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-rw-r--r--target/sparc/cpu.c895
1 files changed, 895 insertions, 0 deletions
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
new file mode 100644
index 0000000000..4e07b92fbd
--- /dev/null
+++ b/target/sparc/cpu.c
@@ -0,0 +1,895 @@
+/*
+ * Sparc CPU init helpers
+ *
+ * Copyright (c) 2003-2005 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "cpu.h"
+#include "qemu/error-report.h"
+#include "exec/exec-all.h"
+
+//#define DEBUG_FEATURES
+
+static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model);
+
+/* CPUClass::reset() */
+static void sparc_cpu_reset(CPUState *s)
+{
+ SPARCCPU *cpu = SPARC_CPU(s);
+ SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(cpu);
+ CPUSPARCState *env = &cpu->env;
+
+ scc->parent_reset(s);
+
+ memset(env, 0, offsetof(CPUSPARCState, version));
+ tlb_flush(s, 1);
+ env->cwp = 0;
+#ifndef TARGET_SPARC64
+ env->wim = 1;
+#endif
+ env->regwptr = env->regbase + (env->cwp * 16);
+ CC_OP = CC_OP_FLAGS;
+#if defined(CONFIG_USER_ONLY)
+#ifdef TARGET_SPARC64
+ env->cleanwin = env->nwindows - 2;
+ env->cansave = env->nwindows - 2;
+ env->pstate = PS_RMO | PS_PEF | PS_IE;
+ env->asi = 0x82; /* Primary no-fault */
+#endif
+#else
+#if !defined(TARGET_SPARC64)
+ env->psret = 0;
+ env->psrs = 1;
+ env->psrps = 1;
+#endif
+#ifdef TARGET_SPARC64
+ env->pstate = PS_PRIV|PS_RED|PS_PEF|PS_AG;
+ env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0;
+ env->tl = env->maxtl;
+ cpu_tsptr(env)->tt = TT_POWER_ON_RESET;
+ env->lsu = 0;
+#else
+ env->mmuregs[0] &= ~(MMU_E | MMU_NF);
+ env->mmuregs[0] |= env->def->mmu_bm;
+#endif
+ env->pc = 0;
+ env->npc = env->pc + 4;
+#endif
+ env->cache_control = 0;
+}
+
+static bool sparc_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
+{
+ if (interrupt_request & CPU_INTERRUPT_HARD) {
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+
+ if (cpu_interrupts_enabled(env) && env->interrupt_index > 0) {
+ int pil = env->interrupt_index & 0xf;
+ int type = env->interrupt_index & 0xf0;
+
+ if (type != TT_EXTINT || cpu_pil_allowed(env, pil)) {
+ cs->exception_index = env->interrupt_index;
+ sparc_cpu_do_interrupt(cs);
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+static void cpu_sparc_disas_set_info(CPUState *cpu, disassemble_info *info)
+{
+ info->print_insn = print_insn_sparc;
+#ifdef TARGET_SPARC64
+ info->mach = bfd_mach_sparc_v9b;
+#endif
+}
+
+static void sparc_cpu_parse_features(CPUState *cs, char *features,
+ Error **errp);
+
+static int cpu_sparc_register(SPARCCPU *cpu, const char *cpu_model)
+{
+ CPUSPARCState *env = &cpu->env;
+ char *s = g_strdup(cpu_model);
+ char *featurestr, *name = strtok(s, ",");
+ sparc_def_t def1, *def = &def1;
+ Error *err = NULL;
+
+ if (cpu_sparc_find_by_name(def, name) < 0) {
+ g_free(s);
+ return -1;
+ }
+
+ env->def = g_memdup(def, sizeof(*def));
+
+ featurestr = strtok(NULL, ",");
+ sparc_cpu_parse_features(CPU(cpu), featurestr, &err);
+ g_free(s);
+ if (err) {
+ error_report_err(err);
+ return -1;
+ }
+
+ env->version = def->iu_version;
+ env->fsr = def->fpu_version;
+ env->nwindows = def->nwindows;
+#if !defined(TARGET_SPARC64)
+ env->mmuregs[0] |= def->mmu_version;
+ cpu_sparc_set_id(env, 0);
+ env->mxccregs[7] |= def->mxcc_version;
+#else
+ env->mmu_version = def->mmu_version;
+ env->maxtl = def->maxtl;
+ env->version |= def->maxtl << 8;
+ env->version |= def->nwindows - 1;
+#endif
+ return 0;
+}
+
+SPARCCPU *cpu_sparc_init(const char *cpu_model)
+{
+ SPARCCPU *cpu;
+
+ cpu = SPARC_CPU(object_new(TYPE_SPARC_CPU));
+
+ if (cpu_sparc_register(cpu, cpu_model) < 0) {
+ object_unref(OBJECT(cpu));
+ return NULL;
+ }
+
+ object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
+
+ return cpu;
+}
+
+void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu)
+{
+#if !defined(TARGET_SPARC64)
+ env->mxccregs[7] = ((cpu + 8) & 0xf) << 24;
+#endif
+}
+
+static const sparc_def_t sparc_defs[] = {
+#ifdef TARGET_SPARC64
+ {
+ .name = "Fujitsu Sparc64",
+ .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 4,
+ .maxtl = 4,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Fujitsu Sparc64 III",
+ .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 5,
+ .maxtl = 4,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Fujitsu Sparc64 IV",
+ .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Fujitsu Sparc64 V",
+ .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI UltraSparc I",
+ .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI UltraSparc II",
+ .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI UltraSparc IIi",
+ .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI UltraSparc IIe",
+ .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc III",
+ .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc III Cu",
+ .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_3,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc IIIi",
+ .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc IV",
+ .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_4,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc IV+",
+ .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT,
+ },
+ {
+ .name = "Sun UltraSparc IIIi+",
+ .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_3,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Sun UltraSparc T1",
+ /* defined in sparc_ifu_fdp.v and ctu.h */
+ .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_sun4v,
+ .nwindows = 8,
+ .maxtl = 6,
+ .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
+ | CPU_FEATURE_GL,
+ },
+ {
+ .name = "Sun UltraSparc T2",
+ /* defined in tlu_asi_ctl.v and n2_revid_cust.v */
+ .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_sun4v,
+ .nwindows = 8,
+ .maxtl = 6,
+ .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
+ | CPU_FEATURE_GL,
+ },
+ {
+ .name = "NEC UltraSparc I",
+ .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
+ .fpu_version = 0x00000000,
+ .mmu_version = mmu_us_12,
+ .nwindows = 8,
+ .maxtl = 5,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+#else
+ {
+ .name = "Fujitsu MB86904",
+ .iu_version = 0x04 << 24, /* Impl 0, ver 4 */
+ .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
+ .mmu_version = 0x04 << 24, /* Impl 0, ver 4 */
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0x00ffffc0,
+ .mmu_cxr_mask = 0x000000ff,
+ .mmu_sfsr_mask = 0x00016fff,
+ .mmu_trcr_mask = 0x00ffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "Fujitsu MB86907",
+ .iu_version = 0x05 << 24, /* Impl 0, ver 5 */
+ .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
+ .mmu_version = 0x05 << 24, /* Impl 0, ver 5 */
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x000000ff,
+ .mmu_sfsr_mask = 0x00016fff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI MicroSparc I",
+ .iu_version = 0x41000000,
+ .fpu_version = 4 << 17,
+ .mmu_version = 0x41000000,
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0x007ffff0,
+ .mmu_cxr_mask = 0x0000003f,
+ .mmu_sfsr_mask = 0x00016fff,
+ .mmu_trcr_mask = 0x0000003f,
+ .nwindows = 7,
+ .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL |
+ CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT |
+ CPU_FEATURE_FMUL,
+ },
+ {
+ .name = "TI MicroSparc II",
+ .iu_version = 0x42000000,
+ .fpu_version = 4 << 17,
+ .mmu_version = 0x02000000,
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0x00ffffc0,
+ .mmu_cxr_mask = 0x000000ff,
+ .mmu_sfsr_mask = 0x00016fff,
+ .mmu_trcr_mask = 0x00ffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI MicroSparc IIep",
+ .iu_version = 0x42000000,
+ .fpu_version = 4 << 17,
+ .mmu_version = 0x04000000,
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0x00ffffc0,
+ .mmu_cxr_mask = 0x000000ff,
+ .mmu_sfsr_mask = 0x00016bff,
+ .mmu_trcr_mask = 0x00ffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc 40", /* STP1020NPGA */
+ .iu_version = 0x41000000, /* SuperSPARC 2.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x00000800, /* SuperSPARC 2.x, no MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc 50", /* STP1020PGA */
+ .iu_version = 0x40000000, /* SuperSPARC 3.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc 51",
+ .iu_version = 0x40000000, /* SuperSPARC 3.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .mxcc_version = 0x00000104,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc 60", /* STP1020APGA */
+ .iu_version = 0x40000000, /* SuperSPARC 3.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc 61",
+ .iu_version = 0x44000000, /* SuperSPARC 3.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .mxcc_version = 0x00000104,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "TI SuperSparc II",
+ .iu_version = 0x40000000, /* SuperSPARC II 1.x */
+ .fpu_version = 0 << 17,
+ .mmu_version = 0x08000000, /* SuperSPARC II 1.x, MXCC */
+ .mmu_bm = 0x00002000,
+ .mmu_ctpr_mask = 0xffffffc0,
+ .mmu_cxr_mask = 0x0000ffff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .mxcc_version = 0x00000104,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES,
+ },
+ {
+ .name = "LEON2",
+ .iu_version = 0xf2000000,
+ .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
+ .mmu_version = 0xf2000000,
+ .mmu_bm = 0x00004000,
+ .mmu_ctpr_mask = 0x007ffff0,
+ .mmu_cxr_mask = 0x0000003f,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
+ },
+ {
+ .name = "LEON3",
+ .iu_version = 0xf3000000,
+ .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
+ .mmu_version = 0xf3000000,
+ .mmu_bm = 0x00000000,
+ .mmu_ctpr_mask = 0xfffffffc,
+ .mmu_cxr_mask = 0x000000ff,
+ .mmu_sfsr_mask = 0xffffffff,
+ .mmu_trcr_mask = 0xffffffff,
+ .nwindows = 8,
+ .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN |
+ CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL | CPU_FEATURE_POWERDOWN |
+ CPU_FEATURE_CASA,
+ },
+#endif
+};
+
+static const char * const feature_name[] = {
+ "float",
+ "float128",
+ "swap",
+ "mul",
+ "div",
+ "flush",
+ "fsqrt",
+ "fmul",
+ "vis1",
+ "vis2",
+ "fsmuld",
+ "hypv",
+ "cmt",
+ "gl",
+};
+
+static void print_features(FILE *f, fprintf_function cpu_fprintf,
+ uint32_t features, const char *prefix)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
+ if (feature_name[i] && (features & (1 << i))) {
+ if (prefix) {
+ (*cpu_fprintf)(f, "%s", prefix);
+ }
+ (*cpu_fprintf)(f, "%s ", feature_name[i]);
+ }
+ }
+}
+
+static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
+ if (feature_name[i] && !strcmp(flagname, feature_name[i])) {
+ *features |= 1 << i;
+ return;
+ }
+ }
+ error_report("CPU feature %s not found", flagname);
+}
+
+static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *name)
+{
+ unsigned int i;
+ const sparc_def_t *def = NULL;
+
+ for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
+ if (strcasecmp(name, sparc_defs[i].name) == 0) {
+ def = &sparc_defs[i];
+ }
+ }
+ if (!def) {
+ return -1;
+ }
+ memcpy(cpu_def, def, sizeof(*def));
+ return 0;
+}
+
+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
+}
+
+void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
+ (*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx
+ " FPU %08x MMU %08x NWINS %d ",
+ sparc_defs[i].name,
+ sparc_defs[i].iu_version,
+ sparc_defs[i].fpu_version,
+ sparc_defs[i].mmu_version,
+ sparc_defs[i].nwindows);
+ print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES &
+ ~sparc_defs[i].features, "-");
+ print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES &
+ sparc_defs[i].features, "+");
+ (*cpu_fprintf)(f, "\n");
+ }
+ (*cpu_fprintf)(f, "Default CPU feature flags (use '-' to remove): ");
+ print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES, NULL);
+ (*cpu_fprintf)(f, "\n");
+ (*cpu_fprintf)(f, "Available CPU feature flags (use '+' to add): ");
+ print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES, NULL);
+ (*cpu_fprintf)(f, "\n");
+ (*cpu_fprintf)(f, "Numerical features (use '=' to set): iu_version "
+ "fpu_version mmu_version nwindows\n");
+}
+
+static void cpu_print_cc(FILE *f, fprintf_function cpu_fprintf,
+ uint32_t cc)
+{
+ cpu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-',
+ cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-',
+ cc & PSR_CARRY ? 'C' : '-');
+}
+
+#ifdef TARGET_SPARC64
+#define REGS_PER_LINE 4
+#else
+#define REGS_PER_LINE 8
+#endif
+
+void sparc_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
+ int flags)
+{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+ int i, x;
+
+ cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc,
+ env->npc);
+
+ for (i = 0; i < 8; i++) {
+ if (i % REGS_PER_LINE == 0) {
+ cpu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1);
+ }
+ cpu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]);
+ if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ for (x = 0; x < 3; x++) {
+ for (i = 0; i < 8; i++) {
+ if (i % REGS_PER_LINE == 0) {
+ cpu_fprintf(f, "%%%c%d-%d: ",
+ x == 0 ? 'o' : (x == 1 ? 'l' : 'i'),
+ i, i + REGS_PER_LINE - 1);
+ }
+ cpu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]);
+ if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ }
+
+ for (i = 0; i < TARGET_DPREGS; i++) {
+ if ((i & 3) == 0) {
+ cpu_fprintf(f, "%%f%02d: ", i * 2);
+ }
+ cpu_fprintf(f, " %016" PRIx64, env->fpr[i].ll);
+ if ((i & 3) == 3) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+#ifdef TARGET_SPARC64
+ cpu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate,
+ (unsigned)cpu_get_ccr(env));
+ cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << PSR_CARRY_SHIFT);
+ cpu_fprintf(f, " xcc: ");
+ cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4));
+ cpu_fprintf(f, ") asi: %02x tl: %d pil: %x\n", env->asi, env->tl,
+ env->psrpil);
+ cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d "
+ "cleanwin: %d cwp: %d\n",
+ env->cansave, env->canrestore, env->otherwin, env->wstate,
+ env->cleanwin, env->nwindows - 1 - env->cwp);
+ cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: "
+ TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs);
+#else
+ cpu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env));
+ cpu_print_cc(f, cpu_fprintf, cpu_get_psr(env));
+ cpu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-',
+ env->psrps ? 'P' : '-', env->psret ? 'E' : '-',
+ env->wim);
+ cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n",
+ env->fsr, env->y);
+#endif
+ cpu_fprintf(f, "\n");
+}
+
+static void sparc_cpu_set_pc(CPUState *cs, vaddr value)
+{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+
+ cpu->env.pc = value;
+ cpu->env.npc = value + 4;
+}
+
+static void sparc_cpu_synchronize_from_tb(CPUState *cs, TranslationBlock *tb)
+{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+
+ cpu->env.pc = tb->pc;
+ cpu->env.npc = tb->cs_base;
+}
+
+static bool sparc_cpu_has_work(CPUState *cs)
+{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+
+ return (cs->interrupt_request & CPU_INTERRUPT_HARD) &&
+ cpu_interrupts_enabled(env);
+}
+
+static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
+{
+ CPUState *cs = CPU(dev);
+ SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(dev);
+ Error *local_err = NULL;
+#if defined(CONFIG_USER_ONLY)
+ SPARCCPU *cpu = SPARC_CPU(dev);
+ CPUSPARCState *env = &cpu->env;
+
+ if ((env->def->features & CPU_FEATURE_FLOAT)) {
+ env->def->features |= CPU_FEATURE_FLOAT128;
+ }
+#endif
+
+ cpu_exec_realizefn(cs, &local_err);
+ if (local_err != NULL) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
+ qemu_init_vcpu(cs);
+
+ scc->parent_realize(dev, errp);
+}
+
+static void sparc_cpu_initfn(Object *obj)
+{
+ CPUState *cs = CPU(obj);
+ SPARCCPU *cpu = SPARC_CPU(obj);
+ CPUSPARCState *env = &cpu->env;
+
+ cs->env_ptr = env;
+
+ if (tcg_enabled()) {
+ gen_intermediate_code_init(env);
+ }
+}
+
+static void sparc_cpu_uninitfn(Object *obj)
+{
+ SPARCCPU *cpu = SPARC_CPU(obj);
+ CPUSPARCState *env = &cpu->env;
+
+ g_free(env->def);
+}
+
+static void sparc_cpu_class_init(ObjectClass *oc, void *data)
+{
+ SPARCCPUClass *scc = SPARC_CPU_CLASS(oc);
+ CPUClass *cc = CPU_CLASS(oc);
+ DeviceClass *dc = DEVICE_CLASS(oc);
+
+ scc->parent_realize = dc->realize;
+ dc->realize = sparc_cpu_realizefn;
+
+ scc->parent_reset = cc->reset;
+ cc->reset = sparc_cpu_reset;
+
+ cc->has_work = sparc_cpu_has_work;
+ cc->do_interrupt = sparc_cpu_do_interrupt;
+ cc->cpu_exec_interrupt = sparc_cpu_exec_interrupt;
+ cc->dump_state = sparc_cpu_dump_state;
+#if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
+ cc->memory_rw_debug = sparc_cpu_memory_rw_debug;
+#endif
+ cc->set_pc = sparc_cpu_set_pc;
+ cc->synchronize_from_tb = sparc_cpu_synchronize_from_tb;
+ cc->gdb_read_register = sparc_cpu_gdb_read_register;
+ cc->gdb_write_register = sparc_cpu_gdb_write_register;
+#ifdef CONFIG_USER_ONLY
+ cc->handle_mmu_fault = sparc_cpu_handle_mmu_fault;
+#else
+ cc->do_unassigned_access = sparc_cpu_unassigned_access;
+ cc->do_unaligned_access = sparc_cpu_do_unaligned_access;
+ cc->get_phys_page_debug = sparc_cpu_get_phys_page_debug;
+ cc->vmsd = &vmstate_sparc_cpu;
+#endif
+ cc->disas_set_info = cpu_sparc_disas_set_info;
+
+#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
+ cc->gdb_num_core_regs = 86;
+#else
+ cc->gdb_num_core_regs = 72;
+#endif
+}
+
+static const TypeInfo sparc_cpu_type_info = {
+ .name = TYPE_SPARC_CPU,
+ .parent = TYPE_CPU,
+ .instance_size = sizeof(SPARCCPU),
+ .instance_init = sparc_cpu_initfn,
+ .instance_finalize = sparc_cpu_uninitfn,
+ .abstract = false,
+ .class_size = sizeof(SPARCCPUClass),
+ .class_init = sparc_cpu_class_init,
+};
+
+static void sparc_cpu_register_types(void)
+{
+ type_register_static(&sparc_cpu_type_info);
+}
+
+type_init(sparc_cpu_register_types)