| /* 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 *); |