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gem5/arm/linux/3cb2fccc5f48a4d6269dfd00b4db570fca2a04d5/./include/asm-arm/hardware/entry-macro-iomd.S
blob: fbed08f298d0701d19ef9fc14b6eda72bdb40792 [file]
/*
* include/asm-arm/hardware/entry-macro-iomd.S
*
* Low-level IRQ helper macros for IOC/IOMD 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.
*/
/* IOC / IOMD based hardware */
#include <asm/hardware/iomd.h>
.equ ioc_base_high, IOC_BASE & 0xff000000
.equ ioc_base_low, IOC_BASE & 0x00ff0000
.macro disable_fiq
mov r12, #ioc_base_high
.if ioc_base_low
orr r12, r12, #ioc_base_low
.endif
strb r12, [r12, #0x38] @ Disable FIQ register
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov r4, #ioc_base_high @ point at IOC
.if ioc_base_low
orr r4, r4, #ioc_base_low
.endif
ldrb \irqstat, [r4, #IOMD_IRQREQB] @ get high priority first
ldr \base, =irq_prio_h
teq \irqstat, #0
#ifdef IOMD_BASE
ldreqb \irqstat, [r4, #IOMD_DMAREQ] @ get dma
addeq \base, \base, #256 @ irq_prio_h table size
teqeq \irqstat, #0
bne 2406f
#endif
ldreqb \irqstat, [r4, #IOMD_IRQREQA] @ get low priority
addeq \base, \base, #256 @ irq_prio_d table size
teqeq \irqstat, #0
#ifdef IOMD_IRQREQC
ldreqb \irqstat, [r4, #IOMD_IRQREQC]
addeq \base, \base, #256 @ irq_prio_l table size
teqeq \irqstat, #0
#endif
#ifdef IOMD_IRQREQD
ldreqb \irqstat, [r4, #IOMD_IRQREQD]
addeq \base, \base, #256 @ irq_prio_lc table size
teqeq \irqstat, #0
#endif
2406: ldrneb \irqnr, [\base, \irqstat] @ get IRQ number
.endm
/*
* Interrupt table (incorporates priority). Please note that we
* rely on the order of these tables (see above code).
*/
.align 5
irq_prio_h: .byte 0, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
.byte 12, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
.byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
.byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
.byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
.byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
#ifdef IOMD_BASE
irq_prio_d: .byte 0,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 20,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
.byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
#endif
irq_prio_l: .byte 0, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
.byte 4, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
.byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
.byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
.byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
.byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
.byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
.byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
.byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
#ifdef IOMD_IRQREQC
irq_prio_lc: .byte 24,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
.byte 28,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
.byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
.byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
.byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
.byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
.byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
.byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
.byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
#endif
#ifdef IOMD_IRQREQD
irq_prio_ld: .byte 40,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
.byte 44,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
.byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
.byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
.byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
.byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
.byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
.byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
.byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
#endif