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From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
To: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
	"konrad.wilk@oracle.com" <konrad.wilk@oracle.com>,
	"Tim (Xen.org)" <tim@xen.org>,
	Ian Campbell <Ian.Campbell@citrix.com>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"linaro-dev@lists.linaro.org" <linaro-dev@lists.linaro.org>,
	"arnd@arndb.de" <arnd@arndb.de>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
	Dave Martin <dave.martin@linaro.org>
Subject: [PATCH RESEND] xen/arm: use the __HVC macro
Date: Wed, 24 Oct 2012 16:26:08 +0100	[thread overview]
Message-ID: <alpine.DEB.2.02.1210241624400.2689@kaball.uk.xensource.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1208161618550.4850@kaball.uk.xensource.com>

Use the new __HVC macro in hypercall.S.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

---
 arch/arm/xen/hypercall.S |   14 +++++---------
 1 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S
index 074f5ed..71f7239 100644
--- a/arch/arm/xen/hypercall.S
+++ b/arch/arm/xen/hypercall.S
@@ -48,20 +48,16 @@
 
 #include <linux/linkage.h>
 #include <asm/assembler.h>
+#include <asm/opcodes-virt.h>
 #include <xen/interface/xen.h>
 
 
-/* HVC 0xEA1 */
-#ifdef CONFIG_THUMB2_KERNEL
-#define xen_hvc .word 0xf7e08ea1
-#else
-#define xen_hvc .word 0xe140ea71
-#endif
+#define XEN_IMM 0xEA1
 
 #define HYPERCALL_SIMPLE(hypercall)		\
 ENTRY(HYPERVISOR_##hypercall)			\
 	mov r12, #__HYPERVISOR_##hypercall;	\
-	xen_hvc;							\
+	__HVC(XEN_IMM);						\
 	mov pc, lr;							\
 ENDPROC(HYPERVISOR_##hypercall)
 
@@ -76,7 +72,7 @@ ENTRY(HYPERVISOR_##hypercall)			\
 	stmdb sp!, {r4}						\
 	ldr r4, [sp, #4]					\
 	mov r12, #__HYPERVISOR_##hypercall;	\
-	xen_hvc								\
+	__HVC(XEN_IMM);						\
 	ldm sp!, {r4}						\
 	mov pc, lr							\
 ENDPROC(HYPERVISOR_##hypercall)
@@ -100,7 +96,7 @@ ENTRY(privcmd_call)
 	mov r2, r3
 	ldr r3, [sp, #8]
 	ldr r4, [sp, #4]
-	xen_hvc
+	__HVC(XEN_IMM)
 	ldm sp!, {r4}
 	mov pc, lr
 ENDPROC(privcmd_call);
-- 
1.7.2.5

  parent reply	other threads:[~2012-10-24 15:26 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-16 15:33 [PATCH v3 00/23] Introduce Xen support on ARM Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 01/25] arm: initial Xen support Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 02/25] xen/arm: hypercalls Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 03/25] xen/arm: page.h definitions Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 04/25] xen/arm: sync_bitops Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 05/25] xen/arm: empty implementation of grant_table arch specific functions Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 06/25] docs: Xen ARM DT bindings Stefano Stabellini
2012-08-27 23:03   ` Rob Herring
2012-09-12 17:07     ` Stefano Stabellini
2012-09-12 18:14       ` Stefano Stabellini
2012-09-13  2:34         ` Rob Herring
2012-09-13 10:29           ` Dave Martin
2012-09-13 11:19             ` Stefano Stabellini
2012-09-13 11:33           ` Stefano Stabellini
2012-09-13 10:26         ` Dave Martin
2012-09-13 11:12           ` Stefano Stabellini
2012-08-16 15:35 ` [PATCH v3 07/25] xen/arm: Xen detection and shared_info page mapping Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 08/25] xen/arm: Introduce xen_pfn_t for pfn and mfn types Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 09/25] xen/arm: Introduce xen_ulong_t for unsigned long Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 10/25] xen/arm: compile and run xenbus Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 11/25] xen: do not compile manage, balloon, pci, acpi and cpu_hotplug on ARM Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 12/25] xen/arm: introduce CONFIG_XEN " Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 13/25] xen/arm: get privilege status Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 14/25] xen/arm: initialize grant_table on ARM Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 15/25] xen/arm: receive Xen events " Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 16/25] xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 17/25] xen/arm: implement alloc/free_xenballooned_pages with alloc_pages/kfree Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 18/25] xen: allow privcmd for HVM guests Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 19/25] xen/arm: compile blkfront and blkback Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 20/25] xen/arm: compile netback Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 21/25] arm/v2m: initialize arch_timers even if v2m_timer is not present Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 22/25] xen/arm: use the __HVC macro Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 23/25] xen: missing includes Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 24/25] xen: update xen_add_to_physmap interface Stefano Stabellini
2012-08-16 15:36 ` [PATCH v3 25/25] [HACK] xen/arm: implement xen_remap_domain_mfn_range Stefano Stabellini
2012-09-13 17:15 ` [PATCH v3 00/23] Introduce Xen support on ARM Stefano Stabellini
2012-10-24 15:26 ` Stefano Stabellini [this message]
2012-11-05 10:58   ` [PATCH RESEND] xen/arm: use the __HVC macro Dave Martin

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