X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_ctrl_regs.h;h=96d5d16c92b9c646fbca9cde6a76b3f325772277;hb=6eecf583b522147ef13faabb634562f6f23bb712;hp=0bebdbcaf5586a1feedf46aaf8271f98d989fa74;hpb=a109eb919a162bd7de58d62020801bc2e633be50;p=palacios.git

diff --git a/palacios/include/palacios/vmm_ctrl_regs.h b/palacios/include/palacios/vmm_ctrl_regs.h
index 0bebdbc..96d5d16 100644
--- a/palacios/include/palacios/vmm_ctrl_regs.h
+++ b/palacios/include/palacios/vmm_ctrl_regs.h
@@ -1,7 +1,12 @@
+/* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
+/* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
+
 #ifndef __VMM_CTRL_REGS_H
 #define __VMM_CTRL_REGS_H
 
 
+#include <palacios/vm_guest.h>
+
 struct cr0_real {
   uint_t pe    : 1;
   uint_t mp    : 1;
@@ -117,6 +122,21 @@ struct cr4_64 {
 
 
 
+struct efer_64 {
+  uint_t sce              : 1;
+  uint_t rsvd1            : 7; // RAZ
+  uint_t lme              : 1;
+  uint_t rsvd2            : 1; // MBZ
+  uint_t lma              : 1;
+  uint_t nxe              : 1;
+  uint_t svme             : 1;
+  uint_t rsvd3            : 1; // MBZ
+  uint_t ffxsr            : 1;
+  uint_t rsvd4            : 12; // MBZ
+  uint_t rsvd5            : 32; // MBZ
+};
+
+
 struct rflags {
   uint_t cf                : 1;  // carry flag
   uint_t rsvd1             : 1;  // Must be 1
@@ -144,4 +164,34 @@ struct rflags {
 };
 
 
+
+
+
+/*
+// First opcode byte
+static const uchar_t cr_access_byte = 0x0f;
+
+// Second opcode byte
+static const uchar_t lmsw_byte = 0x01;
+static const uchar_t lmsw_reg_byte = 0x6;
+static const uchar_t smsw_byte = 0x01;
+static const uchar_t smsw_reg_byte = 0x4;
+static const uchar_t clts_byte = 0x06;
+static const uchar_t mov_to_cr_byte = 0x22;
+static const uchar_t mov_from_cr_byte = 0x20;
+*/
+
+
+int handle_cr0_write(struct guest_info * info);
+int handle_cr0_read(struct guest_info * info);
+
+int handle_cr3_write(struct guest_info * info);
+int handle_cr3_read(struct guest_info * info);
+
+
+#define CR3_32_SAME_BASE(source1,source2) ((source1)->pdt_base_addr == (source2)->pdt_base_addr)
+#define CR3_32_COPY_FLAGS(source,dest) do { (dest)->rsvd1=(source)->rsvd1; (dest)->pwt=(source)->pwt; (dest)->pcd=(source)->pcd; } while (0)
+#define CR3_32_COPY_BASE(source,dest) do { (dest)->pdt_base_addr = (source)->pdt_base_addr; } while (0)
+
+
 #endif