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_Constrained 4 /* Resource request constrained to max allowed */
10 #define H_LongBusyStartRange 9900 /* Start of long busy range */
11 #define H_LongBusyOrder1msec 9900 /* Long busy, hint that 1msec is a good time to retry */
12 #define H_LongBusyOrder10msec 9901 /* Long busy, hint that 10msec is a good time to retry */
13 #define H_LongBusyOrder100msec 9902 /* Long busy, hint that 100msec is a good time to retry */
14 #define H_LongBusyOrder1sec 9903 /* Long busy, hint that 1sec is a good time to retry */
15 #define H_LongBusyOrder10sec 9904 /* Long busy, hint that 10sec is a good time to retry */
16 #define H_LongBusyOrder100sec 9905 /* Long busy, hint that 100sec is a good time to retry */
17 #define H_LongBusyEndRange 9905 /* End of long busy range */
18 #define H_Hardware -1 /* Hardware error */
19 #define H_Function -2 /* Function not supported */
20 #define H_Privilege -3 /* Caller not privileged */
21 #define H_Parameter -4 /* Parameter invalid, out-of-range or conflicting */
22 #define H_Bad_Mode -5 /* Illegal msr value */
23 #define H_PTEG_Full -6 /* PTEG is full */
24 #define H_Not_Found -7 /* PTE was not found" */
25 #define H_Reserved_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
27 #define H_Authority -10
28 #define H_Permission -11
30 #define H_SourceParm -13
31 #define H_DestParm -14
32 #define H_RemoteParm -15
33 #define H_Resource -16
35 /* Long Busy is a condition that can be returned by the firmware
36 * when a call cannot be completed now, but the identical call
37 * should be retried later. This prevents calls blocking in the
38 * firmware for long periods of time. Annoyingly the firmware can return
39 * a range of return codes, hinting at how long we should wait before
40 * retrying. If you don't care for the hint, the macro below is a good
41 * way to check for the long_busy return codes
43 #define H_isLongBusy(x) ((x >= H_LongBusyStartRange) && (x <= H_LongBusyEndRange))
46 #define H_LARGE_PAGE (1UL<<(63-16))
47 #define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
48 #define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
49 #define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */
50 #define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */
51 #define H_ANDCOND (1UL<<(63-33))
52 #define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
53 #define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
54 #define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
55 #define H_COPY_PAGE (1UL<<(63-49))
56 #define H_N (1UL<<(63-61))
57 #define H_PP1 (1UL<<(63-62))
58 #define H_PP2 (1UL<<(63-63))
61 #define H_DABRX_HYPERVISOR (1UL<<(63-61))
62 #define H_DABRX_KERNEL (1UL<<(63-62))
63 #define H_DABRX_USER (1UL<<(63-63))
65 /* pSeries hypervisor opcodes */
69 #define H_CLEAR_MOD 0x10
70 #define H_CLEAR_REF 0x14
71 #define H_PROTECT 0x18
72 #define H_GET_TCE 0x1c
73 #define H_PUT_TCE 0x20
74 #define H_SET_SPRG0 0x24
75 #define H_SET_DABR 0x28
76 #define H_PAGE_INIT 0x2c
77 #define H_SET_ASR 0x30
79 #define H_ASR_OFF 0x38
80 #define H_LOGICAL_CI_LOAD 0x3c
81 #define H_LOGICAL_CI_STORE 0x40
82 #define H_LOGICAL_CACHE_LOAD 0x44
83 #define H_LOGICAL_CACHE_STORE 0x48
84 #define H_LOGICAL_ICBI 0x4c
85 #define H_LOGICAL_DCBF 0x50
86 #define H_GET_TERM_CHAR 0x54
87 #define H_PUT_TERM_CHAR 0x58
88 #define H_REAL_TO_LOGICAL 0x5c
89 #define H_HYPERVISOR_DATA 0x60
95 #define H_PERFMON 0x7c
96 #define H_MIGRATE_DMA 0x78
97 #define H_REGISTER_VPA 0xDC
101 #define H_GET_PPP 0xEC
102 #define H_SET_PPP 0xF0
105 #define H_REG_CRQ 0xFC
106 #define H_FREE_CRQ 0x100
107 #define H_VIO_SIGNAL 0x104
108 #define H_SEND_CRQ 0x108
109 #define H_COPY_RDMA 0x110
110 #define H_SET_XDABR 0x134
111 #define H_STUFF_TCE 0x138
112 #define H_PUT_TCE_INDIRECT 0x13C
113 #define H_VTERM_PARTNER_INFO 0x150
114 #define H_REGISTER_VTERM 0x154
115 #define H_FREE_VTERM 0x158
116 #define H_POLL_PENDING 0x1D8
120 /* plpar_hcall() -- Generic call interface using above opcodes
122 * The actual call interface is a hypervisor call instruction with
123 * the opcode in R3 and input args in R4-R7.
124 * Status is returned in R3 with variable output values in R4-R11.
125 * Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now
126 * and return only two out args which MUST ALWAYS BE PROVIDED.
128 long plpar_hcall(unsigned long opcode,
135 unsigned long *out3);
137 /* Same as plpar_hcall but for those opcodes that return no values
138 * other than status. Slightly more efficient.
140 long plpar_hcall_norets(unsigned long opcode, ...);
143 * Special hcall interface for ibmveth support.
144 * Takes 8 input parms. Returns a rc and stores the
145 * R4 return value in *out1.
147 long plpar_hcall_8arg_2ret(unsigned long opcode,
156 unsigned long *out1);
158 /* plpar_hcall_4out()
160 * same as plpar_hcall except with 4 output arguments.
163 long plpar_hcall_4out(unsigned long opcode,
171 unsigned long *out4);
173 #endif /* __ASSEMBLY__ */
174 #endif /* __KERNEL__ */
175 #endif /* _ASM_POWERPC_HVCALL_H */