Update to the Intel Base driver for the Intel XL710 Ethernet Controller Family

	- It was decided to change the driver name to if_ixl for FreeBSD
	- This release adds the VF Driver to the tree, it can be built into
	  the kernel or as the if_ixlv module
	- The VF driver is independent for the first time, this will be
	  desireable when full SRIOV capability is added to the OS.
	- Thanks to my new coworker Eric Joyner for his superb work in
	  both the core and vf driver code.

Enjoy everyone!

Submitted by:	jack.vogel@intel.com and eric.joyner@intel.com
MFC after:	3 days (hoping to make 10.1)

1 files changed, 123 insertions, 0 deletions

diff --git a/sys/dev/ixl/i40e_adminq.h b/sys/dev/ixl/i40e_adminq.h
new file mode 100755
index 0000000..bebbebc
--- /dev/null
+++ b/sys/dev/ixl/i40e_adminq.h
@@ -0,0 +1,123 @@
+/******************************************************************************
+
+  Copyright (c) 2013-2014, Intel Corporation 
+  All rights reserved.
+  
+  Redistribution and use in source and binary forms, with or without 
+  modification, are permitted provided that 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 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.
+
+******************************************************************************/
+/*$FreeBSD$*/
+
+#ifndef _I40E_ADMINQ_H_
+#define _I40E_ADMINQ_H_
+
+#include "i40e_osdep.h"
+#include "i40e_adminq_cmd.h"
+
+#define I40E_ADMINQ_DESC(R, i)   \
+	(&(((struct i40e_aq_desc *)((R).desc_buf.va))[i]))
+
+#define I40E_ADMINQ_DESC_ALIGNMENT 4096
+
+struct i40e_adminq_ring {
+	struct i40e_virt_mem dma_head;	/* space for dma structures */
+	struct i40e_dma_mem desc_buf;	/* descriptor ring memory */
+	struct i40e_virt_mem cmd_buf;	/* command buffer memory */
+
+	union {
+		struct i40e_dma_mem *asq_bi;
+		struct i40e_dma_mem *arq_bi;
+	} r;
+
+	u16 count;		/* Number of descriptors */
+	u16 rx_buf_len;		/* Admin Receive Queue buffer length */
+
+	/* used for interrupt processing */
+	u16 next_to_use;
+	u16 next_to_clean;
+
+	/* used for queue tracking */
+	u32 head;
+	u32 tail;
+	u32 len;
+	u32 bah;
+	u32 bal;
+};
+
+/* ASQ transaction details */
+struct i40e_asq_cmd_details {
+	void *callback; /* cast from type I40E_ADMINQ_CALLBACK */
+	u64 cookie;
+	u16 flags_ena;
+	u16 flags_dis;
+	bool async;
+	bool postpone;
+};
+
+#define I40E_ADMINQ_DETAILS(R, i)   \
+	(&(((struct i40e_asq_cmd_details *)((R).cmd_buf.va))[i]))
+
+/* ARQ event information */
+struct i40e_arq_event_info {
+	struct i40e_aq_desc desc;
+	u16 msg_len;
+	u16 buf_len;
+	u8 *msg_buf;
+};
+
+/* Admin Queue information */
+struct i40e_adminq_info {
+	struct i40e_adminq_ring arq;    /* receive queue */
+	struct i40e_adminq_ring asq;    /* send queue */
+	u32 asq_cmd_timeout;            /* send queue cmd write back timeout*/
+	u16 num_arq_entries;            /* receive queue depth */
+	u16 num_asq_entries;            /* send queue depth */
+	u16 arq_buf_size;               /* receive queue buffer size */
+	u16 asq_buf_size;               /* send queue buffer size */
+	u16 fw_maj_ver;                 /* firmware major version */
+	u16 fw_min_ver;                 /* firmware minor version */
+	u16 api_maj_ver;                /* api major version */
+	u16 api_min_ver;                /* api minor version */
+	bool nvm_busy;
+	bool nvm_release_on_done;
+
+	struct i40e_spinlock asq_spinlock; /* Send queue spinlock */
+	struct i40e_spinlock arq_spinlock; /* Receive queue spinlock */
+
+	/* last status values on send and receive queues */
+	enum i40e_admin_queue_err asq_last_status;
+	enum i40e_admin_queue_err arq_last_status;
+};
+
+/* general information */
+#define I40E_AQ_LARGE_BUF		512
+#define I40E_ASQ_CMD_TIMEOUT		100  /* msecs */
+
+void i40e_fill_default_direct_cmd_desc(struct i40e_aq_desc *desc,
+				       u16 opcode);
+
+#endif /* _I40E_ADMINQ_H_ */