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- /* arch/arm/mach-imx/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.
- *
- */
- .macro addruart,rx
- mrc p15, 0, \rx, c1, c0
- tst \rx, #1 @ MMU enabled?
- moveq \rx, #0x00000000 @ physical
- movne \rx, #0xe0000000 @ virtual
- orreq \rx, \rx, #0x00200000 @ physical
- orr \rx, \rx, #0x00006000 @ UART1 offset
- .endm
- .macro senduart,rd,rx
- str \rd, [\rx, #0x40] @ TXDATA
- .endm
- .macro waituart,rd,rx
- .endm
- .macro busyuart,rd,rx
- 1002: ldr \rd, [\rx, #0x98] @ SR2
- tst \rd, #1 << 3 @ TXDC
- beq 1002b @ wait until transmit done
- .endm
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