1 #ifndef _ASM_POWERPC_HVCALL_H
2 #define _ASM_POWERPC_HVCALL_H
5 #define HVSC .long 0x44000022
8 #define H_BUSY 1 /* Hardware busy -- retry later */
9 #define H_CLOSED 2 /* Resource closed */
10 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
11 #define H_IN_PROGRESS 14 /* Kind of like busy */
12 #define H_PENDING 17 /* returned from H_POLL_PENDING */
13 #define H_CONTINUE 18 /* Returned from H_Join on success */
14 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
15 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
16 is a good time to retry */
17 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
18 is a good time to retry */
19 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
20 is a good time to retry */
21 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
22 is a good time to retry */
23 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
24 is a good time to retry */
25 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
26 is a good time to retry */
27 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
28 #define H_HARDWARE -1 /* Hardware error */
29 #define H_FUNCTION -2 /* Function not supported */
30 #define H_PRIVILEGE -3 /* Caller not privileged */
31 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
32 #define H_BAD_MODE -5 /* Illegal msr value */
33 #define H_PTEG_FULL -6 /* PTEG is full */
34 #define H_NOT_FOUND -7 /* PTE was not found" */
35 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
37 #define H_AUTHORITY -10
38 #define H_PERMISSION -11
40 #define H_SOURCE_PARM -13
41 #define H_DEST_PARM -14
42 #define H_REMOTE_PARM -15
43 #define H_RESOURCE -16
45 /* Long Busy is a condition that can be returned by the firmware
46 * when a call cannot be completed now, but the identical call
47 * should be retried later. This prevents calls blocking in the
48 * firmware for long periods of time. Annoyingly the firmware can return
49 * a range of return codes, hinting at how long we should wait before
50 * retrying. If you don't care for the hint, the macro below is a good
51 * way to check for the long_busy return codes
53 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
54 && (x <= H_LONG_BUSY_END_RANGE))
57 #define H_LARGE_PAGE (1UL<<(63-16))
58 #define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
59 #define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
60 #define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */
61 #define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */
62 #define H_ANDCOND (1UL<<(63-33))
63 #define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
64 #define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
65 #define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
66 #define H_COPY_PAGE (1UL<<(63-49))
67 #define H_N (1UL<<(63-61))
68 #define H_PP1 (1UL<<(63-62))
69 #define H_PP2 (1UL<<(63-63))
72 #define H_DABRX_HYPERVISOR (1UL<<(63-61))
73 #define H_DABRX_KERNEL (1UL<<(63-62))
74 #define H_DABRX_USER (1UL<<(63-63))
76 /* pSeries hypervisor opcodes */
80 #define H_CLEAR_MOD 0x10
81 #define H_CLEAR_REF 0x14
82 #define H_PROTECT 0x18
83 #define H_GET_TCE 0x1c
84 #define H_PUT_TCE 0x20
85 #define H_SET_SPRG0 0x24
86 #define H_SET_DABR 0x28
87 #define H_PAGE_INIT 0x2c
88 #define H_SET_ASR 0x30
90 #define H_ASR_OFF 0x38
91 #define H_LOGICAL_CI_LOAD 0x3c
92 #define H_LOGICAL_CI_STORE 0x40
93 #define H_LOGICAL_CACHE_LOAD 0x44
94 #define H_LOGICAL_CACHE_STORE 0x48
95 #define H_LOGICAL_ICBI 0x4c
96 #define H_LOGICAL_DCBF 0x50
97 #define H_GET_TERM_CHAR 0x54
98 #define H_PUT_TERM_CHAR 0x58
99 #define H_REAL_TO_LOGICAL 0x5c
100 #define H_HYPERVISOR_DATA 0x60
106 #define H_PERFMON 0x7c
107 #define H_MIGRATE_DMA 0x78
108 #define H_REGISTER_VPA 0xDC
110 #define H_CONFER 0xE4
112 #define H_GET_PPP 0xEC
113 #define H_SET_PPP 0xF0
116 #define H_REG_CRQ 0xFC
117 #define H_FREE_CRQ 0x100
118 #define H_VIO_SIGNAL 0x104
119 #define H_SEND_CRQ 0x108
120 #define H_COPY_RDMA 0x110
121 #define H_SET_XDABR 0x134
122 #define H_STUFF_TCE 0x138
123 #define H_PUT_TCE_INDIRECT 0x13C
124 #define H_VTERM_PARTNER_INFO 0x150
125 #define H_REGISTER_VTERM 0x154
126 #define H_FREE_VTERM 0x158
127 #define H_POLL_PENDING 0x1D8
129 #define H_ENABLE_CRQ 0x2B0
133 /* plpar_hcall() -- Generic call interface using above opcodes
135 * The actual call interface is a hypervisor call instruction with
136 * the opcode in R3 and input args in R4-R7.
137 * Status is returned in R3 with variable output values in R4-R11.
138 * Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now
139 * and return only two out args which MUST ALWAYS BE PROVIDED.
141 long plpar_hcall(unsigned long opcode,
148 unsigned long *out3);
150 /* Same as plpar_hcall but for those opcodes that return no values
151 * other than status. Slightly more efficient.
153 long plpar_hcall_norets(unsigned long opcode, ...);
156 * Special hcall interface for ibmveth support.
157 * Takes 8 input parms. Returns a rc and stores the
158 * R4 return value in *out1.
160 long plpar_hcall_8arg_2ret(unsigned long opcode,
169 unsigned long *out1);
171 /* plpar_hcall_4out()
173 * same as plpar_hcall except with 4 output arguments.
176 long plpar_hcall_4out(unsigned long opcode,
184 unsigned long *out4);
186 #endif /* __ASSEMBLY__ */
187 #endif /* __KERNEL__ */
188 #endif /* _ASM_POWERPC_HVCALL_H */