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Commit 7eb68a2a authored by Rafał Miłecki's avatar Rafał Miłecki Committed by Florian Fainelli
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ARM: BCM5301X: Ignore another (BCM4709 specific) fault code 



Broadcom ARM devices seem to generate some fault once per boot. We
already have an ignoring handler for BCM4707/BCM4708, but BCM4709
generates different code.

Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
parent b787f68c

arch/arm/mach-bcm/bcm_5301x.c

+5 −4
Original line number Original line Diff line number Diff line
@@ -18,12 +18,13 @@ static bool first_fault = true; 
static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr,

static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr,

				 struct pt_regs *regs)

				 struct pt_regs *regs)

{

{

	if (fsr == 0x1c06 && first_fault) {

	if ((fsr == 0x1406 || fsr == 0x1c06) && first_fault) {

		first_fault = false;

		first_fault = false;





		/*

		/*

		 * These faults with code 0x1c06 happens for no good reason,

		 * These faults with codes 0x1406 (BCM4709) or 0x1c06 happens

		 * possibly left over from the CFE boot loader.

		 * for no good reason, possibly left over from the CFE boot

		 * loader.

		 */

		 */

		pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",

		pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",

			addr, fsr);

			addr, fsr);