blob: 59d5dea1048267b2280d85a913e99f39b035c26a (
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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Stefan Reinauer <stepan@openbios.org>
* Copyright (C) 2005 Nick Barker <nick.barker9@btinternet.com>
* Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz>
*
* 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 <string.h>
#include <arch/acpi.h>
#include <arch/acpigen.h>
#include <arch/smp/mpspec.h>
#include <device/device.h>
#include <device/pci_ids.h>
#include "i82371eb.h"
static int determine_total_number_of_cores(void)
{
device_t cpu;
int count = 0;
for (cpu = all_devices; cpu; cpu = cpu->next) {
if ((cpu->path.type != DEVICE_PATH_APIC) ||
(cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) {
continue;
}
if (!cpu->enabled) {
continue;
}
count++;
}
return count;
}
void generate_cpu_entries(device_t device)
{
int cpu, pcontrol_blk=DEFAULT_PMBASE+PCNTRL, plen=6;
int numcpus = determine_total_number_of_cores();
printk(BIOS_DEBUG, "Found %d CPU(s).\n", numcpus);
/* without the outer scope, furhter ssdt addition will end up
* within the processor statement */
acpigen_write_scope("\\_PR");
for (cpu=0; cpu < numcpus; cpu++) {
acpigen_write_processor(cpu, pcontrol_blk, plen);
acpigen_pop_len();
}
acpigen_pop_len();
}
unsigned long acpi_fill_mcfg(unsigned long current)
{
/* chipset doesn't have mmconfig */
return current;
}
|
