From f09e6d47b8174017d8964780b916dec9dd0b2009 Mon Sep 17 00:00:00 2001 From: Kyösti Mälkki Date: Sat, 10 Jan 2015 12:13:23 +0200 Subject: pcengines/apu1: Fork of amd/persimmon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Drop persimmon customization for superio, azalia, PCI-e reset etc. Change-Id: I35f49ca67e6cc2df826f24e5a4bb3db5bb6f711e Signed-off-by: Kyösti Mälkki Reviewed-on: http://review.coreboot.org/8324 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc --- src/mainboard/pcengines/apu1/mptable.c | 152 +++++++++++++++++++++++++++++++++ 1 file changed, 152 insertions(+) create mode 100644 src/mainboard/pcengines/apu1/mptable.c (limited to 'src/mainboard/pcengines/apu1/mptable.c') diff --git a/src/mainboard/pcengines/apu1/mptable.c b/src/mainboard/pcengines/apu1/mptable.c new file mode 100644 index 0000000000..0cf57bdcce --- /dev/null +++ b/src/mainboard/pcengines/apu1/mptable.c @@ -0,0 +1,152 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * Copyright (C) 2014 Sage Electronic Engineering, LLC. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +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); + + /* Intialize the MP_Table */ + mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN); + + mptable_init(mc, LOCAL_APIC_ADDR); + + /* + * Type 0: Processor Entries: + * LAPIC ID, LAPIC Version, CPU Flags:EN/BP, + * CPU Signature (Stepping, Model, Family), + * Feature Flags + */ + smp_write_processors(mc); + + /* + * Type 1: Bus Entries: + * Bus ID, Bus Type + */ + mptable_write_buses(mc, NULL, &bus_isa); + + /* + * Type 2: I/O APICs: + * APIC ID, Version, APIC Flags:EN, Address + */ + smp_write_ioapic(mc, ioapic_id, ioapic_ver, VIO_APIC_VADDR); + + /* + * Type 3: I/O Interrupt Table Entries: + * Int Type, Int Polarity, Int Level, Source Bus ID, + * Source Bus IRQ, Dest APIC ID, Dest 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, fn, pin) \ + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, (bus), (((dev)<<2)|(fn)), ioapic_id, (pin)) + + /* APU Internal Graphic Device */ + PCI_INT(0x0, 0x01, 0x0, intr_data_ptr[PIRQ_C]); + PCI_INT(0x0, 0x01, 0x1, intr_data_ptr[PIRQ_D]); + + /* SMBUS / ACPI */ + PCI_INT(0x0, 0x14, 0x0, intr_data_ptr[PIRQ_SMBUS]); + + /* Southbridge HD Audio */ + PCI_INT(0x0, 0x14, 0x2, intr_data_ptr[PIRQ_HDA]); + + /* LPC */ + PCI_INT(0x0, 0x14, 0x3, intr_data_ptr[PIRQ_C]); + + /* USB */ + PCI_INT(0x0, 0x12, 0x0, intr_data_ptr[PIRQ_OHCI1]); + PCI_INT(0x0, 0x12, 0x2, intr_data_ptr[PIRQ_EHCI1]); + PCI_INT(0x0, 0x13, 0x0, intr_data_ptr[PIRQ_OHCI2]); + PCI_INT(0x0, 0x13, 0x2, intr_data_ptr[PIRQ_EHCI2]); + PCI_INT(0x0, 0x14, 0x5, intr_data_ptr[PIRQ_OHCI4]); + + /* IDE */ + PCI_INT(0x0, 0x14, 0x1, intr_data_ptr[PIRQ_IDE]); + + /* SATA */ + PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[PIRQ_SATA]); + + /* on board NIC & Slot PCIE */ + PCI_INT(0x1, 0x0, 0x0, intr_data_ptr[PIRQ_E]); /* Use INTE */ + PCI_INT(0x2, 0x0, 0x0, intr_data_ptr[PIRQ_E]); /* Use INTE */ + + /* 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, intr_data_ptr[PIRQ_E]); /* INTA -> INTE */ + PCI_INT(bus_pci, 0x5, 0x1, intr_data_ptr[PIRQ_F]); /* INTB -> INTF */ + PCI_INT(bus_pci, 0x5, 0x2, intr_data_ptr[PIRQ_G]); /* INTC -> INTG */ + PCI_INT(bus_pci, 0x5, 0x3, intr_data_ptr[PIRQ_H]); /* INTD -> INTH */ + } + + /* PCIe PortA */ + PCI_INT(0x0, 0x15, 0x0, intr_data_ptr[PIRQ_E]); /* INTA -> INTE */ + /* PCIe PortB */ + PCI_INT(0x0, 0x15, 0x1, intr_data_ptr[PIRQ_F]); /* INTB -> INTF */ + /* PCIe PortC */ + PCI_INT(0x0, 0x15, 0x2, intr_data_ptr[PIRQ_G]); /* INTC -> INTG */ + /* PCIe PortD */ + PCI_INT(0x0, 0x15, 0x3, intr_data_ptr[PIRQ_H]); /* INTD -> INTH */ + + /*Local 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)); + + IO_LOCAL_INT(mp_ExtINT, 0x0, MP_APIC_ALL, 0x0); + IO_LOCAL_INT(mp_NMI, 0x0, 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); /* ADDR, Enable Virtual Wire */ + return (unsigned long)smp_write_config_table(v); +} -- cgit v1.2.3