diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-05-23 15:57:42 +0200 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-05-23 16:00:35 +0200 |
| commit | e2bd3c7b6fcd6147fcbf699be087a475608ffdf7 (patch) | |
| tree | 962ce7dd6efeda9dc6b96b9d0e47dfcc241f1c11 /dev/user/docs | |
| parent | 80f5f9dfdaaf68d9e63a7bc3ba1187ca447eadc9 (diff) | |
feat(krnl, libSystem, boot): Make space for LibSystem inside Handover
boot structure.
what:
- Mostly related to the libSystem.sys library.
- Updated the implementation of it, the specs, and added new
APIs.
- Fixed the hooks inside AsmProc.h
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/user/docs')
| -rw-r--r-- | dev/user/docs/SPECIFICATION_SYSCALLS.md | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/dev/user/docs/SPECIFICATION_SYSCALLS.md b/dev/user/docs/SPECIFICATION_SYSCALLS.md index 607c7532..b4b11c8c 100644 --- a/dev/user/docs/SPECIFICATION_SYSCALLS.md +++ b/dev/user/docs/SPECIFICATION_SYSCALLS.md @@ -1,16 +1,25 @@ =================================== - # 0: General Information - =================================== -- Programming Language: C/C++ -- Build System: Make/BTB -- Purpose: System Call Interface +- **Programming Language**: C / C++ +- **Build System**: Make / BTB (Build the Build) +- **Purpose**: System Call Interface (SCI) for NeKernel =================================== +# 1: How It Works +=================================== -# 1: How It works +- This header provides the raw API surface for accessing NeKernel's system calls. -=================================== +- It is **not** directly used by applications. + - Instead, it is abstracted by the **SystemSDK**, which presents a stable, high-level interface. + +- At runtime: + - System calls are routed from user-space code to the **kernel syscall manager**. + - The syscall manager executes the requested operation and returns control to `libSystem`. + - Finally, the result is delivered back to the originating process. +- This separation ensures that: + - The SCI remains low-level and close to the ABI. + - `SystemSDK` provides portability and shielding from changes in syscall internals.
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