summaryrefslogtreecommitdiff
path: root/src/mainboard/intel/xe7501devkit/mptable.c
blob: cc7eda5ddfb9bb13be40a4dd37a19b36c1a7cf53 (plain)
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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
#include <console/console.h>
#include <arch/smp/mpspec.h>
#include <arch/ioapic.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>
#include <assert.h>
#include "bus.h"
#include "ioapic.h"

// Generate MP-table IRQ numbers for PCI devices.
#define INT_A	0
#define INT_B	1
#define INT_C	2
#define INT_D	3
#define PCI_IRQ(dev, intLine)	(((dev)<<2) | intLine)

static int bus_isa;

static void xe7501devkit_register_ioapics(struct mp_config_table *mc)
{
	device_t dev;
	struct resource *res;

	// TODO: Gack. This is REALLY ugly.

	// Southbridge IOAPIC
	smp_write_ioapic(mc, IOAPIC_ICH3, 0x20, IO_APIC_ADDR);	// APIC ID, Version, Address

	// P64H2#2 Bus A IOAPIC
	dev = dev_find_slot(PCI_BUS_E7501_HI_B, PCI_DEVFN(30, 0));
	if (!dev)
		BUG();
	res = find_resource(dev, PCI_BASE_ADDRESS_0);
	smp_write_ioapic(mc, IOAPIC_P64H2_2_BUS_A, P64H2_IOAPIC_VERSION, res->base);

	// P64H2#2 Bus B IOAPIC
	dev = dev_find_slot(PCI_BUS_E7501_HI_B, PCI_DEVFN(28, 0));
	if (!dev)
		BUG();
	res = find_resource(dev, PCI_BASE_ADDRESS_0);
	smp_write_ioapic(mc, IOAPIC_P64H2_2_BUS_B, P64H2_IOAPIC_VERSION, res->base);


	// P64H2#1 Bus A IOAPIC
	dev = dev_find_slot(PCI_BUS_E7501_HI_D, PCI_DEVFN(30, 0));
	if (!dev)
		BUG();
	res = find_resource(dev, PCI_BASE_ADDRESS_0);
	smp_write_ioapic(mc, IOAPIC_P64H2_1_BUS_A, P64H2_IOAPIC_VERSION, res->base);

	// P64H2#1 Bus B IOAPIC
	dev = dev_find_slot(PCI_BUS_E7501_HI_D, PCI_DEVFN(28, 0));
	if (!dev)
		BUG();
	res = find_resource(dev, PCI_BASE_ADDRESS_0);
	smp_write_ioapic(mc, IOAPIC_P64H2_1_BUS_B, P64H2_IOAPIC_VERSION, res->base);
}

static void xe7501devkit_register_interrupts(struct mp_config_table *mc)
{
	// Chipset PCI bus
	//					 Type		Trigger | Polarity							Bus ID				IRQ					APIC ID					PIN#
	mptable_lintsrc(mc, PCI_BUS_CHIPSET);
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_CHIPSET, 	PCI_IRQ(29, INT_A), IOAPIC_ICH3, 			16);	// USB 1.1 Controller #1
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_CHIPSET,	PCI_IRQ(31, INT_B),	IOAPIC_ICH3,			17);	// SMBus
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_CHIPSET, 	PCI_IRQ(29, INT_C), IOAPIC_ICH3, 			18);	// USB 1.1 Controller #3
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_CHIPSET, 	PCI_IRQ(31, INT_C), IOAPIC_ICH3, 			18);	// IDE
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_CHIPSET, 	PCI_IRQ(29, INT_D), IOAPIC_ICH3, 			19);	// USB 1.1 Controller #2

	// P64H2#2 Bus B
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(1, INT_A), 	IOAPIC_P64H2_2_BUS_B,    0);	// Slot 2A (J23)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(1, INT_B), 	IOAPIC_P64H2_2_BUS_B,    1);	// Slot 2A (J23)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(1, INT_C), 	IOAPIC_P64H2_2_BUS_B,    2);	// Slot 2A (J23)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(1, INT_D), 	IOAPIC_P64H2_2_BUS_B,    3);	// Slot 2A (J23)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(2, INT_A), 	IOAPIC_P64H2_2_BUS_B,    4);	// Slot 2B (J24)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(2, INT_B), 	IOAPIC_P64H2_2_BUS_B,    5);	// Slot 2B (J24)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(2, INT_C), 	IOAPIC_P64H2_2_BUS_B,    6);	// Slot 2B (J24)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(2, INT_D), 	IOAPIC_P64H2_2_BUS_B,    7);	// Slot 2B (J24)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(3, INT_A), 	IOAPIC_P64H2_2_BUS_B,    8);	// Slot 2C (J25)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(3, INT_B), 	IOAPIC_P64H2_2_BUS_B,    9);	// Slot 2C (J25)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(3, INT_C), 	IOAPIC_P64H2_2_BUS_B,   10);	// Slot 2C (J25)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(3, INT_D), 	IOAPIC_P64H2_2_BUS_B,   11);	// Slot 2C (J25)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(4, INT_A), 	IOAPIC_P64H2_2_BUS_B,   12);	// Slot 2D (J12)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(4, INT_B), 	IOAPIC_P64H2_2_BUS_B,   13);	// Slot 2D (J12)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(4, INT_C), 	IOAPIC_P64H2_2_BUS_B,   14);	// Slot 2D (J12)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_2_B, 	PCI_IRQ(4, INT_D), 	IOAPIC_P64H2_2_BUS_B,   15);	// Slot 2D (J12)

	// P64H2#2 Bus A
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_P64H2_2_A, 	PCI_IRQ(1, INT_A),	IOAPIC_P64H2_2_BUS_A,	 0);	// SCSI
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_P64H2_2_A, 	PCI_IRQ(1, INT_B),	IOAPIC_P64H2_2_BUS_A,	 1);	// SCSI

	// P64H2#1 Bus B
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_B, 	PCI_IRQ(1, INT_A), 	IOAPIC_P64H2_1_BUS_B,    0);	// GB Ethernet
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_B, 	PCI_IRQ(2, INT_A), 	IOAPIC_P64H2_1_BUS_B,    4);	// Slot 1B (J21)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_B, 	PCI_IRQ(2, INT_B), 	IOAPIC_P64H2_1_BUS_B,    5);	// Slot 1B (J21)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_B, 	PCI_IRQ(2, INT_C), 	IOAPIC_P64H2_1_BUS_B,    6);	// Slot 1B (J21)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_B, 	PCI_IRQ(2, INT_D), 	IOAPIC_P64H2_1_BUS_B,    7);	// Slot 1B (J21)

	// P64H2#1 Bus A
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_A, 	PCI_IRQ(1, INT_A), 	IOAPIC_P64H2_1_BUS_A,    0);	// Slot 1A (J20)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_A, 	PCI_IRQ(1, INT_B), 	IOAPIC_P64H2_1_BUS_A,    1);	// Slot 1A (J20)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_A, 	PCI_IRQ(1, INT_C), 	IOAPIC_P64H2_1_BUS_A,    2);	// Slot 1A (J20)
	smp_write_intsrc(mc, mp_INT, 	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 	PCI_BUS_P64H2_1_A, 	PCI_IRQ(1, INT_D), 	IOAPIC_P64H2_1_BUS_A,    3);	// Slot 1A (J20)

	// ICH-3

	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_ICH3,		PCI_IRQ(0, INT_A),	IOAPIC_ICH3,			16);	// Video
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_ICH3,		PCI_IRQ(2, INT_A),	IOAPIC_ICH3,			18);	// Debug slot (J11)
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_ICH3,		PCI_IRQ(2, INT_B),	IOAPIC_ICH3,			19);	// Debug slot (J11)
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_ICH3,		PCI_IRQ(2, INT_C),	IOAPIC_ICH3,			16);	// Debug slot (J11)
	smp_write_intsrc(mc, mp_INT,	MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,	PCI_BUS_ICH3,		PCI_IRQ(2, INT_D),	IOAPIC_ICH3,			17);	// Debug slot (J11)

	// TODO: Not sure how to handle BT_INTR# signals from the P64H2s. Do we even need to, in APIC mode?

	mptable_add_isa_interrupts(mc, bus_isa, IOAPIC_ICH3, 0);
}

static void *smp_write_config_table(void* v)
{
	struct mp_config_table *mc;

	mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);

	mptable_init(mc, LOCAL_APIC_ADDR);

	smp_write_processors(mc);

	mptable_write_buses(mc, NULL, &bus_isa);
	xe7501devkit_register_ioapics(mc);
	xe7501devkit_register_interrupts(mc);

	/* 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);
}