#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 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 */