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/*
* Copyright (C) 2007-2008 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Tony Li <tony.li@freescale.com>
* Jason Jin <Jason.jin@freescale.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2 of the
* License.
*
*/
#ifndef _POWERPC_SYSDEV_FSL_MSI_H
#define _POWERPC_SYSDEV_FSL_MSI_H
#include <linux/of.h>
#include <asm/msi_bitmap.h>
#define NR_MSI_REG 8
#define IRQS_PER_MSI_REG 32
#define NR_MSI_IRQS (NR_MSI_REG * IRQS_PER_MSI_REG)
#define FSL_PIC_IP_MASK 0x0000000F
#define FSL_PIC_IP_MPIC 0x00000001
#define FSL_PIC_IP_IPIC 0x00000002
#define FSL_PIC_IP_VMPIC 0x00000003
struct fsl_msi {
struct irq_domain *irqhost;
unsigned long cascade_irq;
u32 msiir_offset; /* Offset of MSIIR, relative to start of CCSR */
void __iomem *msi_regs;
u32 feature;
int msi_virqs[NR_MSI_REG];
struct msi_bitmap bitmap;
struct list_head list; /* support multiple MSI banks */
phandle phandle;
};
#endif /* _POWERPC_SYSDEV_FSL_MSI_H */
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