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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h
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/*

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 * arch/arm/mach-omap1/include/ams-delta-fiq.h

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 *

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 * Taken from the original Amstrad modifications to fiq.h

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 *

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 * Copyright (c) 2004 Amstrad Plc

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 * Copyright (c) 2006 Matt Callow

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 * Copyright (c) 2010 Janusz Krzysztofik

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 *

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 * This program is free software; you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License version 2 as

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 * published by the Free Software Foundation.

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 */

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#ifndef __AMS_DELTA_FIQ_H

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#define __AMS_DELTA_FIQ_H

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#include <plat/irqs.h>

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/*

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 * Interrupt number used for passing control from FIQ to IRQ.

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 * IRQ12, described as reserved, has been selected.

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 */

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#define INT_DEFERRED_FIQ	INT_1510_RES12

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/*

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 * Base address of an interrupt handler that the INT_DEFERRED_FIQ belongs to.

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 */

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#if (INT_DEFERRED_FIQ < IH2_BASE)

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#define DEFERRED_FIQ_IH_BASE	OMAP_IH1_BASE

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#else

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#define DEFERRED_FIQ_IH_BASE	OMAP_IH2_BASE

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#endif

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/*

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 * These are the offsets from the beginning of the fiq_buffer. They are put here

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 * since the buffer and header need to be accessed by drivers servicing devices

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 * which generate GPIO interrupts - e.g. keyboard, modem, hook switch.

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 */

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#define FIQ_MASK		 0

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#define FIQ_STATE		 1

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#define FIQ_KEYS_CNT		 2

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#define FIQ_TAIL_OFFSET		 3

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#define FIQ_HEAD_OFFSET		 4

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#define FIQ_BUF_LEN		 5

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#define FIQ_KEY			 6

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#define FIQ_MISSED_KEYS		 7

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#define FIQ_BUFFER_START	 8

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#define FIQ_GPIO_INT_MASK	 9

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#define FIQ_KEYS_HICNT		10

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#define FIQ_IRQ_PEND		11

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#define FIQ_SIR_CODE_L1		12

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#define IRQ_SIR_CODE_L2		13

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#define FIQ_CNT_INT_00		14

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#define FIQ_CNT_INT_KEY		15

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#define FIQ_CNT_INT_MDM		16

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#define FIQ_CNT_INT_03		17

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#define FIQ_CNT_INT_HSW		18

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#define FIQ_CNT_INT_05		19

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#define FIQ_CNT_INT_06		20

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#define FIQ_CNT_INT_07		21

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#define FIQ_CNT_INT_08		22

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#define FIQ_CNT_INT_09		23

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#define FIQ_CNT_INT_10		24

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#define FIQ_CNT_INT_11		25

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#define FIQ_CNT_INT_12		26

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#define FIQ_CNT_INT_13		27

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#define FIQ_CNT_INT_14		28

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#define FIQ_CNT_INT_15		29

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#define FIQ_CIRC_BUFF		30      /*Start of circular buffer */

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#ifndef __ASSEMBLER__

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extern unsigned int fiq_buffer[];

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extern unsigned char qwerty_fiqin_start, qwerty_fiqin_end;

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extern void __init ams_delta_init_fiq(void);

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#endif

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#endif

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