1 files changed, 113 insertions, 0 deletions

diff --git a/include/asm-powerpc/iseries/hv_call.h b/include/asm-powerpc/iseries/hv_call.h
new file mode 100644
index 000000000000..e9f831c9a5e5
--- /dev/null
+++ b/include/asm-powerpc/iseries/hv_call.h
@@ -0,0 +1,113 @@
+/*
+ * HvCall.h
+ * 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 */