From: Jared Rossi <[email protected]>

Remove the duplicate definitions from hw/s390x/ipl.h and pc-bios/s390-ccw/iplb.h
and add a shared definition.  The new definition is an enum to enforce default
handling in switches.

Signed-off-by: Jared Rossi <[email protected]>
---
 hw/s390x/ipl.h              |  5 -----
 include/hw/s390x/ipl/qipl.h | 10 ++++++++++
 pc-bios/s390-ccw/iplb.h     |  4 ----
 pc-bios/s390-ccw/main.c     |  9 +++++++--
 pc-bios/s390-ccw/virtio.h   |  1 +
 5 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/hw/s390x/ipl.h b/hw/s390x/ipl.h
index 086e57681c..c542d30ce2 100644
--- a/hw/s390x/ipl.h
+++ b/hw/s390x/ipl.h
@@ -103,11 +103,6 @@ QEMU_BUILD_BUG_MSG(offsetof(S390IPLState, iplb) & 3, 
"alignment of iplb wrong");
 #define DIAG308_PV_STORE            9
 #define DIAG308_PV_START            10
 
-#define S390_IPL_TYPE_FCP 0x00
-#define S390_IPL_TYPE_CCW 0x02
-#define S390_IPL_TYPE_PV 0x05
-#define S390_IPL_TYPE_QEMU_SCSI 0xff
-
 #define S390_IPLB_HEADER_LEN 8
 #define S390_IPLB_MIN_PV_LEN 148
 #define S390_IPLB_MIN_CCW_LEN 200
diff --git a/include/hw/s390x/ipl/qipl.h b/include/hw/s390x/ipl/qipl.h
index 6824391111..6dc12dd859 100644
--- a/include/hw/s390x/ipl/qipl.h
+++ b/include/hw/s390x/ipl/qipl.h
@@ -20,6 +20,16 @@
 #define LOADPARM_LEN    8
 #define NO_LOADPARM "\0\0\0\0\0\0\0\0"
 
+enum S390IplType {
+    S390_IPL_TYPE_FCP = 0x00,
+    S390_IPL_TYPE_CCW = 0x02,
+    S390_IPL_TYPE_PV = 0x05,
+    S390_IPL_TYPE_QEMU_SCSI = 0xff
+};
+typedef enum S390IplType S390IplType;
+
+#define QEMU_DEFAULT_IPL S390_IPL_TYPE_CCW
+
 /*
  * The QEMU IPL Parameters will be stored at absolute address
  * 204 (0xcc) which means it is 32-bit word aligned but not
diff --git a/pc-bios/s390-ccw/iplb.h b/pc-bios/s390-ccw/iplb.h
index 08f259ff31..926e8eed5d 100644
--- a/pc-bios/s390-ccw/iplb.h
+++ b/pc-bios/s390-ccw/iplb.h
@@ -23,10 +23,6 @@ extern QemuIplParameters qipl;
 extern IplParameterBlock iplb __attribute__((__aligned__(PAGE_SIZE)));
 extern bool have_iplb;
 
-#define S390_IPL_TYPE_FCP 0x00
-#define S390_IPL_TYPE_CCW 0x02
-#define S390_IPL_TYPE_QEMU_SCSI 0xff
-
 static inline bool manage_iplb(IplParameterBlock *iplb, bool store)
 {
     register unsigned long addr asm("0") = (unsigned long) iplb;
diff --git a/pc-bios/s390-ccw/main.c b/pc-bios/s390-ccw/main.c
index 76bf743900..0446d5de67 100644
--- a/pc-bios/s390-ccw/main.c
+++ b/pc-bios/s390-ccw/main.c
@@ -162,11 +162,12 @@ static void menu_setup(void)
         return;
     }
 
-    switch (iplb.pbt) {
+    switch (virtio_get_device()->ipl_type) {
     case S390_IPL_TYPE_CCW:
     case S390_IPL_TYPE_QEMU_SCSI:
         menu_set_parms(qipl.qipl_flags & BOOT_MENU_FLAG_MASK,
                        qipl.boot_menu_timeout);
+    default:
         return;
     }
 }
@@ -190,6 +191,7 @@ static void css_setup(void)
 static void boot_setup(void)
 {
     char lpmsg[] = "LOADPARM=[________]\n";
+    VDev *vdev = virtio_get_device();
 
     if (have_iplb && memcmp(iplb.loadparm, NO_LOADPARM, LOADPARM_LEN) != 0) {
         ebcdic_to_ascii((char *) iplb.loadparm, loadparm_str, LOADPARM_LEN);
@@ -198,7 +200,10 @@ static void boot_setup(void)
     }
 
     if (have_iplb) {
+        vdev->ipl_type = iplb.pbt;
         menu_setup();
+    } else {
+        vdev->ipl_type = QEMU_DEFAULT_IPL;
     }
 
     memcpy(lpmsg + 10, loadparm_str, 8);
@@ -216,7 +221,7 @@ static bool find_boot_device(void)
     VDev *vdev = virtio_get_device();
     bool found = false;
 
-    switch (iplb.pbt) {
+    switch (vdev->ipl_type) {
     case S390_IPL_TYPE_CCW:
         vdev->scsi_device_selected = false;
         debug_print_int("device no. ", iplb.ccw.devno);
diff --git a/pc-bios/s390-ccw/virtio.h b/pc-bios/s390-ccw/virtio.h
index 06ba4e45ac..391d6ff2f7 100644
--- a/pc-bios/s390-ccw/virtio.h
+++ b/pc-bios/s390-ccw/virtio.h
@@ -238,6 +238,7 @@ struct VDev {
     VirtioGDN guessed_disk_nature;
     SubChannelId schid;
     SenseId senseid;
+    S390IplType ipl_type;
     union {
         VirtioBlkConfig blk;
         VirtioScsiConfig scsi;
-- 
2.52.0


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