-
-
struct v3_sym_interface {
uint64_t magic;
-
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)
- uint8_t pci_pt_map[256 / 8];
} __attribute__((packed));
+
+#include <palacios/vm_guest.h>
+
+
+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;
+ uint64_t flags;
+ 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; // activated when symbiotic page MSR is written
+ uint_t sym_call_active : 1;
+ uint_t sym_call_returned : 1;
+ uint_t sym_call_error : 1;
+ } __attribute__((packed));
+
+ struct v3_sym_context old_ctx;
+
+ int sym_call_errno;
+
+ uint64_t sym_call_rip;
+ uint64_t sym_call_cs;
+ uint64_t sym_call_rsp;
+ uint64_t sym_call_gs;
+ uint64_t sym_call_fs;
};
+
+
+
+
+
+
int v3_init_sym_iface(struct guest_info * info);
+typedef uint64_t sym_arg_t;
+
+#define v3_sym_call0(info, call_num) \
+ v3_sym_call(info, call_num, 0, 0, 0, 0, 0)
+#define v3_sym_call1(info, call_num, arg1) \
+ v3_sym_call(info, call_num, arg1, 0, 0, 0, 0)
+#define v3_sym_call2(info, call_num, arg1, arg2) \
+ v3_sym_call(info, call_num, arg1, arg2, 0, 0, 0)
+#define v3_sym_call3(info, call_num, arg1, arg2, arg3) \
+ v3_sym_call(info, call_num, arg1, arg2, arg3, 0, 0)
+#define v3_sym_call4(info, call_num, arg1, arg2, arg3, arg4) \
+ v3_sym_call(info, call_num, arg1, arg2, arg3, arg4, 0)
+#define v3_sym_call5(info, call_num, arg1, arg2, arg3, arg4, arg5) \
+ v3_sym_call(info, call_num, arg1, arg2, arg3, arg4, arg5)
+
+
+
+
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);
+/* Symcall numbers */
+#define SYMCALL_TEST 1
+#define SYMCALL_MEM_LOOKUP 10
+/* ** */
+
+int v3_sym_call(struct guest_info * info,
+ uint64_t call_num, sym_arg_t * arg0,
+ sym_arg_t * arg1, sym_arg_t * arg2,
+ sym_arg_t * arg3, sym_arg_t * arg4);
+
#endif
