include/asm-x86/mach-summit/mach_mpparse.h

   1 #ifndef ASM_X86__MACH_SUMMIT__MACH_MPPARSE_H
   2 #define ASM_X86__MACH_SUMMIT__MACH_MPPARSE_H
   3
   4 #include <mach_apic.h>
   5 #include <asm/tsc.h>
   6
   7 extern int use_cyclone;
   8
   9 #ifdef CONFIG_X86_SUMMIT_NUMA
  10 extern void setup_summit(void);
  11 #else
  12 #define setup_summit()  {}
  13 #endif
  14
  15 static inline int mps_oem_check(struct mp_config_table *mpc, char *oem,
  16                 char *productid)
  17 {
  18         if (!strncmp(oem, "IBM ENSW", 8) &&
  19                         (!strncmp(productid, "VIGIL SMP", 9)
  20                          || !strncmp(productid, "EXA", 3)
  21                          || !strncmp(productid, "RUTHLESS SMP", 12))){
  22                 mark_tsc_unstable("Summit based system");
  23                 use_cyclone = 1; /*enable cyclone-timer*/
  24                 setup_summit();
  25                 return 1;
  26         }
  27         return 0;
  28 }
  29
  30 /* Hook from generic ACPI tables.c */
  31 static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id)
  32 {
  33         if (!strncmp(oem_id, "IBM", 3) &&
  34             (!strncmp(oem_table_id, "SERVIGIL", 8)
  35              || !strncmp(oem_table_id, "EXA", 3))){
  36                 mark_tsc_unstable("Summit based system");
  37                 use_cyclone = 1; /*enable cyclone-timer*/
  38                 setup_summit();
  39                 return 1;
  40         }
  41         return 0;
  42 }
  43
  44 struct rio_table_hdr {
  45         unsigned char version;      /* Version number of this data structure           */
  46                                     /* Version 3 adds chassis_num & WP_index           */
  47         unsigned char num_scal_dev; /* # of Scalability devices (Twisters for Vigil)   */
  48         unsigned char num_rio_dev;  /* # of RIO I/O devices (Cyclones and Winnipegs)   */
  49 } __attribute__((packed));
  50
  51 struct scal_detail {
  52         unsigned char node_id;      /* Scalability Node ID                             */
  53         unsigned long CBAR;         /* Address of 1MB register space                   */
  54         unsigned char port0node;    /* Node ID port connected to: 0xFF=None            */
  55         unsigned char port0port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
  56         unsigned char port1node;    /* Node ID port connected to: 0xFF = None          */
  57         unsigned char port1port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
  58         unsigned char port2node;    /* Node ID port connected to: 0xFF = None          */
  59         unsigned char port2port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
  60         unsigned char chassis_num;  /* 1 based Chassis number (1 = boot node)          */
  61 } __attribute__((packed));
  62
  63 struct rio_detail {
  64         unsigned char node_id;      /* RIO Node ID                                     */
  65         unsigned long BBAR;         /* Address of 1MB register space                   */
  66         unsigned char type;         /* Type of device                                  */
  67         unsigned char owner_id;     /* For WPEG: Node ID of Cyclone that owns this WPEG*/
  68                                     /* For CYC:  Node ID of Twister that owns this CYC */
  69         unsigned char port0node;    /* Node ID port connected to: 0xFF=None            */
  70         unsigned char port0port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
  71         unsigned char port1node;    /* Node ID port connected to: 0xFF=None            */
  72         unsigned char port1port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
  73         unsigned char first_slot;   /* For WPEG: Lowest slot number below this WPEG    */
  74                                     /* For CYC:  0                                     */
  75         unsigned char status;       /* For WPEG: Bit 0 = 1 : the XAPIC is used         */
  76                                     /*                 = 0 : the XAPIC is not used, ie:*/
  77                                     /*                     ints fwded to another XAPIC */
  78                                     /*           Bits1:7 Reserved                      */
  79                                     /* For CYC:  Bits0:7 Reserved                      */
  80         unsigned char WP_index;     /* For WPEG: WPEG instance index - lower ones have */
  81                                     /*           lower slot numbers/PCI bus numbers    */
  82                                     /* For CYC:  No meaning                            */
  83         unsigned char chassis_num;  /* 1 based Chassis number                          */
  84                                     /* For LookOut WPEGs this field indicates the      */
  85                                     /* Expansion Chassis #, enumerated from Boot       */
  86                                     /* Node WPEG external port, then Boot Node CYC     */
  87                                     /* external port, then Next Vigil chassis WPEG     */
  88                                     /* external port, etc.                             */
  89                                     /* Shared Lookouts have only 1 chassis number (the */
  90                                     /* first one assigned)                             */
  91 } __attribute__((packed));
  92
  93
  94 typedef enum {
  95         CompatTwister = 0,  /* Compatibility Twister               */
  96         AltTwister    = 1,  /* Alternate Twister of internal 8-way */
  97         CompatCyclone = 2,  /* Compatibility Cyclone               */
  98         AltCyclone    = 3,  /* Alternate Cyclone of internal 8-way */
  99         CompatWPEG    = 4,  /* Compatibility WPEG                  */
 100         AltWPEG       = 5,  /* Second Planar WPEG                  */
 101         LookOutAWPEG  = 6,  /* LookOut WPEG                        */
 102         LookOutBWPEG  = 7,  /* LookOut WPEG                        */
 103 } node_type;
 104
 105 static inline int is_WPEG(struct rio_detail *rio){
 106         return (rio->type == CompatWPEG || rio->type == AltWPEG ||
 107                 rio->type == LookOutAWPEG || rio->type == LookOutBWPEG);
 108 }
 109
 110 #endif /* ASM_X86__MACH_SUMMIT__MACH_MPPARSE_H */