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From: Pierre Morel <pmorel@linux.ibm.com>
To: linux-s390@vger.kernel.org
Cc: frankja@linux.ibm.com, thuth@redhat.com, kvm@vger.kernel.org,
	cohuck@redhat.com, imbrenda@linux.ibm.com, david@redhat.com
Subject: [kvm-unit-tests PATCH v1 2/4] s390x: lib: Move stsi_get_fc to library
Date: Mon,  9 Aug 2021 10:48:52 +0200	[thread overview]
Message-ID: <1628498934-20735-3-git-send-email-pmorel@linux.ibm.com> (raw)
In-Reply-To: <1628498934-20735-1-git-send-email-pmorel@linux.ibm.com>

It's needed in multiple tests now.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
---
 lib/s390x/asm/arch_def.h | 16 ++++++++++++++++
 s390x/stsi.c             | 16 ----------------
 2 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/lib/s390x/asm/arch_def.h b/lib/s390x/asm/arch_def.h
index 15cf7d48..57d7ddac 100644
--- a/lib/s390x/asm/arch_def.h
+++ b/lib/s390x/asm/arch_def.h
@@ -328,6 +328,22 @@ static inline int stsi(void *addr, int fc, int sel1, int sel2)
 	return cc;
 }
 
+static inline unsigned long stsi_get_fc(void *addr)
+{
+	register unsigned long r0 asm("0") = 0;
+	register unsigned long r1 asm("1") = 0;
+	int cc;
+
+	asm volatile("stsi	0(%[addr])\n"
+		     "ipm	%[cc]\n"
+		     "srl	%[cc],28\n"
+		     : "+d" (r0), [cc] "=d" (cc)
+		     : "d" (r1), [addr] "a" (addr)
+		     : "cc", "memory");
+	assert(!cc);
+	return r0 >> 28;
+}
+
 static inline int servc(uint32_t command, unsigned long sccb)
 {
 	int cc;
diff --git a/s390x/stsi.c b/s390x/stsi.c
index 87d48047..11986d13 100644
--- a/s390x/stsi.c
+++ b/s390x/stsi.c
@@ -71,22 +71,6 @@ static void test_priv(void)
 	report_prefix_pop();
 }
 
-static inline unsigned long stsi_get_fc(void *addr)
-{
-	register unsigned long r0 asm("0") = 0;
-	register unsigned long r1 asm("1") = 0;
-	int cc;
-
-	asm volatile("stsi	0(%[addr])\n"
-		     "ipm	%[cc]\n"
-		     "srl	%[cc],28\n"
-		     : "+d" (r0), [cc] "=d" (cc)
-		     : "d" (r1), [addr] "a" (addr)
-		     : "cc", "memory");
-	assert(!cc);
-	return r0 >> 28;
-}
-
 static void test_fc(void)
 {
 	report(stsi(pagebuf, 7, 0, 0) == 3, "invalid fc");
-- 
2.25.1


  parent reply	other threads:[~2021-08-09  8:49 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-09  8:48 [kvm-unit-tests PATCH v1 0/4] S390x: CPU Topology Information Pierre Morel
2021-08-09  8:48 ` [kvm-unit-tests PATCH v1 1/4] s390x: lib: Add SCLP toplogy nested level Pierre Morel
2021-08-09  9:53   ` Claudio Imbrenda
2021-08-09 14:23     ` Pierre Morel
2021-08-09  8:48 ` Pierre Morel [this message]
2021-08-09  9:53   ` [kvm-unit-tests PATCH v1 2/4] s390x: lib: Move stsi_get_fc to library Claudio Imbrenda
2021-08-09 10:16   ` Janosch Frank
2021-08-09 14:23     ` Pierre Morel
2021-08-09  8:48 ` [kvm-unit-tests PATCH v1 3/4] s390x: topology: check the Perform Topology Function Pierre Morel
2021-08-09 10:03   ` Claudio Imbrenda
2021-08-09 15:24     ` Pierre Morel
2021-08-09 10:12   ` Janosch Frank
2021-08-09 15:57     ` Pierre Morel
2021-08-09  8:48 ` [kvm-unit-tests PATCH v1 4/4] s390x: Topology: checking Configuration Topology Information Pierre Morel
2021-08-09 10:22   ` Claudio Imbrenda
2021-08-09 15:59     ` Pierre Morel

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