diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/microblaze/apps/txrx_uhd.c | 14 | ||||
| -rw-r--r-- | firmware/microblaze/usrp2/memory_map.h | 9 | ||||
| -rw-r--r-- | firmware/microblaze/usrp2p/memory_map.h | 9 |
3 files changed, 27 insertions, 5 deletions
diff --git a/firmware/microblaze/apps/txrx_uhd.c b/firmware/microblaze/apps/txrx_uhd.c index 9c1873e1c..06f94e108 100644 --- a/firmware/microblaze/apps/txrx_uhd.c +++ b/firmware/microblaze/apps/txrx_uhd.c @@ -141,15 +141,22 @@ static void print_ip_addr(const void *t){ printf("%d.%d.%d.%d", p[0], p[1], p[2], p[3]); } +void handle_udp_err0_packet( + struct socket_address src, struct socket_address dst, + unsigned char *payload, int payload_len +){ + sr_udp_sm->err0_port = src.port; +} + void handle_udp_data_packet( struct socket_address src, struct socket_address dst, unsigned char *payload, int payload_len ){ - //its a tiny payload, load the fast-path variables fp_mac_addr_src = *ethernet_mac_addr(); arp_cache_lookup_mac(&src.addr, &fp_mac_addr_dst); fp_socket_src = dst; fp_socket_dst = src; + sr_udp_sm->dsp0_port = src.port; printf("Storing for fast path:\n"); printf(" source mac addr: "); print_mac_addr(fp_mac_addr_src.addr); newline(); @@ -163,7 +170,7 @@ void handle_udp_data_packet( printf(" destination udp port: %d\n", fp_socket_dst.port); newline(); - //setup network and vrt + //setup network setup_network(); // kick off the state machine @@ -478,7 +485,7 @@ static void setup_network(void){ //setup the udp header machine sr_udp_sm->udp_hdr.src_port = fp_socket_src.port; - sr_udp_sm->udp_hdr.dst_port = fp_socket_dst.port; + sr_udp_sm->udp_hdr.dst_port = UDP_SM_INS_UDP_PORT; sr_udp_sm->udp_hdr.length = UDP_SM_INS_UDP_LEN; sr_udp_sm->udp_hdr.checksum = UDP_SM_LAST_WORD; // zero UDP checksum } @@ -521,6 +528,7 @@ main(void) //2) register callbacks for udp ports we service register_udp_listener(USRP2_UDP_CTRL_PORT, handle_udp_ctrl_packet); register_udp_listener(USRP2_UDP_DATA_PORT, handle_udp_data_packet); + register_udp_listener(USRP2_UDP_ERR0_PORT, handle_udp_err0_packet); register_udp_listener(USRP2_UDP_UPDATE_PORT, handle_udp_fw_update_packet); //3) setup ethernet hardware to bring the link up diff --git a/firmware/microblaze/usrp2/memory_map.h b/firmware/microblaze/usrp2/memory_map.h index eac0c217f..2b91063b2 100644 --- a/firmware/microblaze/usrp2/memory_map.h +++ b/firmware/microblaze/usrp2/memory_map.h @@ -435,11 +435,18 @@ typedef struct { uint32_t length; uint32_t checksum; //word 22 } udp_hdr; - volatile uint32_t _pad[32-23]; + volatile uint32_t _pad[2]; + volatile uint32_t dsp0_port; + volatile uint32_t err0_port; + volatile uint32_t dsp1_port; + volatile uint32_t err1_port; } sr_udp_sm_t; // control bits (all expect UDP_SM_LAST_WORD are mutually exclusive) +// Insert a UDP dest port from the table +#define UDP_SM_INS_UDP_PORT (1 << 20) + // This is the last word of the header #define UDP_SM_LAST_WORD (1 << 19) diff --git a/firmware/microblaze/usrp2p/memory_map.h b/firmware/microblaze/usrp2p/memory_map.h index 3b2dc0057..140ab0675 100644 --- a/firmware/microblaze/usrp2p/memory_map.h +++ b/firmware/microblaze/usrp2p/memory_map.h @@ -462,11 +462,18 @@ typedef struct { uint32_t length; uint32_t checksum; //word 22 } udp_hdr; - volatile uint32_t _pad[32-23]; + volatile uint32_t _pad[2]; + volatile uint32_t dsp0_port; + volatile uint32_t err0_port; + volatile uint32_t dsp1_port; + volatile uint32_t err1_port; } sr_udp_sm_t; // control bits (all expect UDP_SM_LAST_WORD are mutually exclusive) +// Insert a UDP dest port from the table +#define UDP_SM_INS_UDP_PORT (1 << 20) + // This is the last word of the header #define UDP_SM_LAST_WORD (1 << 19) |