translate_init.c.svn-base

我们自己开发的一个OSEK操作系统！不知道可不可以？

    spr_register(env, SPR_TBU,   "TBU",
                 SPR_NOACCESS, SPR_NOACCESS,
                 SPR_NOACCESS, &spr_write_tbu,
                 0x00000000);
}

/* Softare table search registers */
static void gen_6xx_7xx_soft_tlb (CPUPPCState *env, int nb_tlbs, int nb_ways)
{
#if !defined(CONFIG_USER_ONLY)
    env->nb_tlb = nb_tlbs;
    env->nb_ways = nb_ways;
    env->id_tlbs = 1;
    spr_register(env, SPR_DMISS, "DMISS",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_DCMP, "DCMP",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_HASH1, "HASH1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_HASH2, "HASH2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_IMISS, "IMISS",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_ICMP, "ICMP",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_RPA, "RPA",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
#endif
}

/* SPR common to MPC755 and G2 */
static void gen_spr_G2_755 (CPUPPCState *env)
{
    /* SGPRs */
    spr_register(env, SPR_SPRG4, "SPRG4",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_SPRG5, "SPRG5",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_SPRG6, "SPRG6",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_SPRG7, "SPRG7",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR common to all 7xx PowerPC implementations */
static void gen_spr_7xx (CPUPPCState *env)
{
    /* Breakpoints */
    /* XXX : not implemented */
    spr_register(env, SPR_DABR, "DABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_IABR, "IABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Cache management */
    /* XXX : not implemented */
    spr_register(env, SPR_ICTC, "ICTC",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Performance monitors */
    /* XXX : not implemented */
    spr_register(env, SPR_MMCR0, "MMCR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_MMCR1, "MMCR1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC1, "PMC1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC2, "PMC2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC3, "PMC3",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC4, "PMC4",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_SIAR, "SIAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UMMCR0, "UMMCR0",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UMMCR1, "UMMCR1",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UPMC1, "UPMC1",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UPMC2, "UPMC2",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UPMC3, "UPMC3",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UPMC4, "UPMC4",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_USIAR, "USIAR",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* External access control */
    /* XXX : not implemented */
    spr_register(env, SPR_EAR, "EAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

static void gen_spr_thrm (CPUPPCState *env)
{
    /* Thermal management */
    /* XXX : not implemented */
    spr_register(env, SPR_THRM1, "THRM1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_THRM2, "THRM2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_THRM3, "THRM3",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR specific to PowerPC 604 implementation */
static void gen_spr_604 (CPUPPCState *env)
{
    /* Processor identification */
    spr_register(env, SPR_PIR, "PIR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_pir,
                 0x00000000);
    /* Breakpoints */
    /* XXX : not implemented */
    spr_register(env, SPR_IABR, "IABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_DABR, "DABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Performance counters */
    /* XXX : not implemented */
    spr_register(env, SPR_MMCR0, "MMCR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC1, "PMC1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PMC2, "PMC2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_SIAR, "SIAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_SDA, "SDA",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000);
    /* External access control */
    /* XXX : not implemented */
    spr_register(env, SPR_EAR, "EAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR specific to PowerPC 603 implementation */
static void gen_spr_603 (CPUPPCState *env)
{
    /* External access control */
    /* XXX : not implemented */
    spr_register(env, SPR_EAR, "EAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR specific to PowerPC G2 implementation */
static void gen_spr_G2 (CPUPPCState *env)
{
    /* Memory base address */
    /* MBAR */
    /* XXX : not implemented */
    spr_register(env, SPR_MBAR, "MBAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Exception processing */
    spr_register(env, SPR_BOOKE_CSRR0, "CSRR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_BOOKE_CSRR1, "CSRR1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Breakpoints */
    /* XXX : not implemented */
    spr_register(env, SPR_DABR, "DABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_DABR2, "DABR2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_IABR, "IABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_IABR2, "IABR2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_IBCR, "IBCR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_DBCR, "DBCR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR specific to PowerPC 602 implementation */
static void gen_spr_602 (CPUPPCState *env)
{
    /* ESA registers */
    /* XXX : not implemented */
    spr_register(env, SPR_SER, "SER",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_SEBR, "SEBR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_ESASRR, "ESASRR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Floating point status */
    /* XXX : not implemented */
    spr_register(env, SPR_SP, "SP",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_LT, "LT",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Watchdog timer */
    /* XXX : not implemented */
    spr_register(env, SPR_TCR, "TCR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Interrupt base */
    spr_register(env, SPR_IBR, "IBR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_IABR, "IABR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

/* SPR specific to PowerPC 601 implementation */
static void gen_spr_601 (CPUPPCState *env)
{
    /* Multiplication/division register */
    /* MQ */
    spr_register(env, SPR_MQ, "MQ",
                 &spr_read_generic, &spr_write_generic,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* RTC registers */
    spr_register(env, SPR_601_RTCU, "RTCU",
                 SPR_NOACCESS, SPR_NOACCESS,
                 SPR_NOACCESS, &spr_write_601_rtcu,
                 0x00000000);
    spr_register(env, SPR_601_VRTCU, "RTCU",
                 &spr_read_601_rtcu, SPR_NOACCESS,
                 &spr_read_601_rtcu, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_601_RTCL, "RTCL",
                 SPR_NOACCESS, SPR_NOACCESS,
                 SPR_NOACCESS, &spr_write_601_rtcl,
                 0x00000000);
    spr_register(env, SPR_601_VRTCL, "RTCL",
                 &spr_read_601_rtcl, SPR_NOACCESS,
                 &spr_read_601_rtcl, SPR_NOACCESS,
                 0x00000000);
    /* Timer */
#if 0 /* ? */
    spr_register(env, SPR_601_UDECR, "UDECR",
                 &spr_read_decr, SPR_NOACCESS,