diff options
Diffstat (limited to 'arch/arm/include/debug/asm9260.S')
| -rw-r--r-- | arch/arm/include/debug/asm9260.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/include/debug/asm9260.S b/arch/arm/include/debug/asm9260.S new file mode 100644 index 000000000..5a0ce145c --- /dev/null +++ b/arch/arm/include/debug/asm9260.S @@ -0,0 +1,28 @@ +/* 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 |