1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/* SPDX-License-Identifier: GPL-2.0-only */
#include <console/console.h>
#include <device/device.h>
#include <southbridge/amd/common/amd_pci_util.h>
#include <southbridge/amd/agesa/hudson/pci_devs.h>
#include <northbridge/amd/agesa/family16kb/pci_devs.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. TODO: Make ACPI use these values too.
*/
static const u8 mainboard_picr_data[FCH_INT_TABLE_SIZE] = {
[0x00] = 0x0A,0x0B,0x0A,0x0B,0x0A,0x0B,0x0A,0x0B, /* INTA# - INTH# */
[0x08] = 0x00,0xF1,0x00,0x00,0x1F,0x1F,0x1F,0x1F, /* Misc-nil,0,1,2, INT from Serial irq */
[0x10] = 0x1F,0x1F,0x1F,0x0A,0x1F,0x1F,0x1F,0x0A, /* SCI, SMBUS0, ASF, HDA, FC, GEC, PerfMon, SD */
[0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F, /* IMC INT0 - 5 */
[0x30] = 0x0A,0x0B,0x0A,0x0B,0x0A,0x0B,0x0A, /* USB Devs 18/19/20/22 INTA-C */
[0x40] = 0x0B,0x0B, /* IDE, SATA */
};
static const u8 mainboard_intr_data[FCH_INT_TABLE_SIZE] = {
[0x00] = 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17, /* INTA# - INTH# */
[0x08] = 0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F, /* Misc-nil,0,1,2, INT from Serial irq */
[0x10] = 0x09,0x1F,0x1F,0x10,0x1F,0x12,0x1F,0x10, /* SCI, SMBUS0, ASF, HDA, FC, GEC, PerMon, SD */
[0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F, /* IMC INT0 - 5 */
[0x30] = 0x12,0x11,0x12,0x11,0x12,0x11,0x12, /* USB Devs 18/19/22/20 INTA-C */
[0x40] = 0x11,0x13, /* IDE, SATA */
};
/*
* 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_B, PIRQ_NC, PIRQ_NC}}, /* VGA: 01.0 */
{NB_PCIE_PORT2_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* NIC: 02.2 */
{NB_PCIE_PORT3_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* NIC: 02.3 */
{NB_PCIE_PORT4_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* NIC: 02.4 */
{NB_PCIE_PORT5_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* NIC: 02.5 */
{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 */
{SB_PCI_PORT_DEVFN, {PIRQ_H, PIRQ_E, PIRQ_F, PIRQ_G}}, /* PCIB: 14.4 */
{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 */
{EHCI3_DEVFN, {PIRQ_NC, PIRQ_EHCI3, PIRQ_NC, PIRQ_NC}}, /* EHCI3: 16.2 */
};
/* 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;
}
/**********************************************
* Enable the dedicated functions of the board.
**********************************************/
static void mainboard_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 = {
.enable_dev = mainboard_enable,
};
|
