Changeset 45799 in vbox for trunk/src/recompiler

Timestamp:

Apr 29, 2013 3:46:29 AM (12 years ago)

Author:

vboxsync

Message:

Make the recompiler call PGMCr0WpEnabled.

Location:

trunk/src/recompiler

Files:

• VBoxREMWrapper.cpp (modified) (1 diff)
• VBoxRecompiler.c (modified) (1 diff)

trunk/src/recompiler/VBoxREMWrapper.cpp

@@ -1272 +1272 @@
     { "PGMChangeMode",                          VMM_FN(PGMChangeMode),                  &g_aArgsPGMChangeMode[0],                   RT_ELEMENTS(g_aArgsPGMChangeMode),                     REMFNDESC_FLAGS_RET_INT,    sizeof(int),        NULL },
     { "PGMFlushTLB",                            VMM_FN(PGMFlushTLB),                    &g_aArgsPGMFlushTLB[0],                     RT_ELEMENTS(g_aArgsPGMFlushTLB),                       REMFNDESC_FLAGS_RET_INT,    sizeof(int),        NULL },
+    { "PGMCr0WpEnabled",                        VMM_FN(PGMCr0WpEnabled),                &g_aArgsVMCPU[0],                           RT_ELEMENTS(g_aArgsVMCPU),                             REMFNDESC_FLAGS_RET_VOID,   0,                  NULL },
     { "PGMR3PhysReadU8",                        VMM_FN(PGMR3PhysReadU8),                &g_aArgsPGMR3PhysReadUxx[0],                RT_ELEMENTS(g_aArgsPGMR3PhysReadUxx),                  REMFNDESC_FLAGS_RET_INT,    sizeof(uint8_t),    NULL },
     { "PGMR3PhysReadU16",                       VMM_FN(PGMR3PhysReadU16),               &g_aArgsPGMR3PhysReadUxx[0],                RT_ELEMENTS(g_aArgsPGMR3PhysReadUxx),                  REMFNDESC_FLAGS_RET_INT,    sizeof(uint16_t),   NULL },

trunk/src/recompiler/VBoxRecompiler.c

@@ -1953 +1953 @@
     Assert(pVM->rem.s.fInREM);
 
+    pCtx = (PCPUMCTX)pVM->rem.s.pCtx;
+    Assert(pCtx);
+
+    /*
+     * Notify PGM about WP0 being enabled (like CPUSetGuestCR0 does).
+     */
+    if (((env->cr[0] ^ pCtx->cr0) & X86_CR0_WP) && (env->cr[0] & X86_CR0_WP))
+        PGMCr0WpEnabled(env->pVCpu);
+
     /*
      * Update the control registers before calling PGMChangeMode()
      * as it may need to map whatever cr3 is pointing to.
      */
-    pCtx = (PCPUMCTX)pVM->rem.s.pCtx;
-    Assert(pCtx);
     pCtx->cr0 = env->cr[0];
     pCtx->cr3 = env->cr[3];