Ejemplos de IER_SET_BIT en C++ (Cpp)

Ejemplo n.º 1

Archivo: via.c Proyecto: 03199618/linux

void via_irq_enable(int irq) {
	int irq_src	= IRQ_SRC(irq);
	int irq_idx	= IRQ_IDX(irq);

#ifdef DEBUG_IRQUSE
	printk(KERN_DEBUG "via_irq_enable(%d)\n", irq);
#endif

	if (irq_src == 1) {
		via1[vIER] = IER_SET_BIT(irq_idx);
	} else if (irq_src == 2) {
		if (irq != IRQ_MAC_NUBUS || nubus_disabled == 0)
			via2[gIER] = IER_SET_BIT(irq_idx);
	} else if (irq_src == 7) {
		switch (macintosh_config->via_type) {
		case MAC_VIA_II:
		case MAC_VIA_QUADRA:
			nubus_disabled &= ~(1 << irq_idx);
			/* Enable the CA1 interrupt when no slot is disabled. */
			if (!nubus_disabled)
				via2[gIER] = IER_SET_BIT(1);
			break;
		case MAC_VIA_IICI:
			/* On RBV, enable the slot interrupt.
			 * SIER works like IER.
			 */
			via2[rSIER] = IER_SET_BIT(irq_idx);
			break;
		}
	}
}

Ejemplo n.º 2

Archivo: via.c Proyecto: 12019/hg556a_source

void via_irq_enable(int irq) {
	int irq_src	= IRQ_SRC(irq);
	int irq_idx	= IRQ_IDX(irq);
	int irq_bit	= 1 << irq_idx;

#ifdef DEBUG_IRQUSE
	printk(KERN_DEBUG "via_irq_enable(%d)\n", irq);
#endif

	if (irq_src == 1) {
		via1[vIER] = irq_bit | 0x80;
	} else if (irq_src == 2) {
		/*
		 * Set vPCR for SCSI interrupts (but not on RBV)
		 */
		if ((irq_idx == 0) && !rbv_present) {
			if (macintosh_config->scsi_type == MAC_SCSI_OLD) {
				/* CB2 (IRQ) indep. input, positive edge */
				/* CA2 (DRQ) indep. input, positive edge */
				via2[vPCR] = 0x66;
			} else {
				/* CB2 (IRQ) indep. input, negative edge */
				/* CA2 (DRQ) indep. input, negative edge */
				via2[vPCR] = 0x22;
			}
		}
		via2[gIER] = irq_bit | 0x80;
	} else if (irq_src == 7) {
		if (rbv_present) {
			/* enable the slot interrupt. SIER works like IER. */
			via2[rSIER] = IER_SET_BIT(irq_idx);
		} else {
			/* Make sure the bit is an input, to enable the irq */
			/* But not on PowerBooks, that's ADB... */
			if ((macintosh_config->adb_type != MAC_ADB_PB1) &&
			   (macintosh_config->adb_type != MAC_ADB_PB2)) {
				switch(macintosh_config->ident)
				{
					case MAC_MODEL_II:
					case MAC_MODEL_IIX:
					case MAC_MODEL_IICX:
					case MAC_MODEL_SE30:
						via2[vDirA] &= (~irq_bit | 0xc0);
						break;
					default:
						via2[vDirA] &= ~irq_bit;
				}
			}
		}
		nubus_active |= irq_bit;
	}
}

Ejemplo n.º 3

Archivo: via.c Proyecto: PennPanda/linux-repo

void via_irq_enable(int irq) {
	int irq_src	= IRQ_SRC(irq);
	int irq_idx	= IRQ_IDX(irq);

#ifdef DEBUG_IRQUSE
	printk(KERN_DEBUG "via_irq_enable(%d)\n", irq);
#endif

	if (irq_src == 1) {
		via1[vIER] = IER_SET_BIT(irq_idx);
	} else if (irq_src == 2) {
		if (irq != IRQ_MAC_NUBUS || nubus_disabled == 0)
			via2[gIER] = IER_SET_BIT(irq_idx);
	} else if (irq_src == 7) {
		switch (macintosh_config->via_type) {
		case MAC_VIA_II:
			nubus_disabled &= ~(1 << irq_idx);
			/* Enable the CA1 interrupt when no slot is disabled. */
			if (!nubus_disabled)
				via2[gIER] = IER_SET_BIT(1);
			break;
		case MAC_VIA_IIci:
			/* On RBV, enable the slot interrupt.
			 * SIER works like IER.
			 */
			via2[rSIER] = IER_SET_BIT(irq_idx);
			break;
		case MAC_VIA_QUADRA:
			/* Make the port A line an input to enable the slot irq.
			 * But not on PowerBooks, that's ADB.
			 */
			if ((macintosh_config->adb_type != MAC_ADB_PB1) &&
			    (macintosh_config->adb_type != MAC_ADB_PB2))
				via2[vDirA] &= ~(1 << irq_idx);
			break;
		}
	}
}

Ejemplo n.º 4

Archivo: via.c Proyecto: TitaniumBoy/lin

void via_irq_enable(int irq) {
	int irq_src	= IRQ_SRC(irq);
	int irq_idx	= IRQ_IDX(irq);
	int irq_bit	= 1 << irq_idx;

#ifdef DEBUG_IRQUSE
	printk("via_irq_enable(%d)\n", irq);
#endif

	if (irq_src == 1) {
		via1[vIER] = irq_bit | 0x80;
	} else if (irq_src == 2) {
		/*
		 * Set vPCR for SCSI interrupts (but not on RBV)
		 */
		if ((irq_idx == 0) && !rbv_present) {
			if (macintosh_config->scsi_type == MAC_SCSI_OLD) {
				/* CB2 (IRQ) indep. input, positive edge */
				/* CA2 (DRQ) indep. input, positive edge */
				via2[vPCR] = 0x66;
			} else {
				/* CB2 (IRQ) indep. input, negative edge */
				/* CA2 (DRQ) indep. input, negative edge */
				via2[vPCR] = 0x22;
			}
		}
		via2[gIER] = irq_bit | 0x80;
	} else if (irq_src == 7) {
		if (rbv_present) {
			/* enable the slot interrupt. SIER works like IER. */
			via2[rSIER] = IER_SET_BIT(irq_idx);
		} else {
			/* Make sure the bit is an input, to enable the irq */
			via2[vDirA] &= ~irq_bit;
		}
		nubus_active |= irq_bit;
	}
}