From aa5bf63637a5c0aa6ccebd959461bfa1a9d8f0ff Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Fri, 19 Sep 2025 01:43:26 -0400
Subject: kernel: vfs: Add initial mount code + mount initrd

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 src/sys/os/os_omar.c | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'src/sys/os/os_omar.c')

diff --git a/src/sys/os/os_omar.c b/src/sys/os/os_omar.c
index 186ca57..a75642f 100644
--- a/src/sys/os/os_omar.c
+++ b/src/sys/os/os_omar.c
@@ -46,6 +46,7 @@
 #define OMAR_DIR    1
 #define BLOCK_SIZE 512
 
+static struct vop omar_vops;
 static const char *__initrd_root = NULL;
 static size_t initrd_size = 0;
 
@@ -168,6 +169,29 @@ initrd_init(struct fs_info *fip)
     return 0;
 }
 
+/*
+ * Mount the initrd
+ */
+static int
+initrd_mount(struct fs_info *fip, struct mount_args *margs)
+{
+    int error;
+    struct vnode *vp;
+
+    if (fip == NULL || margs == NULL) {
+        return -EINVAL;
+    }
+
+    error = vfs_valloc(&margs->vp_res, VTYPE_DIR, 0);
+    if (error < 0) {
+        return error;
+    }
+
+    vp = margs->vp_res;
+    vp->vops = &omar_vops;
+    return 0;
+}
+
 /*
  * Open an entry within the OMAR initrd
  * image.
@@ -198,6 +222,11 @@ initrd_open(const char *path, char **res)
     return node.size;
 }
 
+static struct vop omar_vops = {
+    .lookup = NULL
+};
+
 struct vfsops g_omar_vfsops = {
-    .init = initrd_init
+    .init = initrd_init,
+    .mount = initrd_mount
 };
-- 
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