Lines Matching refs:x20
49 outb(0x0C, 0x20); /* prepare for poll */
50 irq = inb(0x20) & 7;
70 outb(0x0B, 0x20); /* ISR register */
71 if(~inb(0x20) & 0x80)
90 outb(0x20, 0xA0); /* Non-specific EOI */
91 outb(0x20, 0x20); /* Non-specific EOI to cascade */
96 outb(0x20, 0x20); /* Non-specific EOI */
147 .start = 0x20,
251 outb(0x11, 0x20); /* Start init sequence */
266 outb(0x0B, 0x20);