linux-stable-rt/arch/ia64/sn/include/xtalk/hubdev.h

68 lines
1.8 KiB
C

/*
* 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) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_XTALK_HUBDEV_H
#define _ASM_IA64_SN_XTALK_HUBDEV_H
#define HUB_WIDGET_ID_MAX 0xf
#define DEV_PER_WIDGET (2*2*8)
#define IIO_ITTE_WIDGET_BITS 4 /* size of widget field */
#define IIO_ITTE_WIDGET_MASK ((1<<IIO_ITTE_WIDGET_BITS)-1)
#define IIO_ITTE_WIDGET_SHIFT 8
/*
* Use the top big window as a surrogate for the first small window
*/
#define SWIN0_BIGWIN HUB_NUM_BIG_WINDOW
#define IIO_NUM_ITTES 7
#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1)
struct sn_flush_device_list {
int sfdl_bus;
int sfdl_slot;
int sfdl_pin;
struct bar_list {
unsigned long start;
unsigned long end;
} sfdl_bar_list[6];
unsigned long sfdl_force_int_addr;
unsigned long sfdl_flush_value;
volatile unsigned long *sfdl_flush_addr;
uint64_t sfdl_persistent_busnum;
struct pcibus_info *sfdl_pcibus_info;
spinlock_t sfdl_flush_lock;
};
/*
* **widget_p - Used as an array[wid_num][device] of sn_flush_device_list.
*/
struct sn_flush_nasid_entry {
struct sn_flush_device_list **widget_p; /* Used as a array of wid_num */
uint64_t iio_itte[8];
};
struct hubdev_info {
geoid_t hdi_geoid;
short hdi_nasid;
short hdi_peer_nasid; /* Dual Porting Peer */
struct sn_flush_nasid_entry hdi_flush_nasid_list;
struct xwidget_info hdi_xwidget_info[HUB_WIDGET_ID_MAX + 1];
void *hdi_nodepda;
void *hdi_node_vertex;
void *hdi_xtalk_vertex;
};
extern void hubdev_init_node(nodepda_t *, cnodeid_t);
extern void hub_error_init(struct hubdev_info *);
extern void ice_error_init(struct hubdev_info *);
#endif /* _ASM_IA64_SN_XTALK_HUBDEV_H */