From 52a007ebee4e8ca284ec5767de01c311e9f1860e Mon Sep 17 00:00:00 2001
From: Lukas Oesch <lukasoesch20@gmail.com>
Date: Tue, 3 Mar 2026 10:15:20 +0100
Subject: implement major and minor analog to the linux kernel

---
 kernel/devices/src/storage/RAMDisk/RAMDiskController.cpp | 11 +++++++++++
 kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp     | 11 +++++++++--
 2 files changed, 20 insertions(+), 2 deletions(-)

(limited to 'kernel/devices/src/storage/RAMDisk')

diff --git a/kernel/devices/src/storage/RAMDisk/RAMDiskController.cpp b/kernel/devices/src/storage/RAMDisk/RAMDiskController.cpp
index ec2cb97..1f70e2d 100644
--- a/kernel/devices/src/storage/RAMDisk/RAMDiskController.cpp
+++ b/kernel/devices/src/storage/RAMDisk/RAMDiskController.cpp
@@ -21,6 +21,17 @@ namespace devices::storage::ram_disk
 
   auto ram_disk_controller::probe() -> void
   {
+    size_t current_device_index = 0;  // Starte bei 0
+
+    std::ranges::for_each(*m_boot_module_registry, [this, &current_device_index](auto const & module) {
+      auto const minor = current_device_index * m_minors_per_device;
+
+      // TODO BA-FS26 use push_back from kstd::vector when available
+      m_devices.at(0) = ram_disk_device{module, m_major, minor};
+
+      current_device_index++;
+    });
+
     std::ranges::for_each(*m_boot_module_registry,
                           [this](auto const & module) { create_device_from_boot_module(module); });
   }
diff --git a/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp b/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
index 339e7fa..f33cf94 100644
--- a/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
+++ b/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
@@ -3,14 +3,21 @@
 #include "kapi/boot_module/boot_module.hpp"
 #include "kapi/system.hpp"
 
+#include "devices/BlockDevice.hpp"
+
 #include <kstd/cstring>
 
 #include <cstddef>
 
 namespace devices::storage::ram_disk
 {
-  ram_disk_device::ram_disk_device(kapi::boot_modules::boot_module const & module)
-      : m_boot_module(module)
+  ram_disk_device::ram_disk_device()  // TODO BA-FS26 remove when kstd::vector is available
+      : block_device(0, 0)
+  {}
+
+  ram_disk_device::ram_disk_device(kapi::boot_modules::boot_module const & module, size_t major, size_t minor)
+      : block_device(major, minor)
+      , m_boot_module(module)
   {}
 
   auto ram_disk_device::read_block(size_t block_index, void * buffer) const -> void
-- 
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