Merge tag 'pull-request-2024-11-18' of https://gitlab.com/thuth/qemu into staging

* Fixes & doc updates for the new "boot order" s390x bios feature
* Provide a "loadparm" property for scsi-hd & scsi-cd devices on s390x
  (required for the "boot order" feature)
* Fix the floating-point multiply-and-add NaN rules on s390x
* Raise timeout on cross-accel build jobs to 60m

# -----BEGIN PGP SIGNATURE-----
#
# iQJFBAABCAAvFiEEJ7iIR+7gJQEY8+q5LtnXdP5wLbUFAmc7ercRHHRodXRoQHJl
# ZGhhdC5jb20ACgkQLtnXdP5wLbVjyg//ZuhSDCj+oBSU6vwM7Lwh3CS6GwZvGECU
# h60V3tizKypiRNtTJRXHoWcx95brXmoZgI+QQhDEXe3fFLkOEKT6AIlDhrKZRUsd
# rpLPr6O8TVKO+rSE7JVJAP3X1tpOOQDxnq83uWBv53b0S+Da0VwDRtI9gcugRMmh
# d58P8Q1bV344fQdcrebejstpSUG7RxSA4Plj2uSQx4mSHT7cy/hN+vA34Ha7reE3
# tcN9yfQq3Rmfvt0MV5I9Umd6JXEoDlEAwjSNsWRsCzo69jBZwiMtXSH8LyLtwRTp
# C919G/MIRuhvImF74dStLVCr82sNq54YR1NP6CGcmqPH76FOH8Mx3vmx9Cxj9ckA
# 6NI6SvIg++bW2O1efG2apz8p5fjbDzYXSAbHnaWTcEu3gPgH4PQ5QXoyKaDymvWV
# JIh5/gXEy+twEXgIBsdWQ44A9E06lL/tNfKnqGdXK4ZYF2JIrI+Lq7AKBee7tebP
# +72I4PljHLSHQ3GxdkoOeJ8ahu70IBdSz2/VEIwOWK1wIf5C5WFNBerLJyDmkyx8
# xIvIm0vlRLwPcuOC711nlaMaKqTNT+8W4DIqIY6fHs2Jy0psMdgey1uHQxYEj9Kh
# fg7CvalK8n3MkGAwTqAvRJIwMFe0a4Ss6c6CaemSaYa38ud/pCNnv+IT+Eqr+mjq
# 6y5PZWNrZi0=
# =UaDH
# -----END PGP SIGNATURE-----
# gpg: Signature made Mon 18 Nov 2024 17:34:47 GMT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2024-11-18' of https://gitlab.com/thuth/qemu:
  .gitlab-ci.d: Raise timeout on cross-accel build jobs to 60m
  pc-bios: Update the s390 bios images with the recent fixes
  pc-bios/s390-ccw: Re-initialize receive queue index before each boot attempt
  pc-bios/s390x: Initialize machine loadparm before probing IPL devices
  pc-bios/s390x: Initialize cdrom type to false for each IPL device
  hw: Add "loadparm" property to scsi disk devices for booting on s390x
  hw/s390x: Restrict "loadparm" property to devices that can be used for booting
  docs/system/bootindex: Make it clear that s390x can also boot from virtio-net
  docs/system/s390x/bootdevices: Update loadparm documentation
  tests/tcg/s390x: Add the floating-point multiply-and-add test
  target/s390x: Fix the floating-point multiply-and-add NaN rules
  hw/usb: Use __attribute__((packed)) vs __packed

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 43 insertions, 0 deletions

diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index cb222da..8e55348 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -32,6 +32,7 @@
 #include "migration/vmstate.h"
 #include "hw/scsi/emulation.h"
 #include "scsi/constants.h"
+#include "sysemu/arch_init.h"
 #include "sysemu/block-backend.h"
 #include "sysemu/blockdev.h"
 #include "hw/block/block.h"
@@ -111,6 +112,7 @@ struct SCSIDiskState {
     char *vendor;
     char *product;
     char *device_id;
+    char *loadparm;     /* only for s390x */
     bool tray_open;
     bool tray_locked;
     /*
@@ -3135,6 +3137,43 @@ BlockAIOCB *scsi_dma_writev(int64_t offset, QEMUIOVector *iov,
     return blk_aio_pwritev(s->qdev.conf.blk, offset, iov, 0, cb, cb_opaque);
 }
 
+static char *scsi_property_get_loadparm(Object *obj, Error **errp)
+{
+    return g_strdup(SCSI_DISK_BASE(obj)->loadparm);
+}
+
+static void scsi_property_set_loadparm(Object *obj, const char *value,
+                                       Error **errp)
+{
+    void *lp_str;
+
+    if (object_property_get_int(obj, "bootindex", NULL) < 0) {
+        error_setg(errp, "'loadparm' is only valid for boot devices");
+        return;
+    }
+
+    lp_str = g_malloc0(strlen(value));
+    if (!qdev_prop_sanitize_s390x_loadparm(lp_str, value, errp)) {
+        g_free(lp_str);
+        return;
+    }
+    SCSI_DISK_BASE(obj)->loadparm = lp_str;
+}
+
+static void scsi_property_add_specifics(DeviceClass *dc)
+{
+    ObjectClass *oc = OBJECT_CLASS(dc);
+
+    /* The loadparm property is only supported on s390x */
+    if (arch_type & QEMU_ARCH_S390X) {
+        object_class_property_add_str(oc, "loadparm",
+                                      scsi_property_get_loadparm,
+                                      scsi_property_set_loadparm);
+        object_class_property_set_description(oc, "loadparm",
+                                              "load parameter (s390x only)");
+    }
+}
+
 static void scsi_disk_base_class_initfn(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
@@ -3218,6 +3257,8 @@ static void scsi_hd_class_initfn(ObjectClass *klass, void *data)
     dc->desc = "virtual SCSI disk";
     device_class_set_props(dc, scsi_hd_properties);
     dc->vmsd  = &vmstate_scsi_disk_state;
+
+    scsi_property_add_specifics(dc);
 }
 
 static const TypeInfo scsi_hd_info = {
@@ -3258,6 +3299,8 @@ static void scsi_cd_class_initfn(ObjectClass *klass, void *data)
     dc->desc = "virtual SCSI CD-ROM";
     device_class_set_props(dc, scsi_cd_properties);
     dc->vmsd  = &vmstate_scsi_disk_state;
+
+    scsi_property_add_specifics(dc);
 }
 
 static const TypeInfo scsi_cd_info = {