| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/mach-clps7500/include/mach/uncompress.h |
| 3 | * |
| 4 | * Copyright (C) 1999, 2000 Nexus Electronics Ltd. |
| 5 | */ |
| 6 | #define BASE 0x03010000 |
| 7 | #define SERBASE (BASE + (0x2f8 << 2)) |
| 8 | |
| 9 | static inline void putc(char c) |
| 10 | { |
| 11 | while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20)) |
| 12 | barrier(); |
| 13 | |
| 14 | *((volatile unsigned int *)(SERBASE)) = c; |
| 15 | } |
| 16 | |
| 17 | static inline void flush(void) |
| 18 | { |
| 19 | } |
| 20 | |
| 21 | static __inline__ void arch_decomp_setup(void) |
| 22 | { |
| 23 | int baud = 3686400 / (9600 * 32); |
| 24 | |
| 25 | *((volatile unsigned int *)(SERBASE + 0xC)) = 0x80; |
| 26 | *((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff; |
| 27 | *((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8; |
| 28 | *((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */ |
| 29 | *((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */ |
| 30 | } |
| 31 | |
| 32 | /* |
| 33 | * nothing to do |
| 34 | */ |
| 35 | #define arch_decomp_wdog() |