diff options
Diffstat (limited to 'host/apps')
| -rw-r--r-- | host/apps/omap_debug/usrp-e-mm-loopback.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/host/apps/omap_debug/usrp-e-mm-loopback.c b/host/apps/omap_debug/usrp-e-mm-loopback.c index b67eecd21..14f68a5c3 100644 --- a/host/apps/omap_debug/usrp-e-mm-loopback.c +++ b/host/apps/omap_debug/usrp-e-mm-loopback.c @@ -1,4 +1,5 @@ #include <stdio.h> +#include <string.h> #include <sys/types.h> #include <sys/ioctl.h> #include <fcntl.h> @@ -7,6 +8,7 @@ #include <unistd.h> #include <stddef.h> #include <sys/mman.h> +#include <sys/time.h> #include <poll.h> #include "usrp_e.h" @@ -72,7 +74,7 @@ static void *read_thread(void *threadid) struct pollfd pfd; pfd.fd = fp; pfd.events = POLLIN; - ssize_t ret = poll(&pfd, 1, -1); + poll(&pfd, 1, -1); } (*rxi)[rb_read].flags = RB_USER_PROCESS; @@ -95,7 +97,7 @@ static void *read_thread(void *threadid) printf("Sequence number fail, current = %d, previous = %d, pkt_count = %d\n", p->seq_num, prev_seq_num, pkt_count); printf("pkt received, rb_read = %d\n", rb_read); - printf("p = %X, p->seq_num = %d p->len = %d\n", p, p->seq_num, p->len); + printf("p = %p, p->seq_num = %d p->len = %d\n", p, p->seq_num, p->len); seq_num_failure ++; if (seq_num_failure > 2) @@ -135,7 +137,7 @@ static void *read_thread(void *threadid) // fflush(stdout); // printf("\n"); } - + return NULL; } static void *write_thread(void *threadid) @@ -171,7 +173,7 @@ static void *write_thread(void *threadid) struct pollfd pfd; pfd.fd = fp; pfd.events = POLLOUT; - ssize_t ret = poll(&pfd, 1, -1); + poll(&pfd, 1, -1); } memcpy(&(*tx_buf)[rb_write], tx_data, p->len * 2 + 12); @@ -188,18 +190,20 @@ static void *write_thread(void *threadid) // printf("Error returned from write: %d\n", cnt); // sleep(1); } + return NULL; } int main(int argc, char *argv[]) { pthread_t tx, rx; - long int t; + long int t = 0; struct sched_param s = { .sched_priority = 1 }; int ret, map_size, page_size; void *rb; + struct usrp_e_ctl16 d; if (argc < 2) { printf("%s data_size\n", argv[0]); @@ -211,6 +215,11 @@ int main(int argc, char *argv[]) fp = open("/dev/usrp_e0", O_RDWR); printf("fp = %d\n", fp); + d.offset = 14; + d.count = 1; + d.buf[0] = (1<<8) | (1<<9); + ioctl(fp, USRP_E_WRITE_CTL16, &d); + page_size = getpagesize(); ret = ioctl(fp, USRP_E_GET_RB_INFO, &rb_size); @@ -224,7 +233,7 @@ int main(int argc, char *argv[]) return -1; } - printf("rb = %X\n", rb); + printf("rb = %p\n", rb); rxi = rb; rx_buf = rb + (rb_size.num_pages_rx_flags * page_size); @@ -234,9 +243,11 @@ int main(int argc, char *argv[]) (rb_size.num_rx_frames * page_size >> 1) + (rb_size.num_pages_tx_flags * page_size); - printf("rxi = %X, rx_buf = %X, txi = %X, tx_buf = %X\n", rxi, rx_buf, txi, tx_buf); + printf("rxi = %p, rx_buf = %p, txi = %p, tx_buf = %p\n", rxi, rx_buf, txi, tx_buf); + + if ((ret = sched_setscheduler(0, SCHED_RR, &s))) + perror("sched_setscheduler"); - sched_setscheduler(0, SCHED_RR, &s); error = 0; #if 1 @@ -257,4 +268,6 @@ int main(int argc, char *argv[]) sleep(1000000000); printf("Done sleeping\n"); + + return 0; } |