1/* 2 * Copyright (C) 2007-2008 Freescale Semiconductor, Inc. All rights reserved. 3 * 4 * Author: Tony Li <tony.li@freescale.com> 5 * Jason Jin <Jason.jin@freescale.com> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; version 2 of the 10 * License. 11 * 12 */ 13#ifndef _POWERPC_SYSDEV_FSL_MSI_H 14#define _POWERPC_SYSDEV_FSL_MSI_H 15 16#include <asm/msi_bitmap.h> 17 18#define NR_MSI_REG 8 19#define IRQS_PER_MSI_REG 32 20#define NR_MSI_IRQS (NR_MSI_REG * IRQS_PER_MSI_REG) 21 22#define FSL_PIC_IP_MASK 0x0000000F 23#define FSL_PIC_IP_MPIC 0x00000001 24#define FSL_PIC_IP_IPIC 0x00000002 25 26struct fsl_msi { 27 struct irq_host *irqhost; 28 29 unsigned long cascade_irq; 30 31 u32 msi_addr_lo; 32 u32 msi_addr_hi; 33 void __iomem *msi_regs; 34 u32 feature; 35 int msi_virqs[NR_MSI_REG]; 36 37 struct msi_bitmap bitmap; 38 39 struct list_head list; /* support multiple MSI banks */ 40}; 41 42#endif /* _POWERPC_SYSDEV_FSL_MSI_H */ 43