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add idl4k kernel firmware version 1.13.0.105

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This commit is contained in:
Jaroslav Kysela
2015-03-26 17:22:37 +01:00
parent 5194d2792e
commit e9070cdc77
31064 changed files with 12769984 additions and 0 deletions
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31
kernel/arch/powerpc/include/asm/iseries/alpaca.h Normal file
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/*
* Copyright © 2008 Stephen Rothwell IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_ALPACA_H
#define _ASM_POWERPC_ISERIES_ALPACA_H
/*
* This is the part of the paca that the iSeries hypervisor
* needs to be statically initialised. Immediately after boot
* we switch to the normal Linux paca.
*/
struct alpaca {
struct lppaca *lppaca_ptr; /* Pointer to LpPaca for PLIC */
const void *reg_save_ptr; /* Pointer to LpRegSave for PLIC */
};
#endif /* _ASM_POWERPC_ISERIES_ALPACA_H */

111
kernel/arch/powerpc/include/asm/iseries/hv_call.h Normal file
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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* This file contains the "hypervisor call" interface which is used to
* drive the hypervisor from the OS.
*/
#ifndef _ASM_POWERPC_ISERIES_HV_CALL_H
#define _ASM_POWERPC_ISERIES_HV_CALL_H
#include <asm/iseries/hv_call_sc.h>
#include <asm/iseries/hv_types.h>
#include <asm/paca.h>
/* Type of yield for HvCallBaseYieldProcessor */
#define HvCall_YieldTimed 0 /* Yield until specified time (tb) */
#define HvCall_YieldToActive 1 /* Yield until all active procs have run */
#define HvCall_YieldToProc 2 /* Yield until the specified processor has run */
/* interrupt masks for setEnabledInterrupts */
#define HvCall_MaskIPI 0x00000001
#define HvCall_MaskLpEvent 0x00000002
#define HvCall_MaskLpProd 0x00000004
#define HvCall_MaskTimeout 0x00000008
/* Log buffer formats */
#define HvCall_LogBuffer_ASCII 0
#define HvCall_LogBuffer_EBCDIC 1
#define HvCallBaseAckDeferredInts HvCallBase + 0
#define HvCallBaseCpmPowerOff HvCallBase + 1
#define HvCallBaseGetHwPatch HvCallBase + 2
#define HvCallBaseReIplSpAttn HvCallBase + 3
#define HvCallBaseSetASR HvCallBase + 4
#define HvCallBaseSetASRAndRfi HvCallBase + 5
#define HvCallBaseSetIMR HvCallBase + 6
#define HvCallBaseSendIPI HvCallBase + 7
#define HvCallBaseTerminateMachine HvCallBase + 8
#define HvCallBaseTerminateMachineSrc HvCallBase + 9
#define HvCallBaseProcessPlicInterrupts HvCallBase + 10
#define HvCallBaseIsPrimaryCpmOrMsdIpl HvCallBase + 11
#define HvCallBaseSetVirtualSIT HvCallBase + 12
#define HvCallBaseVaryOffThisProcessor HvCallBase + 13
#define HvCallBaseVaryOffMemoryChunk HvCallBase + 14
#define HvCallBaseVaryOffInteractivePercentage HvCallBase + 15
#define HvCallBaseSendLpProd HvCallBase + 16
#define HvCallBaseSetEnabledInterrupts HvCallBase + 17
#define HvCallBaseYieldProcessor HvCallBase + 18
#define HvCallBaseVaryOffSharedProcUnits HvCallBase + 19
#define HvCallBaseSetVirtualDecr HvCallBase + 20
#define HvCallBaseClearLogBuffer HvCallBase + 21
#define HvCallBaseGetLogBufferCodePage HvCallBase + 22
#define HvCallBaseGetLogBufferFormat HvCallBase + 23
#define HvCallBaseGetLogBufferLength HvCallBase + 24
#define HvCallBaseReadLogBuffer HvCallBase + 25
#define HvCallBaseSetLogBufferFormatAndCodePage HvCallBase + 26
#define HvCallBaseWriteLogBuffer HvCallBase + 27
#define HvCallBaseRouter28 HvCallBase + 28
#define HvCallBaseRouter29 HvCallBase + 29
#define HvCallBaseRouter30 HvCallBase + 30
#define HvCallBaseSetDebugBus HvCallBase + 31
#define HvCallCcSetDABR HvCallCc + 7
static inline void HvCall_setVirtualDecr(void)
{
/*
* Ignore any error return codes - most likely means that the
* target value for the LP has been increased and this vary off
* would bring us below the new target.
*/
HvCall0(HvCallBaseSetVirtualDecr);
}
static inline void HvCall_yieldProcessor(unsigned typeOfYield, u64 yieldParm)
{
HvCall2(HvCallBaseYieldProcessor, typeOfYield, yieldParm);
}
static inline void HvCall_setEnabledInterrupts(u64 enabledInterrupts)
{
HvCall1(HvCallBaseSetEnabledInterrupts, enabledInterrupts);
}
static inline void HvCall_setLogBufferFormatAndCodepage(int format,
u32 codePage)
{
HvCall2(HvCallBaseSetLogBufferFormatAndCodePage, format, codePage);
}
extern void HvCall_writeLogBuffer(const void *buffer, u64 bufLen);
static inline void HvCall_sendIPI(struct paca_struct *targetPaca)
{
HvCall1(HvCallBaseSendIPI, targetPaca->paca_index);
}
#endif /* _ASM_POWERPC_ISERIES_HV_CALL_H */

201
kernel/arch/powerpc/include/asm/iseries/hv_call_event.h Normal file
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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* This file contains the "hypervisor call" interface which is used to
* drive the hypervisor from the OS.
*/
#ifndef _ASM_POWERPC_ISERIES_HV_CALL_EVENT_H
#define _ASM_POWERPC_ISERIES_HV_CALL_EVENT_H
#include <linux/types.h>
#include <linux/dma-mapping.h>
#include <asm/iseries/hv_call_sc.h>
#include <asm/iseries/hv_types.h>
#include <asm/abs_addr.h>
struct HvLpEvent;
typedef u8 HvLpEvent_Type;
typedef u8 HvLpEvent_AckInd;
typedef u8 HvLpEvent_AckType;
typedef u8 HvLpDma_Direction;
typedef u8 HvLpDma_AddressType;
typedef u64 HvLpEvent_Rc;
typedef u64 HvLpDma_Rc;
#define HvCallEventAckLpEvent HvCallEvent + 0
#define HvCallEventCancelLpEvent HvCallEvent + 1
#define HvCallEventCloseLpEventPath HvCallEvent + 2
#define HvCallEventDmaBufList HvCallEvent + 3
#define HvCallEventDmaSingle HvCallEvent + 4
#define HvCallEventDmaToSp HvCallEvent + 5
#define HvCallEventGetOverflowLpEvents HvCallEvent + 6
#define HvCallEventGetSourceLpInstanceId HvCallEvent + 7
#define HvCallEventGetTargetLpInstanceId HvCallEvent + 8
#define HvCallEventOpenLpEventPath HvCallEvent + 9
#define HvCallEventSetLpEventStack HvCallEvent + 10
#define HvCallEventSignalLpEvent HvCallEvent + 11
#define HvCallEventSignalLpEventParms HvCallEvent + 12
#define HvCallEventSetInterLpQueueIndex HvCallEvent + 13
#define HvCallEventSetLpEventQueueInterruptProc HvCallEvent + 14
#define HvCallEventRouter15 HvCallEvent + 15
static inline void HvCallEvent_getOverflowLpEvents(u8 queueIndex)
{
HvCall1(HvCallEventGetOverflowLpEvents, queueIndex);
}
static inline void HvCallEvent_setInterLpQueueIndex(u8 queueIndex)
{
HvCall1(HvCallEventSetInterLpQueueIndex, queueIndex);
}
static inline void HvCallEvent_setLpEventStack(u8 queueIndex,
char *eventStackAddr, u32 eventStackSize)
{
HvCall3(HvCallEventSetLpEventStack, queueIndex,
virt_to_abs(eventStackAddr), eventStackSize);
}
static inline void HvCallEvent_setLpEventQueueInterruptProc(u8 queueIndex,
u16 lpLogicalProcIndex)
{
HvCall2(HvCallEventSetLpEventQueueInterruptProc, queueIndex,
lpLogicalProcIndex);
}
static inline HvLpEvent_Rc HvCallEvent_signalLpEvent(struct HvLpEvent *event)
{
return HvCall1(HvCallEventSignalLpEvent, virt_to_abs(event));
}
static inline HvLpEvent_Rc HvCallEvent_signalLpEventFast(HvLpIndex targetLp,
HvLpEvent_Type type, u16 subtype, HvLpEvent_AckInd ackInd,
HvLpEvent_AckType ackType, HvLpInstanceId sourceInstanceId,
HvLpInstanceId targetInstanceId, u64 correlationToken,
u64 eventData1, u64 eventData2, u64 eventData3,
u64 eventData4, u64 eventData5)
{
/* Pack the misc bits into a single Dword to pass to PLIC */
union {
struct {
u8 ack_and_target;
u8 type;
u16 subtype;
HvLpInstanceId src_inst;
HvLpInstanceId target_inst;
} parms;
u64 dword;
} packed;
packed.parms.ack_and_target = (ackType << 7) | (ackInd << 6) | targetLp;
packed.parms.type = type;
packed.parms.subtype = subtype;
packed.parms.src_inst = sourceInstanceId;
packed.parms.target_inst = targetInstanceId;
return HvCall7(HvCallEventSignalLpEventParms, packed.dword,
correlationToken, eventData1, eventData2,
eventData3, eventData4, eventData5);
}
extern void *iseries_hv_alloc(size_t size, dma_addr_t *dma_handle, gfp_t flag);
extern void iseries_hv_free(size_t size, void *vaddr, dma_addr_t dma_handle);
extern dma_addr_t iseries_hv_map(void *vaddr, size_t size,
enum dma_data_direction direction);
extern void iseries_hv_unmap(dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction);
static inline HvLpEvent_Rc HvCallEvent_ackLpEvent(struct HvLpEvent *event)
{
return HvCall1(HvCallEventAckLpEvent, virt_to_abs(event));
}
static inline HvLpEvent_Rc HvCallEvent_cancelLpEvent(struct HvLpEvent *event)
{
return HvCall1(HvCallEventCancelLpEvent, virt_to_abs(event));
}
static inline HvLpInstanceId HvCallEvent_getSourceLpInstanceId(
HvLpIndex targetLp, HvLpEvent_Type type)
{
return HvCall2(HvCallEventGetSourceLpInstanceId, targetLp, type);
}
static inline HvLpInstanceId HvCallEvent_getTargetLpInstanceId(
HvLpIndex targetLp, HvLpEvent_Type type)
{
return HvCall2(HvCallEventGetTargetLpInstanceId, targetLp, type);
}
static inline void HvCallEvent_openLpEventPath(HvLpIndex targetLp,
HvLpEvent_Type type)
{
HvCall2(HvCallEventOpenLpEventPath, targetLp, type);
}
static inline void HvCallEvent_closeLpEventPath(HvLpIndex targetLp,
HvLpEvent_Type type)
{
HvCall2(HvCallEventCloseLpEventPath, targetLp, type);
}
static inline HvLpDma_Rc HvCallEvent_dmaBufList(HvLpEvent_Type type,
HvLpIndex remoteLp, HvLpDma_Direction direction,
HvLpInstanceId localInstanceId,
HvLpInstanceId remoteInstanceId,
HvLpDma_AddressType localAddressType,
HvLpDma_AddressType remoteAddressType,
/* Do these need to be converted to absolute addresses? */
u64 localBufList, u64 remoteBufList, u32 transferLength)
{
/* Pack the misc bits into a single Dword to pass to PLIC */
union {
struct {
u8 flags;
HvLpIndex remote;
u8 type;
u8 reserved;
HvLpInstanceId local_inst;
HvLpInstanceId remote_inst;
} parms;
u64 dword;
} packed;
packed.parms.flags = (direction << 7) |
(localAddressType << 6) | (remoteAddressType << 5);
packed.parms.remote = remoteLp;
packed.parms.type = type;
packed.parms.reserved = 0;
packed.parms.local_inst = localInstanceId;
packed.parms.remote_inst = remoteInstanceId;
return HvCall4(HvCallEventDmaBufList, packed.dword, localBufList,
remoteBufList, transferLength);
}
static inline HvLpDma_Rc HvCallEvent_dmaToSp(void *local, u32 remote,
u32 length, HvLpDma_Direction dir)
{
return HvCall4(HvCallEventDmaToSp, virt_to_abs(local), remote,
length, dir);
}
#endif /* _ASM_POWERPC_ISERIES_HV_CALL_EVENT_H */

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kernel/arch/powerpc/include/asm/iseries/hv_call_sc.h Normal file
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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_HV_CALL_SC_H
#define _ASM_POWERPC_ISERIES_HV_CALL_SC_H
#include <linux/types.h>
#define HvCallBase 0x8000000000000000ul
#define HvCallCc 0x8001000000000000ul
#define HvCallCfg 0x8002000000000000ul
#define HvCallEvent 0x8003000000000000ul
#define HvCallHpt 0x8004000000000000ul
#define HvCallPci 0x8005000000000000ul
#define HvCallSm 0x8007000000000000ul
#define HvCallXm 0x8009000000000000ul
extern u64 HvCall0(u64);
extern u64 HvCall1(u64, u64);
extern u64 HvCall2(u64, u64, u64);
extern u64 HvCall3(u64, u64, u64, u64);
extern u64 HvCall4(u64, u64, u64, u64, u64);
extern u64 HvCall5(u64, u64, u64, u64, u64, u64);
extern u64 HvCall6(u64, u64, u64, u64, u64, u64, u64);
extern u64 HvCall7(u64, u64, u64, u64, u64, u64, u64, u64);
extern u64 HvCall0Ret16(u64, void *);
extern u64 HvCall1Ret16(u64, void *, u64);
extern u64 HvCall2Ret16(u64, void *, u64, u64);
extern u64 HvCall3Ret16(u64, void *, u64, u64, u64);
extern u64 HvCall4Ret16(u64, void *, u64, u64, u64, u64);
extern u64 HvCall5Ret16(u64, void *, u64, u64, u64, u64, u64);
extern u64 HvCall6Ret16(u64, void *, u64, u64, u64, u64, u64, u64);
extern u64 HvCall7Ret16(u64, void *, u64, u64 ,u64 ,u64 ,u64 ,u64 ,u64);
#endif /* _ASM_POWERPC_ISERIES_HV_CALL_SC_H */

61
kernel/arch/powerpc/include/asm/iseries/hv_call_xm.h Normal file
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/*
* This file contains the "hypervisor call" interface which is used to
* drive the hypervisor from SLIC.
*/
#ifndef _ASM_POWERPC_ISERIES_HV_CALL_XM_H
#define _ASM_POWERPC_ISERIES_HV_CALL_XM_H
#include <asm/iseries/hv_call_sc.h>
#include <asm/iseries/hv_types.h>
#define HvCallXmGetTceTableParms HvCallXm + 0
#define HvCallXmTestBus HvCallXm + 1
#define HvCallXmConnectBusUnit HvCallXm + 2
#define HvCallXmLoadTod HvCallXm + 8
#define HvCallXmTestBusUnit HvCallXm + 9
#define HvCallXmSetTce HvCallXm + 11
#define HvCallXmSetTces HvCallXm + 13
static inline void HvCallXm_getTceTableParms(u64 cb)
{
HvCall1(HvCallXmGetTceTableParms, cb);
}
static inline u64 HvCallXm_setTce(u64 tceTableToken, u64 tceOffset, u64 tce)
{
return HvCall3(HvCallXmSetTce, tceTableToken, tceOffset, tce);
}
static inline u64 HvCallXm_setTces(u64 tceTableToken, u64 tceOffset,
u64 numTces, u64 tce1, u64 tce2, u64 tce3, u64 tce4)
{
return HvCall7(HvCallXmSetTces, tceTableToken, tceOffset, numTces,
tce1, tce2, tce3, tce4);
}
static inline u64 HvCallXm_testBus(u16 busNumber)
{
return HvCall1(HvCallXmTestBus, busNumber);
}
static inline u64 HvCallXm_testBusUnit(u16 busNumber, u8 subBusNumber,
u8 deviceId)
{
return HvCall2(HvCallXmTestBusUnit, busNumber,
(subBusNumber << 8) | deviceId);
}
static inline u64 HvCallXm_connectBusUnit(u16 busNumber, u8 subBusNumber,
u8 deviceId, u64 interruptToken)
{
return HvCall5(HvCallXmConnectBusUnit, busNumber,
(subBusNumber << 8) | deviceId, interruptToken, 0,
0 /* HvLpConfig::mapDsaToQueueIndex(HvLpDSA(busNumber, xBoard, xCard)) */);
}
static inline u64 HvCallXm_loadTod(void)
{
return HvCall0(HvCallXmLoadTod);
}
#endif /* _ASM_POWERPC_ISERIES_HV_CALL_XM_H */

128
kernel/arch/powerpc/include/asm/iseries/hv_lp_config.h Normal file
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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_HV_LP_CONFIG_H
#define _ASM_POWERPC_ISERIES_HV_LP_CONFIG_H
/*
* This file contains the interface to the LPAR configuration data
* to determine which resources should be allocated to each partition.
*/
#include <asm/iseries/hv_call_sc.h>
#include <asm/iseries/hv_types.h>
enum {
HvCallCfg_Cur = 0,
HvCallCfg_Init = 1,
HvCallCfg_Max = 2,
HvCallCfg_Min = 3
};
#define HvCallCfgGetSystemPhysicalProcessors HvCallCfg + 6
#define HvCallCfgGetPhysicalProcessors HvCallCfg + 7
#define HvCallCfgGetMsChunks HvCallCfg + 9
#define HvCallCfgGetSharedPoolIndex HvCallCfg + 20
#define HvCallCfgGetSharedProcUnits HvCallCfg + 21
#define HvCallCfgGetNumProcsInSharedPool HvCallCfg + 22
#define HvCallCfgGetVirtualLanIndexMap HvCallCfg + 30
#define HvCallCfgGetHostingLpIndex HvCallCfg + 32
extern HvLpIndex HvLpConfig_getLpIndex_outline(void);
extern HvLpIndex HvLpConfig_getLpIndex(void);
extern HvLpIndex HvLpConfig_getPrimaryLpIndex(void);
static inline u64 HvLpConfig_getMsChunks(void)
{
return HvCall2(HvCallCfgGetMsChunks, HvLpConfig_getLpIndex(),
HvCallCfg_Cur);
}
static inline u64 HvLpConfig_getSystemPhysicalProcessors(void)
{
return HvCall0(HvCallCfgGetSystemPhysicalProcessors);
}
static inline u64 HvLpConfig_getNumProcsInSharedPool(HvLpSharedPoolIndex sPI)
{
return (u16)HvCall1(HvCallCfgGetNumProcsInSharedPool, sPI);
}
static inline u64 HvLpConfig_getPhysicalProcessors(void)
{
return HvCall2(HvCallCfgGetPhysicalProcessors, HvLpConfig_getLpIndex(),
HvCallCfg_Cur);
}
static inline HvLpSharedPoolIndex HvLpConfig_getSharedPoolIndex(void)
{
return HvCall1(HvCallCfgGetSharedPoolIndex, HvLpConfig_getLpIndex());
}
static inline u64 HvLpConfig_getSharedProcUnits(void)
{
return HvCall2(HvCallCfgGetSharedProcUnits, HvLpConfig_getLpIndex(),
HvCallCfg_Cur);
}
static inline u64 HvLpConfig_getMaxSharedProcUnits(void)
{
return HvCall2(HvCallCfgGetSharedProcUnits, HvLpConfig_getLpIndex(),
HvCallCfg_Max);
}
static inline u64 HvLpConfig_getMaxPhysicalProcessors(void)
{
return HvCall2(HvCallCfgGetPhysicalProcessors, HvLpConfig_getLpIndex(),
HvCallCfg_Max);
}
static inline HvLpVirtualLanIndexMap HvLpConfig_getVirtualLanIndexMapForLp(
HvLpIndex lp)
{
/*
* This is a new function in V5R1 so calls to this on older
* hypervisors will return -1
*/
u64 retVal = HvCall1(HvCallCfgGetVirtualLanIndexMap, lp);
if (retVal == -1)
retVal = 0;
return retVal;
}
static inline HvLpVirtualLanIndexMap HvLpConfig_getVirtualLanIndexMap(void)
{
return HvLpConfig_getVirtualLanIndexMapForLp(
HvLpConfig_getLpIndex_outline());
}
static inline int HvLpConfig_doLpsCommunicateOnVirtualLan(HvLpIndex lp1,
HvLpIndex lp2)
{
HvLpVirtualLanIndexMap virtualLanIndexMap1 =
HvLpConfig_getVirtualLanIndexMapForLp(lp1);
HvLpVirtualLanIndexMap virtualLanIndexMap2 =
HvLpConfig_getVirtualLanIndexMapForLp(lp2);
return ((virtualLanIndexMap1 & virtualLanIndexMap2) != 0);
}
static inline HvLpIndex HvLpConfig_getHostingLpIndex(HvLpIndex lp)
{
return HvCall1(HvCallCfgGetHostingLpIndex, lp);
}
#endif /* _ASM_POWERPC_ISERIES_HV_LP_CONFIG_H */

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kernel/arch/powerpc/include/asm/iseries/hv_lp_event.h Normal file
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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* This file contains the class for HV events in the system. */
#ifndef _ASM_POWERPC_ISERIES_HV_LP_EVENT_H
#define _ASM_POWERPC_ISERIES_HV_LP_EVENT_H
#include <asm/types.h>
#include <asm/ptrace.h>
#include <asm/iseries/hv_types.h>
#include <asm/iseries/hv_call_event.h>
/*
* HvLpEvent is the structure for Lp Event messages passed between
* partitions through PLIC.
*/
struct HvLpEvent {
u8 flags; /* Event flags x00-x00 */
u8 xType; /* Type of message x01-x01 */
u16 xSubtype; /* Subtype for event x02-x03 */
u8 xSourceLp; /* Source LP x04-x04 */
u8 xTargetLp; /* Target LP x05-x05 */
u8 xSizeMinus1; /* Size of Derived class - 1 x06-x06 */
u8 xRc; /* RC for Ack flows x07-x07 */
u16 xSourceInstanceId; /* Source sides instance id x08-x09 */
u16 xTargetInstanceId; /* Target sides instance id x0A-x0B */
union {
u32 xSubtypeData; /* Data usable by the subtype x0C-x0F */
u16 xSubtypeDataShort[2]; /* Data as 2 shorts */
u8 xSubtypeDataChar[4]; /* Data as 4 chars */
} x;
u64 xCorrelationToken; /* Unique value for source/type x10-x17 */
};
typedef void (*LpEventHandler)(struct HvLpEvent *);
/* Register a handler for an event type - returns 0 on success */
extern int HvLpEvent_registerHandler(HvLpEvent_Type eventType,
LpEventHandler hdlr);
/*
* Unregister a handler for an event type
*
* This call will sleep until the handler being removed is guaranteed to
* be no longer executing on any CPU. Do not call with locks held.
*
* returns 0 on success
* Unregister will fail if there are any paths open for the type
*/
extern int HvLpEvent_unregisterHandler(HvLpEvent_Type eventType);
/*
* Open an Lp Event Path for an event type
* returns 0 on success
* openPath will fail if there is no handler registered for the event type.
* The lpIndex specified is the partition index for the target partition
* (for VirtualIo, VirtualLan and SessionMgr) other types specify zero)
*/
extern int HvLpEvent_openPath(HvLpEvent_Type eventType, HvLpIndex lpIndex);
/*
* Close an Lp Event Path for a type and partition
* returns 0 on success
*/
extern int HvLpEvent_closePath(HvLpEvent_Type eventType, HvLpIndex lpIndex);
#define HvLpEvent_Type_Hypervisor 0
#define HvLpEvent_Type_MachineFac 1
#define HvLpEvent_Type_SessionMgr 2
#define HvLpEvent_Type_SpdIo 3
#define HvLpEvent_Type_VirtualBus 4
#define HvLpEvent_Type_PciIo 5
#define HvLpEvent_Type_RioIo 6
#define HvLpEvent_Type_VirtualLan 7
#define HvLpEvent_Type_VirtualIo 8
#define HvLpEvent_Type_NumTypes 9
#define HvLpEvent_Rc_Good 0
#define HvLpEvent_Rc_BufferNotAvailable 1
#define HvLpEvent_Rc_Cancelled 2
#define HvLpEvent_Rc_GenericError 3
#define HvLpEvent_Rc_InvalidAddress 4
#define HvLpEvent_Rc_InvalidPartition 5
#define HvLpEvent_Rc_InvalidSize 6
#define HvLpEvent_Rc_InvalidSubtype 7
#define HvLpEvent_Rc_InvalidSubtypeData 8
#define HvLpEvent_Rc_InvalidType 9
#define HvLpEvent_Rc_PartitionDead 10
#define HvLpEvent_Rc_PathClosed 11
#define HvLpEvent_Rc_SubtypeError 12
#define HvLpEvent_Function_Ack 0
#define HvLpEvent_Function_Int 1
#define HvLpEvent_AckInd_NoAck 0
#define HvLpEvent_AckInd_DoAck 1
#define HvLpEvent_AckType_ImmediateAck 0
#define HvLpEvent_AckType_DeferredAck 1
#define HV_LP_EVENT_INT 0x01
#define HV_LP_EVENT_DO_ACK 0x02
#define HV_LP_EVENT_DEFERRED_ACK 0x04
#define HV_LP_EVENT_VALID 0x80
#define HvLpDma_Direction_LocalToRemote 0
#define HvLpDma_Direction_RemoteToLocal 1
#define HvLpDma_AddressType_TceIndex 0
#define HvLpDma_AddressType_RealAddress 1
#define HvLpDma_Rc_Good 0
#define HvLpDma_Rc_Error 1
#define HvLpDma_Rc_PartitionDead 2
#define HvLpDma_Rc_PathClosed 3
#define HvLpDma_Rc_InvalidAddress 4
#define HvLpDma_Rc_InvalidLength 5
static inline int hvlpevent_is_valid(struct HvLpEvent *h)
{
return h->flags & HV_LP_EVENT_VALID;
}
static inline void hvlpevent_invalidate(struct HvLpEvent *h)
{
h->flags &= ~ HV_LP_EVENT_VALID;
}
static inline int hvlpevent_is_int(struct HvLpEvent *h)
{
return h->flags & HV_LP_EVENT_INT;
}
static inline int hvlpevent_is_ack(struct HvLpEvent *h)
{
return !hvlpevent_is_int(h);
}
static inline int hvlpevent_need_ack(struct HvLpEvent *h)
{
return h->flags & HV_LP_EVENT_DO_ACK;
}
#endif /* _ASM_POWERPC_ISERIES_HV_LP_EVENT_H */

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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_HV_TYPES_H
#define _ASM_POWERPC_ISERIES_HV_TYPES_H
/*
* General typedefs for the hypervisor.
*/
#include <asm/types.h>
typedef u8 HvLpIndex;
typedef u16 HvLpInstanceId;
typedef u64 HvLpTOD;
typedef u64 HvLpSystemSerialNum;
typedef u8 HvLpDeviceSerialNum[12];
typedef u16 HvLpSanHwSet;
typedef u16 HvLpBus;
typedef u16 HvLpBoard;
typedef u16 HvLpCard;
typedef u8 HvLpDeviceType[4];
typedef u8 HvLpDeviceModel[3];
typedef u64 HvIoToken;
typedef u8 HvLpName[8];
typedef u32 HvIoId;
typedef u64 HvRealMemoryIndex;
typedef u32 HvLpIndexMap; /* Must hold HVMAXARCHITECTEDLPS bits!!! */
typedef u16 HvLpVrmIndex;
typedef u32 HvXmGenerationId;
typedef u8 HvLpBusPool;
typedef u8 HvLpSharedPoolIndex;
typedef u16 HvLpSharedProcUnitsX100;
typedef u8 HvLpVirtualLanIndex;
typedef u16 HvLpVirtualLanIndexMap; /* Must hold HVMAXARCHITECTEDVIRTUALLANS bits!!! */
typedef u16 HvBusNumber; /* Hypervisor Bus Number */
typedef u8 HvSubBusNumber; /* Hypervisor SubBus Number */
typedef u8 HvAgentId; /* Hypervisor DevFn */
#define HVMAXARCHITECTEDLPS 32
#define HVMAXARCHITECTEDVIRTUALLANS 16
#define HVMAXARCHITECTEDVIRTUALDISKS 32
#define HVMAXARCHITECTEDVIRTUALCDROMS 8
#define HVMAXARCHITECTEDVIRTUALTAPES 8
#define HVCHUNKSIZE (256 * 1024)
#define HVPAGESIZE (4 * 1024)
#define HVLPMINMEGSPRIMARY 256
#define HVLPMINMEGSSECONDARY 64
#define HVCHUNKSPERMEG 4
#define HVPAGESPERMEG 256
#define HVPAGESPERCHUNK 64
#define HvLpIndexInvalid ((HvLpIndex)0xff)
/*
* Enums for the sub-components under PLIC
* Used in HvCall and HvPrimaryCall
*/
enum {
HvCallCompId = 0,
HvCallCpuCtlsCompId = 1,
HvCallCfgCompId = 2,
HvCallEventCompId = 3,
HvCallHptCompId = 4,
HvCallPciCompId = 5,
HvCallSlmCompId = 6,
HvCallSmCompId = 7,
HvCallSpdCompId = 8,
HvCallXmCompId = 9,
HvCallRioCompId = 10,
HvCallRsvd3CompId = 11,
HvCallRsvd2CompId = 12,
HvCallRsvd1CompId = 13,
HvCallMaxCompId = 14,
HvPrimaryCallCompId = 0,
HvPrimaryCallCfgCompId = 1,
HvPrimaryCallPciCompId = 2,
HvPrimaryCallSmCompId = 3,
HvPrimaryCallSpdCompId = 4,
HvPrimaryCallXmCompId = 5,
HvPrimaryCallRioCompId = 6,
HvPrimaryCallRsvd7CompId = 7,
HvPrimaryCallRsvd6CompId = 8,
HvPrimaryCallRsvd5CompId = 9,
HvPrimaryCallRsvd4CompId = 10,
HvPrimaryCallRsvd3CompId = 11,
HvPrimaryCallRsvd2CompId = 12,
HvPrimaryCallRsvd1CompId = 13,
HvPrimaryCallMaxCompId = HvCallMaxCompId
};
struct HvLpBufferList {
u64 addr;
u64 len;
};
#endif /* _ASM_POWERPC_ISERIES_HV_TYPES_H */

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#ifndef _ASM_POWERPC_ISERIES_IOMMU_H
#define _ASM_POWERPC_ISERIES_IOMMU_H
/*
* Copyright (C) 2005 Stephen Rothwell, IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the:
* Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
struct pci_dev;
struct vio_dev;
struct device_node;
struct iommu_table;
/* Get table parameters from HV */
extern void iommu_table_getparms_iSeries(unsigned long busno,
unsigned char slotno, unsigned char virtbus,
struct iommu_table *tbl);
extern struct iommu_table *vio_build_iommu_table_iseries(struct vio_dev *dev);
extern void iommu_vio_init(void);
#endif /* _ASM_POWERPC_ISERIES_IOMMU_H */

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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H
#define _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H
/*
* This control block defines the simple LP queue structure that is
* shared between the hypervisor (PLIC) and the OS in order to send
* events to an LP.
*/
#include <asm/types.h>
#include <asm/ptrace.h>
#define IT_LP_MAX_QUEUES 8
#define IT_LP_NOT_USED 0 /* Queue will not be used by PLIC */
#define IT_LP_DEDICATED_IO 1 /* Queue dedicated to IO processor specified */
#define IT_LP_DEDICATED_LP 2 /* Queue dedicated to LP specified */
#define IT_LP_SHARED 3 /* Queue shared for both IO and LP */
#define IT_LP_EVENT_STACK_SIZE 4096
#define IT_LP_EVENT_MAX_SIZE 256
#define IT_LP_EVENT_ALIGN 64
struct hvlpevent_queue {
/*
* The hq_current_event is the pointer to the next event stack entry
* that will become valid. The OS must peek at this entry to determine
* if it is valid. PLIC will set the valid indicator as the very last
* store into that entry.
*
* When the OS has completed processing of the event then it will mark
* the event as invalid so that PLIC knows it can store into that event
* location again.
*
* If the event stack fills and there are overflow events, then PLIC
* will set the hq_overflow_pending flag in which case the OS will
* have to fetch the additional LP events once they have drained the
* event stack.
*
* The first 16-bytes are known by both the OS and PLIC. The remainder
* of the cache line is for use by the OS.
*/
u8 hq_overflow_pending; /* 0x00 Overflow events are pending */
u8 hq_status; /* 0x01 DedicatedIo or DedicatedLp or NotUsed */
u16 hq_proc_index; /* 0x02 Logical Proc Index for correlation */
u8 hq_reserved1[12]; /* 0x04 */
char *hq_current_event; /* 0x10 */
char *hq_last_event; /* 0x18 */
char *hq_event_stack; /* 0x20 */
u8 hq_index; /* 0x28 unique sequential index. */
u8 hq_reserved2[3]; /* 0x29-2b */
spinlock_t hq_lock;
};
extern struct hvlpevent_queue hvlpevent_queue;
extern int hvlpevent_is_pending(void);
extern void process_hvlpevents(void);
extern void setup_hvlpevent_queue(void);
#endif /* _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H */

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/*
* Copyright (C) 2001 Mike Corrigan IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_LPAR_MAP_H
#define _ASM_POWERPC_ISERIES_LPAR_MAP_H
#ifndef __ASSEMBLY__
#include <asm/types.h>
#endif
/*
* The iSeries hypervisor will set up mapping for one or more
* ESID/VSID pairs (in SLB/segment registers) and will set up
* mappings of one or more ranges of pages to VAs.
* We will have the hypervisor set up the ESID->VSID mapping
* for the four kernel segments (C-F). With shared processors,
* the hypervisor will clear all segment registers and reload
* these four whenever the processor is switched from one
* partition to another.
*/
/* The Vsid and Esid identified below will be used by the hypervisor
* to set up a memory mapping for part of the load area before giving
* control to the Linux kernel. The load area is 64 MB, but this must
* not attempt to map the whole load area. The Hashed Page Table may
* need to be located within the load area (if the total partition size
* is 64 MB), but cannot be mapped. Typically, this should specify
* to map half (32 MB) of the load area.
*
* The hypervisor will set up page table entries for the number of
* pages specified.
*
* In 32-bit mode, the hypervisor will load all four of the
* segment registers (identified by the low-order four bits of the
* Esid field. In 64-bit mode, the hypervisor will load one SLB
* entry to map the Esid to the Vsid.
*/
#define HvEsidsToMap 2
#define HvRangesToMap 1
/* Hypervisor initially maps 32MB of the load area */
#define HvPagesToMap 8192
#ifndef __ASSEMBLY__
struct LparMap {
u64 xNumberEsids; // Number of ESID/VSID pairs
u64 xNumberRanges; // Number of VA ranges to map
u64 xSegmentTableOffs; // Page number within load area of seg table
u64 xRsvd[5];
struct {
u64 xKernelEsid; // Esid used to map kernel load
u64 xKernelVsid; // Vsid used to map kernel load
} xEsids[HvEsidsToMap];
struct {
u64 xPages; // Number of pages to be mapped
u64 xOffset; // Offset from start of load area
u64 xVPN; // Virtual Page Number
} xRanges[HvRangesToMap];
};
extern const struct LparMap xLparMap;
#endif /* __ASSEMBLY__ */
/* the fixed address where the LparMap exists */
#define LPARMAP_PHYS 0x7000
#endif /* _ASM_POWERPC_ISERIES_LPAR_MAP_H */

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/*
* Copyright (C) 2001 Troy D. Armstrong IBM Corporation
* Copyright (C) 2004 Stephen Rothwell IBM Corporation
*
* This modules exists as an interface between a Linux secondary partition
* running on an iSeries and the primary partition's Virtual Service
* Processor (VSP) object. The VSP has final authority over powering on/off
* all partitions in the iSeries. It also provides miscellaneous low-level
* machine facility type operations.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_POWERPC_ISERIES_MF_H
#define _ASM_POWERPC_ISERIES_MF_H
#include <linux/types.h>
#include <asm/iseries/hv_types.h>
#include <asm/iseries/hv_call_event.h>
struct rtc_time;
typedef void (*MFCompleteHandler)(void *clientToken, int returnCode);
extern void mf_allocate_lp_events(HvLpIndex targetLp, HvLpEvent_Type type,
unsigned size, unsigned amount, MFCompleteHandler hdlr,
void *userToken);
extern void mf_deallocate_lp_events(HvLpIndex targetLp, HvLpEvent_Type type,
unsigned count, MFCompleteHandler hdlr, void *userToken);
extern void mf_power_off(void);
extern void mf_reboot(char *cmd);
extern void mf_display_src(u32 word);
extern void mf_display_progress(u16 value);
extern void mf_init(void);
#endif /* _ASM_POWERPC_ISERIES_MF_H */

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/* -*- linux-c -*-
*
* iSeries Virtual I/O Message Path header
*
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
*
* (C) Copyright 2000 IBM Corporation
*
* This header file is used by the iSeries virtual I/O device
* drivers. It defines the interfaces to the common functions
* (implemented in drivers/char/viopath.h) as well as defining
* common functions and structures. Currently (at the time I
* wrote this comment) the iSeries virtual I/O device drivers
* that use this are
* drivers/block/viodasd.c
* drivers/char/viocons.c
* drivers/char/viotape.c
* drivers/cdrom/viocd.c
*
* The iSeries virtual ethernet support (veth.c) uses a whole
* different set of functions.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) anyu later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _ASM_POWERPC_ISERIES_VIO_H
#define _ASM_POWERPC_ISERIES_VIO_H
#include <asm/iseries/hv_types.h>
#include <asm/iseries/hv_lp_event.h>
/*
* iSeries virtual I/O events use the subtype field in
* HvLpEvent to figure out what kind of vio event is coming
* in. We use a table to route these, and this defines
* the maximum number of distinct subtypes
*/
#define VIO_MAX_SUBTYPES 8
#define VIOMAXBLOCKDMA 12
struct open_data {
u64 disk_size;
u16 max_disk;
u16 cylinders;
u16 tracks;
u16 sectors;
u16 bytes_per_sector;
};
struct rw_data {
u64 offset;
struct {
u32 token;
u32 reserved;
u64 len;
} dma_info[VIOMAXBLOCKDMA];
};
struct vioblocklpevent {
struct HvLpEvent event;
u32 reserved;
u16 version;
u16 sub_result;
u16 disk;
u16 flags;
union {
struct open_data open_data;
struct rw_data rw_data;
u64 changed;
} u;
};
#define vioblockflags_ro 0x0001
enum vioblocksubtype {
vioblockopen = 0x0001,
vioblockclose = 0x0002,
vioblockread = 0x0003,
vioblockwrite = 0x0004,
vioblockflush = 0x0005,
vioblockcheck = 0x0007
};
struct viocdlpevent {
struct HvLpEvent event;
u32 reserved;
u16 version;
u16 sub_result;
u16 disk;
u16 flags;
u32 token;
u64 offset; /* On open, max number of disks */
u64 len; /* On open, size of the disk */
u32 block_size; /* Only set on open */
u32 media_size; /* Only set on open */
};
enum viocdsubtype {
viocdopen = 0x0001,
viocdclose = 0x0002,
viocdread = 0x0003,
viocdwrite = 0x0004,
viocdlockdoor = 0x0005,
viocdgetinfo = 0x0006,
viocdcheck = 0x0007
};
struct viotapelpevent {
struct HvLpEvent event;
u32 reserved;
u16 version;
u16 sub_type_result;
u16 tape;
u16 flags;
u32 token;
u64 len;
union {
struct {
u32 tape_op;
u32 count;
} op;
struct {
u32 type;
u32 resid;
u32 dsreg;
u32 gstat;
u32 erreg;
u32 file_no;
u32 block_no;
} get_status;
struct {
u32 block_no;
} get_pos;
} u;
};
enum viotapesubtype {
viotapeopen = 0x0001,
viotapeclose = 0x0002,
viotaperead = 0x0003,
viotapewrite = 0x0004,
viotapegetinfo = 0x0005,
viotapeop = 0x0006,
viotapegetpos = 0x0007,
viotapesetpos = 0x0008,
viotapegetstatus = 0x0009
};
/*
* Each subtype can register a handler to process their events.
* The handler must have this interface.
*/
typedef void (vio_event_handler_t) (struct HvLpEvent * event);
extern int viopath_open(HvLpIndex remoteLp, int subtype, int numReq);
extern int viopath_close(HvLpIndex remoteLp, int subtype, int numReq);
extern int vio_setHandler(int subtype, vio_event_handler_t * beh);
extern int vio_clearHandler(int subtype);
extern int viopath_isactive(HvLpIndex lp);
extern HvLpInstanceId viopath_sourceinst(HvLpIndex lp);
extern HvLpInstanceId viopath_targetinst(HvLpIndex lp);
extern void vio_set_hostlp(void);
extern void *vio_get_event_buffer(int subtype);
extern void vio_free_event_buffer(int subtype, void *buffer);
extern struct vio_dev *vio_create_viodasd(u32 unit);
extern HvLpIndex viopath_hostLp;
extern HvLpIndex viopath_ourLp;
#define VIOCHAR_MAX_DATA 200
#define VIOMAJOR_SUBTYPE_MASK 0xff00
#define VIOMINOR_SUBTYPE_MASK 0x00ff
#define VIOMAJOR_SUBTYPE_SHIFT 8
#define VIOVERSION 0x0101
/*
* This is the general structure for VIO errors; each module should have
* a table of them, and each table should be terminated by an entry of
* { 0, 0, NULL }. Then, to find a specific error message, a module
* should pass its local table and the return code.
*/
struct vio_error_entry {
u16 rc;
int errno;
const char *msg;
};
extern const struct vio_error_entry *vio_lookup_rc(
const struct vio_error_entry *local_table, u16 rc);
enum viosubtypes {
viomajorsubtype_monitor = 0x0100,
viomajorsubtype_blockio = 0x0200,
viomajorsubtype_chario = 0x0300,
viomajorsubtype_config = 0x0400,
viomajorsubtype_cdio = 0x0500,
viomajorsubtype_tape = 0x0600,
viomajorsubtype_scsi = 0x0700
};
enum vioconfigsubtype {
vioconfigget = 0x0001,
};
enum viorc {
viorc_good = 0x0000,
viorc_noConnection = 0x0001,
viorc_noReceiver = 0x0002,
viorc_noBufferAvailable = 0x0003,
viorc_invalidMessageType = 0x0004,
viorc_invalidRange = 0x0201,
viorc_invalidToken = 0x0202,
viorc_DMAError = 0x0203,
viorc_useError = 0x0204,
viorc_releaseError = 0x0205,
viorc_invalidDisk = 0x0206,
viorc_openRejected = 0x0301
};
/*
* The structure of the events that flow between us and OS/400 for chario
* events. You can't mess with this unless the OS/400 side changes too.
*/
struct viocharlpevent {
struct HvLpEvent event;
u32 reserved;
u16 version;
u16 subtype_result_code;
u8 virtual_device;
u8 len;
u8 data[VIOCHAR_MAX_DATA];
};
#define VIOCHAR_WINDOW 10
enum viocharsubtype {
viocharopen = 0x0001,
viocharclose = 0x0002,
viochardata = 0x0003,
viocharack = 0x0004,
viocharconfig = 0x0005
};
enum viochar_rc {
viochar_rc_ebusy = 1
};
#endif /* _ASM_POWERPC_ISERIES_VIO_H */