On 9/22/24 10:17 AM, Sergii Dmytruk wrote:
From: Krystian Hebel <krystian.he...@3mdeb.com>
GRUB_PAGE_MASK is intentionally signed to make use of sign extension.
Subsequent patches will use them.
Signed-off-by: Krystian Hebel <krystian.he...@3mdeb.com>
Signed-off-by: Sergii Dmytruk <sergii.dmyt...@3mdeb.com>
Reviewed-by: Ross Philipson <ross.philip...@oracle.com>
---
include/grub/i386/memory.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/grub/i386/memory.h b/include/grub/i386/memory.h
index c64529630..ca4509497 100644
--- a/include/grub/i386/memory.h
+++ b/include/grub/i386/memory.h
@@ -22,6 +22,7 @@
#define GRUB_PAGE_SHIFT 12
#define GRUB_PAGE_SIZE (1UL << GRUB_PAGE_SHIFT)
+#define GRUB_PAGE_MASK (~((1L << GRUB_PAGE_SHIFT) - 1))
/* The flag for protected mode. */
#define GRUB_MEMORY_CPU_CR0_PE_ON 0x1
@@ -43,8 +44,12 @@
#define GRUB_MMAP_MALLOC_LOW 1
+#include <grub/misc.h>
#include <grub/types.h>
+#define GRUB_PAGE_UP(p) ALIGN_UP (p, GRUB_PAGE_SIZE)
+#define GRUB_PAGE_DOWN(p) ALIGN_DOWN (p, GRUB_PAGE_SIZE)
+
struct grub_e820_mmap_entry
{
grub_uint64_t addr;
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