コード例 #1
0
ファイル: cpu.c プロジェクト: AjayMashi/x-tier
static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model)
{
    unsigned int i;
    const sparc_def_t *def = NULL;
    char *s = g_strdup(cpu_model);
    char *featurestr, *name = strtok(s, ",");
    uint32_t plus_features = 0;
    uint32_t minus_features = 0;
    uint64_t iu_version;
    uint32_t fpu_version, mmu_version, nwindows;

    for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
        if (strcasecmp(name, sparc_defs[i].name) == 0) {
            def = &sparc_defs[i];
        }
    }
    if (!def) {
        goto error;
    }
    memcpy(cpu_def, def, sizeof(*def));

    featurestr = strtok(NULL, ",");
    while (featurestr) {
        char *val;

        if (featurestr[0] == '+') {
            add_flagname_to_bitmaps(featurestr + 1, &plus_features);
        } else if (featurestr[0] == '-') {
            add_flagname_to_bitmaps(featurestr + 1, &minus_features);
        } else if ((val = strchr(featurestr, '='))) {
            *val = 0; val++;
            if (!strcmp(featurestr, "iu_version")) {
                char *err;

                iu_version = strtoll(val, &err, 0);
                if (!*val || *err) {
                    fprintf(stderr, "bad numerical value %s\n", val);
                    goto error;
                }
                cpu_def->iu_version = iu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version);
#endif
            } else if (!strcmp(featurestr, "fpu_version")) {
                char *err;

                fpu_version = strtol(val, &err, 0);
                if (!*val || *err) {
                    fprintf(stderr, "bad numerical value %s\n", val);
                    goto error;
                }
                cpu_def->fpu_version = fpu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "fpu_version %x\n", fpu_version);
#endif
            } else if (!strcmp(featurestr, "mmu_version")) {
                char *err;

                mmu_version = strtol(val, &err, 0);
                if (!*val || *err) {
                    fprintf(stderr, "bad numerical value %s\n", val);
                    goto error;
                }
                cpu_def->mmu_version = mmu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "mmu_version %x\n", mmu_version);
#endif
            } else if (!strcmp(featurestr, "nwindows")) {
                char *err;

                nwindows = strtol(val, &err, 0);
                if (!*val || *err || nwindows > MAX_NWINDOWS ||
                    nwindows < MIN_NWINDOWS) {
                    fprintf(stderr, "bad numerical value %s\n", val);
                    goto error;
                }
                cpu_def->nwindows = nwindows;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "nwindows %d\n", nwindows);
#endif
            } else {
                fprintf(stderr, "unrecognized feature %s\n", featurestr);
                goto error;
            }
        } else {
            fprintf(stderr, "feature string `%s' not in format "
                    "(+feature|-feature|feature=xyz)\n", featurestr);
            goto error;
        }
        featurestr = strtok(NULL, ",");
    }
    cpu_def->features |= plus_features;
    cpu_def->features &= ~minus_features;
#ifdef DEBUG_FEATURES
    print_features(stderr, fprintf, cpu_def->features, NULL);
#endif
    g_free(s);
    return 0;

 error:
    free(s);
    return -1;
}
コード例 #2
0
ファイル: cpu.c プロジェクト: AbnerChang/RiscVQemuPcat
static void sparc_cpu_parse_features(CPUState *cs, char *features,
                                     Error **errp)
{
    SPARCCPU *cpu = SPARC_CPU(cs);
    sparc_def_t *cpu_def = cpu->env.def;
    char *featurestr;
    uint32_t plus_features = 0;
    uint32_t minus_features = 0;
    uint64_t iu_version;
    uint32_t fpu_version, mmu_version, nwindows;

    featurestr = features ? strtok(features, ",") : NULL;
    while (featurestr) {
        char *val;

        if (featurestr[0] == '+') {
            add_flagname_to_bitmaps(featurestr + 1, &plus_features);
        } else if (featurestr[0] == '-') {
            add_flagname_to_bitmaps(featurestr + 1, &minus_features);
        } else if ((val = strchr(featurestr, '='))) {
            *val = 0; val++;
            if (!strcmp(featurestr, "iu_version")) {
                char *err;

                iu_version = strtoll(val, &err, 0);
                if (!*val || *err) {
                    error_setg(errp, "bad numerical value %s", val);
                    return;
                }
                cpu_def->iu_version = iu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version);
#endif
            } else if (!strcmp(featurestr, "fpu_version")) {
                char *err;

                fpu_version = strtol(val, &err, 0);
                if (!*val || *err) {
                    error_setg(errp, "bad numerical value %s", val);
                    return;
                }
                cpu_def->fpu_version = fpu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "fpu_version %x\n", fpu_version);
#endif
            } else if (!strcmp(featurestr, "mmu_version")) {
                char *err;

                mmu_version = strtol(val, &err, 0);
                if (!*val || *err) {
                    error_setg(errp, "bad numerical value %s", val);
                    return;
                }
                cpu_def->mmu_version = mmu_version;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "mmu_version %x\n", mmu_version);
#endif
            } else if (!strcmp(featurestr, "nwindows")) {
                char *err;

                nwindows = strtol(val, &err, 0);
                if (!*val || *err || nwindows > MAX_NWINDOWS ||
                    nwindows < MIN_NWINDOWS) {
                    error_setg(errp, "bad numerical value %s", val);
                    return;
                }
                cpu_def->nwindows = nwindows;
#ifdef DEBUG_FEATURES
                fprintf(stderr, "nwindows %d\n", nwindows);
#endif
            } else {
                error_setg(errp, "unrecognized feature %s", featurestr);
                return;
            }
        } else {
            error_setg(errp, "feature string `%s' not in format "
                             "(+feature|-feature|feature=xyz)", featurestr);
            return;
        }
        featurestr = strtok(NULL, ",");
    }
    cpu_def->features |= plus_features;
    cpu_def->features &= ~minus_features;
#ifdef DEBUG_FEATURES
    print_features(stderr, fprintf, cpu_def->features, NULL);
#endif
}