File content as of revision 1:f4a7a48a5f2b:

// @autor: jeremie@wizzilab.com
// @date: 2017-05-02

#include "mbed.h"
#include "rtos.h"
#include "DebouncedInterrupt.h"
#include "WizziDebug.h"
#include "WizziCom.h"

#include "hwcfg.h"
#include "files.h"
#include "ram_fs.h"
#include "modem_callbacks.h"

#include "revision.h"
#include "alp_spec.h"
#include "alp_helpers.h"
#include "modem_ref.h"
#include "kal_fs.h"
#include "d7a_1x.h"
#include "alp.h"


WizziCom* g_modem_com;
Semaphore button_user(0);
Semaphore modem_ready(0);

uint8_t g_main_id, g_report_id;

TYPEDEF_STRUCT_PACKED {
    uint8_t type;
    d7a_sp_cfg_t cfg;
} alp_d7a_itf_t;

#define D7A_CTF_VAL(mant,exp)   ((uint8_t)(mant|(exp<<5)))
#define ALP_ITF_TYPE_D7A        0xD7
alp_d7a_itf_t alarm_itf = {
    .type                           = ALP_ITF_TYPE_D7A,
    .cfg.to                         = 0,
    .cfg.te                         = 0,
    .cfg.qos.bf.record              = 0,
    .cfg.qos.bf.stop_on_err         = 0,
    .cfg.qos.bf.resp                = D7A_RESP_PREFERRED,
    .cfg.addressee.ctrl.bf.nls      = D7A_NLS_AES_CCM_64,
    .cfg.addressee.ctrl.bf.idf      = D7A_ID_NBID,
    .cfg.addressee.xcl.bf           = {.s = 0x2, .m = 0x1},// XXX D7A_XCL_GW,
    .cfg.addressee.id[0]            = D7A_CTF_VAL(1,1),
    .cfg.qos.bf.retry               = 1 // XXX WM_RPOL_RARE_SINGLE_CHECK,
};

#define MY_D7_ITF_SIZE(_itf) (1+my_alp_itf_d7a_cfg_size(&(_itf)->cfg))
int my_alp_itf_d7a_cfg_size(d7a_sp_cfg_t* cfg)
{
    int size = sizeof(d7a_sp_cfg_t) - sizeof(d7a_addressee_t);
    size += D7A_ADDR_LEN(cfg->addressee.ctrl);
    return size;
}

// Interrupt Service Routine on button press.
void button_push_isr( void )
{
    button_user.release();
}

void button_user_thread()
{
    uint8_t alarm;
    
    FPRINT("(id:0x%08x)\r\n", osThreadGetId());
    
    // Load alarm value
    ram_fs_read(FID_ALARM, 0, 1, &alarm);
    
    // Send initial value
    modem_send_file_content((uint8_t*)&alarm_itf, MY_D7_ITF_SIZE(&alarm_itf), FID_ALARM, &alarm, 0, 1, g_main_id);
    modem_ready.wait();
    
    while (true)
    {
        // Wait for button press
        button_user.wait();
        
        // load/save value to keep choerency in case of remote access...
        ram_fs_read(FID_ALARM, 0, 1, &alarm);

        // Toggle alarm state
        alarm = !alarm;
        
        ram_fs_write(FID_ALARM, 0, 1, &alarm);
        
        PRINT("BUTTON ALARM %d\r\n", alarm);
                    
        modem_send_file_content((uint8_t*)&alarm_itf, MY_D7_ITF_SIZE(&alarm_itf), FID_ALARM, &alarm, 0, 1, g_main_id);
        modem_ready.wait();
    }
}

// Misc
// ============================================================{{{

void my_get_alp_file_props(uint8_t fid, alp_file_header_t* hdr)
{
    memcpy(hdr, ram_fs_get_header(fid), sizeof(alp_file_header_t));
}

void print_status(int status)
{
    switch (status)
    {
        case ALP_ERR_NONE:
            PRINT("Status: OK\n");
            break;
        case ALP_ERR_FILE_EXIST:
            PRINT("Status: Already registered\n");
            break;
        default:
            PRINT("Status: error %d\n", status);
            break;
    }
}

void print_resp(int status)
{
    switch (status)
    {
        case ALP_ERR_NONE:
            PRINT("Resp: OK\n");
            break;
        case ALP_ERR_FILE_EXIST:
            PRINT("Resp: Already registered\n");
            break;
        default:
            PRINT("Resp: error %d\n", status);
            break;
    }
}

// ============================================================}}}

// Serial adapters to WizziLab's own architecture
// ============================================================{{{

void my_serial_input(WizziCom* com, WizziComPacket_t* pkt)
{
    modem_input(wizzicom_type_to_flow(pkt->type), pkt->data, pkt->length);
    FREE(pkt);
}

int my_serial_send(uint8_t* data1, uint8_t size1, uint8_t* data2, uint8_t size2)
{
    (void)size1;
    
    g_modem_com->send((WizziComPacketType)wizzicom_flow_to_type(data1[4]), size2, data2);

    return (size1 + size2);
}

modem_callbacks_t callbacks = {
    .read       = my_read,
    .write      = my_write,
    .read_fprop = my_read_fprop,
    .flush      = my_flush,
    .remove     = my_delete,
    .lqual      = my_lqual,
    .ldown      = my_ldown,
    .reset      = my_reset,
    .boot       = my_boot
};

// Callback for g_main_id User
void my_main_callback(uint8_t terminal, int8_t err, uint8_t id)
{
    (void)id;
    
    if (terminal)
    {    
        print_status(err);
        modem_ready.release();
    }
    else
    {
        print_resp(err);
    }
}

/*** Main function ------------------------------------------------------------- ***/
int main()
{
    // Start & initialize
    DBG_OPEN(DEBUG_LED);
    PRINT("\r\n--- Starting new run ---\r\n");
    FPRINT("(id:0x%08x)\r\n", osThreadGetId());
    
    alp_file_header_t hdr;
    static union {
        uint8_t      b[8];
        uint32_t     w[2];
    } uid;
    revision_t rev;
        
    // Open modem Com port
    g_modem_com = new WizziCom(MODEM_PIN_TX, MODEM_PIN_RX, MODEM_PIN_IRQ_OUT, MODEM_PIN_IRQ_IN);
    
    // Redirect All Port traffic to my_serial_input
    g_modem_com->attach(my_serial_input, WizziComPacketOther);

    modem_open(my_serial_send, &callbacks);
    
    g_main_id = modem_get_id(my_main_callback);

    PRINT("Start Modem Process (id=%d)\n", g_main_id);
    Thread::wait(1000);
    
    modem_read_file(0, (uint8_t*)&uid.b[0], 0, 8, g_main_id);
    modem_ready.wait();
    
    modem_read_file(2, (uint8_t*)&rev, 0, sizeof(revision_t), g_main_id);
    modem_ready.wait();
    
    PRINT("------------ D7A Modem infos ------------\r\n");
    PRINT_DATA(" - UID:              ", "%02X", uid.b, 8, "\r\n");
    PRINT(" - Manufacturer ID:  %08X\r\n", rev.manufacturer_id);
    PRINT(" - Device ID:        %08X\r\n", rev.device_id);
    PRINT(" - Hardware version: %08X\r\n", rev.hw_version);
    PRINT(" - Firmware version: v%d.%d.%d\r\n", rev.fw_version.major, rev.fw_version.minor, rev.fw_version.patch);
    PRINT(" - File system CRC:  0x%08x\r\n", rev.fs_crc);
    PRINT("-----------------------------------------\r\n");

    PRINT("Register Files\n");
    
    // The modem keeps file's headers permanently.
    // if the file header changed, you have to delete it before declaring
    // in order to update it.
    
    // HOST Revision is a local file. Uses D7AActP Notification.
    // Do not need to delete since it should never change
    ram_fs_new(FID_HOST_REV, (uint8_t*)&h_rev, (uint8_t*)&f_rev);
    my_get_alp_file_props(FID_HOST_REV, &hdr);
    modem_declare_file(FID_HOST_REV, &hdr, g_main_id);
    modem_ready.wait();

    // Button/Alarm is a local file. As we want to check the outcome of sending
    // this, don't use D7AActP Notification but rather plain ALP ITF Forwarding.
    // Declaration just allows remote access.
    // Always delete the file to updated it
    modem_delete_file(FID_ALARM, g_main_id);
    modem_ready.wait();
    ram_fs_new(FID_ALARM, (uint8_t*)&h_alarm, (uint8_t*)&f_alarm);
    my_get_alp_file_props(FID_ALARM, &hdr);
    modem_declare_file(FID_ALARM, &hdr, g_main_id);
    modem_ready.wait();

    // Configure URC: LQUAL on report file notification every 10 reports
    PRINT("Setup URCs\n");
    modem_enable_urc(ALP_URC_TYPE_LQUAL, IFID_REPORT, 10, true, g_main_id);
    modem_ready.wait();
    
    PRINT("Start D7A Stack\n");
    modem_activate_itf(ALP_ITF_TYPE_D7A, 24, 0, ALP_D7A_ISTAT_RESP , true, g_main_id);
    modem_ready.wait();
    
    PRINT("Notify Modem Version\n");
    modem_notify_file(FID_MODEM_REV, 0, SIZE_HOST_REV, g_main_id);
    modem_ready.wait();
    
    PRINT("Notify FW Version\n");
    modem_notify_file(FID_HOST_REV, 0, SIZE_HOST_REV, g_main_id);
    modem_ready.wait();

#ifdef DEBUG_BUTTON
    DebouncedInterrupt user_interrupt(DEBUG_BUTTON);
    user_interrupt.attach(button_push_isr, IRQ_FALL, 500, true);
    
    Thread but_th(osPriorityNormal, 2048, NULL);
    osStatus status = but_th.start(button_user_thread);
    ASSERT(status == osOK, "Failed to start but thread (err: %d)\r\n", status);
#endif

#ifdef DEBUG_LED
    DigitalOut my_led(DEBUG_LED);
#endif
    
    // Set main task to lowest priority
    osThreadSetPriority(osThreadGetId(), osPriorityIdle);
    while(true)
    {
        Thread::wait(500);
#ifdef DEBUG_LED
        my_led = !my_led;
#endif
    }
}