include/hw/misc/cbus.h

   1 /*
   2  * CBUS three-pin bus and the Retu / Betty / Tahvo / Vilma / Avilma /
   3  * Hinku / Vinku / Ahne / Pihi chips used in various Nokia platforms.
   4  * Based on reverse-engineering of a linux driver.
   5  *
   6  * Copyright (C) 2008 Nokia Corporation
   7  * Written by Andrzej Zaborowski
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  */
  12
  13 #ifndef HW_MISC_CBUS_H
  14 #define HW_MISC_CBUS_H
  15
  16 #include "hw/irq.h"
  17
  18 typedef struct {
  19     qemu_irq clk;
  20     qemu_irq dat;
  21     qemu_irq sel;
  22 } CBus;
  23
  24 CBus *cbus_init(qemu_irq dat_out);
  25 void cbus_attach(CBus *bus, void *slave_opaque);
  26
  27 void *retu_init(qemu_irq irq, int vilma);
  28 void *tahvo_init(qemu_irq irq, int betty);
  29
  30 void retu_key_event(void *retu, int state);
  31
  32 #endif