mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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7471f46d74
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>
52 lines
1000 B
C
52 lines
1000 B
C
/*
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* arch/arm/mach-mmp/include/mach/uncompress.h
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/serial_reg.h>
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#include <mach/addr-map.h>
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#include <asm/mach-types.h>
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#define UART1_BASE (APB_PHYS_BASE + 0x36000)
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#define UART2_BASE (APB_PHYS_BASE + 0x17000)
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#define UART3_BASE (APB_PHYS_BASE + 0x18000)
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static volatile unsigned long *UART;
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static inline void putc(char c)
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{
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/* UART enabled? */
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if (!(UART[UART_IER] & UART_IER_UUE))
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return;
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while (!(UART[UART_LSR] & UART_LSR_THRE))
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barrier();
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UART[UART_TX] = c;
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}
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/*
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* This does not append a newline
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*/
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static inline void flush(void)
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{
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}
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static inline void arch_decomp_setup(void)
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{
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/* default to UART2 */
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UART = (unsigned long *)UART2_BASE;
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if (machine_is_avengers_lite())
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UART = (unsigned long *)UART3_BASE;
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_wdog()
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