| /* include/asm-arm/arch-lh7a40x/uncompress.h |
| * |
| * Copyright (C) 2004 Coastal Environmental Systems |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * version 2 as published by the Free Software Foundation. |
| * |
| */ |
| |
| #include <asm/arch/registers.h> |
| |
| #ifndef UART_R_DATA |
| # define UART_R_DATA (0x00) |
| #endif |
| #ifndef UART_R_STATUS |
| # define UART_R_STATUS (0x10) |
| #endif |
| #define nTxRdy (0x20) /* Not TxReady (literally Tx FIFO full) */ |
| |
| /* Access UART with physical addresses before MMU is setup */ |
| #define UART_STATUS (*(volatile unsigned long*) (UART2_PHYS + UART_R_STATUS)) |
| #define UART_DATA (*(volatile unsigned long*) (UART2_PHYS + UART_R_DATA)) |
| |
| static inline void putc(int ch) |
| { |
| while (UART_STATUS & nTxRdy) |
| barrier(); |
| UART_DATA = ch; |
| } |
| |
| static inline void flush(void) |
| { |
| } |
| |
| /* NULL functions; we don't presently need them */ |
| #define arch_decomp_setup() |
| #define arch_decomp_wdog() |