[Crash-utility] [PATCH 2/4] arm64: use the same expression to indicate ptrs_per_pgd
1. Use the same expression to indicate ptrs_per_pgd.
2. Add VA bits indication.
Signed-off-by: Kuan-Ying Lee <kuan-ying.lee(a)canonical.com>
---
defs.h | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/defs.h b/defs.h
index 92e8708367d1..2d881344cba6 100644
--- a/defs.h
+++ b/defs.h
@@ -3269,8 +3269,9 @@ typedef signed int s32;
/*
* 3-levels / 4K pages
+ * 39-bit VA
*/
-#define PTRS_PER_PGD_L3_4K (512)
+#define PTRS_PER_PGD_L3_4K ((1UL) << (39 - 30))
#define PTRS_PER_PMD_L3_4K (512)
#define PTRS_PER_PTE_L3_4K (512)
#define PGDIR_SHIFT_L3_4K (30)
@@ -3306,7 +3307,7 @@ typedef signed int s32;
* 2-levels / 16K pages
* 36-bit VA
*/
-#define PTRS_PER_PGD_L2_16K (2048)
+#define PTRS_PER_PGD_L2_16K ((1UL) << (36 - 25))
#define PTRS_PER_PTE_L2_16K (2048)
#define PGDIR_SHIFT_L2_16K (25)
#define PGDIR_SIZE_L2_16K ((1UL) << PGDIR_SHIFT_L2_16K)
@@ -3330,6 +3331,7 @@ typedef signed int s32;
/*
* 3-levels / 64K pages
+ * 48-bit, 52-bit VA
*/
#define PTRS_PER_PGD_L3_64K (64)
#define PTRS_PER_PMD_L3_64K (8192)
@@ -3344,8 +3346,9 @@ typedef signed int s32;
/*
* 2-levels / 64K pages
+ * 42-bit VA
*/
-#define PTRS_PER_PGD_L2_64K (8192)
+#define PTRS_PER_PGD_L2_64K ((1UL) << (42 - 29))
#define PTRS_PER_PTE_L2_64K (8192)
#define PGDIR_SHIFT_L2_64K (29)
#define PGDIR_SIZE_L2_64K ((1UL) << PGDIR_SHIFT_L2_64K)
--
2.43.0