From 3b42abc027694ca4d43caeae2301edf80e029d2d Mon Sep 17 00:00:00 2001
From: kamkow1 <kamkow256@gmail.com>
Date: Tue, 9 Sep 2025 19:38:39 +0200
Subject: [PATCH] Temporary mountpoint (temp)

---
 kernel/vfs/vfs.c | 31 ++++++++++++++++++++++---------
 kernel/vfs/vfs.h |  2 +-
 user/init/main.c |  2 +-
 3 files changed, 24 insertions(+), 11 deletions(-)

diff --git a/kernel/vfs/vfs.c b/kernel/vfs/vfs.c
index a275c07..8b4dc49 100644
--- a/kernel/vfs/vfs.c
+++ b/kernel/vfs/vfs.c
@@ -15,7 +15,7 @@
 
 VfsTable VFS_TABLE;
 
-void vfs_init_littlefs(VfsMountPoint *mp) {
+void vfs_init_littlefs(VfsMountPoint *mp, bool format) {
   struct lfs_config *cfg = dlmalloc(sizeof(*cfg));
   hal_memset(cfg, 0, sizeof(*cfg));
   cfg->context = mp;
@@ -36,16 +36,19 @@ void vfs_init_littlefs(VfsMountPoint *mp) {
   cfg->name_max = 0;
   cfg->file_max = 0;
   cfg->attr_max = 0;
+  if (format) {
+    lfs_format(&mp->fs.littlefs.instance, cfg);
+  }
   int err = lfs_mount(&mp->fs.littlefs.instance, cfg);
   if (err < 0) {
-    ERR("vfs", "Little FS mount failed\n");
+    ERR("vfs", "Little FS mount failed %d\n", err);
   }
 
   mp->cleanup = &littlefs_cleanup;
   mp->open = &littlefs_open;
 }
 
-int32_t vfs_mount(char *mountpoint, int32_t fstype, StoreDev *backingsd) {
+int32_t vfs_mount(char *mountpoint, int32_t fstype, StoreDev *backingsd, bool format) {
   VfsMountPoint *mp = NULL;
 
   spinlock_acquire(&VFS_TABLE.spinlock);
@@ -61,7 +64,7 @@ int32_t vfs_mount(char *mountpoint, int32_t fstype, StoreDev *backingsd) {
   mp->fstype = fstype;
   switch (fstype) {
     case VFS_LITTLEFS:
-      vfs_init_littlefs(mp);
+      vfs_init_littlefs(mp, format);
       break;
     default:
       return E_UNKNOWN_FSTYPE;
@@ -114,13 +117,23 @@ void vfs_init(void) {
   hal_memset(&VFS_TABLE, 0, sizeof(VFS_TABLE));
   spinlock_init(&VFS_TABLE.spinlock);
 
-  RamSdInitExtra extra = { .capacity = baseimg_getsize(), .preallocbuffer = (uint8_t *)baseimg_getaddr() };
-  StoreDev *backingsd = storedev_create(STOREDEV_RAMSD, &extra);
-  if (backingsd == NULL) {
-    return;
+  {
+    RamSdInitExtra extra = { .capacity = baseimg_getsize(), .preallocbuffer = (uint8_t *)baseimg_getaddr() };
+    StoreDev *backingsd = storedev_create(STOREDEV_RAMSD, &extra);
+    if (backingsd == NULL) {
+      return;
+    }
+    vfs_mount("base", VFS_LITTLEFS, backingsd, false);
   }
 
-  vfs_mount("base", VFS_LITTLEFS, backingsd);
+  {
+    RamSdInitExtra extra = { .capacity = (1024*1024*10) };
+    StoreDev *backingsd = storedev_create(STOREDEV_RAMSD, &extra);
+    if (backingsd == NULL) {
+      return;
+    }
+    vfs_mount("temp", VFS_LITTLEFS, backingsd, true);
+  }
 
   LOG("vfs", "init\n");
 
diff --git a/kernel/vfs/vfs.h b/kernel/vfs/vfs.h
index 907d217..d79a117 100644
--- a/kernel/vfs/vfs.h
+++ b/kernel/vfs/vfs.h
@@ -74,7 +74,7 @@ extern VfsTable VFS_TABLE;
 
 void vfs_init(void);
 int32_t vfs_unmount(char *mountpoint);
-int32_t vfs_mount(char *mountpoint, int32_t fstype, StoreDev *backingsd);
+int32_t vfs_mount(char *mountpoint, int32_t fstype, StoreDev *backingsd, bool format);
 void vfs_close(VfsObj *vobj);
 VfsObj *vfs_open(char *mountpoint, const char *path, uint32_t flags);
 
diff --git a/user/init/main.c b/user/init/main.c
index ba39635..314fc54 100644
--- a/user/init/main.c
+++ b/user/init/main.c
@@ -12,7 +12,7 @@ void main(void) {
 
   int32_t ioh = ioctl(IOCTL_NOHANDLE,
                       IOCTL_OPENF,
-                      (uint64_t)"base:/hello.txt",
+                      (uint64_t)"temp:/hello.txt",
                       IOCTL_F_WRITE | IOCTL_F_READ | IOCTL_F_MAKE,
                       0
                     );