Merge tag 'pull-or1k-20220904' of https://github.com/stffrdhrn/qemu into staging

OpenRISC updates for 7.2.0

Updates to add the OpenRISC virt plaform to QEMU. Highlights
include:

- New virt plaform with, virtio and pci bus support
- OpenRISC support for MTTCG
- Goldfish RTC device endianness is configurable now

# -----BEGIN PGP SIGNATURE-----
#
# iQIzBAABCAAdFiEE2cRzVK74bBA6Je/xw7McLV5mJ+QFAmMURl4ACgkQw7McLV5m
# J+TAVg/6A1HFazEBDzyVvg5BWfusvPMv1gWyAXQVbZDdoEVP5ilJq3Xz2vlOWu+Q
# 46WHAncQH8KGWlS7x4Qk9X1tOU+9LCTa0aBqa1ARAle/wGKJeQ2QkmQM7lnAAtFt
# ON9pDOrj85cNVp7ly/rZqmOkYorUtSblKllOigPaxZozfSA2FuoYwc7vLxy/ICk0
# 6RbRUKiIvqvNxhT0q13buIiqhtQAOLC2/Rrlp/CqUm+nrNlSVQIMC57ddNoopUFN
# I6jb5UxyHtQSlWX6zsLjvho9hlZCuA9IIG7B4qS4/kyC7XJGmOICb3A7QSmfaUxy
# HtEsaImjjhCUnJs8fhDHqyYnUu6JcXMRv61hIr7GNK/g3enpBzG1Otu5jsyHgzEX
# SaachdFUibLJSj/+K4YOaT9luAc0Yvx9vArnXD+2wGg3kHTSDUNv2nFdyLyn5PNM
# sZ9gx6gTEFI7iaeHEZM/doKdlHubddA/GH4DLy2fwZN7EyIsbll9TDJ8icqu1UBT
# KpQdN55VeVqdOEvKUSXxsAK8aRtTjlEErKinufz1yyrg5Lw9XgH1xtTft+rJyXPu
# Lw0hMHYqeaWhNUgnli/ByTY7yd+wC/ukNFQLUlMiDte337Lx9H//MOVvyl6Y5ARE
# jIWt1JlTyuhj+txJrGZMvBrc2ZQ6fF/4HXc/xyGK7eJnEWZIzkY=
# =BzgX
# -----END PGP SIGNATURE-----
# gpg: Signature made Sun 04 Sep 2022 02:31:58 EDT
# gpg:                using RSA key D9C47354AEF86C103A25EFF1C3B31C2D5E6627E4
# gpg: Good signature from "Stafford Horne <shorne@gmail.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: D9C4 7354 AEF8 6C10 3A25  EFF1 C3B3 1C2D 5E66 27E4

* tag 'pull-or1k-20220904' of https://github.com/stffrdhrn/qemu:
  docs/system: openrisc: Add OpenRISC documentation
  hw/openrisc: virt: pass random seed to fdt
  target/openrisc: Interrupt handling fixes
  target/openrisc: Enable MTTCG
  target/openrisc: Add interrupted CPU to log
  hw/openrisc: Initialize timer time at startup
  hw/openrisc: Add PCI bus support to virt
  hw/openrisc: Add the OpenRISC virtual machine
  goldfish_rtc: Add big-endian property
  target/openrisc: Fix memory reading in debugger
  hw/openrisc: Split re-usable boot time apis out to boot.c

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 28 insertions, 9 deletions

diff --git a/hw/rtc/goldfish_rtc.c b/hw/rtc/goldfish_rtc.c
index 35e493be31..19a56402a0 100644
--- a/hw/rtc/goldfish_rtc.c
+++ b/hw/rtc/goldfish_rtc.c
@@ -216,14 +216,25 @@ static int goldfish_rtc_post_load(void *opaque, int version_id)
     return 0;
 }
 
-static const MemoryRegionOps goldfish_rtc_ops = {
-    .read = goldfish_rtc_read,
-    .write = goldfish_rtc_write,
-    .endianness = DEVICE_NATIVE_ENDIAN,
-    .valid = {
-        .min_access_size = 4,
-        .max_access_size = 4
-    }
+static const MemoryRegionOps goldfish_rtc_ops[2] = {
+    [false] = {
+        .read = goldfish_rtc_read,
+        .write = goldfish_rtc_write,
+        .endianness = DEVICE_LITTLE_ENDIAN,
+        .valid = {
+            .min_access_size = 4,
+            .max_access_size = 4
+        }
+    },
+    [true] = {
+        .read = goldfish_rtc_read,
+        .write = goldfish_rtc_write,
+        .endianness = DEVICE_BIG_ENDIAN,
+        .valid = {
+            .min_access_size = 4,
+            .max_access_size = 4
+        }
+    },
 };
 
 static const VMStateDescription goldfish_rtc_vmstate = {
@@ -265,7 +276,8 @@ static void goldfish_rtc_realize(DeviceState *d, Error **errp)
     SysBusDevice *dev = SYS_BUS_DEVICE(d);
     GoldfishRTCState *s = GOLDFISH_RTC(d);
 
-    memory_region_init_io(&s->iomem, OBJECT(s), &goldfish_rtc_ops, s,
+    memory_region_init_io(&s->iomem, OBJECT(s),
+                          &goldfish_rtc_ops[s->big_endian], s,
                           "goldfish_rtc", 0x24);
     sysbus_init_mmio(dev, &s->iomem);
 
@@ -274,10 +286,17 @@ static void goldfish_rtc_realize(DeviceState *d, Error **errp)
     s->timer = timer_new_ns(rtc_clock, goldfish_rtc_interrupt, s);
 }
 
+static Property goldfish_rtc_properties[] = {
+    DEFINE_PROP_BOOL("big-endian", GoldfishRTCState, big_endian,
+                      false),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
 static void goldfish_rtc_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
+    device_class_set_props(dc, goldfish_rtc_properties);
     dc->realize = goldfish_rtc_realize;
     dc->reset = goldfish_rtc_reset;
     dc->vmsd = &goldfish_rtc_vmstate;