81 lines
3.0 KiB
C
81 lines
3.0 KiB
C
|
// Copyright (c) 2023 Cesanta Software Limited
|
||
|
|
// All rights reserved
|
||
|
|
|
||
|
|
#include "hal.h"
|
||
|
|
#include "mongoose.h"
|
||
|
|
#include "main.h"
|
||
|
|
#include "cmsis_os.h"
|
||
|
|
|
||
|
|
#define BLINK_PERIOD_MS 1000 // LED blinking period in millis
|
||
|
|
|
||
|
|
|
||
|
|
void mg_random(void *buf, size_t len) { // Use on-board RNG
|
||
|
|
extern RNG_HandleTypeDef hrng;
|
||
|
|
for (size_t n = 0; n < len; n += sizeof(uint32_t)) {
|
||
|
|
uint32_t r;
|
||
|
|
HAL_RNG_GenerateRandomNumber(&hrng, &r);
|
||
|
|
memcpy((char *) buf + n, &r, n + sizeof(r) > len ? len - n : sizeof(r));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void timer_fn(void *arg) {
|
||
|
|
struct mg_tcpip_if *ifp = arg; // And show
|
||
|
|
const char *names[] = {"down", "up", "ready"}; // network stats
|
||
|
|
MG_INFO(("Ethernet: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u",
|
||
|
|
names[ifp->state], mg_print_ip4, &ifp->ip, ifp->nrecv, ifp->nsent,
|
||
|
|
ifp->ndrop, ifp->nerr));
|
||
|
|
}
|
||
|
|
|
||
|
|
static void server(const void *args) {
|
||
|
|
struct mg_mgr mgr; // Initialise Mongoose event manager
|
||
|
|
mg_mgr_init(&mgr); // and attach it to the interface
|
||
|
|
mg_log_set(MG_LL_DEBUG); // Set log level
|
||
|
|
|
||
|
|
// Initialise Mongoose network stack
|
||
|
|
// Specify MAC address, and IP/mask/GW in network byte order for static
|
||
|
|
// IP configuration. If IP/mask/GW are unset, DHCP is going to be used
|
||
|
|
struct mg_tcpip_driver_stm32_data driver_data = {.mdc_cr = 4};
|
||
|
|
struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
|
||
|
|
.driver = &mg_tcpip_driver_stm32,
|
||
|
|
.driver_data = &driver_data};
|
||
|
|
mg_tcpip_init(&mgr, &mif);
|
||
|
|
mg_timer_add(&mgr, BLINK_PERIOD_MS, MG_TIMER_REPEAT, timer_fn, &mif);
|
||
|
|
|
||
|
|
MG_INFO(("MAC: %M. Waiting for IP...", mg_print_mac, mif.mac));
|
||
|
|
while (mif.state != MG_TCPIP_STATE_READY) {
|
||
|
|
mg_mgr_poll(&mgr, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
MG_INFO(("Initialising application..."));
|
||
|
|
extern void device_dashboard_fn(struct mg_connection *, int, void *, void *);
|
||
|
|
mg_http_listen(&mgr, "http://0.0.0.0", device_dashboard_fn, NULL);
|
||
|
|
|
||
|
|
MG_INFO(("Starting event loop"));
|
||
|
|
for (;;) mg_mgr_poll(&mgr, 1); // Infinite event loop
|
||
|
|
(void) args;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void blinker(const void *args) {
|
||
|
|
for (;;) {
|
||
|
|
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_7); // Blink On-board blue LED
|
||
|
|
osDelay(BLINK_PERIOD_MS); // CMSIS-RTOS v1 uses milliseconds
|
||
|
|
}
|
||
|
|
(void) args;
|
||
|
|
}
|
||
|
|
|
||
|
|
extern void mx_init(void);
|
||
|
|
osThreadDef(server, osPriorityNormal, 1, 8192); // Create the server thread with a stack size of 8KB
|
||
|
|
osThreadDef(blinker, osPriorityNormal, 1, 0); // Create the blinker thread with default stack size
|
||
|
|
|
||
|
|
int main(void) { // this is not actually baremetal main() but the "main" thread
|
||
|
|
osKernelInitialize(); // Stop kernel
|
||
|
|
mx_init(); // Setup clock and all peripherals configured in CubeMX
|
||
|
|
// Initialise random number generator
|
||
|
|
// Initialise ethernet pins
|
||
|
|
osThreadCreate(osThread(blinker), NULL); // Create the blinker thread
|
||
|
|
osThreadCreate(osThread(server), NULL); // Create the server thread
|
||
|
|
osKernelStart(); // Start kernel again and exit main thread
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|