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Diffstat (limited to 'src/mainboard/amd/gardenia/mptable.c')
-rw-r--r--src/mainboard/amd/gardenia/mptable.c163
1 files changed, 163 insertions, 0 deletions
diff --git a/src/mainboard/amd/gardenia/mptable.c b/src/mainboard/amd/gardenia/mptable.c
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+++ b/src/mainboard/amd/gardenia/mptable.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <arch/smp/mpspec.h>
+#include <device/pci.h>
+#include <arch/io.h>
+#include <arch/ioapic.h>
+#include <string.h>
+#include <stdint.h>
+#include <cpu/amd/amdfam15.h>
+#include <arch/cpu.h>
+#include <cpu/x86/lapic.h>
+#include "southbridge/amd/pi/hudson/hudson.h"
+#include <southbridge/amd/common/amd_pci_util.h>
+
+static void smp_add_mpc_entry(struct mp_config_table *mc, unsigned length)
+{
+ mc->mpc_length += length;
+ mc->mpc_entry_count++;
+}
+
+static void my_smp_write_bus(struct mp_config_table *mc,
+ unsigned char id, const char *bustype)
+{
+ struct mpc_config_bus *mpc;
+ mpc = smp_next_mpc_entry(mc);
+ memset(mpc, '\0', sizeof(*mpc));
+ mpc->mpc_type = MP_BUS;
+ mpc->mpc_busid = id;
+ memcpy(mpc->mpc_bustype, bustype, sizeof(mpc->mpc_bustype));
+ smp_add_mpc_entry(mc, sizeof(*mpc));
+}
+
+static void *smp_write_config_table(void *v)
+{
+ struct mp_config_table *mc;
+ int bus_isa;
+
+ /*
+ * By the time this function gets called, the IOAPIC registers
+ * have been written so they can be read to get the correct
+ * APIC ID and Version
+ */
+ u8 ioapic_id = (io_apic_read(VIO_APIC_VADDR, 0x00) >> 24);
+ u8 ioapic_ver = (io_apic_read(VIO_APIC_VADDR, 0x01) & 0xFF);
+
+ mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
+
+ mptable_init(mc, LOCAL_APIC_ADDR);
+ memcpy(mc->mpc_oem, "AMD ", 8);
+
+ smp_write_processors(mc);
+
+ //mptable_write_buses(mc, NULL, &bus_isa);
+ my_smp_write_bus(mc, 0, "PCI ");
+ my_smp_write_bus(mc, 1, "PCI ");
+ bus_isa = 0x02;
+ my_smp_write_bus(mc, bus_isa, "ISA ");
+
+ /* I/O APICs: APIC ID Version State Address */
+ smp_write_ioapic(mc, ioapic_id, ioapic_ver, VIO_APIC_VADDR);
+
+ smp_write_ioapic(mc, ioapic_id+1, 0x21, (void *)0xFEC20000);
+
+ /* I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
+#define IO_LOCAL_INT(type, intr, apicid, pin) \
+ smp_write_lintsrc(mc, (type), MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, (intr), (apicid), (pin));
+ mptable_add_isa_interrupts(mc, bus_isa, ioapic_id, 0);
+
+ /* PCI interrupts are level triggered, and are
+ * associated with a specific bus/device/function tuple.
+ */
+#define PCI_INT(bus, dev, int_sign, pin) \
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, (bus), (((dev)<<2)|(int_sign)), ioapic_id, (pin))
+
+ /* Internal VGA */
+ PCI_INT(0x0, 0x01, 0x0, intr_data_ptr[0x02]);
+ PCI_INT(0x0, 0x01, 0x1, intr_data_ptr[0x03]);
+
+ /* SMBUS */
+ PCI_INT(0x0, 0x14, 0x0, 0x10);
+
+ /* HD Audio */
+ PCI_INT(0x0, 0x14, 0x0, intr_data_ptr[0x13]);
+
+ /* USB */
+ PCI_INT(0x0, 0x12, 0x0, intr_data_ptr[0x30]);
+ PCI_INT(0x0, 0x12, 0x1, intr_data_ptr[0x31]);
+ PCI_INT(0x0, 0x13, 0x0, intr_data_ptr[0x32]);
+ PCI_INT(0x0, 0x13, 0x1, intr_data_ptr[0x33]);
+ PCI_INT(0x0, 0x16, 0x0, intr_data_ptr[0x34]);
+ PCI_INT(0x0, 0x16, 0x1, intr_data_ptr[0x35]);
+ PCI_INT(0x0, 0x14, 0x2, intr_data_ptr[0x36]);
+
+ /* sata */
+ PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[0x40]);
+ PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[0x41]);
+
+ /* on board NIC & Slot PCIE. */
+
+ /* PCI slots */
+ device_t dev = dev_find_slot(0, PCI_DEVFN(0x14, 4));
+ if (dev && dev->enabled) {
+ u8 bus_pci = dev->link_list->secondary;
+ /* PCI_SLOT 0. */
+ PCI_INT(bus_pci, 0x5, 0x0, 0x14);
+ PCI_INT(bus_pci, 0x5, 0x1, 0x15);
+ PCI_INT(bus_pci, 0x5, 0x2, 0x16);
+ PCI_INT(bus_pci, 0x5, 0x3, 0x17);
+
+ /* PCI_SLOT 1. */
+ PCI_INT(bus_pci, 0x6, 0x0, 0x15);
+ PCI_INT(bus_pci, 0x6, 0x1, 0x16);
+ PCI_INT(bus_pci, 0x6, 0x2, 0x17);
+ PCI_INT(bus_pci, 0x6, 0x3, 0x14);
+
+ /* PCI_SLOT 2. */
+ PCI_INT(bus_pci, 0x7, 0x0, 0x16);
+ PCI_INT(bus_pci, 0x7, 0x1, 0x17);
+ PCI_INT(bus_pci, 0x7, 0x2, 0x14);
+ PCI_INT(bus_pci, 0x7, 0x3, 0x15);
+ }
+
+ /* PCIe Lan*/
+ PCI_INT(0x0, 0x06, 0x0, 0x13);
+
+ /* FCH PCIe PortA */
+ PCI_INT(0x0, 0x15, 0x0, 0x10);
+ /* FCH PCIe PortB */
+ PCI_INT(0x0, 0x15, 0x1, 0x11);
+ /* FCH PCIe PortC */
+ PCI_INT(0x0, 0x15, 0x2, 0x12);
+ /* FCH PCIe PortD */
+ PCI_INT(0x0, 0x15, 0x3, 0x13);
+
+ /*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
+ IO_LOCAL_INT(mp_ExtINT, 0, MP_APIC_ALL, 0x0);
+ IO_LOCAL_INT(mp_NMI, 0, MP_APIC_ALL, 0x1);
+ /* 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);
+}