/* -*- c++ -*- */
/*
- * Copyright 2007,2008 Free Software Foundation, Inc.
+ * Copyright 2007,2008,2009 Free Software Foundation, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
static unsigned char exp_seqno __attribute__((unused)) = 0;
-static bool
-burn_mac_addr(const op_burn_mac_addr_t *p)
+static inline bool
+sync_to_pps(const op_generic_t *p)
{
- return ethernet_set_mac_addr(&p->addr);
+ timesync_regs->sync_on_next_pps = 1;
+ //putstr("SYNC to PPS\n");
+ return true;
}
static bool
-sync_to_pps(const op_generic_t *p)
+sync_every_pps(const op_generic_t *p)
{
- timesync_regs->sync_on_next_pps = 1;
- putstr("SYNC to PPS\n");
+ if (p->ok)
+ timesync_regs->tick_control |= TSC_TRIGGER_EVERYPPS;
+ else
+ timesync_regs->tick_control &= ~TSC_TRIGGER_EVERYPPS;
+
return true;
}
-static bool
+static inline bool
config_mimo_cmd(const op_config_mimo_t *p)
{
clocks_mimo_config(p->flags);
set_reply_hdr(u2_eth_packet_t *reply_pkt, u2_eth_packet_t const *cmd_pkt)
{
reply_pkt->ehdr.dst = cmd_pkt->ehdr.src;
+ reply_pkt->ehdr.src = *ethernet_mac_addr();
reply_pkt->ehdr.ethertype = U2_ETHERTYPE;
reply_pkt->thdr.flags = 0;
reply_pkt->thdr.fifo_status = 0; // written by protocol engine
interp = interp >> 1;
}
- if (interp < MIN_INTERP || interp > MAX_INTERP)
+ if (interp < MIN_CIC_INTERP || interp > MAX_CIC_INTERP)
ok = false;
else {
dsp_tx_regs->interp_rate = (hb1<<9) | (hb2<<8) | interp;
decim = decim >> 1;
}
- if (decim < MIN_DECIM || decim > MAX_DECIM)
+ if (decim < MIN_CIC_DECIM || decim > MAX_CIC_DECIM)
ok = false;
else {
dsp_rx_regs->decim_rate = (hb1<<9) | (hb2<<8) | decim;
{
op_generic_t *r = (op_generic_t *) reply_payload;
- putstr("peek: addr="); puthex32(p->addr);
- printf(" bytes=%u\n", p->bytes);
+ //putstr("peek: addr="); puthex32(p->addr);
+ //printf(" bytes=%u\n", p->bytes);
- if (reply_payload_space < (sizeof(*r) + p->bytes)) {
+ if ((reply_payload_space < (sizeof(*r) + p->bytes)) ||
+ p->bytes > MAX_SUBPKT_LEN - sizeof(op_generic_t)) {
putstr("peek: insufficient reply packet space\n");
return 0; // FIXME do partial read?
}
r->rid = p->rid;
r->ok = true;
- memcpy_wa(reply_payload+sizeof(*r), p->addr, p->bytes);
+ memcpy_wa(reply_payload+sizeof(*r), (void *)p->addr, p->bytes);
+
+ return r->len;
+}
+
+static bool
+poke_cmd(const op_poke_t *p)
+{
+ int bytes = p->len - sizeof(*p);
+ //putstr("poke: addr="); puthex32(p->addr);
+ //printf(" bytes=%u\n", bytes);
+
+ uint8_t *src = (uint8_t *)p + sizeof(*p);
+ memcpy_wa((void *)p->addr, src, bytes);
+
+ return true;
+}
+
+static bool
+set_lo_offset_cmd(const op_freq_t *p)
+{
+ u2_fxpt_freq_t f = u2_fxpt_freq_from_hilo(p->freq_hi, p->freq_lo);
+ if (p->opcode == OP_SET_TX_LO_OFFSET)
+ return db_set_lo_offset(tx_dboard, f);
+ else
+ return db_set_lo_offset(rx_dboard, f);
+}
+
+static size_t
+gpio_read_cmd(const op_gpio_t *p,
+ void *reply_payload, size_t reply_payload_space)
+{
+ op_gpio_read_reply_t *r = (op_gpio_read_reply_t *) reply_payload;
+ if (reply_payload_space < sizeof(*r)) // no room
+ return 0;
+
+ // Build reply subpacket
+
+ r->opcode = OP_GPIO_READ_REPLY;
+ r->len = sizeof(op_gpio_read_reply_t);
+ r->rid = p->rid;
+ r->ok = true;
+ r->mbz = 0;
+ r->value = hal_gpio_read(p->bank);
return r->len;
}
op_generic_t *r = (op_generic_t *) reply_payload;
if (reply_payload_space < sizeof(*r))
return 0; // no room
-
+
r->opcode = p->opcode | OP_REPLY_BIT;
r->len = sizeof(*r);
r->rid = p->rid;
r->ok = ok;
-
+
return r->len;
}
op_generic_t *r = (op_generic_t *) reply_payload;
if (reply_payload_space < sizeof(*r))
return 0; // no room
-
+
r->opcode = OP_EOP;
r->len = sizeof(*r);
r->rid = 0;
r->ok = 0;
-
+
return r->len;
}
unsigned char reply[sizeof(u2_eth_packet_t) + 4 * sizeof(u2_subpkt_t)] _AL4;
unsigned char *reply_payload = &reply[sizeof(u2_eth_packet_t)];
int reply_payload_space = sizeof(reply) - sizeof(u2_eth_packet_t);
-
+
// initialize reply
memset(reply, 0, sizeof(reply));
set_reply_hdr((u2_eth_packet_t *) reply, pkt);
-
+
// point to beginning of payload (subpackets)
unsigned char *payload = ((unsigned char *) pkt) + sizeof(u2_eth_packet_t);
int payload_len = len - sizeof(u2_eth_packet_t);
-
+
size_t subpktlen = 0;
+ bool ok = false;
while (payload_len >= sizeof(op_generic_t)){
const op_generic_t *gp = (const op_generic_t *) payload;
subpktlen = 0;
+ // printf("\nopcode = %d\n", gp->opcode);
+
switch(gp->opcode){
case OP_EOP: // end of subpackets
goto end_of_subpackets;
break;
case OP_CONFIG_TX_V2:
- subpktlen = config_tx_v2_cmd((op_config_tx_v2_t *) payload,
- reply_payload, reply_payload_space);
+ subpktlen = config_tx_v2_cmd((op_config_tx_v2_t *) payload, reply_payload, reply_payload_space);
break;
case OP_CONFIG_RX_V2:
- subpktlen = config_rx_v2_cmd((op_config_rx_v2_t *) payload,
- reply_payload, reply_payload_space);
+ subpktlen = config_rx_v2_cmd((op_config_rx_v2_t *) payload, reply_payload, reply_payload_space);
break;
case OP_START_RX_STREAMING:
start_rx_streaming_cmd(&pkt->ehdr.src, (op_start_rx_streaming_t *) payload);
- subpktlen = generic_reply(gp, reply_payload, reply_payload_space, true);
- break;
+ ok = true;
+ goto generic_reply;
case OP_STOP_RX:
stop_rx_cmd();
- subpktlen = generic_reply(gp, reply_payload, reply_payload_space, true);
- break;
+ ok = true;
+ goto generic_reply;
case OP_BURN_MAC_ADDR:
- subpktlen = generic_reply(gp, reply_payload, reply_payload_space,
- burn_mac_addr((op_burn_mac_addr_t *) payload));
- break;
+ ok = ethernet_set_mac_addr(&((op_burn_mac_addr_t *)payload)->addr);
+ goto generic_reply;
case OP_CONFIG_MIMO:
- subpktlen = generic_reply(gp, reply_payload, reply_payload_space,
- config_mimo_cmd((op_config_mimo_t *) payload));
- break;
+ ok = config_mimo_cmd((op_config_mimo_t *) payload);
+ goto generic_reply;
case OP_READ_TIME:
subpktlen = read_time_cmd(gp, reply_payload, reply_payload_space);
break;
case OP_SYNC_TO_PPS:
- subpktlen = generic_reply(gp, reply_payload, reply_payload_space,
- sync_to_pps((op_generic_t *) payload));
- break;
+ sync_to_pps((op_generic_t *) payload);
+ ok = true;
+ goto generic_reply;
case OP_PEEK:
subpktlen = peek_cmd((op_peek_t *)payload, reply_payload, reply_payload_space);
break;
+ case OP_POKE:
+ ok = poke_cmd((op_poke_t *)payload);
+ goto generic_reply;
+
+ case OP_SET_TX_LO_OFFSET:
+ case OP_SET_RX_LO_OFFSET:
+ ok = set_lo_offset_cmd((op_freq_t *)payload);
+ goto generic_reply;
+
+ case OP_RESET_DB:
+ db_init();
+ ok = true;
+ goto generic_reply;
+
+ case OP_SYNC_EVERY_PPS:
+ ok = sync_every_pps((op_generic_t *) payload);
+ goto generic_reply;
+
+ case OP_GPIO_SET_DDR:
+ ok = true;
+ hal_gpio_set_ddr(((op_gpio_t *)payload)->bank,
+ ((op_gpio_t *)payload)->value,
+ ((op_gpio_t *)payload)->mask);
+ goto generic_reply;
+
+ case OP_GPIO_SET_SELS:
+ ok = true;
+ hal_gpio_set_sels(((op_gpio_set_sels_t *)payload)->bank,
+ (char *)(&((op_gpio_set_sels_t *)payload)->sels));
+ goto generic_reply;
+
+ case OP_GPIO_READ:
+ subpktlen = gpio_read_cmd((op_gpio_t *) payload, reply_payload, reply_payload_space);
+ break;
+
+ case OP_GPIO_WRITE:
+ ok = true;
+ hal_gpio_write(((op_gpio_t *)payload)->bank,
+ ((op_gpio_t *)payload)->value,
+ ((op_gpio_t *)payload)->mask);
+ goto generic_reply;
+
+ case OP_GPIO_STREAM:
+ ok = true;
+ dsp_rx_regs->gpio_stream_enable = (uint32_t)((op_gpio_t *)payload)->value;
+ goto generic_reply;
+
+ // Add new opcode handlers here
+
+ generic_reply:
+ subpktlen = generic_reply(gp, reply_payload, reply_payload_space, ok);
+ break;
+
default:
printf("app_common_v2: unhandled opcode = %d\n", gp->opcode);
break;
link_changed_callback(int speed)
{
link_is_up = speed != 0;
- hal_set_leds(link_is_up ? 0x20 : 0x0, 0x20);
+ hal_set_leds(link_is_up ? LED_RJ45 : 0x0, LED_RJ45);
printf("\neth link changed: speed = %d\n", speed);
}