Xen devel - Sep 2013 - [PULL 0/2] Xen 2013-09-09

The following changes since commit df7131623daf4823e087eb1128f6c1c351519774:

  Merge remote-tracking branch ''bonzini/iommu-for-anthony''
into staging (2013-09-05 13:38:53 -0500)

are available in the git repository at:

  git://xenbits.xen.org/people/sstabellini/qemu-dm.git xen-2013-09-09

Anthony PERARD (2):
      pc: Initializing ram_memory under Xen.
      pc_q35: Initialize Xen.

 hw/i386/pc_piix.c    |    2 +-
 hw/i386/pc_q35.c     |    5 +++++
 include/hw/xen/xen.h |    4 +---
 xen-all.c            |    7 ++++---
 xen-stub.c           |    2 +-
 5 files changed, 12 insertions(+), 8 deletions(-)

From: Anthony PERARD <anthony.perard@citrix.com>

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
CC: qemu-stable@nongnu.org
---
 hw/i386/pc_piix.c    |    2 +-
 include/hw/xen/xen.h |    4 +---
 xen-all.c            |    7 ++++---
 xen-stub.c           |    2 +-
 4 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 275e395..5bb4937 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -89,7 +89,7 @@ static void pc_init1(QEMUMachineInitArgs *args,
     FWCfgState *fw_cfg = NULL;
     PcGuestInfo *guest_info;
 
-    if (xen_enabled() && xen_hvm_init() != 0) {
+    if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) {
         fprintf(stderr, "xen hardware virtual machine initialisation
failed\n");
         exit(1);
     }
diff --git a/include/hw/xen/xen.h b/include/hw/xen/xen.h
index 6d42dd1..e1f88bf 100644
--- a/include/hw/xen/xen.h
+++ b/include/hw/xen/xen.h
@@ -37,17 +37,15 @@ void xen_cmos_set_s3_resume(void *opaque, int irq, int
level);
 qemu_irq *xen_interrupt_controller_init(void);
 
 int xen_init(void);
-int xen_hvm_init(void);
+int xen_hvm_init(MemoryRegion **ram_memory);
 void xenstore_store_pv_console_info(int i, struct CharDriverState *chr);
 
 #if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY)
-struct MemoryRegion;
 void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
                    struct MemoryRegion *mr);
 void xen_modified_memory(ram_addr_t start, ram_addr_t length);
 #endif
 
-struct MemoryRegion;
 void xen_register_framebuffer(struct MemoryRegion *mr);
 
 #if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400
diff --git a/xen-all.c b/xen-all.c
index eb13111..839f14f 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -154,7 +154,7 @@ qemu_irq *xen_interrupt_controller_init(void)
 
 /* Memory Ops */
 
-static void xen_ram_init(ram_addr_t ram_size)
+static void xen_ram_init(ram_addr_t ram_size, MemoryRegion **ram_memory_p)
 {
     MemoryRegion *sysmem = get_system_memory();
     ram_addr_t below_4g_mem_size, above_4g_mem_size = 0;
@@ -168,6 +168,7 @@ static void xen_ram_init(ram_addr_t ram_size)
         block_len += HVM_BELOW_4G_MMIO_LENGTH;
     }
     memory_region_init_ram(&ram_memory, NULL, "xen.ram",
block_len);
+    *ram_memory_p = &ram_memory;
     vmstate_register_ram_global(&ram_memory);
 
     if (ram_size >= HVM_BELOW_4G_RAM_END) {
@@ -1059,7 +1060,7 @@ static void xen_read_physmap(XenIOState *state)
     free(entries);
 }
 
-int xen_hvm_init(void)
+int xen_hvm_init(MemoryRegion **ram_memory)
 {
     int i, rc;
     unsigned long ioreq_pfn;
@@ -1134,7 +1135,7 @@ int xen_hvm_init(void)
 
     /* Init RAM management */
     xen_map_cache_init(xen_phys_offset_to_gaddr, state);
-    xen_ram_init(ram_size);
+    xen_ram_init(ram_size, ram_memory);
 
     qemu_add_vm_change_state_handler(xen_hvm_change_state_handler, state);
 
diff --git a/xen-stub.c b/xen-stub.c
index 47c8e73..ad189a6 100644
--- a/xen-stub.c
+++ b/xen-stub.c
@@ -64,7 +64,7 @@ void xen_modified_memory(ram_addr_t start, ram_addr_t length)
 {
 }
 
-int xen_hvm_init(void)
+int xen_hvm_init(MemoryRegion **ram_memory)
 {
     return 0;
 }
-- 
1.7.2.5

From: Anthony PERARD <anthony.perard@citrix.com>

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/i386/pc_q35.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index d7b7c3b..464a892 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -76,6 +76,11 @@ static void pc_q35_init(QEMUMachineInitArgs *args)
     DeviceState *icc_bridge;
     PcGuestInfo *guest_info;
 
+    if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) {
+        fprintf(stderr, "xen hardware virtual machine initialisation
failed\n");
+        exit(1);
+    }
+
     icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
     object_property_add_child(qdev_get_machine(), "icc-bridge",
                               OBJECT(icc_bridge), NULL);
-- 
1.7.2.5