forked from KolibriOS/kolibrios
47 lines
1.0 KiB
ArmAsm
47 lines
1.0 KiB
ArmAsm
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.global _create_thread
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.global ___thread_startup
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.section .text
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.align 4
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_create_thread:
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#.thr_proc equ esp+8
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#.param equ esp+12
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#.stack_size equ esp+16
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pushl %ebx
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movl $68, %eax
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movl $12, %ebx
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movl 16(%esp), %ecx #[.stack_size]
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addl $4095, %ecx
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andl $-4096, %ecx
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movl %ecx, 16(%esp) #save stack size
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int $0x40
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testl %eax, %eax
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jz 1f
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leal -20(%eax,%ecx), %edx
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movl 8(%esp), %ebx #[.thr_proc]
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mov %ebx, 4(%edx)
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movl 12(%esp), %ebx #[.param]
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movl %ebx, 8(%edx)
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addl %eax, %ecx
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movl %eax, 12(%edx) #stack low limit
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movl %ecx, 16(%edx) #stack high limit
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movl $51, %eax
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movl $1, %ebx
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lea ___thread_startup , %ecx
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int $0x40
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popl %ebx
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ret
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1:
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notl %eax
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popl %ebx
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ret
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