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- /* 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 <[email protected]>
- */
- .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
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