added more information on how to call a syscall

2023-05-29 02:13:52 +02:00 · 2023-05-29 02:13:52 +02:00 · 2c605cff1b
parent 0b1d3d7c04
commit 2c605cff1b
1 changed files with 4 additions and 0 deletions
--- a/kernel/sysabi.md
+++ b/kernel/sysabi.md
@ -12,6 +12,10 @@ To perform a syscall, you need to populate the following registers:
 | rdx      | Argument 3      |
 | rcx      | Argument 4      |

+Then you need to call interrupt `0x80`.
+
+libnx provides abstractions for all syscalls.
+
 ---

 The following calls should be implemented to some degree in noxos 1.0.