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From: Raphael Poggi <poggi.raph@gmail.com>
To: barebox@lists.infradead.org
Cc: Raphael Poggi <poggi.raph@gmail.com>
Subject: [PATCH v3 10/14] arm: cpu: disable code portion in armv8 case
Date: Fri, 24 Jun 2016 14:23:57 +0200	[thread overview]
Message-ID: <1466771041-89803-11-git-send-email-poggi.raph@gmail.com> (raw)
In-Reply-To: <1466771041-89803-1-git-send-email-poggi.raph@gmail.com>

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

Signed-off-by: Raphael Poggi <poggi.raph@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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  parent reply	other threads:[~2016-06-24 12:25 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-24 12:23 [PATCH v3 0/12] Add basic support for arm64 Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 01/14] arm: add armv8 Kconfig entries Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 02/14] arm: Makefile: rework makefile to handle armv8 Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 03/14] arm: introduce lib64 for arm64 related stuff Raphael Poggi
2016-06-28  6:47   ` Sascha Hauer
2016-06-28  7:15     ` Raphaël Poggi
2016-06-29  6:00       ` Sascha Hauer
2016-06-29  6:36         ` Raphaël Poggi
2016-06-24 12:23 ` [PATCH v3 04/14] arm: cpu: add arm64 specific code Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 05/14] arm: include: system: add arm64 helper functions Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 06/14] arm: cpu: start: arm64 does not support relocation Raphael Poggi
2016-06-28  6:50   ` Sascha Hauer
2016-06-28  7:01     ` Raphaël Poggi
2016-06-28  7:02       ` Sascha Hauer
2016-06-24 12:23 ` [PATCH v3 07/14] arm: include: bitops: arm64 use generic __fls Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 08/14] arm: include: system_info: add armv8 identification Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 09/14] arm: cpu: cpuinfo: add armv8 support Raphael Poggi
2016-06-24 12:23 ` Raphael Poggi [this message]
2016-06-24 12:23 ` [PATCH v3 11/14] arm: cpu: add basic arm64 mmu support Raphael Poggi
2016-06-28  7:01   ` Sascha Hauer
2016-06-24 12:23 ` [PATCH v3 12/14] arm: boards: add mach-qemu and virt64 board Raphael Poggi
2016-06-24 12:24 ` [PATCH v3 13/14] arm: include: swab: use rigth assembly for armv8 Raphael Poggi
2016-06-24 12:24 ` [PATCH v3 14/14] uimage: add define for ARM64 architecture Raphael Poggi

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