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44 lines
924 B
44 lines
924 B
20 years ago
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/*
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* linux/include/asm-arm/arch-cl7500/uncompress.h
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*
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* Copyright (C) 1999, 2000 Nexus Electronics Ltd.
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*/
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#define BASE 0x03010000
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#define SERBASE (BASE + (0x2f8 << 2))
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static __inline__ void putc(char c)
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{
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while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20));
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*((volatile unsigned int *)(SERBASE)) = 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 void putstr(const char *s)
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{
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while (*s) {
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putc(*s);
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if (*s == '\n')
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putc('\r');
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s++;
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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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int baud = 3686400 / (9600 * 32);
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*((volatile unsigned int *)(SERBASE + 0xC)) = 0x80;
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*((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff;
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*((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8;
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*((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */
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*((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */
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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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