src/mainboard/newisys/khepri/mptable.c

#include <console/console.h>
#include <arch/smp/mpspec.h>
#include <arch/ioapic.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>

static void *smp_write_config_table(void *v)
{
	struct mp_config_table *mc;
	int bus_isa;
	unsigned char bus_8131_1;
	unsigned char bus_8131_2;
	unsigned char bus_8111_1;

	mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);

	mptable_init(mc, LOCAL_APIC_ADDR);

	smp_write_processors(mc);

	{
		device_t dev;

		/* 8111 */
		dev = dev_find_slot(1, PCI_DEVFN(0x03,0));
		if (dev) {
			bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
		}
		else {
			printk(BIOS_DEBUG, "ERROR - could not find PCI 1:03.0, using defaults\n");
			bus_8111_1 = 4;
		}
		/* 8131-1 */
		dev = dev_find_slot(1, PCI_DEVFN(0x01,0));
		if (dev) {
			bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
		}
		else {
			printk(BIOS_DEBUG, "ERROR - could not find PCI 1:01.0, using defaults\n");
			bus_8131_1 = 2;
		}
		/* 8131-2 */
		dev = dev_find_slot(1, PCI_DEVFN(0x02,0));
		if (dev) {
			bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
		}
		else {
			printk(BIOS_DEBUG, "ERROR - could not find PCI 1:02.0, using defaults\n");
			bus_8131_2 = 3;
		}
	}

	mptable_write_buses(mc, NULL, &bus_isa);

	/* IOAPIC handling */

	smp_write_ioapic(mc, 2, 0x11, IO_APIC_ADDR);
	{
		device_t dev;
		struct resource *res;
		/* 8131 apic 3 */
		dev = dev_find_slot(1, PCI_DEVFN(0x01,1));
		if (dev) {
			res = find_resource(dev, PCI_BASE_ADDRESS_0);
			if (res) {
				smp_write_ioapic(mc, 0x03, 0x11, res->base);
			}
		}
		/* 8131 apic 4 */
		dev = dev_find_slot(1, PCI_DEVFN(0x02,1));
		if (dev) {
			res = find_resource(dev, PCI_BASE_ADDRESS_0);
			if (res) {
				smp_write_ioapic(mc, 0x04, 0x11, res->base);
			}
		}
	}

	mptable_add_isa_interrupts(mc, bus_isa, 0x2, 0);

	/* Standard local interrupt assignments */
	mptable_lintsrc(mc, bus_isa);


	/* PCI Slot 1 */
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (1<<2)|0, 0x02, 0x11);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (1<<2)|1, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (1<<2)|2, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (1<<2)|3, 0x02, 0x10);

	/* PCI Slot 2 */
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (2<<2)|0, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (2<<2)|1, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (2<<2)|2, 0x02, 0x10);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_2, (2<<2)|3, 0x02, 0x11);

	/* PCI Slot 3 */
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (1<<2)|0, 0x02, 0x11);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (1<<2)|1, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (1<<2)|2, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (1<<2)|3, 0x02, 0x10);

	/* PCI Slot 4 */
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (2<<2)|0, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (2<<2)|1, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (2<<2)|2, 0x02, 0x10);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (2<<2)|3, 0x02, 0x11);

	/* PCI Slot 5 */
	// FIXME get the irqs right, it's just hacked to work for now
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (5<<2)|0, 0x02, 0x11);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (5<<2)|1, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (5<<2)|2, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (5<<2)|3, 0x02, 0x10);

	/* PCI Slot 6 */
	// FIXME get the irqs right, it's just hacked to work for now
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (4<<2)|0, 0x02, 0x10);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (4<<2)|1, 0x02, 0x11);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (4<<2)|2, 0x02, 0x12);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8111_1, (4<<2)|3, 0x02, 0x13);

	/* On board nics */
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (3<<2)|0, 0x02, 0x13);
	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
		bus_8131_1, (4<<2)|0, 0x02, 0x13);

	/* There is no extension information... */

	/* Compute the checksums */
	return mptable_finalize(mc);
}

unsigned long write_smp_table(unsigned long addr)
{
	void *v;
	v = smp_write_floating_table(addr, 0);
	return (unsigned long)smp_write_config_table(v);
}