soc/cavium: import raw BDK sources

This imports common BDK sources that will be used in subsequent
patches.
The BDK is licensed under BSD and will be reduced in size and optimized to
compile under coreboot.

Change-Id: Icb32ee670d9fa9e5c10f9abb298cebf616fa67ad
Signed-off-by: David Hendricks <dhendricks@fb.com>
Reviewed-on: https://review.coreboot.org/25524
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>

1 files changed, 107 insertions, 0 deletions

diff --git a/src/vendorcode/cavium/include/bdk/libbdk-hal/bdk-nic.h b/src/vendorcode/cavium/include/bdk/libbdk-hal/bdk-nic.h
new file mode 100644
index 0000000000..cdd4aa48a9
--- /dev/null
+++ b/src/vendorcode/cavium/include/bdk/libbdk-hal/bdk-nic.h
@@ -0,0 +1,107 @@
+/***********************license start***********************************
+* Copyright (c) 2003-2017  Cavium Inc. (support@cavium.com). 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 Cavium Inc. 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, including technical data, may be subject to U.S. export
+* control laws, including the U.S. Export Administration Act and its
+* associated regulations, and may be subject to export or import
+* regulations in other countries.
+*
+* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
+* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
+* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
+* TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
+* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
+* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
+* OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
+* PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT,
+* QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE  RISK
+* ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
+***********************license end**************************************/
+
+/**
+ * @file
+ *
+ * Interface to the NIC.
+ *
+ * @addtogroup hal
+ * @{
+ */
+
+typedef enum
+{
+    BDK_NIC_TYPE_BGX,           /* All chips */
+    BDK_NIC_TYPE_TNS,           /* Only allowed on CN88XX */
+    BDK_NIC_TYPE_LBK,           /* CN81XX and CN83XX */
+    BDK_NIC_TYPE_RGMII,         /* CN83XX */
+} bdk_nic_type_t;
+
+/**
+ * Configure NIC for a specific port. This is called for each
+ * port on every interface that connects to NIC.
+ *
+ * @param handle Handle for port to config
+ * @param ntype  Type of LMAC this NIC connects to
+ * @param lmac_credits
+ *               Size of the LMAC buffer in bytes. Used to configure the number of credits to
+ *               setup between the NIC and LMAC
+ *
+ * @return Zero on success, negative on failure
+ */
+extern int bdk_nic_port_init(bdk_if_handle_t handle, bdk_nic_type_t ntype, int lmac_credits);
+
+/**
+ * Get the current TX queue depth. Note that this operation may be slow
+ * and adversly affect packet IO performance.
+ *
+ * @param handle Port to check
+ *
+ * @return Depth of the queue in packets
+ */
+extern int bdk_nic_get_queue_depth(bdk_if_handle_t handle);
+
+/**
+ * Send a packet
+ *
+ * @param handle Handle of port to send on
+ * @param packet Packet to send
+ *
+ * @return Zero on success, negative on failure
+ */
+extern int bdk_nic_transmit(bdk_if_handle_t handle, const bdk_if_packet_t *packet);
+
+/**
+ * Query NIC and fill in the transmit stats for the supplied
+ * interface handle.
+ *
+ * @param handle Port handle
+ */
+extern void bdk_nic_fill_tx_stats(bdk_if_handle_t handle);
+
+/**
+ * Query NIC and fill in the receive stats for the supplied
+ * interface handle.
+ *
+ * @param handle Port handle
+ */
+extern void bdk_nic_fill_rx_stats(bdk_if_handle_t handle);
+
+/** @} */