| dmitry pervushin | e317872 | 2009-04-22 23:55:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. |
| 4 | * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved. |
| 5 | */ |
| 6 | |
| 7 | /* |
| 8 | * The code contained herein is licensed under the GNU General Public |
| 9 | * License. You may obtain a copy of the GNU General Public License |
| 10 | * Version 2 or later at the following locations: |
| 11 | * |
| 12 | * http://www.opensource.org/licenses/gpl-license.html |
| 13 | * http://www.gnu.org/copyleft/gpl.html |
| 14 | */ |
| 15 | #ifndef __ASM_PLAT_UNCOMPRESS_H |
| 16 | #define __ASM_PLAT_UNCOMPRESS_H |
| 17 | |
| 18 | /* |
| 19 | * Register includes are for when the MMU enabled; we need to define our |
| 20 | * own stuff here for pre-MMU use |
| 21 | */ |
| 22 | #define UARTDBG_BASE 0x80070000 |
| 23 | #define UART(c) (((volatile unsigned *)UARTDBG_BASE)[c]) |
| 24 | |
| 25 | /* |
| 26 | * This does not append a newline |
| 27 | */ |
| 28 | static void putc(char c) |
| 29 | { |
| 30 | /* Wait for TX fifo empty */ |
| 31 | while ((UART(6) & (1<<7)) == 0) |
| 32 | continue; |
| 33 | |
| 34 | /* Write byte */ |
| 35 | UART(0) = c; |
| 36 | |
| 37 | /* Wait for last bit to exit the UART */ |
| 38 | while (UART(6) & (1<<3)) |
| 39 | continue; |
| 40 | } |
| 41 | |
| 42 | static void flush(void) |
| 43 | { |
| 44 | } |
| 45 | |
| 46 | /* |
| 47 | * nothing to do |
| 48 | */ |
| 49 | #define arch_decomp_setup() |
| 50 | |
| 51 | #define arch_decomp_wdog() |
| 52 | |
| 53 | #endif /* __ASM_PLAT_UNCOMPRESS_H */ |