79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/*
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* This file contains the "hypervisor call" interface which is used to
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* drive the hypervisor from SLIC.
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*/
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#ifndef _HVCALLXM_H
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#define _HVCALLXM_H
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#include <asm/iSeries/HvCallSc.h>
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#include <asm/iSeries/HvTypes.h>
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#define HvCallXmGetTceTableParms HvCallXm + 0
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#define HvCallXmTestBus HvCallXm + 1
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#define HvCallXmConnectBusUnit HvCallXm + 2
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#define HvCallXmLoadTod HvCallXm + 8
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#define HvCallXmTestBusUnit HvCallXm + 9
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#define HvCallXmSetTce HvCallXm + 11
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#define HvCallXmSetTces HvCallXm + 13
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/*
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* Structure passed to HvCallXm_getTceTableParms
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*/
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struct iommu_table_cb {
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unsigned long itc_busno; /* Bus number for this tce table */
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unsigned long itc_start; /* Will be NULL for secondary */
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unsigned long itc_totalsize; /* Size (in pages) of whole table */
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unsigned long itc_offset; /* Index into real tce table of the
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start of our section */
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unsigned long itc_size; /* Size (in pages) of our section */
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unsigned long itc_index; /* Index of this tce table */
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unsigned short itc_maxtables; /* Max num of tables for partition */
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unsigned char itc_virtbus; /* Flag to indicate virtual bus */
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unsigned char itc_slotno; /* IOA Tce Slot Index */
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unsigned char itc_rsvd[4];
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};
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static inline void HvCallXm_getTceTableParms(u64 cb)
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{
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HvCall1(HvCallXmGetTceTableParms, cb);
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}
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static inline u64 HvCallXm_setTce(u64 tceTableToken, u64 tceOffset, u64 tce)
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{
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return HvCall3(HvCallXmSetTce, tceTableToken, tceOffset, tce);
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}
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static inline u64 HvCallXm_setTces(u64 tceTableToken, u64 tceOffset,
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u64 numTces, u64 tce1, u64 tce2, u64 tce3, u64 tce4)
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{
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return HvCall7(HvCallXmSetTces, tceTableToken, tceOffset, numTces,
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tce1, tce2, tce3, tce4);
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}
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static inline u64 HvCallXm_testBus(u16 busNumber)
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{
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return HvCall1(HvCallXmTestBus, busNumber);
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}
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static inline u64 HvCallXm_testBusUnit(u16 busNumber, u8 subBusNumber,
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u8 deviceId)
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{
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return HvCall2(HvCallXmTestBusUnit, busNumber,
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(subBusNumber << 8) | deviceId);
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}
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static inline u64 HvCallXm_connectBusUnit(u16 busNumber, u8 subBusNumber,
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u8 deviceId, u64 interruptToken)
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{
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return HvCall5(HvCallXmConnectBusUnit, busNumber,
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(subBusNumber << 8) | deviceId, interruptToken, 0,
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0 /* HvLpConfig::mapDsaToQueueIndex(HvLpDSA(busNumber, xBoard, xCard)) */);
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}
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static inline u64 HvCallXm_loadTod(void)
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{
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return HvCall0(HvCallXmLoadTod);
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}
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#endif /* _HVCALLXM_H */
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