| /* |
| * 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 */ |
| |
