a73aaedd95
v2: use __acpi_unmap_table() Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
/*
|
|
* APIC driver for the Unisys ES7000 chipset.
|
|
*/
|
|
#define APIC_DEFINITION 1
|
|
#include <linux/threads.h>
|
|
#include <linux/cpumask.h>
|
|
#include <asm/mpspec.h>
|
|
#include <asm/genapic.h>
|
|
#include <asm/fixmap.h>
|
|
#include <asm/apicdef.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/string.h>
|
|
#include <linux/init.h>
|
|
#include <asm/es7000/apicdef.h>
|
|
#include <linux/smp.h>
|
|
#include <asm/es7000/apic.h>
|
|
#include <asm/es7000/ipi.h>
|
|
#include <asm/es7000/mpparse.h>
|
|
#include <asm/es7000/wakecpu.h>
|
|
|
|
static int probe_es7000(void)
|
|
{
|
|
/* probed later in mptable/ACPI hooks */
|
|
return 0;
|
|
}
|
|
|
|
extern void es7000_sw_apic(void);
|
|
static void __init enable_apic_mode(void)
|
|
{
|
|
es7000_sw_apic();
|
|
return;
|
|
}
|
|
|
|
static __init int mps_oem_check(struct mp_config_table *mpc, char *oem,
|
|
char *productid)
|
|
{
|
|
if (mpc->mpc_oemptr) {
|
|
struct mp_config_oemtable *oem_table =
|
|
(struct mp_config_oemtable *)mpc->mpc_oemptr;
|
|
if (!strncmp(oem, "UNISYS", 6))
|
|
return parse_unisys_oem((char *)oem_table);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_ACPI
|
|
/* Hook from generic ACPI tables.c */
|
|
static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
|
|
{
|
|
unsigned long oem_addr = 0;
|
|
int check_dsdt;
|
|
int ret = 0;
|
|
|
|
/* check dsdt at first to avoid clear fix_map for oem_addr */
|
|
check_dsdt = es7000_check_dsdt();
|
|
|
|
if (!find_unisys_acpi_oem_table(&oem_addr)) {
|
|
if (check_dsdt)
|
|
ret = parse_unisys_oem((char *)oem_addr);
|
|
else {
|
|
setup_unisys();
|
|
ret = 1;
|
|
}
|
|
/*
|
|
* we need to unmap it
|
|
*/
|
|
unmap_unisys_acpi_oem_table(oem_addr);
|
|
}
|
|
return ret;
|
|
}
|
|
#else
|
|
static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000);
|