| Kukjin Kim | 209fecd | 2010-01-14 15:29:17 +0900 | [diff] [blame] | 1 | /* linux/arch/arm/mach-s5p6440/include/mach/debug-macro.S |
| 2 | * |
| 3 | * Copyright (c) 2009 Samsung Electronics Co., Ltd. |
| 4 | * http://www.samsung.com/ |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | /* pull in the relevant register and map files. */ |
| 12 | |
| 13 | #include <mach/map.h> |
| 14 | #include <plat/regs-serial.h> |
| 15 | |
| 16 | /* note, for the boot process to work we have to keep the UART |
| 17 | * virtual address aligned to an 1MiB boundary for the L1 |
| 18 | * mapping the head code makes. We keep the UART virtual address |
| 19 | * aligned and add in the offset when we load the value here. |
| 20 | */ |
| 21 | |
| Ben Dooks | 0e17226 | 2010-03-15 23:08:03 +0000 | [diff] [blame] | 22 | .macro addruart, rx, rtmp |
| Kukjin Kim | 209fecd | 2010-01-14 15:29:17 +0900 | [diff] [blame] | 23 | mrc p15, 0, \rx, c1, c0 |
| 24 | tst \rx, #1 |
| Kukjin Kim | 8131796 | 2010-01-27 16:57:07 +0900 | [diff] [blame] | 25 | ldreq \rx, = S3C_PA_UART |
| 26 | ldrne \rx, = S3C_VA_UART |
| Kukjin Kim | 209fecd | 2010-01-14 15:29:17 +0900 | [diff] [blame] | 27 | #if CONFIG_DEBUG_S3C_UART != 0 |
| 28 | add \rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART) |
| 29 | #endif |
| 30 | .endm |
| 31 | |
| 32 | /* include the reset of the code which will do the work, we're only |
| 33 | * compiling for a single cpu processor type so the default of s3c2440 |
| 34 | * will be fine with us. |
| 35 | */ |
| 36 | |
| 37 | #include <plat/debug-macro.S> |