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artiq/soc/runtime/test_mode.c

632 lines
15 KiB
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 "dds.h"
#include "flash_storage.h"
#include "bridge_ctl.h"
#include "clock.h"
#include "test_mode.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;
}
rtio_crg_clock_sel_write(value2);
}
static void ttloe(char *n, char *value)
{
char *c;
unsigned int n2, value2;
if((*n == 0)||(*value == 0)) {
printf("ttloe <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;
}
brg_ttloe(n2, value2);
}
static void ttlo(char *n, char *value)
{
char *c;
unsigned int n2, value2;
if((*n == 0)||(*value == 0)) {
printf("ttlo <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;
}
brg_ttlo(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;
}
#ifdef DDS_ONEHOT_SEL
n2 = 1 << n2;
#endif
brg_ddssel(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;
}
brg_ddswrite(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;
}
#ifdef DDS_AD9858
printf("0x%02x\n", brg_ddsread(addr2));
#endif
#ifdef DDS_AD9914
printf("0x%04x\n", brg_ddsread(addr2));
#endif
}
static void ddsfud(void)
{
brg_ddsfud();
}
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;
}
#ifdef DDS_ONEHOT_SEL
n2 = 1 << n2;
#endif
brg_ddssel(n2);
#ifdef DDS_AD9858
brg_ddswrite(DDS_FTW0, ftw2 & 0xff);
brg_ddswrite(DDS_FTW1, (ftw2 >> 8) & 0xff);
brg_ddswrite(DDS_FTW2, (ftw2 >> 16) & 0xff);
brg_ddswrite(DDS_FTW3, (ftw2 >> 24) & 0xff);
#endif
#ifdef DDS_AD9914
brg_ddswrite(DDS_FTWL, ftw2 & 0xffff);
brg_ddswrite(DDS_FTWH, (ftw2 >> 16) & 0xffff);
#endif
brg_ddsfud();
}
static void ddsreset(void)
{
brg_ddsreset();
}
#ifdef DDS_AD9858
static void ddsinit(void)
{
brg_ddsreset();
brg_ddswrite(DDS_CFR0, 0x78);
brg_ddswrite(DDS_CFR1, 0x00);
brg_ddswrite(DDS_CFR2, 0x00);
brg_ddswrite(DDS_CFR3, 0x00);
brg_ddsfud();
}
#endif
#ifdef DDS_AD9914
static void ddsinit(void)
{
long long int t;
brg_ddsreset();
brg_ddswrite(DDS_CFR1L, 0x0008);
brg_ddswrite(DDS_CFR1H, 0x0000);
brg_ddswrite(DDS_CFR4H, 0x0105);
brg_ddswrite(DDS_FUD, 0);
t = clock_get_ms();
while(clock_get_ms() < t + 2);
brg_ddswrite(DDS_CFR4H, 0x0005);
brg_ddsfud();
}
#endif
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;
brg_ddssel(i);
ddsinit();
for(j=0; j<12; j++) {
f = v[j];
#ifdef DDS_AD9858
brg_ddswrite(DDS_FTW0, f & 0xff);
brg_ddswrite(DDS_FTW1, (f >> 8) & 0xff);
brg_ddswrite(DDS_FTW2, (f >> 16) & 0xff);
brg_ddswrite(DDS_FTW3, (f >> 24) & 0xff);
#endif
#ifdef DDS_AD9914
brg_ddswrite(DDS_FTWL, f & 0xffff);
brg_ddswrite(DDS_FTWH, (f >> 16) & 0xffff);
#endif
brg_ddsfud();
#ifdef DDS_AD9858
g = brg_ddsread(DDS_FTW0);
g |= brg_ddsread(DDS_FTW1) << 8;
g |= brg_ddsread(DDS_FTW2) << 16;
g |= brg_ddsread(DDS_FTW3) << 24;
#endif
#ifdef DDS_AD9914
g = brg_ddsread(DDS_FTWL);
g |= brg_ddsread(DDS_FTWH) << 16;
#endif
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);
}
}
}
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
static void fsread(char *key)
{
char readbuf[SPIFLASH_SECTOR_SIZE];
int r;
r = fs_read(key, readbuf, sizeof(readbuf)-1, NULL);
readbuf[r] = 0;
if(r == 0)
printf("key %s does not exist\n", key);
else
puts(readbuf);
}
static void fswrite(char *key, void *buffer, unsigned int length)
{
if(!fs_write(key, buffer, length))
printf("cannot write key %s because flash storage is full\n", key);
}
static void fsfull(void)
{
int i;
char value[4096];
memset(value, '@', sizeof(value));
for(i = 0; i < SPIFLASH_SECTOR_SIZE/sizeof(value); i++)
fs_write("plip", value, sizeof(value));
}
static void check_read(char *key, char *expected, unsigned int length, unsigned int testnum)
{
char readbuf[SPIFLASH_SECTOR_SIZE];
unsigned int remain, readlength;
memset(readbuf, '\0', sizeof(readbuf));
readlength = fs_read(key, readbuf, sizeof(readbuf), &remain);
if(remain > 0)
printf("KO[%u] remain == %u, expected 0\n", testnum, remain);
if(readlength != length)
printf("KO[%u] read length == %u, expected %u\n", testnum, readlength, length);
if(remain == 0 && readlength == length)
printf(".");
readbuf[readlength] = 0;
if(memcmp(expected, readbuf, readlength) == 0)
printf(".\n");
else
printf("KO[%u] read %s instead of %s\n", testnum, readbuf, expected);
}
static void check_doesnt_exist(char *key, unsigned int testnum)
{
char readbuf;
unsigned int remain, readlength;
readlength = fs_read(key, &readbuf, sizeof(readbuf), &remain);
if(remain > 0)
printf("KO[%u] remain == %u, expected 0\n", testnum, remain);
if(readlength > 0)
printf("KO[%u] readlength == %d, expected 0\n", testnum, readlength);
if(remain == 0 && readlength == 0)
printf(".\n");
}
static void check_write(unsigned int ret)
{
if(!ret)
printf("KO");
else
printf(".");
}
static inline void test_sector_is_full(void)
{
char c;
char value[4096];
char key[2] = {0, 0};
fs_erase();
memset(value, '@', sizeof(value));
for(c = 1; c <= SPIFLASH_SECTOR_SIZE/sizeof(value); c++) {
key[0] = c;
check_write(fs_write(key, value, sizeof(value) - 6));
}
check_write(!fs_write("this_should_fail", "fail", 5));
printf("\n");
}
static void test_one_big_record(int testnum)
{
char value[SPIFLASH_SECTOR_SIZE];
memset(value, '@', sizeof(value));
fs_erase();
check_write(fs_write("a", value, sizeof(value) - 6));
check_read("a", value, sizeof(value) - 6, testnum);
check_write(fs_write("a", value, sizeof(value) - 6));
check_read("a", value, sizeof(value) - 6, testnum);
check_write(!fs_write("b", value, sizeof(value) - 6));
check_read("a", value, sizeof(value) - 6, testnum);
fs_remove("a");
check_doesnt_exist("a", testnum);
check_write(fs_write("a", value, sizeof(value) - 6));
check_read("a", value, sizeof(value) - 6, testnum);
fs_remove("a");
check_doesnt_exist("a", testnum);
value[0] = '!';
check_write(fs_write("b", value, sizeof(value) - 6));
check_read("b", value, sizeof(value) - 6, testnum);
}
static void test_flush_duplicate_rollback(int testnum)
{
char value[SPIFLASH_SECTOR_SIZE];
memset(value, '@', sizeof(value));
fs_erase();
/* This makes the flash storage full with one big record */
check_write(fs_write("a", value, SPIFLASH_SECTOR_SIZE - 6));
/* This should trigger the try_to_flush_duplicate code which
* at first will not keep the old "a" record value because we are
* overwriting it. But then it should roll back to the old value
* because the new record is too large.
*/
value[0] = '!';
check_write(!fs_write("a", value, sizeof(value)));
/* check we still have the old record value */
value[0] = '@';
check_read("a", value, SPIFLASH_SECTOR_SIZE - 6, testnum);
}
static void test_too_big_fails(int testnum)
{
char value[SPIFLASH_SECTOR_SIZE];
memset(value, '@', sizeof(value));
fs_erase();
check_write(!fs_write("a", value, sizeof(value) - 6 + /* TOO BIG */ 1));
check_doesnt_exist("a", testnum);
}
static void fs_test(void)
{
int i;
char writebuf[] = "abcdefghijklmnopqrst";
char read_check[4096];
int vect_length = sizeof(writebuf);
memset(read_check, '@', sizeof(read_check));
printf("testing...\n");
for(i = 0; i < vect_length; i++) {
printf("%u.0:", i);
fs_erase();
check_write(fs_write("a", writebuf, i));
check_read("a", writebuf, i, i);
printf("%u.1:", i);
fsfull();
check_read("a", writebuf, i, i);
printf("%u.2:", i);
check_read("plip", read_check, sizeof(read_check), i);
printf("%u.3:", i);
check_write(fs_write("a", "b", 2));
check_read("a", "b", 2, i);
printf("%u.4:", i);
fsfull();
check_read("a", "b", 2, i);
printf("%u.5:", i);
check_doesnt_exist("notfound", i);
printf("%u.6:", i);
fs_remove("a");
check_doesnt_exist("a", i);
printf("%u.7:", i);
fsfull();
check_doesnt_exist("a", i);
}
printf("%u:", vect_length);
test_sector_is_full();
printf("%u:", vect_length+1);
test_one_big_record(vect_length+1);
printf("%u:", vect_length+2);
test_flush_duplicate_rollback(vect_length+2);
printf("%u:", vect_length+3);
test_too_big_fails(vect_length+3);
}
#endif
static void help(void)
{
puts("Available commands:");
puts("help - this message");
puts("clksrc <n> - select RTIO clock source");
puts("ttloe <n> <v> - set TTL output enable");
puts("ttlo <n> <v> - set TTL output value");
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");
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
puts("fserase - erase flash storage");
puts("fswrite <k> <v> - write to flash storage");
puts("fsread <k> - read flash storage");
puts("fsremove <k> - remove a key-value record from flash storage");
puts("fstest - run flash storage tests. WARNING: erases the storage area");
#endif
}
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;
}
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, "ttloe") == 0) ttloe(get_token(&c), get_token(&c));
else if(strcmp(token, "ttlo") == 0) ttlo(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));
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
else if(strcmp(token, "fserase") == 0) fs_erase();
else if(strcmp(token, "fswrite") == 0) fswrite(get_token(&c), c, strlen(c));
else if(strcmp(token, "fsread") == 0) fsread(get_token(&c));
else if(strcmp(token, "fsremove") == 0) fs_remove(get_token(&c));
else if(strcmp(token, "fstest") == 0) fs_test();
#endif
else if(strcmp(token, "") != 0)
printf("Command not found\n");
}
void test_main(void)
{
char buffer[64];
brg_start();
while(1) {
putsnonl("\e[1mtest>\e[0m ");
readstr(buffer, 64);
do_command(buffer);
}
}
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