uncompress.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- /*
- * linux/include/asm-arm/arch-cl7500/uncompress.h
- *
- * Copyright (C) 1999, 2000 Nexus Electronics Ltd.
- */
- #define BASE 0x03010000
- #define SERBASE (BASE + (0x2f8 << 2))
- static __inline__ void putc(char c)
- {
- while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20))
- barrier();
- *((volatile unsigned int *)(SERBASE)) = c;
- }
- /*
- * This does not append a newline
- */
- static void puts(const char *s)
- {
- while (*s) {
- putc(*s);
- if (*s == 'n')
- putc('r');
- s++;
- }
- }
- static __inline__ void arch_decomp_setup(void)
- {
- int baud = 3686400 / (9600 * 32);
- *((volatile unsigned int *)(SERBASE + 0xC)) = 0x80;
- *((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff;
- *((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8;
- *((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */
- *((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */
- }
- /*
- * nothing to do
- */
- #define arch_decomp_wdog()