4 files changed, 47 insertions, 2 deletions

diff --git a/Board/IO/F81216/F81216.ASL b/Board/IO/F81216/F81216.ASL
index 4158855..6fd12c0 100644
--- a/Board/IO/F81216/F81216.ASL
+++ b/Board/IO/F81216/F81216.ASL
@@ -415,7 +415,13 @@ Device(SIO2) {
     	    // Set IRQ Type:porting according INTT
             //AMI_TODO:
             If(And(INTT,0x01)){
-                Store(0x18, IRQS)       // IRQ Type: Active-Low-Level-Triggered,Shared.
+                //Store(0x18, IRQS)       // IRQ Type: Active-Low-Level-Triggered,Shared.
+                If( And(INTT, 0x02) ) {
+                    Store(0x19, IRQS)
+                }
+                Else {
+                    Store(0x18, IRQS)
+                }
             } Else {
                 Store(1, IRQS)          // IRQ Type: Active-High-Edge-Triggered,No-Shared(default)
             }
@@ -465,7 +471,13 @@ Device(SIO2) {
             FindSetRightBit(IRQT, Local0)
             Subtract(Local0, 1, INTR)
             //Set IRQ flag,AMI_TODO: bit4:_SHR,bit3:_LL,bit0:_HE
-            Store(0x01, INTT) //some relative share,active-low/high registers
+            //Store(0x01, INTT) //some relative share,active-low/high registers
+            If( LEqual(CISM, 0) ) {
+                Store(0x01, INTT)
+            }
+            Else {
+                Store(0x03, INTT)
+            }
         }Else{
             Store(0, INTR)              //No IRQ used
         }
diff --git a/Board/IO/F81216/F81216.SD b/Board/IO/F81216/F81216.SD
index 37ffad0..d731aa7 100644
--- a/Board/IO/F81216/F81216.SD
+++ b/Board/IO/F81216/F81216.SD
@@ -64,6 +64,7 @@
 /* These definitions will be converted by the build process
 /* to a definitions of SETUP_DATA fields.
 /***********************************************************/
+    UINT8 F81216ComIrqShareMode ;
 #endif //SETUP_DATA_DEFINITION
 
 //-------------------------------------------------------------------------
@@ -187,6 +188,14 @@
         endif;
         #endif
 
+        SEPARATOR
+        oneof varid    = SETUP_DATA.F81216ComIrqShareMode,\
+          prompt       = STRING_TOKEN (STR_IRQ_SHARE_MODE),\
+          help         = STRING_TOKEN (STR_IRQ_SHARE_MODE),\
+          option text  = STRING_TOKEN (STR_PCI_SHARE_MODE), value = 0, flags = DEFAULT | MANUFACTURING | RESET_REQUIRED, key = 0;\
+          option text  = STRING_TOKEN (STR_ISA_SHARE_MODE), value = 1, flags = RESET_REQUIRED, key = 0;\
+        endoneof;
+
 endform;//SIO Form
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/Board/IO/F81216/F81216.UNI b/Board/IO/F81216/F81216.UNI
index 2df933c..f2df75e 100644
--- a/Board/IO/F81216/F81216.UNI
+++ b/Board/IO/F81216/F81216.UNI
diff --git a/Board/IO/F81216/F81216DXE.C b/Board/IO/F81216/F81216DXE.C
index 03160b4..4963c1b 100644
--- a/Board/IO/F81216/F81216DXE.C
+++ b/Board/IO/F81216/F81216DXE.C
@@ -480,6 +480,30 @@ static EFI_STATUS COM_Init(
                 SioCfgMode(dev->Owner, FALSE);
 				dev->VlData.DevIrq1=dev->ResOwner->VlData.DevIrq1;
             }
+
+            {
+                EFI_GUID SetupGuid = SETUP_GUID;
+                UINTN       Size = sizeof(SETUP_DATA);
+                SETUP_DATA                      SetupData;
+            
+                  Status = pRS->GetVariable ( L"Setup", \
+                                              &SetupGuid, \
+                                              NULL,\
+                                              &Size, \
+                                              &SetupData );
+
+                Status=AmiSio->Access(AmiSio,FALSE,FALSE,0x70,&rv);
+                // PCI Share Mode
+                if( SetupData.F81216ComIrqShareMode == 0 ) {
+                    rv &= ~(BIT5) ;
+                    rv |= BIT4 ;
+                }
+                else { // ISA Share Mode
+                    rv |= BIT5 ;
+                    rv |= BIT4 ;
+                }
+                Status=AmiSio->Access(AmiSio,TRUE,FALSE,0x70,&rv);
+            }
         break;
             
         case isAfterActivate: