Работает команда M30 (удаление

файлов) из Cura

Marlin/src/gcode/gcode.cpp

@@ -422,7 +422,17 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         break;                                    // M27: Get SD status
         case 28: M28(); break;                                    // M28: Start SD write
         case 29: M29(); break;                                    // M29: Stop SD write
-        case 30: M30(); break;                                    // M30 <filename> Delete File
+        case 30: 
+        #if ENABLED(MKS_WIFI)
+            if(!serial_port_index){
+              M30();           
+            }else{
+              mks_m30(parser.string_arg);
+            }
+        #else
+        M30(); 
+        #endif
+        break;                                    // M30 <filename> Delete File
         case 32: M32(); break;                                    // M32: Select file and start SD print
 
         #if ENABLED(LONG_FILENAME_HOST_SUPPORT)

Marlin/src/libs/fatfs/diskio.cpp

@@ -67,7 +67,12 @@ DRESULT disk_read (
 uint8_t res=0;
 	
 	if(pdrv == DEV_SD){
-		return RES_ERROR;
+		res=sd_read((uint8_t*)buff,sector,count);
+		if(res){
+			return RES_ERROR;
+		}else{
+			return RES_OK;
+		}
 	};
 	return RES_PARERR;	
 }
@@ -88,7 +93,12 @@ DRESULT disk_write (
 uint8_t res;
 
 	if(pdrv == DEV_SD){
-				return RES_ERROR;
+		res=sd_write((uint8_t*)buff,sector,count);
+		if(res){
+			return RES_ERROR;
+		}else{
+			return RES_OK;
+		}
 	};
 return RES_PARERR;
 }

Marlin/src/module/mks_wifi/mks_wifi_gcodes.cpp

@@ -77,3 +77,11 @@ void mks_m27(void){
     SERIAL_ECHOLN(100);
   }
 }
+
+void mks_m30(char *filename){
+  
+  filename[0]='0';
+  DEBUG("M30: %s",filename);
+  sd_delete_file(filename);
+
+}

Marlin/src/module/mks_wifi/mks_wifi_gcodes.h

@@ -5,11 +5,13 @@
 #include "../temperature.h"
 #include "../../sd/cardreader.h"
 #include "mks_wifi.h"
+#include "mks_wifi_sd.h"
 
 void mks_m991(void);
 void mks_m997(void);
 void mks_m115(void);
 void mks_m105(void);
 void mks_m27(void);
+void mks_m30(char *filename);
 
 #endif

Marlin/src/module/mks_wifi/mks_wifi_sd.cpp

@@ -4,12 +4,39 @@
 
 FRESULT result;
 FATFS FATFS_Obj;
+DIR dir;
+UINT i;
 
 void mks_wifi_sd_init(void){
+   CardReader::release();
 
    result = f_mount((FATFS *)&FATFS_Obj, "0", 1);
    DEBUG("SD init %d",result);
+/*  
+   result = f_opendir(&dir, "0:");                       
+      if (result == FR_OK) {
+         for (;;) {
+            result = f_readdir(&dir, &fno);              
+            if (result != FR_OK || fno.fname[0] == 0) break;
+                  DEBUG("%s", fno.fname);
+            }
+         f_closedir(&dir);
+      }else{
+         DEBUG("Open dir error %d",result);
+      }
+*/
+}
 
+void mks_wifi_sd_deinit(void){
+   f_mount(0, "", 0);                   
+   CardReader::mount();
+};
 
+void sd_delete_file(char *filename){
 
+   mks_wifi_sd_init();
+   DEBUG("Remove %s",filename);
+   f_unlink(filename);
+
+   mks_wifi_sd_deinit();
 }

Marlin/src/module/mks_wifi/mks_wifi_sd.h

@@ -2,7 +2,10 @@
 #define MKS_WIFI_SD_H
 
 #include "mks_wifi.h"
+#include "../../sd/cardreader.h"
 
 void mks_wifi_sd_init(void);
+void mks_wifi_sd_deinit(void);
+void sd_delete_file(char *filename);
 
 #endif

Marlin/src/module/mks_wifi/mks_wifi_sd_low_lev.cpp

@@ -1,8 +1,43 @@
 #include "mks_wifi_sd_low_lev.h"
-
+#include "../../sd/Sd2Card_sdio.h"
 
 uint8_t sd_init(void){
+    
+    if(SDIO_Init()){
+        return 0;
+    }else{
+        return 1;
+    }
+}
+
+
+uint8_t sd_read(uint8_t *buf, uint32_t sector,uint32_t count){
+    uint8_t res;
+
+    while (count--){
+        res=SDIO_ReadBlock(sector,buf);
+        if(!res){
+            return 1;
+        }else{
+            sector++;
+            buf=buf+512;
+        }
+    }
+    return 0;
+}
+
+
+uint8_t sd_write(uint8_t *buf, uint32_t sector,uint32_t count){
+    uint8_t res;
 
-    DEBUG("FATfs SD init");
-    return 1;
+    while (count--){
+        res=SDIO_WriteBlock(sector,buf);
+        if(!res){
+            return 1;
+        }else{
+            sector++;
+            buf=buf+512;
+        }
+    }
+    return 0;
 }

Marlin/src/module/mks_wifi/mks_wifi_sd_low_lev.h

@@ -3,6 +3,9 @@
 
 #include "mks_wifi.h"
 
+
 uint8_t sd_init(void);
+uint8_t sd_read(uint8_t *buf, uint32_t sector,uint32_t count);
+uint8_t sd_write(uint8_t *buf, uint32_t sector,uint32_t count);
 
 #endif