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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 <device/device.h>
#include <arch/acpi.h>
#include <amdblocks/agesawrapper.h>
#include <amdblocks/amd_pci_util.h>
#include <soc/pci_devs.h>
#include <soc/southbridge.h>
#include "gpio.h"
/***********************************************************
* 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.
*/
static const u8 mainboard_picr_data[] = {
[0x00] = 0x03, 0x04, 0x05, 0x07, 0x0B, 0x0A, 0x1F, 0x1F,
[0x08] = 0xFA, 0xF1, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F,
[0x10] = 0x1F, 0x1F, 0x1F, 0x03, 0x1F, 0x1F, 0x1F, 0x1F,
[0x18] = 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x20] = 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00,
[0x28] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x30] = 0x05, 0x04, 0x05, 0x04, 0x04, 0x05, 0x04, 0x05,
[0x38] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x40] = 0x04, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x48] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x50] = 0x03, 0x04, 0x05, 0x07, 0x1F, 0x1F, 0x1F, 0x1F,
[0x58] = 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
[0x60] = 0x1F, 0x1F, 0x07, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
[0x68] = 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
[0x70] = 0x03, 0x0F, 0x06, 0x0E, 0x0A, 0x0B, 0x1F, 0x1F,
[0x78] = 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
};
static const u8 mainboard_intr_data[] = {
[0x00] = 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
[0x08] = 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F,
[0x10] = 0x09, 0x1F, 0x1F, 0x10, 0x1F, 0x1F, 0x1F, 0x10,
[0x18] = 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x20] = 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00,
[0x28] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x30] = 0x12, 0x11, 0x12, 0x11, 0x12, 0x11, 0x12, 0x00,
[0x38] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x40] = 0x11, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x48] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x50] = 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00,
[0x58] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x60] = 0x1F, 0x1F, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x68] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[0x70] = 0x03, 0x0F, 0x06, 0x0E, 0x0A, 0x0B, 0x1F, 0x1F,
[0x78] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
/*
* 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[] = {
{ GFX_DEVFN, { PIRQ_A, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ HDA0_DEVFN, { PIRQ_NC, PIRQ_HDA, PIRQ_NC, PIRQ_NC } },
{ PCIE0_DEVFN, { PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D } },
{ PCIE1_DEVFN, { PIRQ_B, PIRQ_C, PIRQ_D, PIRQ_A } },
{ PCIE2_DEVFN, { PIRQ_C, PIRQ_D, PIRQ_A, PIRQ_B } },
{ PCIE3_DEVFN, { PIRQ_D, PIRQ_A, PIRQ_B, PIRQ_C } },
{ PCIE4_DEVFN, { PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D } },
{ PSP_DEVFN, { PIRQ_A, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ HDA1_DEVFN, { PIRQ_HDA, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ SD_DEVFN, { PIRQ_SD, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ SMBUS_DEVFN, { PIRQ_SMBUS, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ SATA_DEVFN, { PIRQ_SATA, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ EHCI1_DEVFN, { PIRQ_EHCI, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
{ XHCI_DEVFN, { PIRQ_XHCI, PIRQ_NC, PIRQ_NC, PIRQ_NC } },
};
/* PIRQ Setup */
static void pirq_setup(void)
{
pirq_data_ptr = mainboard_pirq_data;
pirq_data_size = ARRAY_SIZE(mainboard_pirq_data);
intr_data_ptr = mainboard_intr_data;
picr_data_ptr = mainboard_picr_data;
}
static void mainboard_init(void *chip_info)
{
size_t num_gpios;
const struct soc_amd_gpio *gpios;
gpios = gpio_table(&num_gpios);
program_gpios(gpios, num_gpios);
}
/*************************************************
* enable the dedicated function in padmelon board.
*************************************************/
static void padmelon_enable(struct device *dev)
{
printk(BIOS_INFO, "Mainboard "
CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
/* Initialize the PIRQ data structures for consumption */
pirq_setup();
}
struct chip_operations mainboard_ops = {
.init = mainboard_init,
.enable_dev = padmelon_enable,
};
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