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/*
* include/asm-arm/arch-iop3xx/entry-macro.S
*
* Low-level IRQ helper macros for IOP3xx-based 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 <asm/arch/irqs.h>
#if defined(CONFIG_ARCH_IOP321)
.macro disable_fiq
.endm
/*
* Note: only deal with normal interrupts, not FIQ
*/
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \irqnr, #0
mrc p6, 0, \irqstat, c8, c0, 0 @ Read IINTSRC
cmp \irqstat, #0
beq 1001f
clz \irqnr, \irqstat
mov \base, #31
subs \irqnr,\base,\irqnr
add \irqnr,\irqnr,#IRQ_IOP321_DMA0_EOT
1001:
.endm
#elif defined(CONFIG_ARCH_IOP331)
.macro disable_fiq
.endm
/*
* Note: only deal with normal interrupts, not FIQ
*/
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \irqnr, #0
mrc p6, 0, \irqstat, c4, c0, 0 @ Read IINTSRC0
cmp \irqstat, #0
bne 1002f
mrc p6, 0, \irqstat, c5, c0, 0 @ Read IINTSRC1
cmp \irqstat, #0
beq 1001f
clz \irqnr, \irqstat
rsbs \irqnr,\irqnr,#31 @ recommend by RMK
add \irqnr,\irqnr,#IRQ_IOP331_XINT8
b 1001f
1002: clz \irqnr, \irqstat
rsbs \irqnr,\irqnr,#31 @ recommend by RMK
add \irqnr,\irqnr,#IRQ_IOP331_DMA0_EOT
1001:
.endm
#endif
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