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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-05 17:14:15 +0200 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 10:55:48 +0200 |
commit | a09e64fbc0094e3073dbb09c3b4bfe4ab669244b (patch) | |
tree | 69689f467179891b498bd7423fcf61925173db31 /arch/arm/mach-versatile/include/mach/entry-macro.S | |
parent | Merge branch 'header-move' of git://git.kernel.org/pub/scm/linux/kernel/git/h... (diff) | |
download | linux-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.tar.xz linux-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.zip |
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-versatile/include/mach/entry-macro.S')
-rw-r--r-- | arch/arm/mach-versatile/include/mach/entry-macro.S | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/mach-versatile/include/mach/entry-macro.S b/arch/arm/mach-versatile/include/mach/entry-macro.S new file mode 100644 index 000000000000..8c8020980585 --- /dev/null +++ b/arch/arm/mach-versatile/include/mach/entry-macro.S @@ -0,0 +1,44 @@ +/* + * arch/arm/mach-versatile/include/mach/entry-macro.S + * + * Low-level IRQ helper macros for Versatile platforms + * + * 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 <mach/hardware.h> +#include <asm/hardware/vic.h> + + .macro disable_fiq + .endm + + .macro get_irqnr_preamble, base, tmp + ldr \base, =IO_ADDRESS(VERSATILE_VIC_BASE) + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status + mov \irqnr, #0 + teq \irqstat, #0 + beq 1003f + +1001: tst \irqstat, #15 + bne 1002f + add \irqnr, \irqnr, #4 + movs \irqstat, \irqstat, lsr #4 + bne 1001b +1002: tst \irqstat, #1 + bne 1003f + add \irqnr, \irqnr, #1 + movs \irqstat, \irqstat, lsr #1 + bne 1002b +1003: /* EQ will be set if no irqs pending */ + +@ clz \irqnr, \irqstat +@1003: /* EQ will be set if we reach MAXIRQNUM */ + .endm + |