/* SPDX-License-Identifier: GPL-2.0-only */
/* arch/arm/mach-footbridge/include/mach/debug-macro.S
 *
 * Debugging macro include header
 *
 *  Copyright (C) 1994-1999 Russell King
 *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
*/

#include <asm/hardware/dec21285.h>

#include <mach/hardware.h>
        /* For EBSA285 debugging */
                .equ    dc21285_high, ARMCSR_BASE & 0xff000000
                .equ    dc21285_low,  ARMCSR_BASE & 0x00ffffff

                .macro  addruart, rp, rv, tmp
                .if     dc21285_low
                mov     \rp, #dc21285_low
                .else
                mov     \rp, #0
                .endif
                orr     \rv, \rp, #dc21285_high
                orr     \rp, \rp, #0x42000000
                .endm

                .macro  senduart,rd,rx
                str     \rd, [\rx, #0x160]      @ UARTDR
                .endm

                .macro  busyuart,rd,rx
1001:           ldr     \rd, [\rx, #0x178]      @ UARTFLG
                tst     \rd, #1 << 3
                bne     1001b
                .endm

                .macro  waituartcts,rd,rx
                .endm

                .macro  waituarttxrdy,rd,rx
                .endm