(asm_context,2) != 0) return -1;
    return 1;
  }
    else
  if (strcasecmp(token, "end") == 0)
  {
    return 2;
  }
    else
  if (strcasecmp(token, "big_endian") == 0)
  {
    asm_context->memory.endian = ENDIAN_BIG;
    return 1;
  }
    else
  if (strcasecmp(token, "little_endian") == 0)
  {
    asm_context->memory.endian = ENDIAN_LITTLE;
    return 1;
  }

  if (asm_context->parse_directive != NULL)
  {
    int ret = asm_context->parse_directive(asm_context, token);
    if (ret == 0) { return 1; }   // Found and used
    if (ret == -1) { return -1; } // Found and there was a problem
  }

  int n = 0;
  while (cpu_list[n].name != NULL)
  {
    if (strcasecmp(token, cpu_list[n].name) == 0)
    {
      configure_cpu(asm_context, n);

#if 0
      if (strcmp(token, "65816") == 0)
      {
        asm_context->parse_directive = parse_directive_65816;
      }
        else
#endif
      {
        asm_context->parse_directive = NULL;
      }

      return 1;
    }
    n++;
  }

  return 0;
}
Example #3
0
/*-------------------------------------------------------------------*/
int ARCH_DEP(system_reset) (const int cpu, const int clear, const int target_mode)
{
    int         rc;
    int         n;
    int         regs_mode;
    int         architecture_switch;
    REGS*       regs;
    CPU_BITMAP  mask;

    /* Configure the cpu if it is not online (configure implies initial
     * reset)
     */
    if (!IS_CPU_ONLINE(cpu))
    {
        sysblk.arch_mode = target_mode;
        if ( (rc = configure_cpu(cpu)) )
            return rc;
    }

    HDC1(debug_cpu_state, sysblk.regs[cpu]);

    /* Define the target mode for reset */
    if (target_mode > ARCH_390 &&
        (clear || sysblk.arch_mode != target_mode))
        regs_mode = ARCH_390;
    else
        regs_mode = target_mode;

    architecture_switch = (target_mode != sysblk.arch_mode);

    /* Signal all CPUs in configuration to stop and reset */
    {
        /* Switch lock context to hold both sigplock and intlock */
        RELEASE_INTLOCK(NULL);
        obtain_lock(&sysblk.sigplock);
        OBTAIN_INTLOCK(NULL);

        /* Ensure no external updates pending */
        OFF_IC_SERVSIG;
        OFF_IC_INTKEY;

        /* Loop through CPUs and issue appropriate CPU reset function
         */
        {
            mask = sysblk.config_mask;

            for (n = 0; mask; mask >>= 1, ++n)
            {
                if (mask & 1)
                {
                    regs = sysblk.regs[n];

                    /* Signal CPU reset function; if requesting CPU with
                     * CLEAR or architecture change, signal initial CPU
                     * reset. Otherwise, signal a normal CPU reset.
                     */
                    regs->arch_mode = regs_mode;

                    if (n == cpu &&
                        (clear || architecture_switch))
                        regs->sigpireset = 1;
                    else
                        regs->sigpreset = 1;

                    regs->opinterv = 1;
                    regs->cpustate = CPUSTATE_STOPPING;
                    ON_IC_INTERRUPT(regs);
                    wakeup_cpu(regs);
                }
            }
        }

        /* Return to hold of just intlock */
        RELEASE_INTLOCK(NULL);
        release_lock(&sysblk.sigplock);
        OBTAIN_INTLOCK(NULL);
    }

    /* Wait for CPUs to complete reset */
    {
        int i;
        int wait;

        for (n = 0; ; ++n)
        {
            mask = sysblk.config_mask;

            for (i = wait = 0; mask; mask >>= 1, ++i)
            {
                regs = sysblk.regs[i];

                if (regs->cpustate != CPUSTATE_STOPPED)
                {
                    /* Release intlock, take a nap, and re-acquire */
                    RELEASE_INTLOCK(NULL);
                    wait = 1;
                    usleep(10000);
                    OBTAIN_INTLOCK(NULL);
                }
            }

            if (!wait)
                break;

            if (n < 300)
                continue;

            /* FIXME: Recovery code needed to handle case where CPUs
             *        are misbehaving. Outstanding locks should be
             *        reported, then take-over CPUs and perform an
             *        initial reset of each CPU.
             */
            WRMSG(HHC90000, "E", "Could not perform reset within three seconds");
            break;
        }
    }

    /* Perform subsystem reset */
    subsystem_reset();

    /* Switch modes to requested mode */
    sysblk.arch_mode = regs_mode;

    /* Perform system-reset-clear additional functions */
    if (clear)
    {
        /* Finish reset-clear of all CPUs in the configuration */
        for (n = 0; n < sysblk.maxcpu; ++n)
        {
            if (IS_CPU_ONLINE(n))
            {
                regs = sysblk.regs[n];

                /* Clear all the registers (AR, GPR, FPR, VR) as part
                 * of the CPU CLEAR RESET operation
                 */
                memset (regs->ar, 0, sizeof(regs->ar));
                memset (regs->gr, 0, sizeof(regs->gr));
                memset (regs->fpr, 0, sizeof(regs->fpr));
                #if defined(_FEATURE_VECTOR_FACILITY)
                    memset (regs->vf->vr, 0, sizeof(regs->vf->vr));
                #endif /*defined(_FEATURE_VECTOR_FACILITY)*/
            }
        }

        sysblk.ipled = FALSE;
        sysblk.program_parameter = 0;

        /* Clear storage */
        sysblk.main_clear = sysblk.xpnd_clear = 0;
        storage_clear();
        xstorage_clear();
    }

#if defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)
    /* Clear topology-change-report-pending condition */
    sysblk.topchnge = 0;
#endif /*defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)*/

    /* set default system state to reset */
    sysblk.sys_reset = TRUE;

    return (0);
} /* end function system_reset */
Example #4
0
/*-------------------------------------------------------------------*/
int ARCH_DEP(system_reset) (int cpu, int clear)
{
    int    rc1 = 0, rc;
    int    n;
    REGS  *regs;

    /* Configure the cpu if it is not online (configure implies init reset) */
    if (!IS_CPU_ONLINE(cpu))
        if ( (rc = configure_cpu(cpu)) )
            return rc;

    HDC1(debug_cpu_state, sysblk.regs[cpu]);

    /* Reset external interrupts */
    OFF_IC_SERVSIG;
    OFF_IC_INTKEY;
    
    /* Perform system-reset-normal or system-reset-clear function */
    if (clear)
    {
        /* Reset all CPUs in the configuration */
        for (n = 0; n < sysblk.maxcpu; n++)
            if (IS_CPU_ONLINE(n))
            {
                regs=sysblk.regs[n];

                if ((rc = ARCH_DEP(initial_cpu_reset) (regs)) )
                    rc1 = rc;
                else
                {
                    /* Clear all the registers (AR, GPR, FPR, VR)
                       as part of the CPU CLEAR RESET operation */
                    memset (regs->ar, 0, sizeof(regs->ar));
                    memset (regs->gr, 0, sizeof(regs->gr));
                    memset (regs->fpr, 0, sizeof(regs->fpr));
                  #if defined(_FEATURE_VECTOR_FACILITY)
                    memset (regs->vf->vr, 0, sizeof(regs->vf->vr));
                  #endif /*defined(_FEATURE_VECTOR_FACILITY)*/
                }
            }
    
        sysblk.program_parameter = 0;
    
        /* Clear storage */
        sysblk.main_clear = sysblk.xpnd_clear = 0;
        storage_clear();
        xstorage_clear();

    }
    else
    {
        /* Reset all CPUs in the configuration */
        for (n = 0; n < sysblk.maxcpu; n++)
            if (IS_CPU_ONLINE(n))
            {
                regs=sysblk.regs[n];
        
                if(n == cpu)
                {
                    /* Perform initial reset on the IPL CPU */
                    if ( (rc = ARCH_DEP(initial_cpu_reset) (regs)) )
                        rc1 = rc;
                }
                else
                {
                    /* Perform reset on the other CPUs */
                    if ( (rc = ARCH_DEP(cpu_reset) (regs)) )
                        rc1 = rc;
                }
            }
    }

    /* Perform I/O subsystem reset */
    io_reset ();

#if defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)
    /* Clear topology-change-report-pending condition */
    sysblk.topchnge = 0;
#endif /*defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)*/

    /* set default system state to reset */
    sysblk.sys_reset = TRUE; 

    return rc1;
} /* end function system_reset */
Example #5
0
/*-------------------------------------------------------------------*/
int ARCH_DEP(system_reset)
(
    const int cpu,              /* CPU address                       */
    const int flags,            /* Flags:
                                 * 0x00 0000 0000 System reset normal
                                 * 0x01 .... ...1 System reset clear
                                 * 0x02 .... ..1. System reset normal
                                 *                with initial CPU
                                 *                reset on requesting
                                 *                processor (used by
                                 *                IPL)
                                 */
    const int target_mode       /* Target architecture mode          */
)
{
    int         rc;
    int         n;
    int         regs_mode;
    int         architecture_switch;
    REGS*       regs;
    CPU_BITMAP  mask;

    /* Configure the cpu if it is not online (configure implies initial
     * reset)
     */
    if (!IS_CPU_ONLINE(cpu))
    {
        sysblk.arch_mode = target_mode;
        if ( (rc = configure_cpu(cpu)) )
            return rc;
    }

    HDC1(debug_cpu_state, sysblk.regs[cpu]);

    /* Define the target mode for reset */
    if (flags &&
        target_mode > ARCH_390)
        regs_mode = ARCH_390;
    else
        regs_mode = target_mode;

    architecture_switch = (regs_mode != sysblk.arch_mode);

    /* Signal all CPUs in configuration to stop and reset */
    {
        /* Switch lock context to hold both sigplock and intlock */
        RELEASE_INTLOCK(NULL);
        obtain_lock(&sysblk.sigplock);
        OBTAIN_INTLOCK(NULL);

        /* Ensure no external updates pending */
        OFF_IC_SERVSIG;
        OFF_IC_INTKEY;

        /* Loop through CPUs and issue appropriate CPU reset function
         */
        {
            mask = sysblk.config_mask;

            for (n = 0; mask; mask >>= 1, ++n)
            {
                if (mask & 1)
                {
                    regs = sysblk.regs[n];

                    /* Signal CPU reset function; if requesting CPU with
                     * CLEAR or architecture change, signal initial CPU
                     * reset. Otherwise, signal a normal CPU reset.
                     */
                    if ((n == cpu && (flags & 0x03))    ||
                        architecture_switch)
                        regs->sigpireset = 1;
                    else
                        regs->sigpreset = 1;

                    regs->opinterv = 1;
                    regs->cpustate = CPUSTATE_STOPPING;
                    ON_IC_INTERRUPT(regs);
                    wakeup_cpu(regs);
                }
            }
        }

        /* Return to hold of just intlock */
        RELEASE_INTLOCK(NULL);
        release_lock(&sysblk.sigplock);
        OBTAIN_INTLOCK(NULL);
    }

    /* Wait for CPUs to complete reset */
    {
        int i;
        int wait;

        for (n = 0; ; ++n)
        {
            mask = sysblk.config_mask;

            for (i = wait = 0; mask; mask >>= 1, ++i)
            {
                if (!(mask & 1))
                    continue;

                regs = sysblk.regs[i];

                if (regs->cpustate != CPUSTATE_STOPPED)
                {
                    /* Release intlock, take a nap, and re-acquire */
                    RELEASE_INTLOCK(NULL);
                    wait = 1;
                    usleep(10000);
                    OBTAIN_INTLOCK(NULL);
                }
            }

            if (!wait)
                break;

            if (n < 300)
                continue;

            /* FIXME: Recovery code needed to handle case where CPUs
             *        are misbehaving. Outstanding locks should be
             *        reported, then take-over CPUs and perform an
             *        initial reset of each CPU.
             */
            WRMSG(HHC90000, "E", "Could not perform reset within three seconds");
            break;
        }
    }

    /* If architecture switch, complete reset in requested mode */
    if (architecture_switch)
    {
        sysblk.arch_mode = regs_mode;
        return ARCH_DEP(system_reset)(cpu, flags, target_mode);
    }

    /* Perform subsystem reset
     *
     * GA22-7000-10 IBM System/370 Principles of Operation, Chapter 4.
     *              Control, Subsystem Reset, p. 4-34
     * SA22-7085-00 IBM System/370 Extended Architecture Principles of
     *              Operation, Chapter 4. Control, Subsystem Reset,
     *              p. 4-28
     * SA22-7832-09 z/Architecture Principles of Operation, Chapter 4.
     *              Control, Subsystem Reset, p. 4-57
     */
    subsystem_reset();

    /* Perform system-reset-clear additional functions */
    if (flags & 0x01)
    {
        /* Finish reset-clear of all CPUs in the configuration */
        for (n = 0; n < sysblk.maxcpu; ++n)
        {
            if (IS_CPU_ONLINE(n))
            {
                regs = sysblk.regs[n];

                /* Clear all the registers (AR, GPR, FPR, VR) as part
                 * of the CPU CLEAR RESET operation
                 */
                memset (regs->ar, 0, sizeof(regs->ar));
                memset (regs->gr, 0, sizeof(regs->gr));
                memset (regs->fpr, 0, sizeof(regs->fpr));
                #if defined(_FEATURE_VECTOR_FACILITY)
                    memset (regs->vf->vr, 0, sizeof(regs->vf->vr));
                #endif /*defined(_FEATURE_VECTOR_FACILITY)*/

                /* Clear the instruction counter and CPU time used */
                cpu_reset_instcount_and_cputime(regs);
            }
        }

        /* Clear storage */
        sysblk.main_clear = sysblk.xpnd_clear = 0;
        storage_clear();
        xstorage_clear();

        /* Clear IPL program parameter */
        sysblk.program_parameter = 0;
    }

    /* If IPL call, reset CPU instruction counts and times */
    else if (flags & 0x02)
    {
        CPU_BITMAP  mask = sysblk.config_mask;
        int         i;

        for (i = 0; mask; mask >>= 1, ++i)
        {
            if (mask & 1)
                cpu_reset_instcount_and_cputime(sysblk.regs[i]);
        }
    }
Example #6
0
void fs_uae_configure_hardware(void)
{
    configure_cpu();
    configure_memory();
}
Example #7
0
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, &regs->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, &regs->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, &regs->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, &regs->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, &regs->fpr[i], sizeof(regs->fpr[0]));
            break;

        case SR_CPU_FPC:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->fpc, sizeof(regs->fpc));
            break;

        case SR_CPU_DXC:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->dxc, sizeof(regs->dxc));
            break;

        case SR_CPU_MC:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->mc, sizeof(regs->mc));
            break;

        case SR_CPU_EA:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->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, &regs->clkc, sizeof(regs->clkc));
            break;

        case SR_CPU_CHANSET:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->chanset, sizeof(regs->chanset));
            break;

        case SR_CPU_TODPR:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->todpr, sizeof(regs->todpr));
            break;

        case SR_CPU_MONCLASS:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->monclass, sizeof(regs->monclass));
            break;

        case SR_CPU_EXCARID:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->excarid, sizeof(regs->excarid));
            break;

        case SR_CPU_BEAR:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->bear, sizeof(regs->bear));
            break;

        case SR_CPU_OPNDRID:
            SR_NULL_REGS_CHECK(regs);
            SR_READ_VALUE(file, len, &regs->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, &regs->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, &regs->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, &regs->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, &regs->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;
}
Example #8
0
/*-------------------------------------------------------------------*/
int ARCH_DEP(system_reset) (int cpu, int clear)
{
    int    rc     =  0;
    REGS  *regs;

    /* Configure the cpu if it is not online */
    if (!IS_CPU_ONLINE(cpu))
    {
        if (configure_cpu(cpu) != 0)
        {
            /* ZZ FIXME: we should probably present a machine-check
               if we encounter any errors during the reset (rc != 0) */
            return -1;
        }
        ASSERT(IS_CPU_ONLINE(cpu));
    }
    regs = sysblk.regs[cpu];

    HDC1(debug_cpu_state, regs);

    /* Perform system-reset-normal or system-reset-clear function */
    if (!clear)
    {
        /* Reset external interrupts */
        OFF_IC_SERVSIG;
        OFF_IC_INTKEY;

        /* Reset all CPUs in the configuration */
        for (cpu = 0; cpu < MAX_CPU; cpu++)
            if (IS_CPU_ONLINE(cpu))
                if (ARCH_DEP(cpu_reset) (sysblk.regs[cpu]))
                    rc = -1;

        /* Perform I/O subsystem reset */
        io_reset ();
    }
    else
    {
        /* Reset external interrupts */
        OFF_IC_SERVSIG;
        OFF_IC_INTKEY;

        /* Reset all CPUs in the configuration */
        for (cpu = 0; cpu < MAX_CPU; cpu++)
        {
            if (IS_CPU_ONLINE(cpu))
            {
                regs=sysblk.regs[cpu];
                if (ARCH_DEP(initial_cpu_reset) (regs))
                {
                    rc = -1;
                }
                /* Clear all the registers (AR, GPR, FPR, VR)
                   as part of the CPU CLEAR RESET operation */
                memset (regs->ar,0,sizeof(regs->ar));
                memset (regs->gr,0,sizeof(regs->gr));
                memset (regs->fpr,0,sizeof(regs->fpr));
              #if defined(_FEATURE_VECTOR_FACILITY)
                memset (regs->vf->vr,0,sizeof(regs->vf->vr));
              #endif /*defined(_FEATURE_VECTOR_FACILITY)*/
            }
        }

        /* Perform I/O subsystem reset */
        io_reset ();

        /* Clear storage */
        sysblk.main_clear = sysblk.xpnd_clear = 0;
        storage_clear();
        xstorage_clear();

    }

#if defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)
    /* Clear topology-change-report-pending condition */
    sysblk.topchnge = 0;
#endif /*defined(FEATURE_CONFIGURATION_TOPOLOGY_FACILITY)*/

    /* ZZ FIXME: we should probably present a machine-check
       if we encounter any errors during the reset (rc != 0) */
    return rc;
} /* end function system_reset */