diff options
Diffstat (limited to 'src/spdk/dpdk/drivers/net/ark/ark_pktchkr.c')
| -rw-r--r-- | src/spdk/dpdk/drivers/net/ark/ark_pktchkr.c | 449 |
1 files changed, 449 insertions, 0 deletions
diff --git a/src/spdk/dpdk/drivers/net/ark/ark_pktchkr.c b/src/spdk/dpdk/drivers/net/ark/ark_pktchkr.c new file mode 100644 index 00000000..c21003a0 --- /dev/null +++ b/src/spdk/dpdk/drivers/net/ark/ark_pktchkr.c @@ -0,0 +1,449 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2015-2018 Atomic Rules LLC + */ + +#include <getopt.h> +#include <sys/time.h> +#include <locale.h> +#include <unistd.h> + +#include <rte_ethdev_driver.h> +#include <rte_malloc.h> + +#include "ark_pktchkr.h" +#include "ark_logs.h" + +static int set_arg(char *arg, char *val); +static int ark_pktchkr_is_gen_forever(ark_pkt_chkr_t handle); + +#define ARK_MAX_STR_LEN 64 +union OPTV { + int INT; + int BOOL; + uint64_t LONG; + char STR[ARK_MAX_STR_LEN]; +}; + +enum OPTYPE { + OTINT, + OTLONG, + OTBOOL, + OTSTRING +}; + +struct OPTIONS { + char opt[ARK_MAX_STR_LEN]; + enum OPTYPE t; + union OPTV v; +}; + +static struct OPTIONS toptions[] = { + {{"configure"}, OTBOOL, {1} }, + {{"port"}, OTINT, {0} }, + {{"mac-dump"}, OTBOOL, {0} }, + {{"dg-mode"}, OTBOOL, {1} }, + {{"run"}, OTBOOL, {0} }, + {{"stop"}, OTBOOL, {0} }, + {{"dump"}, OTBOOL, {0} }, + {{"en_resync"}, OTBOOL, {0} }, + {{"tuser_err_val"}, OTINT, {1} }, + {{"gen_forever"}, OTBOOL, {0} }, + {{"en_slaved_start"}, OTBOOL, {0} }, + {{"vary_length"}, OTBOOL, {0} }, + {{"incr_payload"}, OTINT, {0} }, + {{"incr_first_byte"}, OTBOOL, {0} }, + {{"ins_seq_num"}, OTBOOL, {0} }, + {{"ins_time_stamp"}, OTBOOL, {1} }, + {{"ins_udp_hdr"}, OTBOOL, {0} }, + {{"num_pkts"}, OTLONG, .v.LONG = 10000000000000L}, + {{"payload_byte"}, OTINT, {0x55} }, + {{"pkt_spacing"}, OTINT, {60} }, + {{"pkt_size_min"}, OTINT, {2005} }, + {{"pkt_size_max"}, OTINT, {1514} }, + {{"pkt_size_incr"}, OTINT, {1} }, + {{"eth_type"}, OTINT, {0x0800} }, + {{"src_mac_addr"}, OTLONG, .v.LONG = 0xdC3cF6425060L}, + {{"dst_mac_addr"}, OTLONG, .v.LONG = 0x112233445566L}, + {{"hdr_dW0"}, OTINT, {0x0016e319} }, + {{"hdr_dW1"}, OTINT, {0x27150004} }, + {{"hdr_dW2"}, OTINT, {0x76967bda} }, + {{"hdr_dW3"}, OTINT, {0x08004500} }, + {{"hdr_dW4"}, OTINT, {0x005276ed} }, + {{"hdr_dW5"}, OTINT, {0x40004006} }, + {{"hdr_dW6"}, OTINT, {0x56cfc0a8} }, + {{"start_offset"}, OTINT, {0} }, + {{"dst_ip"}, OTSTRING, .v.STR = "169.254.10.240"}, + {{"dst_port"}, OTINT, {65536} }, + {{"src_port"}, OTINT, {65536} }, +}; + +ark_pkt_chkr_t +ark_pktchkr_init(void *addr, int ord, int l2_mode) +{ + struct ark_pkt_chkr_inst *inst = + rte_malloc("ark_pkt_chkr_inst", + sizeof(struct ark_pkt_chkr_inst), 0); + if (inst == NULL) { + PMD_DRV_LOG(ERR, "Failed to malloc ark_pkt_chkr_inst.\n"); + return inst; + } + inst->sregs = (struct ark_pkt_chkr_stat_regs *)addr; + inst->cregs = + (struct ark_pkt_chkr_ctl_regs *)(((uint8_t *)addr) + 0x100); + inst->ordinal = ord; + inst->l2_mode = l2_mode; + return inst; +} + +void +ark_pktchkr_uninit(ark_pkt_chkr_t handle) +{ + rte_free(handle); +} + +void +ark_pktchkr_run(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->sregs->pkt_start_stop = 0; + inst->sregs->pkt_start_stop = 0x1; +} + +int +ark_pktchkr_stopped(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + uint32_t r = inst->sregs->pkt_start_stop; + + return (((r >> 16) & 1) == 1); +} + +void +ark_pktchkr_stop(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + int wait_cycle = 10; + + inst->sregs->pkt_start_stop = 0; + while (!ark_pktchkr_stopped(handle) && (wait_cycle > 0)) { + usleep(1000); + wait_cycle--; + PMD_DEBUG_LOG(DEBUG, "Waiting for pktchk %d to stop...\n", + inst->ordinal); + } + PMD_DEBUG_LOG(DEBUG, "Pktchk %d stopped.\n", inst->ordinal); +} + +int +ark_pktchkr_is_running(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + uint32_t r = inst->sregs->pkt_start_stop; + + return ((r & 1) == 1); +} + +static void +ark_pktchkr_set_pkt_ctrl(ark_pkt_chkr_t handle, + uint32_t gen_forever, + uint32_t vary_length, + uint32_t incr_payload, + uint32_t incr_first_byte, + uint32_t ins_seq_num, + uint32_t ins_udp_hdr, + uint32_t en_resync, + uint32_t tuser_err_val, + uint32_t ins_time_stamp) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + uint32_t r = (tuser_err_val << 16) | (en_resync << 0); + + inst->sregs->pkt_ctrl = r; + if (!inst->l2_mode) + ins_udp_hdr = 0; + r = ((gen_forever << 24) | + (vary_length << 16) | + (incr_payload << 12) | + (incr_first_byte << 8) | + (ins_time_stamp << 5) | + (ins_seq_num << 4) | + ins_udp_hdr); + inst->cregs->pkt_ctrl = r; +} + +static +int +ark_pktchkr_is_gen_forever(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + uint32_t r = inst->cregs->pkt_ctrl; + + return (((r >> 24) & 1) == 1); +} + +int +ark_pktchkr_wait_done(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + if (ark_pktchkr_is_gen_forever(handle)) { + PMD_DEBUG_LOG(ERR, "Pktchk wait_done will not terminate" + " because gen_forever=1\n"); + return -1; + } + int wait_cycle = 10; + + while (!ark_pktchkr_stopped(handle) && (wait_cycle > 0)) { + usleep(1000); + wait_cycle--; + PMD_DEBUG_LOG(DEBUG, "Waiting for packet checker %d's" + " internal pktgen to finish sending...\n", + inst->ordinal); + PMD_DEBUG_LOG(DEBUG, "Pktchk %d's pktgen done.\n", + inst->ordinal); + } + return 0; +} + +int +ark_pktchkr_get_pkts_sent(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + return inst->cregs->pkts_sent; +} + +void +ark_pktchkr_set_payload_byte(ark_pkt_chkr_t handle, uint32_t b) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->pkt_payload = b; +} + +void +ark_pktchkr_set_pkt_size_min(ark_pkt_chkr_t handle, uint32_t x) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->pkt_size_min = x; +} + +void +ark_pktchkr_set_pkt_size_max(ark_pkt_chkr_t handle, uint32_t x) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->pkt_size_max = x; +} + +void +ark_pktchkr_set_pkt_size_incr(ark_pkt_chkr_t handle, uint32_t x) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->pkt_size_incr = x; +} + +void +ark_pktchkr_set_num_pkts(ark_pkt_chkr_t handle, uint32_t x) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->num_pkts = x; +} + +void +ark_pktchkr_set_src_mac_addr(ark_pkt_chkr_t handle, uint64_t mac_addr) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->src_mac_addr_h = (mac_addr >> 32) & 0xffff; + inst->cregs->src_mac_addr_l = mac_addr & 0xffffffff; +} + +void +ark_pktchkr_set_dst_mac_addr(ark_pkt_chkr_t handle, uint64_t mac_addr) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->dst_mac_addr_h = (mac_addr >> 32) & 0xffff; + inst->cregs->dst_mac_addr_l = mac_addr & 0xffffffff; +} + +void +ark_pktchkr_set_eth_type(ark_pkt_chkr_t handle, uint32_t x) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + inst->cregs->eth_type = x; +} + +void +ark_pktchkr_set_hdr_dW(ark_pkt_chkr_t handle, uint32_t *hdr) +{ + uint32_t i; + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + for (i = 0; i < 7; i++) + inst->cregs->hdr_dw[i] = hdr[i]; +} + +void +ark_pktchkr_dump_stats(ark_pkt_chkr_t handle) +{ + struct ark_pkt_chkr_inst *inst = (struct ark_pkt_chkr_inst *)handle; + + PMD_STATS_LOG(INFO, "pkts_rcvd = (%'u)\n", + inst->sregs->pkts_rcvd); + PMD_STATS_LOG(INFO, "bytes_rcvd = (%'" PRIU64 ")\n", + inst->sregs->bytes_rcvd); + PMD_STATS_LOG(INFO, "pkts_ok = (%'u)\n", + inst->sregs->pkts_ok); + PMD_STATS_LOG(INFO, "pkts_mismatch = (%'u)\n", + inst->sregs->pkts_mismatch); + PMD_STATS_LOG(INFO, "pkts_err = (%'u)\n", + inst->sregs->pkts_err); + PMD_STATS_LOG(INFO, "first_mismatch = (%'u)\n", + inst->sregs->first_mismatch); + PMD_STATS_LOG(INFO, "resync_events = (%'u)\n", + inst->sregs->resync_events); + PMD_STATS_LOG(INFO, "pkts_missing = (%'u)\n", + inst->sregs->pkts_missing); + PMD_STATS_LOG(INFO, "min_latency = (%'u)\n", + inst->sregs->min_latency); + PMD_STATS_LOG(INFO, "max_latency = (%'u)\n", + inst->sregs->max_latency); +} + +static struct OPTIONS * +options(const char *id) +{ + unsigned int i; + + for (i = 0; i < sizeof(toptions) / sizeof(struct OPTIONS); i++) { + if (strcmp(id, toptions[i].opt) == 0) + return &toptions[i]; + } + PMD_DRV_LOG(ERR, + "pktchkr: Could not find requested option!, option = %s\n", + id); + return NULL; +} + +static int +set_arg(char *arg, char *val) +{ + struct OPTIONS *o = options(arg); + + if (o) { + switch (o->t) { + case OTINT: + case OTBOOL: + o->v.INT = atoi(val); + break; + case OTLONG: + o->v.INT = atoll(val); + break; + case OTSTRING: + snprintf(o->v.STR, ARK_MAX_STR_LEN, "%s", val); + break; + } + return 1; + } + return 0; +} + +/****** + * Arg format = "opt0=v,opt_n=v ..." + ******/ +void +ark_pktchkr_parse(char *args) +{ + char *argv, *v; + const char toks[] = "=\n\t\v\f \r"; + argv = strtok(args, toks); + v = strtok(NULL, toks); + while (argv && v) { + set_arg(argv, v); + argv = strtok(NULL, toks); + v = strtok(NULL, toks); + } +} + +static int32_t parse_ipv4_string(char const *ip_address); +static int32_t +parse_ipv4_string(char const *ip_address) +{ + unsigned int ip[4]; + + if (sscanf(ip_address, "%u.%u.%u.%u", + &ip[0], &ip[1], &ip[2], &ip[3]) != 4) + return 0; + return ip[3] + ip[2] * 0x100 + ip[1] * 0x10000ul + ip[0] * 0x1000000ul; +} + +void +ark_pktchkr_setup(ark_pkt_chkr_t handle) +{ + uint32_t hdr[7]; + int32_t dst_ip = parse_ipv4_string(options("dst_ip")->v.STR); + + if (!options("stop")->v.BOOL && options("configure")->v.BOOL) { + ark_pktchkr_set_payload_byte(handle, + options("payload_byte")->v.INT); + ark_pktchkr_set_src_mac_addr(handle, + options("src_mac_addr")->v.INT); + ark_pktchkr_set_dst_mac_addr(handle, + options("dst_mac_addr")->v.LONG); + + ark_pktchkr_set_eth_type(handle, + options("eth_type")->v.INT); + if (options("dg-mode")->v.BOOL) { + hdr[0] = options("hdr_dW0")->v.INT; + hdr[1] = options("hdr_dW1")->v.INT; + hdr[2] = options("hdr_dW2")->v.INT; + hdr[3] = options("hdr_dW3")->v.INT; + hdr[4] = options("hdr_dW4")->v.INT; + hdr[5] = options("hdr_dW5")->v.INT; + hdr[6] = options("hdr_dW6")->v.INT; + } else { + hdr[0] = dst_ip; + hdr[1] = options("dst_port")->v.INT; + hdr[2] = options("src_port")->v.INT; + hdr[3] = 0; + hdr[4] = 0; + hdr[5] = 0; + hdr[6] = 0; + } + ark_pktchkr_set_hdr_dW(handle, hdr); + ark_pktchkr_set_num_pkts(handle, + options("num_pkts")->v.INT); + ark_pktchkr_set_pkt_size_min(handle, + options("pkt_size_min")->v.INT); + ark_pktchkr_set_pkt_size_max(handle, + options("pkt_size_max")->v.INT); + ark_pktchkr_set_pkt_size_incr(handle, + options("pkt_size_incr")->v.INT); + ark_pktchkr_set_pkt_ctrl(handle, + options("gen_forever")->v.BOOL, + options("vary_length")->v.BOOL, + options("incr_payload")->v.BOOL, + options("incr_first_byte")->v.BOOL, + options("ins_seq_num")->v.INT, + options("ins_udp_hdr")->v.BOOL, + options("en_resync")->v.BOOL, + options("tuser_err_val")->v.INT, + options("ins_time_stamp")->v.INT); + } + + if (options("stop")->v.BOOL) + ark_pktchkr_stop(handle); + + if (options("run")->v.BOOL) { + PMD_DEBUG_LOG(DEBUG, "Starting packet checker on port %d\n", + options("port")->v.INT); + ark_pktchkr_run(handle); + } +} |