Add support for use as Xen HVM BIOS.

[seabios.git] / src / post.c

diff --git a/src/post.c b/src/post.c
index 7d2b5f28290e2219b259b41e986adbb155058125..70d98a67224b71d091d7ec69e74f9d4b47c0689a 100644 (file)
--- a/src/post.c
+++ b/src/post.c
@@ -23,6 +23,7 @@
 #include "usb.h" // usb_setup
 #include "smbios.h" // smbios_init
 #include "paravirt.h" // qemu_cfg_port_probe
+#include "xen.h" // xen_probe_hvm_info
 #include "ps2port.h" // ps2port_setup
 #include "virtio-blk.h" // virtio_blk_setup
 
@@ -101,6 +102,8 @@ ram_probe(void)
     dprintf(3, "Find memory size\n");
     if (CONFIG_COREBOOT) {
         coreboot_setup();
+    } else if (usingXen()) {
+       xen_setup();
     } else {
         // On emulators, get memory size from nvram.
         u32 rs = ((inb_cmos(CMOS_MEM_EXTMEM2_LOW) << 16)
@@ -158,6 +161,10 @@ init_bios_tables(void)
         coreboot_copy_biostable();
         return;
     }
+    if (usingXen()) {
+       xen_copy_biostables();
+       return;
+    }
 
     create_pirtable();
 
@@ -380,6 +387,9 @@ _start(void)
         // This is a soft reboot - invoke a hard reboot.
         tryReboot();
 
+    // Check if we are running under Xen.
+    xen_probe();
+
     // Allow writes to modify bios area (0xf0000)
     make_bios_writable();
     HaveRunPost = 1;