Re: 2.6.11-mm4

From: Paul Mundt
Date: Thu Mar 17 2005 - 03:22:19 EST


On Wed, Mar 16, 2005 at 04:06:54AM -0800, Andrew Morton wrote:
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.11/2.6.11-mm4/
>
sh and sh64 need xlate_dev_mem_ptr/xlate_dev_kmem_ptr definitions too..
otherwise end up with:

LD .tmp_vmlinux1
drivers/built-in.o(.text+0xf0): In function `read_mem':
mem.c: undefined reference to `xlate_dev_mem_ptr'
drivers/built-in.o(.text+0x210): In function `write_mem':
mem.c: undefined reference to `xlate_dev_mem_ptr'
drivers/built-in.o(.text+0x478): In function `read_kmem':
mem.c: undefined reference to `xlate_dev_kmem_ptr'
drivers/built-in.o(.text+0x628): In function `write_kmem':
mem.c: undefined reference to `xlate_dev_kmem_ptr'
make: *** [.tmp_vmlinux1] Error 1

include/asm-sh/io.h | 11 +++++++++++
include/asm-sh64/io.h | 11 +++++++++++
2 files changed, 22 insertions(+)

Signed-off-by: Paul Mundt <lethal@xxxxxxxxxxxx>

--- linux-sh-2.6.11-mm4.orig/include/asm-sh/io.h 2005-03-17 10:10:56.911518490 +0200
+++ linux-sh-2.6.11-mm4/include/asm-sh/io.h 2005-03-17 10:11:35.164242096 +0200
@@ -295,6 +295,17 @@
#define dma_cache_wback(_start,_size) \
__flush_wback_region(_start,_size)

+/*
+ * Convert a physical pointer to a virtual kernel pointer for /dev/mem
+ * access
+ */
+#define xlate_dev_mem_ptr(p) __va(p)
+
+/*
+ * Convert a virtual cached pointer to an uncached pointer
+ */
+#define xlate_dev_kmem_ptr(p) p
+
#endif /* __KERNEL__ */

#endif /* __ASM_SH_IO_H */
--- linux-sh-2.6.11-mm4.orig/include/asm-sh64/io.h 2005-03-17 10:11:44.187997628 +0200
+++ linux-sh-2.6.11-mm4/include/asm-sh64/io.h 2005-03-17 10:12:26.554154928 +0200
@@ -235,5 +235,16 @@
asm volatile ("ocbwb %0, 0" : : "r" (s));
}

+/*
+ * Convert a physical pointer to a virtual kernel pointer for /dev/mem
+ * access
+ */
+#define xlate_dev_mem_ptr(p) __va(p)
+
+/*
+ * Convert a virtual cached pointer to an uncached pointer
+ */
+#define xlate_dev_kmem_ptr(p) p
+
#endif /* __KERNEL__ */
#endif /* __ASM_SH64_IO_H */

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