From: urwithsughosh at gmail.com <urwithsughosh@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH]: Setting MSR[DE] in do_reset
Date: Mon, 24 Sep 2007 13:32:13 -0400 [thread overview]
Message-ID: <20070924173213.GA5085@GNU> (raw)
Hello,
This patch ensures the soft reset of the board for the 85xx boards
by setting the MSR[DE] in the do_reset function.
Signed-off-by: Sughosh Ganu <urwithsughosh@gmail.com>
---
cpu/mpc85xx/cpu.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 08e0468..bbc5444 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -163,7 +163,12 @@ int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
* Initiate hard reset in debug control register DBCR0
* Make sure MSR[DE] = 1
*/
- unsigned long val;
+ unsigned long val, msr;
+
+ msr = mfmsr ();
+ msr |= MSR_DE;
+ mtmsr (msr);
+
val = mfspr(DBCR0);
val |= 0x70000000;
mtspr(DBCR0,val);
--
1.4.4.4
reply other threads:[~2007-09-24 17:32 UTC|newest]
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