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artiq/soc/runtime/test_mode.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <irq.h>
#include <uart.h>
#include <generated/csr.h>
#include <console.h>
#include "test_mode.h"
#include "rtio.h"
#include "dds.h"
static void leds(char *value)
{
char *c;
unsigned int value2;
if(*value == 0) {
printf("leds <value>\n");
return;
}
value2 = strtoul(value, &c, 0);
if(*c != 0) {
printf("incorrect value\n");
return;
}
leds_out_write(value2);
}
static void clksrc(char *value)
{
char *c;
unsigned int value2;
if(*value == 0) {
printf("clksrc <value>\n");
return;
}
value2 = strtoul(value, &c, 0);
if(*c != 0) {
printf("incorrect value\n");
return;
}
rtiocrg_clock_sel_write(value2);
}
static void ttlout(char *n, char *value)
{
char *c;
unsigned int n2, value2;
if((*n == 0)||(*value == 0)) {
printf("ttlout <n> <value>\n");
return;
}
n2 = strtoul(n, &c, 0);
if(*c != 0) {
printf("incorrect channel\n");
return;
}
value2 = strtoul(value, &c, 0);
if(*c != 0) {
printf("incorrect value\n");
return;
}
rtio_init();
rtio_oe(n2, 1);
rtio_set(rtio_get_counter() + 8000, n2, value2);
}
static void ddssel(char *n)
{
char *c;
unsigned int n2;
if(*n == 0) {
printf("ddssel <n>\n");
return;
}
n2 = strtoul(n, &c, 0);
if(*c != 0) {
printf("incorrect channel\n");
return;
}
DDS_WRITE(DDS_GPIO, n2);
}
static void ddsw(char *addr, char *value)
{
char *c;
unsigned int addr2, value2;
if((*addr == 0) || (*value == 0)) {
printf("ddsr <addr> <value>\n");
return;
}
addr2 = strtoul(addr, &c, 0);
if(*c != 0) {
printf("incorrect address\n");
return;
}
value2 = strtoul(value, &c, 0);
if(*c != 0) {
printf("incorrect value\n");
return;
}
DDS_WRITE(addr2, value2);
}
static void ddsr(char *addr)
{
char *c;
unsigned int addr2;
if(*addr == 0) {
printf("ddsr <addr>\n");
return;
}
addr2 = strtoul(addr, &c, 0);
if(*c != 0) {
printf("incorrect address\n");
return;
}
printf("0x%02x\n", DDS_READ(addr2));
}
static void ddsfud(void)
{
rtio_init();
rtio_fud(rtio_get_counter() + 8000);
}
static void ddsftw(char *n, char *ftw)
{
char *c;
unsigned int n2, ftw2;
if((*n == 0) || (*ftw == 0)) {
printf("ddsftw <n> <ftw>\n");
return;
}
n2 = strtoul(n, &c, 0);
if(*c != 0) {
printf("incorrect channel\n");
return;
}
ftw2 = strtoul(ftw, &c, 0);
if(*c != 0) {
printf("incorrect value\n");
return;
}
DDS_WRITE(DDS_GPIO, n2);
DDS_WRITE(DDS_FTW0, ftw2 & 0xff);
DDS_WRITE(DDS_FTW1, (ftw2 >> 8) & 0xff);
DDS_WRITE(DDS_FTW2, (ftw2 >> 16) & 0xff);
DDS_WRITE(DDS_FTW3, (ftw2 >> 24) & 0xff);
ddsfud();
}
static void ddsreset(void)
{
unsigned int g;
g = DDS_READ(DDS_GPIO);
DDS_WRITE(DDS_GPIO, g | (1 << 7));
DDS_WRITE(DDS_GPIO, g);
}
static void ddsinit(void)
{
ddsreset();
DDS_WRITE(0x00, 0x78);
DDS_WRITE(0x01, 0x00);
DDS_WRITE(0x02, 0x00);
DDS_WRITE(0x03, 0x00);
ddsfud();
}
static void ddstest_one(unsigned int i)
{
unsigned int v[12] = {
0xaaaaaaaa, 0x55555555, 0xa5a5a5a5, 0x5a5a5a5a,
0x00000000, 0xffffffff, 0x12345678, 0x87654321,
0x0000ffff, 0xffff0000, 0x00ff00ff, 0xff00ff00,
};
unsigned int f, g, j;
DDS_WRITE(DDS_GPIO, i);
ddsinit();
for(j=0; j<12; j++) {
f = v[j];
DDS_WRITE(0x0a, f & 0xff);
DDS_WRITE(0x0b, (f >> 8) & 0xff);
DDS_WRITE(0x0c, (f >> 16) & 0xff);
DDS_WRITE(0x0d, (f >> 24) & 0xff);
ddsfud();
g = DDS_READ(0x0a);
g |= DDS_READ(0x0b) << 8;
g |= DDS_READ(0x0c) << 16;
g |= DDS_READ(0x0d) << 24;
if(g != f)
printf("readback fail on DDS %d, 0x%08x != 0x%08x\n", i, g, f);
}
}
static void ddstest(char *n)
{
int i, j;
char *c;
unsigned int n2;
if (*n == 0) {
printf("ddstest <cycles>\n");
return;
}
n2 = strtoul(n, &c, 0);
for(i=0; i<n2; i++) {
for(j=0; j<8; j++) {
ddstest_one(j);
}
}
}
static void help(void)
{
puts("ARTIQ DDS/TTL Tester");
puts("Available commands:");
puts("help - this message");
puts("clksrc <n> - select RTIO clock source");
puts("ttlout <n> <v> - output TTL");
puts("ddssel <n> - select a DDS");
puts("ddsinit - reset, config, FUD DDS");
puts("ddsreset - reset DDS");
puts("ddsw <a> <d> - write to DDS register");
puts("ddsr <a> - read DDS register");
puts("ddsfud - pulse FUD");
puts("ddsftw <n> <d> - write FTW");
puts("ddstest <n> - perform test sequence on DDS");
puts("leds <n> - set LEDs");
}
static void readstr(char *s, int size)
{
char c[2];
int ptr;
c[1] = 0;
ptr = 0;
while(1) {
c[0] = readchar();
switch(c[0]) {
case 0x7f:
case 0x08:
if(ptr > 0) {
ptr--;
putsnonl("\x08 \x08");
}
break;
case 0x07:
break;
case '\r':
case '\n':
s[ptr] = 0x00;
putsnonl("\n");
return;
default:
putsnonl(c);
s[ptr] = c[0];
ptr++;
break;
}
}
}
static char *get_token(char **str)
{
char *c, *d;
c = (char *)strchr(*str, ' ');
if(c == NULL) {
d = *str;
*str = *str+strlen(*str);
return d;
}
*c = 0;
d = *str;
*str = c+1;
return d;
}
#ifdef CSR_KERNEL_CPU_BASE
static const unsigned int test_program[] = {
0x1860dead, // l.movhi r3,0xdead
0x1880d000, // l.movhi r4,0xd000
0xa863beef, // l.ori r3,r3,0xbeef
0xd4041800, // l.sw 0(r4),r3
0x00000000, // l.j +0
0x15000000, // l.nop
};
static void cputest(void)
{
int i;
kernel_cpu_reset_write(1);
MMPTR(0xd0000000) = 0;
memcpy((void *)0x41000000, test_program, sizeof(test_program));
flush_l2_cache();
kernel_cpu_reset_write(0);
for(i=0;i<10;i++)
printf("%08x\n", MMPTR(0xd0000000));
}
#endif
static void do_command(char *c)
{
char *token;
token = get_token(&c);
if(strcmp(token, "help") == 0) help();
else if(strcmp(token, "leds") == 0) leds(get_token(&c));
else if(strcmp(token, "clksrc") == 0) clksrc(get_token(&c));
else if(strcmp(token, "ttlout") == 0) ttlout(get_token(&c), get_token(&c));
else if(strcmp(token, "ddssel") == 0) ddssel(get_token(&c));
else if(strcmp(token, "ddsw") == 0) ddsw(get_token(&c), get_token(&c));
else if(strcmp(token, "ddsr") == 0) ddsr(get_token(&c));
else if(strcmp(token, "ddsreset") == 0) ddsreset();
else if(strcmp(token, "ddsinit") == 0) ddsinit();
else if(strcmp(token, "ddsfud") == 0) ddsfud();
else if(strcmp(token, "ddsftw") == 0) ddsftw(get_token(&c), get_token(&c));
else if(strcmp(token, "ddstest") == 0) ddstest(get_token(&c));
#ifdef CSR_KERNEL_CPU_BASE
else if(strcmp(token, "cputest") == 0) cputest();
#endif
else if(strcmp(token, "") != 0)
printf("Command not found\n");
}
void test_main(void)
{
char buffer[64];
while(1) {
putsnonl("\e[1mtest>\e[0m ");
readstr(buffer, 64);
do_command(buffer);
}
}