Changeset 46243 in vbox for trunk/src

Timestamp:

May 23, 2013 4:09:52 PM (12 years ago)

Author:

vboxsync

Message:

BusLogic: Implemented busmaster fifo r/w commands.

File:

• trunk/src/VBox/Devices/Storage/DevBusLogic.cpp (modified) (2 diffs)

trunk/src/VBox/Devices/Storage/DevBusLogic.cpp

@@ -1999 +1999 @@
             break;
         }
+        case BUSLOGICCOMMAND_WRITE_BUSMASTER_CHIP_FIFO:
+        {
+            RTGCPHYS GCPhysFifoBuf;
+            Addr24   addr;
+
+            pBusLogic->cbReplyParametersLeft = 0;
+            addr.hi  = pBusLogic->aCommandBuffer[0];
+            addr.mid = pBusLogic->aCommandBuffer[1];
+            addr.lo  = pBusLogic->aCommandBuffer[2];
+            GCPhysFifoBuf = (RTGCPHYS)ADDR_TO_U32(addr);
+            Log(("Write busmaster FIFO at: %04X\n", ADDR_TO_U32(addr)));
+            PDMDevHlpPhysRead(pBusLogic->CTX_SUFF(pDevIns), GCPhysFifoBuf,
+                              &pBusLogic->LocalRam.u8View[64], 64);
+            break;
+        }
+        case BUSLOGICCOMMAND_READ_BUSMASTER_CHIP_FIFO:
+        {
+            RTGCPHYS GCPhysFifoBuf;
+            Addr24   addr;
+
+            pBusLogic->cbReplyParametersLeft = 0;
+            addr.hi  = pBusLogic->aCommandBuffer[0];
+            addr.mid = pBusLogic->aCommandBuffer[1];
+            addr.lo  = pBusLogic->aCommandBuffer[2];
+            GCPhysFifoBuf = (RTGCPHYS)ADDR_TO_U32(addr);
+            Log(("Read busmaster FIFO at: %04X\n", ADDR_TO_U32(addr)));
+            PDMDevHlpPCIPhysWrite(pBusLogic->CTX_SUFF(pDevIns), GCPhysFifoBuf,
+                                  &pBusLogic->LocalRam.u8View[64], 64);
+            break;
+        }
         default:
             AssertMsgFailed(("Invalid command %#x\n", pBusLogic->uOperationCode));
@@ -2221 +2251 @@
                         pBusLogic->cbCommandParametersLeft = 2;
                         break;
+                    case BUSLOGICCOMMAND_READ_BUSMASTER_CHIP_FIFO:
+                    case BUSLOGICCOMMAND_WRITE_BUSMASTER_CHIP_FIFO:
+                        pBusLogic->cbCommandParametersLeft = 3;
+                        break; 
                     case BUSLOGICCOMMAND_INITIALIZE_MAILBOX:
                         pBusLogic->cbCommandParametersLeft = sizeof(RequestInitMbx);