diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/include/mach/debug-macro.S')
-rw-r--r-- | arch/arm/mach-s3c64xx/include/mach/debug-macro.S | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/include/mach/debug-macro.S b/arch/arm/mach-s3c64xx/include/mach/debug-macro.S new file mode 100644 index 000000000000..b18ac5266dfc --- /dev/null +++ b/arch/arm/mach-s3c64xx/include/mach/debug-macro.S | |||
@@ -0,0 +1,39 @@ | |||
1 | /* arch/arm/mach-s3c6400/include/mach/debug-macro.S | ||
2 | * | ||
3 | * Copyright 2008 Openmoko, Inc. | ||
4 | * Copyright 2008 Simtec Electronics | ||
5 | * http://armlinux.simtec.co.uk/ | ||
6 | * Ben Dooks <ben@simtec.co.uk> | ||
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 | /* pull in the relevant register and map files. */ | ||
14 | |||
15 | #include <mach/map.h> | ||
16 | #include <plat/regs-serial.h> | ||
17 | |||
18 | /* note, for the boot process to work we have to keep the UART | ||
19 | * virtual address aligned to an 1MiB boundary for the L1 | ||
20 | * mapping the head code makes. We keep the UART virtual address | ||
21 | * aligned and add in the offset when we load the value here. | ||
22 | */ | ||
23 | |||
24 | .macro addruart, rx | ||
25 | mrc p15, 0, \rx, c1, c0 | ||
26 | tst \rx, #1 | ||
27 | ldreq \rx, = S3C_PA_UART | ||
28 | ldrne \rx, = (S3C_VA_UART + S3C_PA_UART & 0xfffff) | ||
29 | #if CONFIG_DEBUG_S3C_UART != 0 | ||
30 | add \rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART) | ||
31 | #endif | ||
32 | .endm | ||
33 | |||
34 | /* include the reset of the code which will do the work, we're only | ||
35 | * compiling for a single cpu processor type so the default of s3c2440 | ||
36 | * will be fine with us. | ||
37 | */ | ||
38 | |||
39 | #include <plat/debug-macro.S> | ||