/* Copyright (C) 1999,2001 * * Author: J.E.J.Bottomley@HansenPartnership.com * * Standard include definitions for the NCR Voyager system */ #undef VOYAGER_DEBUG #undef VOYAGER_CAT_DEBUG #ifdef VOYAGER_DEBUG #define VDEBUG(x) printk x #else #define VDEBUG(x) #endif /* There are three levels of voyager machine: 3,4 and 5. The rule is * if it's less than 3435 it's a Level 3 except for a 3360 which is * a level 4. A 3435 or above is a Level 5 */ #define VOYAGER_LEVEL5_AND_ABOVE 0x3435 #define VOYAGER_LEVEL4 0x3360 /* The L4 DINO ASIC */ #define VOYAGER_DINO 0x43 /* voyager ports in standard I/O space */ #define VOYAGER_MC_SETUP 0x96 #define VOYAGER_CAT_CONFIG_PORT 0x97 # define VOYAGER_CAT_DESELECT 0xff #define VOYAGER_SSPB_RELOCATION_PORT 0x98 /* Valid CAT controller commands */ /* start instruction register cycle */ #define VOYAGER_CAT_IRCYC 0x01 /* start data register cycle */ #define VOYAGER_CAT_DRCYC 0x02 /* move to execute state */ #define VOYAGER_CAT_RUN 0x0F /* end operation */ #define VOYAGER_CAT_END 0x80 /* hold in idle state */ #define VOYAGER_CAT_HOLD 0x90 /* single step an "intest" vector */ #define VOYAGER_CAT_STEP 0xE0 /* return cat controller to CLEMSON mode */ #define VOYAGER_CAT_CLEMSON 0xFF /* the default cat command header */ #define VOYAGER_CAT_HEADER 0x7F /* the range of possible CAT module ids in the system */ #define VOYAGER_MIN_MODULE 0x10 #define VOYAGER_MAX_MODULE 0x1f /* The voyager registers per asic */ #define VOYAGER_ASIC_ID_REG 0x00 #define VOYAGER_ASIC_TYPE_REG 0x01 /* the sub address registers can be made auto incrementing on reads */ #define VOYAGER_AUTO_INC_REG 0x02 # define VOYAGER_AUTO_INC 0x04 # define VOYAGER_NO_AUTO_INC 0xfb #define VOYAGER_SUBADDRDATA 0x03 #define VOYAGER_SCANPATH 0x05 # define VOYAGER_CONNECT_ASIC 0x01 # define VOYAGER_DISCONNECT_ASIC 0xfe #define VOYAGER_SUBADDRLO 0x06 #define VOYAGER_SUBADDRHI 0x07 #define VOYAGER_SUBMODSELECT 0x08 #define VOYAGER_SUBMODPRESENT 0x09 #define VOYAGER_SUBADDR_LO 0xff #define VOYAGER_SUBADDR_HI 0xffff /* the maximum size of a scan path -- used to form instructions */ #define VOYAGER_MAX_SCAN_PATH 0x100 /* the biggest possible register size (in bytes) */ #define VOYAGER_MAX_REG_SIZE 4 /* Total number of possible modules (including submodules) */ #define VOYAGER_MAX_MODULES 16 /* Largest number of asics per module */ #define VOYAGER_MAX_ASICS_PER_MODULE 7 /* the CAT asic of each module is always the first one */ #define VOYAGER_CAT_ID 0 #define VOYAGER_PSI 0x1a /* voyager instruction operations and registers */ #define VOYAGER_READ_CONFIG 0x1 #define VOYAGER_WRITE_CONFIG 0x2 #define VOYAGER_BYPASS 0xff typedef struct voyager_asic { __u8 asic_addr; /* ASIC address; Level 4 */ __u8 asic_type; /* ASIC type */ __u8 asic_id; /* ASIC id */ __u8 jtag_id[4]; /* JTAG id */ __u8 asic_location; /* Location within scan path; start w/ 0 */ __u8 bit_location; /* Location within bit stream; start w/ 0 */ __u8 ireg_length; /* Instruction register length */ __u16 subaddr; /* Amount of sub address space */ struct voyager_asic *next; /* Next asic in linked list */ } voyager_asic_t; typedef struct voyager_module { __u8 module_addr; /* Module address */ __u8 scan_path_connected; /* Scan path connected */ __u16 ee_size; /* Size of the EEPROM */ __u16 num_asics; /* Number of Asics */ __u16 inst_bits; /* Instruction bits in the scan path */ __u16 largest_reg; /* Largest register in the scan path */ __u16 smallest_reg; /* Smallest register in the scan path */ voyager_asic_t *asic; /* First ASIC in scan path (CAT_I) */ struct voyager_module *submodule; /* Submodule pointer */ struct voyager_module *next; /* Next module in linked list */ } voyager_module_t; typedef struct voyager_eeprom_hdr { __u8 module_id[4]; __u8 version_id; __u8 config_id; __u16 boundry_id; /* boundary scan id */ __u16 ee_size; /* size of EEPROM */ __u8 assembly[11]; /* assembly # */ __u8 assembly_rev; /* assembly rev */ __u8 tracer[4]; /* tracer number */ __u16 assembly_cksum; /* asm checksum */ __u16 power_consump; /* pwr requirements */ __u16 num_asics; /* number of asics */ __u16 bist_time; /* min. bist time */ __u16 err_log_offset; /* error log offset */ __u16 scan_path_offset;/* scan path offset */ __u16 cct_offset; __u16 log_length; /* length of err log */ __u16 xsum_end; /* offset to end of checksum */ __u8 reserved[4]; __u8 sflag; /* starting sentinal */ __u8 part_number[13]; /* prom part number */ __u8 version[10]; /* version number */ __u8 signature[8]; __u16 eeprom_chksum; __u32 data_stamp_offset; __u8 eflag ; /* ending sentinal */ } __attribute__((packed)) voyager_eprom_hdr_t; #define VOYAGER_EPROM_SIZE_OFFSET ((__u16)(&(((voyager_eprom_hdr_t *)0)->ee_size))) #define VOYAGER_XSUM_END_OFFSET 0x2a /* the following three definitions are for internal table layouts * in the module EPROMs. We really only care about the IDs and * offsets */ typedef struct voyager_sp_table { __u8 asic_id; __u8 bypass_flag; __u16 asic_data_offset; __u16 config_data_offset; } __attribute__((packed)) voyager_sp_table_t; typedef struct voyager_jtag_table { __u8 icode[4]; __u8 runbist[4]; __u8 intest[4]; __u8 samp_preld[4]; __u8 ireg_len; } __attribute__((packed)) voyager_jtt_t; typedef struct voyager_asic_data_table { __u8 jtag_id[4]; __u16 length_bsr; __u16 length_bist_reg; __u32 bist_clk; __u16 subaddr_bits; __u16 seed_bits; __u16 sig_bits; __u16 jtag_offset; } __attribute__((packed)) voyager_at_t; /* Voyager Interrupt Controller (VIC) registers */ /* Base to add to Cross Processor Interrupts (CPIs) when triggering * the CPU IRQ line */ /* register defines for the WCBICs (one per processor) */ #define VOYAGER_WCBIC0 0x41 /* bus A node P1 processor 0 */ #define VOYAGER_WCBIC1 0x49 /* bus A node P1 processor 1 */ #define VOYAGER_WCBIC2 0x51 /* bus A node P2 processor 0 */ #define VOYAGER_WCBIC3 0x59 /* bus A node P2 processor 1 */ #define VOYAGER_WCBIC4 0x61 /* bus B node P1 processor 0 */ #define VOYAGER_WCBIC5 0x69 /* bus B node P1 processor 1 */ #define VOYAGER_WCBIC6 0x71 /* bus B node P2 processor 0 */ #define VOYAGER_WCBIC7 0x79 /* bus B node P2 processor 1 */ /* top of memory registers */ #define VOYAGER_WCBIC_TOM_L 0x4 #define VOYAGER_WCBIC_TOM_H 0x5 /* register defines for Voyager Memory Contol (VMC) * these are present on L4 machines only */ #define VOYAGER_VMC1 0x81 #define VOYAGER_VMC2 0x91 #define VOYAGER_VMC3 0xa1 #define VOYAGER_VMC4 0xb1 /* VMC Ports */ #define VOYAGER_VMC_MEMORY_SETUP 0x9 # define VMC_Interleaving 0x01 # define VMC_4Way 0x02 # define VMC_EvenCacheLines 0x04 # define VMC_HighLine 0x08 # define VMC_Start0_Enable 0x20 # define VMC_Start1_Enable 0x40 # define VMC_Vremap 0x80 #define VOYAGER_VMC_BANK_DENSITY 0xa # define VMC_BANK_EMPTY 0 # define VMC_BANK_4MB 1 # define VMC_BANK_16MB 2 # define VMC_BANK_64MB 3 # define VMC_BANK0_MASK 0x03 # define VMC_BANK1_MASK 0x0C # define VMC_BANK2_MASK 0x30 # define VMC_BANK3_MASK 0xC0 /* Magellan Memory Controller (MMC) defines - present on L5 */ #define VOYAGER_MMC_ASIC_ID 1 /* the two memory modules corresponding to memory cards in the system */ #define VOYAGER_MMC_MEMORY0_MODULE 0x14 #define VOYAGER_MMC_MEMORY1_MODULE 0x15 /* the Magellan Memory Address (MMA) defines */ #define VOYAGER_MMA_ASIC_ID 2 /* Submodule number for the Quad Baseboard */ #define VOYAGER_QUAD_BASEBOARD 1 /* ASIC defines for the Quad Baseboard */ #define VOYAGER_QUAD_QDATA0 1 #define VOYAGER_QUAD_QDATA1 2 #define VOYAGER_QUAD_QABC 3 /* Useful areas in extended CMOS */ #define VOYAGER_PROCESSOR_PRESENT_MASK 0x88a #define VOYAGER_MEMORY_CLICKMAP 0xa23 #define VOYAGER_DUMP_LOCATION 0xb1a /* SUS In Control bit - used to tell SUS that we don't need to be * babysat anymore */ #define VOYAGER_SUS_IN_CONTROL_PORT 0x3ff # define VOYAGER_IN_CONTROL_FLAG 0x80 /* Voyager PSI defines */ #define VOYAGER_PSI_STATUS_REG 0x08 # define PSI_DC_FAIL 0x01 # define PSI_MON 0x02 # define PSI_FAULT 0x04 # define PSI_ALARM 0x08 # define PSI_CURRENT 0x10 # define PSI_DVM 0x20 # define PSI_PSCFAULT 0x40 # define PSI_STAT_CHG 0x80 #define VOYAGER_PSI_SUPPLY_REG 0x8000 /* read */ # define PSI_FAIL_DC 0x01 # define PSI_FAIL_AC 0x02 # define PSI_MON_INT 0x04 # define PSI_SWITCH_OFF 0x08 # define PSI_HX_OFF 0x10 # define PSI_SECURITY 0x20 # define PSI_CMOS_BATT_LOW 0x40 # define PSI_CMOS_BATT_FAIL 0x80 /* write */ # define PSI_CLR_SWITCH_OFF 0x13 # define PSI_CLR_HX_OFF 0x14 # define PSI_CLR_CMOS_BATT_FAIL 0x17 #define VOYAGER_PSI_MASK 0x8001 # define PSI_MASK_MASK 0x10 #define VOYAGER_PSI_AC_FAIL_REG 0x8004 #define AC_FAIL_STAT_CHANGE 0x80 #define VOYAGER_PSI_GENERAL_REG 0x8007 /* read */ # define PSI_SWITCH_ON 0x01 # define PSI_SWITCH_ENABLED 0x02 # define PSI_ALARM_ENABLED 0x08 # define PSI_SECURE_ENABLED 0x10 # define PSI_COLD_RESET 0x20 # define PSI_COLD_START 0x80 /* write */ # define PSI_POWER_DOWN 0x10 # define PSI_SWITCH_DISABLE 0x01 # define PSI_SWITCH_ENABLE 0x11 # define PSI_CLEAR 0x12 # define PSI_ALARM_DISABLE 0x03 # define PSI_ALARM_ENABLE 0x13 # define PSI_CLEAR_COLD_RESET 0x05 # define PSI_SET_COLD_RESET 0x15 # define PSI_CLEAR_COLD_START 0x07 # define PSI_SET_COLD_START 0x17 struct voyager_bios_info { __u8 len; __u8 major; __u8 minor; __u8 debug; __u8 num_classes; __u8 class_1; __u8 class_2; }; /* The following structures and definitions are for the Kernel/SUS * interface these are needed to find out how SUS initialised any Quad * boards in the system */ #define NUMBER_OF_MC_BUSSES 2 #define SLOTS_PER_MC_BUS 8 #define MAX_CPUS 16 /* 16 way CPU system */ #define MAX_PROCESSOR_BOARDS 4 /* 4 processor slot system */ #define MAX_CACHE_LEVELS 4 /* # of cache levels supported */ #define MAX_SHARED_CPUS 4 /* # of CPUs that can share a LARC */ #define NUMBER_OF_POS_REGS 8 typedef struct { __u8 MC_Slot; __u8 POS_Values[NUMBER_OF_POS_REGS]; } __attribute__((packed)) MC_SlotInformation_t; struct QuadDescription { __u8 Type; /* for type 0 (DYADIC or MONADIC) all fields * will be zero except for slot */ __u8 StructureVersion; __u32 CPI_BaseAddress; __u32 LARC_BankSize; __u32 LocalMemoryStateBits; __u8 Slot; /* Processor slots 1 - 4 */ } __attribute__((packed)); struct ProcBoardInfo { __u8 Type; __u8 StructureVersion; __u8 NumberOfBoards; struct QuadDescription QuadData[MAX_PROCESSOR_BOARDS]; } __attribute__((packed)); struct CacheDescription { __u8 Level; __u32 TotalSize; __u16 LineSize; __u8 Associativity; __u8 CacheType; __u8 WriteType; __u8 Number_CPUs_SharedBy; __u8 Shared_CPUs_Hardware_IDs[MAX_SHARED_CPUS]; } __attribute__((packed)); struct CPU_Description { __u8 CPU_HardwareId; char *FRU_String; __u8 NumberOfCacheLevels; struct CacheDescription CacheLevelData[MAX_CACHE_LEVELS]; } __attribute__((packed)); struct CPU_Info { __u8 Type; __u8 StructureVersion; __u8 NumberOf_CPUs; struct CPU_Description CPU_Data[MAX_CPUS]; } __attribute__((packed)); /* * This structure will be used by SUS and the OS. * The assumption about this structure is that no blank space is * packed in it by our friend the compiler. */ typedef struct { __u8 Mailbox_SUS; /* Written to by SUS to give commands/response to the OS */ __u8 Mailbox_OS; /* Written to by the OS to give commands/response to SUS */ __u8 SUS_MailboxVersion; /* Tells the OS which iteration of the interface SUS supports */ __u8 OS_MailboxVersion; /* Tells SUS which iteration of the interface the OS supports */ __u32 OS_Flags; /* Flags set by the OS as info for SUS */ __u32 SUS_Flags; /* Flags set by SUS as info for the OS */ __u32 WatchDogPeriod; /* Watchdog period (in seconds) which the DP uses to see if the OS is dead */ __u32 WatchDogCount; /* Updated by the OS on every tic. */ __u32 MemoryFor_SUS_ErrorLog; /* Flat 32 bit address which tells SUS where to stuff the SUS error log on a dump */ MC_SlotInformation_t MC_SlotInfo[NUMBER_OF_MC_BUSSES*SLOTS_PER_MC_BUS]; /* Storage for MCA POS data */ /* All new SECOND_PASS_INTERFACE fields added from this point */ struct ProcBoardInfo *BoardData; struct CPU_Info *CPU_Data; /* All new fields must be added from this point */ } Voyager_KernelSUS_Mbox_t; /* structure for finding the right memory address to send a QIC CPI to */ struct voyager_qic_cpi { /* Each cache line (32 bytes) can trigger a cpi. The cpi * read/write may occur anywhere in the cache line---pick the * middle to be safe */ struct { __u32 pad1[3]; __u32 cpi; __u32 pad2[4]; } qic_cpi[8]; }; struct voyager_status { __u32 power_fail:1; __u32 switch_off:1; __u32 request_from_kernel:1; }; struct voyager_psi_regs { __u8 cat_id; __u8 cat_dev; __u8 cat_control; __u8 subaddr; __u8 dummy4; __u8 checkbit; __u8 subaddr_low; __u8 subaddr_high; __u8 intstatus; __u8 stat1; __u8 stat3; __u8 fault; __u8 tms; __u8 gen; __u8 sysconf; __u8 dummy15; }; struct voyager_psi_subregs { __u8 supply; __u8 mask; __u8 present; __u8 DCfail; __u8 ACfail; __u8 fail; __u8 UPSfail; __u8 genstatus; }; struct voyager_psi { struct voyager_psi_regs regs; struct voyager_psi_subregs subregs; }; struct voyager_SUS { #define VOYAGER_DUMP_BUTTON_NMI 0x1 #define VOYAGER_SUS_VALID 0x2 #define VOYAGER_SYSINT_COMPLETE 0x3 __u8 SUS_mbox; #define VOYAGER_NO_COMMAND 0x0 #define VOYAGER_IGNORE_DUMP 0x1 #define VOYAGER_DO_DUMP 0x2 #define VOYAGER_SYSINT_HANDSHAKE 0x3 #define VOYAGER_DO_MEM_DUMP 0x4 #define VOYAGER_SYSINT_WAS_RECOVERED 0x5 __u8 kernel_mbox; #define VOYAGER_MAILBOX_VERSION 0x10 __u8 SUS_version; __u8 kernel_version; #define VOYAGER_OS_HAS_SYSINT 0x1 #define VOYAGER_OS_IN_PROGRESS 0x2 #define VOYAGER_UPDATING_WDPERIOD 0x4 __u32 kernel_flags; #define VOYAGER_SUS_BOOTING 0x1 #define VOYAGER_SUS_IN_PROGRESS 0x2 __u32 SUS_flags; __u32 watchdog_period; __u32 watchdog_count; __u32 SUS_errorlog; /* lots of system configuration stuff under here */ }; /* Variables exported by voyager_smp */ extern __u32 voyager_extended_vic_processors; extern __u32 voyager_allowed_boot_processors; extern __u32 voyager_quad_processors; extern struct voyager_qic_cpi *voyager_quad_cpi_addr[NR_CPUS]; extern struct voyager_SUS *voyager_SUS; /* variables exported always */ extern int voyager_level; extern int kvoyagerd_running; extern struct semaphore kvoyagerd_sem; extern struct voyager_status voyager_status; /* functions exported by the voyager and voyager_smp modules */ extern int voyager_cat_readb(__u8 module, __u8 asic, int reg); extern void voyager_cat_init(void); extern void voyager_detect(struct voyager_bios_info *); extern void voyager_trap_init(void); extern void voyager_setup_irqs(void); extern int voyager_memory_detect(int region, __u32 *addr, __u32 *length); extern void voyager_smp_intr_init(void); extern __u8 voyager_extended_cmos_read(__u16 cmos_address); extern void voyager_smp_dump(void); extern void voyager_timer_interrupt(void); extern void smp_local_timer_interrupt(void); extern void voyager_power_off(void); extern void smp_voyager_power_off(void *dummy); extern void voyager_restart(void); extern void voyager_cat_power_off(void); extern void voyager_cat_do_common_interrupt(void); extern void voyager_handle_nmi(void); /* Commands for the following are */ #define VOYAGER_PSI_READ 0 #define VOYAGER_PSI_WRITE 1 #define VOYAGER_PSI_SUBREAD 2 #define VOYAGER_PSI_SUBWRITE 3 extern void voyager_cat_psi(__u8, __u16, __u8 *);