[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/meta-openembedded/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm_crashdump-fix-buffer-align.patch b/meta/meta-openembedded/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm_crashdump-fix-buffer-align.patch
new file mode 100644
index 0000000..c6afdfa
--- /dev/null
+++ b/meta/meta-openembedded/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm_crashdump-fix-buffer-align.patch
@@ -0,0 +1,44 @@
+From 06b0d43c20f7c6200902d4c6db3d33416877f71c Mon Sep 17 00:00:00 2001
+From: Andrea Adami <andrea.adami@gmail.com>
+Date: Sun, 26 Aug 2018 21:40:06 +0200
+Subject: [PATCH 1/1] arm- backport from oe-core
+
+Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
+---
+ kexec/arch/arm/crashdump-arm.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/kexec/arch/arm/crashdump-arm.c b/kexec/arch/arm/crashdump-arm.c
+index 2530b29..af2600d 100644
+--- a/kexec/arch/arm/crashdump-arm.c
++++ b/kexec/arch/arm/crashdump-arm.c
+@@ -240,6 +240,7 @@ int load_crashdump_segments(struct kexec_info *info, char *mod_cmdline)
+ void *buf;
+ int err;
+ int last_ranges;
++ unsigned short align_bit_shift = 20;
+
+ /*
+ * First fetch all the memory (RAM) ranges that we are going to pass to
+@@ -281,6 +282,7 @@ int load_crashdump_segments(struct kexec_info *info, char *mod_cmdline)
+
+ /* for support LPAE enabled kernel*/
+ elf_info.class = ELFCLASS64;
++ align_bit_shift = 21;
+
+ err = crash_create_elf64_headers(info, &elf_info,
+ usablemem_rgns.ranges,
+@@ -302,8 +304,9 @@ int load_crashdump_segments(struct kexec_info *info, char *mod_cmdline)
+ * 1MB) so that available memory passed in kernel command line will be
+ * aligned to 1MB. This is because kernel create_mapping() wants memory
+ * regions to be aligned to SECTION_SIZE.
++ * The SECTION_SIZE of LPAE kernel is '1UL << 21' defined in pgtable-3level.h
+ */
+- elfcorehdr = add_buffer_phys_virt(info, buf, bufsz, bufsz, 1 << 20,
++ elfcorehdr = add_buffer_phys_virt(info, buf, bufsz, bufsz, 1 << align_bit_shift,
+ crash_kernel_mem.start,
+ crash_kernel_mem.end, -1, 0);
+
+--
+2.7.4
+