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[ARM] mmp: fix for variables in uncompress.h being discarded

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Due to commit:

    5de813b  ARM: Eliminate decompressor -Dstatic= PIC hack

The data section will be discarded for the decompressor, thus move the
static variables into BSS section by initializing them at run time.

Reported-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Eric Miao 2010-03-22 09:39:58 +08:00
parent 2a8ac187e0
commit 7471f46d74
1 changed files with 4 additions and 1 deletions
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5
arch/arm/mach-mmp/include/mach/uncompress.h
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@ -14,7 +14,7 @@
#define UART2_BASE (APB_PHYS_BASE + 0x17000)
#define UART3_BASE (APB_PHYS_BASE + 0x18000)
static volatile unsigned long *UART = (unsigned long *)UART2_BASE;
static volatile unsigned long *UART;
static inline void putc(char c)
{
@ -37,6 +37,9 @@ static inline void flush(void)
static inline void arch_decomp_setup(void)
{
/* default to UART2 */
UART = (unsigned long *)UART2_BASE;
if (machine_is_avengers_lite())
UART = (unsigned long *)UART3_BASE;
}