diff options
Diffstat (limited to 'include/asm-arm/arch-clps711x/debug-macro.S')
| -rw-r--r-- | include/asm-arm/arch-clps711x/debug-macro.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/asm-arm/arch-clps711x/debug-macro.S b/include/asm-arm/arch-clps711x/debug-macro.S new file mode 100644 index 000000000000..bc0a5760722b --- /dev/null +++ b/include/asm-arm/arch-clps711x/debug-macro.S @@ -0,0 +1,46 @@ +/* linux/include/asm-arm/arch-clps711x/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 <asm/hardware/clps7111.h> + + .macro addruart,rx + mrc p15, 0, \rx, c1, c0 + tst \rx, #1 @ MMU enabled? + moveq \rx, #CLPS7111_PHYS_BASE + movne \rx, #CLPS7111_VIRT_BASE +#ifndef CONFIG_DEBUG_CLPS711X_UART2 + add \rx, \rx, #0x0000 @ UART1 +#else + add \rx, \rx, #0x1000 @ UART2 +#endif + .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 + |