WebSVN – HelenOS – Diff – /trunk/kernel/arch/xen32/include/hypercall.h

 /*
  * Copyright (C) 2006 Martin Decky
  * All rights reserved.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
+ *
  * - Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  * - Redistributions in binary form must reproduce the above copyright
  *   notice, this list of conditions and the following disclaimer in the
  *   documentation and/or other materials provided with the distribution.
  * - The name of the author may not be used to endorse or promote products
  *   derived from this software without specific prior written permission.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #ifndef __xen32_HYPERCALL_H__
 #define __xen32_HYPERCALL_H__
 #include <arch/types.h>
 #include <macros.h>
 typedef uint16_t domid_t;
-typedef struct {
-    uint64_t ptr;  /**< Machine address of PTE */
-    uint64_t val;  /**< New contents of PTE */
-} mmu_update_t;
-typedef struct {
-    unsigned int cmd;
-    union {
-        unsigned long mfn;
+#define XEN_MMU_UPDATE          1
-        unsigned long linear_addr;
+#define XEN_UPDATE_VA_MAPPING   14
-    } arg1;
-    union {
-        unsigned int nr_ents;
-        void *vcpumask;
-    } arg2;
-} mmuext_op_t;
-#define XEN_MMU_UPDATE  1
+#define XEN_CONSOLE_IO          18
-#define XEN_CONSOLE_IO  18
+#define XEN_VM_ASSIST           21
-#define XEN_MMUEXT_OP   26
+#define XEN_MMUEXT_OP           26
 /*
  * Commands for XEN_CONSOLE_IO
  */
 #define CONSOLE_IO_WRITE    0
 #define CONSOLE_IO_READ     1
 #define MMUEXT_PIN_L1_TABLE      0
 #define MMUEXT_PIN_L2_TABLE      1
 #define MMUEXT_PIN_L3_TABLE      2
 #define MMUEXT_PIN_L4_TABLE      3
 #define MMUEXT_UNPIN_TABLE       4
 #define MMUEXT_NEW_BASEPTR       5
 #define MMUEXT_TLB_FLUSH_LOCAL   6
 #define MMUEXT_INVLPG_LOCAL      7
 #define MMUEXT_TLB_FLUSH_MULTI   8
 #define MMUEXT_INVLPG_MULTI      9
 #define MMUEXT_TLB_FLUSH_ALL    10
 #define MMUEXT_INVLPG_ALL       11
 #define MMUEXT_FLUSH_CACHE      12
 #define MMUEXT_SET_LDT          13
 #define MMUEXT_NEW_USER_BASEPTR 15
+#define UVMF_NONE               0        /**< No flushing at all */
+#define UVMF_TLB_FLUSH          1        /**< Flush entire TLB(s) */
+#define UVMF_INVLPG             2        /**< Flush only one entry */
+#define UVMF_FLUSHTYPE_MASK     3
+#define UVMF_MULTI              0        /**< Flush subset of TLBs */
+#define UVMF_LOCAL              0        /**< Flush local TLB */
+#define UVMF_ALL                (1 << 2) /**< Flush all TLBs */
+/*
+ * Commands to XEN_VM_ASSIST
+ */
+#define VMASST_CMD_ENABLE               0
+#define VMASST_CMD_DISABLE              1
+#define VMASST_TYPE_4GB_SEGMENTS        0
+#define VMASST_TYPE_4GB_SEGMENTS_NOTIFY 1
+#define VMASST_TYPE_WRITABLE_PAGETABLES 2
 #define DOMID_SELF (0x7FF0U)
 #define DOMID_IO   (0x7FF1U)
 #define hypercall0(id)  \
     ({  \
         unative_t ret;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret)    \
             :   \
             : "memory"  \
         );  \
         ret;    \
     })
 #define hypercall1(id, p1)  \
     ({  \
         unative_t ret, __ign1;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret), \
               "=b" (__ign1) \
             : "1" (p1)  \
             : "memory"  \
         );  \
         ret;    \
     })
 #define hypercall2(id, p1, p2)  \
     ({  \
         unative_t ret, __ign1, __ign2;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret), \
               "=b" (__ign1),    \
               "=c" (__ign2) \
             : "1" (p1), \
               "2" (p2)  \
             : "memory"  \
         );  \
         ret;    \
     })
 #define hypercall3(id, p1, p2, p3)  \
     ({  \
         unative_t ret, __ign1, __ign2, __ign3;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret), \
               "=b" (__ign1),    \
               "=c" (__ign2),    \
               "=d" (__ign3) \
             : "1" (p1), \
               "2" (p2), \
               "3" (p3)  \
             : "memory"  \
         );  \
         ret;    \
     })
 #define hypercall4(id, p1, p2, p3, p4)  \
     ({  \
         unative_t ret, __ign1, __ign2, __ign3, __ign4;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret), \
               "=b" (__ign1),    \
               "=c" (__ign2),    \
               "=d" (__ign3),    \
               "=S" (__ign4) \
             : "1" (p1), \
               "2" (p2), \
               "3" (p3), \
               "4" (p4)  \
             : "memory"  \
         );  \
         ret;    \
     })
 #define hypercall5(id, p1, p2, p3, p4, p5)  \
     ({  \
         unative_t ret, __ign1, __ign2, __ign3, __ign4, __ign5;  \
         asm volatile (  \
             "call hypercall_page + (" STRING(id) " * 32)\n" \
             : "=a" (ret), \
               "=b" (__ign1),    \
               "=c" (__ign2),    \
               "=d" (__ign3),    \
               "=S" (__ign4),    \
               "=D" (__ign5) \
             : "1" (p1), \
               "2" (p2), \
               "3" (p3), \
               "4" (p4), \
               "5" (p5)  \
             : "memory"  \
         );  \
         ret;    \
     })
 static inline int xen_console_io(const unsigned int cmd, const unsigned int count, const char *str)
+{
     return hypercall3(XEN_CONSOLE_IO, cmd, count, str);
+}
-static inline int xen_mmu_update(const mmu_update_t *req, const unsigned int count, unsigned int *success_count, domid_t domid)
-{
-    return hypercall4(XEN_MMU_UPDATE, req, count, success_count, domid);
-}
-static inline int xen_mmuext_op(const mmuext_op_t *op, const unsigned int count, unsigned int *success_count, domid_t domid)
+static inline int xen_vm_assist(const unsigned int cmd, const unsigned int type)
+{
-    return hypercall4(XEN_MMUEXT_OP, op, count, success_count, domid);
+    return hypercall2(XEN_VM_ASSIST, cmd, type);
+}
 #endif

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/xen32/include/hypercall.h – Rev 1817 → 1824