From: Ian Campbell <ian.campbell@citrix.com>
To: xen-devel@lists.xen.org
Cc: tim@xen.org, Ian Campbell <ian.campbell@citrix.com>,
stefano.stabelini@citrix.com
Subject: [PATCH 03/21] arm: implement VGCF_online
Date: Fri, 5 Oct 2012 10:38:09 +0000 [thread overview]
Message-ID: <1349433507-21148-3-git-send-email-ian.campbell@citrix.com> (raw)
In-Reply-To: <1349433418.20946.46.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Tim Deegan <tim@xen.org>
---
tools/libxc/xc_dom_arm.c | 2 ++
xen/arch/arm/domain.c | 5 ++++-
xen/include/public/arch-arm.h | 4 ++++
3 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/tools/libxc/xc_dom_arm.c b/tools/libxc/xc_dom_arm.c
index 3eef0d0..65dafe8 100644
--- a/tools/libxc/xc_dom_arm.c
+++ b/tools/libxc/xc_dom_arm.c
@@ -101,6 +101,8 @@ static int vcpu_arm(struct xc_dom_image *dom, void *ptr)
ctxt->user_regs.cpsr = PSR_ABT_MASK|PSR_FIQ_MASK|PSR_IRQ_MASK|PSR_MODE_SVC;
+ ctxt->flags = VGCF_online;
+
DOMPRINTF("Initial state CPSR %#"PRIx32" PC %#"PRIx32,
ctxt->user_regs.cpsr, ctxt->user_regs.pc);
diff --git a/xen/arch/arm/domain.c b/xen/arch/arm/domain.c
index 57d8746..ee58d68 100644
--- a/xen/arch/arm/domain.c
+++ b/xen/arch/arm/domain.c
@@ -503,7 +503,10 @@ int arch_set_info_guest(
v->arch.ttbr1 = ctxt->ttbr1;
v->arch.ttbcr = ctxt->ttbcr;
- clear_bit(_VPF_down, &v->pause_flags);
+ if ( ctxt->flags & VGCF_online )
+ clear_bit(_VPF_down, &v->pause_flags);
+ else
+ set_bit(_VPF_down, &v->pause_flags);
return 0;
}
diff --git a/xen/include/public/arch-arm.h b/xen/include/public/arch-arm.h
index f18bafa..e3d4ad9 100644
--- a/xen/include/public/arch-arm.h
+++ b/xen/include/public/arch-arm.h
@@ -125,6 +125,10 @@ typedef uint64_t xen_pfn_t;
typedef uint32_t xen_ulong_t;
struct vcpu_guest_context {
+#define _VGCF_online 0
+#define VGCF_online (1<<_VGCF_online)
+ uint32_t flags; /* VGCF_* */
+
struct cpu_user_regs user_regs; /* User-level CPU registers */
uint32_t sctlr;
--
1.7.9.1
next prev parent reply other threads:[~2012-10-05 10:38 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-05 10:36 [PATCH 00/21] Sweep through arm-for-4.3 branch + a bit extra Ian Campbell
2012-10-05 10:38 ` [PATCH 01/21] xen: arm: implement XENMEM_add_to_physmap_range Ian Campbell
2012-10-08 13:42 ` Ian Campbell
2012-10-05 10:38 ` [PATCH 02/21] libxc: add ARM support to xc_dom (PV domain building) Ian Campbell
2012-10-05 10:38 ` Ian Campbell [this message]
2012-10-05 10:38 ` [PATCH 04/21] xen/arm: implement page reference and gnttab functions needed by grant_table.c Ian Campbell
2012-10-05 10:38 ` [PATCH 05/21] xen/arm: implement get/put_page_type Ian Campbell
2012-10-05 10:38 ` [PATCH 06/21] xen/arm: create_p2m_entries should not call free_domheap_page Ian Campbell
2012-10-05 10:38 ` [PATCH 07/21] xen/arm: grant table Ian Campbell
2012-10-05 10:38 ` [PATCH 08/21] arm: kill a guest which uses hvc with an immediate operand != XEN_HYPERCALL_TAG Ian Campbell
2012-10-05 10:38 ` [PATCH 09/21] libxc/arm: allocate xenstore and console pages Ian Campbell
2012-10-05 10:38 ` [PATCH 10/21] arm: disable distributor delivery on boot CPU only Ian Campbell
2012-10-05 10:38 ` [PATCH 11/21] xen/arm: protect LR registers and lr_mask changes with spin_lock_irq Ian Campbell
2012-10-05 10:38 ` [PATCH 12/21] xen/arm: introduce __lshrdi3 and __aeabi_llsr Ian Campbell
2012-10-05 10:38 ` [PATCH 13/21] arm: don't bother setting up vtimer, vgic etc on idle CPUs Ian Campbell
2012-10-05 10:38 ` [PATCH 14/21] arm/vtimer: convert result to ticks when reading CNTPCT register Ian Campbell
2012-10-05 10:38 ` [PATCH 15/21] arm: Use per-CPU irq_desc for PPIs and SGIs Ian Campbell
2012-10-05 10:38 ` [PATCH 16/21] arm: tools: add arm to foreign structs checking Ian Campbell
2012-10-05 10:38 ` [PATCH 17/21] xen: xen_ulong_t substitution Ian Campbell
2012-10-05 11:00 ` Jan Beulich
2012-10-05 11:03 ` Ian Campbell
2012-10-05 14:13 ` Stefano Stabellini
2012-10-08 13:45 ` Ian Campbell
2012-10-05 16:08 ` Ian Campbell
2012-10-09 12:39 ` Stefano Stabellini
2012-10-09 12:49 ` Ian Campbell
2012-10-09 12:51 ` Stefano Stabellini
2012-10-09 13:05 ` Ian Campbell
2012-10-05 10:38 ` [PATCH 18/21] xen: change the limit of nr_extents to UINT_MAX >> MEMOP_EXTENT_SHIFT Ian Campbell
2012-10-05 11:02 ` Jan Beulich
2012-10-05 11:05 ` Ian Campbell
2012-10-05 10:38 ` [PATCH 19/21] xen: introduce XEN_GUEST_HANDLE_PARAM Ian Campbell
2012-10-05 11:05 ` Jan Beulich
2012-10-05 11:09 ` Ian Campbell
2012-10-05 11:20 ` Jan Beulich
2012-10-05 11:24 ` Ian Campbell
2012-10-05 10:38 ` [PATCH 20/21] xen: replace XEN_GUEST_HANDLE with XEN_GUEST_HANDLE_PARAM when appropriate Ian Campbell
2012-10-05 11:06 ` Jan Beulich
2012-10-05 14:15 ` Stefano Stabellini
2012-10-05 11:30 ` Ian Campbell
2012-10-05 11:43 ` Jan Beulich
2012-10-05 12:12 ` Ian Campbell
2012-10-05 12:28 ` Jan Beulich
2012-10-05 10:38 ` [PATCH 21/21] xen: more substitutions Ian Campbell
2012-10-05 11:09 ` Jan Beulich
2012-10-05 11:14 ` Ian Campbell
2012-10-05 11:33 ` Jan Beulich
2012-10-05 11:40 ` Ian Campbell
2012-10-05 11:52 ` Jan Beulich
2012-10-05 11:29 ` Jan Beulich
2012-10-05 14:51 ` Stefano Stabellini
2012-10-09 14:06 ` [PATCH 00/21] Sweep through arm-for-4.3 branch + a bit extra Ian Campbell
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