Re: [Xen-ia64-devel] catch up new hypercall HYPERVISR_hvm_op for IPF

[DOI Tsunehisa <Doi.Tsunehisa@xxxxxxxxxxxxxx>]

Hi,

Doi.Tsunehisa@xxxxxxxxxxxxxx wrote:
>   Sorry!! I refered old version of x86 code. Currently, it modified.
> I will correct, soon.

  I modified it.

Thanks,
- Tsunehisa Doi

# HG changeset patch
# User Doi.Tsunehisa@xxxxxxxxxxxxxx
# Node ID 39feb5061f88cefe00548879459c01e547bc9eec
# Parent  571022d5afa2627e0662f5916edb947d362eeeef
append HYPERVISOR_hvm_op for IPF

Signed-off-by: Tsunehisa Doi <Doi.Tsunehisa@xxxxxxxxxxxxxx>
Signed-off-by: Tomonari Horikoshi <t.horikoshi@xxxxxxxxxxxxxx>

diff -r 571022d5afa2 -r 39feb5061f88 xen/arch/ia64/vmx/vmx_hypercall.c
--- a/xen/arch/ia64/vmx/vmx_hypercall.c Mon Aug 07 14:11:58 2006 -0600
+++ b/xen/arch/ia64/vmx/vmx_hypercall.c Tue Aug 08 12:26:02 2006 +0900
@@ -35,4 +35,53 @@
 #include <asm/dom_fw.h>
 #include <xen/domain.h>
 
-/* This file will include the hypercall code for VT-i domain, soon. */
+long do_hvm_op(unsigned long op, XEN_GUEST_HANDLE(void) arg)
+{
+    long rc = 0;
+
+    switch (op) {
+    case HVMOP_set_param:
+    case HVMOP_get_param:
+    {
+       struct xen_hvm_param a;
+       struct domain *d;
+
+       if (copy_from_guest(&a, arg, 1))
+           return -EFAULT;
+
+       if (a.index > HVM_NR_PARAMS) {
+           return -EINVAL;
+       }
+
+       if (a.domid == DOMID_SELF) {
+           get_knownalive_domain(current->domain);
+           d = current->domain;
+       }
+       else if (IS_PRIV(current->domain)) {
+           d = find_domain_by_id(a.domid);
+           if (!d) {
+               return -ESRCH;
+           }
+       }
+       else {
+           return -EPERM;
+       }
+
+       if (op == HVMOP_set_param) {
+           rc = 0;
+           d->arch.hvm_domain.params[a.index] = a.value;
+       }
+       else {
+           rc = d->arch.hvm_domain.params[a.index];
+       }
+
+       put_domain(d);
+       return rc;
+    }
+
+    default:
+       DPRINTK("Bad HVM op %ld.\n", op);
+       rc = -ENOSYS;
+    }
+    return rc;
+}
diff -r 571022d5afa2 -r 39feb5061f88 xen/arch/ia64/xen/hypercall.c
--- a/xen/arch/ia64/xen/hypercall.c     Mon Aug 07 14:11:58 2006 -0600
+++ b/xen/arch/ia64/xen/hypercall.c     Tue Aug 08 12:26:02 2006 +0900
@@ -70,7 +70,7 @@ hypercall_t ia64_hypercall_table[] =
        (hypercall_t)do_ni_hypercall,           /*  */
        (hypercall_t)do_event_channel_op,
        (hypercall_t)do_physdev_op,
-       (hypercall_t)do_ni_hypercall,           /*  */
+       (hypercall_t)do_hvm_op,                 /*  */
        (hypercall_t)do_ni_hypercall,           /*  */                  /* 35 */
        (hypercall_t)do_ni_hypercall,           /*  */
        (hypercall_t)do_ni_hypercall,           /*  */
diff -r 571022d5afa2 -r 39feb5061f88 xen/include/asm-ia64/vmx_platform.h
--- a/xen/include/asm-ia64/vmx_platform.h       Mon Aug 07 14:11:58 2006 -0600
+++ b/xen/include/asm-ia64/vmx_platform.h       Tue Aug 08 12:26:02 2006 +0900
@@ -20,6 +20,7 @@
 #define __ASM_IA64_VMX_PLATFORM_H__
 
 #include <public/xen.h>
+#include <public/hvm/params.h>
 #include <public/arch-ia64.h>
 #include <asm/hvm/vioapic.h>
 struct mmio_list;
@@ -27,6 +28,7 @@ typedef struct virtual_platform_def {
     unsigned long       shared_page_va;
     unsigned long       pib_base;
     unsigned char       xtp;
+    unsigned long       params[HVM_NR_PARAMS];
     struct mmio_list    *mmio;
     /* One IOSAPIC now... */
     struct hvm_vioapic  vioapic;

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