Changeset 10278 in vbox for trunk/src/VBox/Devices

Timestamp:

Jul 5, 2008 2:06:38 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

32890

Message:

VGA: Support 8 byte MMIO reads and writes.

File:

• trunk/src/VBox/Devices/Graphics/DevVGA.cpp (modified) (3 diffs)

trunk/src/VBox/Devices/Graphics/DevVGA.cpp

@@ -3436 +3436 @@
             break;
 
+        case 8:
+            *(uint64_t *)pv = (uint64_t)vga_mem_readb(pData, GCPhysAddr)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 1) <<  8)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 2) << 16)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 3) << 24)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 4) << 32)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 5) << 40)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 6) << 48)
+                           | ((uint64_t)vga_mem_readb(pData, GCPhysAddr + 7) << 56);
+            break;
+
         default:
         {
@@ -3484 +3495 @@
                 rc = vga_mem_writeb(pData, GCPhysAddr + 3, pu8[3]);
             break;
+        case 8:
+            rc = vga_mem_writeb(pData, GCPhysAddr + 0, pu8[0]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 1, pu8[1]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 2, pu8[2]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 3, pu8[3]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 4, pu8[4]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 5, pu8[5]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 6, pu8[6]);
+            if (RT_LIKELY(rc == VINF_SUCCESS))
+                rc = vga_mem_writeb(pData, GCPhysAddr + 7, pu8[7]);
+            break;
 #else
         case 2:
@@ -3490 +3518 @@
         case 4:
             rc = vgaMMIOFill(pDevIns, GCPhysAddr, *(uint32_t *)pv, 4, 1);
+            break;
+        case 8:
+            rc = vgaMMIOFill(pDevIns, GCPhysAddr, *(uint64_t *)pv, 8, 1);
             break;
 #endif