+ int l1, l2, l3, prot, last_prot;
+ uint64_t pdpe, pde, pte;
+ uint64_t pdp_addr, pd_addr, pt_addr;
+ target_phys_addr_t start, end;
+
+ pdp_addr = env->cr[3] & ~0x1f;
+ last_prot = 0;
+ start = -1;
+ for (l1 = 0; l1 < 4; l1++) {
+ cpu_physical_memory_read(pdp_addr + l1 * 8, (uint8_t *)&pdpe, 8);
+ pdpe = le64_to_cpu(pdpe);
+ end = l1 << 30;
+ if (pdpe & PG_PRESENT_MASK) {
+ pd_addr = pdpe & 0x3fffffffff000ULL;
+ for (l2 = 0; l2 < 512; l2++) {
+ cpu_physical_memory_read(pd_addr + l2 * 8,
+ (uint8_t *)&pde, 8);
+ pde = le64_to_cpu(pde);
+ end = (l1 << 30) + (l2 << 21);
+ if (pde & PG_PRESENT_MASK) {
+ if (pde & PG_PSE_MASK) {
+ prot = pde & (PG_USER_MASK | PG_RW_MASK |
+ PG_PRESENT_MASK);
+ mem_print(mon, &start, &last_prot, end, prot);
+ } else {
+ pt_addr = pde & 0x3fffffffff000ULL;
+ for (l3 = 0; l3 < 512; l3++) {
+ cpu_physical_memory_read(pt_addr + l3 * 8,
+ (uint8_t *)&pte, 8);
+ pte = le64_to_cpu(pte);
+ end = (l1 << 30) + (l2 << 21) + (l3 << 12);
+ if (pte & PG_PRESENT_MASK) {
+ prot = pte & (PG_USER_MASK | PG_RW_MASK |
+ PG_PRESENT_MASK);
+ } else {
+ prot = 0;
+ }
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+ } else {
+ prot = 0;
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+ } else {
+ prot = 0;
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+}
+
+
+#ifdef TARGET_X86_64
+static void mem_info_64(Monitor *mon, CPUState *env)
+{
+ int prot, last_prot;
+ uint64_t l1, l2, l3, l4;
+ uint64_t pml4e, pdpe, pde, pte;
+ uint64_t pml4_addr, pdp_addr, pd_addr, pt_addr, start, end;
+
+ pml4_addr = env->cr[3] & 0x3fffffffff000ULL;
+ last_prot = 0;
+ start = -1;
+ for (l1 = 0; l1 < 512; l1++) {
+ cpu_physical_memory_read(pml4_addr + l1 * 8, (uint8_t *)&pml4e, 8);
+ pml4e = le64_to_cpu(pml4e);
+ end = l1 << 39;
+ if (pml4e & PG_PRESENT_MASK) {
+ pdp_addr = pml4e & 0x3fffffffff000ULL;
+ for (l2 = 0; l2 < 512; l2++) {
+ cpu_physical_memory_read(pdp_addr + l2 * 8, (uint8_t *)&pdpe,
+ 8);
+ pdpe = le64_to_cpu(pdpe);
+ end = (l1 << 39) + (l2 << 30);
+ if (pdpe & PG_PRESENT_MASK) {
+ if (pdpe & PG_PSE_MASK) {
+ prot = pdpe & (PG_USER_MASK | PG_RW_MASK |
+ PG_PRESENT_MASK);
+ mem_print(mon, &start, &last_prot, end, prot);
+ } else {
+ pd_addr = pdpe & 0x3fffffffff000ULL;
+ for (l3 = 0; l3 < 512; l3++) {
+ cpu_physical_memory_read(pd_addr + l3 * 8,
+ (uint8_t *)&pde, 8);
+ pde = le64_to_cpu(pde);
+ end = (l1 << 39) + (l2 << 30) + (l3 << 21);
+ if (pde & PG_PRESENT_MASK) {
+ if (pde & PG_PSE_MASK) {
+ prot = pde & (PG_USER_MASK | PG_RW_MASK |
+ PG_PRESENT_MASK);
+ mem_print(mon, &start, &last_prot, end, prot);
+ } else {
+ pt_addr = pde & 0x3fffffffff000ULL;
+ for (l4 = 0; l4 < 512; l4++) {
+ cpu_physical_memory_read(pt_addr
+ + l4 * 8,
+ (uint8_t *)&pte,
+ 8);
+ pte = le64_to_cpu(pte);
+ end = (l1 << 39) + (l2 << 30) +
+ (l3 << 21) + (l4 << 12);
+ if (pte & PG_PRESENT_MASK) {
+ prot = pte & (PG_USER_MASK | PG_RW_MASK |
+ PG_PRESENT_MASK);
+ } else {
+ prot = 0;
+ }
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+ } else {
+ prot = 0;
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+ }
+ } else {
+ prot = 0;
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+ } else {
+ prot = 0;
+ mem_print(mon, &start, &last_prot, end, prot);
+ }
+ }
+}
+#endif
+
+static void mem_info(Monitor *mon)
+{
+ CPUState *env;
+
+ env = mon_get_cpu();
+
+ if (!(env->cr[0] & CR0_PG_MASK)) {
+ monitor_printf(mon, "PG disabled\n");
+ return;
+ }
+ if (env->cr[4] & CR4_PAE_MASK) {
+#ifdef TARGET_X86_64
+ if (env->hflags & HF_LMA_MASK) {
+ mem_info_64(mon, env);
+ } else
+#endif
+ {
+ mem_info_pae32(mon, env);
+ }
+ } else {
+ mem_info_32(mon, env);
+ }
+}
+#endif
+
+#if defined(TARGET_SH4)
+
+static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
+{
+ monitor_printf(mon, " tlb%i:\t"
+ "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
+ "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
+ "dirty=%hhu writethrough=%hhu\n",
+ idx,
+ tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
+ tlb->v, tlb->sh, tlb->c, tlb->pr,
+ tlb->d, tlb->wt);