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Diffstat (limited to 'examples/vhost_xen/main.h')
| -rw-r--r-- | examples/vhost_xen/main.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/examples/vhost_xen/main.h b/examples/vhost_xen/main.h new file mode 100644 index 00000000..481572e6 --- /dev/null +++ b/examples/vhost_xen/main.h @@ -0,0 +1,77 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Intel 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. + */ + +#ifndef _MAIN_H_ +#define _MAIN_H_ + +//#define DEBUG + +#ifdef DEBUG +#define LOG_LEVEL RTE_LOG_DEBUG +#define LOG_DEBUG(log_type, fmt, args...) \ + RTE_LOG(DEBUG, log_type, fmt, ##args) +#else +#define LOG_LEVEL RTE_LOG_INFO +#define LOG_DEBUG(log_type, fmt, args...) do{} while(0) +#endif + +/* Macros for printing using RTE_LOG */ +#define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1 +#define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2 +#define RTE_LOGTYPE_VHOST_PORT RTE_LOGTYPE_USER3 + +/* + * Device linked list structure for data path. + */ +struct virtio_net_data_ll +{ + struct virtio_net *dev; /* Pointer to device created by configuration core. */ + struct virtio_net_data_ll *next; /* Pointer to next device in linked list. */ +}; + +/* + * Structure containing data core specific information. + */ +struct lcore_ll_info +{ + struct virtio_net_data_ll *ll_root_free; /* Pointer to head in free linked list. */ + struct virtio_net_data_ll *ll_root_used; /* Pointer to head of used linked list. */ + uint32_t device_num; /* Number of devices on lcore. */ + volatile uint8_t dev_removal_flag; /* Flag to synchronize device removal. */ +}; + +struct lcore_info +{ + struct lcore_ll_info *lcore_ll; /* Pointer to data core specific lcore_ll_info struct */ +}; +#endif /* _MAIN_H_ */ |