HelenOSHelenOS-docHelenOS-historic

Català-Valencià – Catalan中文 – Chinese (Simplified)中文 – Chinese (Traditional)Česky – CzechDansk – DanishNederlands – DutchEnglish – EnglishSuomi – FinnishFrançais – FrenchDeutsch – Germanעברית – Hebrewहिंदी – HindiMagyar – HungarianBahasa Indonesia – IndonesianItaliano – Italian日本語 – Japanese한국어 – KoreanМакедонски – Macedonianमराठी – MarathiNorsk – NorwegianPolski – PolishPortuguês – PortuguesePortuguês – Portuguese (Brazil)Русский – RussianSlovenčina – SlovakSlovenščina – SlovenianEspañol – SpanishSvenska – SwedishTürkçe – TurkishУкраїнська – UkrainianOëzbekcha – Uzbek

Compare Revisions

• This comparison shows the changes necessary to convert path

  → //kernel/trunk/arch/ia32/ @ 1277

  → //kernel/trunk/arch/ia32/ @ 1278

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 1277 → Rev 1278

//kernel/trunk/arch/ia32/src/asm.S
86,7 → 86,7
# The handlers setup data segment registers
# and call exc_dispatch().
#
#define INTERRUPT_ALIGN 128
#define INTERRUPT_ALIGN 64
.macro handler i n
.ifeq \i-0x30 # Syscall handler
108,11 → 108,8
movw %ax,%es
sti
cmp $2, %edi # Is this SYS_INT_CONTROL?
je sys_int_ctrl
call syscall_handler # syscall_handler(ax,cx,dx,si,di)
sysc_end:
cli
addl $20, %esp # clean-up of parameters
123,12 → 120,6
CLEAR_NT_FLAG
iret
sys_int_ctrl: # Interrupt control
mov %esp, %eax
add $44, %eax
mov %eax, 4(%esp) # Pointer to flags - 2nd argument
call ddi_int_control
jmp sysc_end
.else
/*
* This macro distinguishes between two versions of ia32 exceptions.

//kernel/trunk/arch/ia32/src/ddi/ddi.c
101,20 → 101,6
return 0;
}
/** Enable/disable interrupts for syscall
*
* @param enable If non-zero, interrupts are enabled, otherwise disabled
* @param flags EFLAGS flags register
*/
__native ddi_int_control_arch(__native enable, __native *flags)
{
if (enable)
*flags |= EFLAGS_IF;
else
*flags &= ~EFLAGS_IF;
return 0;
}
/** Install I/O Permission bitmap.
*
* Current task's I/O permission bitmap, if any, is installed