diff options
Diffstat (limited to 'include/asm-arm/arch-rpc/debug-macro.S')
| -rw-r--r-- | include/asm-arm/arch-rpc/debug-macro.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/asm-arm/arch-rpc/debug-macro.S b/include/asm-arm/arch-rpc/debug-macro.S new file mode 100644 index 00000000000..0711828164c --- /dev/null +++ b/include/asm-arm/arch-rpc/debug-macro.S @@ -0,0 +1,35 @@ +/* linux/include/asm-arm/arch-rpc/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. + * +*/ + + .macro addruart,rx + mov \rx, #0xe0000000 + orr \rx, \rx, #0x00010000 + orr \rx, \rx, #0x00000fe0 + .endm + + .macro senduart,rd,rx + strb \rd, [\rx] + .endm + + .macro busyuart,rd,rx +1001: ldrb \rd, [\rx, #0x14] + and \rd, \rd, #0x60 + teq \rd, #0x60 + bne 1001b + .endm + + .macro waituart,rd,rx +1001: ldrb \rd, [\rx, #0x18] + tst \rd, #0x10 + beq 1001b + .endm |