Changeset db64d094 in mainline

Timestamp:

2012-01-02T20:35:02Z (12 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

a2789d2

Parents:

2107e79

Message:

Quarter the size of arm32's kernel non-identity to compensate for
the unusually large PTL0 (i.e. four frames). This reduces the amount
of memory needed for sharing the kernel non-identity across all
address spaces from 4MiB to 1MiB (i.e. the same sime as on ia32).

File:

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

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

@@ -39 +39 @@
 
 #define KM_ARM32_IDENTITY_START         UINT32_C(0x80000000)
-#define KM_ARM32_IDENTITY_SIZE          UINT32_C(0x40000000)
+#define KM_ARM32_IDENTITY_SIZE          UINT32_C(0x70000000)
 
-#define KM_ARM32_NON_IDENTITY_START     UINT32_C(0xc0000000)
-#define KM_ARM32_NON_IDENTITY_SIZE      UINT32_C(0x40000000)
+#define KM_ARM32_NON_IDENTITY_START     UINT32_C(0xf0000000)
+#define KM_ARM32_NON_IDENTITY_SIZE      UINT32_C(0x10000000)
 
 extern void km_identity_arch_init(void);