43 строки
984 B
C
43 строки
984 B
C
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/*
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* Copyright (C) 2007-2008 Freescale Semiconductor, Inc. All rights reserved.
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*
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* Author: Tony Li <tony.li@freescale.com>
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* Jason Jin <Jason.jin@freescale.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; version 2 of the
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* License.
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*
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*/
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#ifndef _POWERPC_SYSDEV_FSL_MSI_H
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#define _POWERPC_SYSDEV_FSL_MSI_H
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#define NR_MSI_REG 8
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#define IRQS_PER_MSI_REG 32
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#define NR_MSI_IRQS (NR_MSI_REG * IRQS_PER_MSI_REG)
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#define FSL_PIC_IP_MASK 0x0000000F
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#define FSL_PIC_IP_MPIC 0x00000001
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#define FSL_PIC_IP_IPIC 0x00000002
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struct fsl_msi {
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/* Device node of the MSI interrupt*/
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struct device_node *of_node;
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struct irq_host *irqhost;
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unsigned long cascade_irq;
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u32 msi_addr_lo;
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u32 msi_addr_hi;
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void __iomem *msi_regs;
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u32 feature;
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unsigned long *fsl_msi_bitmap;
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spinlock_t bitmap_lock;
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};
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#endif /* _POWERPC_SYSDEV_FSL_MSI_H */
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