From d4da46a249a5def267e4cf2bb33d393c0efe52cb Mon Sep 17 00:00:00 2001 From: Raymond Knopp <raymond.knopp@eurecom.fr> Date: Thu, 5 Sep 2019 22:32:32 +0200 Subject: [PATCH] added third-party driver support for IF5 interface. --- targets/ARCH/COMMON/common_lib.c | 5 +- targets/ARCH/COMMON/common_lib.h | 8 ++- targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c | 72 ++----------------- .../ETHERNET/USERSPACE/LIB/ethernet_lib.c | 33 +++------ targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h | 6 +- targets/RT/USER/lte-ru.c | 8 ++- 6 files changed, 37 insertions(+), 95 deletions(-) diff --git a/targets/ARCH/COMMON/common_lib.c b/targets/ARCH/COMMON/common_lib.c index 010f54a3ba..7f0ff0ce18 100644 --- a/targets/ARCH/COMMON/common_lib.c +++ b/targets/ARCH/COMMON/common_lib.c @@ -111,9 +111,12 @@ int load_lib(openair0_device *device, openair0_config_t *openair0_cfg, eth_param } else if (flag == RAU_LOCAL_RADIO_HEAD) { libname=OAI_RF_LIBNAME; shlib_fdesc[0].fname="device_init"; - } else { + } else if (flag == RAU_REMOTE_RADIO_HEAD) { libname=OAI_TP_LIBNAME; shlib_fdesc[0].fname="transport_init"; + }else if (flag == RAU_REMOTE_THIRDPARTY_RADIO_HEAD) { + libname=OAI_THIRDPARTY_TP_LIBNAME; + shlib_fdesc[0].fname="transport_init"; } ret=load_module_shlib(libname,shlib_fdesc,1,NULL); diff --git a/targets/ARCH/COMMON/common_lib.h b/targets/ARCH/COMMON/common_lib.h index 3d92fd38ed..0cb2231fc4 100644 --- a/targets/ARCH/COMMON/common_lib.h +++ b/targets/ARCH/COMMON/common_lib.h @@ -40,6 +40,8 @@ #define OAI_RF_LIBNAME "oai_device" /* name of shared library implementing the transport */ #define OAI_TP_LIBNAME "oai_transpro" +/* name of shared library implementing a third-party transport */ +#define OAI_THIRDPARTY_TP_LIBNAME "thirdparty_transpro" /* name of shared library implementing the basic/rf simulator */ #define OAI_RFSIM_LIBNAME "rfsimulator" /* name of shared library implementing the basic/rf simulator */ @@ -47,7 +49,7 @@ /* flags for BBU to determine whether the attached radio head is local or remote */ #define RAU_LOCAL_RADIO_HEAD 0 #define RAU_REMOTE_RADIO_HEAD 1 - +#define RAU_REMOTE_THIRDPARTY_RADIO_HEAD 2 #ifndef MAX_CARDS #define MAX_CARDS 8 #endif @@ -392,6 +394,10 @@ struct openair0_device_t { * \param arg pointer to capabilities or configuration */ void (*configure_rru)(int idx, void *arg); + /*! \brief Callback for Third-party RRU Initialization routine + \param device the hardware configuration to use + */ + int (*thirdparty_init)(openair0_device *device); }; /* type of device init function, implemented in shared lib */ diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c index d893c66b52..9c0a9e3f65 100644 --- a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c +++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c @@ -102,23 +102,15 @@ int eth_socket_init_raw(openair0_device *device) { eth->local_addrd_ll.sll_family = AF_PACKET; eth->local_addrd_ll.sll_ifindex = eth->if_index.ifr_ifindex; /* hear traffic from specific protocol*/ - if (eth->flags == ETH_RAW_IF5_MOBIPASS) { - eth->local_addrd_ll.sll_protocol = htons(0xbffe); - } else{ - eth->local_addrc_ll.sll_protocol = htons((short)device->eth_params->my_portc); - eth->local_addrd_ll.sll_protocol = htons((short)device->eth_params->my_portd); - } + eth->local_addrc_ll.sll_protocol = htons((short)device->eth_params->my_portc); + eth->local_addrd_ll.sll_protocol = htons((short)device->eth_params->my_portd); + eth->local_addrc_ll.sll_halen = ETH_ALEN; eth->local_addrc_ll.sll_pkttype = PACKET_OTHERHOST; eth->local_addrd_ll.sll_halen = ETH_ALEN; eth->local_addrd_ll.sll_pkttype = PACKET_OTHERHOST; eth->addr_len = sizeof(struct sockaddr_ll); - if ((eth->flags != ETH_RAW_IF5_MOBIPASS ) && - (bind(eth->sockfdc,(struct sockaddr *)ð->local_addrc_ll,eth->addr_len)<0)) { - perror("ETHERNET: Cannot bind to socket (control)"); - exit(0); - } if (bind(eth->sockfdd,(struct sockaddr *)ð->local_addrd_ll,eth->addr_len)<0) { perror("ETHERNET: Cannot bind to socket (user)"); exit(0); @@ -127,12 +119,9 @@ int eth_socket_init_raw(openair0_device *device) { /* Construct the Ethernet header */ ether_aton_r(local_mac, (struct ether_addr *)(&(eth->ehd.ether_shost))); ether_aton_r(remote_mac, (struct ether_addr *)(&(eth->ehd.ether_dhost))); - if (eth->flags == ETH_RAW_IF5_MOBIPASS) { - eth->ehd.ether_type = htons(0xbffe); - } else { - eth->ehc.ether_type = htons((short)device->eth_params->my_portc); - eth->ehd.ether_type = htons((short)device->eth_params->my_portd); - } + eth->ehc.ether_type = htons((short)device->eth_params->my_portc); + eth->ehd.ether_type = htons((short)device->eth_params->my_portd); + printf("[%s] binding to hardware address %x:%x:%x:%x:%x:%x\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"),eth->ehd.ether_shost[0],eth->ehd.ether_shost[1],eth->ehd.ether_shost[2],eth->ehd.ether_shost[3],eth->ehd.ether_shost[4],eth->ehd.ether_shost[5]); return 0; @@ -216,8 +205,6 @@ int trx_eth_write_raw_IF4p5(openair0_device *device, openair0_timestamp timestam packet_size = RAW_IF4p5_PULFFT_SIZE_BYTES(nblocks); } else if (flags == IF4p5_PULTICK) { packet_size = RAW_IF4p5_PULTICK_SIZE_BYTES; - } else if (flags == IF5_MOBIPASS) { - packet_size = RAW_IF5_MOBIPASS_SIZE_BYTES; } else { packet_size = RAW_IF4p5_PRACH_SIZE_BYTES; } @@ -430,53 +417,6 @@ int trx_eth_read_raw_IF4p5(openair0_device *device, openair0_timestamp *timestam } -int trx_eth_read_raw_IF5_mobipass(openair0_device *device, openair0_timestamp *timestamp, void **buff, int nsamps, int cc) { - // Read nblocks info from packet itself - - int bytes_received=0; - eth_state_t *eth = (eth_state_t*)device->priv; - int ret; - - ssize_t packet_size = 28; //MAC_HEADER_SIZE_BYTES + sizeof_IF5_mobipass_header_t ; -// ssize_t packet_size = MAC_HEADER_SIZE_BYTES + sizeof_IF5_mobipass_header_t + 640*sizeof(int16_t); - - bytes_received = recv(eth->sockfdd, - buff[0], - packet_size, - MSG_PEEK); - - if (bytes_received ==-1) { - eth->num_rx_errors++; - perror("[MOBIPASS]ETHERNET IF5 READ (header): "); - exit(-1); - } - - IF5_mobipass_header_t *test_header = (IF5_mobipass_header_t*)((uint8_t *)buff[0] + MAC_HEADER_SIZE_BYTES); - *timestamp = test_header->time_stamp; - packet_size = MAC_HEADER_SIZE_BYTES + sizeof_IF5_mobipass_header_t + 640*sizeof(int16_t); - - while(bytes_received < packet_size) { - ret = recv(eth->sockfdd, - buff[0], - packet_size, - 0); - if (bytes_received ==-1) { - eth->num_rx_errors++; - perror("[MOBIPASS] ETHERNET IF5 READ (payload): "); - return(-1); - } else { - bytes_received+=ret; - eth->rx_actual_nsamps = bytes_received>>1; - eth->rx_count++; - } - } - - eth->rx_nsamps = nsamps; - return(bytes_received); - - -} - int eth_set_dev_conf_raw(openair0_device *device) { eth_state_t *eth = (eth_state_t*)device->priv; diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c b/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c index a05cc48fbd..7965faa5d4 100644 --- a/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c +++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c @@ -57,6 +57,10 @@ int trx_eth_start(openair0_device *device) { eth_state_t *eth = (eth_state_t*)device->priv; + if (eth->flags == ETH_UDP_IF5_ORI_MODE) { + AssertFatal(device->thirdparty_init != NULL, "device->thirdparty_init is null\n"); + device->thirdparty_init(device); + } /* initialize socket */ if (eth->flags == ETH_RAW_MODE) { printf("Setting ETHERNET to ETH_RAW_IF5_MODE\n"); @@ -121,11 +125,6 @@ int trx_eth_start(openair0_device *device) { - } else if (eth->flags == ETH_RAW_IF5_MOBIPASS) { - printf("Setting ETHERNET to RAW_IF5_MODE\n"); - if (eth_socket_init_raw(device)!=0) return -1; - if(ethernet_tune (device,RCV_TIMEOUT,999999)!=0) return -1; - } else { printf("Setting ETHERNET to UDP_IF5_MODE\n"); if (eth_socket_init_udp(device)!=0) return -1; @@ -368,20 +367,11 @@ int transport_init(openair0_device *device, openair0_config_t *openair0_cfg, eth eth_state_t *eth = (eth_state_t*)malloc(sizeof(eth_state_t)); memset(eth, 0, sizeof(eth_state_t)); - if (eth_params->transp_preference == 1) { - eth->flags = ETH_RAW_MODE; - } else if (eth_params->transp_preference == 0) { - eth->flags = ETH_UDP_MODE; - } else if (eth_params->transp_preference == 3) { - eth->flags = ETH_RAW_IF4p5_MODE; - } else if (eth_params->transp_preference == 2) { - eth->flags = ETH_UDP_IF4p5_MODE; - } else if (eth_params->transp_preference == 4) { - eth->flags = ETH_RAW_IF5_MOBIPASS; - } else { - printf("transport_init: Unknown transport preference %d - default to RAW", eth_params->transp_preference); - eth->flags = ETH_RAW_MODE; - } + eth->flags = eth_params->transp_preference; + + // load third-party driver + if (eth->flags == ETH_UDP_IF5_ORI_MODE) load_lib(device,openair0_cfg,eth_params,RAU_REMOTE_THIRDPARTY_RADIO_HEAD); + if (eth_params->if_compress == 0) { eth->compression = NO_COMPRESS; @@ -406,7 +396,7 @@ int transport_init(openair0_device *device, openair0_config_t *openair0_cfg, eth if (eth->flags == ETH_RAW_MODE) { device->trx_write_func = trx_eth_write_raw; device->trx_read_func = trx_eth_read_raw; - } else if (eth->flags == ETH_UDP_MODE) { + } else if (eth->flags == ETH_UDP_MODE || eth->flags == ETH_UDP_IF5_ORI_MODE) { device->trx_write_func = trx_eth_write_udp; device->trx_read_func = trx_eth_read_udp; device->trx_ctlsend_func = trx_eth_ctlsend_udp; @@ -419,9 +409,6 @@ int transport_init(openair0_device *device, openair0_config_t *openair0_cfg, eth device->trx_read_func = trx_eth_read_udp_IF4p5; device->trx_ctlsend_func = trx_eth_ctlsend_udp; device->trx_ctlrecv_func = trx_eth_ctlrecv_udp; - } else if (eth->flags == ETH_RAW_IF5_MOBIPASS) { - device->trx_write_func = trx_eth_write_raw_IF4p5; - device->trx_read_func = trx_eth_read_raw_IF5_mobipass; } else { //device->trx_write_func = trx_eth_write_udp_IF4p5; //device->trx_read_func = trx_eth_read_udp_IF4p5; diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h b/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h index 95d0029027..b0b45f6c38 100644 --- a/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h +++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h @@ -40,11 +40,11 @@ #ifdef OCP_FRAMEWORK #include "enums.h" #else -#define ETH_UDP_MODE 0 -#define ETH_RAW_MODE 1 +#define ETH_UDP_MODE 0 +#define ETH_RAW_MODE 1 #define ETH_UDP_IF4p5_MODE 2 #define ETH_RAW_IF4p5_MODE 3 -#define ETH_RAW_IF5_MOBIPASS 4 +#define ETH_UDP_IF5_ORI_MODE 4 #endif // COMMOM HEADER LENGTHS diff --git a/targets/RT/USER/lte-ru.c b/targets/RT/USER/lte-ru.c index 89abd12499..54de6e2e95 100644 --- a/targets/RT/USER/lte-ru.c +++ b/targets/RT/USER/lte-ru.c @@ -2949,7 +2949,13 @@ void RCconfig_RU(void) { RC.ru[j]->if_south = REMOTE_IF5; RC.ru[j]->function = NGFI_RAU_IF5; RC.ru[j]->eth_params.transp_preference = ETH_UDP_MODE; - } else if (strcmp(*(RUParamList.paramarray[j][RU_TRANSPORT_PREFERENCE_IDX].strptr), "raw") == 0) { + } + else if (strcmp(*(RUParamList.paramarray[j][RU_TRANSPORT_PREFERENCE_IDX].strptr), "udp_ori_if5") == 0) { + RC.ru[j]->if_south = REMOTE_IF5; + RC.ru[j]->function = NGFI_RAU_IF5; + RC.ru[j]->eth_params.transp_preference = ETH_UDP_IF5_ORI_MODE; + } + else if (strcmp(*(RUParamList.paramarray[j][RU_TRANSPORT_PREFERENCE_IDX].strptr), "raw") == 0) { RC.ru[j]->if_south = REMOTE_IF5; RC.ru[j]->function = NGFI_RAU_IF5; RC.ru[j]->eth_params.transp_preference = ETH_RAW_MODE; -- 2.26.2