/* SPDX-License-Identifier: GPL-2.0-only */ /* 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> */ .macro addruart, rp, rv, tmp ldr \rp, = CONFIG_DEBUG_UART_PHYS ldr \rv, = CONFIG_DEBUG_UART_VIRT .endm .macro waituarttxrdy,rd,rx .endm .macro waituartcts,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