diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-03-27 17:24:21 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-03-27 17:24:21 +0100 |
| commit | b8f7ef086d1d1b1cd686fff04d0a587f8fd39d81 (patch) | |
| tree | b6c2eb3ca2c51dc87ddd81b6170d5f63eabb9090 /dev/user/src | |
| parent | eb86df50ec5afb392998e2e171de54e1f26d8e7a (diff) | |
add: new driver device kit API. (DDK)
refactor: rename SCIKit -> user (then libuser.dylib)
boot/modules/netboot: fixed compilation for amd64.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/user/src')
| -rw-r--r-- | dev/user/src/GNUmakefile | 16 | ||||
| -rw-r--r-- | dev/user/src/LPC.cc | 10 | ||||
| -rw-r--r-- | dev/user/src/SystemCall+IO.asm | 50 | ||||
| -rw-r--r-- | dev/user/src/SystemCalls.cc | 45 |
4 files changed, 121 insertions, 0 deletions
diff --git a/dev/user/src/GNUmakefile b/dev/user/src/GNUmakefile new file mode 100644 index 00000000..471e22d1 --- /dev/null +++ b/dev/user/src/GNUmakefile @@ -0,0 +1,16 @@ +################################################## +# (c) Amlal EL Mahrouss, all rights reserved. +# This is the bootloader makefile. +################################################## + +ASM=nasm +FLAGS=-f win64 + +.PHONY: error +error: + @echo "==> Invalid rule." + @echo "==> Use sci_asm_io_<arch> instead." + +.PHONY: sci_asm_io_x64 +sci_asm_io_x64: + $(ASM) $(FLAGS) SystemCall+IO.asm -o SystemCall+IO.o diff --git a/dev/user/src/LPC.cc b/dev/user/src/LPC.cc new file mode 100644 index 00000000..f3f320b7 --- /dev/null +++ b/dev/user/src/LPC.cc @@ -0,0 +1,10 @@ +/* ------------------------------------------- + +Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. + +File: LPC.cc +Purpose: Local Procedure Codes. + +------------------------------------------- */ + +#include <user/LPC.h> diff --git a/dev/user/src/SystemCall+IO.asm b/dev/user/src/SystemCall+IO.asm new file mode 100644 index 00000000..769ae513 --- /dev/null +++ b/dev/user/src/SystemCall+IO.asm @@ -0,0 +1,50 @@ +;; /* +;; * ======================================================== +;; * +;; * libsci +;; * Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. +;; * +;; * ======================================================== +;; */ + +[bits 64] + +section .text + +global sci_syscall_arg_1 +global sci_syscall_arg_2 +global sci_syscall_arg_3 +global sci_syscall_arg_4 + +sci_syscall_arg_1: + mov r8, rcx + syscall + ret + +sci_syscall_arg_2: + mov r8, rcx + mov r9, rdx + syscall + ret + +sci_syscall_arg_3: + mov rbx, r8 + + mov r8, rcx + mov r9, rdx + mov r10, rbx + + syscall + ret + +sci_syscall_arg_4: + mov rbx, r8 + mov rax, r9 + + mov r8, rcx + mov r9, rdx + mov r10, rbx + mov r11, rax + + syscall + ret diff --git a/dev/user/src/SystemCalls.cc b/dev/user/src/SystemCalls.cc new file mode 100644 index 00000000..eadb07ce --- /dev/null +++ b/dev/user/src/SystemCalls.cc @@ -0,0 +1,45 @@ +/* -------------------------------------------
+
+ Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#include <user/SystemCalls.h>
+
+/// @file libsci.cc
+/// @brief Source file for the memory functions of the libsci.
+
+/// @brief Copy memory region.
+IMPORT_C VoidPtr MmCopyMemory(_Input VoidPtr dest, _Input VoidPtr src, _Input SizeT len)
+{
+ if (!len ||
+ !dest ||
+ !src)
+ {
+ return nullptr;
+ }
+
+ for (SizeT i = 0; i < len; i++)
+ {
+ ((Char*)dest)[i] = ((Char*)src)[i];
+ }
+
+ return dest;
+}
+
+/// @brief Fill memory region with **value**.
+IMPORT_C VoidPtr MmFillMemory(_Input VoidPtr dest, _Input SizeT len, _Input UInt8 value)
+{
+ if (!len ||
+ !dest)
+ {
+ return nullptr;
+ }
+
+ for (SizeT i = 0; i < len; i++)
+ {
+ ((Char*)dest)[i] = value;
+ }
+
+ return dest;
+}
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