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pdc.h

#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(unsigned char *str, unsigned count);
void pdc_printf(const char *fmt, ...);

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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