2 * This file contains the "hypervisor call" interface which is used to
3 * drive the hypervisor from SLIC.
8 #include <asm/iseries/hv_call_sc.h>
9 #include <asm/iSeries/HvTypes.h>
11 #define HvCallXmGetTceTableParms HvCallXm + 0
12 #define HvCallXmTestBus HvCallXm + 1
13 #define HvCallXmConnectBusUnit HvCallXm + 2
14 #define HvCallXmLoadTod HvCallXm + 8
15 #define HvCallXmTestBusUnit HvCallXm + 9
16 #define HvCallXmSetTce HvCallXm + 11
17 #define HvCallXmSetTces HvCallXm + 13
20 * Structure passed to HvCallXm_getTceTableParms
22 struct iommu_table_cb {
23 unsigned long itc_busno; /* Bus number for this tce table */
24 unsigned long itc_start; /* Will be NULL for secondary */
25 unsigned long itc_totalsize; /* Size (in pages) of whole table */
26 unsigned long itc_offset; /* Index into real tce table of the
27 start of our section */
28 unsigned long itc_size; /* Size (in pages) of our section */
29 unsigned long itc_index; /* Index of this tce table */
30 unsigned short itc_maxtables; /* Max num of tables for partition */
31 unsigned char itc_virtbus; /* Flag to indicate virtual bus */
32 unsigned char itc_slotno; /* IOA Tce Slot Index */
33 unsigned char itc_rsvd[4];
36 static inline void HvCallXm_getTceTableParms(u64 cb)
38 HvCall1(HvCallXmGetTceTableParms, cb);
41 static inline u64 HvCallXm_setTce(u64 tceTableToken, u64 tceOffset, u64 tce)
43 return HvCall3(HvCallXmSetTce, tceTableToken, tceOffset, tce);
46 static inline u64 HvCallXm_setTces(u64 tceTableToken, u64 tceOffset,
47 u64 numTces, u64 tce1, u64 tce2, u64 tce3, u64 tce4)
49 return HvCall7(HvCallXmSetTces, tceTableToken, tceOffset, numTces,
50 tce1, tce2, tce3, tce4);
53 static inline u64 HvCallXm_testBus(u16 busNumber)
55 return HvCall1(HvCallXmTestBus, busNumber);
58 static inline u64 HvCallXm_testBusUnit(u16 busNumber, u8 subBusNumber,
61 return HvCall2(HvCallXmTestBusUnit, busNumber,
62 (subBusNumber << 8) | deviceId);
65 static inline u64 HvCallXm_connectBusUnit(u16 busNumber, u8 subBusNumber,
66 u8 deviceId, u64 interruptToken)
68 return HvCall5(HvCallXmConnectBusUnit, busNumber,
69 (subBusNumber << 8) | deviceId, interruptToken, 0,
70 0 /* HvLpConfig::mapDsaToQueueIndex(HvLpDSA(busNumber, xBoard, xCard)) */);
73 static inline u64 HvCallXm_loadTod(void)
75 return HvCall0(HvCallXmLoadTod);
78 #endif /* _HVCALLXM_H */