| /* Debugging macro include header | |
| * | |
| * Copyright (C) 1994-1999 Russell King | |
| * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks | |
| * Modified for ASM9260 by Oleksij Remepl <linux@rempel-privat.de> | |
| * | |
| * 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. | |
| * | |
| */ | |
| .macro addruart, rp, rv, tmp | |
| ldr \rp, = CONFIG_DEBUG_UART_PHYS | |
| ldr \rv, = CONFIG_DEBUG_UART_VIRT | |
| .endm | |
| .macro waituart,rd,rx | |
| .endm | |
| .macro senduart,rd,rx | |
| str \rd, [\rx, #0x50] @ TXDATA | |
| .endm | |
| .macro busyuart,rd,rx | |
| 1002: ldr \rd, [\rx, #0x60] @ STAT | |
| tst \rd, #1 << 27 @ TXEMPTY | |
| beq 1002b @ wait until transmit done | |
| .endm |