From: Anatolij Gustschin <agust@denx.de>
Date: Thu, 17 Apr 2008 16:18:00 +0000 (+0200)
Subject: Fix crash on sequoia in ppc_4xx_eth_init
X-Git-Tag: v1.3.3-rc1~49
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=5e3dca577b7c1bf58bd2b48449b18b7e7dcd8e04;p=oweals%2Fu-boot.git

Fix crash on sequoia in ppc_4xx_eth_init

Currently U-Boot crashes in ppc_4xx_eth_init on sequoia
with cache enabled (TLB Parity exeption). This patch
fixes the problem.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
---

diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index 007cb4f1ec..c40e0ca480 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -1083,7 +1083,11 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
 #ifdef CONFIG_4xx_DCACHE
 		flush_dcache_range(bd_cached, bd_cached + MAL_ALLOC_SIZE);
 		if (!last_used_ea)
+#if defined(CFG_MEM_TOP_HIDE)
+			bd_uncached = bis->bi_memsize + CFG_MEM_TOP_HIDE;
+#else
 			bd_uncached = bis->bi_memsize;
+#endif
 		else
 			bd_uncached = last_used_ea + MAL_ALLOC_SIZE;