[PATCH kvm-unit-tests v2 05/11] s390x: rename sclp_setup() to sclp_ascii_setup()

[David Hildenbrand <david@redhat.com>]

We'll be introducing some other sclp related files including setup
functions soon. Also allow to call sclp_service_call() from these
(including reusing the buffer).

Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
 lib/s390x/io.c         | 2 +-
 lib/s390x/sclp-ascii.c | 6 +++---
 lib/s390x/sclp.h       | 4 +++-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/lib/s390x/io.c b/lib/s390x/io.c
index 12f9d26..3121a78 100644
--- a/lib/s390x/io.c
+++ b/lib/s390x/io.c
@@ -42,7 +42,7 @@ void setup()
 {
 	setup_args_progname(ipl_args);
 	setup_facilities();
-	sclp_setup();
+	sclp_ascii_setup();
 }
 
 void exit(int code)
diff --git a/lib/s390x/sclp-ascii.c b/lib/s390x/sclp-ascii.c
index dfb9e68..893ca17 100644
--- a/lib/s390x/sclp-ascii.c
+++ b/lib/s390x/sclp-ascii.c
@@ -13,10 +13,10 @@
 #include <asm/page.h>
 #include "sclp.h"
 
-static char _sccb[PAGE_SIZE] __attribute__((__aligned__(4096)));
+char _sccb[PAGE_SIZE] __attribute__((__aligned__(4096)));
 
 /* Perform service call. Return 0 on success, non-zero otherwise. */
-static int sclp_service_call(unsigned int command, void *sccb)
+int sclp_service_call(unsigned int command, void *sccb)
 {
         int cc;
 
@@ -47,7 +47,7 @@ static void sclp_set_write_mask(void)
     sclp_service_call(SCLP_CMD_WRITE_EVENT_MASK, sccb);
 }
 
-void sclp_setup(void)
+void sclp_ascii_setup(void)
 {
     sclp_set_write_mask();
 }
diff --git a/lib/s390x/sclp.h b/lib/s390x/sclp.h
index a1d0a5e..d113cf8 100644
--- a/lib/s390x/sclp.h
+++ b/lib/s390x/sclp.h
@@ -207,7 +207,9 @@ typedef struct ReadEventData {
     uint32_t mask;
 } __attribute__((packed)) ReadEventData;
 
-void sclp_setup(void);
+void sclp_ascii_setup(void);
 void sclp_print(const char *str);
+extern char _sccb[];
+int sclp_service_call(unsigned int command, void *sccb);
 
 #endif /* SCLP_H */
-- 
2.14.3