diff options
Diffstat (limited to 'include/asm-arm/hardware/debug-pl01x.S')
| -rw-r--r-- | include/asm-arm/hardware/debug-pl01x.S | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/asm-arm/hardware/debug-pl01x.S b/include/asm-arm/hardware/debug-pl01x.S new file mode 100644 index 000000000000..db0d0f7de5e9 --- /dev/null +++ b/include/asm-arm/hardware/debug-pl01x.S | |||
| @@ -0,0 +1,29 @@ | |||
| 1 | /* linux/include/asm-arm/arch-integrator/debug-macro.S | ||
| 2 | * | ||
| 3 | * Debugging macro include header | ||
| 4 | * | ||
| 5 | * Copyright (C) 1994-1999 Russell King | ||
| 6 | * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify | ||
| 9 | * it under the terms of the GNU General Public License version 2 as | ||
| 10 | * published by the Free Software Foundation. | ||
| 11 | * | ||
| 12 | */ | ||
| 13 | #include <linux/amba/serial.h> | ||
| 14 | |||
| 15 | .macro senduart,rd,rx | ||
| 16 | strb \rd, [\rx, #UART01x_DR] | ||
| 17 | .endm | ||
| 18 | |||
| 19 | .macro waituart,rd,rx | ||
| 20 | 1001: ldr \rd, [\rx, #UART01x_FR] | ||
| 21 | tst \rd, #UART01x_FR_TXFF | ||
| 22 | bne 1001b | ||
| 23 | .endm | ||
| 24 | |||
| 25 | .macro busyuart,rd,rx | ||
| 26 | 1001: ldr \rd, [\rx, #UART01x_FR] | ||
| 27 | tst \rd, #UART01x_FR_BUSY | ||
| 28 | bne 1001b | ||
| 29 | .endm | ||
