src/add-ons/kernel/drivers/graphics/et6x00/acl.c

   1 /*****************************************************************************\
   2  * Tseng Labs ET6000, ET6100 and ET6300 graphics driver for BeOS 5.
   3  * Copyright (c) 2003-2004, Evgeniy Vladimirovich Bobkov.
   4 \*****************************************************************************/
   5
   6 #include "acl.h"
   7 #include "bits.h"
   8
   9
  10 /*****************************************************************************/
  11 __inline void et6000aclMasterInterruptEnable(void *base) {
  12     set8(&((volatile char *)base)[0x34], 0x7f, 0x80);
  13 }
  14 /*****************************************************************************/
  15 __inline void et6000aclMasterInterruptDisable(void *base) {
  16     set8(&((volatile char *)base)[0x34], 0x7f, 0x00);
  17 }
  18 /*****************************************************************************/
  19 __inline void et6000aclReadInterruptEnable(void *base) {
  20     set8(&((volatile char *)base)[0x34], 0xfd, 0x02);
  21 }
  22 /*****************************************************************************/
  23 __inline void et6000aclReadInterruptDisable(void *base) {
  24     set8(&((volatile char *)base)[0x34], 0xfd, 0x00);
  25 }
  26 /*****************************************************************************/
  27 __inline void et6000aclWriteInterruptEnable(void *base) {
  28     set8(&((volatile char *)base)[0x34], 0xfe, 0x01);
  29 }
  30 /*****************************************************************************/
  31 __inline void et6000aclWriteInterruptDisable(void *base) {
  32     set8(&((volatile char *)base)[0x34], 0xfe, 0x00);
  33 }
  34 /*****************************************************************************/
  35 __inline void et6000aclReadInterruptClear(void *base) {
  36     set8(&((volatile char *)base)[0x35], 0xfd, 0x02);
  37 }
  38 /*****************************************************************************/
  39 __inline void et6000aclWriteInterruptClear(void *base) {
  40     set8(&((volatile char *)base)[0x34], 0xfe, 0x00);
  41 }
  42 /*****************************************************************************/
  43 __inline char et6000aclInterruptCause(void *base) {
  44     return ((volatile char *)base)[0x35] & 0x03;
  45 }
  46 /*****************************************************************************/