1/*
2 * OPAL API definitions.
3 *
4 * Copyright 2011-2015 IBM Corp.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12#ifndef __OPAL_API_H
13#define __OPAL_API_H
14
15/****** OPAL APIs ******/
16
17/* Return codes */
18#define OPAL_SUCCESS		0
19#define OPAL_PARAMETER		-1
20#define OPAL_BUSY		-2
21#define OPAL_PARTIAL		-3
22#define OPAL_CONSTRAINED	-4
23#define OPAL_CLOSED		-5
24#define OPAL_HARDWARE		-6
25#define OPAL_UNSUPPORTED	-7
26#define OPAL_PERMISSION		-8
27#define OPAL_NO_MEM		-9
28#define OPAL_RESOURCE		-10
29#define OPAL_INTERNAL_ERROR	-11
30#define OPAL_BUSY_EVENT		-12
31#define OPAL_HARDWARE_FROZEN	-13
32#define OPAL_WRONG_STATE	-14
33#define OPAL_ASYNC_COMPLETION	-15
34#define OPAL_EMPTY		-16
35#define OPAL_I2C_TIMEOUT	-17
36#define OPAL_I2C_INVALID_CMD	-18
37#define OPAL_I2C_LBUS_PARITY	-19
38#define OPAL_I2C_BKEND_OVERRUN	-20
39#define OPAL_I2C_BKEND_ACCESS	-21
40#define OPAL_I2C_ARBT_LOST	-22
41#define OPAL_I2C_NACK_RCVD	-23
42#define OPAL_I2C_STOP_ERR	-24
43
44/* API Tokens (in r0) */
45#define OPAL_INVALID_CALL		       -1
46#define OPAL_TEST				0
47#define OPAL_CONSOLE_WRITE			1
48#define OPAL_CONSOLE_READ			2
49#define OPAL_RTC_READ				3
50#define OPAL_RTC_WRITE				4
51#define OPAL_CEC_POWER_DOWN			5
52#define OPAL_CEC_REBOOT				6
53#define OPAL_READ_NVRAM				7
54#define OPAL_WRITE_NVRAM			8
55#define OPAL_HANDLE_INTERRUPT			9
56#define OPAL_POLL_EVENTS			10
57#define OPAL_PCI_SET_HUB_TCE_MEMORY		11
58#define OPAL_PCI_SET_PHB_TCE_MEMORY		12
59#define OPAL_PCI_CONFIG_READ_BYTE		13
60#define OPAL_PCI_CONFIG_READ_HALF_WORD  	14
61#define OPAL_PCI_CONFIG_READ_WORD		15
62#define OPAL_PCI_CONFIG_WRITE_BYTE		16
63#define OPAL_PCI_CONFIG_WRITE_HALF_WORD		17
64#define OPAL_PCI_CONFIG_WRITE_WORD		18
65#define OPAL_SET_XIVE				19
66#define OPAL_GET_XIVE				20
67#define OPAL_GET_COMPLETION_TOKEN_STATUS	21 /* obsolete */
68#define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER	22
69#define OPAL_PCI_EEH_FREEZE_STATUS		23
70#define OPAL_PCI_SHPC				24
71#define OPAL_CONSOLE_WRITE_BUFFER_SPACE		25
72#define OPAL_PCI_EEH_FREEZE_CLEAR		26
73#define OPAL_PCI_PHB_MMIO_ENABLE		27
74#define OPAL_PCI_SET_PHB_MEM_WINDOW		28
75#define OPAL_PCI_MAP_PE_MMIO_WINDOW		29
76#define OPAL_PCI_SET_PHB_TABLE_MEMORY		30
77#define OPAL_PCI_SET_PE				31
78#define OPAL_PCI_SET_PELTV			32
79#define OPAL_PCI_SET_MVE			33
80#define OPAL_PCI_SET_MVE_ENABLE			34
81#define OPAL_PCI_GET_XIVE_REISSUE		35
82#define OPAL_PCI_SET_XIVE_REISSUE		36
83#define OPAL_PCI_SET_XIVE_PE			37
84#define OPAL_GET_XIVE_SOURCE			38
85#define OPAL_GET_MSI_32				39
86#define OPAL_GET_MSI_64				40
87#define OPAL_START_CPU				41
88#define OPAL_QUERY_CPU_STATUS			42
89#define OPAL_WRITE_OPPANEL			43 /* unimplemented */
90#define OPAL_PCI_MAP_PE_DMA_WINDOW		44
91#define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL		45
92#define OPAL_PCI_RESET				49
93#define OPAL_PCI_GET_HUB_DIAG_DATA		50
94#define OPAL_PCI_GET_PHB_DIAG_DATA		51
95#define OPAL_PCI_FENCE_PHB			52
96#define OPAL_PCI_REINIT				53
97#define OPAL_PCI_MASK_PE_ERROR			54
98#define OPAL_SET_SLOT_LED_STATUS		55
99#define OPAL_GET_EPOW_STATUS			56
100#define OPAL_SET_SYSTEM_ATTENTION_LED		57
101#define OPAL_RESERVED1				58
102#define OPAL_RESERVED2				59
103#define OPAL_PCI_NEXT_ERROR			60
104#define OPAL_PCI_EEH_FREEZE_STATUS2		61
105#define OPAL_PCI_POLL				62
106#define OPAL_PCI_MSI_EOI			63
107#define OPAL_PCI_GET_PHB_DIAG_DATA2		64
108#define OPAL_XSCOM_READ				65
109#define OPAL_XSCOM_WRITE			66
110#define OPAL_LPC_READ				67
111#define OPAL_LPC_WRITE				68
112#define OPAL_RETURN_CPU				69
113#define OPAL_REINIT_CPUS			70
114#define OPAL_ELOG_READ				71
115#define OPAL_ELOG_WRITE				72
116#define OPAL_ELOG_ACK				73
117#define OPAL_ELOG_RESEND			74
118#define OPAL_ELOG_SIZE				75
119#define OPAL_FLASH_VALIDATE			76
120#define OPAL_FLASH_MANAGE			77
121#define OPAL_FLASH_UPDATE			78
122#define OPAL_RESYNC_TIMEBASE			79
123#define OPAL_CHECK_TOKEN			80
124#define OPAL_DUMP_INIT				81
125#define OPAL_DUMP_INFO				82
126#define OPAL_DUMP_READ				83
127#define OPAL_DUMP_ACK				84
128#define OPAL_GET_MSG				85
129#define OPAL_CHECK_ASYNC_COMPLETION		86
130#define OPAL_SYNC_HOST_REBOOT			87
131#define OPAL_SENSOR_READ			88
132#define OPAL_GET_PARAM				89
133#define OPAL_SET_PARAM				90
134#define OPAL_DUMP_RESEND			91
135#define OPAL_ELOG_SEND				92	/* Deprecated */
136#define OPAL_PCI_SET_PHB_CAPI_MODE		93
137#define OPAL_DUMP_INFO2				94
138#define OPAL_WRITE_OPPANEL_ASYNC		95
139#define OPAL_PCI_ERR_INJECT			96
140#define OPAL_PCI_EEH_FREEZE_SET			97
141#define OPAL_HANDLE_HMI				98
142#define OPAL_CONFIG_CPU_IDLE_STATE		99
143#define OPAL_SLW_SET_REG			100
144#define OPAL_REGISTER_DUMP_REGION		101
145#define OPAL_UNREGISTER_DUMP_REGION		102
146#define OPAL_WRITE_TPO				103
147#define OPAL_READ_TPO				104
148#define OPAL_GET_DPO_STATUS			105
149#define OPAL_OLD_I2C_REQUEST			106	/* Deprecated */
150#define OPAL_IPMI_SEND				107
151#define OPAL_IPMI_RECV				108
152#define OPAL_I2C_REQUEST			109
153#define OPAL_FLASH_READ				110
154#define OPAL_FLASH_WRITE			111
155#define OPAL_FLASH_ERASE			112
156#define OPAL_LAST				112
157
158/* Device tree flags */
159
160/* Flags set in power-mgmt nodes in device tree if
161 * respective idle states are supported in the platform.
162 */
163#define OPAL_PM_NAP_ENABLED		0x00010000
164#define OPAL_PM_SLEEP_ENABLED		0x00020000
165#define OPAL_PM_WINKLE_ENABLED		0x00040000
166#define OPAL_PM_SLEEP_ENABLED_ER1	0x00080000 /* with workaround */
167
168#ifndef __ASSEMBLY__
169
170/* Other enums */
171enum OpalFreezeState {
172	OPAL_EEH_STOPPED_NOT_FROZEN = 0,
173	OPAL_EEH_STOPPED_MMIO_FREEZE = 1,
174	OPAL_EEH_STOPPED_DMA_FREEZE = 2,
175	OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3,
176	OPAL_EEH_STOPPED_RESET = 4,
177	OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5,
178	OPAL_EEH_STOPPED_PERM_UNAVAIL = 6
179};
180
181enum OpalEehFreezeActionToken {
182	OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1,
183	OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2,
184	OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3,
185
186	OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1,
187	OPAL_EEH_ACTION_SET_FREEZE_DMA  = 2,
188	OPAL_EEH_ACTION_SET_FREEZE_ALL  = 3
189};
190
191enum OpalPciStatusToken {
192	OPAL_EEH_NO_ERROR	= 0,
193	OPAL_EEH_IOC_ERROR	= 1,
194	OPAL_EEH_PHB_ERROR	= 2,
195	OPAL_EEH_PE_ERROR	= 3,
196	OPAL_EEH_PE_MMIO_ERROR	= 4,
197	OPAL_EEH_PE_DMA_ERROR	= 5
198};
199
200enum OpalPciErrorSeverity {
201	OPAL_EEH_SEV_NO_ERROR	= 0,
202	OPAL_EEH_SEV_IOC_DEAD	= 1,
203	OPAL_EEH_SEV_PHB_DEAD	= 2,
204	OPAL_EEH_SEV_PHB_FENCED	= 3,
205	OPAL_EEH_SEV_PE_ER	= 4,
206	OPAL_EEH_SEV_INF	= 5
207};
208
209enum OpalErrinjectType {
210	OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR	= 0,
211	OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64	= 1,
212};
213
214enum OpalErrinjectFunc {
215	/* IOA bus specific errors */
216	OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR	= 0,
217	OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA	= 1,
218	OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR	= 2,
219	OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA	= 3,
220	OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR	= 4,
221	OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA	= 5,
222	OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR	= 6,
223	OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA	= 7,
224	OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR	= 8,
225	OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA	= 9,
226	OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR	= 10,
227	OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA	= 11,
228	OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR	= 12,
229	OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA	= 13,
230	OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER	= 14,
231	OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET	= 15,
232	OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR	= 16,
233	OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA	= 17,
234	OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER	= 18,
235	OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET	= 19,
236};
237
238enum OpalMmioWindowType {
239	OPAL_M32_WINDOW_TYPE = 1,
240	OPAL_M64_WINDOW_TYPE = 2,
241	OPAL_IO_WINDOW_TYPE  = 3
242};
243
244enum OpalExceptionHandler {
245	OPAL_MACHINE_CHECK_HANDLER	    = 1,
246	OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2,
247	OPAL_SOFTPATCH_HANDLER		    = 3
248};
249
250enum OpalPendingState {
251	OPAL_EVENT_OPAL_INTERNAL   = 0x1,
252	OPAL_EVENT_NVRAM	   = 0x2,
253	OPAL_EVENT_RTC		   = 0x4,
254	OPAL_EVENT_CONSOLE_OUTPUT  = 0x8,
255	OPAL_EVENT_CONSOLE_INPUT   = 0x10,
256	OPAL_EVENT_ERROR_LOG_AVAIL = 0x20,
257	OPAL_EVENT_ERROR_LOG	   = 0x40,
258	OPAL_EVENT_EPOW		   = 0x80,
259	OPAL_EVENT_LED_STATUS	   = 0x100,
260	OPAL_EVENT_PCI_ERROR	   = 0x200,
261	OPAL_EVENT_DUMP_AVAIL	   = 0x400,
262	OPAL_EVENT_MSG_PENDING	   = 0x800,
263};
264
265enum OpalThreadStatus {
266	OPAL_THREAD_INACTIVE = 0x0,
267	OPAL_THREAD_STARTED = 0x1,
268	OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */
269};
270
271enum OpalPciBusCompare {
272	OpalPciBusAny	= 0,	/* Any bus number match */
273	OpalPciBus3Bits	= 2,	/* Match top 3 bits of bus number */
274	OpalPciBus4Bits	= 3,	/* Match top 4 bits of bus number */
275	OpalPciBus5Bits	= 4,	/* Match top 5 bits of bus number */
276	OpalPciBus6Bits	= 5,	/* Match top 6 bits of bus number */
277	OpalPciBus7Bits	= 6,	/* Match top 7 bits of bus number */
278	OpalPciBusAll	= 7,	/* Match bus number exactly */
279};
280
281enum OpalDeviceCompare {
282	OPAL_IGNORE_RID_DEVICE_NUMBER = 0,
283	OPAL_COMPARE_RID_DEVICE_NUMBER = 1
284};
285
286enum OpalFuncCompare {
287	OPAL_IGNORE_RID_FUNCTION_NUMBER = 0,
288	OPAL_COMPARE_RID_FUNCTION_NUMBER = 1
289};
290
291enum OpalPeAction {
292	OPAL_UNMAP_PE = 0,
293	OPAL_MAP_PE = 1
294};
295
296enum OpalPeltvAction {
297	OPAL_REMOVE_PE_FROM_DOMAIN = 0,
298	OPAL_ADD_PE_TO_DOMAIN = 1
299};
300
301enum OpalMveEnableAction {
302	OPAL_DISABLE_MVE = 0,
303	OPAL_ENABLE_MVE = 1
304};
305
306enum OpalM64Action {
307	OPAL_DISABLE_M64 = 0,
308	OPAL_ENABLE_M64_SPLIT = 1,
309	OPAL_ENABLE_M64_NON_SPLIT = 2
310};
311
312enum OpalPciResetScope {
313	OPAL_RESET_PHB_COMPLETE		= 1,
314	OPAL_RESET_PCI_LINK		= 2,
315	OPAL_RESET_PHB_ERROR		= 3,
316	OPAL_RESET_PCI_HOT		= 4,
317	OPAL_RESET_PCI_FUNDAMENTAL	= 5,
318	OPAL_RESET_PCI_IODA_TABLE	= 6
319};
320
321enum OpalPciReinitScope {
322	/*
323	 * Note: we chose values that do not overlap
324	 * OpalPciResetScope as OPAL v2 used the same
325	 * enum for both
326	 */
327	OPAL_REINIT_PCI_DEV = 1000
328};
329
330enum OpalPciResetState {
331	OPAL_DEASSERT_RESET = 0,
332	OPAL_ASSERT_RESET   = 1
333};
334
335/*
336 * Address cycle types for LPC accesses. These also correspond
337 * to the content of the first cell of the "reg" property for
338 * device nodes on the LPC bus
339 */
340enum OpalLPCAddressType {
341	OPAL_LPC_MEM	= 0,
342	OPAL_LPC_IO	= 1,
343	OPAL_LPC_FW	= 2,
344};
345
346enum opal_msg_type {
347	OPAL_MSG_ASYNC_COMP = 0,	/* params[0] = token, params[1] = rc,
348					 * additional params function-specific
349					 */
350	OPAL_MSG_MEM_ERR,
351	OPAL_MSG_EPOW,
352	OPAL_MSG_SHUTDOWN,		/* params[0] = 1 reboot, 0 shutdown */
353	OPAL_MSG_HMI_EVT,
354	OPAL_MSG_DPO,
355	OPAL_MSG_TYPE_MAX,
356};
357
358struct opal_msg {
359	__be32 msg_type;
360	__be32 reserved;
361	__be64 params[8];
362};
363
364/* System parameter permission */
365enum OpalSysparamPerm {
366	OPAL_SYSPARAM_READ  = 0x1,
367	OPAL_SYSPARAM_WRITE = 0x2,
368	OPAL_SYSPARAM_RW    = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE),
369};
370
371enum {
372	OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1,
373};
374
375struct opal_ipmi_msg {
376	uint8_t version;
377	uint8_t netfn;
378	uint8_t cmd;
379	uint8_t data[];
380};
381
382/* FSP memory errors handling */
383enum OpalMemErr_Version {
384	OpalMemErr_V1 = 1,
385};
386
387enum OpalMemErrType {
388	OPAL_MEM_ERR_TYPE_RESILIENCE	= 0,
389	OPAL_MEM_ERR_TYPE_DYN_DALLOC,
390};
391
392/* Memory Reilience error type */
393enum OpalMemErr_ResilErrType {
394	OPAL_MEM_RESILIENCE_CE		= 0,
395	OPAL_MEM_RESILIENCE_UE,
396	OPAL_MEM_RESILIENCE_UE_SCRUB,
397};
398
399/* Dynamic Memory Deallocation type */
400enum OpalMemErr_DynErrType {
401	OPAL_MEM_DYNAMIC_DEALLOC	= 0,
402};
403
404struct OpalMemoryErrorData {
405	enum OpalMemErr_Version	version:8;	/* 0x00 */
406	enum OpalMemErrType	type:8;		/* 0x01 */
407	__be16			flags;		/* 0x02 */
408	uint8_t			reserved_1[4];	/* 0x04 */
409
410	union {
411		/* Memory Resilience corrected/uncorrected error info */
412		struct {
413			enum OpalMemErr_ResilErrType	resil_err_type:8;
414			uint8_t				reserved_1[7];
415			__be64				physical_address_start;
416			__be64				physical_address_end;
417		} resilience;
418		/* Dynamic memory deallocation error info */
419		struct {
420			enum OpalMemErr_DynErrType	dyn_err_type:8;
421			uint8_t				reserved_1[7];
422			__be64				physical_address_start;
423			__be64				physical_address_end;
424		} dyn_dealloc;
425	} u;
426};
427
428/* HMI interrupt event */
429enum OpalHMI_Version {
430	OpalHMIEvt_V1 = 1,
431};
432
433enum OpalHMI_Severity {
434	OpalHMI_SEV_NO_ERROR = 0,
435	OpalHMI_SEV_WARNING = 1,
436	OpalHMI_SEV_ERROR_SYNC = 2,
437	OpalHMI_SEV_FATAL = 3,
438};
439
440enum OpalHMI_Disposition {
441	OpalHMI_DISPOSITION_RECOVERED = 0,
442	OpalHMI_DISPOSITION_NOT_RECOVERED = 1,
443};
444
445enum OpalHMI_ErrType {
446	OpalHMI_ERROR_MALFUNC_ALERT	= 0,
447	OpalHMI_ERROR_PROC_RECOV_DONE,
448	OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN,
449	OpalHMI_ERROR_PROC_RECOV_MASKED,
450	OpalHMI_ERROR_TFAC,
451	OpalHMI_ERROR_TFMR_PARITY,
452	OpalHMI_ERROR_HA_OVERFLOW_WARN,
453	OpalHMI_ERROR_XSCOM_FAIL,
454	OpalHMI_ERROR_XSCOM_DONE,
455	OpalHMI_ERROR_SCOM_FIR,
456	OpalHMI_ERROR_DEBUG_TRIG_FIR,
457	OpalHMI_ERROR_HYP_RESOURCE,
458	OpalHMI_ERROR_CAPP_RECOVERY,
459};
460
461struct OpalHMIEvent {
462	uint8_t		version;	/* 0x00 */
463	uint8_t		severity;	/* 0x01 */
464	uint8_t		type;		/* 0x02 */
465	uint8_t		disposition;	/* 0x03 */
466	uint8_t		reserved_1[4];	/* 0x04 */
467
468	__be64		hmer;
469	/* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */
470	__be64		tfmr;
471};
472
473enum {
474	OPAL_P7IOC_DIAG_TYPE_NONE	= 0,
475	OPAL_P7IOC_DIAG_TYPE_RGC	= 1,
476	OPAL_P7IOC_DIAG_TYPE_BI		= 2,
477	OPAL_P7IOC_DIAG_TYPE_CI		= 3,
478	OPAL_P7IOC_DIAG_TYPE_MISC	= 4,
479	OPAL_P7IOC_DIAG_TYPE_I2C	= 5,
480	OPAL_P7IOC_DIAG_TYPE_LAST	= 6
481};
482
483struct OpalIoP7IOCErrorData {
484	__be16 type;
485
486	/* GEM */
487	__be64 gemXfir;
488	__be64 gemRfir;
489	__be64 gemRirqfir;
490	__be64 gemMask;
491	__be64 gemRwof;
492
493	/* LEM */
494	__be64 lemFir;
495	__be64 lemErrMask;
496	__be64 lemAction0;
497	__be64 lemAction1;
498	__be64 lemWof;
499
500	union {
501		struct OpalIoP7IOCRgcErrorData {
502			__be64 rgcStatus;	/* 3E1C10 */
503			__be64 rgcLdcp;		/* 3E1C18 */
504		}rgc;
505		struct OpalIoP7IOCBiErrorData {
506			__be64 biLdcp0;		/* 3C0100, 3C0118 */
507			__be64 biLdcp1;		/* 3C0108, 3C0120 */
508			__be64 biLdcp2;		/* 3C0110, 3C0128 */
509			__be64 biFenceStatus;	/* 3C0130, 3C0130 */
510
511			uint8_t biDownbound;	/* BI Downbound or Upbound */
512		}bi;
513		struct OpalIoP7IOCCiErrorData {
514			__be64 ciPortStatus;	/* 3Dn008 */
515			__be64 ciPortLdcp;	/* 3Dn010 */
516
517			uint8_t ciPort;		/* Index of CI port: 0/1 */
518		}ci;
519	};
520};
521
522/**
523 * This structure defines the overlay which will be used to store PHB error
524 * data upon request.
525 */
526enum {
527	OPAL_PHB_ERROR_DATA_VERSION_1 = 1,
528};
529
530enum {
531	OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1,
532	OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2
533};
534
535enum {
536	OPAL_P7IOC_NUM_PEST_REGS = 128,
537	OPAL_PHB3_NUM_PEST_REGS = 256
538};
539
540struct OpalIoPhbErrorCommon {
541	__be32 version;
542	__be32 ioType;
543	__be32 len;
544};
545
546struct OpalIoP7IOCPhbErrorData {
547	struct OpalIoPhbErrorCommon common;
548
549	__be32 brdgCtl;
550
551	// P7IOC utl regs
552	__be32 portStatusReg;
553	__be32 rootCmplxStatus;
554	__be32 busAgentStatus;
555
556	// P7IOC cfg regs
557	__be32 deviceStatus;
558	__be32 slotStatus;
559	__be32 linkStatus;
560	__be32 devCmdStatus;
561	__be32 devSecStatus;
562
563	// cfg AER regs
564	__be32 rootErrorStatus;
565	__be32 uncorrErrorStatus;
566	__be32 corrErrorStatus;
567	__be32 tlpHdr1;
568	__be32 tlpHdr2;
569	__be32 tlpHdr3;
570	__be32 tlpHdr4;
571	__be32 sourceId;
572
573	__be32 rsv3;
574
575	// Record data about the call to allocate a buffer.
576	__be64 errorClass;
577	__be64 correlator;
578
579	//P7IOC MMIO Error Regs
580	__be64 p7iocPlssr;                // n120
581	__be64 p7iocCsr;                  // n110
582	__be64 lemFir;                    // nC00
583	__be64 lemErrorMask;              // nC18
584	__be64 lemWOF;                    // nC40
585	__be64 phbErrorStatus;            // nC80
586	__be64 phbFirstErrorStatus;       // nC88
587	__be64 phbErrorLog0;              // nCC0
588	__be64 phbErrorLog1;              // nCC8
589	__be64 mmioErrorStatus;           // nD00
590	__be64 mmioFirstErrorStatus;      // nD08
591	__be64 mmioErrorLog0;             // nD40
592	__be64 mmioErrorLog1;             // nD48
593	__be64 dma0ErrorStatus;           // nD80
594	__be64 dma0FirstErrorStatus;      // nD88
595	__be64 dma0ErrorLog0;             // nDC0
596	__be64 dma0ErrorLog1;             // nDC8
597	__be64 dma1ErrorStatus;           // nE00
598	__be64 dma1FirstErrorStatus;      // nE08
599	__be64 dma1ErrorLog0;             // nE40
600	__be64 dma1ErrorLog1;             // nE48
601	__be64 pestA[OPAL_P7IOC_NUM_PEST_REGS];
602	__be64 pestB[OPAL_P7IOC_NUM_PEST_REGS];
603};
604
605struct OpalIoPhb3ErrorData {
606	struct OpalIoPhbErrorCommon common;
607
608	__be32 brdgCtl;
609
610	/* PHB3 UTL regs */
611	__be32 portStatusReg;
612	__be32 rootCmplxStatus;
613	__be32 busAgentStatus;
614
615	/* PHB3 cfg regs */
616	__be32 deviceStatus;
617	__be32 slotStatus;
618	__be32 linkStatus;
619	__be32 devCmdStatus;
620	__be32 devSecStatus;
621
622	/* cfg AER regs */
623	__be32 rootErrorStatus;
624	__be32 uncorrErrorStatus;
625	__be32 corrErrorStatus;
626	__be32 tlpHdr1;
627	__be32 tlpHdr2;
628	__be32 tlpHdr3;
629	__be32 tlpHdr4;
630	__be32 sourceId;
631
632	__be32 rsv3;
633
634	/* Record data about the call to allocate a buffer */
635	__be64 errorClass;
636	__be64 correlator;
637
638	/* PHB3 MMIO Error Regs */
639	__be64 nFir;			/* 000 */
640	__be64 nFirMask;		/* 003 */
641	__be64 nFirWOF;		/* 008 */
642	__be64 phbPlssr;		/* 120 */
643	__be64 phbCsr;		/* 110 */
644	__be64 lemFir;		/* C00 */
645	__be64 lemErrorMask;		/* C18 */
646	__be64 lemWOF;		/* C40 */
647	__be64 phbErrorStatus;	/* C80 */
648	__be64 phbFirstErrorStatus;	/* C88 */
649	__be64 phbErrorLog0;		/* CC0 */
650	__be64 phbErrorLog1;		/* CC8 */
651	__be64 mmioErrorStatus;	/* D00 */
652	__be64 mmioFirstErrorStatus;	/* D08 */
653	__be64 mmioErrorLog0;		/* D40 */
654	__be64 mmioErrorLog1;		/* D48 */
655	__be64 dma0ErrorStatus;	/* D80 */
656	__be64 dma0FirstErrorStatus;	/* D88 */
657	__be64 dma0ErrorLog0;		/* DC0 */
658	__be64 dma0ErrorLog1;		/* DC8 */
659	__be64 dma1ErrorStatus;	/* E00 */
660	__be64 dma1FirstErrorStatus;	/* E08 */
661	__be64 dma1ErrorLog0;		/* E40 */
662	__be64 dma1ErrorLog1;		/* E48 */
663	__be64 pestA[OPAL_PHB3_NUM_PEST_REGS];
664	__be64 pestB[OPAL_PHB3_NUM_PEST_REGS];
665};
666
667enum {
668	OPAL_REINIT_CPUS_HILE_BE	= (1 << 0),
669	OPAL_REINIT_CPUS_HILE_LE	= (1 << 1),
670};
671
672typedef struct oppanel_line {
673	__be64 line;
674	__be64 line_len;
675} oppanel_line_t;
676
677/*
678 * SG entries
679 *
680 * WARNING: The current implementation requires each entry
681 * to represent a block that is 4k aligned *and* each block
682 * size except the last one in the list to be as well.
683 */
684struct opal_sg_entry {
685	__be64 data;
686	__be64 length;
687};
688
689/*
690 * Candiate image SG list.
691 *
692 * length = VER | length
693 */
694struct opal_sg_list {
695	__be64 length;
696	__be64 next;
697	struct opal_sg_entry entry[];
698};
699
700/*
701 * Dump region ID range usable by the OS
702 */
703#define OPAL_DUMP_REGION_HOST_START		0x80
704#define OPAL_DUMP_REGION_LOG_BUF		0x80
705#define OPAL_DUMP_REGION_HOST_END		0xFF
706
707/* CAPI modes for PHB */
708enum {
709	OPAL_PHB_CAPI_MODE_PCIE		= 0,
710	OPAL_PHB_CAPI_MODE_CAPI		= 1,
711	OPAL_PHB_CAPI_MODE_SNOOP_OFF    = 2,
712	OPAL_PHB_CAPI_MODE_SNOOP_ON	= 3,
713};
714
715/* OPAL I2C request */
716struct opal_i2c_request {
717	uint8_t	type;
718#define OPAL_I2C_RAW_READ	0
719#define OPAL_I2C_RAW_WRITE	1
720#define OPAL_I2C_SM_READ	2
721#define OPAL_I2C_SM_WRITE	3
722	uint8_t flags;
723#define OPAL_I2C_ADDR_10	0x01	/* Not supported yet */
724	uint8_t	subaddr_sz;		/* Max 4 */
725	uint8_t reserved;
726	__be16 addr;			/* 7 or 10 bit address */
727	__be16 reserved2;
728	__be32 subaddr;		/* Sub-address if any */
729	__be32 size;			/* Data size */
730	__be64 buffer_ra;		/* Buffer real address */
731};
732
733#endif /* __ASSEMBLY__ */
734
735#endif /* __OPAL_API_H */
736