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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-API] [PATCH 6 of 9] PoC: libxc+ocaml: add interfaces to manipulate various properties of HVM guests
# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1294742832 0
# Node ID 62138b63f5c3a586ad3697c2c6bd1da44016c80a
# Parent 4370aef36fb02c95dbe5e6ca96dba69a4faa7d62
PoC: libxc+ocaml: add interfaces to manipulate various properties of HVM guests
* set timer mode
* set hpet
* set vpt align
* get ACPI
* set/get ACPI S state (allows send s3resume)
Taken from xen-api-libs.hg/xc and adjusted for upstream libxc+ocaml.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
diff -r 4370aef36fb0 -r 62138b63f5c3 tools/libxc/xc_domain.c
--- a/tools/libxc/xc_domain.c Tue Jan 11 10:47:12 2011 +0000
+++ b/tools/libxc/xc_domain.c Tue Jan 11 10:47:12 2011 +0000
@@ -1472,6 +1472,38 @@ int xc_domain_set_access_required(xc_int
return do_domctl(xch, &domctl);
}
+int xc_domain_send_s3resume(xc_interface *xch, unsigned int domid)
+{
+ return xc_set_hvm_param(xch, domid, HVM_PARAM_ACPI_S_STATE, 0);
+}
+
+int xc_domain_set_timer_mode(xc_interface *xch, unsigned int domid, int mode)
+{
+ return xc_set_hvm_param(xch, domid,
+ HVM_PARAM_TIMER_MODE, (unsigned long) mode);
+}
+
+int xc_domain_set_hpet(xc_interface *xch, unsigned int domid, int hpet)
+{
+ return xc_set_hvm_param(xch, domid, HVM_PARAM_HPET_ENABLED, (unsigned
long) hpet);
+}
+
+int xc_domain_set_vpt_align(xc_interface *xch, unsigned int domid, int
vpt_align)
+{
+ return xc_set_hvm_param(xch, domid, HVM_PARAM_HPET_ENABLED, (unsigned
long) vpt_align);
+}
+
+int xc_domain_get_acpi_s_state(xc_interface *xch, unsigned int domid)
+{
+ int ret;
+ unsigned long value;
+
+ ret = xc_get_hvm_param(xch, domid, HVM_PARAM_ACPI_S_STATE, &value);
+ if (ret != 0)
+ ERROR("get acpi s-state");
+ return value;
+}
+
/*
* Local variables:
* mode: C
diff -r 4370aef36fb0 -r 62138b63f5c3 tools/libxc/xenctrl.h
--- a/tools/libxc/xenctrl.h Tue Jan 11 10:47:12 2011 +0000
+++ b/tools/libxc/xenctrl.h Tue Jan 11 10:47:12 2011 +0000
@@ -600,6 +600,12 @@ int xc_domain_hvm_setcontext(xc_interfac
uint8_t *hvm_ctxt,
uint32_t size);
+int xc_domain_send_s3resume(xc_interface *xch, unsigned int domid);
+int xc_domain_set_timer_mode(xc_interface *xch, unsigned int domid, int mode);
+int xc_domain_set_hpet(xc_interface *xch, unsigned int domid, int hpet);
+int xc_domain_set_vpt_align(xc_interface *xch, unsigned int domid, int
vpt_align);
+int xc_domain_get_acpi_s_state(xc_interface *xch, unsigned int domid);
+
/**
* This function returns information about the execution context of a
* particular vcpu of a domain.
diff -r 4370aef36fb0 -r 62138b63f5c3 tools/ocaml/libs/xc/xc.ml
--- a/tools/ocaml/libs/xc/xc.ml Tue Jan 11 10:47:12 2011 +0000
+++ b/tools/ocaml/libs/xc/xc.ml Tue Jan 11 10:47:12 2011 +0000
@@ -241,6 +241,13 @@ external domain_deassign_device: handle
external domain_test_assign_device: handle -> domid -> (int * int * int * int)
-> bool
= "stub_xc_domain_test_assign_device"
+external domain_set_timer_mode: handle -> domid -> int -> unit =
"stub_xc_domain_set_timer_mode"
+external domain_set_hpet: handle -> domid -> int -> unit =
"stub_xc_domain_set_hpet"
+external domain_set_vpt_align: handle -> domid -> int -> unit =
"stub_xc_domain_set_vpt_align"
+
+external domain_send_s3resume: handle -> domid -> unit =
"stub_xc_domain_send_s3resume"
+external domain_get_acpi_s_state: handle -> domid -> int =
"stub_xc_domain_get_acpi_s_state"
+
(** check if some hvm domain got pv driver or not *)
external hvm_check_pvdriver: handle -> domid -> bool
= "stub_xc_hvm_check_pvdriver"
diff -r 4370aef36fb0 -r 62138b63f5c3 tools/ocaml/libs/xc/xc.mli
--- a/tools/ocaml/libs/xc/xc.mli Tue Jan 11 10:47:12 2011 +0000
+++ b/tools/ocaml/libs/xc/xc.mli Tue Jan 11 10:47:12 2011 +0000
@@ -158,6 +158,14 @@ external domain_deassign_device: handle
external domain_test_assign_device: handle -> domid -> (int * int * int * int)
-> bool
= "stub_xc_domain_test_assign_device"
+external domain_set_timer_mode: handle -> domid -> int -> unit =
"stub_xc_domain_set_timer_mode"
+external domain_set_hpet: handle -> domid -> int -> unit =
"stub_xc_domain_set_hpet"
+external domain_set_vpt_align: handle -> domid -> int -> unit =
"stub_xc_domain_set_vpt_align"
+
+external domain_send_s3resume: handle -> domid -> unit
+ = "stub_xc_domain_send_s3resume"
+external domain_get_acpi_s_state: handle -> domid -> int =
"stub_xc_domain_get_acpi_s_state"
+
external hvm_check_pvdriver : handle -> domid -> bool
= "stub_xc_hvm_check_pvdriver"
external version : handle -> version = "stub_xc_version_version"
diff -r 4370aef36fb0 -r 62138b63f5c3 tools/ocaml/libs/xc/xc_stubs.c
--- a/tools/ocaml/libs/xc/xc_stubs.c Tue Jan 11 10:47:12 2011 +0000
+++ b/tools/ocaml/libs/xc/xc_stubs.c Tue Jan 11 10:47:12 2011 +0000
@@ -1194,6 +1194,59 @@ CAMLprim value stub_xc_watchdog(value xc
CAMLreturn(Val_int(ret));
}
+CAMLprim value stub_xc_domain_get_acpi_s_state(value xch, value domid)
+{
+ CAMLparam2(xch, domid);
+ int ret;
+
+ ret = xc_domain_get_acpi_s_state(_H(xch), _D(domid));
+ if (ret < 0)
+ failwith_xc(_H(xch));
+
+ CAMLreturn(Val_int(ret));
+}
+
+CAMLprim value stub_xc_domain_send_s3resume(value xch, value domid)
+{
+ CAMLparam2(xch, domid);
+ xc_domain_send_s3resume(_H(xch), _D(domid));
+ CAMLreturn(Val_unit);
+}
+
+
+CAMLprim value stub_xc_domain_set_timer_mode(value xch, value id, value mode)
+{
+ CAMLparam3(xch, id, mode);
+ int ret;
+
+ ret = xc_domain_set_timer_mode(_H(xch), _D(id), Int_val(mode));
+ if (ret < 0)
+ failwith_xc(_H(xch));
+ CAMLreturn(Val_unit);
+}
+
+CAMLprim value stub_xc_domain_set_hpet(value xch, value id, value mode)
+{
+ CAMLparam3(xch, id, mode);
+ int ret;
+
+ ret = xc_domain_set_hpet(_H(xch), _D(id), Int_val(mode));
+ if (ret < 0)
+ failwith_xc(_H(xch));
+ CAMLreturn(Val_unit);
+}
+
+CAMLprim value stub_xc_domain_set_vpt_align(value xch, value id, value mode)
+{
+ CAMLparam3(xch, id, mode);
+ int ret;
+
+ ret = xc_domain_set_vpt_align(_H(xch), _D(id), Int_val(mode));
+ if (ret < 0)
+ failwith_xc(_H(xch));
+ CAMLreturn(Val_unit);
+}
+
CAMLprim value stub_xc_get_boot_cpufeatures(value xch)
{
CAMLparam1(xch);
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