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 <linux/of.h>
17#include <asm/msi_bitmap.h>
18
19#define NR_MSI_REG		8
20#define IRQS_PER_MSI_REG	32
21#define NR_MSI_IRQS	(NR_MSI_REG * IRQS_PER_MSI_REG)
22
23#define FSL_PIC_IP_MASK   0x0000000F
24#define FSL_PIC_IP_MPIC   0x00000001
25#define FSL_PIC_IP_IPIC   0x00000002
26#define FSL_PIC_IP_VMPIC  0x00000003
27
28struct fsl_msi {
29	struct irq_domain *irqhost;
30
31	unsigned long cascade_irq;
32
33	u32 msiir_offset; /* Offset of MSIIR, relative to start of CCSR */
 
34	void __iomem *msi_regs;
35	u32 feature;
36	int msi_virqs[NR_MSI_REG];
37
38	struct msi_bitmap bitmap;
39
40	struct list_head list;          /* support multiple MSI banks */
41
42	phandle phandle;
43};
44
45#endif /* _POWERPC_SYSDEV_FSL_MSI_H */
46

 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