weatherstation/firmware/libraries/WiFi/extras/wifiHD/src/main.c

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/*
* main.c
*
* Created on: May 27, 2010
* Author: mlf by Metodo2 srl
*/
//#define _TEST_SPI_
#include <compiler.h>
#include "board.h"
#include "gpio.h"
#include <stdint.h>
#include "wl_api.h"
#include "wl_cm.h"
#include "lwip/init.h"
#include "lwip/dhcp.h"
#include "lwip/dns.h"
#include "lwip/tcp.h"
#include "netif/etharp.h"
#include "netif/wlif.h"
#include "board_init.h"
#include "trace.h"
#include "timer.h"
#include "util.h"
#include "cmd_wl.h"
#include "ping.h"
#include "ard_tcp.h"
#include "spi.h"
#include "ard_spi.h"
#include "delay.h"
#include "tc.h"
#include "debug.h"
#include "ard_utils.h"
#include <lwip_setup.h>
/* FIRMWARE version */
const char* fwVersion = "1.1.0";
#if BOARD == ARDUINO
#if !defined(DATAFLASH)
#include "wl_fw.h"
int fw_download_init(void) { return 0;}
void fw_download_cb(void* ctx, uint8_t** buf, uint32_t* len)
{
//printk("Fw download not available!\n");
/* remember accross different calls */
static uint8_t* _fw_buf = (uint8_t*)&fw_buf[0];
static uint32_t offset = 0;
/* when firmware download is completed, this function will be invoked
* on additional time with the input value of len set to 0. we can free
* the firmware buffer at this time since it's no longer needed.
*/
if (*len == 0) {
return;
}
/* decide how much to read. we know *len bytes remains, but we only have
* room for SECTOR_SIEZ bytes in our buffer (fw_buf)
*/
uint32_t fw_len = *len;
*buf = (_fw_buf+offset);
*len = fw_len;
/* we need to know where to start reading upon next call */
offset += fw_len;
}
#else
#include "fw_download.h"
#endif
#endif
bool ifStatus = false;
bool scanNetCompleted = false;
static bool initSpiComplete = false;
// variable used as enable flag for debug prints
DEFINE_DEBUG_VARIABLES();
/**
*
*/
static void
wl_cm_scan_cb(void* ctx)
{
INFO_INIT("Scan Completed!\n");
scanNetCompleted=true;
}
/**
*
*/
static void
wl_cm_conn_cb(struct wl_network_t* net, void* ctx)
{
struct ctx_server* hs = ctx;
LINK_LED_ON();
INFO_INIT("Connection cb...\n");
printk("link up, connected to \"%s\"\n", ssid2str(&net->ssid));
if ( hs->net_cfg.dhcp_enabled == DYNAMIC_IP_CONFIG ) {
INFO_INIT("Start DHCP...\n");
printk("requesting dhcp ... ");
int8_t result = dhcp_start(hs->net_cfg.netif);
printk((result==ERR_OK)?"OK\n":"FAILED\n");
hs->net_cfg.dhcp_running = 1;
}
else {
netif_set_up(hs->net_cfg.netif);
}
INFO_INIT("Start DNS...\n");
dns_init();
}
/**
*
*/
static void
wl_cm_disconn_cb(void* ctx)
{
struct ctx_server* hs = ctx;
LINK_LED_OFF();
INFO_INIT("Disconnection cb...\n");
if (hs->net_cfg.dhcp_running) {
printk("link down, release dhcp\n");
dhcp_release(hs->net_cfg.netif);
dhcp_stop(hs->net_cfg.netif);
hs->net_cfg.dhcp_running = 0;
} else {
printk("link down\n");
netif_set_down(hs->net_cfg.netif);
}
set_result_cmd(WL_FAILURE);
}
#if 0
static void wl_cm_err_cb(void* ctx)
{
int err = *(int*)ctx;
WARN("Error: %d\n", err);
set_result_cmd(err);
}
#endif
/**
*
*/
static void
ip_status_cb(struct netif* netif)
{
INFO_INIT("IP status cb...\n");
if (netif_is_up(netif)) {
set_result_cmd(WL_SUCCESS);
printk("bound to %s\n", ip2str(netif->ip_addr));
ifStatus = true;
}else{
ifStatus = false;
closeConnections();
WARN("Interface not up!\n");
}
}
/**
*
*/
void
led_init(void)
{
gpio_enable_gpio_pin(LED0_GPIO);
gpio_enable_gpio_pin(LED1_GPIO);
gpio_enable_gpio_pin(LED2_GPIO);
LINK_LED_OFF();
ERROR_LED_OFF();
DATA_LED_OFF();
}
void tc_init(void)
{
// The timer/counter instance and channel number are used in several functions.
// It's defined as local variable for ease-of-use causes and readability.
volatile avr32_tc_t *tc = WIFI_TC;
// Options for waveform genration.
tc_waveform_opt_t waveform_opt =
{
.channel = WIFI_TC_CHANNEL_ID, // Channel selection.
.bswtrg = TC_EVT_EFFECT_NOOP, // Software trigger effect on TIOB.
.beevt = TC_EVT_EFFECT_NOOP, // External event effect on TIOB.
.bcpc = TC_EVT_EFFECT_NOOP, // RC compare effect on TIOB.
.bcpb = TC_EVT_EFFECT_NOOP, // RB compare effect on TIOB.
.aswtrg = TC_EVT_EFFECT_NOOP, // Software trigger effect on TIOA.
.aeevt = TC_EVT_EFFECT_NOOP, // External event effect on TIOA.
.acpc = TC_EVT_EFFECT_TOGGLE, // RC compare effect on TIOA: toggle.
.acpa = TC_EVT_EFFECT_TOGGLE, // RA compare effect on TIOA: toggle (other possibilities are none, set and clear).
.wavsel = TC_WAVEFORM_SEL_UP_MODE_RC_TRIGGER,// Waveform selection: Up mode with automatic trigger(reset) on RC compare.
.enetrg = FALSE, // External event trigger enable.
.eevt = TC_EXT_EVENT_SEL_TIOB_INPUT, // External event selection.
.eevtedg = TC_SEL_NO_EDGE, // External event edge selection.
.cpcdis = FALSE, // Counter disable when RC compare.
.cpcstop = FALSE, // Counter clock stopped with RC compare.
.burst = TC_BURST_NOT_GATED, // Burst signal selection.
.clki = TC_CLOCK_RISING_EDGE, // Clock inversion.
.tcclks = TC_CLOCK_SOURCE_TC2 // Internal source clock 3, connected to fPBA / 2.
};
// Assign I/O to timer/counter channel pin & function.
gpio_enable_module_pin(WIFI_TC_CHANNEL_PIN, WIFI_TC_CHANNEL_FUNCTION);
// Initialize the timer/counter.
tc_init_waveform(tc, &waveform_opt); // Initialize the timer/counter waveform.
// Set the compare triggers.
tc_write_ra(tc, WIFI_TC_CHANNEL_ID, 0x01A4); // Set RA value.
tc_write_rc(tc, WIFI_TC_CHANNEL_ID, 0x0348); // Set RC value.
// Start the timer/counter.
tc_start(tc, WIFI_TC_CHANNEL_ID);
}
/**
*
*/
void
poll(struct ctx_server* hs)
{
/* this will trigger any scheduled timer callbacks */
timer_poll();
/* handle console input */
console_poll();
/* wl api 'tick' */
wl_tick(timer_get_ms());
/* lwip driver poll */
wlif_poll(hs->net_cfg.netif);
if (initSpiComplete) spi_poll(hs->net_cfg.netif);
#ifdef WITH_GUI
gui_exec(timer_get_ms());
#endif
}
void initShell(void* ctx)
{
/* initialize shell */
INFO_INIT("Shell init...\n");
console_init();
console_add_cmd("scan", cmd_scan, NULL);
console_add_cmd("connect", cmd_connect, NULL);
console_add_cmd("setkey", cmd_setkey, NULL);
console_add_cmd("status", cmd_status, ctx);
console_add_cmd("debug", cmd_debug, NULL);
console_add_cmd("dumpBuf", cmd_dumpBuf, NULL);
console_add_cmd("ipconfig", cmd_set_ip, ctx);
#ifdef ADD_CMDS
console_add_cmd("powersave", cmd_power, NULL);
console_add_cmd("psconf", cmd_psconf, NULL);
#endif
#ifdef PING_CMD
console_add_cmd("ping", cmd_ping, NULL);
#endif
console_add_cmd("ttcp", cmd_ttcp, NULL);
#ifdef WITH_WPA
console_add_cmd("wpass", cmd_setpass, NULL);
console_add_cmd("dpass", cmd_delpass, NULL);
#endif
#ifdef _SPI_STATS_
console_add_cmd("spiStat", cmd_statSpi, NULL);
console_add_cmd("resetSpiStat", cmd_resetStatSpi, NULL);
#endif
#ifdef _DNS_CMD_
console_add_cmd("getHost", cmd_gethostbyname, NULL);
console_add_cmd("setDNS", cmd_setDnsServer, NULL);
#endif
console_add_cmd("startSrv", cmd_startSrv, NULL);
console_add_cmd("startCli", cmd_startCli, NULL);
console_add_cmd("sendUdp", cmd_sendUdpData, NULL);
}
/**
*
*/
void
wl_init_complete_cb(void* ctx)
{
struct ctx_server *hs = ctx;
struct ip_addr ipaddr, netmask, gw;
wl_err_t wl_status;
if (hs->net_cfg.dhcp_enabled == INIT_IP_CONFIG)
{
IP4_ADDR(&gw, 0,0,0,0);
IP4_ADDR(&ipaddr, 0,0,0,0);
IP4_ADDR(&netmask, 0,0,0,0);
/* default is dhcp enabled */
hs->net_cfg.dhcp_enabled = DYNAMIC_IP_CONFIG;
}
start_ip_stack(&hs->net_cfg,
ipaddr,
netmask,
gw);
netif_set_status_callback(hs->net_cfg.netif, ip_status_cb);
INFO_INIT("Starting CM...\n");
/* start connection manager */
wl_status = wl_cm_init(wl_cm_scan_cb, wl_cm_conn_cb, wl_cm_disconn_cb, hs);
ASSERT(wl_status == WL_SUCCESS, "failed to init wl conn mgr");
wl_cm_start();
wl_scan();
if (initSpi(hs)){
WARN("Spi not initialized\n");
}else
{
initSpiComplete = true;
AVAIL_FOR_SPI();
}
hs->wl_init_complete = 1;
}
void startup_init(void)
{
INIT_SIGNAL_FOR_SPI();
BUSY_FOR_SPI();
// if DEBUG enabled use DEB_PIN_GPIO for debug purposes
DEB_PIN_ENA();
DEB_PIN_ENA(2);
DEB_PIN_UP();
DEB_PIN_UP(2);
}
const char timestamp[] = __TIMESTAMP__;
/**
*
*/
int
main(void)
{
wl_err_t wl_status;
int status;
struct ctx_server *hs;
enum wl_host_attention_mode mode;
startup_init();
board_init();
led_init();
tc_init();
delay_init(FOSC0);
#ifdef _TEST_SPI_
for (;;)
{
/* handle console input */
console_poll();
spi_poll(NULL);
}
#else
printk("Arduino Wifi Startup... [%s]\n", timestamp);
size_t size_ctx_server = sizeof(struct ctx_server);
hs = calloc(1, size_ctx_server);
ASSERT(hs, "out of memory");
size_t size_netif = sizeof(struct netif);
hs->net_cfg.netif = calloc(1, size_netif);
ASSERT(hs->net_cfg.netif, "out of memory");
hs->net_cfg.dhcp_enabled = INIT_IP_CONFIG;
INFO_INIT("hs:%p size:0x%x netif:%p size:0x%x\n", hs, size_ctx_server,
hs->net_cfg.netif, size_netif);
initShell(hs);
timer_init(NULL, NULL);
lwip_init();
status = fw_download_init();
ASSERT(status == 0, "failed to prepare for firmware download\n");
wl_status = wl_transport_init(fw_read_cb, hs, &mode);
if (wl_status != WL_SUCCESS)
goto err;
INFO_INIT("Mode: 0x%x\n", mode);
wl_status = wl_init(hs, wl_init_complete_cb, mode);
if (wl_status != WL_SUCCESS)
goto err;
/* start main loop */
for (;;)
poll(hs);
err:
/* show error message on console and display if wlan initialization fails */
#define WL_CARD_FAILURE_STR "Could not detect wl device, aborting\n"
#define WL_FIRMWARE_INVALID_STR "Invalid firmware data, aborting\n"
#define WL_OTHER_FAILURE_STR "Failed to start wl initialization\n"
switch (wl_status) {
case WL_CARD_FAILURE:
printk(WL_CARD_FAILURE_STR);
break;
case WL_FIRMWARE_INVALID:
printk(WL_FIRMWARE_INVALID_STR);
break;
default:
printk(WL_OTHER_FAILURE_STR);
break;
}
for (;;) {
timer_poll();
}
#endif
}