Kernel: Introduce the MemoryDevice

This is a character device that is being used by the dmidecode utility. We only allow to map the BIOS ROM area to userspace with this device.
Author: https://github.com/supercomputer7 Commit: 5ab1864497 Pull-request: https://github.com/SerenityOS/serenity/pull/5163 Reviewed-by: https://github.com/awesomekling Reviewed-by: https://github.com/bcoles Reviewed-by: https://github.com/linusg
2025-07-28 11:49:44 +00:00 · 2021-01-29 14:03:25 +02:00 · 2021-01-29 14:03:25 +02:00 · 5ab1864497 · 2024-07-18 22:39:27 +09:00
commit 5ab1864497
parent df59b80e23
6 changed files with 235 additions and 0 deletions
--- a/Kernel/init.cpp
+++ b/Kernel/init.cpp
@ -36,6 +36,7 @@
 #include <Kernel/Devices/FullDevice.h>
 #include <Kernel/Devices/I8042Controller.h>
 #include <Kernel/Devices/MBVGADevice.h>
+#include <Kernel/Devices/MemoryDevice.h>
 #include <Kernel/Devices/NullDevice.h>
 #include <Kernel/Devices/RandomDevice.h>
 #include <Kernel/Devices/SB16.h>
@ -262,6 +263,7 @@ void init_stage2(void*)

    Syscall::initialize();

+    new MemoryDevice;
    new ZeroDevice;
    new FullDevice;
    new RandomDevice;