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authorPeter Maydell <peter.maydell@linaro.org>2019-04-26 12:54:47 +0100
committerPeter Maydell <peter.maydell@linaro.org>2019-04-26 12:54:47 +0100
commitf7526eece29cd2e36a63b6703508b24453095eb8 (patch)
tree5b9447cf21e53ce4fec524e8f9e836fcfd4780da /hw/s390x/s390-virtio-ccw.c
parent3284aa128153750f14a61e8a96fd085e6f2999b6 (diff)
parent41c3d4269b1c18d12d33c5bf089dace25d08e82e (diff)
Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190425' into staging
- properly detect page size of initial memory - support for IPL (boot) from ECKD DASD passed through via vfio-ccw # gpg: Signature made Thu 25 Apr 2019 14:11:18 BST # gpg: using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF # gpg: issuer "cohuck@redhat.com" # gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown] # gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full] # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full] # gpg: aka "Cornelia Huck <cohuck@kernel.org>" [unknown] # gpg: aka "Cornelia Huck <cohuck@redhat.com>" [unknown] # Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF * remotes/cohuck/tags/s390x-20190425: exec: Introduce qemu_maxrampagesize() and rename qemu_getrampagesize() s390x/kvm: Configure page size after memory has actually been initialized pc-bios/s390: Update firmware images s390-bios: Use control unit type to find bootable devices s390-bios: Support booting from real dasd device s390-bios: Add channel command codes/structs needed for dasd-ipl s390-bios: Use control unit type to determine boot method s390-bios: Refactor virtio to run channel programs via cio s390-bios: Factor finding boot device out of virtio code path s390-bios: Extend find_dev() for non-virtio devices s390-bios: cio error handling s390-bios: Support for running format-0/1 channel programs s390-bios: ptr2u32 and u32toptr s390-bios: Map low core memory s390-bios: Decouple channel i/o logic from virtio s390-bios: Clean up cio.h s390-bios: decouple common boot logic from virtio s390-bios: decouple cio setup from virtio s390 vfio-ccw: Add bootindex property and IPLB data Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/s390x/s390-virtio-ccw.c')
-rw-r--r--hw/s390x/s390-virtio-ccw.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index d11069b860..7e256d3d31 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -15,6 +15,7 @@
#include "cpu.h"
#include "hw/boards.h"
#include "exec/address-spaces.h"
+#include "exec/ram_addr.h"
#include "hw/s390x/s390-virtio-hcall.h"
#include "hw/s390x/sclp.h"
#include "hw/s390x/s390_flic.h"
@@ -163,6 +164,7 @@ static void s390_memory_init(ram_addr_t mem_size)
MemoryRegion *sysmem = get_system_memory();
ram_addr_t chunk, offset = 0;
unsigned int number = 0;
+ Error *local_err = NULL;
gchar *name;
/* allocate RAM for core */
@@ -182,6 +184,15 @@ static void s390_memory_init(ram_addr_t mem_size)
}
g_free(name);
+ /*
+ * Configure the maximum page size. As no memory devices were created
+ * yet, this is the page size of initial memory only.
+ */
+ s390_set_max_pagesize(qemu_maxrampagesize(), &local_err);
+ if (local_err) {
+ error_report_err(local_err);
+ exit(EXIT_FAILURE);
+ }
/* Initialize storage key device */
s390_skeys_init();
/* Initialize storage attributes device */
@@ -253,6 +264,7 @@ static void ccw_init(MachineState *machine)
DeviceState *dev;
s390_sclp_init();
+ /* init memory + setup max page size. Required for the CPU model */
s390_memory_init(machine->ram_size);
/* init CPUs (incl. CPU model) early so s390_has_feature() works */