1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun/* Debugging macro include header 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (C) 1994-1999 Russell King 5*4882a593Smuzhiyun * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks 6*4882a593Smuzhiyun * Modified for ASM9260 by Oleksij Remepl <linux@rempel-privat.de> 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun .macro addruart, rp, rv, tmp 10*4882a593Smuzhiyun ldr \rp, = CONFIG_DEBUG_UART_PHYS 11*4882a593Smuzhiyun ldr \rv, = CONFIG_DEBUG_UART_VIRT 12*4882a593Smuzhiyun .endm 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun .macro waituarttxrdy,rd,rx 15*4882a593Smuzhiyun .endm 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun .macro waituartcts,rd,rx 18*4882a593Smuzhiyun .endm 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun .macro senduart,rd,rx 21*4882a593Smuzhiyun str \rd, [\rx, #0x50] @ TXDATA 22*4882a593Smuzhiyun .endm 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun .macro busyuart,rd,rx 25*4882a593Smuzhiyun1002: ldr \rd, [\rx, #0x60] @ STAT 26*4882a593Smuzhiyun tst \rd, #1 << 27 @ TXEMPTY 27*4882a593Smuzhiyun beq 1002b @ wait until transmit done 28*4882a593Smuzhiyun .endm 29