This patch introduces the Arkville baseband device driver common functions.
Signed-off-by: John Miller <john.mil...@atomicrules.com>
---
drivers/baseband/ark/ark_bbdev_common.c | 109 ++++++++++++++++++++++++
drivers/baseband/ark/ark_bbdev_common.h | 100 ++++++++++++++++++++++
2 files changed, 209 insertions(+)
create mode 100644 drivers/baseband/ark/ark_bbdev_common.c
create mode 100644 drivers/baseband/ark/ark_bbdev_common.h
diff --git a/drivers/baseband/ark/ark_bbdev_common.c
b/drivers/baseband/ark/ark_bbdev_common.c
new file mode 100644
index 0000000000..b980dd7159
--- /dev/null
+++ b/drivers/baseband/ark/ark_bbdev_common.c
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Atomic Rules LLC
+ */
+
+#include <string.h>
+
+#include <rte_kvargs.h>
+#include <rte_log.h>
+
+#include "ark_bbdev_common.h"
+
+int ark_bbdev_logtype;
+RTE_LOG_REGISTER_DEFAULT(ark_bbdev_logtype, DEBUG);
+
+static const char * const ark_bbdev_valid_params[] = {
+ ARK_BBDEV_PKTDIR_ARG,
+ ARK_BBDEV_PKTGEN_ARG,
+ ARK_BBDEV_PKTCHKR_ARG,
+ NULL
+};
+
+static inline int
+process_pktdir_arg(const char *key, const char *value,
+ void *extra_args)
+{
+ uint32_t *u32 = extra_args;
+ ARK_BBDEV_LOG(DEBUG, "key = %s, value = %s", key, value);
+
+ *u32 = strtol(value, NULL, 0);
+ ARK_BBDEV_LOG(DEBUG, "pkt_dir_v = 0x%x", *u32);
+ return 0;
+}
+
+static inline int
+process_file_args(const char *key, const char *value, void *extra_args)
+{
+ char *args = (char *)extra_args;
+ ARK_BBDEV_LOG(DEBUG, "key = %s, value = %s", key, value);
+
+ /* Open the configuration file */
+ FILE *file = fopen(value, "r");
+ char line[ARK_MAX_ARG_LEN];
+ int size = 0;
+ int first = 1;
+
+ if (file == NULL) {
+ ARK_BBDEV_LOG(ERR, "Unable to open config file %s",
+ value);
+ return -1;
+ }
+
+ while (fgets(line, sizeof(line), file)) {
+ size += strlen(line);
+ if (size >= ARK_MAX_ARG_LEN) {
+ ARK_BBDEV_LOG(ERR, "Unable to parse file %s args, "
+ "parameter list is too long", value);
+ fclose(file);
+ return -1;
+ }
+ if (first) {
+ strncpy(args, line, ARK_MAX_ARG_LEN);
+ first = 0;
+ } else {
+ strncat(args, line, ARK_MAX_ARG_LEN);
+ }
+ }
+ ARK_BBDEV_LOG(DEBUG, "file = %s", args);
+ fclose(file);
+ return 0;
+}
+
+
+/* Parse parameters used to create device */
+int
+parse_ark_bbdev_params(const char *input_args,
+ struct ark_bbdevice *ark_bb)
+{
+ struct rte_kvargs *kvlist = NULL;
+ int ret = 0;
+
+ if (ark_bb == NULL)
+ return -EINVAL;
+ if (input_args == NULL)
+ return ret;
+
+ kvlist = rte_kvargs_parse(input_args, ark_bbdev_valid_params);
+ if (kvlist == NULL)
+ return -EFAULT;
+
+ ret = rte_kvargs_process(kvlist, ARK_BBDEV_PKTDIR_ARG,
+ &process_pktdir_arg, &ark_bb->pkt_dir_v);
+ if (ret < 0)
+ goto exit;
+
+ ret = rte_kvargs_process(kvlist, ARK_BBDEV_PKTGEN_ARG,
+ &process_file_args, &ark_bb->pkt_gen_args);
+ if (ret < 0)
+ goto exit;
+
+ ret = rte_kvargs_process(kvlist, ARK_BBDEV_PKTCHKR_ARG,
+ &process_file_args, &ark_bb->pkt_chkr_args);
+ if (ret < 0)
+ goto exit;
+
+ exit:
+ if (kvlist)
+ rte_kvargs_free(kvlist);
+ return ret;
+}
diff --git a/drivers/baseband/ark/ark_bbdev_common.h
b/drivers/baseband/ark/ark_bbdev_common.h
new file mode 100644
index 0000000000..9240a11669
--- /dev/null
+++ b/drivers/baseband/ark/ark_bbdev_common.h
@@ -0,0 +1,100 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Atomic Rules LLC
+ */
+
+#ifndef _ARK_BBDEV_COMMON_H_
+#define _ARK_BBDEV_COMMON_H_
+
+#include "ark_pktchkr.h"
+#include "ark_pktdir.h"
+#include "ark_pktgen.h"
+#include "ark_bbext.h"
+
+#define ARK_MAX_ARG_LEN 256
+
+/* Acceptable params for ark BBDEV devices */
+/*
+ * The packet generator is a functional block used to generate packet
+ * patterns for testing. It is not intended for nominal use.
+ */
+#define ARK_BBDEV_PKTGEN_ARG "Pkt_gen"
+
+/*
+ * The packet checker is a functional block used to verify packet
+ * patterns for testing. It is not intended for nominal use.
+ */
+#define ARK_BBDEV_PKTCHKR_ARG "Pkt_chkr"
+
+/*
+ * The packet director is used to select the internal ingress and
+ * egress packets paths during testing. It is not intended for
+ * nominal use.
+ */
+#define ARK_BBDEV_PKTDIR_ARG "Pkt_dir"
+
+
+#define def_ptr(type, name) \
+ union type { \
+ uint64_t *t64; \
+ uint32_t *t32; \
+ uint16_t *t16; \
+ uint8_t *t8; \
+ void *v; \
+ } name
+
+/*
+ * Structure to store private data for each PF/VF instance.
+ */
+struct ark_bbdevice {
+ /* Our Bar 0 */
+ uint8_t *bar0;
+
+ /* Application Bar needed for extensions */
+ uint8_t *a_bar;
+
+ /* rte baseband device */
+ struct rte_bbdev *bbdev;
+
+ /* Arkville hardware block offsets */
+ def_ptr(sys_ctrl, sysctrl);
+ def_ptr(pkt_gen, pktgen);
+ def_ptr(mpu_rx, mpurx);
+ def_ptr(UDM, udm);
+ def_ptr(mpu_tx, mputx);
+ def_ptr(DDM, ddm);
+ def_ptr(pkt_dir, pktdir);
+ def_ptr(pkt_chkr, pktchkr);
+ struct ark_rqpace_t *rqpacing;
+
+ /* Pointers to packet generator and checker */
+ int start_pg;
+ ark_pkt_gen_t pg;
+ ark_pkt_chkr_t pc;
+ ark_pkt_dir_t pd;
+
+ /* Packet generator/checker args */
+ char pkt_gen_args[ARK_MAX_ARG_LEN];
+ char pkt_chkr_args[ARK_MAX_ARG_LEN];
+ uint32_t pkt_dir_v;
+
+ int started;
+ unsigned int max_nb_queues; /**< Max number of queues */
+
+ void *d_handle;
+ struct arkbb_user_ext user_ext;
+ void *user_data;
+
+};
+
+
+/* Log message for baseband PMD */
+extern int ark_bbdev_logtype;
+
+/* Helper macro for logging */
+#define ARK_BBDEV_LOG(level, fmt, ...) \
+ rte_log(RTE_LOG_ ## level, ark_bbdev_logtype, \
+ "ARK_BBD: " fmt "\n", ##__VA_ARGS__)
+
+int parse_ark_bbdev_params(const char *argv, struct ark_bbdevice *dev);
+
+#endif
--
2.25.1
