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root/include/asm-parisc/pdc.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. os_id_to_string

#ifndef _PARISC_PDC_H
#define _PARISC_PDC_H

/*
 *      PDC return values ...
 *      All PDC calls return a subset of these errors. 
 */

#define PDC_WARN                  3     /* Call completed with a warning */
#define PDC_REQ_ERR_1             2     /* See above                     */
#define PDC_REQ_ERR_0             1     /* Call would generate a requestor error */
#define PDC_OK                    0     /* Call completed successfully  */
#define PDC_BAD_PROC             -1     /* Called non-existent procedure*/
#define PDC_BAD_OPTION           -2     /* Called with non-existent option */
#define PDC_ERROR                -3     /* Call could not complete without an error */
#define PDC_NE_MOD               -5     /* Module not found             */
#define PDC_NE_CELL_MOD          -7     /* Cell module not found        */
#define PDC_INVALID_ARG         -10     /* Called with an invalid argument */
#define PDC_BUS_POW_WARN        -12     /* Call could not complete in allowed power budget */
#define PDC_NOT_NARROW          -17     /* Narrow mode not supported    */

/*
 *      PDC entry points...
 */

#define PDC_POW_FAIL    1               /* perform a power-fail         */
#define PDC_POW_FAIL_PREPARE    0       /* prepare for powerfail        */

#define PDC_CHASSIS     2               /* PDC-chassis functions        */
#define PDC_CHASSIS_DISP        0       /* update chassis display       */
#define PDC_CHASSIS_WARN        1       /* return chassis warnings      */
#define PDC_CHASSIS_DISPWARN    2       /* update&return chassis status */
#define PDC_RETURN_CHASSIS_INFO 128     /* HVERSION dependent: return chassis LED/LCD info  */

#define PDC_PIM         3               /* Get PIM data                 */
#define PDC_PIM_HPMC            0       /* Transfer HPMC data           */
#define PDC_PIM_RETURN_SIZE     1       /* Get Max buffer needed for PIM*/
#define PDC_PIM_LPMC            2       /* Transfer HPMC data           */
#define PDC_PIM_SOFT_BOOT       3       /* Transfer Soft Boot data      */
#define PDC_PIM_TOC             4       /* Transfer TOC data            */

#define PDC_MODEL       4               /* PDC model information call   */
#define PDC_MODEL_INFO          0       /* returns information          */
#define PDC_MODEL_BOOTID        1       /* set the BOOT_ID              */
#define PDC_MODEL_VERSIONS      2       /* returns cpu-internal versions*/
#define PDC_MODEL_SYSMODEL      3       /* return system model info     */
#define PDC_MODEL_ENSPEC        4       /* enable specific option       */
#define PDC_MODEL_DISPEC        5       /* disable specific option      */
#define PDC_MODEL_CPU_ID        6       /* returns cpu-id (only newer machines!) */
#define PDC_MODEL_CAPABILITIES  7       /* returns OS32/OS64-flags      */
/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */
#define  PDC_MODEL_IOPDIR_FDC           (1 << 2)
#define  PDC_MODEL_NVA_MASK             (3 << 4)
#define  PDC_MODEL_NVA_SUPPORTED        (0 << 4)
#define  PDC_MODEL_NVA_SLOW             (1 << 4)
#define  PDC_MODEL_NVA_UNSUPPORTED      (3 << 4)
#define PDC_MODEL_GET_BOOT__OP  8       /* returns boot test options    */
#define PDC_MODEL_SET_BOOT__OP  9       /* set boot test options        */

#define PA89_INSTRUCTION_SET    0x4     /* capatibilies returned        */
#define PA90_INSTRUCTION_SET    0x8

#define PDC_CACHE       5               /* return/set cache (& TLB) info*/
#define PDC_CACHE_INFO          0       /* returns information          */
#define PDC_CACHE_SET_COH       1       /* set coherence state          */
#define PDC_CACHE_RET_SPID      2       /* returns space-ID bits        */

#define PDC_HPA         6               /* return HPA of processor      */
#define PDC_HPA_PROCESSOR       0
#define PDC_HPA_MODULES         1

#define PDC_COPROC      7               /* Co-Processor (usually FP unit(s)) */
#define PDC_COPROC_CFG          0       /* Co-Processor Cfg (FP unit(s) enabled?) */

#define PDC_IODC        8               /* talk to IODC                 */
#define PDC_IODC_READ           0       /* read IODC entry point        */
/*      PDC_IODC_RI_                     * INDEX parameter of PDC_IODC_READ */
#define PDC_IODC_RI_DATA_BYTES  0       /* IODC Data Bytes              */
/*                              1, 2       obsolete - HVERSION dependent*/
#define PDC_IODC_RI_INIT        3       /* Initialize module            */
#define PDC_IODC_RI_IO          4       /* Module input/output          */
#define PDC_IODC_RI_SPA         5       /* Module input/output          */
#define PDC_IODC_RI_CONFIG      6       /* Module input/output          */
/*                              7         obsolete - HVERSION dependent */
#define PDC_IODC_RI_TEST        8       /* Module input/output          */
#define PDC_IODC_RI_TLB         9       /* Module input/output          */
#define PDC_IODC_NINIT          2       /* non-destructive init         */
#define PDC_IODC_DINIT          3       /* destructive init             */
#define PDC_IODC_MEMERR         4       /* check for memory errors      */
#define PDC_IODC_INDEX_DATA     0       /* get first 16 bytes from mod IODC */
#define PDC_IODC_BUS_ERROR      -4      /* bus error return value       */
#define PDC_IODC_INVALID_INDEX  -5      /* invalid index return value   */
#define PDC_IODC_COUNT          -6      /* count is too small           */

#define PDC_TOD         9               /* time-of-day clock (TOD)      */
#define PDC_TOD_READ            0       /* read TOD                     */
#define PDC_TOD_WRITE           1       /* write TOD                    */


#define PDC_STABLE      10              /* stable storage (sprockets)   */
#define PDC_STABLE_READ         0
#define PDC_STABLE_WRITE        1
#define PDC_STABLE_RETURN_SIZE  2
#define PDC_STABLE_VERIFY_CONTENTS 3
#define PDC_STABLE_INITIALIZE   4

#define PDC_NVOLATILE   11              /* often not implemented        */

#define PDC_ADD_VALID   12              /* Memory validation PDC call   */
#define PDC_ADD_VALID_VERIFY    0       /* Make PDC_ADD_VALID verify region */

#define PDC_INSTR       15              /* get instr to invoke PDCE_CHECK() */

#define PDC_PROC        16              /* (sprockets)                  */

#define PDC_CONFIG      16              /* (sprockets)                  */
#define PDC_CONFIG_DECONFIG     0
#define PDC_CONFIG_DRECONFIG    1
#define PDC_CONFIG_DRETURN_CONFIG 2

#define PDC_BLOCK_TLB   18              /* manage hardware block-TLB    */
#define PDC_BTLB_INFO           0       /* returns parameter            */
#define PDC_BTLB_INSERT         1       /* insert BTLB entry            */
#define PDC_BTLB_PURGE          2       /* purge BTLB entries           */
#define PDC_BTLB_PURGE_ALL      3       /* purge all BTLB entries       */

#define PDC_TLB         19              /* manage hardware TLB miss handling */
#define PDC_TLB_INFO            0       /* returns parameter            */
#define PDC_TLB_SETUP           1       /* set up miss handling         */

#define PDC_MEM         20              /* Manage memory                */
#define PDC_MEM_MEMINFO         0
#define PDC_MEM_ADD_PAGE        1
#define PDC_MEM_CLEAR_PDT       2
#define PDC_MEM_READ_PDT        3
#define PDC_MEM_RESET_CLEAR     4
#define PDC_MEM_GOODMEM         5
#define PDC_MEM_TABLE           128     /* Non contig mem map (sprockets) */
#define PDC_MEM_RETURN_ADDRESS_TABLE    PDC_MEM_TABLE
#define PDC_MEM_GET_MEMORY_SYSTEM_TABLES_SIZE   131
#define PDC_MEM_GET_MEMORY_SYSTEM_TABLES        132
#define PDC_MEM_GET_PHYSICAL_LOCATION_FROM_MEMORY_ADDRESS 133

#define PDC_MEM_RET_SBE_REPLACED        5       /* PDC_MEM return values */
#define PDC_MEM_RET_DUPLICATE_ENTRY     4
#define PDC_MEM_RET_BUF_SIZE_SMALL      1
#define PDC_MEM_RET_PDT_FULL            -11
#define PDC_MEM_RET_INVALID_PHYSICAL_LOCATION ~0ULL

#define PDC_PSW         21              /* Get/Set default System Mask  */
#define PDC_PSW_MASK            0       /* Return mask                  */
#define PDC_PSW_GET_DEFAULTS    1       /* Return defaults              */
#define PDC_PSW_SET_DEFAULTS    2       /* Set default                  */
#define PDC_PSW_ENDIAN_BIT      1       /* set for big endian           */
#define PDC_PSW_WIDE_BIT        2       /* set for wide mode            */ 

#define PDC_SYSTEM_MAP  22              /* find system modules          */
#define PDC_FIND_MODULE         0
#define PDC_FIND_ADDRESS        1
#define PDC_TRANSLATE_PATH      2

#define PDC_SOFT_POWER  23              /* soft power switch            */
#define PDC_SOFT_POWER_INFO     0       /* return info about the soft power switch */
#define PDC_SOFT_POWER_ENABLE   1       /* enable/disable soft power switch */


/* HVERSION dependent */

/* The PDC_MEM_MAP calls */
#define PDC_MEM_MAP     128             /* on s700: return page info    */
#define PDC_MEM_MAP_HPA         0       /* returns hpa of a module      */

#define PDC_EEPROM      129             /* EEPROM access                */
#define PDC_EEPROM_READ_WORD    0
#define PDC_EEPROM_WRITE_WORD   1
#define PDC_EEPROM_READ_BYTE    2
#define PDC_EEPROM_WRITE_BYTE   3
#define PDC_EEPROM_EEPROM_PASSWORD -1000

#define PDC_NVM         130             /* NVM (non-volatile memory) access */
#define PDC_NVM_READ_WORD       0
#define PDC_NVM_WRITE_WORD      1
#define PDC_NVM_READ_BYTE       2
#define PDC_NVM_WRITE_BYTE      3

#define PDC_SEED_ERROR  132             /* (sprockets)                  */

#define PDC_IO          135             /* log error info, reset IO system */
#define PDC_IO_READ_AND_CLEAR_ERRORS    0
#define PDC_IO_RESET                    1
#define PDC_IO_RESET_DEVICES            2
/* sets bits 6&7 (little endian) of the HcControl Register */
#define PDC_IO_USB_SUSPEND      0xC000000000000000
#define PDC_IO_EEPROM_IO_ERR_TABLE_FULL -5      /* return value */
#define PDC_IO_NO_SUSPEND               -6      /* return value */

#define PDC_BROADCAST_RESET 136         /* reset all processors         */
#define PDC_DO_RESET            0       /* option: perform a broadcast reset */
#define PDC_DO_FIRM_TEST_RESET  1       /* Do broadcast reset with bitmap */
#define PDC_BR_RECONFIGURATION  2       /* reset w/reconfiguration      */
#define PDC_FIRM_TEST_MAGIC     0xab9ec36fUL    /* for this reboot only */

#define PDC_LAN_STATION_ID 138          /* Hversion dependent mechanism for */
#define PDC_LAN_STATION_ID_READ 0       /* getting the lan station address  */

#define PDC_LAN_STATION_ID_SIZE 6

#define PDC_CHECK_RANGES 139            /* (sprockets)                  */

#define PDC_NV_SECTIONS 141             /* (sprockets)                  */

#define PDC_PERFORMANCE 142             /* performance monitoring       */

#define PDC_SYSTEM_INFO 143             /* system information           */
#define PDC_SYSINFO_RETURN_INFO_SIZE    0
#define PDC_SYSINFO_RRETURN_SYS_INFO    1
#define PDC_SYSINFO_RRETURN_ERRORS      2
#define PDC_SYSINFO_RRETURN_WARNINGS    3
#define PDC_SYSINFO_RETURN_REVISIONS    4
#define PDC_SYSINFO_RRETURN_DIAGNOSE    5
#define PDC_SYSINFO_RRETURN_HV_DIAGNOSE 1005

#define PDC_RDR         144             /* (sprockets)                  */
#define PDC_RDR_READ_BUFFER     0
#define PDC_RDR_READ_SINGLE     1
#define PDC_RDR_WRITE_SINGLE    2

#define PDC_INTRIGUE    145             /* (sprockets)                  */
#define PDC_INTRIGUE_WRITE_BUFFER        0
#define PDC_INTRIGUE_GET_SCRATCH_BUFSIZE 1
#define PDC_INTRIGUE_START_CPU_COUNTERS  2
#define PDC_INTRIGUE_STOP_CPU_COUNTERS   3

#define PDC_STI         146             /* STI access                   */
/* same as PDC_PCI_XXX values (see below) */

/* Legacy PDC definitions for same stuff */
#define PDC_PCI_INDEX   147
#define PDC_PCI_INTERFACE_INFO          0
#define PDC_PCI_SLOT_INFO               1
#define PDC_PCI_INFLIGHT_BYTES          2
#define PDC_PCI_READ_CONFIG             3
#define PDC_PCI_WRITE_CONFIG            4
#define PDC_PCI_READ_PCI_IO             5
#define PDC_PCI_WRITE_PCI_IO            6
#define PDC_PCI_READ_CONFIG_DELAY       7
#define PDC_PCI_UPDATE_CONFIG_DELAY     8
#define PDC_PCI_PCI_PATH_TO_PCI_HPA     9
#define PDC_PCI_PCI_HPA_TO_PCI_PATH     10
#define PDC_PCI_PCI_PATH_TO_PCI_BUS     11
#define PDC_PCI_PCI_RESERVED            12
#define PDC_PCI_PCI_INT_ROUTE_SIZE      13
#define PDC_PCI_GET_INT_TBL_SIZE        PDC_PCI_PCI_INT_ROUTE_SIZE
#define PDC_PCI_PCI_INT_ROUTE           14
#define PDC_PCI_GET_INT_TBL             PDC_PCI_PCI_INT_ROUTE 
#define PDC_PCI_READ_MON_TYPE           15
#define PDC_PCI_WRITE_MON_TYPE          16


/* Get SCSI Interface Card info:  SDTR, SCSI ID, mode (SE vs LVD) */
#define PDC_INITIATOR   163
#define PDC_GET_INITIATOR       0
#define PDC_SET_INITIATOR       1
#define PDC_DELETE_INITIATOR    2
#define PDC_RETURN_TABLE_SIZE   3
#define PDC_RETURN_TABLE        4

#define PDC_LINK        165             /* (sprockets)                  */
#define PDC_LINK_PCI_ENTRY_POINTS       0  /* list (Arg1) = 0 */
#define PDC_LINK_USB_ENTRY_POINTS       1  /* list (Arg1) = 1 */

/* cl_class
 * page 3-33 of IO-Firmware ARS
 * IODC ENTRY_INIT(Search first) RET[1]
 */
#define CL_NULL         0       /* invalid */
#define CL_RANDOM       1       /* random access (as disk) */
#define CL_SEQU         2       /* sequential access (as tape) */
#define CL_DUPLEX       7       /* full-duplex point-to-point (RS-232, Net) */
#define CL_KEYBD        8       /* half-duplex console (HIL Keyboard) */
#define CL_DISPL        9       /* half-duplex console (display) */
#define CL_FC           10      /* FiberChannel access media */

/* IODC ENTRY_INIT() */
#define ENTRY_INIT_SRCH_FRST    2
#define ENTRY_INIT_SRCH_NEXT    3
#define ENTRY_INIT_MOD_DEV      4
#define ENTRY_INIT_DEV          5
#define ENTRY_INIT_MOD          6
#define ENTRY_INIT_MSG          9

/* IODC ENTRY_IO() */
#define ENTRY_IO_BOOTIN         0
#define ENTRY_IO_BOOTOUT        1
#define ENTRY_IO_CIN            2
#define ENTRY_IO_COUT           3
#define ENTRY_IO_CLOSE          4
#define ENTRY_IO_GETMSG         9
#define ENTRY_IO_BBLOCK_IN      16
#define ENTRY_IO_BBLOCK_OUT     17

/* IODC ENTRY_SPA() */

/* IODC ENTRY_CONFIG() */

/* IODC ENTRY_TEST() */

/* IODC ENTRY_TLB() */

/* constants for OS (NVM...) */
#define OS_ID_NONE              0       /* Undefined OS ID      */
#define OS_ID_HPUX              1       /* HP-UX OS             */
#define OS_ID_MPEXL             2       /* MPE XL OS            */
#define OS_ID_OSF               3       /* OSF OS               */
#define OS_ID_HPRT              4       /* HP-RT OS             */
#define OS_ID_NOVEL             5       /* NOVELL OS            */
#define OS_ID_LINUX             6       /* Linux                */


/* constants for PDC_CHASSIS */
#define OSTAT_OFF               0
#define OSTAT_FLT               1 
#define OSTAT_TEST              2
#define OSTAT_INIT              3
#define OSTAT_SHUT              4
#define OSTAT_WARN              5
#define OSTAT_RUN               6
#define OSTAT_ON                7

/* Page Zero constant offsets used by the HPMC handler */
#define BOOT_CONSOLE_HPA_OFFSET  0x3c0
#define BOOT_CONSOLE_SPA_OFFSET  0x3c4
#define BOOT_CONSOLE_PATH_OFFSET 0x3a8

#if !defined(__ASSEMBLY__)
#ifdef __KERNEL__

#include <linux/types.h>

extern int pdc_type;

/* Values for pdc_type */
#define PDC_TYPE_ILLEGAL        -1
#define PDC_TYPE_PAT             0 /* 64-bit PAT-PDC */
#define PDC_TYPE_SYSTEM_MAP      1 /* 32-bit, but supports PDC_SYSTEM_MAP */
#define PDC_TYPE_SNAKE           2 /* Doesn't support SYSTEM_MAP */

struct pdc_chassis_info {       /* for PDC_CHASSIS_INFO */
        unsigned long actcnt;   /* actual number of bytes returned */
        unsigned long maxcnt;   /* maximum number of bytes that could be returned */
};

struct pdc_coproc_cfg {         /* for PDC_COPROC_CFG */
        unsigned long ccr_functional;
        unsigned long ccr_present;
        unsigned long revision;
        unsigned long model;
};

struct pdc_model {              /* for PDC_MODEL */
        unsigned long hversion;
        unsigned long sversion;
        unsigned long hw_id;
        unsigned long boot_id;
        unsigned long sw_id;
        unsigned long sw_cap;
        unsigned long arch_rev;
        unsigned long pot_key;
        unsigned long curr_key;
};

struct pdc_cache_cf {           /* for PDC_CACHE  (I/D-caches) */
    unsigned long
#ifdef CONFIG_64BIT
                cc_padW:32,
#endif
                cc_alias: 4,    /* alias boundaries for virtual addresses   */
                cc_block: 4,    /* to determine most efficient stride */
                cc_line : 3,    /* maximum amount written back as a result of store (multiple of 16 bytes) */
                cc_shift: 2,    /* how much to shift cc_block left */
                cc_wt   : 1,    /* 0 = WT-Dcache, 1 = WB-Dcache */
                cc_sh   : 2,    /* 0 = separate I/D-cache, else shared I/D-cache */
                cc_cst  : 3,    /* 0 = incoherent D-cache, 1=coherent D-cache */
                cc_pad1 : 10,   /* reserved */
                cc_hv   : 3;    /* hversion dependent */
};

struct pdc_tlb_cf {             /* for PDC_CACHE (I/D-TLB's) */
    unsigned long tc_pad0:12,   /* reserved */
#ifdef CONFIG_64BIT
                tc_padW:32,
#endif
                tc_sh   : 2,    /* 0 = separate I/D-TLB, else shared I/D-TLB */
                tc_hv   : 1,    /* HV */
                tc_page : 1,    /* 0 = 2K page-size-machine, 1 = 4k page size */
                tc_cst  : 3,    /* 0 = incoherent operations, else coherent operations */
                tc_aid  : 5,    /* ITLB: width of access ids of processor (encoded!) */
                tc_pad1 : 8;    /* ITLB: width of space-registers (encoded) */
};

struct pdc_cache_info {         /* main-PDC_CACHE-structure (caches & TLB's) */
        /* I-cache */
        unsigned long   ic_size;        /* size in bytes */
        struct pdc_cache_cf ic_conf;    /* configuration */
        unsigned long   ic_base;        /* base-addr */
        unsigned long   ic_stride;
        unsigned long   ic_count;
        unsigned long   ic_loop;
        /* D-cache */
        unsigned long   dc_size;        /* size in bytes */
        struct pdc_cache_cf dc_conf;    /* configuration */
        unsigned long   dc_base;        /* base-addr */
        unsigned long   dc_stride;
        unsigned long   dc_count;
        unsigned long   dc_loop;
        /* Instruction-TLB */
        unsigned long   it_size;        /* number of entries in I-TLB */
        struct pdc_tlb_cf it_conf;      /* I-TLB-configuration */
        unsigned long   it_sp_base;
        unsigned long   it_sp_stride;
        unsigned long   it_sp_count;
        unsigned long   it_off_base;
        unsigned long   it_off_stride;
        unsigned long   it_off_count;
        unsigned long   it_loop;
        /* data-TLB */
        unsigned long   dt_size;        /* number of entries in D-TLB */
        struct pdc_tlb_cf dt_conf;      /* D-TLB-configuration */
        unsigned long   dt_sp_base;
        unsigned long   dt_sp_stride;
        unsigned long   dt_sp_count;
        unsigned long   dt_off_base;
        unsigned long   dt_off_stride;
        unsigned long   dt_off_count;
        unsigned long   dt_loop;
};

#if 0
/* If you start using the next struct, you'll have to adjust it to
 * work with 64-bit firmware I think -PB
 */
struct pdc_iodc {     /* PDC_IODC */
        unsigned char   hversion_model;
        unsigned char   hversion;
        unsigned char   spa;
        unsigned char   type;
        unsigned int    sversion_rev:4;
        unsigned int    sversion_model:19;
        unsigned int    sversion_opt:8;
        unsigned char   rev;
        unsigned char   dep;
        unsigned char   features;
        unsigned char   pad1;
        unsigned int    checksum:16;
        unsigned int    length:16;
        unsigned int    pad[15];
} __attribute__((aligned(8))) ;
#endif

#ifndef CONFIG_PA20
/* no BLTBs in pa2.0 processors */
struct pdc_btlb_info_range {
        __u8 res00;
        __u8 num_i;
        __u8 num_d;
        __u8 num_comb;
};

struct pdc_btlb_info {  /* PDC_BLOCK_TLB, return of PDC_BTLB_INFO */
        unsigned int min_size;  /* minimum size of BTLB in pages */
        unsigned int max_size;  /* maximum size of BTLB in pages */
        struct pdc_btlb_info_range fixed_range_info;
        struct pdc_btlb_info_range variable_range_info;
};

#endif /* !CONFIG_PA20 */

#ifdef CONFIG_64BIT
struct pdc_memory_table_raddr { /* PDC_MEM/PDC_MEM_TABLE (return info) */
        unsigned long entries_returned;
        unsigned long entries_total;
};

struct pdc_memory_table {       /* PDC_MEM/PDC_MEM_TABLE (arguments) */
        unsigned long paddr;
        unsigned int  pages;
        unsigned int  reserved;
};
#endif /* CONFIG_64BIT */

struct pdc_system_map_mod_info { /* PDC_SYSTEM_MAP/FIND_MODULE */
        unsigned long mod_addr;
        unsigned long mod_pgs;
        unsigned long add_addrs;
};

struct pdc_system_map_addr_info { /* PDC_SYSTEM_MAP/FIND_ADDRESS */
        unsigned long mod_addr;
        unsigned long mod_pgs;
};

struct pdc_initiator { /* PDC_INITIATOR */
        int host_id;
        int factor;
        int width;
        int mode;
};

struct hardware_path {
        char  flags;    /* see bit definitions below */
        char  bc[6];    /* Bus Converter routing info to a specific */
                        /* I/O adaptor (< 0 means none, > 63 resvd) */
        char  mod;      /* fixed field of specified module */
};

/*
 * Device path specifications used by PDC.
 */
struct pdc_module_path {
        struct hardware_path path;
        unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */
};

#ifndef CONFIG_PA20
/* Only used on some pre-PA2.0 boxes */
struct pdc_memory_map {         /* PDC_MEMORY_MAP */
        unsigned long hpa;      /* mod's register set address */
        unsigned long more_pgs; /* number of additional I/O pgs */
};
#endif

struct pdc_tod {
        unsigned long tod_sec; 
        unsigned long tod_usec;
};

/* architected results from PDC_PIM/transfer hpmc on a PA1.1 machine */

struct pdc_hpmc_pim_11 { /* PDC_PIM */
        __u32 gr[32];
        __u32 cr[32];
        __u32 sr[8];
        __u32 iasq_back;
        __u32 iaoq_back;
        __u32 check_type;
        __u32 cpu_state;
        __u32 rsvd1;
        __u32 cache_check;
        __u32 tlb_check;
        __u32 bus_check;
        __u32 assists_check;
        __u32 rsvd2;
        __u32 assist_state;
        __u32 responder_addr;
        __u32 requestor_addr;
        __u32 path_info;
        __u64 fr[32];
};

/*
 * architected results from PDC_PIM/transfer hpmc on a PA2.0 machine
 *
 * Note that PDC_PIM doesn't care whether or not wide mode was enabled
 * so the results are different on  PA1.1 vs. PA2.0 when in narrow mode.
 *
 * Note also that there are unarchitected results available, which
 * are hversion dependent. Do a "ser pim 0 hpmc" after rebooting, since
 * the firmware is probably the best way of printing hversion dependent
 * data.
 */

struct pdc_hpmc_pim_20 { /* PDC_PIM */
        __u64 gr[32];
        __u64 cr[32];
        __u64 sr[8];
        __u64 iasq_back;
        __u64 iaoq_back;
        __u32 check_type;
        __u32 cpu_state;
        __u32 cache_check;
        __u32 tlb_check;
        __u32 bus_check;
        __u32 assists_check;
        __u32 assist_state;
        __u32 path_info;
        __u64 responder_addr;
        __u64 requestor_addr;
        __u64 fr[32];
};

void pdc_console_init(void);    /* in pdc_console.c */
void pdc_console_restart(void);

void setup_pdc(void);           /* in inventory.c */

/* wrapper-functions from pdc.c */

int pdc_add_valid(unsigned long address);
int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len);
int pdc_chassis_disp(unsigned long disp);
int pdc_chassis_warn(unsigned long *warn);
int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info);
int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index,
                  void *iodc_data, unsigned int iodc_data_size);
int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info,
                             struct pdc_module_path *mod_path, long mod_index);
int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
                              long mod_index, long addr_index);
int pdc_model_info(struct pdc_model *model);
int pdc_model_sysmodel(char *name);
int pdc_model_cpuid(unsigned long *cpu_id);
int pdc_model_versions(unsigned long *versions, int id);
int pdc_model_capabilities(unsigned long *capabilities);
int pdc_cache_info(struct pdc_cache_info *cache);
int pdc_spaceid_bits(unsigned long *space_bits);
#ifndef CONFIG_PA20
int pdc_btlb_info(struct pdc_btlb_info *btlb);
int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path);
#endif /* !CONFIG_PA20 */
int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa);

int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count);
int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count);
int pdc_stable_get_size(unsigned long *size);
int pdc_stable_verify_contents(void);
int pdc_stable_initialize(void);

int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa);
int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl);

int pdc_get_initiator(struct hardware_path *, struct pdc_initiator *);
int pdc_tod_read(struct pdc_tod *tod);
int pdc_tod_set(unsigned long sec, unsigned long usec);

#ifdef CONFIG_64BIT
int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
                struct pdc_memory_table *tbl, unsigned long entries);
#endif

void set_firmware_width(void);
int pdc_do_firm_test_reset(unsigned long ftc_bitmap);
int pdc_do_reset(void);
int pdc_soft_power_info(unsigned long *power_reg);
int pdc_soft_power_button(int sw_control);
void pdc_io_reset(void);
void pdc_io_reset_devices(void);
int pdc_iodc_getc(void);
int pdc_iodc_print(const unsigned char *str, unsigned count);

void pdc_emergency_unlock(void);
int pdc_sti_call(unsigned long func, unsigned long flags,
                 unsigned long inptr, unsigned long outputr,
                 unsigned long glob_cfg);

static inline char * os_id_to_string(u16 os_id) {
        switch(os_id) {
        case OS_ID_NONE:        return "No OS";
        case OS_ID_HPUX:        return "HP-UX";
        case OS_ID_MPEXL:       return "MPE-iX";
        case OS_ID_OSF:         return "OSF";
        case OS_ID_HPRT:        return "HP-RT";
        case OS_ID_NOVEL:       return "Novell Netware";
        case OS_ID_LINUX:       return "Linux";
        default:        return "Unknown";
        }
}

#endif /* __KERNEL__ */

#define PAGE0   ((struct zeropage *)__PAGE_OFFSET)

/* DEFINITION OF THE ZERO-PAGE (PAG0) */
/* based on work by Jason Eckhardt (jason@equator.com) */

/* flags of the device_path */
#define PF_AUTOBOOT     0x80
#define PF_AUTOSEARCH   0x40
#define PF_TIMER        0x0F

struct device_path {            /* page 1-69 */
        unsigned char flags;    /* flags see above! */
        unsigned char bc[6];    /* bus converter routing info */
        unsigned char mod;
        unsigned int  layers[6];/* device-specific layer-info */
} __attribute__((aligned(8))) ;

struct pz_device {
        struct  device_path dp; /* see above */
        /* struct       iomod *hpa; */
        unsigned int hpa;       /* HPA base address */
        /* char *spa; */
        unsigned int spa;       /* SPA base address */
        /* int  (*iodc_io)(struct iomod*, ...); */
        unsigned int iodc_io;   /* device entry point */
        short   pad;            /* reserved */
        unsigned short cl_class;/* see below */
} __attribute__((aligned(8))) ;

struct zeropage {
        /* [0x000] initialize vectors (VEC) */
        unsigned int    vec_special;            /* must be zero */
        /* int  (*vec_pow_fail)(void);*/
        unsigned int    vec_pow_fail; /* power failure handler */
        /* int  (*vec_toc)(void); */
        unsigned int    vec_toc;
        unsigned int    vec_toclen;
        /* int  (*vec_rendz)(void); */
        unsigned int vec_rendz;
        int     vec_pow_fail_flen;
        int     vec_pad[10];            
        
        /* [0x040] reserved processor dependent */
        int     pad0[112];

        /* [0x200] reserved */
        int     pad1[84];

        /* [0x350] memory configuration (MC) */
        int     memc_cont;              /* contiguous mem size (bytes) */
        int     memc_phsize;            /* physical memory size */
        int     memc_adsize;            /* additional mem size, bytes of SPA space used by PDC */
        unsigned int mem_pdc_hi;        /* used for 64-bit */

        /* [0x360] various parameters for the boot-CPU */
        /* unsigned int *mem_booterr[8]; */
        unsigned int mem_booterr[8];    /* ptr to boot errors */
        unsigned int mem_free;          /* first location, where OS can be loaded */
        /* struct iomod *mem_hpa; */
        unsigned int mem_hpa;           /* HPA of the boot-CPU */
        /* int (*mem_pdc)(int, ...); */
        unsigned int mem_pdc;           /* PDC entry point */
        unsigned int mem_10msec;        /* number of clock ticks in 10msec */

        /* [0x390] initial memory module (IMM) */
        /* struct iomod *imm_hpa; */
        unsigned int imm_hpa;           /* HPA of the IMM */
        int     imm_soft_boot;          /* 0 = was hard boot, 1 = was soft boot */
        unsigned int    imm_spa_size;           /* SPA size of the IMM in bytes */
        unsigned int    imm_max_mem;            /* bytes of mem in IMM */

        /* [0x3A0] boot console, display device and keyboard */
        struct pz_device mem_cons;      /* description of console device */
        struct pz_device mem_boot;      /* description of boot device */
        struct pz_device mem_kbd;       /* description of keyboard device */

        /* [0x430] reserved */
        int     pad430[116];

        /* [0x600] processor dependent */
        __u32   pad600[1];
        __u32   proc_sti;               /* pointer to STI ROM */
        __u32   pad608[126];
};

#endif /* !defined(__ASSEMBLY__) */

#endif /* _PARISC_PDC_H */

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