* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "exec.h"
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include <signal.h>
+#include <assert.h>
+
+#include "cpu.h"
+#include "exec-all.h"
//#define DEBUG_PCALL
//#define DEBUG_MMU
#else
-#define MMUSUFFIX _mmu
-#define GETPC() (__builtin_return_address(0))
-
-#define SHIFT 0
-#include "softmmu_template.h"
-
-#define SHIFT 1
-#include "softmmu_template.h"
-
-#define SHIFT 2
-#include "softmmu_template.h"
-
-#define SHIFT 3
-#include "softmmu_template.h"
-
-
-/* try to fill the TLB and return an exception if error. If retaddr is
- NULL, it means that the function was called in C code (i.e. not
- from generated code or from helper.c) */
-/* XXX: fix it to restore all registers */
-void tlb_fill(target_ulong addr, int is_write, int is_user, void *retaddr)
-{
- TranslationBlock *tb;
- int ret;
- unsigned long pc;
- CPUState *saved_env;
-
- /* XXX: hack to restore env in all cases, even if not called from
- generated code */
- saved_env = env;
- env = cpu_single_env;
-
- ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, is_user, 1);
- if (ret) {
- if (retaddr) {
- /* now we have a real cpu fault */
- pc = (unsigned long)retaddr;
- tb = tb_find_pc(pc);
- if (tb) {
- /* the PC is inside the translated code. It means that we have
- a virtual CPU fault */
- cpu_restore_state(tb, env, pc, (void *)T2);
- }
- }
- cpu_loop_exit();
- }
- env = saved_env;
-}
-
#ifndef TARGET_SPARC64
static const int access_table[8][8] = {
{ 0, 0, 0, 0, 2, 0, 3, 3 },
dst[7] = src[7];
}
-void set_cwp(int new_cwp)
-{
- /* put the modified wrap registers at their proper location */
- if (env->cwp == (NWINDOWS - 1))
- memcpy32(env->regbase, env->regbase + NWINDOWS * 16);
- env->cwp = new_cwp;
- /* put the wrap registers at their temporary location */
- if (new_cwp == (NWINDOWS - 1))
- memcpy32(env->regbase + NWINDOWS * 16, env->regbase);
- env->regwptr = env->regbase + (new_cwp * 16);
- REGWPTR = env->regwptr;
-}
-
-void cpu_set_cwp(CPUState *env1, int new_cwp)
-{
- CPUState *saved_env;
-#ifdef reg_REGWPTR
- target_ulong *saved_regwptr;
-#endif
-
- saved_env = env;
-#ifdef reg_REGWPTR
- saved_regwptr = REGWPTR;
-#endif
- env = env1;
- set_cwp(new_cwp);
- env = saved_env;
-#ifdef reg_REGWPTR
- REGWPTR = saved_regwptr;
-#endif
-}
-
-#ifdef TARGET_SPARC64
-void do_interrupt(int intno)
-{
-#ifdef DEBUG_PCALL
- if (loglevel & CPU_LOG_INT) {
- static int count;
- fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n",
- count, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- cpu_dump_state(env, logfile, fprintf, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- fprintf(logfile, " code=");
- ptr = (uint8_t *)env->pc;
- for(i = 0; i < 16; i++) {
- fprintf(logfile, " %02x", ldub(ptr + i));
- }
- fprintf(logfile, "\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->pstate & PS_IE) {
- cpu_abort(cpu_single_env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index);
- return;
- }
-#endif
- env->tstate[env->tl] = ((uint64_t)GET_CCR(env) << 32) | ((env->asi & 0xff) << 24) |
- ((env->pstate & 0xfff) << 8) | (env->cwp & 0xff);
- env->tpc[env->tl] = env->pc;
- env->tnpc[env->tl] = env->npc;
- env->tt[env->tl] = intno;
- env->tbr = env->tbr | (env->tl > 1) ? 1 << 14 : 0 | (intno << 4);
- env->tl++;
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = 0;
-}
-#else
-void do_interrupt(int intno)
-{
- int cwp;
-
-#ifdef DEBUG_PCALL
- if (loglevel & CPU_LOG_INT) {
- static int count;
- fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n",
- count, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- cpu_dump_state(env, logfile, fprintf, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- fprintf(logfile, " code=");
- ptr = (uint8_t *)env->pc;
- for(i = 0; i < 16; i++) {
- fprintf(logfile, " %02x", ldub(ptr + i));
- }
- fprintf(logfile, "\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->psret == 0) {
- cpu_abort(cpu_single_env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index);
- return;
- }
-#endif
- env->psret = 0;
- cwp = (env->cwp - 1) & (NWINDOWS - 1);
- set_cwp(cwp);
- env->regwptr[9] = env->pc;
- env->regwptr[10] = env->npc;
- env->psrps = env->psrs;
- env->psrs = 1;
- env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4);
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = 0;
-}
-
-target_ulong mmu_probe(target_ulong address, int mmulev)
+#if !defined(TARGET_SPARC64)
+target_ulong mmu_probe(CPUState *env, target_ulong address, int mmulev)
{
target_phys_addr_t pde_ptr;
uint32_t pde;
}
#ifdef DEBUG_MMU
-void dump_mmu(void)
+void dump_mmu(CPUState *env)
{
target_ulong va, va1, va2;
unsigned int n, m, o;
pde = ldl_phys(pde_ptr);
printf("Root ptr: " TARGET_FMT_lx ", ctx: %d\n", env->mmuregs[1] << 4, env->mmuregs[2]);
for (n = 0, va = 0; n < 256; n++, va += 16 * 1024 * 1024) {
- pde_ptr = mmu_probe(va, 2);
+ pde_ptr = mmu_probe(env, va, 2);
if (pde_ptr) {
pa = cpu_get_phys_page_debug(env, va);
printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx " PDE: " TARGET_FMT_lx "\n", va, pa, pde_ptr);
for (m = 0, va1 = va; m < 64; m++, va1 += 256 * 1024) {
- pde_ptr = mmu_probe(va1, 1);
+ pde_ptr = mmu_probe(env, va1, 1);
if (pde_ptr) {
pa = cpu_get_phys_page_debug(env, va1);
printf(" VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx " PDE: " TARGET_FMT_lx "\n", va1, pa, pde_ptr);
for (o = 0, va2 = va1; o < 64; o++, va2 += 4 * 1024) {
- pde_ptr = mmu_probe(va2, 0);
+ pde_ptr = mmu_probe(env, va2, 0);
if (pde_ptr) {
pa = cpu_get_phys_page_debug(env, va2);
printf(" VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx " PTE: " TARGET_FMT_lx "\n", va2, pa, pde_ptr);
if (mmulev > 4)
ret = 0;
else {
- ret = mmu_probe(T0, mmulev);
+ ret = mmu_probe(env, T0, mmulev);
//bswap32s(&ret);
}
#ifdef DEBUG_MMU
break;
}
#ifdef DEBUG_MMU
- dump_mmu();
+ dump_mmu(env);
#endif
return;
}
if (oldreg != env->mmuregs[reg]) {
printf("mmu change reg[%d]: 0x%08x -> 0x%08x\n", reg, oldreg, env->mmuregs[reg]);
}
- dump_mmu();
+ dump_mmu(env);
#endif
return;
}
if (oldreg != env->immuregs[reg]) {
printf("mmu change reg[%d]: 0x%08x -> 0x%08x\n", reg, oldreg, env->immuregs[reg]);
}
- dump_mmu();
+ dump_mmu(env);
#endif
return;
}
if (oldreg != env->dmmuregs[reg]) {
printf("mmu change reg[%d]: 0x%08x -> 0x%08x\n", reg, oldreg, env->dmmuregs[reg]);
}
- dump_mmu();
+ dump_mmu(env);
#endif
return;
}
T0 = (T0 & 0x00000000ffffffffULL) + ((T0 >> 32) & 0x00000000ffffffffULL);
}
#endif
+
+void set_cwp(int new_cwp)
+{
+ /* put the modified wrap registers at their proper location */
+ if (env->cwp == (NWINDOWS - 1))
+ memcpy32(env->regbase, env->regbase + NWINDOWS * 16);
+ env->cwp = new_cwp;
+ /* put the wrap registers at their temporary location */
+ if (new_cwp == (NWINDOWS - 1))
+ memcpy32(env->regbase + NWINDOWS * 16, env->regbase);
+ env->regwptr = env->regbase + (new_cwp * 16);
+ REGWPTR = env->regwptr;
+}
+
+void cpu_set_cwp(CPUState *env1, int new_cwp)
+{
+ CPUState *saved_env;
+#ifdef reg_REGWPTR
+ target_ulong *saved_regwptr;
+#endif
+
+ saved_env = env;
+#ifdef reg_REGWPTR
+ saved_regwptr = REGWPTR;
+#endif
+ env = env1;
+ set_cwp(new_cwp);
+ env = saved_env;
+#ifdef reg_REGWPTR
+ REGWPTR = saved_regwptr;
+#endif
+}
+
+#ifdef TARGET_SPARC64
+void do_interrupt(int intno)
+{
+#ifdef DEBUG_PCALL
+ if (loglevel & CPU_LOG_INT) {
+ static int count;
+ fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n",
+ count, intno,
+ env->pc,
+ env->npc, env->regwptr[6]);
+ cpu_dump_state(env, logfile, fprintf, 0);
+#if 0
+ {
+ int i;
+ uint8_t *ptr;
+
+ fprintf(logfile, " code=");
+ ptr = (uint8_t *)env->pc;
+ for(i = 0; i < 16; i++) {
+ fprintf(logfile, " %02x", ldub(ptr + i));
+ }
+ fprintf(logfile, "\n");
+ }
+#endif
+ count++;
+ }
+#endif
+#if !defined(CONFIG_USER_ONLY)
+ if (env->pstate & PS_IE) {
+ cpu_abort(cpu_single_env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index);
+ return;
+ }
+#endif
+ env->tstate[env->tl] = ((uint64_t)GET_CCR(env) << 32) | ((env->asi & 0xff) << 24) |
+ ((env->pstate & 0xfff) << 8) | (env->cwp & 0xff);
+ env->tpc[env->tl] = env->pc;
+ env->tnpc[env->tl] = env->npc;
+ env->tt[env->tl] = intno;
+ env->tbr = env->tbr | (env->tl > 1) ? 1 << 14 : 0 | (intno << 4);
+ env->tl++;
+ env->pc = env->tbr;
+ env->npc = env->pc + 4;
+ env->exception_index = 0;
+}
+#else
+void do_interrupt(int intno)
+{
+ int cwp;
+
+#ifdef DEBUG_PCALL
+ if (loglevel & CPU_LOG_INT) {
+ static int count;
+ fprintf(logfile, "%6d: v=%02x pc=%08x npc=%08x SP=%08x\n",
+ count, intno,
+ env->pc,
+ env->npc, env->regwptr[6]);
+ cpu_dump_state(env, logfile, fprintf, 0);
+#if 0
+ {
+ int i;
+ uint8_t *ptr;
+
+ fprintf(logfile, " code=");
+ ptr = (uint8_t *)env->pc;
+ for(i = 0; i < 16; i++) {
+ fprintf(logfile, " %02x", ldub(ptr + i));
+ }
+ fprintf(logfile, "\n");
+ }
+#endif
+ count++;
+ }
+#endif
+#if !defined(CONFIG_USER_ONLY)
+ if (env->psret == 0) {
+ cpu_abort(cpu_single_env, "Trap 0x%02x while interrupts disabled, Error state", env->exception_index);
+ return;
+ }
+#endif
+ env->psret = 0;
+ cwp = (env->cwp - 1) & (NWINDOWS - 1);
+ set_cwp(cwp);
+ env->regwptr[9] = env->pc;
+ env->regwptr[10] = env->npc;
+ env->psrps = env->psrs;
+ env->psrs = 1;
+ env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4);
+ env->pc = env->tbr;
+ env->npc = env->pc + 4;
+ env->exception_index = 0;
+}
+#endif
+
+#if !defined(CONFIG_USER_ONLY)
+
+#define MMUSUFFIX _mmu
+#define GETPC() (__builtin_return_address(0))
+
+#define SHIFT 0
+#include "softmmu_template.h"
+
+#define SHIFT 1
+#include "softmmu_template.h"
+
+#define SHIFT 2
+#include "softmmu_template.h"
+
+#define SHIFT 3
+#include "softmmu_template.h"
+
+
+/* try to fill the TLB and return an exception if error. If retaddr is
+ NULL, it means that the function was called in C code (i.e. not
+ from generated code or from helper.c) */
+/* XXX: fix it to restore all registers */
+void tlb_fill(target_ulong addr, int is_write, int is_user, void *retaddr)
+{
+ TranslationBlock *tb;
+ int ret;
+ unsigned long pc;
+ CPUState *saved_env;
+
+ /* XXX: hack to restore env in all cases, even if not called from
+ generated code */
+ saved_env = env;
+ env = cpu_single_env;
+
+ ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, is_user, 1);
+ if (ret) {
+ if (retaddr) {
+ /* now we have a real cpu fault */
+ pc = (unsigned long)retaddr;
+ tb = tb_find_pc(pc);
+ if (tb) {
+ /* the PC is inside the translated code. It means that we have
+ a virtual CPU fault */
+ cpu_restore_state(tb, env, pc, (void *)T2);
+ }
+ }
+ cpu_loop_exit();
+ }
+ env = saved_env;
+}
+
+#endif
projects / qemu / commitdiff