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| author | Ingo Molnar <mingo@elte.hu> | 2008-12-31 08:14:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-31 08:14:29 +0100 |
| commit | 5fdf7e5975a0b0f6a0370655612c5dca3fd6311b (patch) | |
| tree | 639c536e818c6ace974aa285ba94576df0353b01 /arch/arm/mach-s3c6400/include/mach/entry-macro.S | |
| parent | 7a51cffbd10886c0557677dd916c090097c691ef (diff) | |
| parent | 6a94cb73064c952255336cc57731904174b2c58f (diff) | |
| download | linux-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.tar.gz linux-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.tar.bz2 linux-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.zip | |
Merge branch 'linus' into tracing/kmemtrace
Conflicts:
mm/slub.c
Diffstat (limited to 'arch/arm/mach-s3c6400/include/mach/entry-macro.S')
| -rw-r--r-- | arch/arm/mach-s3c6400/include/mach/entry-macro.S | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/entry-macro.S b/arch/arm/mach-s3c6400/include/mach/entry-macro.S new file mode 100644 index 000000000000..fbd90d2cf355 --- /dev/null +++ b/arch/arm/mach-s3c6400/include/mach/entry-macro.S @@ -0,0 +1,44 @@ +/* arch/arm/mach-s3c6400/include/mach/entry-macro.S + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * Low-level IRQ helper macros for the Samsung S3C64XX series + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. +*/ + +#include <asm/hardware/vic.h> +#include <mach/map.h> +#include <plat/irqs.h> + + .macro disable_fiq + .endm + + .macro get_irqnr_preamble, base, tmp + ldr \base, =S3C_VA_VIC0 + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + + @ check the vic0 + mov \irqnr, # S3C_IRQ_OFFSET + 31 + ldr \irqstat, [ \base, # VIC_IRQ_STATUS ] + teq \irqstat, #0 + + @ otherwise try vic1 + addeq \tmp, \base, #(S3C_VA_VIC1 - S3C_VA_VIC0) + addeq \irqnr, \irqnr, #32 + ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] + teqeq \irqstat, #0 + + clzne \irqstat, \irqstat + subne \irqnr, \irqnr, \irqstat + .endm |