projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 651c74c7 | 1 | /* |
| a09e64fb | 2 | * arch/arm/mach-kirkwood/include/mach/uncompress.h |
| 651c74c7 SB |
3 | * |
| 4 | * This file is licensed under the terms of the GNU General Public | |
| 5 | * License version 2. This program is licensed "as is" without any | |
| 6 | * warranty of any kind, whether express or implied. | |
| 7 | */ | |
| 8 | ||
| 9 | #include <linux/serial_reg.h> | |
| a09e64fb | 10 | #include <mach/kirkwood.h> |
| 651c74c7 SB |
11 | |
| 12 | #define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE) | |
| 13 | ||
| 14 | static void putc(const char c) | |
| 15 | { | |
| 16 | unsigned char *base = SERIAL_BASE; | |
| 17 | int i; | |
| 18 | ||
| 19 | for (i = 0; i < 0x1000; i++) { | |
| 20 | if (base[UART_LSR << 2] & UART_LSR_THRE) | |
| 21 | break; | |
| 22 | barrier(); | |
| 23 | } | |
| 24 | ||
| 25 | base[UART_TX << 2] = c; | |
| 26 | } | |
| 27 | ||
| 28 | static void flush(void) | |
| 29 | { | |
| 30 | unsigned char *base = SERIAL_BASE; | |
| 31 | unsigned char mask; | |
| 32 | int i; | |
| 33 | ||
| 34 | mask = UART_LSR_TEMT | UART_LSR_THRE; | |
| 35 | ||
| 36 | for (i = 0; i < 0x1000; i++) { | |
| 37 | if ((base[UART_LSR << 2] & mask) == mask) | |
| 38 | break; | |
| 39 | barrier(); | |
| 40 | } | |
| 41 | } | |
| 42 | ||
| 43 | /* | |
| 44 | * nothing to do | |
| 45 | */ | |
| 46 | #define arch_decomp_setup() |