Revert "Merge remote-tracking branch 'qemu-kvm/memory/batch' into staging"

This reverts commit 8ef9ea85a2cc1007eaefa53e6871f1f83bcef22d, reversing
changes made to 444dc48298c480e42e15a8fe676be737d8a6b2a1.

From Avi:

  Please revert the entire pull (git revert 8ef9ea85a2cc1) while I work this
  out - it isn't trivial.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 2 insertions, 11 deletions

diff --git a/hw/piix_pci.c b/hw/piix_pci.c
index 8f6ea42e2c..c563c6e1a3 100644
--- a/hw/piix_pci.c
+++ b/hw/piix_pci.c
@@ -142,7 +142,6 @@ static void i440fx_update_memory_mappings(PCII440FXState *d)
     int i, r;
     uint32_t smram;
 
-    memory_region_transaction_begin();
     update_pam(d, 0xf0000, 0x100000, (d->dev.config[I440FX_PAM] >> 4) & 3,
                &d->pam_regions[0]);
     for(i = 0; i < 12; i++) {
@@ -163,7 +162,6 @@ static void i440fx_update_memory_mappings(PCII440FXState *d)
             d->smram_enabled = false;
         }
     }
-    memory_region_transaction_commit();
 }
 
 static void i440fx_set_smm(int val, void *arg)
@@ -237,16 +235,9 @@ static int i440fx_pcihost_initfn(SysBusDevice *dev)
 {
     I440FXState *s = FROM_SYSBUS(I440FXState, dev);
 
-    memory_region_init_io(&s->conf_mem, &pci_host_conf_le_ops, s,
-                          "pci-conf-idx", 4);
-    sysbus_add_io(dev, 0xcf8, &s->conf_mem);
-    sysbus_init_ioports(&s->busdev, 0xcf8, 4);
-
-    memory_region_init_io(&s->data_mem, &pci_host_data_le_ops, s,
-                          "pci-conf-data", 4);
-    sysbus_add_io(dev, 0xcfc, &s->data_mem);
-    sysbus_init_ioports(&s->busdev, 0xcfc, 4);
+    pci_host_conf_register_ioport(0xcf8, s);
 
+    pci_host_data_register_ioport(0xcfc, s);
     return 0;
 }