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										 |  |  | /* | 
					
						
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											2008-08-02 10:55:55 +01:00
										 |  |  |  * arch/arm/include/asm/hardware/entry-macro-iomd.S | 
					
						
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											2005-04-16 15:20:36 -07:00
										 |  |  |  * | 
					
						
							|  |  |  |  * 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. | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | 
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							|  |  |  | /* IOC / IOMD based hardware */ | 
					
						
							|  |  |  | #include <asm/hardware/iomd.h> | 
					
						
							|  |  |  | 
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							|  |  |  | 		.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp | 
					
						
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											2007-05-12 15:25:50 +01:00
										 |  |  | 		ldrb	\irqstat, [\base, #IOMD_IRQREQB]	@ get high priority first | 
					
						
							|  |  |  | 		ldr	\tmp, =irq_prio_h | 
					
						
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										 |  |  | 		teq	\irqstat, #0 | 
					
						
							|  |  |  | #ifdef IOMD_BASE | 
					
						
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										 |  |  | 		ldreqb	\irqstat, [\base, #IOMD_DMAREQ]	@ get dma | 
					
						
							|  |  |  | 		addeq	\tmp, \tmp, #256		@ irq_prio_h table size
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										 |  |  | 		teqeq	\irqstat, #0 | 
					
						
							|  |  |  | 		bne	2406f | 
					
						
							|  |  |  | #endif | 
					
						
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										 |  |  | 		ldreqb	\irqstat, [\base, #IOMD_IRQREQA]	@ get low priority | 
					
						
							|  |  |  | 		addeq	\tmp, \tmp, #256		@ irq_prio_d table size
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											2005-04-16 15:20:36 -07:00
										 |  |  | 		teqeq	\irqstat, #0 | 
					
						
							|  |  |  | #ifdef IOMD_IRQREQC | 
					
						
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										 |  |  | 		ldreqb	\irqstat, [\base, #IOMD_IRQREQC] | 
					
						
							|  |  |  | 		addeq	\tmp, \tmp, #256		@ irq_prio_l table size
 | 
					
						
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										 |  |  | 		teqeq	\irqstat, #0 | 
					
						
							|  |  |  | #endif | 
					
						
							|  |  |  | #ifdef IOMD_IRQREQD | 
					
						
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										 |  |  | 		ldreqb	\irqstat, [\base, #IOMD_IRQREQD] | 
					
						
							|  |  |  | 		addeq	\tmp, \tmp, #256		@ irq_prio_lc table size
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										 |  |  | 		teqeq	\irqstat, #0 | 
					
						
							|  |  |  | #endif | 
					
						
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										 |  |  | 2406:		ldrneb	\irqnr, [\tmp, \irqstat]	@ get IRQ number
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										 |  |  | 		.endm | 
					
						
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							|  |  |  | /* | 
					
						
							|  |  |  |  * Interrupt table (incorporates priority).  Please note that we | 
					
						
							|  |  |  |  * rely on the order of these tables (see above code). | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | 		.align	5
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							|  |  |  | 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 | 
					
						
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