projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| c99ec973 AG |
1 | /* |
| 2 | * ePAPR hcall interface | |
| 3 | * | |
| 4 | * Copyright 2008-2011 Freescale Semiconductor, Inc. | |
| 5 | * | |
| 6 | * Author: Timur Tabi <timur@freescale.com> | |
| 7 | * | |
| 8 | * This file is provided under a dual BSD/GPL license. When using or | |
| 9 | * redistributing this file, you may do so under either license. | |
| 10 | * | |
| 11 | * Redistribution and use in source and binary forms, with or without | |
| 12 | * modification, are permitted provided that the following conditions are met: | |
| 13 | * * Redistributions of source code must retain the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer. | |
| 15 | * * Redistributions in binary form must reproduce the above copyright | |
| 16 | * notice, this list of conditions and the following disclaimer in the | |
| 17 | * documentation and/or other materials provided with the distribution. | |
| 18 | * * Neither the name of Freescale Semiconductor nor the | |
| 19 | * names of its contributors may be used to endorse or promote products | |
| 20 | * derived from this software without specific prior written permission. | |
| 21 | * | |
| 22 | * | |
| 23 | * ALTERNATIVELY, this software may be distributed under the terms of the | |
| 24 | * GNU General Public License ("GPL") as published by the Free Software | |
| 25 | * Foundation, either version 2 of that License or (at your option) any | |
| 26 | * later version. | |
| 27 | * | |
| 28 | * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY | |
| 29 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 30 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 31 | * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY | |
| 32 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 33 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 34 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
| 35 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 36 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 37 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 38 | */ | |
| 39 | ||
| 63a19091 AG |
40 | #ifndef _UAPI_ASM_POWERPC_EPAPR_HCALLS_H |
| 41 | #define _UAPI_ASM_POWERPC_EPAPR_HCALLS_H | |
| 42 | ||
| 43 | #define EV_BYTE_CHANNEL_SEND 1 | |
| 44 | #define EV_BYTE_CHANNEL_RECEIVE 2 | |
| 45 | #define EV_BYTE_CHANNEL_POLL 3 | |
| 46 | #define EV_INT_SET_CONFIG 4 | |
| 47 | #define EV_INT_GET_CONFIG 5 | |
| 48 | #define EV_INT_SET_MASK 6 | |
| 49 | #define EV_INT_GET_MASK 7 | |
| 50 | #define EV_INT_IACK 9 | |
| 51 | #define EV_INT_EOI 10 | |
| 52 | #define EV_INT_SEND_IPI 11 | |
| 53 | #define EV_INT_SET_TASK_PRIORITY 12 | |
| 54 | #define EV_INT_GET_TASK_PRIORITY 13 | |
| 55 | #define EV_DOORBELL_SEND 14 | |
| 56 | #define EV_MSGSND 15 | |
| 57 | #define EV_IDLE 16 | |
| 58 | ||
| 59 | /* vendor ID: epapr */ | |
| 60 | #define EV_LOCAL_VENDOR_ID 0 /* for private use */ | |
| 61 | #define EV_EPAPR_VENDOR_ID 1 | |
| 62 | #define EV_FSL_VENDOR_ID 2 /* Freescale Semiconductor */ | |
| 63 | #define EV_IBM_VENDOR_ID 3 /* IBM */ | |
| 64 | #define EV_GHS_VENDOR_ID 4 /* Green Hills Software */ | |
| 65 | #define EV_ENEA_VENDOR_ID 5 /* Enea */ | |
| 66 | #define EV_WR_VENDOR_ID 6 /* Wind River Systems */ | |
| 67 | #define EV_AMCC_VENDOR_ID 7 /* Applied Micro Circuits */ | |
| 68 | #define EV_KVM_VENDOR_ID 42 /* KVM */ | |
| 69 | ||
| 70 | /* The max number of bytes that a byte channel can send or receive per call */ | |
| 71 | #define EV_BYTE_CHANNEL_MAX_BYTES 16 | |
| 72 | ||
| 73 | ||
| 74 | #define _EV_HCALL_TOKEN(id, num) (((id) << 16) | (num)) | |
| 75 | #define EV_HCALL_TOKEN(hcall_num) _EV_HCALL_TOKEN(EV_EPAPR_VENDOR_ID, hcall_num) | |
| 76 | ||
| 77 | /* epapr return codes */ | |
| 78 | #define EV_SUCCESS 0 | |
| 79 | #define EV_EPERM 1 /* Operation not permitted */ | |
| 80 | #define EV_ENOENT 2 /* Entry Not Found */ | |
| 81 | #define EV_EIO 3 /* I/O error occured */ | |
| 82 | #define EV_EAGAIN 4 /* The operation had insufficient | |
| 83 | * resources to complete and should be | |
| 84 | * retried | |
| 85 | */ | |
| 86 | #define EV_ENOMEM 5 /* There was insufficient memory to | |
| 87 | * complete the operation */ | |
| 88 | #define EV_EFAULT 6 /* Bad guest address */ | |
| 89 | #define EV_ENODEV 7 /* No such device */ | |
| 90 | #define EV_EINVAL 8 /* An argument supplied to the hcall | |
| 91 | was out of range or invalid */ | |
| 92 | #define EV_INTERNAL 9 /* An internal error occured */ | |
| 93 | #define EV_CONFIG 10 /* A configuration error was detected */ | |
| 94 | #define EV_INVALID_STATE 11 /* The object is in an invalid state */ | |
| 95 | #define EV_UNIMPLEMENTED 12 /* Unimplemented hypercall */ | |
| 96 | #define EV_BUFFER_OVERFLOW 13 /* Caller-supplied buffer too small */ | |
| 97 | ||
| 98 | #endif /* _UAPI_ASM_POWERPC_EPAPR_HCALLS_H */ |