WebSVN – HelenOS – Diff – /trunk/kernel/arch/ia32xen/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 KERN_ia32xen_HYPERCALL_H_
 #define KERN_ia32xen_HYPERCALL_H_
+#ifndef __ASM__
-#include <arch/types.h>
+#   include <arch/types.h>
-#include <macros.h>
+#   include <macros.h>
+#endif
+#define GUEST_CMDLINE   1024
+#define VIRT_CPUS   32
+#define START_INFO_SIZE 1104
+#define BOOT_OFFSET     0x0000
+#define TEMP_STACK_SIZE 0x1000
+#define XEN_VIRT_START  0xFC000000
+#define XEN_CS          0xe019
+#define XEN_ELFNOTE_INFO            0
+#define XEN_ELFNOTE_ENTRY           1
+#define XEN_ELFNOTE_HYPERCALL_PAGE  2
+#define XEN_ELFNOTE_VIRT_BASE       3
+#define XEN_ELFNOTE_PADDR_OFFSET    4
+#define XEN_ELFNOTE_XEN_VERSION     5
+#define XEN_ELFNOTE_GUEST_OS        6
+#define XEN_ELFNOTE_GUEST_VERSION   7
+#define XEN_ELFNOTE_LOADER          8
+#define XEN_ELFNOTE_PAE_MODE        9
+#define XEN_ELFNOTE_FEATURES        10
+#define XEN_ELFNOTE_BSD_SYMTAB      11
-typedef uint16_t domid_t;
-typedef struct {
-    uint8_t vector;     /**< Exception vector */
-    uint8_t flags;      /**< 0-3: privilege level; 4: clear event enable */
-    uint16_t cs;        /**< Code selector */
-    void *address;      /**< Code offset */
+#define mp_map ((pfn_t *) XEN_VIRT_START)
-} trap_info_t;
+#define SIF_PRIVILEGED  (1 << 0)  /**< Privileged domain */
+#define SIF_INITDOMAIN  (1 << 1)  /**< Iinitial control domain */
-typedef struct {
-    evtchn_t port;
-} evtchn_send_t;
+#define XEN_CONSOLE_VGA     0x03
-typedef struct {
-    uint32_t cmd;
-    union {
-        evtchn_send_t send;
+#define XEN_CONSOLE_VESA    0x23
-    };
-} evtchn_op_t;
 #define XEN_SET_TRAP_TABLE      0
 #define XEN_MMU_UPDATE          1
 #define XEN_SET_CALLBACKS       4
 #define XEN_UPDATE_VA_MAPPING   14
 #define XEN_EVENT_CHANNEL_OP    16
 #define XEN_VERSION             17
 #define XEN_CONSOLE_IO          18
 #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 EVTCHNOP_SEND           4
 #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 */
 #define DOMID_SELF (0x7FF0U)
 #define DOMID_IO   (0x7FF1U)
+#ifndef __ASM__
+typedef uint16_t domid_t;
+typedef uint32_t evtchn_t;
+typedef struct {
+    uint32_t version;
+    uint32_t pad0;
+    uint64_t tsc_timestamp;   /**< TSC at last update of time vals */
+    uint64_t system_time;     /**< Time, in nanosecs, since boot */
+    uint32_t tsc_to_system_mul;
+    int8_t tsc_shift;
+    int8_t pad1[3];
+} vcpu_time_info_t;
+typedef struct {
+    uint32_t cr2;
+    uint32_t pad[5];
+} arch_vcpu_info_t;
+typedef struct arch_shared_info {
+    pfn_t max_pfn;                  /**< max pfn that appears in table */
+    uint32_t pfn_to_mfn_frame_list_list;
+    uint32_t nmi_reason;
+} arch_shared_info_t;
+typedef struct {
+    uint8_t evtchn_upcall_pending;
+    ipl_t evtchn_upcall_mask;
+    evtchn_t evtchn_pending_sel;
+    arch_vcpu_info_t arch;
+    vcpu_time_info_t time;
+} vcpu_info_t;
+typedef struct {
+    vcpu_info_t vcpu_info[VIRT_CPUS];
+    evtchn_t evtchn_pending[32];
+    evtchn_t evtchn_mask[32];
+    uint32_t wc_version;                  /**< Version counter */
+    uint32_t wc_sec;                      /**< Secs  00:00:00 UTC, Jan 1, 1970 */
+    uint32_t wc_nsec;                     /**< Nsecs 00:00:00 UTC, Jan 1, 1970 */
+    arch_shared_info_t arch;
+} shared_info_t;
+typedef struct {
+    int8_t magic[32];           /**< "xen-<version>-<platform>" */
+    uint32_t frames;            /**< Available frames */
+    shared_info_t *shared_info; /**< Shared info structure (machine address) */
+    uint32_t flags;             /**< SIF_xxx flags */
+    pfn_t store_mfn;            /**< Shared page (machine page) */
+    evtchn_t store_evtchn;      /**< Event channel for store communication */
+    union {
+        struct {
+            pfn_t mfn;          /**< Console page (machine page) */
+            evtchn_t evtchn;    /**< Event channel for console messages */
+        } domU;
+        struct {
+            uint32_t info_off;  /**< Offset of console_info struct */
+            uint32_t info_size; /**< Size of console_info struct from start */
+        } dom0;
+    } console;
+    pte_t *ptl0;                /**< Boot PTL0 (kernel address) */
+    uint32_t pt_frames;         /**< Number of bootstrap page table frames */
+    pfn_t *pm_map;              /**< Physical->machine frame map (kernel address) */
+    void *mod_start;            /**< Modules start (kernel address) */
+    uint32_t mod_len;           /**< Modules size (bytes) */
+    int8_t cmd_line[GUEST_CMDLINE];
+} start_info_t;
+typedef struct {
+    uint8_t video_type;
+    union {
+        struct {
+            uint16_t font_height;
+            uint16_t cursor_x;
+            uint16_t cursor_y;
+            uint16_t rows;
+            uint16_t columns;
+        } vga;
+        struct {
+            uint16_t width;
+            uint16_t height;
+            uint16_t bytes_per_line;
+            uint16_t bits_per_pixel;
+            uint32_t lfb_base;
+            uint32_t lfb_size;
+            uint8_t red_pos;
+            uint8_t red_size;
+            uint8_t green_pos;
+            uint8_t green_size;
+            uint8_t blue_pos;
+            uint8_t blue_size;
+            uint8_t rsvd_pos;
+            uint8_t rsvd_size;
+        } vesa_lfb;
+    } info;
+} console_info_t;
+typedef struct {
+    pfn_t start;
+    pfn_t size;
+    pfn_t reserved;
+} memzone_t;
+extern start_info_t start_info;
+extern shared_info_t shared_info;
+extern memzone_t meminfo;
+typedef struct {
+    uint8_t vector;     /**< Exception vector */
+    uint8_t flags;      /**< 0-3: privilege level; 4: clear event enable */
+    uint16_t cs;        /**< Code selector */
+    void *address;      /**< Code offset */
+} trap_info_t;
+typedef struct {
+    evtchn_t port;
+} evtchn_send_t;
+typedef struct {
+    uint32_t cmd;
+    union {
+        evtchn_send_t send;
+    };
+} evtchn_op_t;
 #define force_evtchn_callback() ((void) xen_version(0, 0))
 #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_set_callbacks(const unsigned int event_selector, const void *event_address, const unsigned int failsafe_selector, void *failsafe_address)
+{
     return hypercall4(XEN_SET_CALLBACKS, event_selector, event_address, failsafe_selector, failsafe_address);
+}
 static inline int xen_set_trap_table(const trap_info_t *table)
+{
     return hypercall1(XEN_SET_TRAP_TABLE, table);
+}
 static inline int xen_version(const unsigned int cmd, const void *arg)
+{
     return hypercall2(XEN_VERSION, cmd, arg);
+}
 static inline int xen_notify_remote(evtchn_t channel)
+{
     evtchn_op_t op;
     op.cmd = EVTCHNOP_SEND;
     op.send.port = channel;
     return hypercall1(XEN_EVENT_CHANNEL_OP, &op);
+}
+#endif
 #endif

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/ia32xen/include/hypercall.h – Rev 2071 → 2089