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authorFurquan Shaikh <furquan@google.com>2015-03-31 22:15:07 -0700
committerPatrick Georgi <pgeorgi@google.com>2015-04-22 08:55:41 +0200
commitc76926739507a0d20d3dde65192154c8982e4b90 (patch)
tree9df7420f5ec267cf2088fff61882eb5bc856279a /payloads/libpayload/include
parente1ba3dac415b87dc9e3f038ced0a1a720a4d8004 (diff)
libpayload: Correct shareability mmu configuration on ARM64
BUG=chrome-os-partner:38222 BRANCH=None TEST=Compiles successfully and boots kernel Change-Id: I6e1e841d84d1a73e5c726143aeba76af933e81a1 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 59861a2700407b9e6a6209fbc45543c127b50b4b Original-Change-Id: I256d07a41bec83037f2b61a9350f903119d8c101 Original-Signed-off-by: Furquan Shaikh <furquan@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/263325 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org> Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org> Original-Tested-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9902 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'payloads/libpayload/include')
-rw-r--r--payloads/libpayload/include/arm64/arch/mmu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/payloads/libpayload/include/arm64/arch/mmu.h b/payloads/libpayload/include/arm64/arch/mmu.h
index 52b538ed67..e241d7593f 100644
--- a/payloads/libpayload/include/arm64/arch/mmu.h
+++ b/payloads/libpayload/include/arm64/arch/mmu.h
@@ -80,6 +80,12 @@ extern char _start[], _end[];
#define BLOCK_ACCESS (1 << 10)
+#define BLOCK_SH_SHIFT (8)
+#define BLOCK_SH_NON_SHAREABLE (0 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_UNPREDICTABLE (1 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_OUTER_SHAREABLE (2 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_INNER_SHAREABLE (3 << BLOCK_SH_SHIFT)
+
/* XLAT Table Init Attributes */
#define VA_START 0x0