From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M

---
 kernel/arch/alpha/kernel/core_apecs.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/kernel/arch/alpha/kernel/core_apecs.c b/kernel/arch/alpha/kernel/core_apecs.c
index 1bf3eef..6df765f 100644
--- a/kernel/arch/alpha/kernel/core_apecs.c
+++ b/kernel/arch/alpha/kernel/core_apecs.c
@@ -346,7 +346,8 @@
 	 * Window 1 is direct access 1GB at 1GB
 	 * Window 2 is scatter-gather 8MB at 8MB (for isa)
 	 */
-	hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+	hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+				       SMP_CACHE_BYTES);
 	hose->sg_pci = NULL;
 	__direct_map_base = 0x40000000;
 	__direct_map_size = 0x40000000;

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