s390: Add PCI bus support

This patch implements a pci bus for s390x together with infrastructure
to generate and handle hotplug events, to configure/unconfigure via
sclp instruction, to do iommu translations and provide s390 support for
MSI/MSI-X notification processing.

Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/hw/s390x/css.c b/hw/s390x/css.c
index b67c039a70..d0c5ddeece 100644
--- 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");