projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 34e36c15 JJ |
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 | #define NR_MSI_REG 8 | |
| 17 | #define IRQS_PER_MSI_REG 32 | |
| 18 | #define NR_MSI_IRQS (NR_MSI_REG * IRQS_PER_MSI_REG) | |
| 19 | ||
| 20 | #define FSL_PIC_IP_MASK 0x0000000F | |
| 21 | #define FSL_PIC_IP_MPIC 0x00000001 | |
| 22 | #define FSL_PIC_IP_IPIC 0x00000002 | |
| 23 | ||
| 24 | struct fsl_msi { | |
| 25 | /* Device node of the MSI interrupt*/ | |
| 26 | struct device_node *of_node; | |
| 27 | ||
| 28 | struct irq_host *irqhost; | |
| 29 | ||
| 30 | unsigned long cascade_irq; | |
| 31 | ||
| 32 | u32 msi_addr_lo; | |
| 33 | u32 msi_addr_hi; | |
| 34 | void __iomem *msi_regs; | |
| 35 | u32 feature; | |
| 36 | ||
| 37 | unsigned long *fsl_msi_bitmap; | |
| 38 | spinlock_t bitmap_lock; | |
| 39 | }; | |
| 40 | ||
| 41 | #endif /* _POWERPC_SYSDEV_FSL_MSI_H */ | |
| 42 |