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unicorn/qemu/target/sparc/cpu.c
Peter Maydell 77d90985cc
target/sparc: Switch to do_transaction_failed() hook 
Switch the SPARC target from the old unassigned_access hook to the
new do_transaction_failed hook.

This will cause the "if transaction failed" code paths added in
the previous commits to become active if the access is to an
unassigned address. In particular we'll now handle bus errors
during page table walks correctly (generating a translation
error with the right kind of fault status).

Backports commit f8c3db33a5e863291182f8862ddf81618a7c6194 from qemu
2019-11-28 02:56:50 -05:00

921 lines
24 KiB
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/*
* 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 "exec/exec-all.h"
#include "hw/sparc/sparc.h"
//#define DEBUG_FEATURES
/* CPUClass::reset() */
static void sparc_cpu_reset(CPUState *s)
{
SPARCCPU *cpu = SPARC_CPU(s->uc, s);
SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(s->uc, cpu);
CPUSPARCState *env = &cpu->env;
scc->parent_reset(s);
memset(env, 0, offsetof(CPUSPARCState, end_reset_fields));
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;
if (!cpu_has_hypervisor(env)) {
env->pstate |= PS_AG;
}
env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0;
env->tl = env->maxtl;
env->gl = 2;
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->uc, 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;
}
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
{
"Fujitsu Sparc64",
((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
4,
4,
},
{
"Fujitsu Sparc64 III",
((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
5,
4,
},
{
"Fujitsu Sparc64 IV",
((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Fujitsu Sparc64 V",
((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"TI UltraSparc I",
((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"TI UltraSparc II",
((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"TI UltraSparc IIi",
((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"TI UltraSparc IIe",
((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc III",
((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc III Cu",
((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)),
0x00000000,
mmu_us_3,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc IIIi",
((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc IV",
((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)),
0x00000000,
mmu_us_4,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc IV+",
((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT,
8,
5,
},
{
"Sun UltraSparc IIIi+",
((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)),
0x00000000,
mmu_us_3,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
{
"Sun UltraSparc T1",
/* defined in sparc_ifu_fdp.v and ctu.h */
((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)),
0x00000000,
mmu_sun4v,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
| CPU_FEATURE_GL,
8,
6,
},
{
"Sun UltraSparc T2",
/* defined in tlu_asi_ctl.v and n2_revid_cust.v */
((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)),
0x00000000,
mmu_sun4v,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
| CPU_FEATURE_GL,
8,
6,
},
{
"NEC UltraSparc I",
((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
0x00000000,
mmu_us_12,
0,0,0,0,0,0,
CPU_DEFAULT_FEATURES,
8,
5,
},
#else
{
"Fujitsu MB86904",
0x04 << 24, /* Impl 0, ver 4 */
4 << 17, /* FPU version 4 (Meiko) */
0x04 << 24, /* Impl 0, ver 4 */
0x00004000,
0x00ffffc0,
0x000000ff,
0x00016fff,
0x00ffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"Fujitsu MB86907",
0x05 << 24, /* Impl 0, ver 5 */
4 << 17, /* FPU version 4 (Meiko) */
0x05 << 24, /* Impl 0, ver 5 */
0x00004000,
0xffffffc0,
0x000000ff,
0x00016fff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI MicroSparc I",
0x41000000,
4 << 17,
0x41000000,
0x00004000,
0x007ffff0,
0x0000003f,
0x00016fff,
0x0000003f,
0,
CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL |
CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT |
CPU_FEATURE_FMUL,
7,
0,
},
{
"TI MicroSparc II",
0x42000000,
4 << 17,
0x02000000,
0x00004000,
0x00ffffc0,
0x000000ff,
0x00016fff,
0x00ffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI MicroSparc IIep",
0x42000000,
4 << 17,
0x04000000,
0x00004000,
0x00ffffc0,
0x000000ff,
0x00016bff,
0x00ffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc 40", /* STP1020NPGA */
0x41000000, /* SuperSPARC 2.x */
0 << 17,
0x00000800, /* SuperSPARC 2.x, no MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc 50", /* STP1020PGA */
0x40000000, /* SuperSPARC 3.x */
0 << 17,
0x01000800, /* SuperSPARC 3.x, no MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc 51",
0x40000000, /* SuperSPARC 3.x */
0 << 17,
0x01000000, /* SuperSPARC 3.x, MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0x00000104,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc 60", /* STP1020APGA */
0x40000000, /* SuperSPARC 3.x */
0 << 17,
0x01000800, /* SuperSPARC 3.x, no MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc 61",
0x44000000, /* SuperSPARC 3.x */
0 << 17,
0x01000000, /* SuperSPARC 3.x, MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0x00000104,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"TI SuperSparc II",
0x40000000, /* SuperSPARC II 1.x */
0 << 17,
0x08000000, /* SuperSPARC II 1.x, MXCC */
0x00002000,
0xffffffc0,
0x0000ffff,
0xffffffff,
0xffffffff,
0x00000104,
CPU_DEFAULT_FEATURES,
8,
0,
},
{
"LEON2",
0xf2000000,
4 << 17, /* FPU version 4 (Meiko) */
0xf2000000,
0x00004000,
0x007ffff0,
0x0000003f,
0xffffffff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
8,
0,
},
{
"LEON3",
0xf3000000,
4 << 17, /* FPU version 4 (Meiko) */
0xf3000000,
0x00000000,
0xfffffffc,
0x000000ff,
0xffffffff,
0xffffffff,
0,
CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN |
CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL | CPU_FEATURE_POWERDOWN |
CPU_FEATURE_CASA,
8,
0,
},
#endif
};
static const char * const feature_name[] = {
"float",
"float128",
"swap",
"mul",
"div",
"flush",
"fsqrt",
"fmul",
"vis1",
"vis2",
"fsmuld",
"hypv",
"cmt",
"gl",
};
#if 0
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]);
}
}
}
#endif
static void
cpu_add_feat_as_prop(const char *typename, const char *name, const char *val)
{
// Unicorn: if'd out
#if 0
GlobalProperty *prop = g_new0(typeof(*prop), 1);
prop->driver = typename;
prop->property = g_strdup(name);
prop->value = g_strdup(val);
prop->errp = &error_fatal;
qdev_prop_register_global(prop);
#endif
}
/* Parse "+feature,-feature,feature=foo" CPU feature string */
static void sparc_cpu_parse_features(struct uc_struct *uc, const char *typename, char *features,
Error **errp)
{
GList *l, *plus_features = NULL, *minus_features = NULL;
char *featurestr; /* Single 'key=value" string being parsed */
static bool cpu_globals_initialized;
if (cpu_globals_initialized) {
return;
}
cpu_globals_initialized = true;
if (!features) {
return;
}
for (featurestr = strtok(features, ",");
featurestr;
featurestr = strtok(NULL, ",")) {
const char *name;
const char *val = NULL;
char *eq = NULL;
/* Compatibility syntax: */
if (featurestr[0] == '+') {
plus_features = g_list_append(plus_features,
g_strdup(featurestr + 1));
continue;
} else if (featurestr[0] == '-') {
minus_features = g_list_append(minus_features,
g_strdup(featurestr + 1));
continue;
}
eq = strchr(featurestr, '=');
name = featurestr;
if (eq) {
*eq++ = 0;
val = eq;
/*
* Temporarily, only +feat/-feat will be supported
* for boolean properties until we remove the
* minus-overrides-plus semantics and just follow
* the order options appear on the command-line.
*
* TODO: warn if user is relying on minus-override-plus semantics
* TODO: remove minus-override-plus semantics after
* warning for a few releases
*/
if (!strcasecmp(val, "on") ||
!strcasecmp(val, "off") ||
!strcasecmp(val, "true") ||
!strcasecmp(val, "false")) {
error_setg(errp, "Boolean properties in format %s=%s"
" are not supported", name, val);
return;
}
} else {
error_setg(errp, "Unsupported property format: %s", name);
return;
}
cpu_add_feat_as_prop(typename, name, val);
}
for (l = plus_features; l; l = l->next) {
const char *name = l->data;
cpu_add_feat_as_prop(typename, name, "on");
}
g_list_free_full(plus_features, g_free);
for (l = minus_features; l; l = l->next) {
const char *name = l->data;
cpu_add_feat_as_prop(typename, name, "off");
}
g_list_free_full(minus_features, g_free);
}
#if 0
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 gl: %d\n", env->asi, env->tl,
env->psrpil, env->gl);
cpu_fprintf(f, "tbr: " TARGET_FMT_lx " hpstate: " TARGET_FMT_lx " htba: "
TARGET_FMT_lx "\n", env->tbr, env->hpstate, env->htba);
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");
}
#endif
static void sparc_cpu_set_pc(CPUState *cs, vaddr value)
{
SPARCCPU *cpu = SPARC_CPU(cs->uc, 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->uc, 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->uc, cs);
CPUSPARCState *env = &cpu->env;
return (cs->interrupt_request & CPU_INTERRUPT_HARD) &&
cpu_interrupts_enabled(env);
}
static char *sparc_cpu_type_name(const char *cpu_model)
{
char *name = g_strdup_printf(SPARC_CPU_TYPE_NAME("%s"), cpu_model);
char *s = name;
/* SPARC cpu model names happen to have whitespaces,
* as type names shouldn't have spaces replace them with '-'
*/
while ((s = strchr(s, ' '))) {
*s = '-';
}
return name;
}
static ObjectClass *sparc_cpu_class_by_name(struct uc_struct *uc, const char *cpu_model)
{
ObjectClass *oc;
char *typename;
if (cpu_model == NULL) {
return NULL;
}
typename = sparc_cpu_type_name(cpu_model);
oc = object_class_by_name(uc, typename);
g_free(typename);
return oc;
}
static int sparc_cpu_realizefn(struct uc_struct *uc, DeviceState *dev, Error **errp)
{
SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(uc, dev);
SPARCCPU *cpu = SPARC_CPU(uc, dev);
CPUSPARCState *env = &cpu->env;
#if defined(CONFIG_USER_ONLY)
if ((env->def.features & CPU_FEATURE_FLOAT)) {
env->def.features |= CPU_FEATURE_FLOAT128;
}
#endif
env->version = env->def.iu_version;
env->fsr = env->def.fpu_version;
env->nwindows = env->def.nwindows;
#if !defined(TARGET_SPARC64)
env->mmuregs[0] |= env->def.mmu_version;
cpu_sparc_set_id(env, 0);
env->mxccregs[7] |= env->def.mxcc_version;
#else
env->mmu_version = env->def.mmu_version;
env->maxtl = env->def.maxtl;
env->version |= env->def.maxtl << 8;
env->version |= env->def.nwindows - 1;
#endif
qemu_init_vcpu(CPU(dev));
scc->parent_realize(uc, dev, errp);
return 0;
}
static void sparc_cpu_initfn(struct uc_struct *uc, Object *obj, void *opaque)
{
CPUState *cs = CPU(obj);
SPARCCPU *cpu = SPARC_CPU(uc, obj);
SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(uc, obj);
CPUSPARCState *env = &cpu->env;
cpu_set_cpustate_pointers(cpu);
cpu_exec_init(cs, &error_abort, opaque);
if (scc->cpu_def) {
env->def = *scc->cpu_def;
}
}
static void sparc_cpu_class_init(struct uc_struct *uc, ObjectClass *oc, void *data)
{
SPARCCPUClass *scc = SPARC_CPU_CLASS(uc, oc);
CPUClass *cc = CPU_CLASS(uc, oc);
DeviceClass *dc = DEVICE_CLASS(uc, oc);
scc->parent_realize = dc->realize;
dc->realize = sparc_cpu_realizefn;
scc->parent_reset = cc->reset;
cc->reset = sparc_cpu_reset;
cc->class_by_name = sparc_cpu_class_by_name;
cc->parse_features = sparc_cpu_parse_features;
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->tlb_fill = sparc_cpu_tlb_fill;
#ifndef CONFIG_USER_ONLY
cc->do_transaction_failed = sparc_cpu_do_transaction_failed;
cc->do_unaligned_access = sparc_cpu_do_unaligned_access;
cc->get_phys_page_debug = sparc_cpu_get_phys_page_debug;
// Unicorn: commented out
//cc->vmsd = &vmstate_sparc_cpu;
#endif
cc->tcg_initialize = sparc_tcg_init;
}
static void sparc_cpu_cpudef_class_init(struct uc_struct *uc, ObjectClass *oc, void *data)
{
SPARCCPUClass *scc = SPARC_CPU_CLASS(uc, oc);
scc->cpu_def = data;
}
static void sparc_register_cpudef_type(struct uc_struct *uc, const struct sparc_def_t *def)
{
char *typename = sparc_cpu_type_name(def->name);
const TypeInfo ti = {
typename,
TYPE_SPARC_CPU,
0,
0,
uc,
NULL,
NULL,
NULL,
(void *)def,
sparc_cpu_cpudef_class_init,
};
type_register(uc, &ti);
g_free(typename);
}
void sparc_cpu_register_types(void *opaque)
{
int i;
const TypeInfo sparc_cpu_type_info = {
TYPE_SPARC_CPU,
TYPE_CPU,
sizeof(SPARCCPUClass),
sizeof(SPARCCPU),
opaque,
sparc_cpu_initfn,
NULL,
NULL,
NULL,
sparc_cpu_class_init,
NULL,
NULL,
true,
};
type_register(opaque, &sparc_cpu_type_info);
for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
sparc_register_cpudef_type(opaque, &sparc_defs[i]);
}
}
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