Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20150112-v3' …

…into staging s390x patches for 2.3. Highlight is support for PCI devices on s390x. Otherwise, performance improvements (register sync) and small cleanups. # gpg: Signature made Mon 12 Jan 2015 09:49:31 GMT using RSA key ID C6F02FAF # gpg: Good signature from "Cornelia Huck <huckc@linux.vnet.ibm.com>" # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" * remotes/cohuck/tags/s390x-20150112-v3: kvm: extend kvm_irqchip_add_msi_route to work on s390 s390: implement pci instructions s390: Add PCI bus support s390x/kvm: avoid syscalls by syncing registers with kvm_run s390x/kvm: sync register support helper function s390x/css: Clean up unnecessary CONFIG_USER_ONLY wrappers s390x/ccw: fix oddity in machine class init Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
qemu · Jan 12, 2015 · 5435f1d · 5435f1d
2 parents 64ea803 + 9e03a04
commit 5435f1d
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Showing 22 changed files with 2,305 additions and 115 deletions.
diff --git a/MAINTAINERS b/MAINTAINERS
@@ -538,6 +538,7 @@ S390 Virtio
 M: Alexander Graf <agraf@suse.de>
 S: Maintained
 F: hw/s390x/s390-*.c
+X: hw/s390x/*pci*.[hc]
 
 S390 Virtio-ccw
 M: Cornelia Huck <cornelia.huck@de.ibm.com>
@@ -548,6 +549,7 @@ F: hw/s390x/s390-virtio-ccw.c
 F: hw/s390x/css.[hc]
 F: hw/s390x/sclp*.[hc]
 F: hw/s390x/ipl*.[hc]
+F: hw/s390x/*pci*.[hc]
 F: include/hw/s390x/
 F: pc-bios/s390-ccw/
 T: git git://github.com/cohuck/qemu virtio-ccw-upstr

diff --git a/default-configs/s390x-softmmu.mak b/default-configs/s390x-softmmu.mak
@@ -1,3 +1,4 @@
+include pci.mak
 CONFIG_VIRTIO=y
 CONFIG_SCLPCONSOLE=y
 CONFIG_S390_FLIC=y

diff --git a/hw/s390x/Makefile.objs b/hw/s390x/Makefile.objs
@@ -8,3 +8,4 @@ obj-y += ipl.o
 obj-y += css.o
 obj-y += s390-virtio-ccw.o
 obj-y += virtio-ccw.o
+obj-y += s390-pci-bus.o s390-pci-inst.o
diff --git a/hw/s390x/css.c b/hw/s390x/css.c
@@ -1299,6 +1299,11 @@ void css_generate_chp_crws(uint8_t cssid, uint8_t chpid)
     /* TODO */
 }
 
+void css_generate_css_crws(uint8_t cssid)
+{
+    css_queue_crw(CRW_RSC_CSS, 0, 0, cssid);
+}
+
 int css_enable_mcsse(void)
 {
     trace_css_enable_facility("mcsse");

diff --git a/hw/s390x/css.h b/hw/s390x/css.h
@@ -101,6 +101,7 @@ void css_queue_crw(uint8_t rsc, uint8_t erc, int chain, uint16_t rsid);
 void css_generate_sch_crws(uint8_t cssid, uint8_t ssid, uint16_t schid,
                            int hotplugged, int add);
 void css_generate_chp_crws(uint8_t cssid, uint8_t chpid);
+void css_generate_css_crws(uint8_t cssid);
 void css_adapter_interrupt(uint8_t isc);
 
 #define CSS_IO_ADAPTER_VIRTIO 1