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[PATCH 5/8] loader: Move arm64 linux loader to common code


From: Nikita Ermakov
Subject: [PATCH 5/8] loader: Move arm64 linux loader to common code
Date: Fri, 28 May 2021 16:04:54 +0300

From: Atish Patra <atish.patra@wdc.com>

ARM64 linux loader code is written in such a way that it can be reused
across different architectures without much change. Move it to common
code so that RISC-V doesn't have to define a separate loader.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
---
 grub-core/Makefile.core.def             | 4 ++--
 grub-core/loader/{arm64 => efi}/linux.c | 2 +-
 include/grub/arm/linux.h                | 2 +-
 include/grub/arm64/linux.h              | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)
 rename grub-core/loader/{arm64 => efi}/linux.c (99%)

diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index 8022e1c0a..b36cf663a 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -1806,9 +1806,9 @@ module = {
   sparc64_ieee1275 = loader/sparc64/ieee1275/linux.c;
   ia64_efi = loader/ia64/efi/linux.c;
   arm_coreboot = loader/arm/linux.c;
-  arm_efi = loader/arm64/linux.c;
+  arm_efi = loader/efi/linux.c;
   arm_uboot = loader/arm/linux.c;
-  arm64 = loader/arm64/linux.c;
+  arm64 = loader/efi/linux.c;
   riscv32 = loader/riscv/linux.c;
   riscv64 = loader/riscv/linux.c;
   common = loader/linux.c;
diff --git a/grub-core/loader/arm64/linux.c b/grub-core/loader/efi/linux.c
similarity index 99%
rename from grub-core/loader/arm64/linux.c
rename to grub-core/loader/efi/linux.c
index 9e282b666..7c71d0336 100644
--- a/grub-core/loader/arm64/linux.c
+++ b/grub-core/loader/efi/linux.c
@@ -58,7 +58,7 @@ grub_arch_efi_linux_check_image (struct 
linux_arch_kernel_header * lh)
   struct grub_pe32_coff_header *coff_header;
   struct grub_pe32_optional_header *optional_header;
 
-  if (lh->magic != GRUB_LINUX_ARMXX_MAGIC_SIGNATURE)
+  if (lh->magic != GRUB_LINUX_ARCH_MAGIC_SIGNATURE)
     return grub_error(GRUB_ERR_BAD_OS, "invalid magic number");
 
   if ((lh->code0 & 0xffff) != GRUB_PE32_MAGIC)
diff --git a/include/grub/arm/linux.h b/include/grub/arm/linux.h
index bcd5a7eb1..8c13978d2 100644
--- a/include/grub/arm/linux.h
+++ b/include/grub/arm/linux.h
@@ -35,7 +35,7 @@ struct linux_arm_kernel_header {
 };
 
 #if defined(__arm__)
-# define GRUB_LINUX_ARMXX_MAGIC_SIGNATURE GRUB_LINUX_ARM_MAGIC_SIGNATURE
+# define GRUB_LINUX_ARCH_MAGIC_SIGNATURE GRUB_LINUX_ARM_MAGIC_SIGNATURE
 # define linux_arch_kernel_header linux_arm_kernel_header
 #endif
 
diff --git a/include/grub/arm64/linux.h b/include/grub/arm64/linux.h
index 7e22b4ab6..effd870ef 100644
--- a/include/grub/arm64/linux.h
+++ b/include/grub/arm64/linux.h
@@ -39,7 +39,7 @@ struct linux_arm64_kernel_header
 };
 
 #if defined(__aarch64__)
-# define GRUB_LINUX_ARMXX_MAGIC_SIGNATURE GRUB_LINUX_ARM64_MAGIC_SIGNATURE
+# define GRUB_LINUX_ARCH_MAGIC_SIGNATURE GRUB_LINUX_ARM64_MAGIC_SIGNATURE
 # define linux_arch_kernel_header linux_arm64_kernel_header
 #endif
 
-- 
2.31.1




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