#include "exec.h"
//#define DEBUG_TB_INVALIDATE
-#define DEBUG_FLUSH
+//#define DEBUG_FLUSH
/* make various TB consistency checks */
//#define DEBUG_TB_CHECK
static PageDesc *l1_map[L1_SIZE];
-void page_init(void)
+static void page_init(void)
{
/* NOTE: we can always suppose that host_page_size >=
TARGET_PAGE_SIZE */
spin_unlock(&tb_lock);
}
-void cpu_x86_tblocks_init(void)
+void cpu_exec_init(void)
{
if (!code_gen_ptr) {
code_gen_ptr = code_gen_buffer;
+ page_init();
}
}
}
return &tbs[m_max];
}
+
+void cpu_abort(CPUState *env, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ fprintf(stderr, "qemu: fatal: ");
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, "\n");
+#ifdef TARGET_I386
+ cpu_x86_dump_state(env, stderr, X86_DUMP_FPU | X86_DUMP_CCOP);
+#endif
+ va_end(ap);
+ abort();
+}
+
+#ifdef TARGET_I386
+/* unmap all maped pages and flush all associated code */
+void page_unmap(void)
+{
+ PageDesc *p, *pmap;
+ unsigned long addr;
+ int i, j, ret;
+
+ for(i = 0; i < L1_SIZE; i++) {
+ pmap = l1_map[i];
+ if (pmap) {
+ p = pmap;
+ for(j = 0;j < L2_SIZE; j++) {
+ if (p->flags & PAGE_VALID) {
+ addr = (i << (32 - L1_BITS)) | (j << TARGET_PAGE_BITS);
+ ret = munmap((void *)addr, TARGET_PAGE_SIZE);
+ if (ret != 0) {
+ fprintf(stderr, "Could not unmap page 0x%08lx\n", addr);
+ exit(1);
+ }
+ }
+ p++;
+ }
+ free(pmap);
+ l1_map[i] = NULL;
+ }
+ }
+ tb_flush();
+}
+#endif