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David Gibsond3d21762005-11-10 15:26:20 +11001#ifndef _ASM_POWERPC_HVCALL_H
2#define _ASM_POWERPC_HVCALL_H
Arnd Bergmann88ced032005-12-16 22:43:46 +01003#ifdef __KERNEL__
Linus Torvalds1da177e2005-04-16 15:20:36 -07004
5#define HVSC .long 0x44000022
6
Segher Boessenkool706c8c92006-03-30 14:49:40 +02007#define H_SUCCESS 0
8#define H_BUSY 1 /* Hardware busy -- retry later */
9#define H_CLOSED 2 /* Resource closed */
Heiko J Schickb13a96c2006-03-30 22:47:14 +020010#define H_NOT_AVAILABLE 3
Segher Boessenkool706c8c92006-03-30 14:49:40 +020011#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
Heiko J Schickb13a96c2006-03-30 22:47:14 +020012#define H_PARTIAL 5
Segher Boessenkool706c8c92006-03-30 14:49:40 +020013#define H_IN_PROGRESS 14 /* Kind of like busy */
Heiko J Schickb13a96c2006-03-30 22:47:14 +020014#define H_PAGE_REGISTERED 15
15#define H_PARTIAL_STORE 16
Segher Boessenkool706c8c92006-03-30 14:49:40 +020016#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#define H_HARDWARE -1 /* Hardware error */
33#define H_FUNCTION -2 /* Function not supported */
34#define H_PRIVILEGE -3 /* Caller not privileged */
35#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
36#define H_BAD_MODE -5 /* Illegal msr value */
37#define H_PTEG_FULL -6 /* PTEG is full */
38#define H_NOT_FOUND -7 /* PTE was not found" */
39#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
40#define H_NO_MEM -9
41#define H_AUTHORITY -10
42#define H_PERMISSION -11
43#define H_DROPPED -12
44#define H_SOURCE_PARM -13
45#define H_DEST_PARM -14
46#define H_REMOTE_PARM -15
47#define H_RESOURCE -16
Heiko J Schickb13a96c2006-03-30 22:47:14 +020048#define H_ADAPTER_PARM -17
49#define H_RH_PARM -18
50#define H_RCQ_PARM -19
51#define H_SCQ_PARM -20
52#define H_EQ_PARM -21
53#define H_RT_PARM -22
54#define H_ST_PARM -23
55#define H_SIGT_PARM -24
56#define H_TOKEN_PARM -25
57#define H_MLENGTH_PARM -27
58#define H_MEM_PARM -28
59#define H_MEM_ACCESS_PARM -29
60#define H_ATTR_PARM -30
61#define H_PORT_PARM -31
62#define H_MCG_PARM -32
63#define H_VL_PARM -33
64#define H_TSIZE_PARM -34
65#define H_TRACE_PARM -35
66
67#define H_MASK_PARM -37
68#define H_MCG_FULL -38
69#define H_ALIAS_EXIST -39
70#define H_P_COUNTER -40
71#define H_TABLE_FULL -41
72#define H_ALT_TABLE -42
73#define H_MR_CONDITION -43
74#define H_NOT_ENOUGH_RESOURCES -44
75#define H_R_STATE -45
76#define H_RESCINDEND -46
77
Linus Torvalds1da177e2005-04-16 15:20:36 -070078
79/* Long Busy is a condition that can be returned by the firmware
80 * when a call cannot be completed now, but the identical call
81 * should be retried later. This prevents calls blocking in the
Segher Boessenkool706c8c92006-03-30 14:49:40 +020082 * firmware for long periods of time. Annoyingly the firmware can return
Linus Torvalds1da177e2005-04-16 15:20:36 -070083 * a range of return codes, hinting at how long we should wait before
84 * retrying. If you don't care for the hint, the macro below is a good
85 * way to check for the long_busy return codes
86 */
Segher Boessenkool706c8c92006-03-30 14:49:40 +020087#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
88 && (x <= H_LONG_BUSY_END_RANGE))
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
90/* Flags */
91#define H_LARGE_PAGE (1UL<<(63-16))
92#define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
93#define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
94#define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */
95#define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */
96#define H_ANDCOND (1UL<<(63-33))
97#define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
98#define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
99#define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
100#define H_COPY_PAGE (1UL<<(63-49))
101#define H_N (1UL<<(63-61))
102#define H_PP1 (1UL<<(63-62))
103#define H_PP2 (1UL<<(63-63))
104
Dave C Boutcher368a6ba2006-06-12 19:49:20 -0500105/* VASI States */
106#define H_VASI_INVALID 0
107#define H_VASI_ENABLED 1
108#define H_VASI_ABORTED 2
109#define H_VASI_SUSPENDING 3
110#define H_VASI_SUSPENDED 4
111#define H_VASI_RESUMED 5
112#define H_VASI_COMPLETED 6
113
Anton Blanchardfd9648d2005-09-10 16:01:11 +1000114/* DABRX flags */
115#define H_DABRX_HYPERVISOR (1UL<<(63-61))
116#define H_DABRX_KERNEL (1UL<<(63-62))
117#define H_DABRX_USER (1UL<<(63-63))
118
Heiko J Schickb13a96c2006-03-30 22:47:14 +0200119/* Each control block has to be on a 4K bondary */
120#define H_CB_ALIGNMENT 4096
121
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122/* pSeries hypervisor opcodes */
123#define H_REMOVE 0x04
124#define H_ENTER 0x08
125#define H_READ 0x0c
126#define H_CLEAR_MOD 0x10
127#define H_CLEAR_REF 0x14
128#define H_PROTECT 0x18
129#define H_GET_TCE 0x1c
130#define H_PUT_TCE 0x20
131#define H_SET_SPRG0 0x24
132#define H_SET_DABR 0x28
133#define H_PAGE_INIT 0x2c
134#define H_SET_ASR 0x30
135#define H_ASR_ON 0x34
136#define H_ASR_OFF 0x38
137#define H_LOGICAL_CI_LOAD 0x3c
138#define H_LOGICAL_CI_STORE 0x40
139#define H_LOGICAL_CACHE_LOAD 0x44
140#define H_LOGICAL_CACHE_STORE 0x48
141#define H_LOGICAL_ICBI 0x4c
142#define H_LOGICAL_DCBF 0x50
143#define H_GET_TERM_CHAR 0x54
144#define H_PUT_TERM_CHAR 0x58
145#define H_REAL_TO_LOGICAL 0x5c
146#define H_HYPERVISOR_DATA 0x60
147#define H_EOI 0x64
148#define H_CPPR 0x68
149#define H_IPI 0x6c
150#define H_IPOLL 0x70
151#define H_XIRR 0x74
152#define H_PERFMON 0x7c
153#define H_MIGRATE_DMA 0x78
154#define H_REGISTER_VPA 0xDC
Segher Boessenkool706c8c92006-03-30 14:49:40 +0200155#define H_CEDE 0xE0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156#define H_CONFER 0xE4
Segher Boessenkool706c8c92006-03-30 14:49:40 +0200157#define H_PROD 0xE8
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158#define H_GET_PPP 0xEC
159#define H_SET_PPP 0xF0
160#define H_PURR 0xF4
Segher Boessenkool706c8c92006-03-30 14:49:40 +0200161#define H_PIC 0xF8
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162#define H_REG_CRQ 0xFC
163#define H_FREE_CRQ 0x100
164#define H_VIO_SIGNAL 0x104
165#define H_SEND_CRQ 0x108
Segher Boessenkool706c8c92006-03-30 14:49:40 +0200166#define H_COPY_RDMA 0x110
Mike Kravetzcb18bd42006-07-20 23:39:51 -0700167#define H_REGISTER_LOGICAL_LAN 0x114
168#define H_FREE_LOGICAL_LAN 0x118
169#define H_ADD_LOGICAL_LAN_BUFFER 0x11C
170#define H_SEND_LOGICAL_LAN 0x120
Paul Mackerrasf03e64f2007-02-06 21:10:31 +1100171#define H_BULK_REMOVE 0x124
Mike Kravetzcb18bd42006-07-20 23:39:51 -0700172#define H_MULTICAST_CTRL 0x130
Anton Blanchardfd9648d2005-09-10 16:01:11 +1000173#define H_SET_XDABR 0x134
Linus Torvalds1da177e2005-04-16 15:20:36 -0700174#define H_STUFF_TCE 0x138
175#define H_PUT_TCE_INDIRECT 0x13C
Mike Kravetzcb18bd42006-07-20 23:39:51 -0700176#define H_CHANGE_LOGICAL_LAN_MAC 0x14C
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177#define H_VTERM_PARTNER_INFO 0x150
178#define H_REGISTER_VTERM 0x154
179#define H_FREE_VTERM 0x158
Heiko J Schickb13a96c2006-03-30 22:47:14 +0200180#define H_RESET_EVENTS 0x15C
181#define H_ALLOC_RESOURCE 0x160
182#define H_FREE_RESOURCE 0x164
183#define H_MODIFY_QP 0x168
184#define H_QUERY_QP 0x16C
185#define H_REREGISTER_PMR 0x170
186#define H_REGISTER_SMR 0x174
187#define H_QUERY_MR 0x178
188#define H_QUERY_MW 0x17C
189#define H_QUERY_HCA 0x180
190#define H_QUERY_PORT 0x184
191#define H_MODIFY_PORT 0x188
192#define H_DEFINE_AQP1 0x18C
193#define H_GET_TRACE_BUFFER 0x190
194#define H_DEFINE_AQP0 0x194
195#define H_RESIZE_MR 0x198
196#define H_ATTACH_MCQP 0x19C
197#define H_DETACH_MCQP 0x1A0
198#define H_CREATE_RPT 0x1A4
199#define H_REMOVE_RPT 0x1A8
200#define H_REGISTER_RPAGES 0x1AC
201#define H_DISABLE_AND_GETC 0x1B0
202#define H_ERROR_DATA 0x1B4
203#define H_GET_HCA_INFO 0x1B8
204#define H_GET_PERF_COUNT 0x1BC
205#define H_MANAGE_TRACE 0x1C0
Mike Kravetzcb18bd42006-07-20 23:39:51 -0700206#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
Heiko J Schickb13a96c2006-03-30 22:47:14 +0200207#define H_QUERY_INT_STATE 0x1E4
Segher Boessenkool706c8c92006-03-30 14:49:40 +0200208#define H_POLL_PENDING 0x1D8
Dave C Boutcher43ccf202006-01-12 16:05:35 -0600209#define H_JOIN 0x298
Dave C Boutcher368a6ba2006-06-12 19:49:20 -0500210#define H_VASI_STATE 0x2A4
Dave C Boutcher43ccf202006-01-12 16:05:35 -0600211#define H_ENABLE_CRQ 0x2B0
Mike Kravetz57852a82006-09-06 16:23:12 -0700212#define MAX_HCALL_OPCODE H_ENABLE_CRQ
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213
214#ifndef __ASSEMBLY__
215
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000216/**
217 * plpar_hcall_norets: - Make a pseries hypervisor call with no return arguments
218 * @opcode: The hypervisor call to make.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219 *
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000220 * This call supports up to 7 arguments and only returns the status of
221 * the hcall. Use this version where possible, its slightly faster than
222 * the other plpar_hcalls.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 */
224long plpar_hcall_norets(unsigned long opcode, ...);
225
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000226/**
227 * plpar_hcall: - Make a pseries hypervisor call
228 * @opcode: The hypervisor call to make.
229 * @retbuf: Buffer to store up to 4 return arguments in.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230 *
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000231 * This call supports up to 6 arguments and 4 return arguments. Use
232 * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
David Gibsond3d21762005-11-10 15:26:20 +1100233 *
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000234 * Used for all but the craziest of phyp interfaces (see plpar_hcall9)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235 */
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000236#define PLPAR_HCALL_BUFSIZE 4
237long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000239/**
Mohan Kumar Mb4aea362007-03-21 11:21:32 +0530240 * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats
241 * @opcode: The hypervisor call to make.
242 * @retbuf: Buffer to store up to 4 return arguments in.
243 *
244 * This call supports up to 6 arguments and 4 return arguments. Use
245 * PLPAR_HCALL_BUFSIZE to size the return argument buffer.
246 *
247 * Used when phyp interface needs to be called in real mode. Similar to
248 * plpar_hcall, but plpar_hcall_raw works in real mode and does not
249 * calculate hypervisor call statistics.
250 */
251long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
252
253/**
Anton Blanchardb9377ff2006-07-19 08:01:28 +1000254 * plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments
255 * @opcode: The hypervisor call to make.
256 * @retbuf: Buffer to store up to 9 return arguments in.
257 *
258 * This call supports up to 9 arguments and 9 return arguments. Use
259 * PLPAR_HCALL9_BUFSIZE to size the return argument buffer.
260 */
261#define PLPAR_HCALL9_BUFSIZE 9
262long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...);
Heiko J Schickb13a96c2006-03-30 22:47:14 +0200263
Mike Kravetz57852a82006-09-06 16:23:12 -0700264/* For hcall instrumentation. One structure per-hcall, per-CPU */
265struct hcall_stats {
266 unsigned long num_calls; /* number of calls (on this CPU) */
267 unsigned long tb_total; /* total wall time (mftb) of calls. */
268 unsigned long purr_total; /* total cpu time (PURR) of calls. */
269};
Mike Kravetz57852a82006-09-06 16:23:12 -0700270#define HCALL_STAT_ARRAY_SIZE ((MAX_HCALL_OPCODE >> 2) + 1)
271
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272#endif /* __ASSEMBLY__ */
Arnd Bergmann88ced032005-12-16 22:43:46 +0100273#endif /* __KERNEL__ */
David Gibsond3d21762005-11-10 15:26:20 +1100274#endif /* _ASM_POWERPC_HVCALL_H */