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authorJimmy Zhang <jimmzhang@nvidia.com>2014-10-09 18:42:00 -0700
committerPatrick Georgi <pgeorgi@google.com>2015-03-21 13:40:09 +0100
commitbe1b4f171ec00dd636733b853f48ba537ac2fbc5 (patch)
tree92a0c9a4055d96efee567630153f0cf70a378d52 /payloads/libpayload/include
parent8a01eb60522bae5b6c30889b38ef1f84ff78131d (diff)
downloadcoreboot-be1b4f171ec00dd636733b853f48ba537ac2fbc5.tar.xz
libpayload arm64: Allocate framebuffer range
Allocate noncacheable memory for frame buffer and save base address to sys_libinfo. BRANCH=none BUG=chrome-os-partner:31936 TEST=build and test on ryu Change-Id: I19a8079616376dc7c1a8ecdbd7499c2553b8c6c3 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: cebb5650167264902548339bb1a2b428f3b7f4ed Original-Change-Id: I7bfbfefb92001632ce3d572a50e46188795c4ab8 Original-Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com> Original-Reviewed-on: https://chromium-review.googlesource.com/226404 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8796 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.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/payloads/libpayload/include/arm64/arch/mmu.h b/payloads/libpayload/include/arm64/arch/mmu.h
index fdb1cc86d1..abd29f5ad4 100644
--- a/payloads/libpayload/include/arm64/arch/mmu.h
+++ b/payloads/libpayload/include/arm64/arch/mmu.h
@@ -181,6 +181,8 @@ extern char _start[], _end[];
#define DMA_DEFAULT_SIZE (0x20 * GRANULE_SIZE)
#define TTB_DEFAULT_SIZE 0x100000
+#define MB_SIZE (1UL << 20)
+
/* Initialize the MMU TTB tables using the mmu_ranges */
uint64_t mmu_init(struct mmu_ranges *mmu_ranges);