From 882e74b2191c059a9226cbd8bcb51c97da36247c Mon Sep 17 00:00:00 2001
From: Benji Dial <benji@benjidial.net>
Date: Fri, 12 Jan 2024 20:39:21 -0500
Subject: rewrite file system layer

---
 kernel/storage/bd/memory.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 kernel/storage/bd/memory.cpp

(limited to 'kernel/storage/bd')

diff --git a/kernel/storage/bd/memory.cpp b/kernel/storage/bd/memory.cpp
new file mode 100644
index 0000000..2f82099
--- /dev/null
+++ b/kernel/storage/bd/memory.cpp
@@ -0,0 +1,21 @@
+#include <mercury/kernel/storage/bd/memory.hpp>
+
+namespace mercury::kernel::storage::bd {
+
+  memory::memory(void *buffer, uint64_t buffer_len)
+    : buffer((uint8_t *)buffer)
+  {
+    block_size = 1;
+    block_count = buffer_len;
+    //block cache will never be used, since the block size is 1.
+  }
+
+  bd_result memory::read_blocks_no_cache(
+    uint64_t start, uint64_t count, void *into
+  ) {
+    for (uint64_t i = 0; i < count; ++i)
+      ((uint8_t *)into)[i] = buffer[start + i];
+    return bd_result::success;
+  }
+
+}
-- 
cgit v1.2.3