diff options
Diffstat (limited to 'arch/arm/mach-omap1/include/mach/ams-delta-fiq.h')
| -rw-r--r-- | arch/arm/mach-omap1/include/mach/ams-delta-fiq.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h b/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h new file mode 100644 index 00000000..23eed003 --- /dev/null +++ b/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h @@ -0,0 +1,79 @@ +/* + * arch/arm/mach-omap1/include/ams-delta-fiq.h + * + * Taken from the original Amstrad modifications to fiq.h + * + * Copyright (c) 2004 Amstrad Plc + * Copyright (c) 2006 Matt Callow + * Copyright (c) 2010 Janusz Krzysztofik + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __AMS_DELTA_FIQ_H +#define __AMS_DELTA_FIQ_H + +#include <plat/irqs.h> + +/* + * Interrupt number used for passing control from FIQ to IRQ. + * IRQ12, described as reserved, has been selected. + */ +#define INT_DEFERRED_FIQ INT_1510_RES12 +/* + * Base address of an interrupt handler that the INT_DEFERRED_FIQ belongs to. + */ +#if (INT_DEFERRED_FIQ < IH2_BASE) +#define DEFERRED_FIQ_IH_BASE OMAP_IH1_BASE +#else +#define DEFERRED_FIQ_IH_BASE OMAP_IH2_BASE +#endif + +/* + * These are the offsets from the beginning of the fiq_buffer. They are put here + * since the buffer and header need to be accessed by drivers servicing devices + * which generate GPIO interrupts - e.g. keyboard, modem, hook switch. + */ +#define FIQ_MASK 0 +#define FIQ_STATE 1 +#define FIQ_KEYS_CNT 2 +#define FIQ_TAIL_OFFSET 3 +#define FIQ_HEAD_OFFSET 4 +#define FIQ_BUF_LEN 5 +#define FIQ_KEY 6 +#define FIQ_MISSED_KEYS 7 +#define FIQ_BUFFER_START 8 +#define FIQ_GPIO_INT_MASK 9 +#define FIQ_KEYS_HICNT 10 +#define FIQ_IRQ_PEND 11 +#define FIQ_SIR_CODE_L1 12 +#define IRQ_SIR_CODE_L2 13 + +#define FIQ_CNT_INT_00 14 +#define FIQ_CNT_INT_KEY 15 +#define FIQ_CNT_INT_MDM 16 +#define FIQ_CNT_INT_03 17 +#define FIQ_CNT_INT_HSW 18 +#define FIQ_CNT_INT_05 19 +#define FIQ_CNT_INT_06 20 +#define FIQ_CNT_INT_07 21 +#define FIQ_CNT_INT_08 22 +#define FIQ_CNT_INT_09 23 +#define FIQ_CNT_INT_10 24 +#define FIQ_CNT_INT_11 25 +#define FIQ_CNT_INT_12 26 +#define FIQ_CNT_INT_13 27 +#define FIQ_CNT_INT_14 28 +#define FIQ_CNT_INT_15 29 + +#define FIQ_CIRC_BUFF 30 /*Start of circular buffer */ + +#ifndef __ASSEMBLER__ +extern unsigned int fiq_buffer[]; +extern unsigned char qwerty_fiqin_start, qwerty_fiqin_end; + +extern void __init ams_delta_init_fiq(void); +#endif + +#endif |