freebsd-dev/sys/dev/vxge/vxgehal/vxgehal-driver.h
George V. Neville-Neil 548d35fd69 Exar driver for X3100 10GbE Server/Storage adapters
Features: Jumbo frames (up to 9600), LRO (Large Receive Offload),
          TSO (TCP segmentation offload), RTH (Receive Traffic Hash).

Submitted by: Sriram Rapuru at Exar
MFC after:	2 weeks
2011-04-28 14:33:15 +00:00

69 lines
2.7 KiB
C

/*-
* Copyright(c) 2002-2011 Exar Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification are permitted provided the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Exar Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*$FreeBSD$*/
#ifndef VXGE_HAL_DRIVER_H
#define VXGE_HAL_DRIVER_H
__EXTERN_BEGIN_DECLS
/* maximum number of events consumed in a syncle poll() cycle */
#define VXGE_HAL_DRIVER_QUEUE_CONSUME_MAX 5
/*
* struct __hal_driver_t - Represents HAL object for driver.
* @config: HAL configuration.
* @devices: List of all PCI-enumerated X3100 devices in the system.
* A single vxge_hal_driver_t instance contains zero or more
* X3100 devices.
* @devices_lock: Lock to protect %devices when inserting/removing.
* @is_initialized: True if HAL is initialized; false otherwise.
* @uld_callbacks: Upper-layer driver callbacks. See vxge_hal_uld_cbs_t {}.
* @debug_module_mask: 32bit mask that defines which components of the
* driver are to be traced. The trace-able components are listed in
* xgehal_debug.h:
* @debug_level: See vxge_debug_level_e {}.
*
* HAL (driver) object. There is a single instance of this structure per HAL.
*/
typedef struct __hal_driver_t {
vxge_hal_driver_config_t config;
int is_initialized;
vxge_hal_uld_cbs_t uld_callbacks;
u32 debug_level;
} __hal_driver_t;
extern __hal_driver_t *g_vxge_hal_driver;
__EXTERN_END_DECLS
#endif /* VXGE_HAL_DRIVER_H */