Revision 18:51b15d8bf2fe, committed 2021-10-29

Comitter:

marin_wizzi

Date:

Fri Oct 29 12:55:52 2021 +0000

Parent:

17:3e6083d76bc6

Commit message:

Compatible with 6.2 modem version

Changed in this revision

diff -r 3e6083d76bc6 -r 51b15d8bf2fe CRC.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CRC.lib	Fri Oct 29 12:55:52 2021 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/teams/WizziLab/code/CRC/#88116ae677af

diff -r 3e6083d76bc6 -r 51b15d8bf2fe files.cpp
--- a/files.cpp	Thu May 28 09:22:46 2020 +0000
+++ b/files.cpp	Fri Oct 29 12:55:52 2021 +0000
@@ -63,6 +63,9 @@
     .alloc= HAL_U32_BYTE_SWAP((uint32_t)(_size))\
 }
 
+
+#define DATA_FILE_SENSOR_VALUE(name,_size) int32_t f_sensor_value_##name[_size] = {0}
+
 HEADER_FILE_SENSOR_CONFIG(mag);
 HEADER_FILE_SENSOR_CONFIG(acc);
 HEADER_FILE_SENSOR_CONFIG(gyr);
@@ -81,6 +84,15 @@
 HEADER_FILE_SENSOR_VALUE(tem2, 1*sizeof(int32_t));
 HEADER_FILE_SENSOR_VALUE(light, 1*sizeof(int32_t));
 
+DATA_FILE_SENSOR_VALUE(mag, 3);
+DATA_FILE_SENSOR_VALUE(acc, 3);
+DATA_FILE_SENSOR_VALUE(gyr, 3);
+DATA_FILE_SENSOR_VALUE(pre, 1);
+DATA_FILE_SENSOR_VALUE(hum, 1);
+DATA_FILE_SENSOR_VALUE(tem1, 1);
+DATA_FILE_SENSOR_VALUE(tem2, 1);
+DATA_FILE_SENSOR_VALUE(light, 1);
+
 sensor_config_t f_sensor_config_mag = {
     .report_type = REPORT_ON_DIFFERENCE,
     .read_period = 1000,

diff -r 3e6083d76bc6 -r 51b15d8bf2fe files.h
--- a/files.h	Thu May 28 09:22:46 2020 +0000
+++ b/files.h	Fri Oct 29 12:55:52 2021 +0000
@@ -7,6 +7,14 @@
 #include "alp_helpers.h"
 #include "modem_ref.h"
 
+TYPEDEF_STRUCT_PACKED {
+    uint8_t fid;
+    uint32_t offset;
+    uint32_t length;
+} touch_t;
+
+extern Queue<touch_t, 8> g_file_modified;
+
 // Types of reporting
 typedef enum 
 {
@@ -39,7 +47,8 @@
 #define FILE_DECLARE_SENSOR_CONFIG(name) extern const alp_file_header_t h_sensor_config_##name;\
     extern sensor_config_t f_sensor_config_##name
 
-#define FILE_DECLARE_SENSOR_VALUE(name) extern const alp_file_header_t h_sensor_value_##name
+#define FILE_DECLARE_SENSOR_VALUE(name) extern const alp_file_header_t h_sensor_value_##name;\
+    extern int32_t f_sensor_value_##name[]
 
 #define FID_SENSOR_CONFIG_MAG           132
 #define FID_SENSOR_CONFIG_ACC           133

diff -r 3e6083d76bc6 -r 51b15d8bf2fe main.cpp
--- a/main.cpp	Thu May 28 09:22:46 2020 +0000
+++ b/main.cpp	Fri Oct 29 12:55:52 2021 +0000
@@ -6,9 +6,10 @@
 #include "sensors.h"
 #include "sensors_cfg.h"
 #include "simul.h"
-#include "modem_ref_helper.h"
+#include "modem_d7a.h"
 #include "modem_callbacks.h"
 #include "files.h"
+#include "crc.h"
 
 #define MIN_REPORT_PERIOD   (10) // Seconds
 
@@ -19,10 +20,10 @@
 };
 
 Semaphore button_user(1);
-Semaphore modem_ready[MAX_USER_NB];
 Semaphore thread_ready(0);
 sensor_config_t g_light_config;
-Queue<void, 8> g_file_modified;
+int sensor_id = 0;
+Queue<touch_t, 8> g_file_modified;
 
 static bool report_ok(uint32_t last_report_time)
 {
@@ -37,20 +38,32 @@
 }
 
 // Check parameters to see if data should be send
-static bool report_needed(sensor_config_t* config, int32_t value, int32_t last_value, uint32_t last_report_time, uint8_t user_id)
+static bool report_needed(sensor_config_t* config, int32_t value, int32_t last_value, uint32_t last_report_time, uint8_t thread_id)
 {
-
+    char thread_name[10];        
+    switch (thread_id)
+    {
+        case 0: strcpy(thread_name,"Magnetometer"); break;
+        case 1: strcpy(thread_name,"Accelerometer"); break;
+        case 2: strcpy(thread_name,"Pressure"); break;
+        case 3: strcpy(thread_name,"Humidity"); break;
+        case 4: strcpy(thread_name,"Temperature sensor 1"); break;
+        case 5: strcpy(thread_name,"Temperature sensor 2"); break;
+        case 6: strcpy(thread_name,"Light sensor"); break;
+        default: strcpy(thread_name,"Unknown"); break;          
+    }
+        
     switch (config->report_type)
     {
         case REPORT_ALWAYS:
             // Send a report at each measure
-            PRINT("Report[%d] always\r\n", user_id);
+            PRINT("Report[%d] : %s always\r\n", thread_id, thread_name);
             return report_ok(last_report_time);
         case REPORT_ON_DIFFERENCE:
             // Send a report when the difference between the last reported measure and the current mesure is greater than max_diff
             if (abs(last_value - value) >= config->max_diff && config->max_diff)
             {
-                PRINT("Report[%d] on difference (last:%d new:%d max_diff:%d)\r\n", user_id, last_value, value, config->max_diff);
+                PRINT("Report[%d] : %s on difference (last:%d new:%d max_diff:%d)\r\n", thread_id, thread_name, last_value, value, config->max_diff);
                 return report_ok(last_report_time);
             }
             break;
@@ -61,7 +74,7 @@
                 || (value < config->threshold_high  && last_value >= config->threshold_high)
                 || (value > config->threshold_low   && last_value <= config->threshold_low))
             {
-                PRINT("Report[%d] on threshold (last:%d new:%d th:%d tl:%d)\r\n", user_id, last_value, value, config->threshold_high, config->threshold_low);
+                PRINT("Report[%d] : %s on threshold (last:%d new:%d th:%d tl:%d)\r\n", thread_id, thread_name, last_value, value, config->threshold_high, config->threshold_low);
                 return report_ok(last_report_time);
             }
             break;
@@ -72,10 +85,9 @@
     // Send a report if it's been more than max_period since the last report
     if (((last_report_time/1000) >= config->max_period) && config->max_period)
     {
-        PRINT("Report[%d] on period (max_period:%d time:%d)\r\n", user_id, config->max_period, last_report_time);
+        PRINT("Report[%d] : %s on period (max_period:%d time:%d)\r\n", thread_id, thread_name, config->max_period, last_report_time);
         return report_ok(last_report_time);
     }
-
     return false;
 }
 
@@ -85,7 +97,7 @@
     button_user.release();
 }
 
-modem_callbacks_t callbacks = {
+modem_ref_callbacks_t callbacks = {
     .read       = my_read,
     .write      = my_write,
     .read_fprop = my_read_fprop,
@@ -99,20 +111,6 @@
     .busy       = my_busy,
 };
 
-// Callback for Users
-void my_main_callback(uint8_t terminal, int8_t err, uint8_t id)
-{
-    if (ALP_ERR_NONE > err)
-    {
-        PRINT("Status[%d]: ", id);
-        modem_print_error(ALP_ITF_TYPE_D7A, err);
-    }
-    
-    if (terminal)
-    {
-        modem_ready[id].release();
-    }
-}
 
 // -----------------------------------------------
 // Sensor Threads
@@ -155,7 +153,6 @@
         .config_file_id = FID_SENSOR_CONFIG_##NAME\
     }
 
-
 SENSOR_THREAD_CTX(mag, MAG, 3);
 SENSOR_THREAD_CTX(acc, ACC, 3);
 SENSOR_THREAD_CTX(gyr, GYR, 3);
@@ -167,17 +164,16 @@
 
 void thread_sensor()
 {
+    int thread_id = sensor_id++;
+    
     FPRINT("(id:0x%08x)\r\n", osThreadGetId());
 
     // To force a first report
     uint32_t last_report_time = 0xFFFFFFFF;
     sensor_thread_ctx_t* ctx = g_thread_ctx;
-    uint8_t user_id = modem_get_id(my_main_callback);
 
     // Get the sensor configuration
-    ram_fs_read(ctx->config_file_id, 0, sizeof(sensor_config_t), (uint8_t*)&(ctx->config));
-    
-    PRINT("Start sensor thread %d\n", user_id);
+    ram_fs_read(ctx->config_file_id, (uint8_t*)&(ctx->config), 0, sizeof(sensor_config_t));
     
     thread_ready.release();
     
@@ -196,11 +192,10 @@
         
         for (uint8_t i = 0; i < ctx->nb_values; i++)
         {
-            if (report_needed(&(ctx->config), ctx->current_value[i], ctx->last_report_value[i], last_report_time, user_id))
+            if (report_needed(&(ctx->config), ctx->current_value[i], ctx->last_report_value[i], last_report_time, thread_id))
             {
                 // Send notification
-                modem_write_file(ctx->value_file_id, ctx->current_value, 0, ctx->data_size, user_id);
-                modem_ready[user_id].acquire();
+                modem_write_file(ctx->value_file_id, ctx->current_value, 0, ctx->data_size);
                 
                 // Update last report value
                 memcpy(ctx->last_report_value, ctx->current_value, ctx->data_size);
@@ -230,28 +225,28 @@
         {
             // If a configuration file has been modified, update the context
             case FID_SENSOR_CONFIG_MAG:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(mag_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(mag_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_ACC:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(acc_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(mag_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_GYR:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(gyr_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_PRE:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(pre_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_HUM:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(hum_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_TEM1:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(tem1_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_TEM2:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(tem2_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;
             case FID_SENSOR_CONFIG_LIGHT:
-                ram_fs_read(fid, 0, sizeof(sensor_config_t), (uint8_t*)&(light_thread_ctx.config));
+                ram_fs_read(fid, (uint8_t*)&(gyr_thread_ctx.config), 0, sizeof(sensor_config_t));
                 break;                
             default:
                 break;
@@ -259,8 +254,6 @@
     }
 }
 
-Queue<void, 8> modem_resp;
-
 // Callback for button
 void my_response_callback(uint8_t terminal, int8_t err, uint8_t id)
 {
@@ -273,13 +266,13 @@
     
     if (terminal)
     {    
-        modem_resp.put((void*)MODEM_RESP_TERMINAL);
+        g_file_modified.put((touch_t*)MODEM_RESP_TERMINAL);
     }
     else
     {
         if (ALP_ERR_NONE == err)
         {
-            modem_resp.put((void*)MODEM_RESP_DONE);
+            g_file_modified.put((touch_t*)MODEM_RESP_DONE);
         }
     }
 }
@@ -292,8 +285,10 @@
     uint32_t resp;
     uint8_t alarm;
     d7a_sp_res_t istat;
-    uint8_t user_id = modem_get_id(my_response_callback);
+    alp_payload_t* alp;
+    alp_payload_t* alp_rsp;
     uint8_t nb = 0;
+    int err;
     
     alp_d7a_itf_t alarm_itf = {
         .type                           = ALP_ITF_TYPE_D7A,
@@ -308,7 +303,7 @@
     };
     
     // Load alarm value
-    ram_fs_read(FID_ALARM, 0, 1, &alarm);
+    ram_fs_read(FID_ALARM, &alarm, 0, 1);
     
     while (true)
     {
@@ -316,24 +311,27 @@
         button_user.acquire();
         
         // load/save value to keep coherence in case of remote access...
-        ram_fs_read(FID_ALARM, 0, 1, &alarm);
+        ram_fs_read(FID_ALARM, &alarm, 0, 1);
 
         // Initial value
         if (alarm != 255)
         {
             // Toggle alarm state
             alarm = !alarm;
-            ram_fs_write(FID_ALARM, 0, 1, &alarm);
+            ram_fs_write(FID_ALARM, &alarm, 0, 1);
         }
         
         PRINT("BUTTON ALARM %d\r\n", alarm);
         
         nb = 0;
-        modem_send_file_content((uint8_t*)&alarm_itf, D7_ITF_SIZE(&alarm_itf), (void*)&istat, FID_ALARM, &alarm, 0, 1, user_id);
+        alp = NULL;
+        alp = alp_payload_rsp_f_data(alp, FID_ALARM, &alarm, 0, 1);
+                
+        err = modem_remote_raw_alp((void*)&alarm_itf, alp, &alp_rsp, (uint32_t)15000);
         
         do
         {
-            evt = modem_resp.get();
+            evt = g_file_modified.get();
             resp = (evt.status == osEventMessage)? (uint32_t)evt.value.p : MODEM_RESP_NO;
             
             if (MODEM_RESP_DONE == resp)
@@ -353,14 +351,15 @@
         {
             // Toggle alarm state
             alarm = !!alarm;
-            ram_fs_write(FID_ALARM, 0, 1, &alarm);
+            ram_fs_write(FID_ALARM, &alarm, 0, 1);
         }
     }
 }
 
 // Todo for each sensor
-#define SENSOR_SETUP(NAME,name) modem_update_file(FID_SENSOR_VALUE_##NAME, (alp_file_header_t*)&h_sensor_value_##name, NULL);\
-            modem_update_file(FID_SENSOR_CONFIG_##NAME, (alp_file_header_t*)&h_sensor_config_##name, (uint8_t*)&f_sensor_config_##name);\
+#define SENSOR_SETUP(NAME,name) ram_fs_new(FID_SENSOR_VALUE_##NAME, (uint8_t*)&h_sensor_value_##name, (uint8_t*)f_sensor_value_##name); modem_declare_file(FID_SENSOR_VALUE_##NAME, (alp_file_header_t*)&h_sensor_value_##name);\
+            ram_fs_new(FID_SENSOR_CONFIG_##NAME, (uint8_t*)&h_sensor_config_##name, (uint8_t*)&f_sensor_config_##name);\
+            modem_declare_file(FID_SENSOR_CONFIG_##NAME, (alp_file_header_t*)&h_sensor_config_##name);\
             g_thread_ctx = &name##_thread_ctx;\
             Thread th_##name(osPriorityNormal, 1024, NULL);\
             status = th_##name.start(thread_sensor);\
@@ -384,37 +383,26 @@
           
     FPRINT("(id:0x%08x)\r\n", osThreadGetId());
     
-    modem_helper_open(&callbacks);
-    
-    uint8_t main_id = modem_get_id(my_main_callback);
+    modem_open(&callbacks);
     
     PRINT("Register Files\n");
-    modem_update_file(FID_ALARM, &h_alarm, (uint8_t*)&f_alarm);
-
-    // 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, main_id);
-    modem_ready[main_id].acquire();
+    ram_fs_new(FID_ALARM, (uint8_t*)&h_alarm, (uint8_t*)&f_alarm);
+    modem_declare_file(FID_ALARM, (alp_file_header_t*)&h_alarm);
     
-    // Put modem to listen to downlink access class
-    d7a_xcl_t xcl = { .bf.s = 0, .bf.m = 0x1 };
-    modem_write_file(D7A_FID_DLL_CFG, (void*)&xcl, offsetof(d7a_dll_cfg_t, xcl), sizeof(d7a_xcl_t), main_id);
-    modem_ready[main_id].acquire();
+    PRINT("Enable D7A interface\n");
+    modem_d7a_enable_itf();
     
-    modem_flush_file(D7A_FID_DLL_CFG, main_id);
-    modem_ready[main_id].acquire();
+    // Host revision file is in the modem. Update it.
+    PRINT("Update host revision\n");
+    modem_write_file(FID_HOST_REV, (void*)&f_rev, 0, sizeof(revision_t));
     
-    PRINT("Start D7A Stack\n");
-    modem_activate_itf(ALP_ITF_TYPE_D7A, 24, 0, ALP_D7A_ISTAT_RESP | ALP_D7A_ISTAT_UNS | ALP_D7A_ISTAT_EOP, true, main_id);
-    modem_ready[main_id].acquire();
     
-    PRINT("Notify Modem Version\n");
-    modem_notify_file(D7A_FID_FIRMWARE_VERSION, 0, SIZE_HOST_REV, main_id);
-    modem_ready[main_id].acquire();
+    // Retrieve modem revision
+    PRINT("Send revision\n");
     
-    PRINT("Notify FW Version\n");
-    uint8_t default_root_key[16] = DEFAULT_ROOT_KEY;
-    modem_notify_host_rev(&f_rev, &h_rev, default_root_key);
+    revision_t rev;
+    
+    modem_read_file(FID_WM_REV, &rev, 0, sizeof(revision_t));
     
     // Start file modified thread
     Thread th_file_modified(osPriorityNormal, 1024, NULL);
@@ -483,7 +471,6 @@
     SENSOR_SETUP(LIGHT,light);
 #endif
     
-    modem_free_id(main_id);
     
     // For button
 #ifdef DEBUG_BUTTON

diff -r 3e6083d76bc6 -r 51b15d8bf2fe modem_callbacks.cpp
--- a/modem_callbacks.cpp	Thu May 28 09:22:46 2020 +0000
+++ b/modem_callbacks.cpp	Fri Oct 29 12:55:52 2021 +0000
@@ -1,4 +1,5 @@
-#include "modem_ref_helper.h"
+#include "modem_d7a.h"
+#include "files.h"
 
 #define SERIAL_MAX_PACKET_SIZE  (255)
 
@@ -6,116 +7,76 @@
 
 // Callbacks to MODEM's ALP requests
 // ============================================================{{{
-void my_read(u8 fid, u32 offset, u32 length, int id)
+void my_read(u8 action, u8 fid, u32 offset, u32 length, int id)
 {
     u8 data[SERIAL_MAX_PACKET_SIZE];
     
     ASSERT((ALP_ACTION_RSP_TAG_SIZE + ALP_ACTION_RSP_F_DATA_SIZE(offset, length)) <= SERIAL_MAX_PACKET_SIZE,
-    "Read response too big for serial protocol (%d/%dmax)", length, ALP_ACTION_RSP_TAG_SIZE + ALP_ACTION_RSP_F_DATA_SIZE(offset,SERIAL_MAX_PACKET_SIZE));    
-    if (ram_fs_read(fid, offset, length, data))
+    "Read response too big for serial protocol (%d/%dmax)", length, ALP_ACTION_RSP_TAG_SIZE + ALP_ACTION_RSP_F_DATA_SIZE(offset,SERIAL_MAX_PACKET_SIZE));
+    
+    if (ram_fs_read(fid, data, offset, length))
     {
-        modem_respond(ALP_ERR_FILE_NOT_FOUND, id);
+        modem_ref_respond(action, ALP_ERR_FILE_NOT_FOUND, id);
     }
     else
     {
-        modem_respond_read(fid, data, offset, length, id);
+        modem_ref_respond_read(fid, data, offset, length, id);
     }
 }
 
-void my_write(u8 fid, void *data, u32 offset, u32 length, int id)
+
+void my_write(u8 action, u8 fid, void *data, u32 offset, u32 length, int id)
 {
     alp_errors_t err;
     
-    if (ram_fs_write(fid, offset, length, (uint8_t*)data))
+    if (ram_fs_write(fid, (uint8_t*)data, offset, length))
     {
         err = ALP_ERR_FILE_NOT_FOUND;
     }
     else
     {
-        extern Queue<void, 8> g_file_modified;
-
         err = ALP_ERR_NONE;
-        g_file_modified.put((void*)fid);
+        
+        touch_t* touch = (touch_t*)MALLOC(sizeof(touch_t));
+        
+        touch->fid = fid;
+        touch->offset = offset;
+        touch->length = length;
+        
+        g_file_modified.put(touch);
     }
     
-    modem_respond(err, id);
+    modem_ref_respond(action, err, id);
 }
 
-void my_read_fprop(u8 fid, int id)
+void my_read_fprop(u8 action, u8 fid, int id)
 {
     u8* hdr = (u8*)ram_fs_get_header(fid);
     
-    modem_respond_fprop(fid, hdr, id);
-}
-
-void my_flush(u8 fid, int id)
-{
-    // No flush in this file system
-    modem_respond(ALP_ERR_NONE, id);
-}
-
-void my_delete(u8 fid, int id)
-{
-    alp_errors_t err;
-    
-    err = (ram_fs_delete(fid))? ALP_ERR_FILE_NOT_FOUND : ALP_ERR_NONE;
-    
-    modem_respond(err, id);
+    if (hdr != NULL)
+    {
+        modem_ref_respond_fprop(fid, (alp_file_header_t*)hdr, id);
+    }
+    else
+    {
+        modem_ref_respond(action, ALP_ERR_FILE_NOT_FOUND, id);
+    }
 }
 
-void my_udata(void *data, u32 length)
-{    
-    uint8_t* p = (uint8_t*)data;
-    int32_t rem = length;
-    alp_parsed_chunk_t r;
-    d7a_sp_res_t* istat;
-    
-    do {
-        uint32_t parsed = alp_parse_chunk(&p, &r);
-        if (!parsed)
-        {
-            // Discard the payload in case of parsing error.
-            PRINT("Parsing error!\r\n");
-            break;
-        }
-        rem -= parsed;
-        
-        switch (r.type)
-        {
-            // Interface status
-            case ALP_OPCODE_RSP_ISTATUS:
-                // D7A Interface
-                if (ALP_ITF_TYPE_D7A == r.meta.itf.type)
-                {
-                    union {
-                        u8      b[8];
-                        u32     w[2];
-                    } uid;
-                    
-                    // ISTATUS can come either alone or together with ALP_OPCODE_RSP_F_DATA
-                    // but there should be only one per payload, moreover it will come first
-                    istat = (d7a_sp_res_t*)r.data;
-                    memcpy(uid.b,istat->addressee.id,8);
-                        
-                    PRINT("Got accessed by UID:%08X%08X SNR: %3ddB RXLEV: -%-3ddBm LB: %3ddB\n",
-                    HAL_U32_BYTE_SWAP(uid.w[0]), HAL_U32_BYTE_SWAP(uid.w[1]),
-                    istat->snr, istat->rxlev, istat->lb);
-                }
-                else
-                {
-                    PRINT("Got accessed by unknown Interface 0x%02X\n", r.meta.itf.type);
-                }
-                break;
-            // Data return
-            case ALP_OPCODE_RSP_F_DATA:
-                // RSP_F_DATA can come either alone or together with ISTATUS
-                PRINT("Got UNS File[%3d]@%d %d Bytes\n", r.meta.f_data.fid, r.meta.f_data.offset, r.meta.f_data.length);
-                break;
-            default:
-                PRINT("Untreated OPCODE %d\n", r.type);
-                break;
-        }
-    } while (rem > 0);
+void my_flush(u8 action, u8 fid, int id)
+{
+    // No flush in this file system
+    modem_ref_respond(action, ALP_ERR_NONE, id);
+}
+
+void my_delete(u8 action, u8 fid, int id)
+{
+    modem_ref_respond(action, (ram_fs_delete(fid))? ALP_ERR_FILE_NOT_FOUND : ALP_ERR_NONE, id);
+}
+
+void my_udata(alp_payload_t* alp)
+{
+    alp_payload_print(alp);
 }
 
 void my_lqual(u8 ifid, int per)

diff -r 3e6083d76bc6 -r 51b15d8bf2fe modem_callbacks.h
--- a/modem_callbacks.h	Thu May 28 09:22:46 2020 +0000
+++ b/modem_callbacks.h	Fri Oct 29 12:55:52 2021 +0000
@@ -1,18 +1,13 @@
-#ifndef __MODEM_CALLBACKS_H__
-#define __MODEM_CALLBACKS_H__
-
 #include "hal_types.h"
 
-void my_read(u8 fid, u32 offset, u32 length, int id);
-void my_write(u8 fid, void *data, u32 offset, u32 length, int id);
-void my_read_fprop(u8 fid, int id);
-void my_flush(u8 fid, int id);
-void my_delete(u8 fid, int id);
-void my_udata(void *data, u32 length);
+void my_read(u8 action, u8 fid, u32 offset, u32 length, int id);
+void my_write(u8 action, u8 fid, void *data, u32 offset, u32 length, int id);
+void my_read_fprop(u8 action, u8 fid, int id);
+void my_flush(u8 action, u8 fid, int id);
+void my_delete(u8 action, u8 fid, int id);
+void my_udata(alp_payload_t*);
 void my_lqual(u8 ifid, int per);
 void my_ldown(u8 ifid);
 void my_reset(void);
 void my_boot(u8 cause, u16 number);
-void my_busy(u8 busy);
-
-#endif
\ No newline at end of file
+void my_busy(u8 busy);
\ No newline at end of file

diff -r 3e6083d76bc6 -r 51b15d8bf2fe modem_d7a.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modem_d7a.lib	Fri Oct 29 12:55:52 2021 +0000
@@ -0,0 +1,1 @@
+https://developer.mbed.org/teams/WizziLab/code/modem_ref_helper/#dcf0983476aa

diff -r 3e6083d76bc6 -r 51b15d8bf2fe modem_ref_helper.lib
--- a/modem_ref_helper.lib	Thu May 28 09:22:46 2020 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-https://developer.mbed.org/teams/WizziLab/code/modem_ref_helper/#d624707636f9