root/arch/arm/include/debug/s3c24xx.S
/* SPDX-License-Identifier: GPL-2.0-only */
/* arch/arm/mach-s3c2410/include/mach/debug-macro.S
 *
 * Debugging macro include header
 *
 *  Copyright (C) 1994-1999 Russell King
 *  Copyright (C) 2005 Simtec Electronics
 *
 *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
*/

#include <linux/serial_s3c.h>

#define S3C2410_UART1_OFF (0x4000)

        .macro addruart, rp, rv, tmp
                ldr     \rp, = CONFIG_DEBUG_UART_PHYS
                ldr     \rv, = CONFIG_DEBUG_UART_VIRT
        .endm

        .macro  fifo_full_s3c2410 rd, rx
                ldr     \rd, [\rx, # S3C2410_UFSTAT]
                tst     \rd, #S3C2410_UFSTAT_TXFULL
        .endm

        .macro fifo_level_s3c2410 rd, rx
                ldr     \rd, [\rx, # S3C2410_UFSTAT]
                and     \rd, \rd, #S3C2410_UFSTAT_TXMASK
        .endm

/* include the reset of the code which will do the work */

#include <debug/samsung.S>