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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 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 <device/mmio.h>
#include <device/pci_ops.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_def.h>
#include <southbridge/amd/pi/hudson/hudson.h>
#include <southbridge/amd/pi/hudson/pci_devs.h>
#include <southbridge/amd/pi/hudson/amd_pci_int_defs.h>
#include <northbridge/amd/pi/00730F01/pci_devs.h>
#include <southbridge/amd/common/amd_pci_util.h>
#include <superio/nuvoton/nct5104d/nct5104d.h>
#include <smbios.h>
#include <string.h>
#include "gpio_ftns.h"
#define SPD_SIZE 128
#define PM_RTC_CONTROL 0x56
#define PM_S_STATE_CONTROL 0xBA
/***********************************************************
* These arrays set up the FCH PCI_INTR registers 0xC00/0xC01.
* This table is responsible for physically routing the PIC and
* IOAPIC IRQs to the different PCI devices on the system. It
* is read and written via registers 0xC00/0xC01 as an
* Index/Data pair. These values are chipset and mainboard
* dependent and should be updated accordingly.
*
* These values are used by the PCI configuration space,
* MP Tables. TODO: Make ACPI use these values too.
*/
static const u8 mainboard_picr_data[FCH_INT_TABLE_SIZE] = {
[0 ... FCH_INT_TABLE_SIZE-1] = 0x1F,
/* INTA# - INTH# */
[0x00] = 0x03,0x03,0x05,0x07,0x0B,0x0A,0x1F,0x1F,
/* Misc-nil,0,1,2, INT from Serial irq */
[0x08] = 0xFA,0xF1,0x00,0x00,0x1F,0x1F,0x1F,0x1F,
/* SCI, SMBUS0, ASF, HDA, FC, RSVD, PerMon, SD */
[0x10] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,
[0x18] = 0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* IMC INT0 - 5 */
[0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x00,0x00,
[0x28] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* USB Devs 18/19/22 INTA-C */
[0x30] = 0x05,0x1F,0x05,0x1F,0x04,0x1F,0x1F,0x1F,
[0x38] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* SATA */
[0x40] = 0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,
[0x48] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x50] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x58] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x60] = 0x00,0x00,0x1F
};
static const u8 mainboard_intr_data[FCH_INT_TABLE_SIZE] = {
[0 ... FCH_INT_TABLE_SIZE-1] = 0x1F,
/* INTA# - INTH# */
[0x00] = 0x10,0x10,0x12,0x13,0x14,0x15,0x1F,0x1F,
/* Misc-nil,0,1,2, INT from Serial irq */
[0x08] = 0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F,
/* SCI, SMBUS0, ASF, HDA, FC, RSVD, PerMon, SD */
[0x10] = 0x09,0x1F,0x1F,0x1F,0x1F,0x1f,0x1F,0x10,
[0x18] = 0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* IMC INT0 - 5 */
[0x20] = 0x05,0x1F,0x1F,0x1F,0x1F,0x1F,0x00,0x00,
[0x28] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* USB Devs 18/19/20/22 INTA-C */
[0x30] = 0x12,0x1f,0x12,0x1F,0x12,0x1F,0x1F,0x00,
[0x38] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* SATA */
[0x40] = 0x1f,0x13,0x00,0x00,0x00,0x00,0x00,0x00,
[0x48] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x50] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x58] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
[0x60] = 0x00,0x00,0x1F
};
/*
* This table defines the index into the picr/intr_data
* tables for each device. Any enabled device and slot
* that uses hardware interrupts should have an entry
* in this table to define its index into the FCH
* PCI_INTR register 0xC00/0xC01. This index will define
* the interrupt that it should use. Putting PIRQ_A into
* the PIN A index for a device will tell that device to
* use PIC IRQ 10 if it uses PIN A for its hardware INT.
*/
static const struct pirq_struct mainboard_pirq_data[] = {
/* {PCI_devfn, {PIN A, PIN B, PIN C, PIN D}}, */
{GFX_DEVFN, {PIRQ_A, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* VGA: 01.0 */
{ACTL_DEVFN,{PIRQ_NC, PIRQ_B, PIRQ_NC, PIRQ_NC}}, /* Audio: 01.1 */
{NB_PCIE_PORT1_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* x4 PCIe: 02.1 */
{NB_PCIE_PORT2_DEVFN, {PIRQ_B, PIRQ_C, PIRQ_D, PIRQ_A}}, /* mPCIe: 02.2 */
{NB_PCIE_PORT3_DEVFN, {PIRQ_C, PIRQ_D, PIRQ_A, PIRQ_B}}, /* NIC: 02.3 */
{XHCI_DEVFN, {PIRQ_C, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* XHCI: 10.0 */
{SATA_DEVFN, {PIRQ_SATA, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SATA: 11.0 */
{OHCI1_DEVFN, {PIRQ_OHCI1, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI1: 12.0 */
{EHCI1_DEVFN, {PIRQ_NC, PIRQ_EHCI1, PIRQ_NC, PIRQ_NC}}, /* EHCI1: 12.2 */
{OHCI2_DEVFN, {PIRQ_OHCI2, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI2: 13.0 */
{EHCI2_DEVFN, {PIRQ_NC, PIRQ_EHCI2, PIRQ_NC, PIRQ_NC}}, /* EHCI2: 13.2 */
{SMBUS_DEVFN, {PIRQ_SMBUS, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SMBUS: 14.0 */
{HDA_DEVFN, {PIRQ_HDA, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* HDA: 14.2 */
{SD_DEVFN, {PIRQ_SD, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SD: 14.7 */
{OHCI3_DEVFN, {PIRQ_OHCI3, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI3: 16.0 (same device as xHCI 10.0) */
{EHCI3_DEVFN, {PIRQ_NC, PIRQ_EHCI3, PIRQ_NC, PIRQ_NC}}, /* EHCI3: 16.2 (same device as xHCI 10.1) */
};
/* PIRQ Setup */
static void pirq_setup(void)
{
pirq_data_ptr = mainboard_pirq_data;
pirq_data_size = sizeof(mainboard_pirq_data) / sizeof(struct pirq_struct);
intr_data_ptr = mainboard_intr_data;
picr_data_ptr = mainboard_picr_data;
}
/* Wrapper to enable GPIO/UART devices under menuconfig. Revisit
* once configuration file format for SPI flash storage is complete.
*/
#define SIO_PORT 0x2e
static void config_gpio_mux(void)
{
struct device *uart, *gpio;
uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP3);
gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO0);
if (uart)
uart->enabled = CONFIG(APU2_PINMUX_UART_C);
if (gpio)
gpio->enabled = CONFIG(APU2_PINMUX_GPIO0);
uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP4);
gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO1);
if (uart)
uart->enabled = CONFIG(APU2_PINMUX_UART_D);
if (gpio)
gpio->enabled = CONFIG(APU2_PINMUX_GPIO1);
}
/**********************************************
* enable the dedicated function in mainboard.
**********************************************/
static void mainboard_enable(struct device *dev)
{
printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
config_gpio_mux();
//
// Enable the RTC output
//
pm_write16(PM_RTC_CONTROL, pm_read16(PM_RTC_CONTROL) | (1 << 11));
//
// Enable power on from WAKE#
//
pm_write16(PM_S_STATE_CONTROL, pm_read16(PM_S_STATE_CONTROL) | (1 << 14));
/* Initialize the PIRQ data structures for consumption */
pirq_setup();
}
static void mainboard_final(void *chip_info)
{
//
// Turn off LED 2 and LED 3
//
write_gpio(GPIO_58, 1);
write_gpio(GPIO_59, 1);
}
/*
* We will stuff a modified version of the first NICs (BDF 1:0.0) MAC address
* into the smbios serial number location.
*/
const char *smbios_mainboard_serial_number(void)
{
static char serial[10];
struct device *dev;
uintptr_t bar10;
u32 mac_addr = 0;
int i;
/* Already initialized. */
if (serial[0] != 0)
return serial;
dev = pcidev_on_root(2, 2);
if (dev)
dev = pcidev_path_behind(dev->link_list, PCI_DEVFN(0, 0));
if (!dev)
return serial;
/* Read in the last 3 bytes of NIC's MAC address. */
bar10 = pci_read_config32(dev, 0x10);
bar10 &= 0xFFFE0000;
bar10 += 0x5400;
for (i = 3; i < 6; i++) {
mac_addr <<= 8;
mac_addr |= read8((u8 *)bar10 + i);
}
mac_addr &= 0x00FFFFFF;
mac_addr /= 4;
mac_addr -= 64;
snprintf(serial, sizeof(serial), "%d", mac_addr);
return serial;
}
/*
* We will stuff the memory size into the smbios sku location.
*/
const char *smbios_system_sku(void)
{
static char sku[5];
if (sku[0] != 0)
return sku;
if (!get_spd_offset())
snprintf(sku, sizeof(sku), "2 GB");
else
snprintf(sku, sizeof(sku), "4 GB");
return sku;
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
.final = mainboard_final,
};
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