patch-2.4.0-test12 linux/include/asm-parisc/pdc.h
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- Lines: 630
- Date:
Tue Dec 5 12:29:39 2000
- Orig file:
v2.4.0-test11/linux/include/asm-parisc/pdc.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.0-test11/linux/include/asm-parisc/pdc.h linux/include/asm-parisc/pdc.h
@@ -0,0 +1,629 @@
+#ifndef _PARISC_PDC_H
+#define _PARISC_PDC_H
+
+/*
+ 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 dependend: 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 /* ??? */
+#define PDC_MODEL_DISPEC 5 /* ??? */
+#define PDC_MODEL_CPU_ID 6 /* returns cpu-id (only newer machines!) */
+#define PDC_MODEL_CAPABILITIES 7 /* returns OS32/OS64-flags */
+#define PDC_MODEL_GET_BOOT__OP 8 /* returns boot test options */
+#define PDC_MODEL_SET_BOOT__OP 9 /* set boot test options */
+
+#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_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_TOD_ITIMER 2 /* calibrate Interval Timer (CR16) */
+
+#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_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_SYSTEM_MAP 22 /* find system modules */
+#define PDC_FIND_MODULE 0
+
+
+/* HVERSION dependent */
+
+#define PDC_IO 135 /* log error info, reset IO system */
+
+#define PDC_BROADCAST_RESET 136 /* reset all processors */
+#define PDC_DO_RESET 0UL /* option: perform a broadcast reset */
+#define PDC_DO_FIRM_TEST_RESET 1UL /* Do broadcast reset with bitmap */
+#define PDC_BR_RECONFIGURATION 2UL /* 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
+
+/* Legacy PDC definitions for same stuff */
+#define PDC_PCI_INDEX 147UL
+#define PDC_PCI_GET_INT_TBL_SIZE 13UL
+#define PDC_PCI_GET_INT_TBL 14UL
+
+/* generic error codes returned by all PDC-functions */
+
+#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-existant procedure */
+#define PDC_BAD_OPTION -2 /* Called with non-existant option */
+#define PDC_ERROR -3 /* Call could not complete without an error */
+#define PDC_INVALID_ARG -10 /* Called with an invalid argument */
+#define PDC_BUS_POW_WARN -12 /* Call could not complete in allowed power budget */
+
+
+/* The following are from the HPUX .h files, and are just for
+compatibility */
+
+#define PDC_RET_OK 0L /* Call completed successfully */
+#define PDC_RET_NE_PROC -1L /* Non-existent procedure */
+#define PDC_RET_NE_OPT -2L /* non-existant option - arg1 */
+#define PDC_RET_NE_MOD -5L /* Module not found */
+#define PDC_RET_NE_CELL_MOD -7L /* Cell module not found */
+#define PDC_RET_INV_ARG -10L /* Invalid argument */
+#define PDC_RET_NOT_NARROW -17L /* Narrow mode not supported */
+
+
+/* Error codes for PDC_ADD_VALID */
+
+#define PDC_ADD_VALID_WARN 3 /* Call completed with a warning */
+#define PDC_ADD_VALID_REQ_ERR_1 2 /* See above */
+#define PDC_ADD_VALID_REQ_ERR_0 1 /* Call would generate a requestor error */
+#define PDC_ADD_VALID_OK 0 /* Call completed successfully */
+#define PDC_ADD_VALID_BAD_OPTION -2 /* Called with non-existant option */
+#define PDC_ADD_VALID_ERROR -3 /* Call could not complete without an error */
+#define PDC_ADD_VALID_INVALID_ARG -10 /* Called with an invalid argument */
+#define PDC_ADD_VALID_BUS_POW_WARN -12 /* Call could not complete in allowed power budget */
+
+/* The PDC_MEM_MAP calls */
+
+#define PDC_MEM_MAP 128
+#define PDC_MEM_MAP_HPA 0
+
+/* constants for OS (NVM...) */
+#define OS_ID_NONE 0
+#define OS_ID_HPUX 1
+#define OS_ID_MPEXL 2
+#define OS_ID_OSF 3
+#define OS_ID_LINUX OS_ID_HPUX
+
+/* 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
+
+#ifndef __ASSEMBLY__
+
+#include <linux/types.h>
+
+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;
+ unsigned long pad[32-9];
+} __attribute__((aligned(8))) ;
+
+
+#if 0
+struct pdc_chassis_warn { /* for PDC_CHASSIS */
+ unsigned long warn;
+ unsigned long pad[32-1];
+} __attribute__((aligned(8))) ;
+#endif
+
+struct pdc_model_sysmodel { /* for PDC_MODEL_SYSMODEL */
+ unsigned long mod_len;
+ unsigned long pad[32-1];
+} __attribute__((aligned(8))) ;
+
+struct pdc_model_cpuid { /* for PDC_MODEL_CPU_ID */
+ unsigned long cpuid;
+ unsigned long pad[32-1];
+} __attribute__((aligned(8))) ;
+
+struct pdc_cache_cf { /* for PDC_CACHE (I/D-caches) */
+ unsigned long
+#ifdef __LP64__
+ cc_padW:32,
+#endif
+ cc_alias:4, /* alias boundaries for virtual adresses */
+ 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_pad0 : 2, /* reserved */
+ 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 : 5, /* reserved */
+ cc_assoc: 8; /* associativity of I/D-cache */
+};
+
+struct pdc_tlb_cf { /* for PDC_CACHE (I/D-TLB's) */
+ unsigned long tc_pad0:12, /* reserved */
+#ifdef __LP64__
+ 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;
+ /* padded to 32 entries... */
+ unsigned long pad[32-30];
+} __attribute__((aligned(8))) ;
+
+struct pdc_hpa { /* PDC_HPA */
+ unsigned long hpa;
+ unsigned long filler[31];
+} __attribute__((aligned(8))) ;
+
+#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 filler1;
+ unsigned int checksum:16;
+ unsigned int length:16;
+ unsigned int filler[15];
+} __attribute__((aligned(8))) ;
+#endif
+
+#ifndef __LP64__
+/* 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;
+ unsigned int pad[32-4];
+} __attribute__((aligned(8))) ;
+#endif
+
+struct pdc_tlb { /* for PDC_TLB */
+ unsigned long min_size;
+ unsigned long max_size;
+ unsigned long pad[32-2];
+} __attribute__((aligned(8))) ;
+
+struct pdc_system_map { /* PDC_SYTEM_MAP/FIND_MODULE */
+ void * mod_addr;
+ unsigned long mod_pgs;
+ unsigned long add_addrs;
+ unsigned long filler[29];
+} __attribute__((aligned(8))) ;
+
+/*
+ * Device path specifications used by PDC.
+ */
+struct pdc_module_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 */
+ unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */
+} __attribute__((aligned(8))) ;
+
+#ifndef __LP64__
+/* Probably needs 64-bit porting -PB */
+struct pdc_memory_map { /* PDC_MEMORY_MAP */
+ unsigned int hpa; /* mod's register set address */
+ unsigned int more_pgs; /* number of additional I/O pgs */
+} __attribute__((aligned(8))) ;
+
+struct pdc_lan_station_id { /* PDC_LAN_STATION_ID */
+ unsigned char addr[PDC_LAN_STATION_ID_SIZE];
+ unsigned char pad0[2];
+ int pad1[30];
+};
+#endif
+
+struct pdc_tod {
+ unsigned long tod_sec;
+ unsigned long tod_usec;
+ long pad[30];
+} __attribute__((aligned(8))) ;
+
+/* 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];
+};
+
+#endif /* __ASSEMBLY__ */
+
+/* flags of the device_path (see below) */
+#define PF_AUTOBOOT 0x80
+#define PF_AUTOSEARCH 0x40
+#define PF_TIMER 0x0F
+
+#ifndef __ASSEMBLY__
+
+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))) ;
+
+#endif /* __ASSEMBLY__ */
+
+/* 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 */
+
+#if 0
+/* FIXME: DEVCLASS_* duplicates CL_* (above). Delete DEVCLASS_*? */
+#define DEVCLASS_RANDOM 1
+#define DEVCLASS_SEQU 2
+#define DEVCLASS_DUPLEX 7
+#define DEVCLASS_KEYBD 8
+#define DEVCLASS_DISP 9
+#endif
+
+/* 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_CIN 2
+#define ENTRY_IO_COUT 3
+#define ENTRY_IO_CLOSE 4
+#define ENTRY_IO_GETMSG 9
+
+/* IODC ENTRY_SPA() */
+
+/* IODC ENTRY_CONFIG() */
+
+/* IODC ENTRY_TEST() */
+
+/* IODC ENTRY_TLB() */
+
+
+/* DEFINITION OF THE ZERO-PAGE (PAG0) */
+/* based on work by Jason Eckhardt (jason@equator.com) */
+
+#ifndef __ASSEMBLY__
+
+#define PAGE0 ((struct zeropage *)0xc0000000)
+
+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 /* __ASSEMBLY__ */
+
+/* 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
+
+#ifndef __ASSEMBLY__
+
+struct pdc_pat_io_num {
+ unsigned long num;
+ unsigned long reserved[31];
+};
+
+
+
+extern void pdc_console_init(void);
+extern int pdc_getc(void); /* wait for char */
+extern void pdc_putc(unsigned char); /* print char */
+
+
+/* wrapper-functions from pdc.c */
+
+int pdc_add_valid(void *address);
+int pdc_hpa_processor(void *address);
+#if 0
+int pdc_hpa_modules(void *address);
+#endif
+int pdc_iodc_read(void *address, void *hpa, unsigned int index,
+ void *iodc_data, unsigned int iodc_data_size);
+int pdc_system_map_find_mods(void *pdc_mod_info, void *mod_path, int index);
+int pdc_model_info(struct pdc_model *model);
+int pdc_model_sysmodel(char *name);
+int pdc_model_cpuid(struct pdc_model_cpuid *cpu_id);
+int pdc_model_versions(struct pdc_model_cpuid *cpu_id, int id);
+int pdc_cache_info(struct pdc_cache_info *cache);
+#ifndef __LP64__
+int pdc_btlb_info( struct pdc_btlb_info *btlb);
+int pdc_lan_station_id( char *lan_addr, void *net_hpa);
+#endif
+int pdc_mem_map_hpa(void *r_addr, void *mod_path);
+
+extern int pdc_chassis_disp(unsigned long disp);
+extern int pdc_chassis_info(void *pdc_result, void *chassis_info, unsigned long len);
+
+#ifdef __LP64__
+int pdc_pat_get_irt_size(void *r_addr, unsigned long cell_num);
+int pdc_pat_get_irt(void *r_addr, unsigned long cell_num);
+#else
+/* No PAT support for 32-bit kernels...sorry */
+#define pdc_pat_get_irt_size(r_addr, cell_numn) PDC_RET_NE_PROC
+#define pdc_pat_get_irt(r_addr, cell_num) PDC_RET_NE_PROC
+#endif
+int pdc_pci_irt_size(void *r_addr, void *hpa);
+int pdc_pci_irt(void *r_addr, void *hpa, void *tbl);
+
+int pdc_tod_read(struct pdc_tod *tod);
+int pdc_tod_set(unsigned long sec, unsigned long usec);
+
+/* on all currently-supported platforms, IODC I/O calls are always
+ * 32-bit calls, and MEM_PDC calls are always the same width as the OS.
+ * This means Cxxx boxes can't run wide kernels right now. -PB
+ *
+ * Note that some PAT boxes may have 64-bit IODC I/O...
+ */
+#ifdef __LP64__
+# define mem_pdc_call(args...) real64_call(0L, ##args)
+#else
+# define mem_pdc_call(args...) real32_call(0L, ##args)
+#endif
+/* yes 'int', not 'long' -- IODC I/O is always 32-bit stuff */
+extern long real64_call(unsigned long function, ...);
+extern long real32_call(unsigned long function, ...);
+extern void pdc_init(void);
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _PARISC_PDC_H */
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