From 00049522425e8390d1815e1579733644ad2bb0c7 Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Thu, 5 Mar 2009 18:18:49 +0800 Subject: Blackfin arch: Random read/write errors are a bad thing Random read/write errors are a bad thing - so don't let anyone (including the test bench) run on something we know is bad. Signed-off-by: Robin Getz Signed-off-by: Bryan Wu --- arch/blackfin/kernel/setup.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/blackfin/kernel') diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index e5c11623080..4646b985cc9 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -889,6 +889,10 @@ void __init setup_arch(char **cmdline_p) CPU, bfin_revid()); } + /* We can't run on BF548-0.1 due to ANOMALY 05000448 */ + if (bfin_cpuid() == 0x27de && bfin_revid() == 1) + panic("You can't run on this processor due to 05000448\n"); + printk(KERN_INFO "Blackfin Linux support by http://blackfin.uclinux.org/\n"); printk(KERN_INFO "Processor Speed: %lu MHz core clock and %lu MHz System Clock\n", -- cgit v1.2.3