Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
---
arch/ia64/kernel/asm-offsets.c | 25 ++++++++++++++
include/asm-ia64/xen/privop.h | 73 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 98 insertions(+), 0 deletions(-)
create mode 100644 include/asm-ia64/xen/privop.h
diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c
index 0aebc6f..1a81c64 100644
--- a/arch/ia64/kernel/asm-offsets.c
+++ b/arch/ia64/kernel/asm-offsets.c
@@ -278,4 +278,29 @@ void foo(void)
offsetof (struct itc_jitter_data_t, itc_jitter));
DEFINE(IA64_ITC_LASTCYCLE_OFFSET,
offsetof (struct itc_jitter_data_t, itc_lastcycle));
+
+#ifdef CONFIG_XEN
+ BLANK();
+
+#define DEFINE_MAPPED_REG_OFS(sym, field) \
+ DEFINE(sym, (XMAPPEDREGS_OFS + offsetof(struct mapped_regs, field)))
+
+ DEFINE_MAPPED_REG_OFS(XSI_PSR_I_ADDR_OFS, interrupt_mask_addr);
+ DEFINE_MAPPED_REG_OFS(XSI_IPSR_OFS, ipsr);
+ DEFINE_MAPPED_REG_OFS(XSI_IIP_OFS, iip);
+ DEFINE_MAPPED_REG_OFS(XSI_IFS_OFS, ifs);
+ DEFINE_MAPPED_REG_OFS(XSI_PRECOVER_IFS_OFS, precover_ifs);
+ DEFINE_MAPPED_REG_OFS(XSI_ISR_OFS, isr);
+ DEFINE_MAPPED_REG_OFS(XSI_IFA_OFS, ifa);
+ DEFINE_MAPPED_REG_OFS(XSI_IIPA_OFS, iipa);
+ DEFINE_MAPPED_REG_OFS(XSI_IIM_OFS, iim);
+ DEFINE_MAPPED_REG_OFS(XSI_IHA_OFS, iha);
+ DEFINE_MAPPED_REG_OFS(XSI_ITIR_OFS, itir);
+ DEFINE_MAPPED_REG_OFS(XSI_PSR_IC_OFS, interrupt_collection_enabled);
+ DEFINE_MAPPED_REG_OFS(XSI_BANKNUM_OFS, banknum);
+ DEFINE_MAPPED_REG_OFS(XSI_BANK0_R16_OFS, bank0_regs[0]);
+ DEFINE_MAPPED_REG_OFS(XSI_BANK1_R16_OFS, bank1_regs[0]);
+ DEFINE_MAPPED_REG_OFS(XSI_B0NATS_OFS, vbnat);
+ DEFINE_MAPPED_REG_OFS(XSI_B1NATS_OFS, vnat);
+#endif /* CONFIG_XEN */
}
diff --git a/include/asm-ia64/xen/privop.h b/include/asm-ia64/xen/privop.h
new file mode 100644
index 0000000..dd3e5ec
--- /dev/null
+++ b/include/asm-ia64/xen/privop.h
@@ -0,0 +1,73 @@
+#ifndef _ASM_IA64_XEN_PRIVOP_H
+#define _ASM_IA64_XEN_PRIVOP_H
+
+/*
+ * Copyright (C) 2005 Hewlett-Packard Co
+ * Dan Magenheimer <dan.magenheimer@xxxxxx>
+ *
+ * Paravirtualizations of privileged operations for Xen/ia64
+ *
+ *
+ * inline privop and paravirt_alt support
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ */
+
+#ifndef __ASSEMBLY__
+#include <linux/types.h> /* arch-ia64.h requires uint64_t */
+#include <linux/stringify.h>
+#endif
+#include <asm/xen/interface.h>
+
+/* At 1 MB, before per-cpu space but still addressable using addl instead
+ of movl. */
+#define XSI_BASE 0xfffffffffff00000
+
+/* Address of mapped regs. */
+#define XMAPPEDREGS_BASE (XSI_BASE + XSI_SIZE)
+
+#ifdef __ASSEMBLY__
+#define XEN_HYPER_RFI break HYPERPRIVOP_RFI
+#define XEN_HYPER_RSM_PSR_DT break HYPERPRIVOP_RSM_DT
+#define XEN_HYPER_SSM_PSR_DT break HYPERPRIVOP_SSM_DT
+#define XEN_HYPER_COVER break HYPERPRIVOP_COVER
+#define XEN_HYPER_ITC_D break HYPERPRIVOP_ITC_D
+#define XEN_HYPER_ITC_I break HYPERPRIVOP_ITC_I
+#define XEN_HYPER_SSM_I break HYPERPRIVOP_SSM_I
+#define XEN_HYPER_GET_IVR break HYPERPRIVOP_GET_IVR
+#define XEN_HYPER_GET_TPR break HYPERPRIVOP_GET_TPR
+#define XEN_HYPER_SET_TPR break HYPERPRIVOP_SET_TPR
+#define XEN_HYPER_EOI break HYPERPRIVOP_EOI
+#define XEN_HYPER_SET_ITM break HYPERPRIVOP_SET_ITM
+#define XEN_HYPER_THASH break HYPERPRIVOP_THASH
+#define XEN_HYPER_PTC_GA break HYPERPRIVOP_PTC_GA
+#define XEN_HYPER_ITR_D break HYPERPRIVOP_ITR_D
+#define XEN_HYPER_GET_RR break HYPERPRIVOP_GET_RR
+#define XEN_HYPER_SET_RR break HYPERPRIVOP_SET_RR
+#define XEN_HYPER_SET_KR break HYPERPRIVOP_SET_KR
+#define XEN_HYPER_FC break HYPERPRIVOP_FC
+#define XEN_HYPER_GET_CPUID break HYPERPRIVOP_GET_CPUID
+#define XEN_HYPER_GET_PMD break HYPERPRIVOP_GET_PMD
+#define XEN_HYPER_GET_EFLAG break HYPERPRIVOP_GET_EFLAG
+#define XEN_HYPER_SET_EFLAG break HYPERPRIVOP_SET_EFLAG
+#define XEN_HYPER_GET_PSR break HYPERPRIVOP_GET_PSR
+#define XEN_HYPER_SET_RR0_TO_RR4 break HYPERPRIVOP_SET_RR0_TO_RR4
+
+#define XSI_IFS (XSI_BASE + XSI_IFS_OFS)
+#define XSI_PRECOVER_IFS (XSI_BASE + XSI_PRECOVER_IFS_OFS)
+#define XSI_IFA (XSI_BASE + XSI_IFA_OFS)
+#define XSI_ISR (XSI_BASE + XSI_ISR_OFS)
+#define XSI_IIM (XSI_BASE + XSI_IIM_OFS)
+#define XSI_ITIR (XSI_BASE + XSI_ITIR_OFS)
+#define XSI_PSR_I_ADDR (XSI_BASE + XSI_PSR_I_ADDR_OFS)
+#define XSI_PSR_IC (XSI_BASE + XSI_PSR_IC_OFS)
+#define XSI_IPSR (XSI_BASE + XSI_IPSR_OFS)
+#define XSI_IIP (XSI_BASE + XSI_IIP_OFS)
+#define XSI_B1NAT (XSI_BASE + XSI_B1NATS_OFS)
+#define XSI_BANK1_R16 (XSI_BASE + XSI_BANK1_R16_OFS)
+#define XSI_BANKNUM (XSI_BASE + XSI_BANKNUM_OFS)
+#define XSI_IHA (XSI_BASE + XSI_IHA_OFS)
+#endif
+
+#endif /* _ASM_IA64_XEN_PRIVOP_H */
--
1.5.3
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