37 lines
875 B
C
37 lines
875 B
C
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void setpic(void)
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{
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/* MASTER */
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/* Initialisation de ICW1 */
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outbp(0x20,0x11);
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/* Initialisation de ICW2 - vecteur de depart = 32 */
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outbp(0x21,0x20);
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/* Initialisation de ICW3 */
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outbp(0x21,0x04);
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/* Initialisation de ICW4 */
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outbp(0x21,0x01);
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/* masquage des interruptions */
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outbp(0x21,0xFF);
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/* SLAVE */
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/* Initialisation de ICW1 */
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outbp(0xA0,0x11);
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/* Initialisation de ICW2 - vecteur de depart = 96 */
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outbp(0xA1,0x70);
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/* Initialisation de ICW3 */
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outbp(0xA1,0x02);
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/* Initialisation de ICW4 */
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outbp(0xA1,0x01);
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/* masquage des interruptions */
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outbp(0xA1,0xFF);
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/* Demasquage des irqs */
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outbp(0x21,0xFD);
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}
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void makeidtdesc(u32 offset, u16 select, u16 type, idtdesc* desc)
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{
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desc->offset0_15 = (offset & 0xffff);
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desc->select = select;
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desc->type = type;
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desc->offset16_31 = (offset & 0xffff0000) >> 16;
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return;
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}
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