[RFC 2/8] xen_platform: do not use old_portio-style callbacks

[RFC 2/8] xen_platform: do not use old_portio-style callbacks

[Hervé Poussineau]

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
---
 hw/xen_platform.c |   21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/hw/xen_platform.c b/hw/xen_platform.c
index a54e7a2..ad7cb06 100644
--- a/hw/xen_platform.c
+++ b/hw/xen_platform.c
@@ -280,7 +280,8 @@ static void platform_fixed_ioport_init(PCIXenPlatformState* s)
 
 /* Xen Platform PCI Device */
 
-static uint32_t xen_platform_ioport_readb(void *opaque, uint32_t addr)
+static uint64_t xen_platform_ioport_readb(void *opaque, hwaddr addr,
+                                          unsigned int size)
 {
     if (addr == 0) {
         return platform_fixed_ioport_readb(opaque, 0);
@@ -289,30 +290,28 @@ static uint32_t xen_platform_ioport_readb(void *opaque, uint32_t addr)
     }
 }
 
-static void xen_platform_ioport_writeb(void *opaque, uint32_t addr, uint32_t val)
+static void xen_platform_ioport_writeb(void *opaque, hwaddr addr,
+                                       uint64_t val, unsigned int size)
 {
     PCIXenPlatformState *s = opaque;
 
     switch (addr) {
     case 0: /* Platform flags */
-        platform_fixed_ioport_writeb(opaque, 0, val);
+        platform_fixed_ioport_writeb(opaque, 0, (uint32_t)val);
         break;
     case 8:
-        log_writeb(s, val);
+        log_writeb(s, (uint32_t)val);
         break;
     default:
         break;
     }
 }
 
-static MemoryRegionPortio xen_pci_portio[] = {
-    { 0, 0x100, 1, .read = xen_platform_ioport_readb, },
-    { 0, 0x100, 1, .write = xen_platform_ioport_writeb, },
-    PORTIO_END_OF_LIST()
-};
-
 static const MemoryRegionOps xen_pci_io_ops = {
-    .old_portio = xen_pci_portio,
+    .read  = xen_platform_ioport_readb,
+    .write = xen_platform_ioport_writeb,
+    .impl.min_access_size = 1,
+    .impl.max_access_size = 1,
 };
 
 static void platform_ioport_bar_setup(PCIXenPlatformState *d)
-- 
1.7.10.4