[PATCH v4 09/13] arm: cpu: disable code portion in armv8 case

Raphael Poggi poggi.raph at gmail.com
Wed Jun 29 01:22:16 PDT 2016


Enclosed by #if directive OMAP specific code
and mmu_disable (ARMv8 code will implemented it somewhere else).

Signed-off-by: Raphael Poggi <poggi.raph at gmail.com>
---
 arch/arm/cpu/cpu.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/cpu/cpu.c b/arch/arm/cpu/cpu.c
index eb12166..cc54324 100644
--- a/arch/arm/cpu/cpu.c
+++ b/arch/arm/cpu/cpu.c
@@ -68,6 +68,7 @@ int icache_status(void)
 	return (get_cr () & CR_I) != 0;
 }
 
+#if __LINUX_ARM_ARCH__ <= 7
 /*
  * SoC like the ux500 have the l2x0 always enable
  * with or without MMU enable
@@ -86,6 +87,7 @@ void mmu_disable(void)
 	}
 	__mmu_cache_off();
 }
+#endif
 
 /**
  * Disable MMU and D-cache, flush caches
@@ -100,6 +102,8 @@ static void arch_shutdown(void)
 
 	mmu_disable();
 	flush_icache();
+
+#if __LINUX_ARM_ARCH__ <= 7
 	/*
 	 * barebox normally does not use interrupts, but some functionalities
 	 * (eg. OMAP4_USBBOOT) require them enabled. So be sure interrupts are
@@ -108,6 +112,7 @@ static void arch_shutdown(void)
 	__asm__ __volatile__("mrs %0, cpsr" : "=r"(r));
 	r |= PSR_I_BIT;
 	__asm__ __volatile__("msr cpsr, %0" : : "r"(r));
+#endif
 }
 archshutdown_exitcall(arch_shutdown);
 
-- 
2.1.0




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