mirror of https://github.com/m-labs/artiq.git
475 lines
9.4 KiB
C
475 lines
9.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <irq.h>
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#include <uart.h>
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#include <generated/csr.h>
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#include <console.h>
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#include "dds.h"
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#include "test_mode.h"
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#ifdef ARTIQ_AMP
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#include "kernelcpu.h"
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#include "mailbox.h"
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#include "messages.h"
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static void amp_bridge_init(void)
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{
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struct msg_base *umsg;
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kernelcpu_start(NULL);
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while(1) {
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umsg = mailbox_wait_and_receive();
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if(umsg->type == MESSAGE_TYPE_BRG_READY) {
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printf("AMP bridge ready\n");
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mailbox_acknowledge();
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break;
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} else {
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printf("Warning: unexpected message %d from AMP bridge\n", umsg->type);
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mailbox_acknowledge();
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}
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}
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}
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static void p_ttlout(int n, int value)
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{
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struct msg_brg_ttl_out msg;
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msg.type = MESSAGE_TYPE_BRG_TTL_OUT;
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msg.channel = n;
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msg.value = value;
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mailbox_send_and_wait(&msg);
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}
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static void p_ddssel(int channel)
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{
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struct msg_brg_dds_sel msg;
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msg.type = MESSAGE_TYPE_BRG_DDS_SEL;
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msg.channel = channel;
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mailbox_send_and_wait(&msg);
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}
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static void p_ddsreset(void)
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{
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struct msg_base msg;
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msg.type = MESSAGE_TYPE_BRG_DDS_RESET;
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mailbox_send_and_wait(&msg);
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}
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static unsigned int p_ddsread(unsigned int address)
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{
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struct msg_brg_dds_read_request msg;
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struct msg_brg_dds_read_reply *rmsg;
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unsigned int r;
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msg.type = MESSAGE_TYPE_BRG_DDS_READ_REQUEST;
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msg.address = address;
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mailbox_send(&msg);
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while(1) {
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rmsg = mailbox_wait_and_receive();
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if(rmsg->type == MESSAGE_TYPE_BRG_DDS_READ_REPLY) {
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r = rmsg->data;
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mailbox_acknowledge();
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return r;
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} else {
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printf("Warning: unexpected message %d from AMP bridge\n", rmsg->type);
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mailbox_acknowledge();
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}
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}
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}
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static void p_ddswrite(unsigned int address, unsigned int data)
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{
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struct msg_brg_dds_write msg;
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msg.type = MESSAGE_TYPE_BRG_DDS_WRITE;
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msg.address = address;
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msg.data = data;
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mailbox_send_and_wait(&msg);
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}
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static void p_ddsfud(void)
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{
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struct msg_base msg;
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msg.type = MESSAGE_TYPE_BRG_DDS_FUD;
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mailbox_send_and_wait(&msg);
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}
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#else /* ARTIQ_AMP */
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#include "rtio.h"
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static void p_ttlout(int n, int value)
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{
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rtio_init();
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rtio_set_oe(rtio_get_counter() + 8000, n, 1);
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rtio_set_o(rtio_get_counter() + 8000, n, value);
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}
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static void p_ddssel(int channel)
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{
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DDS_WRITE(DDS_GPIO, channel);
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}
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static void p_ddsreset(void)
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{
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unsigned int g;
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g = DDS_READ(DDS_GPIO);
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DDS_WRITE(DDS_GPIO, g | (1 << 7));
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DDS_WRITE(DDS_GPIO, g);
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}
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static unsigned int p_ddsread(unsigned int address)
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{
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return DDS_READ(address);
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}
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static void p_ddswrite(unsigned int address, unsigned int data)
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{
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DDS_WRITE(address, data);
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}
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static void p_ddsfud(void)
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{
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rtio_init();
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rtio_fud(rtio_get_counter() + 8000);
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}
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#endif /* ARTIQ_AMP */
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static void leds(char *value)
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{
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char *c;
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unsigned int value2;
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if(*value == 0) {
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printf("leds <value>\n");
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return;
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}
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value2 = strtoul(value, &c, 0);
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if(*c != 0) {
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printf("incorrect value\n");
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return;
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}
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leds_out_write(value2);
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}
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static void clksrc(char *value)
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{
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char *c;
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unsigned int value2;
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if(*value == 0) {
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printf("clksrc <value>\n");
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return;
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}
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value2 = strtoul(value, &c, 0);
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if(*c != 0) {
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printf("incorrect value\n");
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return;
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}
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rtiocrg_clock_sel_write(value2);
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}
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static void ttlout(char *n, char *value)
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{
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char *c;
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unsigned int n2, value2;
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if((*n == 0)||(*value == 0)) {
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printf("ttlout <n> <value>\n");
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return;
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}
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n2 = strtoul(n, &c, 0);
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if(*c != 0) {
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printf("incorrect channel\n");
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return;
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}
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value2 = strtoul(value, &c, 0);
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if(*c != 0) {
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printf("incorrect value\n");
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return;
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}
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p_ttlout(n2, value2);
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}
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static void ddssel(char *n)
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{
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char *c;
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unsigned int n2;
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if(*n == 0) {
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printf("ddssel <n>\n");
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return;
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}
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n2 = strtoul(n, &c, 0);
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if(*c != 0) {
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printf("incorrect channel\n");
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return;
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}
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p_ddssel(n2);
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}
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static void ddsw(char *addr, char *value)
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{
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char *c;
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unsigned int addr2, value2;
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if((*addr == 0) || (*value == 0)) {
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printf("ddsr <addr> <value>\n");
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return;
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}
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addr2 = strtoul(addr, &c, 0);
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if(*c != 0) {
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printf("incorrect address\n");
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return;
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}
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value2 = strtoul(value, &c, 0);
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if(*c != 0) {
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printf("incorrect value\n");
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return;
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}
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p_ddswrite(addr2, value2);
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}
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static void ddsr(char *addr)
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{
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char *c;
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unsigned int addr2;
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if(*addr == 0) {
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printf("ddsr <addr>\n");
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return;
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}
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addr2 = strtoul(addr, &c, 0);
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if(*c != 0) {
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printf("incorrect address\n");
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return;
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}
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printf("0x%02x\n", p_ddsread(addr2));
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}
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static void ddsfud(void)
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{
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p_ddsfud();
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}
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static void ddsftw(char *n, char *ftw)
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{
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char *c;
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unsigned int n2, ftw2;
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if((*n == 0) || (*ftw == 0)) {
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printf("ddsftw <n> <ftw>\n");
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return;
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}
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n2 = strtoul(n, &c, 0);
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if(*c != 0) {
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printf("incorrect channel\n");
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return;
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}
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ftw2 = strtoul(ftw, &c, 0);
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if(*c != 0) {
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printf("incorrect value\n");
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return;
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}
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p_ddssel(n2);
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p_ddswrite(DDS_FTW0, ftw2 & 0xff);
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p_ddswrite(DDS_FTW1, (ftw2 >> 8) & 0xff);
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p_ddswrite(DDS_FTW2, (ftw2 >> 16) & 0xff);
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p_ddswrite(DDS_FTW3, (ftw2 >> 24) & 0xff);
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p_ddsfud();
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}
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static void ddsreset(void)
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{
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p_ddsreset();
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}
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static void ddsinit(void)
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{
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p_ddsreset();
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p_ddswrite(0x00, 0x78);
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p_ddswrite(0x01, 0x00);
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p_ddswrite(0x02, 0x00);
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p_ddswrite(0x03, 0x00);
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p_ddsfud();
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}
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static void ddstest_one(unsigned int i)
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{
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unsigned int v[12] = {
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0xaaaaaaaa, 0x55555555, 0xa5a5a5a5, 0x5a5a5a5a,
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0x00000000, 0xffffffff, 0x12345678, 0x87654321,
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0x0000ffff, 0xffff0000, 0x00ff00ff, 0xff00ff00,
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};
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unsigned int f, g, j;
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p_ddssel(i);
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ddsinit();
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for(j=0; j<12; j++) {
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f = v[j];
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p_ddswrite(0x0a, f & 0xff);
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p_ddswrite(0x0b, (f >> 8) & 0xff);
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p_ddswrite(0x0c, (f >> 16) & 0xff);
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p_ddswrite(0x0d, (f >> 24) & 0xff);
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p_ddsfud();
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g = p_ddsread(0x0a);
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g |= p_ddsread(0x0b) << 8;
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g |= p_ddsread(0x0c) << 16;
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g |= p_ddsread(0x0d) << 24;
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if(g != f)
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printf("readback fail on DDS %d, 0x%08x != 0x%08x\n", i, g, f);
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}
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}
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static void ddstest(char *n)
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{
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int i, j;
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char *c;
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unsigned int n2;
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if (*n == 0) {
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printf("ddstest <cycles>\n");
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return;
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}
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n2 = strtoul(n, &c, 0);
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for(i=0; i<n2; i++) {
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for(j=0; j<8; j++) {
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ddstest_one(j);
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}
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}
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}
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static void help(void)
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{
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puts("ARTIQ DDS/TTL Tester");
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puts("Available commands:");
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puts("help - this message");
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puts("clksrc <n> - select RTIO clock source");
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puts("ttlout <n> <v> - output TTL");
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puts("ddssel <n> - select a DDS");
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puts("ddsinit - reset, config, FUD DDS");
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puts("ddsreset - reset DDS");
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puts("ddsw <a> <d> - write to DDS register");
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puts("ddsr <a> - read DDS register");
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puts("ddsfud - pulse FUD");
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puts("ddsftw <n> <d> - write FTW");
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puts("ddstest <n> - perform test sequence on DDS");
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puts("leds <n> - set LEDs");
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}
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static void readstr(char *s, int size)
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{
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char c[2];
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int ptr;
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c[1] = 0;
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ptr = 0;
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while(1) {
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c[0] = readchar();
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switch(c[0]) {
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case 0x7f:
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case 0x08:
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if(ptr > 0) {
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ptr--;
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putsnonl("\x08 \x08");
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}
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break;
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case 0x07:
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break;
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case '\r':
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case '\n':
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s[ptr] = 0x00;
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putsnonl("\n");
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return;
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default:
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putsnonl(c);
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s[ptr] = c[0];
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ptr++;
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break;
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}
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}
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}
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static char *get_token(char **str)
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{
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char *c, *d;
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c = (char *)strchr(*str, ' ');
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if(c == NULL) {
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d = *str;
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*str = *str+strlen(*str);
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return d;
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}
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*c = 0;
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d = *str;
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*str = c+1;
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return d;
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}
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static void do_command(char *c)
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{
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char *token;
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token = get_token(&c);
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if(strcmp(token, "help") == 0) help();
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else if(strcmp(token, "leds") == 0) leds(get_token(&c));
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else if(strcmp(token, "clksrc") == 0) clksrc(get_token(&c));
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else if(strcmp(token, "ttlout") == 0) ttlout(get_token(&c), get_token(&c));
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else if(strcmp(token, "ddssel") == 0) ddssel(get_token(&c));
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else if(strcmp(token, "ddsw") == 0) ddsw(get_token(&c), get_token(&c));
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else if(strcmp(token, "ddsr") == 0) ddsr(get_token(&c));
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else if(strcmp(token, "ddsreset") == 0) ddsreset();
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else if(strcmp(token, "ddsinit") == 0) ddsinit();
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else if(strcmp(token, "ddsfud") == 0) ddsfud();
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else if(strcmp(token, "ddsftw") == 0) ddsftw(get_token(&c), get_token(&c));
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else if(strcmp(token, "ddstest") == 0) ddstest(get_token(&c));
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else if(strcmp(token, "") != 0)
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printf("Command not found\n");
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}
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void test_main(void)
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{
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char buffer[64];
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#ifdef ARTIQ_AMP
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amp_bridge_init();
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#endif
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while(1) {
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putsnonl("\e[1mtest>\e[0m ");
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readstr(buffer, 64);
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do_command(buffer);
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}
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}
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