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42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
From cd43921285658372c0db8019684979edb74eaffd Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
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Date: Wed, 11 Feb 2015 16:37:05 +0100
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Subject: [PATCH soc] ARM: BCM5301X: Ignore another (BCM4709 specific) fault
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code
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Broadcom ARM devices seem to generate some fault once per boot. We
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already have an ignoring handler for BCM4707/BCM4708, but BCM4709
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generates different code.
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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
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---
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arch/arm/mach-bcm/bcm_5301x.c | 9 +++++----
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1 file changed, 5 insertions(+), 4 deletions(-)
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--- a/arch/arm/mach-bcm/bcm_5301x.c
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+++ b/arch/arm/mach-bcm/bcm_5301x.c
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@@ -18,15 +18,16 @@ static bool first_fault = true;
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static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr,
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struct pt_regs *regs)
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{
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- if (fsr == 0x1c06 && first_fault) {
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+ if ((fsr == 0x1406 || fsr == 0x1c06) && first_fault) {
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first_fault = false;
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/*
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- * These faults with code 0x1c06 happens for no good reason,
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- * possibly left over from the CFE boot loader.
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+ * These faults with codes 0x1406 (BCM4709) or 0x1c06 happens
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+ * for no good reason, possibly left over from the CFE boot
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+ * loader.
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*/
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pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",
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- addr, fsr);
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+ addr, fsr);
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/* Returning non-zero causes fault display and panic */
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return 0;
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