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banan-os/kernel/arch/x86_64/Thread.S

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Kernel: Improve multithreading support We can now use arbitary BAN::function<void(...)> as the Thread. I also implemented multithreading for i386 since it was not done on the initial multithreading commit.
2023-02-02 23:24:12 +02:00
# uint64_t read_rip()
.global read_rip
read_rip:
popq %rax
jmp *%rax
exit_thread_trampoline:
movq 8(%rsp), %rdi
ret
Kernel: Thread creation now takes void(*)() as entry and void* as data This simplifies threading for the future and gets rid of (undefined?) cast of member function pointer to address
2023-03-09 15:25:39 +02:00
# void start_thread(uint64_t rsp, uint64_t rip)
Kernel: Improve multithreading support We can now use arbitary BAN::function<void(...)> as the Thread. I also implemented multithreading for i386 since it was not done on the initial multithreading commit.
2023-02-02 23:24:12 +02:00
.global start_thread
start_thread:
Kernel: Thread creation now takes void(*)() as entry and void* as data This simplifies threading for the future and gets rid of (undefined?) cast of member function pointer to address
2023-03-09 15:25:39 +02:00
movq %rdi, %rsp
popq %rdi
Kernel: Sleep now actually sleeps and allows idling
2023-02-19 17:53:29 +02:00
movq $0, %rbp
Kernel: Improve multithreading support We can now use arbitary BAN::function<void(...)> as the Thread. I also implemented multithreading for i386 since it was not done on the initial multithreading commit.
2023-02-02 23:24:12 +02:00
pushq $exit_thread_trampoline
sti
Kernel: Thread creation now takes void(*)() as entry and void* as data This simplifies threading for the future and gets rid of (undefined?) cast of member function pointer to address
2023-03-09 15:25:39 +02:00
jmp *%rsi
Kernel: Improve multithreading support We can now use arbitary BAN::function<void(...)> as the Thread. I also implemented multithreading for i386 since it was not done on the initial multithreading commit.
2023-02-02 23:24:12 +02:00
Kernel: Sleep now actually sleeps and allows idling
2023-02-19 17:53:29 +02:00
# void continue_thread(uint64_t rsp, uint64_t rip)
Kernel: Improve multithreading support We can now use arbitary BAN::function<void(...)> as the Thread. I also implemented multithreading for i386 since it was not done on the initial multithreading commit.
2023-02-02 23:24:12 +02:00
.global continue_thread
continue_thread:
movq %rdi, %rsp
movq $0, %rax
Kernel: We can create basic userspace processes These are still allocated on the kernel memory
2023-04-12 17:51:36 +03:00
jmp *%rsi
# void thread_jump_userspace(uint64_t rsp, uint64_t rip)
.global thread_jump_userspace
thread_jump_userspace:
pushq $0x23
pushq %rdi
pushfq
pushq $0x1B
pushq %rsi
iretq