175 lines
6.2 KiB
C
175 lines
6.2 KiB
C
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/*
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* linux/include/asm-arm/arch-ixp2000/irqs.h
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*
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* Original Author: Naeem Afzal <naeem.m.afzal@intel.com>
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* Maintainer: Deepak Saxena <dsaxena@plexity.net>
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*
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* Copyright (C) 2002 Intel Corp.
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* Copyright (C) 2003-2004 MontaVista Software, Inc.
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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 _IRQS_H
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#define _IRQS_H
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/*
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* Do NOT add #ifdef MACHINE_FOO in here.
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* Simpy add your machine IRQs here and increase NR_IRQS if needed to
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* hold your machine's IRQ table.
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*/
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/*
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* Some interrupt numbers go unused b/c the IRQ mask/ummask/status
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* register has those bit reserved. We just mark those interrupts
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* as invalid and this allows us to do mask/unmask with a single
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* shift operation instead of having to map the IRQ number to
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* a HW IRQ number.
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*/
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#define IRQ_IXP2000_SOFT_INT 0 /* soft interrupt */
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#define IRQ_IXP2000_ERRSUM 1 /* OR of all bits in ErrorStatus reg*/
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#define IRQ_IXP2000_UART 2
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#define IRQ_IXP2000_GPIO 3
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#define IRQ_IXP2000_TIMER1 4
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#define IRQ_IXP2000_TIMER2 5
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#define IRQ_IXP2000_TIMER3 6
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#define IRQ_IXP2000_TIMER4 7
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#define IRQ_IXP2000_PMU 8
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#define IRQ_IXP2000_SPF 9 /* Slow port framer IRQ */
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#define IRQ_IXP2000_DMA1 10
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#define IRQ_IXP2000_DMA2 11
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#define IRQ_IXP2000_DMA3 12
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#define IRQ_IXP2000_PCI_DOORBELL 13
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#define IRQ_IXP2000_ME_ATTN 14
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#define IRQ_IXP2000_PCI 15 /* PCI INTA or INTB */
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#define IRQ_IXP2000_THDA0 16 /* thread 0-31A */
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#define IRQ_IXP2000_THDA1 17 /* thread 32-63A, IXP2800 only */
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#define IRQ_IXP2000_THDA2 18 /* thread 64-95A */
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#define IRQ_IXP2000_THDA3 19 /* thread 96-127A, IXP2800 only */
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#define IRQ_IXP2000_THDB0 24 /* thread 0-31B */
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#define IRQ_IXP2000_THDB1 25 /* thread 32-63B, IXP2800 only */
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#define IRQ_IXP2000_THDB2 26 /* thread 64-95B */
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#define IRQ_IXP2000_THDB3 27 /* thread 96-127B, IXP2800 only */
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/* define generic GPIOs */
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#define IRQ_IXP2000_GPIO0 32
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#define IRQ_IXP2000_GPIO1 33
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#define IRQ_IXP2000_GPIO2 34
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#define IRQ_IXP2000_GPIO3 35
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#define IRQ_IXP2000_GPIO4 36
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#define IRQ_IXP2000_GPIO5 37
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#define IRQ_IXP2000_GPIO6 38
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#define IRQ_IXP2000_GPIO7 39
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/* split off the 2 PCI sources */
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#define IRQ_IXP2000_PCIA 40
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#define IRQ_IXP2000_PCIB 41
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#define NR_IXP2000_IRQS 42
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#define IXP2000_BOARD_IRQ(x) (NR_IXP2000_IRQS + (x))
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#define IXP2000_BOARD_IRQ_MASK(irq) (1 << (irq - NR_IXP2000_IRQS))
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/*
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* This allows for all the on-chip sources plus up to 32 CPLD based
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* IRQs. Should be more than enough.
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*/
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#define IXP2000_BOARD_IRQS 32
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#define NR_IRQS (NR_IXP2000_IRQS + IXP2000_BOARD_IRQS)
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/*
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* IXDP2400 specific IRQs
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*/
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#define IRQ_IXDP2400_INGRESS_NPU IXP2000_BOARD_IRQ(0)
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#define IRQ_IXDP2400_ENET IXP2000_BOARD_IRQ(1)
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#define IRQ_IXDP2400_MEDIA_PCI IXP2000_BOARD_IRQ(2)
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#define IRQ_IXDP2400_MEDIA_SP IXP2000_BOARD_IRQ(3)
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#define IRQ_IXDP2400_SF_PCI IXP2000_BOARD_IRQ(4)
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#define IRQ_IXDP2400_SF_SP IXP2000_BOARD_IRQ(5)
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#define IRQ_IXDP2400_PMC IXP2000_BOARD_IRQ(6)
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#define IRQ_IXDP2400_TVM IXP2000_BOARD_IRQ(7)
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#define NR_IXDP2400_IRQS ((IRQ_IXDP2400_TVM)+1)
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#define IXDP2400_NR_IRQS NR_IXDP2400_IRQS - NR_IXP2000_IRQS
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/* IXDP2800 specific IRQs */
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#define IRQ_IXDP2800_EGRESS_ENET IXP2000_BOARD_IRQ(0)
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#define IRQ_IXDP2800_INGRESS_NPU IXP2000_BOARD_IRQ(1)
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#define IRQ_IXDP2800_PMC IXP2000_BOARD_IRQ(2)
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#define IRQ_IXDP2800_FABRIC_PCI IXP2000_BOARD_IRQ(3)
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#define IRQ_IXDP2800_FABRIC IXP2000_BOARD_IRQ(4)
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#define IRQ_IXDP2800_MEDIA IXP2000_BOARD_IRQ(5)
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#define NR_IXDP2800_IRQS ((IRQ_IXDP2800_MEDIA)+1)
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#define IXDP2800_NR_IRQS NR_IXDP2800_IRQS - NR_IXP2000_IRQS
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/*
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* IRQs on both IXDP2x01 boards
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*/
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#define IRQ_IXDP2X01_SPCI_DB_0 IXP2000_BOARD_IRQ(2)
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#define IRQ_IXDP2X01_SPCI_DB_1 IXP2000_BOARD_IRQ(3)
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#define IRQ_IXDP2X01_SPCI_PMC_INTA IXP2000_BOARD_IRQ(4)
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#define IRQ_IXDP2X01_SPCI_PMC_INTB IXP2000_BOARD_IRQ(5)
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#define IRQ_IXDP2X01_SPCI_PMC_INTC IXP2000_BOARD_IRQ(6)
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#define IRQ_IXDP2X01_SPCI_PMC_INTD IXP2000_BOARD_IRQ(7)
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#define IRQ_IXDP2X01_SPCI_FIC_INT IXP2000_BOARD_IRQ(8)
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#define IRQ_IXDP2X01_IPMI_FROM IXP2000_BOARD_IRQ(16)
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#define IRQ_IXDP2X01_125US IXP2000_BOARD_IRQ(17)
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#define IRQ_IXDP2X01_DB_0_ADD IXP2000_BOARD_IRQ(18)
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#define IRQ_IXDP2X01_DB_1_ADD IXP2000_BOARD_IRQ(19)
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#define IRQ_IXDP2X01_UART1 IXP2000_BOARD_IRQ(21)
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#define IRQ_IXDP2X01_UART2 IXP2000_BOARD_IRQ(22)
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#define IRQ_IXDP2X01_FIC_ADD_INT IXP2000_BOARD_IRQ(24)
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#define IRQ_IXDP2X01_CS8900 IXP2000_BOARD_IRQ(25)
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#define IRQ_IXDP2X01_BBSRAM IXP2000_BOARD_IRQ(26)
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#define IXDP2X01_VALID_IRQ_MASK ( \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_DB_0) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_DB_1) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTA) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTB) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTC) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTD) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_FIC_INT) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_IPMI_FROM) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_125US) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_DB_0_ADD) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_DB_1_ADD) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_UART1) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_UART2) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_FIC_ADD_INT) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_CS8900) | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_BBSRAM) )
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/*
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* IXDP2401 specific IRQs
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*/
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#define IRQ_IXDP2401_INTA_82546 IXP2000_BOARD_IRQ(0)
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#define IRQ_IXDP2401_INTB_82546 IXP2000_BOARD_IRQ(1)
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#define IXDP2401_VALID_IRQ_MASK ( \
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IXDP2X01_VALID_IRQ_MASK | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2401_INTA_82546) |\
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2401_INTB_82546))
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/*
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* IXDP2801-specific IRQs
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*/
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#define IRQ_IXDP2801_RIV IXP2000_BOARD_IRQ(0)
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#define IRQ_IXDP2801_CNFG_MEDIA IXP2000_BOARD_IRQ(27)
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#define IRQ_IXDP2801_CLOCK_REF IXP2000_BOARD_IRQ(28)
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#define IXDP2801_VALID_IRQ_MASK ( \
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IXDP2X01_VALID_IRQ_MASK | \
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_RIV) |\
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_CNFG_MEDIA) |\
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IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_CLOCK_REF))
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#define NR_IXDP2X01_IRQS ((IRQ_IXDP2801_CLOCK_REF) + 1)
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#endif /*_IRQS_H*/
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