qemu-sparc.for-upstream queue

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Merge remote-tracking branch 'remotes/mcayland/tags/qemu-sparc.for-upstream-20180914' into staging

qemu-sparc.for-upstream queue

# gpg: Signature made Fri 14 Sep 2018 09:19:56 BST
# gpg:                using RSA key 5BC2C56FAE0F321F
# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>"
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C  C9C4 5BC2 C56F AE0F 321F

* remotes/mcayland/tags/qemu-sparc.for-upstream-20180914:
  sun4u: implement custom FWPathProvider
  sabre: generate correct fw path for sabre PCI host bridge

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

hw/pci-host/sabre.c

@@ -496,6 +496,15 @@ static const TypeInfo sabre_pci_info = {
     },
 };
 
+static char *sabre_ofw_unit_address(const SysBusDevice *dev)
+{
+    SabreState *s = SABRE_DEVICE(dev);
+
+    return g_strdup_printf("%x,%x",
+               (uint32_t)((s->special_base >> 32) & 0xffffffff),
+               (uint32_t)(s->special_base & 0xffffffff));
+}
+
 static Property sabre_properties[] = {
     DEFINE_PROP_UINT64("special-base", SabreState, special_base, 0),
     DEFINE_PROP_UINT64("mem-base", SabreState, mem_base, 0),
@@ -505,11 +514,14 @@ static Property sabre_properties[] = {
 static void sabre_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
+    SysBusDeviceClass *sbc = SYS_BUS_DEVICE_CLASS(klass);
 
     dc->realize = sabre_realize;
     dc->reset = sabre_reset;
     dc->props = sabre_properties;
     set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
+    dc->fw_name = "pci";
+    sbc->explicit_ofw_unit_address = sabre_ofw_unit_address;
 }
 
 static const TypeInfo sabre_info = {

hw/sparc64/sun4u.c

@@ -51,6 +51,7 @@
 #include "hw/ide.h"
 #include "hw/ide/pci.h"
 #include "hw/loader.h"
+#include "hw/fw-path-provider.h"
 #include "elf.h"
 #include "trace.h"
 
@@ -693,6 +694,56 @@ enum {
     sun4v_id = 64,
 };
 
+/*
+ * Implementation of an interface to adjust firmware path
+ * for the bootindex property handling.
+ */
+static char *sun4u_fw_dev_path(FWPathProvider *p, BusState *bus,
+                               DeviceState *dev)
+{
+    PCIDevice *pci;
+    IDEBus *ide_bus;
+    IDEState *ide_s;
+    int bus_id;
+
+    if (!strcmp(object_get_typename(OBJECT(dev)), "pbm-bridge")) {
+        pci = PCI_DEVICE(dev);
+
+        if (PCI_FUNC(pci->devfn)) {
+            return g_strdup_printf("pci@%x,%x", PCI_SLOT(pci->devfn),
+                                   PCI_FUNC(pci->devfn));
+        } else {
+            return g_strdup_printf("pci@%x", PCI_SLOT(pci->devfn));
+        }
+    }
+
+    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-drive")) {
+         ide_bus = IDE_BUS(qdev_get_parent_bus(dev));
+         ide_s = idebus_active_if(ide_bus);
+         bus_id = ide_bus->bus_id;
+
+         if (ide_s->drive_kind == IDE_CD) {
+             return g_strdup_printf("ide@%x/cdrom", bus_id);
+         }
+
+         return g_strdup_printf("ide@%x/disk", bus_id);
+    }
+
+    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
+        return g_strdup("disk");
+    }
+
+    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
+        return g_strdup("cdrom");
+    }
+
+    if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
+        return g_strdup("disk");
+    }
+
+    return NULL;
+}
+
 static const struct hwdef hwdefs[] = {
     /* Sun4u generic PC-like machine */
     {
@@ -723,6 +774,7 @@ static void sun4v_init(MachineState *machine)
 static void sun4u_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
+    FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
 
     mc->desc = "Sun4u platform";
     mc->init = sun4u_init;
@@ -731,12 +783,18 @@ static void sun4u_class_init(ObjectClass *oc, void *data)
     mc->is_default = 1;
     mc->default_boot_order = "c";
     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi");
+    mc->ignore_boot_device_suffixes = true;
+    fwc->get_dev_path = sun4u_fw_dev_path;
 }
 
 static const TypeInfo sun4u_type = {
     .name = MACHINE_TYPE_NAME("sun4u"),
     .parent = TYPE_MACHINE,
     .class_init = sun4u_class_init,
+    .interfaces = (InterfaceInfo[]) {
+        { TYPE_FW_PATH_PROVIDER },
+        { }
+    },
 };
 
 static void sun4v_class_init(ObjectClass *oc, void *data)