From a09e64fbc0094e3073dbb09c3b4bfe4ab669244b Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 5 Aug 2008 16:14:15 +0100 Subject: [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 --- arch/arm/mach-versatile/include/mach/entry-macro.S | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 arch/arm/mach-versatile/include/mach/entry-macro.S (limited to 'arch/arm/mach-versatile/include/mach/entry-macro.S') 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 0000000..8c80209 --- /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 +#include + + .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 + -- cgit v1.1