SDMMC enable max open files arg

Author: TienHuyIoT

libraries/SD_MMC/src/SD_MMC.cpp

@@ -36,7 +36,7 @@ SDMMCFS::SDMMCFS(FSImplPtr impl)
     : FS(impl), _card(NULL)
 {}
 
-bool SDMMCFS::begin(const char * mountpoint, bool mode1bit, bool format_if_mount_failed)
+bool SDMMCFS::begin(const char * mountpoint, bool mode1bit, bool format_if_mount_failed, int maxOpenFiles)
 {
     if(_card) {
         return true;
@@ -70,7 +70,7 @@ bool SDMMCFS::begin(const char * mountpoint, bool mode1bit, bool format_if_mount
 
     esp_vfs_fat_sdmmc_mount_config_t mount_config = {
         .format_if_mount_failed = format_if_mount_failed,
-        .max_files = 5,
+        .max_files = maxOpenFiles,
         .allocation_unit_size = 0
     };
 

libraries/SD_MMC/src/SD_MMC.h

@@ -18,6 +18,10 @@
 #include "driver/sdmmc_types.h"
 #include "sd_defines.h"
 
+#ifndef SDMMC_HOST_MAX_FILES_DEFAULT
+#define SDMMC_HOST_MAX_FILES_DEFAULT 10
+#endif
+
 namespace fs
 {
 
@@ -28,7 +32,7 @@ class SDMMCFS : public FS
 
 public:
     SDMMCFS(FSImplPtr impl);
-    bool begin(const char * mountpoint="/sdcard", bool mode1bit=false, bool format_if_mount_failed=false);
+    bool begin(const char *mountpoint = "/sdcard", bool mode1bit = false, bool format_if_mount_failed = false, int maxOpenFiles = SDMMC_HOST_MAX_FILES_DEFAULT);
     void end();
     sdcard_type_t cardType();
     uint64_t cardSize();