patch-2.4.13 linux/arch/alpha/kernel/core_mcpcia.c

• Lines: 16
• Date: Fri Oct 12 15:35:53 2001
• Orig file: v2.4.12/linux/arch/alpha/kernel/core_mcpcia.c
• Orig date: Fri Mar 2 11:12:07 2001

diff -u --recursive --new-file v2.4.12/linux/arch/alpha/kernel/core_mcpcia.c linux/arch/alpha/kernel/core_mcpcia.c
@@ -406,12 +406,12 @@
 	 * Set up the PCI->physical memory translation windows.
 	 *
 	 * Window 0 is scatter-gather 8MB at 8MB (for isa)
-	 * Window 1 is scatter-gather 128MB at 1GB
+	 * Window 1 is scatter-gather (up to) 1GB at 1GB (for pci)
 	 * Window 2 is direct access 2GB at 2GB
-	 * ??? We ought to scale window 1 with memory.
 	 */
 	hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
-	hose->sg_pci = iommu_arena_new(hose, 0x40000000, 0x08000000, 0);
+	hose->sg_pci = iommu_arena_new(hose, 0x40000000,
+				       size_for_memory(0x40000000), 0);
 
 	__direct_map_base = 0x80000000;
 	__direct_map_size = 0x80000000;