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added keyboard command 0xd2 as well as 0xdd and 0xdf

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This commit is contained in:
instinc 2002-04-11 00:28:55 +00:00
parent bf9b01035f
commit 86ed327ec9
1 changed files with 15 additions and 3 deletions
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18
bochs/iodev/keyboard.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: keyboard.cc,v 1.53 2002-03-27 16:42:54 bdenney Exp $
// $Id: keyboard.cc,v 1.54 2002-04-11 00:28:55 instinc Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
@ -70,7 +70,7 @@ bx_keyb_c::bx_keyb_c(void)
memset( &s, 0, sizeof(s) );
BX_KEY_THIS put("KBD");
BX_KEY_THIS settype(KBDLOG);
BX_DEBUG(("Init $Id: keyboard.cc,v 1.53 2002-03-27 16:42:54 bdenney Exp $"));
BX_DEBUG(("Init $Id: keyboard.cc,v 1.54 2002-04-11 00:28:55 instinc Exp $"));
}
bx_keyb_c::~bx_keyb_c(void)
@ -110,7 +110,7 @@ bx_keyb_c::resetinternals(Boolean powerup)
void
bx_keyb_c::init(bx_devices_c *d, bx_cmos_c *cmos)
{
BX_DEBUG(("Init $Id: keyboard.cc,v 1.53 2002-03-27 16:42:54 bdenney Exp $"));
BX_DEBUG(("Init $Id: keyboard.cc,v 1.54 2002-04-11 00:28:55 instinc Exp $"));
Bit32u i;
BX_KEY_THIS devices = d;
@ -413,6 +413,11 @@ bx_keyb_c::write( Bit32u address, Bit32u value, unsigned io_len)
controller_enQ(value, 1);
break;
case 0xd2:
// Queue in keyboard output buffer
controller_enQ(value, 0);
break;
default:
BX_PANIC(("=== unsupported write to port 60h(lastcomm=%02x): %02x",
(unsigned) BX_KEY_THIS s.kbd_controller.last_comm, (unsigned) value));
@ -559,8 +564,15 @@ BX_PANIC(("kbd: OUTB set and command 0x%02x encountered", value));
break;
case 0xd2: // write keyboard output buffer
BX_DEBUG(("io write 0x64: write keyboard output buffer"));
BX_KEY_THIS s.kbd_controller.expecting_port60h = 1;
break;
case 0xdd: // Disable A20 Address Line
BX_SET_ENABLE_A20(0);
break;
case 0xdf: // Enable A20 Address Line
BX_SET_ENABLE_A20(1);
break;
case 0xc1: // Continuous Input Port Poll, Low
case 0xc2: // Continuous Input Port Poll, High
case 0xe0: // Read Test Inputs