aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/include/asm/iseries/hv_call.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/include/asm/iseries/hv_call.h')
-rw-r--r--arch/powerpc/include/asm/iseries/hv_call.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/iseries/hv_call.h b/arch/powerpc/include/asm/iseries/hv_call.h
new file mode 100644
index 00000000000..162d653ad51
--- /dev/null
+++ b/arch/powerpc/include/asm/iseries/hv_call.h
@@ -0,0 +1,111 @@
+/*
+ * 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 */