From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-clps711x/include/mach/debug-macro.S | 45 +++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 arch/arm/mach-clps711x/include/mach/debug-macro.S (limited to 'arch/arm/mach-clps711x/include/mach/debug-macro.S') diff --git a/arch/arm/mach-clps711x/include/mach/debug-macro.S b/arch/arm/mach-clps711x/include/mach/debug-macro.S new file mode 100644 index 00000000..507c6873 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/debug-macro.S @@ -0,0 +1,45 @@ +/* arch/arm/mach-clps711x/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 + * + * 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 +#include + + .macro addruart, rp, rv +#ifndef CONFIG_DEBUG_CLPS711X_UART2 + mov \rp, #0x0000 @ UART1 +#else + mov \rp, #0x1000 @ UART2 +#endif + orr \rv, \rp, #CLPS7111_VIRT_BASE + orr \rp, \rp, #CLPS7111_PHYS_BASE + .endm + + .macro senduart,rd,rx + str \rd, [\rx, #0x0480] @ UARTDR + .endm + + .macro waituart,rd,rx +1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx + tst \rd, #1 << 11 @ UBUSYx + bne 1001b + .endm + + .macro busyuart,rd,rx + tst \rx, #0x1000 @ UART2 does not have CTS here + bne 1002f +1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx + tst \rd, #1 << 8 @ CTS + bne 1001b +1002: + .endm + -- cgit v1.2.3