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diff --git a/arch/x86/include/asm/voyager.h b/arch/x86/include/asm/voyager.h
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1/* Copyright (C) 1999,2001
2 *
3 * Author: J.E.J.Bottomley@HansenPartnership.com
4 *
5 * Standard include definitions for the NCR Voyager system */
6
7#undef VOYAGER_DEBUG
8#undef VOYAGER_CAT_DEBUG
9
10#ifdef VOYAGER_DEBUG
11#define VDEBUG(x) printk x
12#else
13#define VDEBUG(x)
14#endif
15
16/* There are three levels of voyager machine: 3,4 and 5. The rule is
17 * if it's less than 3435 it's a Level 3 except for a 3360 which is
18 * a level 4. A 3435 or above is a Level 5 */
19#define VOYAGER_LEVEL5_AND_ABOVE 0x3435
20#define VOYAGER_LEVEL4 0x3360
21
22/* The L4 DINO ASIC */
23#define VOYAGER_DINO 0x43
24
25/* voyager ports in standard I/O space */
26#define VOYAGER_MC_SETUP 0x96
27
28
29#define VOYAGER_CAT_CONFIG_PORT 0x97
30# define VOYAGER_CAT_DESELECT 0xff
31#define VOYAGER_SSPB_RELOCATION_PORT 0x98
32
33/* Valid CAT controller commands */
34/* start instruction register cycle */
35#define VOYAGER_CAT_IRCYC 0x01
36/* start data register cycle */
37#define VOYAGER_CAT_DRCYC 0x02
38/* move to execute state */
39#define VOYAGER_CAT_RUN 0x0F
40/* end operation */
41#define VOYAGER_CAT_END 0x80
42/* hold in idle state */
43#define VOYAGER_CAT_HOLD 0x90
44/* single step an "intest" vector */
45#define VOYAGER_CAT_STEP 0xE0
46/* return cat controller to CLEMSON mode */
47#define VOYAGER_CAT_CLEMSON 0xFF
48
49/* the default cat command header */
50#define VOYAGER_CAT_HEADER 0x7F
51
52/* the range of possible CAT module ids in the system */
53#define VOYAGER_MIN_MODULE 0x10
54#define VOYAGER_MAX_MODULE 0x1f
55
56/* The voyager registers per asic */
57#define VOYAGER_ASIC_ID_REG 0x00
58#define VOYAGER_ASIC_TYPE_REG 0x01
59/* the sub address registers can be made auto incrementing on reads */
60#define VOYAGER_AUTO_INC_REG 0x02
61# define VOYAGER_AUTO_INC 0x04
62# define VOYAGER_NO_AUTO_INC 0xfb
63#define VOYAGER_SUBADDRDATA 0x03
64#define VOYAGER_SCANPATH 0x05
65# define VOYAGER_CONNECT_ASIC 0x01
66# define VOYAGER_DISCONNECT_ASIC 0xfe
67#define VOYAGER_SUBADDRLO 0x06
68#define VOYAGER_SUBADDRHI 0x07
69#define VOYAGER_SUBMODSELECT 0x08
70#define VOYAGER_SUBMODPRESENT 0x09
71
72#define VOYAGER_SUBADDR_LO 0xff
73#define VOYAGER_SUBADDR_HI 0xffff
74
75/* the maximum size of a scan path -- used to form instructions */
76#define VOYAGER_MAX_SCAN_PATH 0x100
77/* the biggest possible register size (in bytes) */
78#define VOYAGER_MAX_REG_SIZE 4
79
80/* Total number of possible modules (including submodules) */
81#define VOYAGER_MAX_MODULES 16
82/* Largest number of asics per module */
83#define VOYAGER_MAX_ASICS_PER_MODULE 7
84
85/* the CAT asic of each module is always the first one */
86#define VOYAGER_CAT_ID 0
87#define VOYAGER_PSI 0x1a
88
89/* voyager instruction operations and registers */
90#define VOYAGER_READ_CONFIG 0x1
91#define VOYAGER_WRITE_CONFIG 0x2
92#define VOYAGER_BYPASS 0xff
93
94typedef struct voyager_asic {
95 __u8 asic_addr; /* ASIC address; Level 4 */
96 __u8 asic_type; /* ASIC type */
97 __u8 asic_id; /* ASIC id */
98 __u8 jtag_id[4]; /* JTAG id */
99 __u8 asic_location; /* Location within scan path; start w/ 0 */
100 __u8 bit_location; /* Location within bit stream; start w/ 0 */
101 __u8 ireg_length; /* Instruction register length */
102 __u16 subaddr; /* Amount of sub address space */
103 struct voyager_asic *next; /* Next asic in linked list */
104} voyager_asic_t;
105
106typedef struct voyager_module {
107 __u8 module_addr; /* Module address */
108 __u8 scan_path_connected; /* Scan path connected */
109 __u16 ee_size; /* Size of the EEPROM */
110 __u16 num_asics; /* Number of Asics */
111 __u16 inst_bits; /* Instruction bits in the scan path */
112 __u16 largest_reg; /* Largest register in the scan path */
113 __u16 smallest_reg; /* Smallest register in the scan path */
114 voyager_asic_t *asic; /* First ASIC in scan path (CAT_I) */
115 struct voyager_module *submodule; /* Submodule pointer */
116 struct voyager_module *next; /* Next module in linked list */
117} voyager_module_t;
118
119typedef struct voyager_eeprom_hdr {
120 __u8 module_id[4];
121 __u8 version_id;
122 __u8 config_id;
123 __u16 boundry_id; /* boundary scan id */
124 __u16 ee_size; /* size of EEPROM */
125 __u8 assembly[11]; /* assembly # */
126 __u8 assembly_rev; /* assembly rev */
127 __u8 tracer[4]; /* tracer number */
128 __u16 assembly_cksum; /* asm checksum */
129 __u16 power_consump; /* pwr requirements */
130 __u16 num_asics; /* number of asics */
131 __u16 bist_time; /* min. bist time */
132 __u16 err_log_offset; /* error log offset */
133 __u16 scan_path_offset;/* scan path offset */
134 __u16 cct_offset;
135 __u16 log_length; /* length of err log */
136 __u16 xsum_end; /* offset to end of
137 checksum */
138 __u8 reserved[4];
139 __u8 sflag; /* starting sentinal */
140 __u8 part_number[13]; /* prom part number */
141 __u8 version[10]; /* version number */
142 __u8 signature[8];
143 __u16 eeprom_chksum;
144 __u32 data_stamp_offset;
145 __u8 eflag ; /* ending sentinal */
146} __attribute__((packed)) voyager_eprom_hdr_t;
147
148
149
150#define VOYAGER_EPROM_SIZE_OFFSET \
151 ((__u16)(&(((voyager_eprom_hdr_t *)0)->ee_size)))
152#define VOYAGER_XSUM_END_OFFSET 0x2a
153
154/* the following three definitions are for internal table layouts
155 * in the module EPROMs. We really only care about the IDs and
156 * offsets */
157typedef struct voyager_sp_table {
158 __u8 asic_id;
159 __u8 bypass_flag;
160 __u16 asic_data_offset;
161 __u16 config_data_offset;
162} __attribute__((packed)) voyager_sp_table_t;
163
164typedef struct voyager_jtag_table {
165 __u8 icode[4];
166 __u8 runbist[4];
167 __u8 intest[4];
168 __u8 samp_preld[4];
169 __u8 ireg_len;
170} __attribute__((packed)) voyager_jtt_t;
171
172typedef struct voyager_asic_data_table {
173 __u8 jtag_id[4];
174 __u16 length_bsr;
175 __u16 length_bist_reg;
176 __u32 bist_clk;
177 __u16 subaddr_bits;
178 __u16 seed_bits;
179 __u16 sig_bits;
180 __u16 jtag_offset;
181} __attribute__((packed)) voyager_at_t;
182
183/* Voyager Interrupt Controller (VIC) registers */
184
185/* Base to add to Cross Processor Interrupts (CPIs) when triggering
186 * the CPU IRQ line */
187/* register defines for the WCBICs (one per processor) */
188#define VOYAGER_WCBIC0 0x41 /* bus A node P1 processor 0 */
189#define VOYAGER_WCBIC1 0x49 /* bus A node P1 processor 1 */
190#define VOYAGER_WCBIC2 0x51 /* bus A node P2 processor 0 */
191#define VOYAGER_WCBIC3 0x59 /* bus A node P2 processor 1 */
192#define VOYAGER_WCBIC4 0x61 /* bus B node P1 processor 0 */
193#define VOYAGER_WCBIC5 0x69 /* bus B node P1 processor 1 */
194#define VOYAGER_WCBIC6 0x71 /* bus B node P2 processor 0 */
195#define VOYAGER_WCBIC7 0x79 /* bus B node P2 processor 1 */
196
197
198/* top of memory registers */
199#define VOYAGER_WCBIC_TOM_L 0x4
200#define VOYAGER_WCBIC_TOM_H 0x5
201
202/* register defines for Voyager Memory Contol (VMC)
203 * these are present on L4 machines only */
204#define VOYAGER_VMC1 0x81
205#define VOYAGER_VMC2 0x91
206#define VOYAGER_VMC3 0xa1
207#define VOYAGER_VMC4 0xb1
208
209/* VMC Ports */
210#define VOYAGER_VMC_MEMORY_SETUP 0x9
211# define VMC_Interleaving 0x01
212# define VMC_4Way 0x02
213# define VMC_EvenCacheLines 0x04
214# define VMC_HighLine 0x08
215# define VMC_Start0_Enable 0x20
216# define VMC_Start1_Enable 0x40
217# define VMC_Vremap 0x80
218#define VOYAGER_VMC_BANK_DENSITY 0xa
219# define VMC_BANK_EMPTY 0
220# define VMC_BANK_4MB 1
221# define VMC_BANK_16MB 2
222# define VMC_BANK_64MB 3
223# define VMC_BANK0_MASK 0x03
224# define VMC_BANK1_MASK 0x0C
225# define VMC_BANK2_MASK 0x30
226# define VMC_BANK3_MASK 0xC0
227
228/* Magellan Memory Controller (MMC) defines - present on L5 */
229#define VOYAGER_MMC_ASIC_ID 1
230/* the two memory modules corresponding to memory cards in the system */
231#define VOYAGER_MMC_MEMORY0_MODULE 0x14
232#define VOYAGER_MMC_MEMORY1_MODULE 0x15
233/* the Magellan Memory Address (MMA) defines */
234#define VOYAGER_MMA_ASIC_ID 2
235
236/* Submodule number for the Quad Baseboard */
237#define VOYAGER_QUAD_BASEBOARD 1
238
239/* ASIC defines for the Quad Baseboard */
240#define VOYAGER_QUAD_QDATA0 1
241#define VOYAGER_QUAD_QDATA1 2
242#define VOYAGER_QUAD_QABC 3
243
244/* Useful areas in extended CMOS */
245#define VOYAGER_PROCESSOR_PRESENT_MASK 0x88a
246#define VOYAGER_MEMORY_CLICKMAP 0xa23
247#define VOYAGER_DUMP_LOCATION 0xb1a
248
249/* SUS In Control bit - used to tell SUS that we don't need to be
250 * babysat anymore */
251#define VOYAGER_SUS_IN_CONTROL_PORT 0x3ff
252# define VOYAGER_IN_CONTROL_FLAG 0x80
253
254/* Voyager PSI defines */
255#define VOYAGER_PSI_STATUS_REG 0x08
256# define PSI_DC_FAIL 0x01
257# define PSI_MON 0x02
258# define PSI_FAULT 0x04
259# define PSI_ALARM 0x08
260# define PSI_CURRENT 0x10
261# define PSI_DVM 0x20
262# define PSI_PSCFAULT 0x40
263# define PSI_STAT_CHG 0x80
264
265#define VOYAGER_PSI_SUPPLY_REG 0x8000
266 /* read */
267# define PSI_FAIL_DC 0x01
268# define PSI_FAIL_AC 0x02
269# define PSI_MON_INT 0x04
270# define PSI_SWITCH_OFF 0x08
271# define PSI_HX_OFF 0x10
272# define PSI_SECURITY 0x20
273# define PSI_CMOS_BATT_LOW 0x40
274# define PSI_CMOS_BATT_FAIL 0x80
275 /* write */
276# define PSI_CLR_SWITCH_OFF 0x13
277# define PSI_CLR_HX_OFF 0x14
278# define PSI_CLR_CMOS_BATT_FAIL 0x17
279
280#define VOYAGER_PSI_MASK 0x8001
281# define PSI_MASK_MASK 0x10
282
283#define VOYAGER_PSI_AC_FAIL_REG 0x8004
284#define AC_FAIL_STAT_CHANGE 0x80
285
286#define VOYAGER_PSI_GENERAL_REG 0x8007
287 /* read */
288# define PSI_SWITCH_ON 0x01
289# define PSI_SWITCH_ENABLED 0x02
290# define PSI_ALARM_ENABLED 0x08
291# define PSI_SECURE_ENABLED 0x10
292# define PSI_COLD_RESET 0x20
293# define PSI_COLD_START 0x80
294 /* write */
295# define PSI_POWER_DOWN 0x10
296# define PSI_SWITCH_DISABLE 0x01
297# define PSI_SWITCH_ENABLE 0x11
298# define PSI_CLEAR 0x12
299# define PSI_ALARM_DISABLE 0x03
300# define PSI_ALARM_ENABLE 0x13
301# define PSI_CLEAR_COLD_RESET 0x05
302# define PSI_SET_COLD_RESET 0x15
303# define PSI_CLEAR_COLD_START 0x07
304# define PSI_SET_COLD_START 0x17
305
306
307
308struct voyager_bios_info {
309 __u8 len;
310 __u8 major;
311 __u8 minor;
312 __u8 debug;
313 __u8 num_classes;
314 __u8 class_1;
315 __u8 class_2;
316};
317
318/* The following structures and definitions are for the Kernel/SUS
319 * interface these are needed to find out how SUS initialised any Quad
320 * boards in the system */
321
322#define NUMBER_OF_MC_BUSSES 2
323#define SLOTS_PER_MC_BUS 8
324#define MAX_CPUS 16 /* 16 way CPU system */
325#define MAX_PROCESSOR_BOARDS 4 /* 4 processor slot system */
326#define MAX_CACHE_LEVELS 4 /* # of cache levels supported */
327#define MAX_SHARED_CPUS 4 /* # of CPUs that can share a LARC */
328#define NUMBER_OF_POS_REGS 8
329
330typedef struct {
331 __u8 MC_Slot;
332 __u8 POS_Values[NUMBER_OF_POS_REGS];
333} __attribute__((packed)) MC_SlotInformation_t;
334
335struct QuadDescription {
336 __u8 Type; /* for type 0 (DYADIC or MONADIC) all fields
337 * will be zero except for slot */
338 __u8 StructureVersion;
339 __u32 CPI_BaseAddress;
340 __u32 LARC_BankSize;
341 __u32 LocalMemoryStateBits;
342 __u8 Slot; /* Processor slots 1 - 4 */
343} __attribute__((packed));
344
345struct ProcBoardInfo {
346 __u8 Type;
347 __u8 StructureVersion;
348 __u8 NumberOfBoards;
349 struct QuadDescription QuadData[MAX_PROCESSOR_BOARDS];
350} __attribute__((packed));
351
352struct CacheDescription {
353 __u8 Level;
354 __u32 TotalSize;
355 __u16 LineSize;
356 __u8 Associativity;
357 __u8 CacheType;
358 __u8 WriteType;
359 __u8 Number_CPUs_SharedBy;
360 __u8 Shared_CPUs_Hardware_IDs[MAX_SHARED_CPUS];
361
362} __attribute__((packed));
363
364struct CPU_Description {
365 __u8 CPU_HardwareId;
366 char *FRU_String;
367 __u8 NumberOfCacheLevels;
368 struct CacheDescription CacheLevelData[MAX_CACHE_LEVELS];
369} __attribute__((packed));
370
371struct CPU_Info {
372 __u8 Type;
373 __u8 StructureVersion;
374 __u8 NumberOf_CPUs;
375 struct CPU_Description CPU_Data[MAX_CPUS];
376} __attribute__((packed));
377
378
379/*
380 * This structure will be used by SUS and the OS.
381 * The assumption about this structure is that no blank space is
382 * packed in it by our friend the compiler.
383 */
384typedef struct {
385 __u8 Mailbox_SUS; /* Written to by SUS to give
386 commands/response to the OS */
387 __u8 Mailbox_OS; /* Written to by the OS to give
388 commands/response to SUS */
389 __u8 SUS_MailboxVersion; /* Tells the OS which iteration of the
390 interface SUS supports */
391 __u8 OS_MailboxVersion; /* Tells SUS which iteration of the
392 interface the OS supports */
393 __u32 OS_Flags; /* Flags set by the OS as info for
394 SUS */
395 __u32 SUS_Flags; /* Flags set by SUS as info
396 for the OS */
397 __u32 WatchDogPeriod; /* Watchdog period (in seconds) which
398 the DP uses to see if the OS
399 is dead */
400 __u32 WatchDogCount; /* Updated by the OS on every tic. */
401 __u32 MemoryFor_SUS_ErrorLog; /* Flat 32 bit address which tells SUS
402 where to stuff the SUS error log
403 on a dump */
404 MC_SlotInformation_t MC_SlotInfo[NUMBER_OF_MC_BUSSES*SLOTS_PER_MC_BUS];
405 /* Storage for MCA POS data */
406 /* All new SECOND_PASS_INTERFACE fields added from this point */
407 struct ProcBoardInfo *BoardData;
408 struct CPU_Info *CPU_Data;
409 /* All new fields must be added from this point */
410} Voyager_KernelSUS_Mbox_t;
411
412/* structure for finding the right memory address to send a QIC CPI to */
413struct voyager_qic_cpi {
414 /* Each cache line (32 bytes) can trigger a cpi. The cpi
415 * read/write may occur anywhere in the cache line---pick the
416 * middle to be safe */
417 struct {
418 __u32 pad1[3];
419 __u32 cpi;
420 __u32 pad2[4];
421 } qic_cpi[8];
422};
423
424struct voyager_status {
425 __u32 power_fail:1;
426 __u32 switch_off:1;
427 __u32 request_from_kernel:1;
428};
429
430struct voyager_psi_regs {
431 __u8 cat_id;
432 __u8 cat_dev;
433 __u8 cat_control;
434 __u8 subaddr;
435 __u8 dummy4;
436 __u8 checkbit;
437 __u8 subaddr_low;
438 __u8 subaddr_high;
439 __u8 intstatus;
440 __u8 stat1;
441 __u8 stat3;
442 __u8 fault;
443 __u8 tms;
444 __u8 gen;
445 __u8 sysconf;
446 __u8 dummy15;
447};
448
449struct voyager_psi_subregs {
450 __u8 supply;
451 __u8 mask;
452 __u8 present;
453 __u8 DCfail;
454 __u8 ACfail;
455 __u8 fail;
456 __u8 UPSfail;
457 __u8 genstatus;
458};
459
460struct voyager_psi {
461 struct voyager_psi_regs regs;
462 struct voyager_psi_subregs subregs;
463};
464
465struct voyager_SUS {
466#define VOYAGER_DUMP_BUTTON_NMI 0x1
467#define VOYAGER_SUS_VALID 0x2
468#define VOYAGER_SYSINT_COMPLETE 0x3
469 __u8 SUS_mbox;
470#define VOYAGER_NO_COMMAND 0x0
471#define VOYAGER_IGNORE_DUMP 0x1
472#define VOYAGER_DO_DUMP 0x2
473#define VOYAGER_SYSINT_HANDSHAKE 0x3
474#define VOYAGER_DO_MEM_DUMP 0x4
475#define VOYAGER_SYSINT_WAS_RECOVERED 0x5
476 __u8 kernel_mbox;
477#define VOYAGER_MAILBOX_VERSION 0x10
478 __u8 SUS_version;
479 __u8 kernel_version;
480#define VOYAGER_OS_HAS_SYSINT 0x1
481#define VOYAGER_OS_IN_PROGRESS 0x2
482#define VOYAGER_UPDATING_WDPERIOD 0x4
483 __u32 kernel_flags;
484#define VOYAGER_SUS_BOOTING 0x1
485#define VOYAGER_SUS_IN_PROGRESS 0x2
486 __u32 SUS_flags;
487 __u32 watchdog_period;
488 __u32 watchdog_count;
489 __u32 SUS_errorlog;
490 /* lots of system configuration stuff under here */
491};
492
493/* Variables exported by voyager_smp */
494extern __u32 voyager_extended_vic_processors;
495extern __u32 voyager_allowed_boot_processors;
496extern __u32 voyager_quad_processors;
497extern struct voyager_qic_cpi *voyager_quad_cpi_addr[NR_CPUS];
498extern struct voyager_SUS *voyager_SUS;
499
500/* variables exported always */
501extern struct task_struct *voyager_thread;
502extern int voyager_level;
503extern struct voyager_status voyager_status;
504
505/* functions exported by the voyager and voyager_smp modules */
506extern int voyager_cat_readb(__u8 module, __u8 asic, int reg);
507extern void voyager_cat_init(void);
508extern void voyager_detect(struct voyager_bios_info *);
509extern void voyager_trap_init(void);
510extern void voyager_setup_irqs(void);
511extern int voyager_memory_detect(int region, __u32 *addr, __u32 *length);
512extern void voyager_smp_intr_init(void);
513extern __u8 voyager_extended_cmos_read(__u16 cmos_address);
514extern void voyager_smp_dump(void);
515extern void voyager_timer_interrupt(void);
516extern void smp_local_timer_interrupt(void);
517extern void voyager_power_off(void);
518extern void smp_voyager_power_off(void *dummy);
519extern void voyager_restart(void);
520extern void voyager_cat_power_off(void);
521extern void voyager_cat_do_common_interrupt(void);
522extern void voyager_handle_nmi(void);
523extern void voyager_smp_intr_init(void);
524/* Commands for the following are */
525#define VOYAGER_PSI_READ 0
526#define VOYAGER_PSI_WRITE 1
527#define VOYAGER_PSI_SUBREAD 2
528#define VOYAGER_PSI_SUBWRITE 3
529extern void voyager_cat_psi(__u8, __u16, __u8 *);
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