--- zzzz-none-000/linux-2.6.19.2/include/asm-powerpc/elf.h	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/include/asm-powerpc/elf.h	2007-01-19 14:42:56.000000000 +0000
@@ -161,6 +161,26 @@
 typedef elf_vrreg_t elf_vrregset_t32[ELF_NVRREG32];
 #endif
 
+#ifdef CONFIG_PAX_ASLR
+#define PAX_ELF_ET_DYN_BASE(tsk)	(0x10000000UL)
+
+#ifdef __powerpc64__
+#define PAX_DELTA_MMAP_LSB(tsk)		PAGE_SHIFT
+#define PAX_DELTA_MMAP_LEN(tsk)		(test_thread_flag(TIF_32BIT) ? 16 : 28)
+#define PAX_DELTA_EXEC_LSB(tsk)		PAGE_SHIFT
+#define PAX_DELTA_EXEC_LEN(tsk)		(test_thread_flag(TIF_32BIT) ? 16 : 28)
+#define PAX_DELTA_STACK_LSB(tsk)	PAGE_SHIFT
+#define PAX_DELTA_STACK_LEN(tsk)	(test_thread_flag(TIF_32BIT) ? 16 : 28)
+#else
+#define PAX_DELTA_MMAP_LSB(tsk)		PAGE_SHIFT
+#define PAX_DELTA_MMAP_LEN(tsk)		15
+#define PAX_DELTA_EXEC_LSB(tsk)		PAGE_SHIFT
+#define PAX_DELTA_EXEC_LEN(tsk)		15
+#define PAX_DELTA_STACK_LSB(tsk)	PAGE_SHIFT
+#define PAX_DELTA_STACK_LEN(tsk)	15
+#endif
+#endif
+
 #ifdef __KERNEL__
 /*
  * This is used to ensure we don't load something for the wrong architecture.