diff options
| -rw-r--r-- | monitor.c | 176 |
1 files changed, 164 insertions, 12 deletions
@@ -2027,14 +2027,16 @@ static void tlb_info(Monitor *mon) } } -static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot, - uint32_t end, int prot) +static void mem_print(Monitor *mon, target_phys_addr_t *pstart, + int *plast_prot, + target_phys_addr_t end, int prot) { int prot1; prot1 = *plast_prot; if (prot != prot1) { if (*pstart != -1) { - monitor_printf(mon, "%08x-%08x %08x %c%c%c\n", + monitor_printf(mon, TARGET_FMT_plx "-" TARGET_FMT_plx " " + TARGET_FMT_plx " %c%c%c\n", *pstart, end, end - *pstart, prot1 & PG_USER_MASK ? 'u' : '-', 'r', @@ -2048,18 +2050,12 @@ static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot, } } -static void mem_info(Monitor *mon) +static void mem_info_32(Monitor *mon, CPUState *env) { - CPUState *env; int l1, l2, prot, last_prot; - uint32_t pgd, pde, pte, start, end; - - env = mon_get_cpu(); + uint32_t pgd, pde, pte; + target_phys_addr_t start, end; - if (!(env->cr[0] & CR0_PG_MASK)) { - monitor_printf(mon, "PG disabled\n"); - return; - } pgd = env->cr[3] & ~0xfff; last_prot = 0; start = -1; @@ -2091,6 +2087,162 @@ static void mem_info(Monitor *mon) } } } + +static void mem_info_pae32(Monitor *mon, CPUState *env) +{ + 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 = pde & (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) |