C++ (Cpp) renew_wrapping_keys 예제들

예제 #1

파일: ipl.c 프로젝트: rmblair/h390-sandhawk

/*-------------------------------------------------------------------*/
int ARCH_DEP(initial_cpu_reset) (REGS *regs)
{
    int rc1 = 0, rc;

    /* Clear reset pending indicators */
    regs->sigpireset = regs->sigpreset = 0;

    /* Clear the registers */
    memset ( &regs->psw, 0,           sizeof(regs->psw)           );
    memset ( &regs->captured_zpsw, 0, sizeof(regs->captured_zpsw) );
#ifndef NOCHECK_AEA_ARRAY_BOUNDS
    memset ( &regs->cr_struct, 0,     sizeof(regs->cr_struct)     );
#else
    memset ( &regs->cr, 0,            sizeof(regs->cr)            );
#endif
    regs->fpc    = 0;
    regs->PX     = 0;
    regs->psw.AMASK_G = AMASK24;

    /* Ensure memory sizes are properly indicated */
    regs->mainstor = sysblk.mainstor;
    regs->storkeys = sysblk.storkeys;
    regs->mainlim  = sysblk.mainsize ? (sysblk.mainsize - 1) : 0;
    regs->psa      = (PSA_3XX*)regs->mainstor;

    /* Perform a CPU reset (after setting PSA) */
    rc1 = ARCH_DEP(cpu_reset) (regs);

    regs->todpr  = 0;
    regs->clkc   = 0;
    set_cpu_timer(regs, 0);
#ifdef _FEATURE_INTERVAL_TIMER
    set_int_timer(regs, 0);
#endif

    /* The breaking event address register is initialised to 1 */
    regs->bear = 1;

    /* Initialize external interrupt masks in control register 0 */
    regs->CR(0) = CR0_XM_INTKEY | CR0_XM_EXTSIG |
      (FACILITY_ENABLED(INTERVAL_TIMER, regs) ? CR0_XM_ITIMER : 0);

#if defined(FEATURE_S370_CHANNEL) && !defined(FEATURE_ACCESS_REGISTERS)
    /* For S/370 initialize the channel masks in CR2 */
    regs->CR(2) = 0xFFFFFFFF;
#endif /* defined(FEATURE_S370_CHANNEL) && !defined(FEATURE_ACCESS_REGISTERS) */

    regs->chanset =
#if defined(FEATURE_CHANNEL_SWITCHING)
                    regs->cpuad < FEATURE_LCSS_MAX ? regs->cpuad :
#endif /*defined(FEATURE_CHANNEL_SWITCHING)*/
                                                                   0xFFFF;

    /* Initialize the machine check masks in control register 14 */
    regs->CR(14) = CR14_CHKSTOP | CR14_SYNCMCEL | CR14_XDMGRPT;

#ifndef FEATURE_LINKAGE_STACK
    /* For S/370 initialize the MCEL address in CR15 */
    regs->CR(15) = 512;
#endif /*!FEATURE_LINKAGE_STACK*/

    if(regs->host && regs->guestregs)
      if( (rc = ARCH_DEP(initial_cpu_reset)(regs->guestregs)) )
        rc1 = rc;

#ifdef FEATURE_MESSAGE_SECURITY_ASSIST_EXTENSION_3
    renew_wrapping_keys();
#endif /* FEATURE_MESSAGE_SECURITY_ASSIST_EXTENSION_3 */

    return rc1;
} /* end function initial_cpu_reset */

예제 #2

파일: ipl.c 프로젝트: Peter-J-Jansen/spinhawk

/*-------------------------------------------------------------------*/
int ARCH_DEP(initial_cpu_reset) (REGS *regs)
{
    /* Clear reset pending indicators */
    regs->sigpireset = regs->sigpreset = 0;


    /* Clear the registers */
    memset ( &regs->psw,           0, sizeof(regs->psw)           );
    memset ( &regs->captured_zpsw, 0, sizeof(regs->captured_zpsw) );
    memset ( regs->cr,             0, sizeof(regs->cr)            );
    regs->fpc    = 0;
    regs->PX     = 0;
    regs->psw.AMASK_G = AMASK24;

    /*
     * ISW20060125 : Since we reset the prefix, we must also adjust
     * the PSA ptr
     */
    regs->psa = (PSA_3XX *)regs->mainstor;

    /* Perform a CPU reset (after setting PSA) */
    ARCH_DEP(cpu_reset) (regs);

    regs->todpr  = 0;
    regs->clkc   = 0;
    set_cpu_timer(regs, 0);
#ifdef _FEATURE_INTERVAL_TIMER
    set_int_timer(regs, 0);
#endif

    /* The breaking event address register is initialised to 1 */
    regs->bear = 1;

    /* Initialize external interrupt masks in control register 0 */
    regs->CR(0) = CR0_XM_ITIMER | CR0_XM_INTKEY | CR0_XM_EXTSIG;

#ifdef FEATURE_S370_CHANNEL
    /* For S/370 initialize the channel masks in CR2 */
    regs->CR(2) = 0xFFFFFFFF;
#endif /*FEATURE_S370_CHANNEL*/

    regs->chanset =
#if defined(FEATURE_CHANNEL_SWITCHING)
                    regs->cpuad < FEATURE_LCSS_MAX ? regs->cpuad :
#endif /*defined(FEATURE_CHANNEL_SWITCHING)*/
                                                                   0xFFFF;

    /* Initialize the machine check masks in control register 14 */
    regs->CR(14) = CR14_CHKSTOP | CR14_SYNCMCEL | CR14_XDMGRPT;

#ifndef FEATURE_LINKAGE_STACK
    /* For S/370 initialize the MCEL address in CR15 */
    regs->CR(15) = 512;
#endif /*!FEATURE_LINKAGE_STACK*/

    if(regs->host && regs->guestregs)
      ARCH_DEP(initial_cpu_reset)(regs->guestregs);

#if defined(_FEATURE_MESSAGE_SECURITY_ASSIST)
    renew_wrapping_keys();
#endif /*defined(_FEATURE_MESSAGE_SECURITY_ASSIST)*/

    return 0;
} /* end function initial_cpu_reset */