From 4baa9922430662431231ac637adedddbb0cfb2d7 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sat, 2 Aug 2008 10:55:55 +0100 Subject: [ARM] move include/asm-arm to arch/arm/include/asm Move platform independent header files to arch/arm/include/asm, leaving those in asm/arch* and asm/plat* alone. Signed-off-by: Russell King --- arch/arm/include/asm/hardware/debug-8250.S | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 arch/arm/include/asm/hardware/debug-8250.S (limited to 'arch/arm/include/asm/hardware/debug-8250.S') diff --git a/arch/arm/include/asm/hardware/debug-8250.S b/arch/arm/include/asm/hardware/debug-8250.S new file mode 100644 index 000000000000..22c689255e6e --- /dev/null +++ b/arch/arm/include/asm/hardware/debug-8250.S @@ -0,0 +1,29 @@ +/* + * arch/arm/include/asm/hardware/debug-8250.S + * + * Copyright (C) 1994-1999 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include + + .macro senduart,rd,rx + strb \rd, [\rx, #UART_TX << UART_SHIFT] + .endm + + .macro busyuart,rd,rx +1002: ldrb \rd, [\rx, #UART_LSR << UART_SHIFT] + and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE + teq \rd, #UART_LSR_TEMT | UART_LSR_THRE + bne 1002b + .endm + + .macro waituart,rd,rx +#ifdef FLOW_CONTROL +1001: ldrb \rd, [\rx, #UART_MSR << UART_SHIFT] + tst \rd, #UART_MSR_CTS + beq 1001b +#endif + .endm -- cgit v1.2.3