/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved.
*/

#ifndef _ASM_IA64_SN_TIO_TIOCX_H
#define _ASM_IA64_SN_TIO_TIOCX_H

#ifdef __KERNEL__

struct cx_id_s {
unsigned int part_num;
unsigned int mfg_num;
int nasid;
};

struct cx_dev {
struct cx_id_s cx_id;
int bt; /* board/blade type */
void *soft; /* driver specific */
struct hubdev_info *hubdev;
struct device dev;
struct cx_drv *driver;
};

struct cx_device_id {
unsigned int part_num;
unsigned int mfg_num;
};

struct cx_drv {
char *name;
const struct cx_device_id *id_table;
struct device_driver driver;
int (*probe) (struct cx_dev * dev, const struct cx_device_id * id);
int (*remove) (struct cx_dev * dev);
};

/* create DMA address by stripping AS bits */
#define TIOCX_DMA_ADDR(a) (u64)((u64)(a) & 0xffffcfffffffffUL)

#define TIOCX_TO_TIOCX_DMA_ADDR(a) (u64)(((u64)(a) & 0xfffffffff) | \
((((u64)(a)) & 0xffffc000000000UL) <<2))

#define TIO_CE_ASIC_PARTNUM 0xce00
#define TIOCX_CORELET 3

/* These are taken from tio_mmr_as.h */
#define TIO_ICE_FRZ_CFG TIO_MMR_ADDR_MOD(0x00000000b0008100UL)
#define TIO_ICE_PMI_TX_CFG TIO_MMR_ADDR_MOD(0x00000000b000b100UL)
#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3 TIO_MMR_ADDR_MOD(0x00000000b000be18UL)
#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3_CREDIT_CNT_MASK 0x000000000000000fUL

#define to_cx_dev(n) container_of(n, struct cx_dev, dev)
#define to_cx_driver(drv) container_of(drv, struct cx_drv, driver)

extern struct sn_irq_info *tiocx_irq_alloc(nasid_t, int, int, nasid_t, int);
extern void tiocx_irq_free(struct sn_irq_info *);
extern int cx_device_unregister(struct cx_dev *);
extern int cx_device_register(nasid_t, int, int, struct hubdev_info *, int);
extern int cx_driver_unregister(struct cx_drv *);
extern int cx_driver_register(struct cx_drv *);
extern u64 tiocx_dma_addr(u64 addr);
extern u64 tiocx_swin_base(int nasid);
extern void tiocx_mmr_store(int nasid, u64 offset, u64 value);
extern u64 tiocx_mmr_load(int nasid, u64 offset);

#endif // __KERNEL__
#endif // _ASM_IA64_SN_TIO_TIOCX__