From 6183bb9e5be52582d99c50e676fbed6a77ccc526 Mon Sep 17 00:00:00 2001
From: Wolfgang Denk <wd@pollux.denx.de>
Date: Thu, 17 Aug 2006 00:50:26 +0200
Subject: [PATCH] MCC200: restrict addressable flash space to 32 MB
---
CHANGELOG | 2 ++
board/mcc200/mcc200.c | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/CHANGELOG b/CHANGELOG
index 727d7ec7ae..a3b4b239f9 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
Changes since U-Boot 1.1.4:
======================================================================
+* MCC200: restrict addressable flash space to 32 MB
+
* Add debug console on COM12 for MCC200 board
* Fix control-c handing in CONFIG_CMDLINE_EDITING
diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c
index 167dc0f846..775030c17c 100644
--- a/board/mcc200/mcc200.c
+++ b/board/mcc200/mcc200.c
@@ -203,6 +203,8 @@ int checkboard (void)
int misc_init_r (void)
{
+ ulong flash_sup_end, snum;
+
/*
* Adjust flash start and offset to detected values
*/
@@ -257,6 +259,12 @@ int misc_init_r (void)
(flash_info[0].start[0] - 1) + flash_info[0].size,
&flash_info[0]);
*(volatile int*)MPC5XXX_CS0_CFG &= ~(1 << 6);
+ printf ("Warning: Only 32 of 64 MB of Flash are accessible from U-Boot\n");
+ flash_info[0].size = 32 << 20;
+ for (snum = 0, flash_sup_end = gd->bd->bi_flashstart + (32<<20);
+ flash_info[0].start[snum] < flash_sup_end;
+ snum++);
+ flash_info[0].sector_count = snum;
}
return (0);
--
2.39.5