1 files changed, 90 insertions, 0 deletions
diff --git a/tools/ioemu/iodev/cmos.h b/tools/ioemu/iodev/cmos.h
new file mode 100644
index 0000000000..c53907db3e
--- /dev/null
+++ b/tools/ioemu/iodev/cmos.h
@@ -0,0 +1,90 @@
+/////////////////////////////////////////////////////////////////////////
+// $Id: cmos.h,v 1.9 2003/01/04 00:02:07 vruppert Exp $
+/////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2002  MandrakeSoft S.A.
+//
+//    MandrakeSoft S.A.
+//    43, rue d'Aboukir
+//    75002 Paris - France
+//    http://www.linux-mandrake.com/
+//    http://www.mandrakesoft.com/
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2 of the License, or (at your option) any later version.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+
+
+
+
+
+#if BX_USE_CMOS_SMF
+#  define BX_CMOS_SMF  static
+#  define BX_CMOS_THIS theCmosDevice->
+#else
+#  define BX_CMOS_SMF
+#  define BX_CMOS_THIS this->
+#endif
+
+
+class bx_cmos_c : public bx_cmos_stub_c {
+public:
+  bx_cmos_c(void);
+  ~bx_cmos_c(void);
+
+  virtual void init(void);
+  virtual void checksum_cmos(void);
+  virtual void reset(unsigned type);
+
+  virtual Bit32u get_reg(unsigned reg) {
+    return s.reg[reg];
+  }
+  virtual void set_reg(unsigned reg, Bit32u val) {
+    s.reg[reg] = val;
+  }
+  virtual time_t get_timeval() {
+    return s.timeval;
+  }
+
+  struct {
+    int     periodic_timer_index;
+    Bit32u  periodic_interval_usec;
+    int     one_second_timer_index;
+    int     uip_timer_index;
+    time_t  timeval;
+    Bit8u   cmos_mem_address;
+    bx_bool timeval_change;
+
+    Bit8u   reg[BX_NUM_CMOS_REGS];
+    } s;  // state information
+
+private:
+  static Bit32u read_handler(void *this_ptr, Bit32u address, unsigned io_len);
+  static void   write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
+#if !BX_USE_CMOS_SMF
+  Bit32u read(Bit32u address, unsigned io_len);
+  void   write(Bit32u address, Bit32u value, unsigned len);
+#endif
+
+public:
+  static void periodic_timer_handler(void *);
+  static void one_second_timer_handler(void *);
+  static void uip_timer_handler(void *);
+  BX_CMOS_SMF void periodic_timer(void);
+  BX_CMOS_SMF void one_second_timer(void);
+  BX_CMOS_SMF void uip_timer(void);
+private:
+  BX_CMOS_SMF void update_clock(void);
+  BX_CMOS_SMF void update_timeval(void);
+  BX_CMOS_SMF void CRA_change(void);
+  };