Changeset fa86fff in mainline

Timestamp:

2018-08-31T12:02:20Z (6 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

3012ae7, bbe5e34

Parents:

516e780

git-author:

Jakub Jermar <jakub@…> (2018-08-31 12:02:17)

git-committer:

Jakub Jermar <jakub@…> (2018-08-31 12:02:20)

Message:

Give arm32 more non-identity memory

The split on arm32 unreasonably favoured the identity memory at the
expense of non-identity.

File:

• kernel/arch/arm32/include/arch/mm/km.h (modified) (1 diff)

kernel/arch/arm32/include/arch/mm/km.h

@@ -40 +40 @@
 
 #define KM_ARM32_IDENTITY_START         UINT32_C(0x80000000)
-#define KM_ARM32_IDENTITY_SIZE          UINT32_C(0x70000000)
+#define KM_ARM32_IDENTITY_SIZE          UINT32_C(0x40000000)
 
-#define KM_ARM32_NON_IDENTITY_START     UINT32_C(0xf0000000)
+#define KM_ARM32_NON_IDENTITY_START     UINT32_C(0xc0000000)
 /*
  * The last virtual megabyte contains the high exception vectors (0xFFFF0000).
  * Do not include this range into kernel non-identity.
  */
-#define KM_ARM32_NON_IDENTITY_SIZE      UINT32_C(0x0ff00000)
+#define KM_ARM32_NON_IDENTITY_SIZE      UINT32_C(0x3ff00000)
 
 extern void km_identity_arch_init(void);