From: Raphael Poggi <poggi.raph@gmail.com>
To: barebox@lists.infradead.org
Cc: Raphael Poggi <poggi.raph@gmail.com>
Subject: [PATCH 3/3] arm64: board: virt: set up mmu
Date: Fri, 20 May 2016 03:11:09 +0200 [thread overview]
Message-ID: <1463706669-39738-4-git-send-email-poggi.raph@gmail.com> (raw)
In-Reply-To: <1463706669-39738-1-git-send-email-poggi.raph@gmail.com>
Enable mmu and set correct mapping for periph and flash memory ranges.
Signed-off-by: Raphael Poggi <poggi.raph@gmail.com>
---
arch/arm64/boards/virt/init.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boards/virt/init.c b/arch/arm64/boards/virt/init.c
index 81e742d..9626067 100644
--- a/arch/arm64/boards/virt/init.c
+++ b/arch/arm64/boards/virt/init.c
@@ -13,6 +13,7 @@
#include <linux/sizes.h>
#include <io.h>
#include <globalvar.h>
+#include <asm/mmu.h>
static int virt_mem_init(void)
{
@@ -50,3 +51,17 @@ static int virt_core_init(void)
return 0;
}
postcore_initcall(virt_core_init);
+
+static int virt_mmu_enable(void)
+{
+ /* Mapping all periph range */
+ arch_remap_range(0x09000000, 0x01000000, PMD_SECT_DEF_CACHED);
+
+ /* Mapping all flash range */
+ arch_remap_range(0x00000000, 0x08000000, PMD_SECT_DEF_CACHED);
+
+ mmu_enable();
+
+ return 0;
+}
+postmmu_initcall(virt_mmu_enable);
--
2.1.0
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next prev parent reply other threads:[~2016-05-19 9:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-20 1:11 [PATCH 0/3] Add basic support for arm64 Raphael Poggi
2016-05-20 1:11 ` [PATCH 1/3] arch: add minimal aarch64 support Raphael Poggi
2016-05-20 1:11 ` [PATCH 2/3] arm64: add basic mmu support Raphael Poggi
2016-05-20 1:11 ` Raphael Poggi [this message]
2016-05-23 7:32 ` [PATCH 0/3] Add basic support for arm64 Sascha Hauer
2016-05-23 8:33 ` Raphaël Poggi
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