File xen-ioemu-hvm-pv-support.diff of Package xen

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File xen-ioemu-hvm-pv-support.diff of Package xen (Revision a66e2a8142a26559bda20b1cdaa7da5f)

Currently displaying revision a66e2a8142a26559bda20b1cdaa7da5f , Show latest

Index: xen-4.0.2-testing/tools/ioemu-qemu-xen/hw/xen_platform.c
===================================================================
--- xen-4.0.2-testing.orig/tools/ioemu-qemu-xen/hw/xen_platform.c
+++ xen-4.0.2-testing/tools/ioemu-qemu-xen/hw/xen_platform.c
@@ -30,6 +30,8 @@
 #include "qemu-xen.h"
 #include "net.h"
 #include "xen_platform.h"
+#include "sysemu.h"
+#include <xc_private.h>
 
 #include <assert.h>
 #include <xenguest.h>
@@ -335,11 +337,51 @@ static void xen_platform_ioport_writeb(v
     }
 }
 
+static uint32_t ioport_base;
+
+static void platform_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+{
+    DECLARE_DOMCTL;
+    int rc;
+
+    if (val == 0)
+        qemu_invalidate_map_cache();
+
+    switch (addr - ioport_base) {
+    case 0:
+        fprintf(logfile, "Init hypercall page %x, addr %x.\n", val, addr);
+        domctl.domain = (domid_t)domid;
+        domctl.u.hypercall_init.gmfn = val;
+        domctl.cmd = XEN_DOMCTL_hypercall_init;
+        rc = xc_domctl(xc_handle, &domctl);
+        fprintf(logfile, "result -> %d.\n", rc);
+        break;
+    case 4:
+        fprintf(logfile, "Disconnect IDE hard disk...\n");
+        ide_unplug_harddisks();
+        fprintf(logfile, "Disconnect netifs...\n");
+        pci_unplug_netifs();
+        fprintf(logfile, "Shutdown taps...\n");
+        net_tap_shutdown_all();
+        fprintf(logfile, "Done.\n");
+        break;
+    default:
+        fprintf(logfile, "Write to bad port %x (base %x) on evtchn device.\n",
+            addr, ioport_base);
+        break;
+    }
+}
+
 static void platform_ioport_map(PCIDevice *pci_dev, int region_num, uint32_t addr, uint32_t size, int type)
 {
+    ioport_base = addr;
+
+    register_ioport_write(addr, 16, 4, platform_ioport_write, NULL);
+/*
     PCIXenPlatformState *d = (PCIXenPlatformState *)pci_dev;
     register_ioport_write(addr, size, 1, xen_platform_ioport_writeb, d);
     register_ioport_read(addr, size, 1, xen_platform_ioport_readb, d);
+*/
 }
 
 static uint32_t platform_mmio_read(void *opaque, target_phys_addr_t addr)

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File xen-ioemu-hvm-pv-support.diff of Package xen (Revision a66e2a8142a26559bda20b1cdaa7da5f)

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