File 0003-arm64-efi-move-EFI_PAGE-definitions-to-efi-memory.h.patch of Package grub2

From 8a84e87b34eeb2e7a8f4ea4036f124c1209c6026 Mon Sep 17 00:00:00 2001
From: Leif Lindholm <leif.lindholm@linaro.org>
Date: Thu, 1 Feb 2018 18:18:49 +0000
Subject: [PATCH 3/6] arm64/efi: move EFI_PAGE definitions to efi/memory.h

The EFI page definitions and macros are generic and should not be confined
to arm64 headers - so move to efi/memory.h.
Also add EFI_PAGE_SIZE macro.

Update loader sources to reflect new header location.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
 grub-core/loader/arm64/fdt.c      | 1 +
 grub-core/loader/arm64/linux.c    | 1 +
 grub-core/loader/arm64/xen_boot.c | 1 +
 include/grub/arm64/fdtload.h      | 3 ---
 include/grub/efi/memory.h         | 7 +++++++
 5 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/grub-core/loader/arm64/fdt.c b/grub-core/loader/arm64/fdt.c
index 368001696..c61adbe67 100644
--- a/grub-core/loader/arm64/fdt.c
+++ b/grub-core/loader/arm64/fdt.c
@@ -24,6 +24,7 @@
 #include <grub/command.h>
 #include <grub/file.h>
 #include <grub/efi/efi.h>
+#include <grub/efi/memory.h>
 
 static void *loaded_fdt;
 static void *fdt;
diff --git a/grub-core/loader/arm64/linux.c b/grub-core/loader/arm64/linux.c
index ee3fcaa86..364fbb6e6 100644
--- a/grub-core/loader/arm64/linux.c
+++ b/grub-core/loader/arm64/linux.c
@@ -28,6 +28,7 @@
 #include <grub/cpu/linux.h>
 #include <grub/cpu/fdtload.h>
 #include <grub/efi/efi.h>
+#include <grub/efi/memory.h>
 #include <grub/efi/pe32.h>
 #include <grub/i18n.h>
 #include <grub/lib/cmdline.h>
diff --git a/grub-core/loader/arm64/xen_boot.c b/grub-core/loader/arm64/xen_boot.c
index ab7c2f850..f1363024b 100644
--- a/grub-core/loader/arm64/xen_boot.c
+++ b/grub-core/loader/arm64/xen_boot.c
@@ -30,6 +30,7 @@
 #include <grub/cpu/fdtload.h>
 #include <grub/cpu/linux.h>
 #include <grub/efi/efi.h>
+#include <grub/efi/memory.h>
 #include <grub/efi/pe32.h>	/* required by struct xen_hypervisor_header */
 #include <grub/i18n.h>
 #include <grub/lib/cmdline.h>
diff --git a/include/grub/arm64/fdtload.h b/include/grub/arm64/fdtload.h
index 7b9ddba91..713c9424d 100644
--- a/include/grub/arm64/fdtload.h
+++ b/include/grub/arm64/fdtload.h
@@ -29,7 +29,4 @@ grub_fdt_unload (void);
 grub_err_t
 grub_fdt_install (void);
 
-#define GRUB_EFI_PAGE_SHIFT	12
-#define GRUB_EFI_BYTES_TO_PAGES(bytes)   (((bytes) + 0xfff) >> GRUB_EFI_PAGE_SHIFT)
-
 #endif
diff --git a/include/grub/efi/memory.h b/include/grub/efi/memory.h
index 20526b146..08fe62277 100644
--- a/include/grub/efi/memory.h
+++ b/include/grub/efi/memory.h
@@ -22,6 +22,13 @@
 #include <grub/err.h>
 #include <grub/types.h>
 
+/* The term "page" in UEFI refers only to a 4 KiB-aligned 4 KiB size region of
+   memory. It is not concerned with underlying translation management concepts,
+   but only used as the granule for memory allocations. */
+#define GRUB_EFI_PAGE_SHIFT             12
+#define GRUB_EFI_PAGE_SIZE              (1 << GRUB_EFI_PAGE_SHIFT)
+#define GRUB_EFI_BYTES_TO_PAGES(bytes)  (((bytes) + 0xfff) >> GRUB_EFI_PAGE_SHIFT)
+
 #define GRUB_MMAP_REGISTER_BY_FIRMWARE  1
 
 grub_err_t grub_machine_mmap_register (grub_uint64_t start, grub_uint64_t size,
-- 
2.16.4
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