[PATCH v2 48/53] target/sparc: convert to use format_tlb callback

["Daniel P. Berrangé" <berrange@redhat.com>]

Change the "info tlb" implementation to use the format_tlb callback.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 target/sparc/cpu.c        |  1 +
 target/sparc/cpu.h        |  1 +
 target/sparc/mmu_helper.c | 43 ++++++++++++++++++++++++---------------
 target/sparc/monitor.c    | 10 ++++++---
 4 files changed, 36 insertions(+), 19 deletions(-)

diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index 9346a79239..f78ddc72b5 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -898,6 +898,7 @@ static void sparc_cpu_class_init(ObjectClass *oc, void *data)
     cc->has_work = sparc_cpu_has_work;
     cc->format_state = sparc_cpu_format_state;
 #if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
+    cc->format_tlb = sparc_cpu_format_tlb;
     cc->memory_rw_debug = sparc_cpu_memory_rw_debug;
 #endif
     cc->set_pc = sparc_cpu_set_pc;
diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h
index 65a01a7884..233f0b3eb7 100644
--- a/target/sparc/cpu.h
+++ b/target/sparc/cpu.h
@@ -572,6 +572,7 @@ extern const VMStateDescription vmstate_sparc_cpu;
 
 void sparc_cpu_do_interrupt(CPUState *cpu);
 void sparc_cpu_format_state(CPUState *cpu, GString *buf, int flags);
+void sparc_cpu_format_tlb(CPUState *cpu, GString *buf);
 hwaddr sparc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
 int sparc_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
 int sparc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c
index a44473a1c7..06b16aca6a 100644
--- a/target/sparc/mmu_helper.c
+++ b/target/sparc/mmu_helper.c
@@ -371,37 +371,39 @@ target_ulong mmu_probe(CPUSPARCState *env, target_ulong address, int mmulev)
     return 0;
 }
 
-void dump_mmu(CPUSPARCState *env)
+void sparc_cpu_format_tlb(CPUState *cpu, GString *buf)
 {
-    CPUState *cs = env_cpu(env);
+    CPUSPARCState *env = cpu->env_ptr;
     target_ulong va, va1, va2;
     unsigned int n, m, o;
     hwaddr pa;
     uint32_t pde;
 
-    qemu_printf("Root ptr: " TARGET_FMT_plx ", ctx: %d\n",
-                (hwaddr)env->mmuregs[1] << 4, env->mmuregs[2]);
+    g_string_append_printf(buf, "Root ptr: " TARGET_FMT_plx ", ctx: %d\n",
+                           (hwaddr)env->mmuregs[1] << 4, env->mmuregs[2]);
     for (n = 0, va = 0; n < 256; n++, va += 16 * 1024 * 1024) {
         pde = mmu_probe(env, va, 2);
         if (pde) {
-            pa = cpu_get_phys_page_debug(cs, va);
-            qemu_printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_plx
-                        " PDE: " TARGET_FMT_lx "\n", va, pa, pde);
+            pa = cpu_get_phys_page_debug(cpu, va);
+            g_string_append_printf(buf, "VA: " TARGET_FMT_lx
+                                   ", PA: " TARGET_FMT_plx
+                                   " PDE: " TARGET_FMT_lx "\n", va, pa, pde);
             for (m = 0, va1 = va; m < 64; m++, va1 += 256 * 1024) {
                 pde = mmu_probe(env, va1, 1);
                 if (pde) {
-                    pa = cpu_get_phys_page_debug(cs, va1);
-                    qemu_printf(" VA: " TARGET_FMT_lx ", PA: "
-                                TARGET_FMT_plx " PDE: " TARGET_FMT_lx "\n",
-                                va1, pa, pde);
+                    pa = cpu_get_phys_page_debug(cpu, va1);
+                    g_string_append_printf(buf, " VA: " TARGET_FMT_lx
+                                           ", PA: " TARGET_FMT_plx
+                                           " PDE: " TARGET_FMT_lx "\n",
+                                           va1, pa, pde);
                     for (o = 0, va2 = va1; o < 64; o++, va2 += 4 * 1024) {
                         pde = mmu_probe(env, va2, 0);
                         if (pde) {
-                            pa = cpu_get_phys_page_debug(cs, va2);
-                            qemu_printf("  VA: " TARGET_FMT_lx ", PA: "
-                                        TARGET_FMT_plx " PTE: "
-                                        TARGET_FMT_lx "\n",
-                                        va2, pa, pde);
+                            pa = cpu_get_phys_page_debug(cpu, va2);
+                            g_string_append_printf(buf, "  VA: " TARGET_FMT_lx
+                                                   ", PA: " TARGET_FMT_plx
+                                                   " PTE: " TARGET_FMT_lx "\n",
+                                                   va2, pa, pde);
                         }
                     }
                 }
@@ -410,6 +412,15 @@ void dump_mmu(CPUSPARCState *env)
     }
 }
 
+void dump_mmu(CPUSPARCState *env)
+{
+    CPUState *cs = env_cpu(env);
+    g_autoptr(GString) buf = g_string_new("");
+
+    sparc_cpu_format_tlb(cs, buf);
+    qemu_printf("%s", buf->str);
+}
+
 /* Gdb expects all registers windows to be flushed in ram. This function handles
  * reads (and only reads) in stack frames as if windows were flushed. We assume
  * that the sparc ABI is followed.
diff --git a/target/sparc/monitor.c b/target/sparc/monitor.c
index 318413686a..cc7fe74e3e 100644
--- a/target/sparc/monitor.c
+++ b/target/sparc/monitor.c
@@ -30,13 +30,17 @@
 
 void hmp_info_tlb(Monitor *mon, const QDict *qdict)
 {
-    CPUArchState *env1 = mon_get_cpu_env(mon);
+    g_autoptr(GString) buf = g_string_new("");
+    CPUState *cpu = mon_get_cpu(mon);
 
-    if (!env1) {
+    if (!cpu) {
         monitor_printf(mon, "No CPU available\n");
         return;
     }
-    dump_mmu(env1);
+
+    cpu_format_tlb(cpu, buf);
+
+    monitor_printf(mon, "%s", buf->str);
 }
 
 #ifndef TARGET_SPARC64
-- 
2.31.1