banan-os/kernel/arch/i386/Thread.S

# uint32_t read_rip()
.global read_rip
read_rip:
	popl %eax
	jmp *%eax

exit_thread_trampoline:
	addl $16, %esp
	popl %eax
	pushl $0x696969
	pushl %eax
	ret

# void start_thread(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t rsp, uint32_t rip)
.global start_thread
start_thread:
	movl %esp, %eax
	movl 24(%eax), %ecx
	movl 20(%eax), %esp

	pushl 16(%eax)
	pushl 12(%eax)
	pushl 8(%eax)
	pushl 4(%eax)
	pushl $exit_thread_trampoline

	movl $0, %ebp

	sti
	jmp *%ecx

# void continue_thread(uint32_t rsp, uint32_t rip)
.global continue_thread
continue_thread:
	movl 8(%esp), %ecx
	movl 4(%esp), %esp
	movl $0, %eax
	jmp *%ecx
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			`# uint32_t read_rip()`
			`.global read_rip`
			`read_rip:`
			`popl %eax`
			`jmp *%eax`

			`exit_thread_trampoline:`
			`addl $16, %esp`
			`popl %eax`
			`pushl $0x696969`
			`pushl %eax`
			`ret`

Kernel: Sleep now actually sleeps and allows idling 2023-02-19 17:53:29 +02:00			`# void start_thread(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t rsp, uint32_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:`
			`movl %esp, %eax`
Kernel: Sleep now actually sleeps and allows idling 2023-02-19 17:53:29 +02:00			`movl 24(%eax), %ecx`
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			`movl 20(%eax), %esp`

			`pushl 16(%eax)`
			`pushl 12(%eax)`
			`pushl 8(%eax)`
			`pushl 4(%eax)`
			`pushl $exit_thread_trampoline`

Kernel: Sleep now actually sleeps and allows idling 2023-02-19 17:53:29 +02:00			`movl $0, %ebp`

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			`sti`
			`jmp *%ecx`

Kernel: Sleep now actually sleeps and allows idling 2023-02-19 17:53:29 +02:00			`# void continue_thread(uint32_t rsp, uint32_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:`
Kernel: Sleep now actually sleeps and allows idling 2023-02-19 17:53:29 +02:00			`movl 8(%esp), %ecx`
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			`movl 4(%esp), %esp`
			`movl $0, %eax`
			`jmp *%ecx`