From 4124dea6ee8be861258bf245942323def7b2ae35 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 22 Sep 2009 16:44:17 -0700
Subject: [PATCH] --- yaml --- r: 164697 b: refs/heads/master c:
 e56770fbc48c1517f620f9f68e3f728e74d52bf5 h: refs/heads/master i:   164695:
 ba1b311fbc92956799bb0b7dfb32958536f8c109 v: v3

---
 [refs]                                     |  2 +-
 trunk/arch/blackfin/include/asm/sections.h | 38 ++++++++++++++++++++--
 2 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index 3c120bc6e94e..248a47c54a86 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2a9ad18deb2870a9968f50351a0d4b8cc2a04099
+refs/heads/master: e56770fbc48c1517f620f9f68e3f728e74d52bf5
diff --git a/trunk/arch/blackfin/include/asm/sections.h b/trunk/arch/blackfin/include/asm/sections.h
index e7fd0ecd73f7..ae4dae1e370b 100644
--- a/trunk/arch/blackfin/include/asm/sections.h
+++ b/trunk/arch/blackfin/include/asm/sections.h
@@ -1,9 +1,6 @@
 #ifndef _BLACKFIN_SECTIONS_H
 #define _BLACKFIN_SECTIONS_H
 
-/* nothing to see, move along */
-#include <asm-generic/sections.h>
-
 /* only used when MTD_UCLINUX */
 extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size;
 
@@ -15,4 +12,39 @@ extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[],
 	_stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[],
 	_ebss_l2[], _l2_lma_start[];
 
+#include <asm/mem_map.h>
+
+/* Blackfin systems have discontinuous memory map and no virtualized memory */
+static inline int arch_is_kernel_text(unsigned long addr)
+{
+	return
+		(L1_CODE_LENGTH &&
+		 addr >= (unsigned long)_stext_l1 &&
+		 addr <  (unsigned long)_etext_l1)
+		||
+		(L2_LENGTH &&
+		 addr >= (unsigned long)_stext_l2 &&
+		 addr <  (unsigned long)_etext_l2);
+}
+#define arch_is_kernel_text(addr) arch_is_kernel_text(addr)
+
+static inline int arch_is_kernel_data(unsigned long addr)
+{
+	return
+		(L1_DATA_A_LENGTH &&
+		 addr >= (unsigned long)_sdata_l1 &&
+		 addr <  (unsigned long)_ebss_l1)
+		||
+		(L1_DATA_B_LENGTH &&
+		 addr >= (unsigned long)_sdata_b_l1 &&
+		 addr <  (unsigned long)_ebss_b_l1)
+		||
+		(L2_LENGTH &&
+		 addr >= (unsigned long)_sdata_l2 &&
+		 addr <  (unsigned long)_ebss_l2);
+}
+#define arch_is_kernel_data(addr) arch_is_kernel_data(addr)
+
+#include <asm-generic/sections.h>
+
 #endif