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jorisvr |
/*
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* Test program for SpaceWire Light RTEMS driver.
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* Joris van Rantwijk, 2010.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <termios.h>
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#include <rtems.h>
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#include <rtems/error.h>
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#include <bsp.h>
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#include "spacewirelight.h"
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void Init(rtems_task_argument);
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#define CONFIGURE_INIT
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_INIT_TASK_ENTRY_POINT Init
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#define CONFIGURE_MAXIMUM_TASKS 10
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#define CONFIGURE_MAXIMUM_SEMAPHORES 10
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#include <rtems/confdefs.h>
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struct data_test_context {
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int queued;
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unsigned int rxpackets;
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unsigned int rxblocksize;
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unsigned int txpackets;
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unsigned int txpacketsize;
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unsigned int txblocksize;
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int verify;
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rtems_id semaphore;
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volatile unsigned int txdone_packets;
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volatile unsigned int rxdone_packets;
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volatile unsigned int rxdone_bytes;
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volatile unsigned int rxminsize;
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volatile unsigned int rxmaxsize;
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volatile int mismatch;
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};
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static spwl_handle spwh;
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static unsigned int spw_index;
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static struct spwl_options spw_opt = SPWL_OPTIONS_DEFAULT;
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static spwl_linkmode spw_mode;
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#define MAX_BLOCK_SIZE 16384 /* do not change */
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static unsigned char rxbuf[MAX_BLOCK_SIZE];
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static unsigned char txpool[2*MAX_BLOCK_SIZE];
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static spwl_txbuf_t txbuf_desc[16];
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static const unsigned int autotest_blocksize[] = {
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1, 101, 500, 2048, 4000, 0 };
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static const unsigned int autotest_packetsize[] = {
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1, 2, 3, 4, 100, 101, 1000, 4096, 10000, 100000, 1000000, 0 };
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/* Report error and stop program. */
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static void fatal_error(const char *s, rtems_status_code err)
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{
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fprintf(stderr, "ERROR: %s", s);
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if (err)
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fprintf(stderr, " (%s)", rtems_status_text(err));
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fprintf(stderr, "\n");
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rtems_shutdown_executive(1);
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}
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/* Wait for user to enter a string. */
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static void get_string(char *buf, size_t maxlen)
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{
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unsigned int i;
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int k;
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char c;
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i = strlen(buf);
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printf("%s", buf);
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fflush(stdout);
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while (1) {
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k = read(STDIN_FILENO, &c, 1);
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if (k != 1)
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fatal_error("read from console", 0);
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if (c == '\b' && i > 0) {
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i--;
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printf("\b \b");
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fflush(stdout);
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} else if (c == '\n' || c == '\r') {
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buf[i] = '\0';
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printf("\n");
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fflush(stdout);
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return;
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} else if (i + 1 < maxlen && c >= 32 && c < 127) {
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buf[i++] = c;
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printf("%c", c);
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fflush(stdout);
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}
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}
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}
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/* Wait for user to enter a non-negative number. */
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static int get_num(const char *prompt, int low, int high, int deflt)
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{
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char buf[20];
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char *p;
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unsigned long v;
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while (1) {
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printf("%s ", prompt);
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fflush(stdout);
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if (deflt >= 0)
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sprintf(buf, "%d", deflt);
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else
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buf[0] = '\0';
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get_string(buf, sizeof(buf));
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v = strtoul(buf, &p, 10);
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while (p != buf && *p == ' ')
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p++;
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if (p != buf && *p == '\0' && v >= low && v <= high)
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return v;
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}
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}
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/* Wait for user to enter an option index.
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Return entered number, or -1 if an empty string was entered. */
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static int get_opt(int high)
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{
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char buf[20];
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char *p;
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unsigned long v;
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while (1) {
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printf("Option (0 .. %d) ? ", high);
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fflush(stdout);
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buf[0] = '\0';
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get_string(buf, sizeof(buf));
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if (buf[0] == '\0')
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return -1;
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v = strtoul(buf, &p, 10);
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while (p != buf && *p == ' ')
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p++;
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if (p != buf && *p == '\0' && v <= high)
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return v;
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}
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}
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/* Set console to non-blocking. */
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void set_nonblocking(int fd, struct termios *tcattr_orig)
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{
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cc_t vmin_orig;
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tcgetattr(STDIN_FILENO, tcattr_orig);
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vmin_orig = tcattr_orig->c_cc[VMIN];
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tcattr_orig->c_cc[VMIN] = 0;
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tcsetattr(STDIN_FILENO, TCSANOW, tcattr_orig);
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tcattr_orig->c_cc[VMIN] = vmin_orig;
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}
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/* Open driver. */
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void open_driver(void)
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{
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rtems_status_code ret;
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printf("Opening driver for device index %u\n"
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" options: rxbufs=%u, txbufs=%u, rxbufsize=%u, txbufsize=%u\n",
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spw_index,
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spw_opt.rxbufs, spw_opt.txbufs,
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spw_opt.rxbufsize, spw_opt.txbufsize);
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ret = spwl_open(&spwh, spw_index, &spw_opt);
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if (ret != RTEMS_SUCCESSFUL) {
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if (ret == RTEMS_INVALID_NUMBER)
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fprintf(stderr, "ERROR: SpaceWire Light core not found\n");
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fatal_error("spwl_open", ret);
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}
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spw_mode = SPWL_LINKMODE_NOP;
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printf(" ok\n");
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}
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/* Show current link mode and status. */
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void show_status(void)
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{
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spwl_linkstatus status;
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unsigned int speed;
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spwl_get_linkstatus(spwh, &status, NULL);
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speed = 100 * (spwl_get_default_linkspeed(spwh) + 1) / (spwl_get_linkspeed(spwh) + 1);
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printf("[ mode=%s, status=%s, speed=%u.%uMbit ]\n",
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((spw_mode == SPWL_LINKMODE_START) ? "start" :
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(spw_mode == SPWL_LINKMODE_AUTOSTART) ? "autostart" :
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(spw_mode == SPWL_LINKMODE_DISABLE) ? "disable" : "nop"),
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((status == SPWL_LINK_STARTED) ? "started" :
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(status == SPWL_LINK_CONNECTING) ? "connecting" :
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(status == SPWL_LINK_RUN) ? "RUN" : "off"),
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speed/10, speed%10);
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}
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/* Re-initialize driver. */
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void do_init_driver(void)
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{
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amba_apb_device apbdev;
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unsigned int i;
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printf("\n---- Re-initialize driver ----\n");
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printf("Closing driver\n");
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spwl_close(spwh);
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printf("Detected SpaceWire Light devices:\n");
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for (i = 0; ; i++) {
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if (!amba_find_next_apbslv(&amba_conf, VENDOR_OPENCORES, DEVICE_SPACEWIRELIGHT, &apbdev, i))
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break;
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printf(" index=%u, addr=0x%08x, irq=%u\n", i, apbdev.start, apbdev.irq);
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}
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spw_index = get_num("Enter index of device to open:", 0, 100, -1);
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spw_opt.rxbufs = get_num("Number of RX buffers (min 0, max 4096):",
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0, 4096, spw_opt.rxbufs);
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spw_opt.txbufs = get_num("Number of TX buffers (min 0, max 4096):",
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0, 4096, spw_opt.txbufs);
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spw_opt.rxbufsize = get_num("RX buffer size (bytes, min 32, max 16384):",
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0, MAX_BLOCK_SIZE, spw_opt.rxbufsize);
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spw_opt.txbufsize = get_num("TX buffer size (bytes, min 32, max 16384):",
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0, MAX_BLOCK_SIZE, spw_opt.txbufsize);
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| 239 |
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| 240 |
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open_driver();
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| 241 |
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}
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| 242 |
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| 243 |
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| 244 |
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/* Change link mode. */
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| 245 |
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void do_set_link_mode(void)
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| 246 |
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{
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| 247 |
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rtems_status_code ret;
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| 248 |
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int opt;
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| 249 |
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| 250 |
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printf("\n---- Change link mode ----\n");
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show_status();
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| 252 |
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printf(" 1. Start - start link; restart link after error\n");
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printf(" 2. Autostart - wait for remote activity before starting the link\n");
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printf(" 3. Disable - disable link\n");
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printf(" 4. Nop - keep current link status; do not restart after error\n");
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| 257 |
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opt = get_opt(4);
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if (opt > 0) {
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printf("\n");
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| 260 |
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| 261 |
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switch (opt) {
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case 1:
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printf("Setting link mode = start\n");
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spw_mode = SPWL_LINKMODE_START;
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| 265 |
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break;
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| 266 |
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case 2:
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| 267 |
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printf("Setting link mode = autostart\n");
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| 268 |
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spw_mode = SPWL_LINKMODE_AUTOSTART;
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| 269 |
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break;
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| 270 |
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case 3:
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| 271 |
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printf("Setting link mode = disable\n");
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| 272 |
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spw_mode = SPWL_LINKMODE_DISABLE;
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| 273 |
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break;
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| 274 |
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case 4:
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| 275 |
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printf("Setting link mode = nop\n");
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| 276 |
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spw_mode = SPWL_LINKMODE_NOP;
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| 277 |
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break;
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| 278 |
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}
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| 279 |
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| 280 |
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ret = spwl_set_linkmode(spwh, spw_mode);
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| 281 |
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if (ret != RTEMS_SUCCESSFUL)
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| 282 |
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fatal_error("spwl_set_linkmode", ret);
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| 283 |
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printf(" ok\n");
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| 284 |
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}
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| 285 |
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}
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| 286 |
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| 287 |
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| 288 |
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/* Change link speed. */
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| 289 |
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void do_set_link_speed(void)
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| 290 |
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{
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| 291 |
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char prompt[80];
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| 292 |
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rtems_status_code ret;
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| 293 |
|
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int maxspeed, speed, scaler, scaler10;
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| 294 |
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| 295 |
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printf("\n---- Change link speed ----\n");
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| 296 |
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| 297 |
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scaler10 = spwl_get_default_linkspeed(spwh);
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| 298 |
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scaler = spwl_get_linkspeed(spwh);
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| 299 |
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speed = (10 * (scaler10 + 1) + scaler / 2) / (scaler + 1);
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| 300 |
|
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maxspeed = 10 * (scaler10 + 1);
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| 301 |
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| 302 |
|
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sprintf(prompt, "New link speed in Mbit/s (2 .. %d) ?", maxspeed);
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| 303 |
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speed = get_num(prompt, 2, maxspeed, speed);
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| 304 |
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| 305 |
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scaler = (10 * (scaler10 + 1) + speed / 2) / speed - 1;
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| 306 |
|
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if (scaler > 255)
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| 307 |
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scaler = 255;
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| 308 |
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| 309 |
|
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speed = 100 * (scaler10 + 1) / (scaler + 1);
|
| 310 |
|
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printf("Setting speed = %d.%d Mbit/s, scaler = %d\n", speed/10, speed%10, scaler);
|
| 311 |
|
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ret = spwl_set_linkspeed(spwh, scaler);
|
| 312 |
|
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if (ret != RTEMS_SUCCESSFUL)
|
| 313 |
|
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fatal_error("spwl_set_linkmode", ret);
|
| 314 |
|
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printf(" ok\n");
|
| 315 |
|
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}
|
| 316 |
|
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|
| 317 |
|
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|
| 318 |
|
|
/* RX/TX event loop. */
|
| 319 |
|
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static int do_data_test_eventloop(struct data_test_context *ctx)
|
| 320 |
|
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{
|
| 321 |
|
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rtems_status_code ret;
|
| 322 |
|
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unsigned int rxdone_packets = 0, rxdone_bytes = 0;
|
| 323 |
|
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unsigned int rxminsize = 0, rxmaxsize = 0;
|
| 324 |
|
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unsigned int txdone_packets = 0;
|
| 325 |
|
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unsigned int rxpos = 0, txpos = 0, txbufp = 0, txbufn = 0;
|
| 326 |
|
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unsigned int cond;
|
| 327 |
|
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unsigned int f, offset;
|
| 328 |
|
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void *buf;
|
| 329 |
|
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size_t p;
|
| 330 |
|
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int k;
|
| 331 |
|
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char c;
|
| 332 |
|
|
|
| 333 |
|
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/* Flush pending reclaimable buffers from previous test. */
|
| 334 |
|
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{
|
| 335 |
|
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spwl_txbuf_t *tmp;
|
| 336 |
|
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while (spwl_reclaim_txbuf(spwh, &tmp, SPWL_NO_WAIT) == RTEMS_SUCCESSFUL)
|
| 337 |
|
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;
|
| 338 |
|
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}
|
| 339 |
|
|
|
| 340 |
|
|
/* Run until test completes or user aborts. */
|
| 341 |
|
|
while (txdone_packets < ctx->txpackets ||
|
| 342 |
|
|
rxdone_packets < ctx->rxpackets ||
|
| 343 |
|
|
txbufn > 0) {
|
| 344 |
|
|
|
| 345 |
|
|
/* Abort test when user hits Enter. */
|
| 346 |
|
|
do {
|
| 347 |
|
|
k = read(STDIN_FILENO, &c, 1);
|
| 348 |
|
|
} while (k == 1 && c != '\n' && c != '\r');
|
| 349 |
|
|
if (k == 1 && (c == '\n' || c == '\r'))
|
| 350 |
|
|
return -1;
|
| 351 |
|
|
|
| 352 |
|
|
/* Wait until progress can be made. */
|
| 353 |
|
|
cond = 0;
|
| 354 |
|
|
if (txbufn > 0)
|
| 355 |
|
|
cond |= SPWL_COND_RECLAIM;
|
| 356 |
|
|
if (ctx->queued && txdone_packets < ctx->txpackets && txbufn < 16)
|
| 357 |
|
|
cond |= SPWL_COND_RDYSENDBUF;
|
| 358 |
|
|
if (!ctx->queued && txdone_packets < ctx->txpackets)
|
| 359 |
|
|
cond |= SPWL_COND_RDYSEND;
|
| 360 |
|
|
if (rxdone_packets < ctx->rxpackets)
|
| 361 |
|
|
cond |= SPWL_COND_RDYRECV;
|
| 362 |
|
|
ret = spwl_wait(spwh, &cond, rtems_clock_get_ticks_per_second());
|
| 363 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_TIMEOUT)
|
| 364 |
|
|
fatal_error("spwl_wait", ret);
|
| 365 |
|
|
|
| 366 |
|
|
/* Send data. */
|
| 367 |
|
|
if ((cond & (SPWL_COND_RDYSEND | SPWL_COND_RDYSENDBUF)) != 0) {
|
| 368 |
|
|
if (((cond & SPWL_COND_RDYSEND) != 0 && ctx->queued) ||
|
| 369 |
|
|
((cond & SPWL_COND_RDYSENDBUF) != 0 && !ctx->queued) ||
|
| 370 |
|
|
txbufn == 16 ||
|
| 371 |
|
|
txdone_packets >= ctx->txpackets)
|
| 372 |
|
|
fatal_error("spwl_wait, unexpected condition", 0);
|
| 373 |
|
|
f = SPWL_EOP;
|
| 374 |
|
|
p = ctx->txpacketsize - txpos;
|
| 375 |
|
|
if (p > ctx->txblocksize) {
|
| 376 |
|
|
p = ctx->txblocksize;
|
| 377 |
|
|
f = 0;
|
| 378 |
|
|
}
|
| 379 |
|
|
offset = (txdone_packets * 4 + txpos) & (MAX_BLOCK_SIZE-1);
|
| 380 |
|
|
if (ctx->queued) {
|
| 381 |
|
|
txbuf_desc[txbufp].data = txpool + offset;
|
| 382 |
|
|
txbuf_desc[txbufp].nbytes = p;
|
| 383 |
|
|
txbuf_desc[txbufp].eop = f;
|
| 384 |
|
|
ret = spwl_send_txbuf(spwh, txbuf_desc + txbufp, SPWL_NO_WAIT);
|
| 385 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 386 |
|
|
fatal_error("spwl_send_txbuf", ret);
|
| 387 |
|
|
txbufp = (txbufp + 1) & 15;
|
| 388 |
|
|
txbufn++;
|
| 389 |
|
|
} else {
|
| 390 |
|
|
ret = spwl_send(spwh, txpool + offset, p, &p, f | SPWL_NO_WAIT);
|
| 391 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 392 |
|
|
fatal_error("spwl_send", ret);
|
| 393 |
|
|
}
|
| 394 |
|
|
txpos += p;
|
| 395 |
|
|
if (txpos >= ctx->txpacketsize) {
|
| 396 |
|
|
txdone_packets++;
|
| 397 |
|
|
txpos = 0;
|
| 398 |
|
|
}
|
| 399 |
|
|
}
|
| 400 |
|
|
|
| 401 |
|
|
/* Receive data. */
|
| 402 |
|
|
if ((cond & SPWL_COND_RDYRECV) != 0) {
|
| 403 |
|
|
if (rxdone_packets >= ctx->rxpackets)
|
| 404 |
|
|
fatal_error("spwl_wait, unexpected condition", 0);
|
| 405 |
|
|
if (ctx->queued) {
|
| 406 |
|
|
uint16_t nbytes;
|
| 407 |
|
|
ret = spwl_recv_rxbuf(spwh, &buf, &nbytes, &f, SPWL_NO_WAIT);
|
| 408 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 409 |
|
|
fatal_error("spwl_recv_rxbuf", ret);
|
| 410 |
|
|
p = nbytes;
|
| 411 |
|
|
} else {
|
| 412 |
|
|
ret = spwl_recv(spwh, rxbuf, ctx->rxblocksize, &p, &f, SPWL_NO_WAIT);
|
| 413 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 414 |
|
|
fatal_error("spwl_recv", ret);
|
| 415 |
|
|
buf = rxbuf;
|
| 416 |
|
|
}
|
| 417 |
|
|
if (ctx->verify) {
|
| 418 |
|
|
offset = (rxdone_packets * 4 + rxpos) & (MAX_BLOCK_SIZE-1);
|
| 419 |
|
|
if (memcmp(buf, txpool + offset, p) != 0)
|
| 420 |
|
|
ctx->mismatch = 1;
|
| 421 |
|
|
}
|
| 422 |
|
|
rxpos += p;
|
| 423 |
|
|
rxdone_bytes += p;
|
| 424 |
|
|
if (f == SPWL_EEP || f == SPWL_EOP) {
|
| 425 |
|
|
if (f == SPWL_EEP)
|
| 426 |
|
|
ctx->mismatch = 1;
|
| 427 |
|
|
if (ctx->verify && rxpos > 0 && rxpos != ctx->txpacketsize)
|
| 428 |
|
|
ctx->mismatch = 1;
|
| 429 |
|
|
if (rxpos > 0)
|
| 430 |
|
|
rxdone_packets++;
|
| 431 |
|
|
if (rxpos > 0 && (rxpos < rxminsize || rxminsize == 0))
|
| 432 |
|
|
rxminsize = rxpos;
|
| 433 |
|
|
if (rxpos > rxmaxsize)
|
| 434 |
|
|
rxmaxsize = rxpos;
|
| 435 |
|
|
rxpos = 0;
|
| 436 |
|
|
}
|
| 437 |
|
|
if (ctx->queued) {
|
| 438 |
|
|
ret = spwl_release_rxbuf(spwh, buf);
|
| 439 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 440 |
|
|
fatal_error("spwl_release_rxbuf", ret);
|
| 441 |
|
|
}
|
| 442 |
|
|
}
|
| 443 |
|
|
|
| 444 |
|
|
/* Reclaim TX buffers (queued mode). */
|
| 445 |
|
|
if ((cond & SPWL_COND_RECLAIM) != 0) {
|
| 446 |
|
|
spwl_txbuf_t *tmp;
|
| 447 |
|
|
if (txbufn == 0)
|
| 448 |
|
|
fatal_error("spwl_wait, unexpeced condition", 0);
|
| 449 |
|
|
ret = spwl_reclaim_txbuf(spwh, &tmp, SPWL_NO_WAIT);
|
| 450 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 451 |
|
|
fatal_error("spwl_reclaim_txbuf", ret);
|
| 452 |
|
|
txbufn--;
|
| 453 |
|
|
}
|
| 454 |
|
|
|
| 455 |
|
|
/* Update results. */
|
| 456 |
|
|
ctx->txdone_packets = txdone_packets;
|
| 457 |
|
|
ctx->rxdone_packets = rxdone_packets;
|
| 458 |
|
|
ctx->rxdone_bytes = rxdone_bytes;
|
| 459 |
|
|
ctx->rxminsize = rxminsize;
|
| 460 |
|
|
ctx->rxmaxsize = rxmaxsize;
|
| 461 |
|
|
}
|
| 462 |
|
|
|
| 463 |
|
|
return 0;
|
| 464 |
|
|
}
|
| 465 |
|
|
|
| 466 |
|
|
|
| 467 |
|
|
/* RX worker thread. */
|
| 468 |
|
|
static void rxtask_main(uintptr_t arg)
|
| 469 |
|
|
{
|
| 470 |
|
|
struct data_test_context *ctx = (struct data_test_context *)arg;
|
| 471 |
|
|
rtems_status_code ret;
|
| 472 |
|
|
unsigned int rxdone_packets = 0, rxdone_bytes = 0;
|
| 473 |
|
|
unsigned int rxminsize = 0, rxmaxsize = 0;
|
| 474 |
|
|
unsigned int rxpos = 0;
|
| 475 |
|
|
unsigned int f, offset;
|
| 476 |
|
|
size_t p;
|
| 477 |
|
|
void *buf;
|
| 478 |
|
|
|
| 479 |
|
|
/* Receive data until test complete. */
|
| 480 |
|
|
while (rxdone_packets < ctx->rxpackets) {
|
| 481 |
|
|
|
| 482 |
|
|
if (ctx->queued) {
|
| 483 |
|
|
uint16_t nbytes;
|
| 484 |
|
|
ret = spwl_recv_rxbuf(spwh, &buf, &nbytes, &f, SPWL_WAIT);
|
| 485 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 486 |
|
|
fatal_error("spwl_recv_rxbuf", ret);
|
| 487 |
|
|
p = nbytes;
|
| 488 |
|
|
} else {
|
| 489 |
|
|
ret = spwl_recv(spwh, rxbuf, ctx->rxblocksize, &p, &f, SPWL_WAIT);
|
| 490 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 491 |
|
|
fatal_error("spwl_recv", ret);
|
| 492 |
|
|
buf = rxbuf;
|
| 493 |
|
|
}
|
| 494 |
|
|
|
| 495 |
|
|
if (ctx->verify) {
|
| 496 |
|
|
offset = (rxdone_packets * 4 + rxpos) & (MAX_BLOCK_SIZE-1);
|
| 497 |
|
|
if (memcmp(buf, txpool + offset, p) != 0)
|
| 498 |
|
|
ctx->mismatch = 1;
|
| 499 |
|
|
}
|
| 500 |
|
|
|
| 501 |
|
|
rxpos += p;
|
| 502 |
|
|
rxdone_bytes += p;
|
| 503 |
|
|
|
| 504 |
|
|
if (f == SPWL_EEP || f == SPWL_EOP) {
|
| 505 |
|
|
if (f == SPWL_EEP)
|
| 506 |
|
|
ctx->mismatch = 1;
|
| 507 |
|
|
if (ctx->verify && rxpos > 0 && rxpos != ctx->txpacketsize)
|
| 508 |
|
|
ctx->mismatch = 1;
|
| 509 |
|
|
if (rxpos > 0)
|
| 510 |
|
|
rxdone_packets++;
|
| 511 |
|
|
if (rxpos > 0 && (rxpos < rxminsize || rxminsize == 0))
|
| 512 |
|
|
rxminsize = rxpos;
|
| 513 |
|
|
if (rxpos > rxmaxsize)
|
| 514 |
|
|
rxmaxsize = rxpos;
|
| 515 |
|
|
rxpos = 0;
|
| 516 |
|
|
}
|
| 517 |
|
|
|
| 518 |
|
|
if (ctx->queued) {
|
| 519 |
|
|
ret = spwl_release_rxbuf(spwh, buf);
|
| 520 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 521 |
|
|
fatal_error("spwl_release_rxbuf", ret);
|
| 522 |
|
|
}
|
| 523 |
|
|
|
| 524 |
|
|
/* Update results. */
|
| 525 |
|
|
ctx->rxdone_packets = rxdone_packets;
|
| 526 |
|
|
ctx->rxdone_bytes = rxdone_bytes;
|
| 527 |
|
|
ctx->rxminsize = rxminsize;
|
| 528 |
|
|
ctx->rxmaxsize = rxmaxsize;
|
| 529 |
|
|
}
|
| 530 |
|
|
|
| 531 |
|
|
/* Release semaphore, then sleep forever. */
|
| 532 |
|
|
rtems_semaphore_release(ctx->semaphore);
|
| 533 |
|
|
rtems_task_suspend(RTEMS_SELF);
|
| 534 |
|
|
}
|
| 535 |
|
|
|
| 536 |
|
|
|
| 537 |
|
|
/* TX worker thread. */
|
| 538 |
|
|
static void txtask_main(uintptr_t arg)
|
| 539 |
|
|
{
|
| 540 |
|
|
struct data_test_context *ctx = (struct data_test_context *)arg;
|
| 541 |
|
|
rtems_status_code ret;
|
| 542 |
|
|
unsigned int txdone_packets = 0;
|
| 543 |
|
|
unsigned int txpos = 0, txbufp = 0, txbufn = 0;
|
| 544 |
|
|
unsigned int f, offset;
|
| 545 |
|
|
size_t p;
|
| 546 |
|
|
|
| 547 |
|
|
/* Flush pending reclaimable buffers from previous test. */
|
| 548 |
|
|
{
|
| 549 |
|
|
spwl_txbuf_t *tmp;
|
| 550 |
|
|
while (spwl_reclaim_txbuf(spwh, &tmp, SPWL_NO_WAIT) == RTEMS_SUCCESSFUL)
|
| 551 |
|
|
;
|
| 552 |
|
|
}
|
| 553 |
|
|
|
| 554 |
|
|
/* Send data until test completes. */
|
| 555 |
|
|
while (txdone_packets < ctx->txpackets || txbufn > 0) {
|
| 556 |
|
|
|
| 557 |
|
|
/* Send data. */
|
| 558 |
|
|
if (txdone_packets < ctx->txpackets && txbufn < 16) {
|
| 559 |
|
|
f = SPWL_EOP;
|
| 560 |
|
|
p = ctx->txpacketsize - txpos;
|
| 561 |
|
|
if (p > ctx->txblocksize) {
|
| 562 |
|
|
p = ctx->txblocksize;
|
| 563 |
|
|
f = 0;
|
| 564 |
|
|
}
|
| 565 |
|
|
offset = (txdone_packets * 4 + txpos) & (MAX_BLOCK_SIZE-1);
|
| 566 |
|
|
if (ctx->queued) {
|
| 567 |
|
|
txbuf_desc[txbufp].data = txpool + offset;
|
| 568 |
|
|
txbuf_desc[txbufp].nbytes = p;
|
| 569 |
|
|
txbuf_desc[txbufp].eop = f;
|
| 570 |
|
|
ret = spwl_send_txbuf(spwh, txbuf_desc + txbufp, SPWL_WAIT);
|
| 571 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 572 |
|
|
fatal_error("spwl_send_txbuf", ret);
|
| 573 |
|
|
txbufp = (txbufp + 1) & 15;
|
| 574 |
|
|
txbufn++;
|
| 575 |
|
|
} else {
|
| 576 |
|
|
ret = spwl_send(spwh, txpool + offset, p, &p, f | SPWL_WAIT);
|
| 577 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 578 |
|
|
fatal_error("spwl_send", ret);
|
| 579 |
|
|
}
|
| 580 |
|
|
txpos += p;
|
| 581 |
|
|
if (txpos >= ctx->txpacketsize) {
|
| 582 |
|
|
txdone_packets++;
|
| 583 |
|
|
txpos = 0;
|
| 584 |
|
|
}
|
| 585 |
|
|
}
|
| 586 |
|
|
|
| 587 |
|
|
/* Reclaim TX buffers (queued mode). */
|
| 588 |
|
|
if (ctx->queued && (txbufn == 16 || txdone_packets == ctx->txpackets)) {
|
| 589 |
|
|
spwl_txbuf_t *tmp;
|
| 590 |
|
|
ret = spwl_reclaim_txbuf(spwh, &tmp, SPWL_WAIT);
|
| 591 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 592 |
|
|
fatal_error("spwl_reclaim_txbuf", ret);
|
| 593 |
|
|
if (tmp != txbuf_desc + ((16+txbufp-txbufn)&15))
|
| 594 |
|
|
fatal_error("spwl_reclaim_txbuf returned unexpected pointer", 0);
|
| 595 |
|
|
txbufn--;
|
| 596 |
|
|
}
|
| 597 |
|
|
|
| 598 |
|
|
/* Update results. */
|
| 599 |
|
|
ctx->txdone_packets = txdone_packets;
|
| 600 |
|
|
}
|
| 601 |
|
|
|
| 602 |
|
|
/* Release semaphore, then sleep forever. */
|
| 603 |
|
|
rtems_semaphore_release(ctx->semaphore);
|
| 604 |
|
|
rtems_task_suspend(RTEMS_SELF);
|
| 605 |
|
|
}
|
| 606 |
|
|
|
| 607 |
|
|
|
| 608 |
|
|
/* Run a data send/receive test. Return 0 if ok, -1 if an error occurred. */
|
| 609 |
|
|
int do_data_test(int queued, int eventloop,
|
| 610 |
|
|
unsigned int rxpackets, unsigned int rxblocksize,
|
| 611 |
|
|
unsigned int txpackets, unsigned int txpacketsize,
|
| 612 |
|
|
unsigned int txblocksize, int verify)
|
| 613 |
|
|
{
|
| 614 |
|
|
rtems_status_code ret;
|
| 615 |
|
|
struct termios tcattr;
|
| 616 |
|
|
struct data_test_context ctx;
|
| 617 |
|
|
struct timespec tstart, tend;
|
| 618 |
|
|
rtems_id rxtask = 0, txtask = 0;
|
| 619 |
|
|
int aborted = 0;
|
| 620 |
|
|
int activethreads;
|
| 621 |
|
|
unsigned int elapsedms;
|
| 622 |
|
|
|
| 623 |
|
|
if (queued && txpackets > 0 && (txblocksize & 3) != 0)
|
| 624 |
|
|
fatal_error("invalid txblocksize in queued mode", 0);
|
| 625 |
|
|
|
| 626 |
|
|
printf("\nStarting data test:\n");
|
| 627 |
|
|
printf(" api: %s, %s\n", queued ? "queue" : "copy",
|
| 628 |
|
|
eventloop ? "eventloop" : "blocking");
|
| 629 |
|
|
if (txpackets > 0) {
|
| 630 |
|
|
printf(" send: %u packets of %u bytes, blocksize=%u\n",
|
| 631 |
|
|
txpackets, txpacketsize, txblocksize);
|
| 632 |
|
|
}
|
| 633 |
|
|
if (rxpackets > 0) {
|
| 634 |
|
|
printf(" receive: %u packets", rxpackets);
|
| 635 |
|
|
if (!queued)
|
| 636 |
|
|
printf(", blocksize=%u", rxblocksize);
|
| 637 |
|
|
printf(", verify=%s", verify ? "yes" : "no");
|
| 638 |
|
|
printf("\n");
|
| 639 |
|
|
}
|
| 640 |
|
|
|
| 641 |
|
|
set_nonblocking(STDIN_FILENO, &tcattr);
|
| 642 |
|
|
printf(" test started ... press Enter to abort\n");
|
| 643 |
|
|
|
| 644 |
|
|
/* Set up context structure. */
|
| 645 |
|
|
ctx.queued = queued;
|
| 646 |
|
|
ctx.rxpackets = rxpackets;
|
| 647 |
|
|
ctx.rxblocksize = rxblocksize;
|
| 648 |
|
|
ctx.txpackets = txpackets;
|
| 649 |
|
|
ctx.txpacketsize = txpacketsize;
|
| 650 |
|
|
ctx.txblocksize = txblocksize;
|
| 651 |
|
|
ctx.verify = verify;
|
| 652 |
|
|
ctx.semaphore = 0;
|
| 653 |
|
|
ctx.txdone_packets = 0;
|
| 654 |
|
|
ctx.rxdone_packets = 0;
|
| 655 |
|
|
ctx.rxdone_bytes = 0;
|
| 656 |
|
|
ctx.rxminsize = 0;
|
| 657 |
|
|
ctx.rxmaxsize = 0;
|
| 658 |
|
|
ctx.mismatch = 0;
|
| 659 |
|
|
|
| 660 |
|
|
/* Create worker threads and completion semaphore for multi-thread test. */
|
| 661 |
|
|
if (!eventloop) {
|
| 662 |
|
|
ret = rtems_semaphore_create(rtems_build_name('d','o','n','e'),
|
| 663 |
|
|
0,
|
| 664 |
|
|
RTEMS_COUNTING_SEMAPHORE,
|
| 665 |
|
|
RTEMS_NO_PRIORITY,
|
| 666 |
|
|
&ctx.semaphore);
|
| 667 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 668 |
|
|
fatal_error("rtems_semaphore_create", ret);
|
| 669 |
|
|
if (rxpackets > 0) {
|
| 670 |
|
|
ret = rtems_task_create(rtems_build_name('r','x','t','s'),
|
| 671 |
|
|
200,
|
| 672 |
|
|
RTEMS_CONFIGURED_MINIMUM_STACK_SIZE,
|
| 673 |
|
|
RTEMS_PREEMPT,
|
| 674 |
|
|
RTEMS_NO_FLOATING_POINT,
|
| 675 |
|
|
&rxtask);
|
| 676 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 677 |
|
|
fatal_error("rtems_task_create", ret);
|
| 678 |
|
|
}
|
| 679 |
|
|
if (txpackets > 0) {
|
| 680 |
|
|
ret = rtems_task_create(rtems_build_name('t','x','t','s'),
|
| 681 |
|
|
200,
|
| 682 |
|
|
RTEMS_CONFIGURED_MINIMUM_STACK_SIZE,
|
| 683 |
|
|
RTEMS_PREEMPT | RTEMS_NO_TIMESLICE,
|
| 684 |
|
|
RTEMS_LOCAL,
|
| 685 |
|
|
&txtask);
|
| 686 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 687 |
|
|
fatal_error("rtems_task_create", ret);
|
| 688 |
|
|
}
|
| 689 |
|
|
}
|
| 690 |
|
|
|
| 691 |
|
|
/* Start timer. */
|
| 692 |
|
|
rtems_clock_get_uptime(&tstart);
|
| 693 |
|
|
|
| 694 |
|
|
/* Run test. */
|
| 695 |
|
|
if (eventloop) {
|
| 696 |
|
|
|
| 697 |
|
|
if (do_data_test_eventloop(&ctx) != 0)
|
| 698 |
|
|
aborted = 1;
|
| 699 |
|
|
|
| 700 |
|
|
} else {
|
| 701 |
|
|
|
| 702 |
|
|
/* Start worker threads. */
|
| 703 |
|
|
if (rxpackets > 0)
|
| 704 |
|
|
rtems_task_start(rxtask, rxtask_main, (uintptr_t)&ctx);
|
| 705 |
|
|
if (txpackets > 0)
|
| 706 |
|
|
rtems_task_start(txtask, txtask_main, (uintptr_t)&ctx);
|
| 707 |
|
|
|
| 708 |
|
|
/* Wait until test complete or test aborted. */
|
| 709 |
|
|
activethreads = (rxpackets > 0) + (txpackets > 0);
|
| 710 |
|
|
while (activethreads) {
|
| 711 |
|
|
int k;
|
| 712 |
|
|
char c;
|
| 713 |
|
|
|
| 714 |
|
|
/* Abort test when user hits Enter. */
|
| 715 |
|
|
do {
|
| 716 |
|
|
k = read(STDIN_FILENO, &c, 1);
|
| 717 |
|
|
} while (k == 1 && c != '\n' && c != '\r');
|
| 718 |
|
|
if (k == 1 && (c == '\n' || c == '\r')) {
|
| 719 |
|
|
aborted = 1;
|
| 720 |
|
|
break;
|
| 721 |
|
|
}
|
| 722 |
|
|
|
| 723 |
|
|
ret = rtems_semaphore_obtain(ctx.semaphore, RTEMS_WAIT,
|
| 724 |
|
|
rtems_clock_get_ticks_per_second());
|
| 725 |
|
|
if (ret == RTEMS_SUCCESSFUL)
|
| 726 |
|
|
activethreads--;
|
| 727 |
|
|
}
|
| 728 |
|
|
|
| 729 |
|
|
}
|
| 730 |
|
|
|
| 731 |
|
|
/* Stop timer. */
|
| 732 |
|
|
rtems_clock_get_uptime(&tend);
|
| 733 |
|
|
|
| 734 |
|
|
/* Clean up resources. */
|
| 735 |
|
|
if (!eventloop) {
|
| 736 |
|
|
if (rxpackets > 0)
|
| 737 |
|
|
rtems_task_delete(rxtask);
|
| 738 |
|
|
if (txpackets > 0)
|
| 739 |
|
|
rtems_task_delete(txtask);
|
| 740 |
|
|
rtems_semaphore_delete(ctx.semaphore);
|
| 741 |
|
|
}
|
| 742 |
|
|
|
| 743 |
|
|
/* Report result. */
|
| 744 |
|
|
if (aborted)
|
| 745 |
|
|
printf(" aborted, ");
|
| 746 |
|
|
else
|
| 747 |
|
|
printf(" done, ");
|
| 748 |
|
|
|
| 749 |
|
|
elapsedms = 1 + (tend.tv_sec - tstart.tv_sec) * 1000 +
|
| 750 |
|
|
tend.tv_nsec / 1000000 - tstart.tv_nsec / 1000000;
|
| 751 |
|
|
printf("%3d.%03d seconds elapsed\n", elapsedms / 1000, elapsedms % 1000);
|
| 752 |
|
|
if (txpackets > 0) {
|
| 753 |
|
|
uint64_t rate = (uint64_t)ctx.txdone_packets * (uint64_t)txpacketsize * 1000U / elapsedms;
|
| 754 |
|
|
printf(" sent %u packets (%u bytes/s)\n",
|
| 755 |
|
|
ctx.txdone_packets, (unsigned int)rate);
|
| 756 |
|
|
}
|
| 757 |
|
|
if (rxpackets > 0) {
|
| 758 |
|
|
uint64_t rate = (uint64_t)ctx.rxdone_bytes * 1000U / elapsedms;
|
| 759 |
|
|
printf(" received %u packets, %u bytes (%u bytes/s)\n",
|
| 760 |
|
|
ctx.rxdone_packets, ctx.rxdone_bytes, (unsigned int)rate);
|
| 761 |
|
|
if (ctx.rxdone_packets > 0)
|
| 762 |
|
|
printf(" received min packet size = %u, max packet size = %u\n",
|
| 763 |
|
|
ctx.rxminsize, ctx.rxmaxsize);
|
| 764 |
|
|
}
|
| 765 |
|
|
if (ctx.mismatch)
|
| 766 |
|
|
printf(" MISMATCH OR EEP DETECTED IN RECEIVED DATA\n");
|
| 767 |
|
|
|
| 768 |
|
|
/* Restore stdin mode. */
|
| 769 |
|
|
tcsetattr(STDIN_FILENO, TCSANOW, &tcattr);
|
| 770 |
|
|
|
| 771 |
|
|
return (aborted || ctx.mismatch) ? -1 : 0;
|
| 772 |
|
|
}
|
| 773 |
|
|
|
| 774 |
|
|
|
| 775 |
|
|
/* Run a series of loopback tests. */
|
| 776 |
|
|
int do_autotest(int verify)
|
| 777 |
|
|
{
|
| 778 |
|
|
int queued, eventloop;
|
| 779 |
|
|
unsigned int npackets, packetsize, rxblocksize, txblocksize;
|
| 780 |
|
|
int i, j, ret;
|
| 781 |
|
|
|
| 782 |
|
|
printf("\nStarting automatic test\n");
|
| 783 |
|
|
|
| 784 |
|
|
for (queued = 0; queued <= 1; queued++) {
|
| 785 |
|
|
for(eventloop = 0; eventloop <= 1; eventloop++) {
|
| 786 |
|
|
for (i = 0; autotest_packetsize[i] > 0; i++) {
|
| 787 |
|
|
for (j = 0; autotest_blocksize[j] > 0; j++) {
|
| 788 |
|
|
|
| 789 |
|
|
packetsize = autotest_packetsize[i];
|
| 790 |
|
|
txblocksize = autotest_blocksize[j];
|
| 791 |
|
|
|
| 792 |
|
|
if (queued && (txblocksize & 3) != 0)
|
| 793 |
|
|
continue;
|
| 794 |
|
|
|
| 795 |
|
|
npackets = 10000000 / packetsize;
|
| 796 |
|
|
if (npackets > 100000)
|
| 797 |
|
|
npackets = 100000;
|
| 798 |
|
|
if (npackets * packetsize / txblocksize > 100000)
|
| 799 |
|
|
npackets = 100000 * txblocksize / packetsize;
|
| 800 |
|
|
if (npackets < 1)
|
| 801 |
|
|
continue;
|
| 802 |
|
|
|
| 803 |
|
|
rxblocksize = 4000;
|
| 804 |
|
|
ret = do_data_test(queued, eventloop,
|
| 805 |
|
|
npackets, rxblocksize,
|
| 806 |
|
|
npackets, packetsize, txblocksize,
|
| 807 |
|
|
verify);
|
| 808 |
|
|
if (ret < 0)
|
| 809 |
|
|
return ret;
|
| 810 |
|
|
|
| 811 |
|
|
if (!queued && autotest_blocksize[j] != 4000) {
|
| 812 |
|
|
txblocksize = 4000;
|
| 813 |
|
|
rxblocksize = autotest_blocksize[j];
|
| 814 |
|
|
ret = do_data_test(queued, eventloop,
|
| 815 |
|
|
npackets, rxblocksize,
|
| 816 |
|
|
npackets, packetsize, txblocksize,
|
| 817 |
|
|
verify);
|
| 818 |
|
|
if (ret < 0)
|
| 819 |
|
|
return ret;
|
| 820 |
|
|
}
|
| 821 |
|
|
|
| 822 |
9 |
jorisvr |
if (txblocksize > packetsize && rxblocksize > packetsize)
|
| 823 |
|
|
break;
|
| 824 |
6 |
jorisvr |
}
|
| 825 |
|
|
}
|
| 826 |
|
|
}
|
| 827 |
|
|
}
|
| 828 |
|
|
|
| 829 |
|
|
printf("\nAutomatic test completed\n");
|
| 830 |
|
|
return 0;
|
| 831 |
|
|
}
|
| 832 |
|
|
|
| 833 |
|
|
|
| 834 |
|
|
/* Put system in passive loopback mode. */
|
| 835 |
|
|
void do_passive_loopback(int queued, int blocksize)
|
| 836 |
|
|
{
|
| 837 |
|
|
rtems_status_code ret;
|
| 838 |
|
|
struct termios tcattr;
|
| 839 |
|
|
struct timespec tstart, tend;
|
| 840 |
|
|
unsigned int done_packets = 0, done_bytes = 0;
|
| 841 |
|
|
unsigned int txpos = 0, txbufp = 0, txbufn = 0;
|
| 842 |
|
|
size_t rxlen = 0;
|
| 843 |
|
|
unsigned int rxeop = 0;
|
| 844 |
|
|
void *rxbufp;
|
| 845 |
|
|
unsigned int cond;
|
| 846 |
|
|
int k;
|
| 847 |
|
|
char c;
|
| 848 |
|
|
unsigned int elapsedms;
|
| 849 |
|
|
uint64_t rate;
|
| 850 |
|
|
|
| 851 |
|
|
printf("\nStarting passive loopback mode:\n");
|
| 852 |
|
|
printf(" api: %s\n", queued ? "queue" : "copy");
|
| 853 |
|
|
if (!queued)
|
| 854 |
|
|
printf(" blocksize: %u\n", blocksize);
|
| 855 |
|
|
|
| 856 |
|
|
set_nonblocking(STDIN_FILENO, &tcattr);
|
| 857 |
|
|
printf(" started ... press Enter to stop\n");
|
| 858 |
|
|
|
| 859 |
|
|
/* Flush pending reclaimable buffers from previous test. */
|
| 860 |
|
|
{
|
| 861 |
|
|
spwl_txbuf_t *tmp;
|
| 862 |
|
|
while (spwl_reclaim_txbuf(spwh, &tmp, SPWL_NO_WAIT) == RTEMS_SUCCESSFUL)
|
| 863 |
|
|
;
|
| 864 |
|
|
}
|
| 865 |
|
|
|
| 866 |
|
|
/* Start timer. */
|
| 867 |
|
|
rtems_clock_get_uptime(&tstart);
|
| 868 |
|
|
|
| 869 |
|
|
/* Run in passive loopback. */
|
| 870 |
|
|
while (1) {
|
| 871 |
|
|
|
| 872 |
|
|
/* Check if user pressed Enter. */
|
| 873 |
|
|
do {
|
| 874 |
|
|
k = read(STDIN_FILENO, &c, 1);
|
| 875 |
|
|
} while (k == 1 && c != '\n' && c != '\r');
|
| 876 |
|
|
if (k == 1 && (c == '\n' || c == '\r'))
|
| 877 |
|
|
break;
|
| 878 |
|
|
|
| 879 |
|
|
/* Receive data. */
|
| 880 |
|
|
if (rxlen == 0 && rxeop == 0) {
|
| 881 |
|
|
if (queued) {
|
| 882 |
|
|
uint16_t rxlen16;
|
| 883 |
|
|
ret = spwl_recv_rxbuf(spwh, &rxbufp, &rxlen16, &rxeop, SPWL_NO_WAIT);
|
| 884 |
|
|
rxlen = rxlen16;
|
| 885 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_UNSATISFIED)
|
| 886 |
|
|
fatal_error("spwl_recv_rxbuf", ret);
|
| 887 |
|
|
} else {
|
| 888 |
|
|
ret = spwl_recv(spwh, rxbuf, blocksize, &rxlen, &rxeop, SPWL_NO_WAIT);
|
| 889 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_UNSATISFIED)
|
| 890 |
|
|
fatal_error("spwl_recv", ret);
|
| 891 |
|
|
}
|
| 892 |
|
|
done_bytes += rxlen;
|
| 893 |
|
|
if (rxeop)
|
| 894 |
|
|
done_packets++;
|
| 895 |
|
|
}
|
| 896 |
|
|
|
| 897 |
|
|
/* Send data. */
|
| 898 |
|
|
if ((rxlen > 0 || rxeop != 0) && txbufn < 16) {
|
| 899 |
|
|
if (queued) {
|
| 900 |
|
|
txbuf_desc[txbufp].data = rxbufp;
|
| 901 |
|
|
txbuf_desc[txbufp].nbytes = rxlen;
|
| 902 |
|
|
txbuf_desc[txbufp].eop = rxeop;
|
| 903 |
|
|
ret = spwl_send_txbuf(spwh, txbuf_desc + txbufp, SPWL_NO_WAIT);
|
| 904 |
|
|
if (ret == RTEMS_SUCCESSFUL) {
|
| 905 |
|
|
ret = spwl_release_rxbuf(spwh, rxbufp);
|
| 906 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 907 |
|
|
fatal_error("spwl_release_rxbuf", ret);
|
| 908 |
|
|
rxlen = rxeop = 0;
|
| 909 |
|
|
txbufp = (txbufp + 1) & 15;
|
| 910 |
|
|
txbufn++;
|
| 911 |
|
|
}
|
| 912 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_UNSATISFIED)
|
| 913 |
|
|
fatal_error("spwl_send_txbuf", ret);
|
| 914 |
|
|
} else {
|
| 915 |
|
|
size_t ntrans;
|
| 916 |
|
|
ret = spwl_send(spwh, rxbuf + txpos, rxlen - txpos, &ntrans, rxeop | SPWL_NO_WAIT);
|
| 917 |
|
|
if (ret == RTEMS_SUCCESSFUL) {
|
| 918 |
|
|
txpos += ntrans;
|
| 919 |
|
|
if (txpos == rxlen)
|
| 920 |
|
|
rxlen = rxeop = txpos = 0;
|
| 921 |
|
|
}
|
| 922 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_UNSATISFIED)
|
| 923 |
|
|
fatal_error("spwl_send", ret);
|
| 924 |
|
|
}
|
| 925 |
|
|
}
|
| 926 |
|
|
|
| 927 |
|
|
/* Reclaim buffers. */
|
| 928 |
|
|
if (txbufn > 0) {
|
| 929 |
|
|
struct spwl_txbuf *p;
|
| 930 |
|
|
ret = spwl_reclaim_txbuf(spwh, &p, SPWL_NO_WAIT);
|
| 931 |
|
|
if (ret == RTEMS_SUCCESSFUL) {
|
| 932 |
|
|
if (p != txbuf_desc + ((txbufp + 16 - txbufn) & 15))
|
| 933 |
|
|
fatal_error("spwl_reclaim_txbuf returned unexpected buffer", 0);
|
| 934 |
|
|
txbufn--;
|
| 935 |
|
|
}
|
| 936 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_UNSATISFIED)
|
| 937 |
|
|
fatal_error("spwl_reclaim_txbuf", ret);
|
| 938 |
|
|
}
|
| 939 |
|
|
|
| 940 |
|
|
/* Wait until ready. */
|
| 941 |
|
|
cond = 0;
|
| 942 |
|
|
if (rxlen == 0 && rxeop == 0)
|
| 943 |
|
|
cond |= SPWL_COND_RDYRECV;
|
| 944 |
|
|
if (!queued && (rxlen > 0 || rxeop != 0))
|
| 945 |
|
|
cond |= SPWL_COND_RDYSEND;
|
| 946 |
|
|
if (queued && (rxlen > 0 || rxeop != 0) && txbufn < 16)
|
| 947 |
|
|
cond |= SPWL_COND_RDYSENDBUF;
|
| 948 |
|
|
if (txbufn > 0)
|
| 949 |
|
|
cond |= SPWL_COND_RECLAIM;
|
| 950 |
|
|
ret = spwl_wait(spwh, &cond, rtems_clock_get_ticks_per_second());
|
| 951 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_TIMEOUT)
|
| 952 |
|
|
fatal_error("spwl_wait", ret);
|
| 953 |
|
|
}
|
| 954 |
|
|
|
| 955 |
|
|
/* Stop timer. */
|
| 956 |
|
|
rtems_clock_get_uptime(&tend);
|
| 957 |
|
|
|
| 958 |
|
|
/* Report result. */
|
| 959 |
|
|
elapsedms = 1 + (tend.tv_sec - tstart.tv_sec) * 1000 +
|
| 960 |
|
|
tend.tv_nsec / 1000000 - tstart.tv_nsec / 1000000;
|
| 961 |
|
|
printf(" done, %3d.%03d seconds elapsed\n",
|
| 962 |
|
|
elapsedms / 1000, elapsedms % 1000);
|
| 963 |
|
|
rate = (uint64_t)done_bytes * 1000U / elapsedms;
|
| 964 |
|
|
printf(" sent %u packets, %u bytes (%u bytes/s)\n",
|
| 965 |
|
|
done_packets, done_bytes, (unsigned int)rate);
|
| 966 |
|
|
|
| 967 |
|
|
/* Restore stdin mode. */
|
| 968 |
|
|
tcsetattr(STDIN_FILENO, TCSANOW, &tcattr);
|
| 969 |
|
|
}
|
| 970 |
|
|
|
| 971 |
|
|
|
| 972 |
|
|
/* Send time codes. */
|
| 973 |
|
|
void do_send_timecode(void)
|
| 974 |
|
|
{
|
| 975 |
|
|
rtems_status_code ret;
|
| 976 |
|
|
uint8_t timecode;
|
| 977 |
|
|
int value;
|
| 978 |
|
|
|
| 979 |
|
|
printf("\n");
|
| 980 |
|
|
value = get_num("Enter timecode value to send (0 .. 63):", 0, 63, -1);
|
| 981 |
|
|
if (value >= 0) {
|
| 982 |
|
|
timecode = spwl_get_timecode(spwh);
|
| 983 |
|
|
printf("Last received timecode value: %u\n", timecode);
|
| 984 |
|
|
printf("Sending timecode value %d\n", value);
|
| 985 |
|
|
ret = spwl_send_timecode(spwh, value);
|
| 986 |
|
|
if (ret != RTEMS_SUCCESSFUL)
|
| 987 |
|
|
fatal_error("spwl_send_timecode", ret);
|
| 988 |
|
|
timecode = spwl_get_timecode(spwh);
|
| 989 |
|
|
printf("Last received timecode value: %u\n", timecode);
|
| 990 |
|
|
rtems_task_wake_after(rtems_clock_get_ticks_per_second() / 10);
|
| 991 |
|
|
timecode = spwl_get_timecode(spwh);
|
| 992 |
|
|
printf("Last received timecode value (after 0.1s): %u\n", timecode);
|
| 993 |
|
|
}
|
| 994 |
|
|
}
|
| 995 |
|
|
|
| 996 |
|
|
|
| 997 |
|
|
/* Show time codes and link events. */
|
| 998 |
|
|
void do_recv_timecode(void)
|
| 999 |
|
|
{
|
| 1000 |
|
|
rtems_status_code ret;
|
| 1001 |
|
|
struct termios tcattr;
|
| 1002 |
|
|
struct timespec tstart, ts;
|
| 1003 |
|
|
spwl_linkstatus status;
|
| 1004 |
|
|
int link_is_up;
|
| 1005 |
|
|
unsigned int errors;
|
| 1006 |
|
|
unsigned int cond;
|
| 1007 |
|
|
unsigned int millis;
|
| 1008 |
|
|
uint8_t timecode;
|
| 1009 |
|
|
int k;
|
| 1010 |
|
|
char c;
|
| 1011 |
|
|
|
| 1012 |
|
|
printf("\n---- Show time codes and link events ----\n");
|
| 1013 |
|
|
|
| 1014 |
|
|
rtems_clock_get_uptime(&tstart);
|
| 1015 |
|
|
|
| 1016 |
|
|
spwl_get_linkstatus(spwh, &status, &errors);
|
| 1017 |
|
|
link_is_up = (status == SPWL_LINK_RUN);
|
| 1018 |
|
|
printf(" link %s, errors = %s%s%s%s%s%s\n",
|
| 1019 |
|
|
link_is_up ? "up" : "down",
|
| 1020 |
|
|
(errors == 0) ? "none" : "",
|
| 1021 |
|
|
(errors & SPWL_ERR_DISCONNECT) ? "disconnect " : "",
|
| 1022 |
|
|
(errors & SPWL_ERR_PARITY) ? "parity " : "",
|
| 1023 |
|
|
(errors & SPWL_ERR_ESCAPE) ? "escape " : "",
|
| 1024 |
|
|
(errors & SPWL_ERR_CREDIT) ? "credit " : "",
|
| 1025 |
|
|
(errors & SPWL_ERR_AHB) ? "AHB " : "");
|
| 1026 |
|
|
|
| 1027 |
|
|
timecode = spwl_get_timecode(spwh);
|
| 1028 |
|
|
printf(" last timecode = %u\n", timecode);
|
| 1029 |
|
|
|
| 1030 |
|
|
set_nonblocking(STDIN_FILENO, &tcattr);
|
| 1031 |
|
|
printf(" waiting for events ... press Enter to stop\n");
|
| 1032 |
|
|
|
| 1033 |
|
|
while (1) {
|
| 1034 |
|
|
|
| 1035 |
|
|
/* Abort test when user hits Enter. */
|
| 1036 |
|
|
do {
|
| 1037 |
|
|
k = read(STDIN_FILENO, &c, 1);
|
| 1038 |
|
|
} while (k == 1 && c != '\n' && c != '\r');
|
| 1039 |
|
|
if (k == 1 && (c == '\n' || c == '\r'))
|
| 1040 |
|
|
break;
|
| 1041 |
|
|
|
| 1042 |
|
|
/* Wait for event. */
|
| 1043 |
|
|
cond = SPWL_COND_TIMECODE;
|
| 1044 |
|
|
if (link_is_up)
|
| 1045 |
|
|
cond |= SPWL_COND_LINKDOWN;
|
| 1046 |
|
|
else
|
| 1047 |
|
|
cond |= SPWL_COND_LINKUP;
|
| 1048 |
|
|
ret = spwl_wait(spwh, &cond, rtems_clock_get_ticks_per_second());
|
| 1049 |
|
|
if (ret != RTEMS_SUCCESSFUL && ret != RTEMS_TIMEOUT)
|
| 1050 |
|
|
fatal_error("spwl_wait", ret);
|
| 1051 |
|
|
|
| 1052 |
|
|
/* Report event. */
|
| 1053 |
|
|
rtems_clock_get_uptime(&ts);
|
| 1054 |
|
|
millis = (ts.tv_sec - tstart.tv_sec) * 1000 +
|
| 1055 |
|
|
ts.tv_nsec / 1000000 - tstart.tv_nsec / 1000000;
|
| 1056 |
|
|
|
| 1057 |
|
|
if ((cond & SPWL_COND_LINKUP) != 0) {
|
| 1058 |
|
|
printf(" %4u.%03u: link up\n", millis / 1000, millis % 1000);
|
| 1059 |
|
|
link_is_up = 1;
|
| 1060 |
|
|
}
|
| 1061 |
|
|
|
| 1062 |
|
|
if ((cond & SPWL_COND_LINKDOWN) != 0) {
|
| 1063 |
|
|
spwl_get_linkstatus(spwh, &status, &errors);
|
| 1064 |
|
|
printf(" %4u.%03u: link down, errors = %s%s%s%s%s%s\n",
|
| 1065 |
|
|
millis / 1000, millis % 1000,
|
| 1066 |
|
|
(errors == 0) ? "none" : "",
|
| 1067 |
|
|
(errors & SPWL_ERR_DISCONNECT) ? "disconnect " : "",
|
| 1068 |
|
|
(errors & SPWL_ERR_PARITY) ? "parity " : "",
|
| 1069 |
|
|
(errors & SPWL_ERR_ESCAPE) ? "escape " : "",
|
| 1070 |
|
|
(errors & SPWL_ERR_CREDIT) ? "credit " : "",
|
| 1071 |
|
|
(errors & SPWL_ERR_AHB) ? "AHB " : "");
|
| 1072 |
|
|
link_is_up = 0;
|
| 1073 |
|
|
}
|
| 1074 |
|
|
|
| 1075 |
|
|
if ((cond & SPWL_COND_TIMECODE) != 0) {
|
| 1076 |
|
|
timecode = spwl_get_timecode(spwh);
|
| 1077 |
|
|
printf(" %4u.%03u: got tick, timecode = %d\n",
|
| 1078 |
|
|
millis / 1000, millis % 1000, timecode);
|
| 1079 |
|
|
}
|
| 1080 |
|
|
}
|
| 1081 |
|
|
|
| 1082 |
|
|
/* Restore console mode. */
|
| 1083 |
|
|
tcsetattr(STDIN_FILENO, TCSANOW, &tcattr);
|
| 1084 |
|
|
|
| 1085 |
|
|
printf(" done\n");
|
| 1086 |
|
|
}
|
| 1087 |
|
|
|
| 1088 |
|
|
|
| 1089 |
|
|
/* Receive/send menu. */
|
| 1090 |
|
|
void menu_recvsend(int send)
|
| 1091 |
|
|
{
|
| 1092 |
|
|
int opt;
|
| 1093 |
|
|
int queued, eventloop;
|
| 1094 |
|
|
int npacket, packetsize, blocksize;
|
| 1095 |
|
|
|
| 1096 |
|
|
do {
|
| 1097 |
|
|
|
| 1098 |
|
|
printf("\n---- %s packets ----\n", send ? "Send" : "Receive");
|
| 1099 |
|
|
show_status();
|
| 1100 |
|
|
printf(" 1. Copy API; blocking calls\n");
|
| 1101 |
|
|
printf(" 2. Copy API; event loop\n");
|
| 1102 |
|
|
printf(" 3. Queue API; blocking calls\n");
|
| 1103 |
|
|
printf(" 4. Queue API; event loop\n");
|
| 1104 |
|
|
printf(" 0. Back to main menu\n");
|
| 1105 |
|
|
|
| 1106 |
|
|
opt = get_opt(4);
|
| 1107 |
|
|
if (opt > 0 && opt <= 4) {
|
| 1108 |
|
|
|
| 1109 |
|
|
queued = (opt == 3 || opt == 4);
|
| 1110 |
|
|
eventloop = (opt == 2 || opt == 4);
|
| 1111 |
|
|
|
| 1112 |
|
|
npacket = get_num("Number of packets ?", 0, 1000000, -1);
|
| 1113 |
|
|
|
| 1114 |
|
|
if (send)
|
| 1115 |
|
|
packetsize = get_num("Packet size in bytes (1 .. 1000000) ?", 1, 1000000, -1);
|
| 1116 |
|
|
else
|
| 1117 |
|
|
packetsize = 0;
|
| 1118 |
|
|
|
| 1119 |
|
|
blocksize = 0;
|
| 1120 |
|
|
while (send || !queued) {
|
| 1121 |
9 |
jorisvr |
blocksize = get_num("Block size in bytes (1 .. 16384) ?", 1, MAX_BLOCK_SIZE, 4096);
|
| 1122 |
6 |
jorisvr |
if ((blocksize & 3) == 0 || !queued)
|
| 1123 |
|
|
break;
|
| 1124 |
|
|
printf("INVALID: block size must be a multiple of 4 in queued mode\n");
|
| 1125 |
|
|
}
|
| 1126 |
|
|
|
| 1127 |
|
|
if (npacket > 0) {
|
| 1128 |
|
|
if (send) {
|
| 1129 |
|
|
do_data_test(queued, eventloop,
|
| 1130 |
|
|
0, 0,
|
| 1131 |
|
|
npacket, packetsize, blocksize,
|
| 1132 |
|
|
0);
|
| 1133 |
|
|
} else {
|
| 1134 |
|
|
do_data_test(queued, eventloop,
|
| 1135 |
|
|
npacket, blocksize,
|
| 1136 |
|
|
0, 0, 0,
|
| 1137 |
|
|
0);
|
| 1138 |
|
|
}
|
| 1139 |
|
|
}
|
| 1140 |
|
|
}
|
| 1141 |
|
|
} while (opt != 0);
|
| 1142 |
|
|
}
|
| 1143 |
|
|
|
| 1144 |
|
|
|
| 1145 |
|
|
/* Loopback test menu. */
|
| 1146 |
|
|
void menu_loopback(int verify)
|
| 1147 |
|
|
{
|
| 1148 |
|
|
int opt;
|
| 1149 |
|
|
int queued, eventloop;
|
| 1150 |
|
|
int npacket, packetsize, blocksize;
|
| 1151 |
|
|
|
| 1152 |
|
|
do {
|
| 1153 |
|
|
|
| 1154 |
|
|
printf("\n---- Loopback test %s ----\n",
|
| 1155 |
|
|
verify ? "with data compare" : "(no compare)");
|
| 1156 |
|
|
show_status();
|
| 1157 |
|
|
printf(" 1. Copy API; blocking calls; multi-threaded\n");
|
| 1158 |
|
|
printf(" 2. Copy API; event loop\n");
|
| 1159 |
|
|
printf(" 3. Queue API; blocking calls; multi-threaded\n");
|
| 1160 |
|
|
printf(" 4. Queue API; event loop\n");
|
| 1161 |
|
|
printf(" 5. Automatic test\n");
|
| 1162 |
|
|
printf(" 0. Back to main menu\n");
|
| 1163 |
|
|
|
| 1164 |
|
|
opt = get_opt(5);
|
| 1165 |
|
|
if (opt > 0 && opt <= 4) {
|
| 1166 |
|
|
|
| 1167 |
|
|
queued = (opt == 3 || opt == 4);
|
| 1168 |
|
|
eventloop = (opt == 2 || opt == 4);
|
| 1169 |
|
|
|
| 1170 |
|
|
npacket = get_num("Number of packets ?", 0, 1000000, -1);
|
| 1171 |
|
|
packetsize = get_num("Packet size in bytes (1 .. 1000000) ?", 1, 1000000, -1);
|
| 1172 |
|
|
while (1) {
|
| 1173 |
9 |
jorisvr |
blocksize = get_num("Block size in bytes (1 .. 16384) ?", 1, MAX_BLOCK_SIZE, 4096);
|
| 1174 |
6 |
jorisvr |
if ((blocksize & 3) == 0 || !queued)
|
| 1175 |
|
|
break;
|
| 1176 |
|
|
printf("INVALID: block size must be a multiple of 4 in queued mode\n");
|
| 1177 |
|
|
}
|
| 1178 |
|
|
|
| 1179 |
|
|
if (npacket > 0) {
|
| 1180 |
|
|
do_data_test(queued, eventloop,
|
| 1181 |
|
|
npacket, blocksize,
|
| 1182 |
|
|
npacket, packetsize, blocksize,
|
| 1183 |
|
|
verify);
|
| 1184 |
|
|
}
|
| 1185 |
|
|
|
| 1186 |
|
|
} else if (opt == 5) {
|
| 1187 |
|
|
|
| 1188 |
|
|
do_autotest(verify);
|
| 1189 |
|
|
|
| 1190 |
|
|
}
|
| 1191 |
|
|
|
| 1192 |
|
|
} while (opt != 0);
|
| 1193 |
|
|
}
|
| 1194 |
|
|
|
| 1195 |
|
|
|
| 1196 |
|
|
/* Passive loopback menu. */
|
| 1197 |
|
|
void menu_passiveloop(void)
|
| 1198 |
|
|
{
|
| 1199 |
|
|
int opt;
|
| 1200 |
|
|
int queued, blocksize = 0;
|
| 1201 |
|
|
|
| 1202 |
|
|
printf("\n---- Passive loopback mode----\n");
|
| 1203 |
|
|
show_status();
|
| 1204 |
|
|
printf(" 1. Copy API\n");
|
| 1205 |
|
|
printf(" 2. Queue API\n");
|
| 1206 |
|
|
printf(" 0. Back to main menu\n");
|
| 1207 |
|
|
|
| 1208 |
|
|
opt = get_opt(2);
|
| 1209 |
|
|
if (opt > 0 && opt <= 2) {
|
| 1210 |
|
|
|
| 1211 |
|
|
queued = (opt == 2);
|
| 1212 |
|
|
|
| 1213 |
|
|
while (!queued) {
|
| 1214 |
|
|
blocksize = get_num("Block size in bytes (32 .. 16384) ?", 32, MAX_BLOCK_SIZE, 4096);
|
| 1215 |
|
|
if ((blocksize & 3) == 0 || !queued)
|
| 1216 |
|
|
break;
|
| 1217 |
|
|
printf("INVALID: block size must be a multiple of 4 in queued mode\n");
|
| 1218 |
|
|
}
|
| 1219 |
|
|
|
| 1220 |
|
|
do_passive_loopback(queued, blocksize);
|
| 1221 |
|
|
}
|
| 1222 |
|
|
}
|
| 1223 |
|
|
|
| 1224 |
|
|
|
| 1225 |
|
|
/* Main menu. */
|
| 1226 |
|
|
void menu_main(void)
|
| 1227 |
|
|
{
|
| 1228 |
|
|
int opt;
|
| 1229 |
|
|
|
| 1230 |
|
|
do {
|
| 1231 |
|
|
printf("\n==== SpaceWire Light Test ====\n");
|
| 1232 |
|
|
show_status();
|
| 1233 |
|
|
printf(" 1. Re-initialize driver\n");
|
| 1234 |
|
|
printf(" 2. Set link mode\n");
|
| 1235 |
|
|
printf(" 3. Set link speed\n");
|
| 1236 |
|
|
printf(" 4. Receive packets\n");
|
| 1237 |
|
|
printf(" 5. Send packets\n");
|
| 1238 |
|
|
printf(" 6. Loopback test (no compare)\n");
|
| 1239 |
|
|
printf(" 7. Loopback test with data compare\n");
|
| 1240 |
|
|
printf(" 8. Passive loopback\n");
|
| 1241 |
|
|
printf(" 9. Send time code\n");
|
| 1242 |
|
|
printf("10. Show time codes and link events\n");
|
| 1243 |
|
|
printf(" 0. Exit\n");
|
| 1244 |
|
|
|
| 1245 |
|
|
opt = get_opt(10);
|
| 1246 |
|
|
switch (opt) {
|
| 1247 |
|
|
case 1: do_init_driver(); break;
|
| 1248 |
|
|
case 2: do_set_link_mode(); break;
|
| 1249 |
|
|
case 3: do_set_link_speed(); break;
|
| 1250 |
|
|
case 4: menu_recvsend(0); break;
|
| 1251 |
|
|
case 5: menu_recvsend(1); break;
|
| 1252 |
|
|
case 6: menu_loopback(0); break;
|
| 1253 |
|
|
case 7: menu_loopback(1); break;
|
| 1254 |
|
|
case 8: menu_passiveloop(); break;
|
| 1255 |
|
|
case 9: do_send_timecode(); break;
|
| 1256 |
|
|
case 10: do_recv_timecode(); break;
|
| 1257 |
|
|
}
|
| 1258 |
|
|
|
| 1259 |
|
|
} while (opt != 0);
|
| 1260 |
|
|
}
|
| 1261 |
|
|
|
| 1262 |
|
|
|
| 1263 |
|
|
/* Main program. */
|
| 1264 |
|
|
void Init(rtems_task_argument arg)
|
| 1265 |
|
|
{
|
| 1266 |
|
|
int i;
|
| 1267 |
|
|
|
| 1268 |
|
|
printf("\nSpaceWire Light test program for RTEMS\n\n");
|
| 1269 |
|
|
|
| 1270 |
|
|
/* Put stdin in raw mode. */
|
| 1271 |
|
|
{
|
| 1272 |
|
|
struct termios tcattr;
|
| 1273 |
|
|
tcgetattr(STDIN_FILENO, &tcattr);
|
| 1274 |
|
|
tcattr.c_iflag &= ~IGNCR;
|
| 1275 |
|
|
tcattr.c_lflag &= ~(ICANON | ECHO);
|
| 1276 |
|
|
tcattr.c_cc[VMIN] = 1;
|
| 1277 |
|
|
tcattr.c_cc[VTIME] = 0;
|
| 1278 |
|
|
tcsetattr(STDIN_FILENO, TCSANOW, &tcattr);
|
| 1279 |
|
|
}
|
| 1280 |
|
|
|
| 1281 |
|
|
/* Create TX data pool. */
|
| 1282 |
|
|
for (i = 0; i < MAX_BLOCK_SIZE; i++) {
|
| 1283 |
|
|
int v = ((i & 1) << 7) | ((i & 2) << 5) |
|
| 1284 |
|
|
((i & 4) << 3) | ((i & 8) << 1) |
|
| 1285 |
|
|
((i & 16) >> 1) | ((i & 32) >> 3) |
|
| 1286 |
|
|
((i & 64) >> 5) | ((i & 128) >> 7);
|
| 1287 |
|
|
v += (i >> 8);
|
| 1288 |
|
|
txpool[i] = v;
|
| 1289 |
|
|
}
|
| 1290 |
|
|
memcpy(txpool + MAX_BLOCK_SIZE, txpool, MAX_BLOCK_SIZE);
|
| 1291 |
|
|
|
| 1292 |
|
|
/* Open SpaceWire core */
|
| 1293 |
|
|
spw_index = 0;
|
| 1294 |
|
|
open_driver();
|
| 1295 |
|
|
|
| 1296 |
|
|
/* Main menu. */
|
| 1297 |
|
|
menu_main();
|
| 1298 |
|
|
|
| 1299 |
|
|
/* Clean up. */
|
| 1300 |
|
|
spwl_close(spwh);
|
| 1301 |
|
|
|
| 1302 |
|
|
printf("\nExit.\n");
|
| 1303 |
|
|
rtems_shutdown_executive(0);
|
| 1304 |
|
|
}
|
| 1305 |
|
|
|
| 1306 |
|
|
/* vim: expandtab softtabstop=4
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*/
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/* end */
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