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_read_decr, SPR_NOACCESS,
                 0x00000000);
#endif
    /* External access control */
    /* XXX : not implemented */
    spr_register(env, SPR_EAR, "EAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Memory management */
#if !defined(CONFIG_USER_ONLY)
    spr_register(env, SPR_IBAT0U, "IBAT0U",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatu,
                 0x00000000);
    spr_register(env, SPR_IBAT0L, "IBAT0L",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatl,
                 0x00000000);
    spr_register(env, SPR_IBAT1U, "IBAT1U",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatu,
                 0x00000000);
    spr_register(env, SPR_IBAT1L, "IBAT1L",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatl,
                 0x00000000);
    spr_register(env, SPR_IBAT2U, "IBAT2U",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatu,
                 0x00000000);
    spr_register(env, SPR_IBAT2L, "IBAT2L",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatl,
                 0x00000000);
    spr_register(env, SPR_IBAT3U, "IBAT3U",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatu,
                 0x00000000);
    spr_register(env, SPR_IBAT3L, "IBAT3L",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_601_ubat, &spr_write_601_ubatl,
                 0x00000000);
    env->nb_BATs = 4;
#endif
}

static void gen_spr_74xx (CPUPPCState *env)
{
    /* Processor identification */
    spr_register(env, SPR_PIR, "PIR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_pir,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_MMCR2, "MMCR2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_UMMCR2, "UMMCR2",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    /* XXX: not implemented */
    spr_register(env, SPR_BAMR, "BAMR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_MSSCR0, "MSSCR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Hardware implementation registers */
    /* XXX : not implemented */
    spr_register(env, SPR_HID0, "HID0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_HID1, "HID1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* Altivec */
    spr_register(env, SPR_VRSAVE, "VRSAVE",
                 &spr_read_generic, &spr_write_generic,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_L2CR, "L2CR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

static void gen_l3_ctrl (CPUPPCState *env)
{
    /* L3CR */
    /* XXX : not implemented */
    spr_register(env, SPR_L3CR, "L3CR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* L3ITCR0 */
    /* XXX : not implemented */
    spr_register(env, SPR_L3ITCR0, "L3ITCR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* L3PM */
    /* XXX : not implemented */
    spr_register(env, SPR_L3PM, "L3PM",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
}

static void gen_74xx_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;
    /* XXX : not implemented */
    spr_register(env, SPR_PTEHI, "PTEHI",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_PTELO, "PTELO",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_TLBMISS, "TLBMISS",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
#endif
}

static void gen_spr_usprgh (CPUPPCState *env)
{
    spr_register(env, SPR_USPRG4, "USPRG4",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_USPRG5, "USPRG5",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_USPRG6, "USPRG6",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
    spr_register(env, SPR_USPRG7, "USPRG7",
                 &spr_read_ureg, SPR_NOACCESS,
                 &spr_read_ureg, SPR_NOACCESS,
                 0x00000000);
}

/* PowerPC BookE SPR */
static void gen_spr_BookE (CPUPPCState *env, uint64_t ivor_mask)
{
    const unsigned char *ivor_names[64] = {
        "IVOR0",  "IVOR1",  "IVOR2",  "IVOR3",
        "IVOR4",  "IVOR5",  "IVOR6",  "IVOR7",
        "IVOR8",  "IVOR9",  "IVOR10", "IVOR11",
        "IVOR12", "IVOR13", "IVOR14", "IVOR15",
        "IVOR16", "IVOR17", "IVOR18", "IVOR19",
        "IVOR20", "IVOR21", "IVOR22", "IVOR23",
        "IVOR24", "IVOR25", "IVOR26", "IVOR27",
        "IVOR28", "IVOR29", "IVOR30", "IVOR31",
        "IVOR32", "IVOR33", "IVOR34", "IVOR35",
        "IVOR36", "IVOR37", "IVOR38", "IVOR39",
        "IVOR40", "IVOR41", "IVOR42", "IVOR43",
        "IVOR44", "IVOR45", "IVOR46", "IVOR47",
        "IVOR48", "IVOR49", "IVOR50", "IVOR51",
        "IVOR52", "IVOR53", "IVOR54", "IVOR55",
        "IVOR56", "IVOR57", "IVOR58", "IVOR59",
        "IVOR60", "IVOR61", "IVOR62", "IVOR63",
    };
#define SPR_BOOKE_IVORxx (-1)
    int ivor_sprn[64] = {
        SPR_BOOKE_IVOR0,  SPR_BOOKE_IVOR1,  SPR_BOOKE_IVOR2,  SPR_BOOKE_IVOR3,
        SPR_BOOKE_IVOR4,  SPR_BOOKE_IVOR5,  SPR_BOOKE_IVOR6,  SPR_BOOKE_IVOR7,
        SPR_BOOKE_IVOR8,  SPR_BOOKE_IVOR9,  SPR_BOOKE_IVOR10, SPR_BOOKE_IVOR11,
        SPR_BOOKE_IVOR12, SPR_BOOKE_IVOR13, SPR_BOOKE_IVOR14, SPR_BOOKE_IVOR15,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVOR32, SPR_BOOKE_IVOR33, SPR_BOOKE_IVOR34, SPR_BOOKE_IVOR35,
        SPR_BOOKE_IVOR36, SPR_BOOKE_IVOR37, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
        SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,
    };
    int i;

    /* Interrupt 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);
    /* Debug */
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_IAC1, "IAC1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_IAC2, "IAC2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DAC1, "DAC1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DAC2, "DAC2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DBCR0, "DBCR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DBCR1, "DBCR1",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DBCR2, "DBCR2",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    /* XXX : not implemented */
    spr_register(env, SPR_BOOKE_DBSR, "DBSR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_clear,
                 0x00000000);
    spr_register(env, SPR_BOOKE_DEAR, "DEAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_BOOKE_ESR, "ESR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_BOOKE_IVPR, "IVPR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_excp_prefix,
                 0x00000000);
    /* Exception vectors */
    for (i = 0; i < 64; i++) {
        if (ivor_mask & (1ULL << i)) {
            if (ivor_sprn[i] == SPR_BOOKE_IVORxx) {
                fprintf(stderr, "ERROR: IVOR %d SPR is not defined\n", i);
                exit(1);
            }
            spr_register(env, ivor_sprn[i], ivor_names[i],
                         SPR_NOACCESS, SPR_NOACCESS,
                         &spr_read_generic, &spr_write_excp_vector,
                         0x00000000);
        }
    }
    spr_register(env, SPR_BOOKE_PID, "PID",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    spr_register(env, SPR_BOOKE_TCR, "TCR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_booke_tcr,
                 0x00000000);
    spr_register(env, SPR_BOOKE_TSR, "TSR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_booke_tsr,
                 0x00000000);
    /* Timer */
    spr_register(env, SPR_DECR, "DECR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_decr, &spr_write_decr,
                 0x00000000);
    spr_register(env, SPR_BOOKE_DECAR, "DECAR",
                 SPR_NOACCESS, SPR_NOACCESS,
                 SPR_NOACCESS, &spr_write_generic,
                 0x00000000);
    /* SPRGs */
    spr_register(env, SPR_USPRG0, "USPRG0",
                 &spr_read_generic, &spr_write_generic,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000);
    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);
}

/* FSL storage control registers */
static void gen_spr_BookE_FSL (CPUPPCState *env, uint32_t mas_mask)
{
#if !defined(CONFIG_USER_ONLY)
    const unsigned char *mas_names[8] = {
        "MAS0", "MAS1", "MAS2", "MAS3", "MAS4", "MAS5", "MAS6", "MAS7",
    };
    int mas_sprn[8] = {
        SPR_BOOKE_MAS0, SPR_BOOKE_MAS1, SPR_BOOKE_MAS2, SPR_BOOKE_MAS3,
        SPR_BOOKE_MAS4, SPR_BOOKE_MAS5, SPR_BOOKE_MAS6, SPR_BOOKE_MAS7,
    };
    int i;

    /* TLB assist registers */
    /* XXX : not implemented */
    for (i = 0; i < 8; i++) {
        if (mas_mask & (1 << i)) {
            spr_register(env, mas_sprn[i], mas_names[i],
                         SPR_NOACCESS, SPR_NOACCESS,
                         &spr_read_generic, &spr_write_generic,
                         0x00000000);
        }
    }
    if (env->nb_pids > 1) {
        /* XXX : not implemented */
        spr_register(env, SPR_BOOKE_PID1, "PID1",
                     SPR_NOACCESS, SPR_NOACCESS,
                     &spr_read_generic, &spr_write_generic,
                     0x00000000);
    }
    if (env->nb_pids > 2) {
        /* XXX : not implemented */
        spr_register(env, SPR_BOOKE_PID2, "PID2",
                     SPR_NOACCESS, SPR_NOACCESS,
                     &spr_read_generic, &spr_write_generic,
                     0x00000000);
    }
    /* XXX : not implemented */
    spr_register(env, SPR_MMUCFG, "MMUCFG",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, SPR_NOACCESS,
                 0x00000000); /* TOFIX */
    /* XXX : not implemented */
    spr_register(env, SPR_MMUCSR0, "MMUCSR0",
                 SPR_NOACCESS, SPR_NOACCESS,
                 &spr_read_generic, &spr_write_generic,
                 0x00000000); /* TOFIX */
    switch (env->nb_ways) {
    case 4:
        /* XXX : not implemented */
        spr_register(env, SPR_BOOKE_TLB3CFG, "TLB3CFG",
                     SPR_NOACCESS, SPR_NOACCESS,
                     &spr_read_generic, SPR_NOACCESS,
                     0x00000000); /* TOFIX */
        /* Fallthru */