From 709cff2d807dcfabe083d9992007ba6877e98b66 Mon Sep 17 00:00:00 2001
From: vhaudiquet <vhaudiquet@localhost>
Date: Sun, 30 Aug 2026 18:00:02 +0200
Subject: [PATCH] krane: override get_page_table_size for dynamic scanout
 mappings

---
 board/mediatek/mt8183/mt8183.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/board/mediatek/mt8183/mt8183.c b/board/mediatek/mt8183/mt8183.c
index 04a6e2ee8ad..6198bfe6986 100644
--- a/board/mediatek/mt8183/mt8183.c
+++ b/board/mediatek/mt8183/mt8183.c
@@ -77,6 +77,16 @@ int board_late_init(void)
 }
 
 /* end TEMPORARY diagnostics */
+/*
+ * The krane scanout driver maps the coreboot table and the live
+ * framebuffer dynamically after relocation (mmu_map_region), which the
+ * default page-table budget (sized for the static memory map only)
+ * does not account for. Reserve enough for those mappings.
+ */
+u64 get_page_table_size(void)
+{
+	return 0x40000;
+}
 
 #include <dm.h>
 #include <net.h>