HelenOS-historicHelenOSHelenOS-doc

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

  → /SPARTAN/trunk/arch/ia32/src/pm.c @ 124

  → /SPARTAN/trunk/arch/ia32/src/pm.c @ 125

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 124 → Rev 125

/SPARTAN/trunk/arch/ia32/src/pm.c
45,18 → 45,18
* whole memory. One is for code and one is for data.
*/
struct descriptor gdt[GDT_ITEMS] = {
/* NULL descriptor */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
/* KTEXT descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_CODE | DPL_KERNEL, 0xf, 0, 0, 1, 1, 0 },
/* KDATA descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_KERNEL, 0xf, 0, 0, 1, 1, 0 },
/* UTEXT descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_CODE | DPL_USER, 0xf, 0, 0, 1, 1, 0 },
/* UDATA descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_USER, 0xf, 0, 0, 1, 1, 0 },
/* TSS descriptor - set up will be completed later */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
/* NULL descriptor */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
/* KTEXT descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_CODE | DPL_KERNEL, 0xf, 0, 0, 1, 1, 0 },
/* KDATA descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_KERNEL, 0xf, 0, 0, 1, 1, 0 },
/* UTEXT descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_CODE | DPL_USER, 0xf, 0, 0, 1, 1, 0 },
/* UDATA descriptor */
{ 0xffff, 0, 0, AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_USER, 0xf, 0, 0, 1, 1, 0 },
/* TSS descriptor - set up will be completed later */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
};
static struct idescriptor idt[IDT_ITEMS];
71,16 → 71,15
void gdt_setbase(struct descriptor *d, __address base)
{
d->base_0_15 = base & 0xffff;
d->base_16_23 = ((base) >> 16) & 0xff;
d->base_24_31 = ((base) >> 24) & 0xff;
d->base_0_15 = base & 0xffff;
d->base_16_23 = ((base) >> 16) & 0xff;
d->base_24_31 = ((base) >> 24) & 0xff;
}
void gdt_setlimit(struct descriptor *d, __u32 limit)
{
d->limit_0_15 = limit & 0xffff;
d->limit_16_19 = (limit >> 16) & 0xf;
d->limit_0_15 = limit & 0xffff;
d->limit_16_19 = (limit >> 16) & 0xf;
}
void idt_setoffset(struct idescriptor *d, __address offset)
104,7 → 103,7
{
struct idescriptor *d;
int i;
for (i = 0; i < IDT_ITEMS; i++) {
d = &idt[i];