#define SMC_BITMAP_USE_THRESHOLD 10
-#define MMAP_AREA_START 0x00000000
-#define MMAP_AREA_END 0xa8000000
-
#if defined(TARGET_SPARC64)
#define TARGET_PHYS_ADDR_SPACE_BITS 41
#elif defined(TARGET_SPARC)
exit(1);
}
}
-#elif defined(__FreeBSD__)
+#elif defined(__FreeBSD__) || defined(__DragonFly__)
{
int flags;
void *addr = NULL;
qemu_get_be32s(f, &env->halted);
qemu_get_be32s(f, &env->interrupt_request);
+ /* 0x01 was CPU_INTERRUPT_EXIT. This line can be removed when the
+ version_id is increased. */
+ env->interrupt_request &= ~0x01;
tlb_flush(env, 1);
return 0;
#if defined(TARGET_HAS_ICE)
if (env->singlestep_enabled != enabled) {
env->singlestep_enabled = enabled;
- /* must flush all the translated code to avoid inconsistancies */
- /* XXX: only flush what is necessary */
- tb_flush(env);
+ if (kvm_enabled())
+ kvm_update_guest_debug(env, 0);
+ else {
+ /* must flush all the translated code to avoid inconsistancies */
+ /* XXX: only flush what is necessary */
+ tb_flush(env);
+ }
}
#endif
}
cpu_set_log(loglevel);
}
-/* mask must never be zero, except for A20 change call */
-void cpu_interrupt(CPUState *env, int mask)
+static void cpu_unlink_tb(CPUState *env)
{
-#if !defined(USE_NPTL)
+#if defined(USE_NPTL)
+ /* FIXME: TB unchaining isn't SMP safe. For now just ignore the
+ problem and hope the cpu will stop of its own accord. For userspace
+ emulation this often isn't actually as bad as it sounds. Often
+ signals are used primarily to interrupt blocking syscalls. */
+#else
TranslationBlock *tb;
static spinlock_t interrupt_lock = SPIN_LOCK_UNLOCKED;
-#endif
- int old_mask;
- if (mask & CPU_INTERRUPT_EXIT) {
- env->exit_request = 1;
- mask &= ~CPU_INTERRUPT_EXIT;
+ tb = env->current_tb;
+ /* if the cpu is currently executing code, we must unlink it and
+ all the potentially executing TB */
+ if (tb && !testandset(&interrupt_lock)) {
+ env->current_tb = NULL;
+ tb_reset_jump_recursive(tb);
+ resetlock(&interrupt_lock);
}
+#endif
+}
+
+/* mask must never be zero, except for A20 change call */
+void cpu_interrupt(CPUState *env, int mask)
+{
+ int old_mask;
old_mask = env->interrupt_request;
env->interrupt_request |= mask;
-#if defined(USE_NPTL)
- /* FIXME: TB unchaining isn't SMP safe. For now just ignore the
- problem and hope the cpu will stop of its own accord. For userspace
- emulation this often isn't actually as bad as it sounds. Often
- signals are used primarily to interrupt blocking syscalls. */
-#else
+
if (use_icount) {
env->icount_decr.u16.high = 0xffff;
#ifndef CONFIG_USER_ONLY
}
#endif
} else {
- tb = env->current_tb;
- /* if the cpu is currently executing code, we must unlink it and
- all the potentially executing TB */
- if (tb && !testandset(&interrupt_lock)) {
- env->current_tb = NULL;
- tb_reset_jump_recursive(tb);
- resetlock(&interrupt_lock);
- }
+ cpu_unlink_tb(env);
}
-#endif
}
void cpu_reset_interrupt(CPUState *env, int mask)
env->interrupt_request &= ~mask;
}
+void cpu_exit(CPUState *env)
+{
+ env->exit_request = 1;
+ cpu_unlink_tb(env);
+}
+
const CPULogItem cpu_log_items[] = {
{ CPU_LOG_TB_OUT_ASM, "out_asm",
"show generated host assembly code for each compiled TB" },
return 0;
}
-/* dump memory mappings */
-void page_dump(FILE *f)
+void walk_memory_regions(void *priv,
+ int (*fn)(void *, unsigned long, unsigned long, unsigned long))
{
unsigned long start, end;
+ PageDesc *p = NULL;
int i, j, prot, prot1;
- PageDesc *p;
- fprintf(f, "%-8s %-8s %-8s %s\n",
- "start", "end", "size", "prot");
- start = -1;
- end = -1;
+ start = end = -1;
prot = 0;
- for(i = 0; i <= L1_SIZE; i++) {
- if (i < L1_SIZE)
- p = l1_map[i];
- else
- p = NULL;
- for(j = 0;j < L2_SIZE; j++) {
- if (!p)
- prot1 = 0;
- else
- prot1 = p[j].flags;
+
+ for (i = 0; i <= L1_SIZE; i++) {
+ p = (i < L1_SIZE) ? l1_map[i] : NULL;
+ for (j = 0; j < L2_SIZE; j++) {
+ prot1 = (p == NULL) ? 0 : p[j].flags;
+ /*
+ * "region" is one continuous chunk of memory
+ * that has same protection flags set.
+ */
if (prot1 != prot) {
end = (i << (32 - L1_BITS)) | (j << TARGET_PAGE_BITS);
if (start != -1) {
- fprintf(f, "%08lx-%08lx %08lx %c%c%c\n",
- start, end, end - start,
- prot & PAGE_READ ? 'r' : '-',
- prot & PAGE_WRITE ? 'w' : '-',
- prot & PAGE_EXEC ? 'x' : '-');
+ if ((*fn)(priv, start, end, prot) != 0)
+ goto out;
}
if (prot1 != 0)
start = end;
start = -1;
prot = prot1;
}
- if (!p)
+ if (p == NULL)
break;
}
}
+out:
+ ; /* null statement to make compiler happy */
+}
+
+static int dump_region(void *priv, unsigned long start,
+ unsigned long end, unsigned long prot)
+{
+ FILE *f = (FILE *)priv;
+
+ (void) fprintf(f, "%08lx-%08lx %08lx %c%c%c\n",
+ start, end, end - start,
+ ((prot & PAGE_READ) ? 'r' : '-'),
+ ((prot & PAGE_WRITE) ? 'w' : '-'),
+ ((prot & PAGE_EXEC) ? 'x' : '-'));
+
+ return (0);
+}
+
+/* dump memory mappings */
+void page_dump(FILE *f)
+{
+ (void) fprintf(f, "%-8s %-8s %-8s %s\n",
+ "start", "end", "size", "prot");
+ walk_memory_regions(f, dump_region);
}
int page_get_flags(target_ulong address)
io_mem_used[i] = 1;
return i;
}
-
+ fprintf(stderr, "RAN out out io_mem_idx, max %d !\n", IO_MEM_NB_ENTRIES);
return -1;
}