diff options
Diffstat (limited to 'include/asm-arm/arch-sa1100/debug-macro.S')
| -rw-r--r-- | include/asm-arm/arch-sa1100/debug-macro.S | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/include/asm-arm/arch-sa1100/debug-macro.S b/include/asm-arm/arch-sa1100/debug-macro.S deleted file mode 100644 index 1b7753654bd..00000000000 --- a/include/asm-arm/arch-sa1100/debug-macro.S +++ /dev/null | |||
| @@ -1,58 +0,0 @@ | |||
| 1 | /* linux/include/asm-arm/arch-sa1100/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 <asm/arch/hardware.h> | ||
| 14 | |||
| 15 | .macro addruart,rx | ||
| 16 | mrc p15, 0, \rx, c1, c0 | ||
| 17 | tst \rx, #1 @ MMU enabled? | ||
| 18 | moveq \rx, #0x80000000 @ physical base address | ||
| 19 | movne \rx, #0xf8000000 @ virtual address | ||
| 20 | |||
| 21 | @ We probe for the active serial port here, coherently with | ||
| 22 | @ the comment in include/asm-arm/arch-sa1100/uncompress.h. | ||
| 23 | @ We assume r1 can be clobbered. | ||
| 24 | |||
| 25 | @ see if Ser3 is active | ||
| 26 | add \rx, \rx, #0x00050000 | ||
| 27 | ldr r1, [\rx, #UTCR3] | ||
| 28 | tst r1, #UTCR3_TXE | ||
| 29 | |||
| 30 | @ if Ser3 is inactive, then try Ser1 | ||
| 31 | addeq \rx, \rx, #(0x00010000 - 0x00050000) | ||
| 32 | ldreq r1, [\rx, #UTCR3] | ||
| 33 | tsteq r1, #UTCR3_TXE | ||
| 34 | |||
| 35 | @ if Ser1 is inactive, then try Ser2 | ||
| 36 | addeq \rx, \rx, #(0x00030000 - 0x00010000) | ||
| 37 | ldreq r1, [\rx, #UTCR3] | ||
| 38 | tsteq r1, #UTCR3_TXE | ||
| 39 | |||
| 40 | @ if all ports are inactive, then there is nothing we can do | ||
| 41 | moveq pc, lr | ||
| 42 | .endm | ||
| 43 | |||
| 44 | .macro senduart,rd,rx | ||
| 45 | str \rd, [\rx, #UTDR] | ||
| 46 | .endm | ||
| 47 | |||
| 48 | .macro waituart,rd,rx | ||
| 49 | 1001: ldr \rd, [\rx, #UTSR1] | ||
| 50 | tst \rd, #UTSR1_TNF | ||
| 51 | beq 1001b | ||
| 52 | .endm | ||
| 53 | |||
| 54 | .macro busyuart,rd,rx | ||
| 55 | 1001: ldr \rd, [\rx, #UTSR1] | ||
| 56 | tst \rd, #UTSR1_TBY | ||
| 57 | bne 1001b | ||
| 58 | .endm | ||