forked from Bananymous/banan-os
36 lines
516 B
ArmAsm
36 lines
516 B
ArmAsm
# uint64_t read_ip()
|
|
.global read_ip
|
|
read_ip:
|
|
popq %rax
|
|
jmp *%rax
|
|
|
|
# void start_kernel_thread()
|
|
.global start_kernel_thread
|
|
start_kernel_thread:
|
|
call get_thread_start_sp
|
|
movq %rax, %rsp
|
|
|
|
# STACK LAYOUT
|
|
# on_exit arg
|
|
# on_exit func
|
|
# entry arg
|
|
# entry func
|
|
|
|
movq 8(%rsp), %rdi
|
|
movq 0(%rsp), %rsi
|
|
sti
|
|
call *%rsi
|
|
|
|
movq 24(%rsp), %rdi
|
|
movq 16(%rsp), %rsi
|
|
call *%rsi
|
|
|
|
.global start_userspace_thread
|
|
start_userspace_thread:
|
|
call load_thread_sse
|
|
|
|
call get_thread_start_sp
|
|
movq %rax, %rsp
|
|
|
|
iretq
|