es7000.c 1.5 KB

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  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. static int probe_es7000(void)
  22. {
  23. /* probed later in mptable/ACPI hooks */
  24. return 0;
  25. }
  26. extern void es7000_sw_apic(void);
  27. static void __init enable_apic_mode(void)
  28. {
  29. es7000_sw_apic();
  30. return;
  31. }
  32. static __init int mps_oem_check(struct mp_config_table *mpc, char *oem,
  33. char *productid)
  34. {
  35. if (mpc->mpc_oemptr) {
  36. struct mp_config_oemtable *oem_table =
  37. (struct mp_config_oemtable *)mpc->mpc_oemptr;
  38. if (!strncmp(oem, "UNISYS", 6))
  39. return parse_unisys_oem((char *)oem_table);
  40. }
  41. return 0;
  42. }
  43. #ifdef CONFIG_ACPI
  44. /* Hook from generic ACPI tables.c */
  45. static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
  46. {
  47. unsigned long oem_addr;
  48. if (!find_unisys_acpi_oem_table(&oem_addr)) {
  49. if (es7000_check_dsdt())
  50. return parse_unisys_oem((char *)oem_addr);
  51. else {
  52. setup_unisys();
  53. return 1;
  54. }
  55. }
  56. return 0;
  57. }
  58. #else
  59. static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
  60. {
  61. return 0;
  62. }
  63. #endif
  64. struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000);