屏蔽 TNT 位

更多的打印输出

2 files changed, 22 insertions, 2 deletions

diff --git a/target/i386/tcg/misc_helper.c b/target/i386/tcg/misc_helper.c
index 2e35d6c24f..468ab9438c 100644
--- a/target/i386/tcg/misc_helper.c
+++ b/target/i386/tcg/misc_helper.c
@@ -108,11 +108,20 @@ void helper_senduipi(CPUX86State *env ,int reg_index){
     cpu_physical_memory_rw(upid_phyaddress, &upid, 16, false);
     // tempUPID.PIR[tempUITTE.UV] := 1;
     upid.puir |= 1<<uitte.user_vec;
-    
+
+    qemu_log("1puir is 0x%lx \n", upid.puir); 
+    qemu_log("upid status: 0b");
+    for(int i = 8; i >= 0; i--){
+        qemu_log("%d", (upid.nc.status >> i) & 1);
+    }
+    qemu_log("\n");
     bool sendNotify;
     //IF tempUPID.SN = tempUPID.ON = 0
-    if((upid.nc.status&0x11) == 0){
+    // 06 比较 SN 和 TNT
+    // 03 比较 ON 和 SN
+    if((upid.nc.status&0x03) == 0){
     //THEN  tempUPID.ON := 1;   sendNotify := 1;
+        // upid.nc.status |= 5; // TNT 置位
         upid.nc.status |= UPID_ON;
         sendNotify = true;
     }else{ // ELSE sendNotify := 0;
@@ -125,6 +134,7 @@ void helper_senduipi(CPUX86State *env ,int reg_index){
     qemu_log("senduipi core: %d uitte index:%d  dist core: %d ifsend: %d, nv: %d\n", get_apic_id(cpu_get_current_apic()), uitte_index, upid.nc.ndst >> 8, sendNotify,upid.nc.nv);
 
     if(sendNotify){
+        qemu_log("senduipi for real \n");
         uint8_t realdst = upid.nc.ndst >> 8;
         send_ipi(realdst, upid.nc.nv);
     }
diff --git a/target/i386/tcg/seg_helper.c b/target/i386/tcg/seg_helper.c
index e09ffed46c..dc360b2582 100644
--- a/target/i386/tcg/seg_helper.c
+++ b/target/i386/tcg/seg_helper.c
@@ -999,6 +999,7 @@ static void do_interrupt64(CPUX86State *env, int intno, int is_int,
         uintr_upid upid;
         cpu_physical_memory_rw(upid_phyaddress, &upid, 16, false);
         upid.nc.status &= (~1); // clear on
+        qemu_log("2 puir is 0x%lx \n", upid.puir); 
         if(upid.puir != 0){
             env->uintr_rr = upid.puir;
             upid.puir = 0; // clear puir
@@ -1006,6 +1007,15 @@ static void do_interrupt64(CPUX86State *env, int intno, int is_int,
         }
         cpu_physical_memory_rw(upid_phyaddress, &upid, 16, true);  // write back
         helper_clear_eoi(env);
+
+        qemu_log("3 puir is 0x%lx \n", upid.puir); 
+
+        qemu_log("receive upid status: 0b");
+        for(int i = 8; i >= 0; i--){
+            qemu_log("%d", (upid.nc.status >> i) & 1);
+        }
+        qemu_log("\n");
+
         if(send)helper_rrnzero(env);
         else qemu_log("do not go to handler\n");
         return;