added symbiotic interface and a number of other small changes

[palacios.git] / palacios / include / palacios / vmm_sym_iface.h

diff --git a/palacios/include/palacios/vmm_sym_iface.h b/palacios/include/palacios/vmm_sym_iface.h
index 5fcb69a..94b47ec 100644 (file)
--- a/palacios/include/palacios/vmm_sym_iface.h
+++ b/palacios/include/palacios/vmm_sym_iface.h
@@ -23,7 +23,7 @@
 
 #ifdef __V3VEE__
 
-
+#include <palacios/vm_guest.h>
 
 
 
@@ -34,35 +34,100 @@ struct v3_sym_interface {
     union {
        uint32_t feature_flags;
        struct {
-           uint_t cur_proc_valid         : 1;
-           uint_t proc_list_valid        : 1;
+           uint_t pci_map_valid          : 1;
+           uint32_t sym_call_enabled       : 1;
+       } __attribute__((packed));
+    } __attribute__((packed));
+
+    union { 
+       uint32_t state_flags;
+       struct {
+           uint32_t sym_call_active        : 1;
        } __attribute__((packed));
     } __attribute__((packed));
 
-    addr_t current_proc;
-    addr_t proc_list;
+    uint64_t current_proc;
+    uint64_t proc_list;
+    
+    uint8_t pci_pt_map[(4 * 256) / 8]; // we're hardcoding this: (4 busses, 256 max devs)
+
+
+    uint64_t sym_call_rip;
+    uint64_t sym_call_cs;
+    uint64_t sym_call_rsp;
+    uint64_t sym_call_gs;
+    uint64_t sym_call_ret_fn;
 
-    uint8_t pci_pt_map[256 / 8];
 } __attribute__((packed));
 
 
+
+
+struct v3_sym_context {
+    struct v3_gprs vm_regs;
+    struct v3_segment cs;
+    struct v3_segment ss;
+    uint64_t gs_base;
+    uint64_t fs_base;
+    uint64_t rip;
+    uint8_t cpl;
+};
+
+
+
 struct v3_sym_state {
     
     struct v3_sym_interface * sym_page;
     addr_t sym_page_pa;
 
-    uint_t active;
     uint64_t guest_pg_addr;
 
+    struct {
+       uint_t active              : 1;
+       uint_t call_pending        : 1;
+       uint_t call_active         : 1;
+    } __attribute__((packed));
+
+    struct v3_sym_context old_ctx;
+    uint64_t args[6];
+    int (*notifier)(struct guest_info * info, void * private_data);
+
+    void * private_data;
+
 };
 
 int v3_init_sym_iface(struct guest_info * info);
 
 
+
+#define v3_sym_call0(info, call_num, cb, priv)         \
+    v3_sym_call(info, call_num, 0, 0, 0, 0, 0, cb, priv)
+#define v3_sym_call1(info, call_num, arg1, cb, priv)           \
+    v3_sym_call(info, call_num, arg1, 0, 0, 0, 0, cb, priv)
+#define v3_sym_call2(info, call_num, arg1, arg2, cb, priv)     \
+    v3_sym_call(info, call_num, arg1, arg2, 0, 0, 0, cb, priv)
+#define v3_sym_call3(info, call_num, arg1, arg2, arg3, cb, priv)       \
+    v3_sym_call(info, call_num, arg1, arg2, arg3, 0, 0, cb, priv)
+#define v3_sym_call4(info, call_num, arg1, arg2, arg3, arg4, cb, priv) \
+    v3_sym_call(info, call_num, arg1, arg2, arg3, arg4, 0, cb, priv)
+#define v3_sym_call5(info, call_num, arg1, arg2, arg3, arg4, arg5, cb, priv)   \
+    v3_sym_call(info, call_num, arg1, arg2, arg3, arg4, arg5, cb, priv)
+
+
+
+
 int v3_sym_map_pci_passthrough(struct guest_info * info, uint_t bus, uint_t dev, uint_t fn);
 int v3_sym_unmap_pci_passthrough(struct guest_info * info, uint_t bus, uint_t dev, uint_t fn);
 
 
+int v3_sym_call(struct guest_info * info, 
+               uint64_t arg0, uint64_t arg1, 
+               uint64_t arg2, uint64_t arg3,
+               uint64_t arg4, uint64_t arg5, 
+               int (*notifier)(struct guest_info * info, void * private_data),
+               void * private_data);
+
+int v3_activate_sym_call(struct guest_info * info);
 
 #endif