root/include/asm-x86/summit/mpparse.h

INCLUDED FROM

DEFINITIONS

1. mps_oem_check
2. acpi_madt_oem_check
3. is_WPEG

#ifndef __ASM_SUMMIT_MPPARSE_H
#define __ASM_SUMMIT_MPPARSE_H

#include <asm/tsc.h>

extern int use_cyclone;

#ifdef CONFIG_X86_SUMMIT_NUMA
extern void setup_summit(void);
#else
#define setup_summit()  {}
#endif

static inline int mps_oem_check(struct mp_config_table *mpc, char *oem,
                char *productid)
{
        if (!strncmp(oem, "IBM ENSW", 8) &&
                        (!strncmp(productid, "VIGIL SMP", 9)
                         || !strncmp(productid, "EXA", 3)
                         || !strncmp(productid, "RUTHLESS SMP", 12))){
                mark_tsc_unstable("Summit based system");
                use_cyclone = 1; /*enable cyclone-timer*/
                setup_summit();
                return 1;
        }
        return 0;
}

/* Hook from generic ACPI tables.c */
static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
        if (!strncmp(oem_id, "IBM", 3) &&
            (!strncmp(oem_table_id, "SERVIGIL", 8)
             || !strncmp(oem_table_id, "EXA", 3))){
                mark_tsc_unstable("Summit based system");
                use_cyclone = 1; /*enable cyclone-timer*/
                setup_summit();
                return 1;
        }
        return 0;
}

struct rio_table_hdr {
        unsigned char version;      /* Version number of this data structure           */
                                    /* Version 3 adds chassis_num & WP_index           */
        unsigned char num_scal_dev; /* # of Scalability devices (Twisters for Vigil)   */
        unsigned char num_rio_dev;  /* # of RIO I/O devices (Cyclones and Winnipegs)   */
} __attribute__((packed));

struct scal_detail {
        unsigned char node_id;      /* Scalability Node ID                             */
        unsigned long CBAR;         /* Address of 1MB register space                   */
        unsigned char port0node;    /* Node ID port connected to: 0xFF=None            */
        unsigned char port0port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
        unsigned char port1node;    /* Node ID port connected to: 0xFF = None          */
        unsigned char port1port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
        unsigned char port2node;    /* Node ID port connected to: 0xFF = None          */
        unsigned char port2port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
        unsigned char chassis_num;  /* 1 based Chassis number (1 = boot node)          */
} __attribute__((packed));

struct rio_detail {
        unsigned char node_id;      /* RIO Node ID                                     */
        unsigned long BBAR;         /* Address of 1MB register space                   */
        unsigned char type;         /* Type of device                                  */
        unsigned char owner_id;     /* For WPEG: Node ID of Cyclone that owns this WPEG*/
                                    /* For CYC:  Node ID of Twister that owns this CYC */
        unsigned char port0node;    /* Node ID port connected to: 0xFF=None            */
        unsigned char port0port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
        unsigned char port1node;    /* Node ID port connected to: 0xFF=None            */
        unsigned char port1port;    /* Port num port connected to: 0,1,2, or 0xFF=None */
        unsigned char first_slot;   /* For WPEG: Lowest slot number below this WPEG    */
                                    /* For CYC:  0                                     */
        unsigned char status;       /* For WPEG: Bit 0 = 1 : the XAPIC is used         */
                                    /*                 = 0 : the XAPIC is not used, ie:*/
                                    /*                     ints fwded to another XAPIC */
                                    /*           Bits1:7 Reserved                      */
                                    /* For CYC:  Bits0:7 Reserved                      */
        unsigned char WP_index;     /* For WPEG: WPEG instance index - lower ones have */
                                    /*           lower slot numbers/PCI bus numbers    */
                                    /* For CYC:  No meaning                            */
        unsigned char chassis_num;  /* 1 based Chassis number                          */
                                    /* For LookOut WPEGs this field indicates the      */
                                    /* Expansion Chassis #, enumerated from Boot       */
                                    /* Node WPEG external port, then Boot Node CYC     */
                                    /* external port, then Next Vigil chassis WPEG     */
                                    /* external port, etc.                             */
                                    /* Shared Lookouts have only 1 chassis number (the */
                                    /* first one assigned)                             */
} __attribute__((packed));


typedef enum {
        CompatTwister = 0,  /* Compatibility Twister               */
        AltTwister    = 1,  /* Alternate Twister of internal 8-way */
        CompatCyclone = 2,  /* Compatibility Cyclone               */
        AltCyclone    = 3,  /* Alternate Cyclone of internal 8-way */
        CompatWPEG    = 4,  /* Compatibility WPEG                  */
        AltWPEG       = 5,  /* Second Planar WPEG                  */
        LookOutAWPEG  = 6,  /* LookOut WPEG                        */
        LookOutBWPEG  = 7,  /* LookOut WPEG                        */
} node_type;

static inline int is_WPEG(struct rio_detail *rio){
        return (rio->type == CompatWPEG || rio->type == AltWPEG ||
                rio->type == LookOutAWPEG || rio->type == LookOutBWPEG);
}

#endif /* __ASM_SUMMIT_MPPARSE_H */