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-rw-r--r--monitor.c327
1 files changed, 304 insertions, 23 deletions
diff --git a/monitor.c b/monitor.c
index f1aebc10f1..aae81bb8ad 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1846,11 +1846,20 @@ static int do_system_powerdown(Monitor *mon, const QDict *qdict,
}
#if defined(TARGET_I386)
-static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
+static void print_pte(Monitor *mon, target_phys_addr_t addr,
+ target_phys_addr_t pte,
+ target_phys_addr_t mask)
{
- monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
+#ifdef TARGET_X86_64
+ if (addr & (1ULL << 47)) {
+ addr |= -1LL << 48;
+ }
+#endif
+ monitor_printf(mon, TARGET_FMT_plx ": " TARGET_FMT_plx
+ " %c%c%c%c%c%c%c%c%c\n",
addr,
pte & mask,
+ pte & PG_NX_MASK ? 'X' : '-',
pte & PG_GLOBAL_MASK ? 'G' : '-',
pte & PG_PSE_MASK ? 'P' : '-',
pte & PG_DIRTY_MASK ? 'D' : '-',
@@ -1861,25 +1870,19 @@ static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
pte & PG_RW_MASK ? 'W' : '-');
}
-static void tlb_info(Monitor *mon)
+static void tlb_info_32(Monitor *mon, CPUState *env)
{
- CPUState *env;
int l1, l2;
uint32_t pgd, pde, pte;
- env = mon_get_cpu();
-
- if (!(env->cr[0] & CR0_PG_MASK)) {
- monitor_printf(mon, "PG disabled\n");
- return;
- }
pgd = env->cr[3] & ~0xfff;
for(l1 = 0; l1 < 1024; l1++) {
cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
pde = le32_to_cpu(pde);
if (pde & PG_PRESENT_MASK) {
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
- print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
+ /* 4M pages */
+ print_pte(mon, (l1 << 22), pde, ~((1 << 21) - 1));
} else {
for(l2 = 0; l2 < 1024; l2++) {
cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
@@ -1896,14 +1899,142 @@ 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 tlb_info_pae32(Monitor *mon, CPUState *env)
+{
+ int l1, l2, l3;
+ uint64_t pdpe, pde, pte;
+ uint64_t pdp_addr, pd_addr, pt_addr;
+
+ pdp_addr = env->cr[3] & ~0x1f;
+ for (l1 = 0; l1 < 4; l1++) {
+ cpu_physical_memory_read(pdp_addr + l1 * 8, (uint8_t *)&pdpe, 8);
+ pdpe = le64_to_cpu(pdpe);
+ 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);
+ if (pde & PG_PRESENT_MASK) {
+ if (pde & PG_PSE_MASK) {
+ /* 2M pages with PAE, CR4.PSE is ignored */
+ print_pte(mon, (l1 << 30 ) + (l2 << 21), pde,
+ ~((target_phys_addr_t)(1 << 20) - 1));
+ } 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);
+ if (pte & PG_PRESENT_MASK) {
+ print_pte(mon, (l1 << 30 ) + (l2 << 21)
+ + (l3 << 12),
+ pte & ~PG_PSE_MASK,
+ ~(target_phys_addr_t)0xfff);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+#ifdef TARGET_X86_64
+static void tlb_info_64(Monitor *mon, CPUState *env)
+{
+ uint64_t l1, l2, l3, l4;
+ uint64_t pml4e, pdpe, pde, pte;
+ uint64_t pml4_addr, pdp_addr, pd_addr, pt_addr;
+
+ pml4_addr = env->cr[3] & 0x3fffffffff000ULL;
+ for (l1 = 0; l1 < 512; l1++) {
+ cpu_physical_memory_read(pml4_addr + l1 * 8, (uint8_t *)&pml4e, 8);
+ pml4e = le64_to_cpu(pml4e);
+ 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);
+ if (pdpe & PG_PRESENT_MASK) {
+ if (pdpe & PG_PSE_MASK) {
+ /* 1G pages, CR4.PSE is ignored */
+ print_pte(mon, (l1 << 39) + (l2 << 30), pdpe,
+ 0x3ffffc0000000ULL);
+ } 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);
+ if (pde & PG_PRESENT_MASK) {
+ if (pde & PG_PSE_MASK) {
+ /* 2M pages, CR4.PSE is ignored */
+ print_pte(mon, (l1 << 39) + (l2 << 30) +
+ (l3 << 21), pde,
+ 0x3ffffffe00000ULL);
+ } 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);
+ if (pte & PG_PRESENT_MASK) {
+ print_pte(mon, (l1 << 39) +
+ (l2 << 30) +
+ (l3 << 21) + (l4 << 12),
+ pte & ~PG_PSE_MASK,
+ 0x3fffffffff000ULL);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}
+#endif
+
+static void tlb_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) {
+ tlb_info_64(mon, env);
+ } else
+#endif
+ {
+ tlb_info_pae32(mon, env);
+ }
+ } else {
+ tlb_info_32(mon, env);
+ }
+}
+
+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',
@@ -1917,18 +2048,12 @@ 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;
@@ -1960,6 +2085,162 @@ 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)
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-28 08:27:44 +0000