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| author | Benji Dial <benji@benjidial.net> | 2024-05-20 17:40:47 -0400 |
|---|---|---|
| committer | Benji Dial <benji@benjidial.net> | 2024-05-20 17:40:47 -0400 |
| commit | 9af5588c30c4126a2800aae1afcb0de2c373dc6c (patch) | |
| tree | d2a48a97b1664f958b5f88a8b0c03ef8366b0f49 /kernel/source/application.asm | |
| parent | 5a54df93c4e9368c36e69d1e9c88cd2904e92308 (diff) | |
| download | hilbert-os-9af5588c30c4126a2800aae1afcb0de2c373dc6c.tar.gz | |
rewrite application stuff in the kernel to support multitasking
Diffstat (limited to 'kernel/source/application.asm')
| -rw-r--r-- | kernel/source/application.asm | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/source/application.asm b/kernel/source/application.asm index ed8b190..632822f 100644 --- a/kernel/source/application.asm +++ b/kernel/source/application.asm @@ -137,9 +137,12 @@ resume_thread: extern copy_syscall_stack ;rdi = bottom +;returns: pointer to copy -global save_thread_state -save_thread_state: +extern resume_next_thread + +global yield +yield: ;rdi = pointer to cpu state structure ;only saving registers that need to be preserved by this function @@ -163,9 +166,7 @@ save_thread_state: mov qword [rdi + 152], rax ;kernel_stack_copy mov byte [rdi + 160], 0x01 ;in_syscall - xor al, al - ret + jmp resume_next_thread .resume_to: - mov al, 0x01 ret |