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
|
/*
* ACPI support
* written by Stefan Reinauer <stepan@openbios.org>
* (C) 2005 Stefan Reinauer
*
*
* Copyright 2005 AMD
* 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB
*/
#include <console/console.h>
#include <string.h>
#include <arch/acpi.h>
#include <arch/smp/mpspec.h>
#include <device/pci.h>
#include <cpu/amd/amdk8_sysconf.h>
#include <assert.h>
/* APIC */
unsigned long acpi_fill_madt(unsigned long current)
{
device_t dev;
struct resource *res;
get_bus_conf();
/* create all subtables for processors */
current = acpi_create_madt_lapics(current);
/* Write NVIDIA CK804 IOAPIC. */
dev = dev_find_slot(0x0, PCI_DEVFN(0x1,0));
ASSERT(dev != NULL);
res = find_resource(dev, PCI_BASE_ADDRESS_1);
ASSERT(res != NULL);
current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 4,
res->base, 0);
/* Initialize interrupt mapping if mptable.c didn't. */
#if (!CONFIG_GENERATE_MP_TABLE)
pci_write_config32(dev, 0x7c, 0x0120d218);
pci_write_config32(dev, 0x80, 0x12008a00);
pci_write_config32(dev, 0x84, 0x0000007d);
#endif
/* IRQ9 */
current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW);
/* create all subtables for processors */
/* acpi_create_madt_lapic_nmis returns current, not size. */
current = acpi_create_madt_lapic_nmis(current,
MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 1);
return current;
}
|
