linux/arch/x86/mach-generic/es7000.c
<<
>>
Prefs
   1/*
   2 * APIC driver for the Unisys ES7000 chipset.
   3 */
   4#define APIC_DEFINITION 1
   5#include <linux/threads.h>
   6#include <linux/cpumask.h>
   7#include <asm/smp.h>
   8#include <asm/mpspec.h>
   9#include <asm/genapic.h>
  10#include <asm/fixmap.h>
  11#include <asm/apicdef.h>
  12#include <linux/kernel.h>
  13#include <linux/string.h>
  14#include <linux/smp.h>
  15#include <linux/init.h>
  16#include <asm/mach-es7000/mach_apicdef.h>
  17#include <asm/mach-es7000/mach_apic.h>
  18#include <asm/mach-es7000/mach_ipi.h>
  19#include <asm/mach-es7000/mach_mpparse.h>
  20#include <asm/mach-es7000/mach_wakecpu.h>
  21
  22static int probe_es7000(void)
  23{
  24        /* probed later in mptable/ACPI hooks */
  25        return 0;
  26}
  27
  28extern void es7000_sw_apic(void);
  29static void __init enable_apic_mode(void)
  30{
  31        es7000_sw_apic();
  32        return;
  33}
  34
  35static __init int mps_oem_check(struct mp_config_table *mpc, char *oem,
  36                char *productid)
  37{
  38        if (mpc->mpc_oemptr) {
  39                struct mp_config_oemtable *oem_table =
  40                        (struct mp_config_oemtable *)mpc->mpc_oemptr;
  41                if (!strncmp(oem, "UNISYS", 6))
  42                        return parse_unisys_oem((char *)oem_table);
  43        }
  44        return 0;
  45}
  46
  47#ifdef CONFIG_ACPI
  48/* Hook from generic ACPI tables.c */
  49static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
  50{
  51        unsigned long oem_addr;
  52        if (!find_unisys_acpi_oem_table(&oem_addr)) {
  53                if (es7000_check_dsdt())
  54                        return parse_unisys_oem((char *)oem_addr);
  55                else {
  56                        setup_unisys();
  57                        return 1;
  58                }
  59        }
  60        return 0;
  61}
  62#else
  63static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
  64{
  65        return 0;
  66}
  67#endif
  68
  69struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000);
  70