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/arch/powerpc/include/asm/hvcall.h

https://github.com/aicjofs/android_kernel_lge_v500_20d_f2fs
C Header | 355 lines | 269 code | 27 blank | 59 comment | 1 complexity | 60619e1b89de4183c9f5e9ed4c08379b MD5 | raw file
  1#ifndef _ASM_POWERPC_HVCALL_H
  2#define _ASM_POWERPC_HVCALL_H
  3#ifdef __KERNEL__
  4
  5#define HVSC			.long 0x44000022
  6
  7#define H_SUCCESS	0
  8#define H_BUSY		1	/* Hardware busy -- retry later */
  9#define H_CLOSED	2	/* Resource closed */
 10#define H_NOT_AVAILABLE 3
 11#define H_CONSTRAINED	4	/* Resource request constrained to max allowed */
 12#define H_PARTIAL       5
 13#define H_IN_PROGRESS	14	/* Kind of like busy */
 14#define H_PAGE_REGISTERED 15
 15#define H_PARTIAL_STORE   16
 16#define H_PENDING	17	/* returned from H_POLL_PENDING */
 17#define H_CONTINUE	18	/* Returned from H_Join on success */
 18#define H_LONG_BUSY_START_RANGE		9900  /* Start of long busy range */
 19#define H_LONG_BUSY_ORDER_1_MSEC	9900  /* Long busy, hint that 1msec \
 20						 is a good time to retry */
 21#define H_LONG_BUSY_ORDER_10_MSEC	9901  /* Long busy, hint that 10msec \
 22						 is a good time to retry */
 23#define H_LONG_BUSY_ORDER_100_MSEC 	9902  /* Long busy, hint that 100msec \
 24						 is a good time to retry */
 25#define H_LONG_BUSY_ORDER_1_SEC		9903  /* Long busy, hint that 1sec \
 26						 is a good time to retry */
 27#define H_LONG_BUSY_ORDER_10_SEC	9904  /* Long busy, hint that 10sec \
 28						 is a good time to retry */
 29#define H_LONG_BUSY_ORDER_100_SEC	9905  /* Long busy, hint that 100sec \
 30						 is a good time to retry */
 31#define H_LONG_BUSY_END_RANGE		9905  /* End of long busy range */
 32
 33/* Internal value used in book3s_hv kvm support; not returned to guests */
 34#define H_TOO_HARD	9999
 35
 36#define H_HARDWARE	-1	/* Hardware error */
 37#define H_FUNCTION	-2	/* Function not supported */
 38#define H_PRIVILEGE	-3	/* Caller not privileged */
 39#define H_PARAMETER	-4	/* Parameter invalid, out-of-range or conflicting */
 40#define H_BAD_MODE	-5	/* Illegal msr value */
 41#define H_PTEG_FULL	-6	/* PTEG is full */
 42#define H_NOT_FOUND	-7	/* PTE was not found" */
 43#define H_RESERVED_DABR	-8	/* DABR address is reserved by the hypervisor on this processor" */
 44#define H_NO_MEM	-9
 45#define H_AUTHORITY	-10
 46#define H_PERMISSION	-11
 47#define H_DROPPED	-12
 48#define H_SOURCE_PARM	-13
 49#define H_DEST_PARM	-14
 50#define H_REMOTE_PARM	-15
 51#define H_RESOURCE	-16
 52#define H_ADAPTER_PARM  -17
 53#define H_RH_PARM       -18
 54#define H_RCQ_PARM      -19
 55#define H_SCQ_PARM      -20
 56#define H_EQ_PARM       -21
 57#define H_RT_PARM       -22
 58#define H_ST_PARM       -23
 59#define H_SIGT_PARM     -24
 60#define H_TOKEN_PARM    -25
 61#define H_MLENGTH_PARM  -27
 62#define H_MEM_PARM      -28
 63#define H_MEM_ACCESS_PARM -29
 64#define H_ATTR_PARM     -30
 65#define H_PORT_PARM     -31
 66#define H_MCG_PARM      -32
 67#define H_VL_PARM       -33
 68#define H_TSIZE_PARM    -34
 69#define H_TRACE_PARM    -35
 70
 71#define H_MASK_PARM     -37
 72#define H_MCG_FULL      -38
 73#define H_ALIAS_EXIST   -39
 74#define H_P_COUNTER     -40
 75#define H_TABLE_FULL    -41
 76#define H_ALT_TABLE     -42
 77#define H_MR_CONDITION  -43
 78#define H_NOT_ENOUGH_RESOURCES -44
 79#define H_R_STATE       -45
 80#define H_RESCINDEND    -46
 81#define H_MULTI_THREADS_ACTIVE -9005
 82
 83
 84/* Long Busy is a condition that can be returned by the firmware
 85 * when a call cannot be completed now, but the identical call
 86 * should be retried later.  This prevents calls blocking in the
 87 * firmware for long periods of time.  Annoyingly the firmware can return
 88 * a range of return codes, hinting at how long we should wait before
 89 * retrying.  If you don't care for the hint, the macro below is a good
 90 * way to check for the long_busy return codes
 91 */
 92#define H_IS_LONG_BUSY(x)  ((x >= H_LONG_BUSY_START_RANGE) \
 93			     && (x <= H_LONG_BUSY_END_RANGE))
 94
 95/* Flags */
 96#define H_LARGE_PAGE		(1UL<<(63-16))
 97#define H_EXACT			(1UL<<(63-24))	/* Use exact PTE or return H_PTEG_FULL */
 98#define H_R_XLATE		(1UL<<(63-25))	/* include a valid logical page num in the pte if the valid bit is set */
 99#define H_READ_4		(1UL<<(63-26))	/* Return 4 PTEs */
100#define H_PAGE_STATE_CHANGE	(1UL<<(63-28))
101#define H_PAGE_UNUSED		((1UL<<(63-29)) | (1UL<<(63-30)))
102#define H_PAGE_SET_UNUSED	(H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
103#define H_PAGE_SET_LOANED	(H_PAGE_SET_UNUSED | (1UL<<(63-31)))
104#define H_PAGE_SET_ACTIVE	H_PAGE_STATE_CHANGE
105#define H_AVPN			(1UL<<(63-32))	/* An avpn is provided as a sanity test */
106#define H_ANDCOND		(1UL<<(63-33))
107#define H_LOCAL			(1UL<<(63-35))
108#define H_ICACHE_INVALIDATE	(1UL<<(63-40))	/* icbi, etc.  (ignored for IO pages) */
109#define H_ICACHE_SYNCHRONIZE	(1UL<<(63-41))	/* dcbst, icbi, etc (ignored for IO pages */
110#define H_COALESCE_CAND	(1UL<<(63-42))	/* page is a good candidate for coalescing */
111#define H_ZERO_PAGE		(1UL<<(63-48))	/* zero the page before mapping (ignored for IO pages) */
112#define H_COPY_PAGE		(1UL<<(63-49))
113#define H_N			(1UL<<(63-61))
114#define H_PP1			(1UL<<(63-62))
115#define H_PP2			(1UL<<(63-63))
116
117/* VASI States */
118#define H_VASI_INVALID          0
119#define H_VASI_ENABLED          1
120#define H_VASI_ABORTED          2
121#define H_VASI_SUSPENDING       3
122#define H_VASI_SUSPENDED        4
123#define H_VASI_RESUMED          5
124#define H_VASI_COMPLETED        6
125
126/* DABRX flags */
127#define H_DABRX_HYPERVISOR	(1UL<<(63-61))
128#define H_DABRX_KERNEL		(1UL<<(63-62))
129#define H_DABRX_USER		(1UL<<(63-63))
130
131/* Each control block has to be on a 4K boundary */
132#define H_CB_ALIGNMENT          4096
133
134/* pSeries hypervisor opcodes */
135#define H_REMOVE		0x04
136#define H_ENTER			0x08
137#define H_READ			0x0c
138#define H_CLEAR_MOD		0x10
139#define H_CLEAR_REF		0x14
140#define H_PROTECT		0x18
141#define H_GET_TCE		0x1c
142#define H_PUT_TCE		0x20
143#define H_SET_SPRG0		0x24
144#define H_SET_DABR		0x28
145#define H_PAGE_INIT		0x2c
146#define H_SET_ASR		0x30
147#define H_ASR_ON		0x34
148#define H_ASR_OFF		0x38
149#define H_LOGICAL_CI_LOAD	0x3c
150#define H_LOGICAL_CI_STORE	0x40
151#define H_LOGICAL_CACHE_LOAD	0x44
152#define H_LOGICAL_CACHE_STORE	0x48
153#define H_LOGICAL_ICBI		0x4c
154#define H_LOGICAL_DCBF		0x50
155#define H_GET_TERM_CHAR		0x54
156#define H_PUT_TERM_CHAR		0x58
157#define H_REAL_TO_LOGICAL	0x5c
158#define H_HYPERVISOR_DATA	0x60
159#define H_EOI			0x64
160#define H_CPPR			0x68
161#define H_IPI			0x6c
162#define H_IPOLL			0x70
163#define H_XIRR			0x74
164#define H_PERFMON		0x7c
165#define H_MIGRATE_DMA		0x78
166#define H_REGISTER_VPA		0xDC
167#define H_CEDE			0xE0
168#define H_CONFER		0xE4
169#define H_PROD			0xE8
170#define H_GET_PPP		0xEC
171#define H_SET_PPP		0xF0
172#define H_PURR			0xF4
173#define H_PIC			0xF8
174#define H_REG_CRQ		0xFC
175#define H_FREE_CRQ		0x100
176#define H_VIO_SIGNAL		0x104
177#define H_SEND_CRQ		0x108
178#define H_COPY_RDMA		0x110
179#define H_REGISTER_LOGICAL_LAN	0x114
180#define H_FREE_LOGICAL_LAN	0x118
181#define H_ADD_LOGICAL_LAN_BUFFER 0x11C
182#define H_SEND_LOGICAL_LAN	0x120
183#define H_BULK_REMOVE		0x124
184#define H_MULTICAST_CTRL	0x130
185#define H_SET_XDABR		0x134
186#define H_STUFF_TCE		0x138
187#define H_PUT_TCE_INDIRECT	0x13C
188#define H_CHANGE_LOGICAL_LAN_MAC 0x14C
189#define H_VTERM_PARTNER_INFO	0x150
190#define H_REGISTER_VTERM	0x154
191#define H_FREE_VTERM		0x158
192#define H_RESET_EVENTS          0x15C
193#define H_ALLOC_RESOURCE        0x160
194#define H_FREE_RESOURCE         0x164
195#define H_MODIFY_QP             0x168
196#define H_QUERY_QP              0x16C
197#define H_REREGISTER_PMR        0x170
198#define H_REGISTER_SMR          0x174
199#define H_QUERY_MR              0x178
200#define H_QUERY_MW              0x17C
201#define H_QUERY_HCA             0x180
202#define H_QUERY_PORT            0x184
203#define H_MODIFY_PORT           0x188
204#define H_DEFINE_AQP1           0x18C
205#define H_GET_TRACE_BUFFER      0x190
206#define H_DEFINE_AQP0           0x194
207#define H_RESIZE_MR             0x198
208#define H_ATTACH_MCQP           0x19C
209#define H_DETACH_MCQP           0x1A0
210#define H_CREATE_RPT            0x1A4
211#define H_REMOVE_RPT            0x1A8
212#define H_REGISTER_RPAGES       0x1AC
213#define H_DISABLE_AND_GETC      0x1B0
214#define H_ERROR_DATA            0x1B4
215#define H_GET_HCA_INFO          0x1B8
216#define H_GET_PERF_COUNT        0x1BC
217#define H_MANAGE_TRACE          0x1C0
218#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
219#define H_QUERY_INT_STATE       0x1E4
220#define H_POLL_PENDING		0x1D8
221#define H_ILLAN_ATTRIBUTES	0x244
222#define H_MODIFY_HEA_QP		0x250
223#define H_QUERY_HEA_QP		0x254
224#define H_QUERY_HEA		0x258
225#define H_QUERY_HEA_PORT	0x25C
226#define H_MODIFY_HEA_PORT	0x260
227#define H_REG_BCMC		0x264
228#define H_DEREG_BCMC		0x268
229#define H_REGISTER_HEA_RPAGES	0x26C
230#define H_DISABLE_AND_GET_HEA	0x270
231#define H_GET_HEA_INFO		0x274
232#define H_ALLOC_HEA_RESOURCE	0x278
233#define H_ADD_CONN		0x284
234#define H_DEL_CONN		0x288
235#define H_JOIN			0x298
236#define H_VASI_STATE            0x2A4
237#define H_ENABLE_CRQ		0x2B0
238#define H_GET_EM_PARMS		0x2B8
239#define H_SET_MPP		0x2D0
240#define H_GET_MPP		0x2D4
241#define H_HOME_NODE_ASSOCIATIVITY 0x2EC
242#define H_BEST_ENERGY		0x2F4
243#define H_GET_MPP_X		0x314
244#define MAX_HCALL_OPCODE	H_GET_MPP_X
245
246#ifndef __ASSEMBLY__
247
248/**
249 * plpar_hcall_norets: - Make a pseries hypervisor call with no return arguments
250 * @opcode: The hypervisor call to make.
251 *
252 * This call supports up to 7 arguments and only returns the status of
253 * the hcall. Use this version where possible, its slightly faster than
254 * the other plpar_hcalls.
255 */
256long plpar_hcall_norets(unsigned long opcode, ...);
257
258/**
259 * plpar_hcall: - Make a pseries hypervisor call
260 * @opcode: The hypervisor call to make.
261 * @retbuf: Buffer to store up to 4 return arguments in.
262 *
263 * This call supports up to 6 arguments and 4 return arguments. Use
264 * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
265 *
266 * Used for all but the craziest of phyp interfaces (see plpar_hcall9)
267 */
268#define PLPAR_HCALL_BUFSIZE 4
269long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...);
270
271/**
272 * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats
273 * @opcode: The hypervisor call to make.
274 * @retbuf: Buffer to store up to 4 return arguments in.
275 *
276 * This call supports up to 6 arguments and 4 return arguments. Use
277 * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
278 *
279 * Used when phyp interface needs to be called in real mode. Similar to
280 * plpar_hcall, but plpar_hcall_raw works in real mode and does not
281 * calculate hypervisor call statistics.
282 */
283long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
284
285/**
286 * plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments
287 * @opcode: The hypervisor call to make.
288 * @retbuf: Buffer to store up to 9 return arguments in.
289 *
290 * This call supports up to 9 arguments and 9 return arguments. Use
291 * PLPAR_HCALL9_BUFSIZE to size the return argument buffer.
292 */
293#define PLPAR_HCALL9_BUFSIZE 9
294long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...);
295long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...);
296
297/* For hcall instrumentation.  One structure per-hcall, per-CPU */
298struct hcall_stats {
299	unsigned long	num_calls;	/* number of calls (on this CPU) */
300	unsigned long	tb_total;	/* total wall time (mftb) of calls. */
301	unsigned long	purr_total;	/* total cpu time (PURR) of calls. */
302	unsigned long	tb_start;
303	unsigned long	purr_start;
304};
305#define HCALL_STAT_ARRAY_SIZE	((MAX_HCALL_OPCODE >> 2) + 1)
306
307struct hvcall_mpp_data {
308	unsigned long entitled_mem;
309	unsigned long mapped_mem;
310	unsigned short group_num;
311	unsigned short pool_num;
312	unsigned char mem_weight;
313	unsigned char unallocated_mem_weight;
314	unsigned long unallocated_entitlement;  /* value in bytes */
315	unsigned long pool_size;
316	signed long loan_request;
317	unsigned long backing_mem;
318};
319
320int h_get_mpp(struct hvcall_mpp_data *);
321
322struct hvcall_mpp_x_data {
323	unsigned long coalesced_bytes;
324	unsigned long pool_coalesced_bytes;
325	unsigned long pool_purr_cycles;
326	unsigned long pool_spurr_cycles;
327	unsigned long reserved[3];
328};
329
330int h_get_mpp_x(struct hvcall_mpp_x_data *mpp_x_data);
331
332#ifdef CONFIG_PPC_PSERIES
333extern int CMO_PrPSP;
334extern int CMO_SecPSP;
335extern unsigned long CMO_PageSize;
336
337static inline int cmo_get_primary_psp(void)
338{
339	return CMO_PrPSP;
340}
341
342static inline int cmo_get_secondary_psp(void)
343{
344	return CMO_SecPSP;
345}
346
347static inline unsigned long cmo_get_page_size(void)
348{
349	return CMO_PageSize;
350}
351#endif /* CONFIG_PPC_PSERIES */
352
353#endif /* __ASSEMBLY__ */
354#endif /* __KERNEL__ */
355#endif /* _ASM_POWERPC_HVCALL_H */