mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-24 23:56:49 +03:00
48 lines
1.2 KiB
ArmAsm
48 lines
1.2 KiB
ArmAsm
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.section .init
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.global __start
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.align 4
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__start:
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movl $68, %eax
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movl $12, %ebx
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lea __size_of_stack_reserve__, %ecx
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addl $4095, %ecx #load stack size
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andl $-4096, %ecx #align to page granularity
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int $0x40 #and allocate
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testl %eax, %eax
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jz 1f
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addl %eax, %ecx
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movl %eax, %fs:4
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movl %ecx, %fs:8 #save stack base - low limit
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#save stack top - high limit
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movl %ecx, %esp #reload stack
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subl $1024, %esp
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movl $9, %eax
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movl %esp, %ebx
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movl $-1, %ecx
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int $0x40
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movl 30(%ebx), %eax
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movl %eax, %fs:0 #save pid
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movl $__tls_map, %edi #init TLS
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movl $32, %ecx
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xorl %eax, %eax
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notl %eax
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rep
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stosl
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movb $0xF0, __tls_map
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jmp ___crt_startup
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1:
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int3 #trap to debugger
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.ascii "No enough memory for stack allocation"
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