forked from M-Labs/artiq
102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
#include <stdio.h>
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#include "kloader.h"
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#include "mailbox.h"
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#include "messages.h"
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#include "bridge_ctl.h"
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void brg_start(void)
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{
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struct msg_base *umsg;
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kloader_start_bridge();
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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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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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void brg_ttloe(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_OE;
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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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void brg_ttlo(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_O;
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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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void brg_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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void brg_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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unsigned int brg_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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void brg_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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void brg_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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