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(MESS) apple3: hooked up modifier keys [R. Belmont]

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This commit is contained in:
R. Belmont 2014-02-02 16:43:13 +00:00
parent 7bf568d972
commit 049c4db019
4 changed files with 54 additions and 31 deletions
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4
src/mess/drivers/apple3.c
View File

@ -171,8 +171,8 @@ static INPUT_PORTS_START( apple3 )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Control") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED)
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Open Apple") PORT_CODE(KEYCODE_LALT)
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Solid Apple") PORT_CODE(KEYCODE_RALT)
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("RESET") PORT_CODE(KEYCODE_F12)
INPUT_PORTS_END

29
src/mess/machine/apple3.c
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@ -119,15 +119,40 @@ READ8_MEMBER(apple3_state::apple3_c0xx_r)
switch(offset)
{
/* keystrobe */
case 0x00: case 0x01: case 0x02: case 0x03:
case 0x04: case 0x05: case 0x06: case 0x07:
result = AY3600_keydata_strobe_r(machine());
break;
/* modifier keys */
case 0x08: case 0x09: case 0x0A: case 0x0B:
case 0x0C: case 0x0D: case 0x0E: case 0x0F:
/* modifier keys */
result = 0x7d;
{
UINT8 tmp = AY3600_keymod_r(machine());
result = 0x7e;
if (tmp & AY3600_KEYMOD_SHIFT)
{
result &= ~0x02;
}
if (tmp & AY3600_KEYMOD_CONTROL)
{
result &= ~0x04;
}
if (tmp & AY3600_KEYMOD_CAPSLOCK)
{
result &= ~0x08;
}
if (tmp & AY3600_KEYMOD_COMMAND)
{
result &= ~0x10;
}
if (tmp & AY3600_KEYMOD_OPTION)
{
result &= ~0x20;
}
}
break;
case 0x10: case 0x11: case 0x12: case 0x13:

41
src/mess/machine/ay3600.c
View File

@ -264,17 +264,6 @@ static const unsigned char ay3600_key_remap_2e[2][9*8][4] =
#define AY3600_KEYS_LENGTH 128
// IIgs keymod flags
#define A2_KEYMOD_SHIFT 1
#define A2_KEYMOD_CONTROL 2
#define A2_KEYMOD_CAPSLOCK 4
#define A2_KEYMOD_REPEAT 8
#define A2_KEYMOD_KEYPAD 0x10
#define A2_KEYMOD_MODLATCH 0x20
#define A2_KEYMOD_COMMAND 0x40
#define A2_KEYMOD_OPTION 0x80
/***************************************************************************
HELPER FUNCTIONS
@ -327,7 +316,7 @@ int AY3600_init(running_machine &machine)
state->m_keywaiting = 0;
state->m_keycode = 0;
state->m_keystilldown = 0;
state->m_keymodreg = A2_KEYMOD_CAPSLOCK; // caps lock on
state->m_keymodreg = AY3600_KEYMOD_CAPSLOCK; // caps lock on
state->m_last_key = 0xff; /* necessary for special repeat key behaviour */
state->m_last_key_unmodified = 0xff; /* necessary for special repeat key behaviour */
@ -370,13 +359,13 @@ static TIMER_CALLBACK(AY3600_poll)
{
caps_lock = 1;
set_led_status(machine,1,1);
state->m_keymodreg |= A2_KEYMOD_CAPSLOCK;
state->m_keymodreg |= AY3600_KEYMOD_CAPSLOCK;
}
else
{
caps_lock = 0;
set_led_status(machine,1,0);
state->m_keymodreg &= ~A2_KEYMOD_CAPSLOCK;
state->m_keymodreg &= ~AY3600_KEYMOD_CAPSLOCK;
}
switchkey = A2_KEY_NORMAL;
@ -385,42 +374,42 @@ static TIMER_CALLBACK(AY3600_poll)
if (state->apple2_pressed_specialkey(SPECIALKEY_SHIFT))
{
switchkey |= A2_KEY_SHIFT;
state->m_keymodreg |= A2_KEYMOD_SHIFT;
state->m_keymodreg |= AY3600_KEYMOD_SHIFT;
}
else
{
state->m_keymodreg &= ~A2_KEYMOD_SHIFT;
state->m_keymodreg &= ~AY3600_KEYMOD_SHIFT;
}
/* control key check - only one control key on the left side on the Apple */
if (state->apple2_pressed_specialkey(SPECIALKEY_CONTROL))
{
switchkey |= A2_KEY_CONTROL;
state->m_keymodreg |= A2_KEYMOD_CONTROL;
state->m_keymodreg |= AY3600_KEYMOD_CONTROL;
}
else
{
state->m_keymodreg &= ~A2_KEYMOD_CONTROL;
state->m_keymodreg &= ~AY3600_KEYMOD_CONTROL;
}
/* apple key check */
if (state->apple2_pressed_specialkey(SPECIALKEY_BUTTON0))
{
state->m_keymodreg |= A2_KEYMOD_COMMAND;
state->m_keymodreg |= AY3600_KEYMOD_COMMAND;
}
else
{
state->m_keymodreg &= ~A2_KEYMOD_COMMAND;
state->m_keymodreg &= ~AY3600_KEYMOD_COMMAND;
}
/* option key check */
if (state->apple2_pressed_specialkey(SPECIALKEY_BUTTON1))
{
state->m_keymodreg |= A2_KEYMOD_OPTION;
state->m_keymodreg |= AY3600_KEYMOD_OPTION;
}
else
{
state->m_keymodreg &= ~A2_KEYMOD_OPTION;
state->m_keymodreg &= ~AY3600_KEYMOD_OPTION;
}
/* reset key check */
@ -445,7 +434,7 @@ static TIMER_CALLBACK(AY3600_poll)
/* run through real keys and see what's being pressed */
num_ports = a2_has_keypad(state) ? 9 : 7;
state->m_keymodreg &= ~A2_KEYMOD_KEYPAD;
state->m_keymodreg &= ~AY3600_KEYMOD_KEYPAD;
for (port = 0; port < num_ports; port++)
{
@ -469,7 +458,7 @@ static TIMER_CALLBACK(AY3600_poll)
if (port == 8)
{
state->m_keymodreg |= A2_KEYMOD_KEYPAD;
state->m_keymodreg |= AY3600_KEYMOD_KEYPAD;
}
/* prevent overflow */
@ -491,7 +480,7 @@ static TIMER_CALLBACK(AY3600_poll)
}
}
state->m_keymodreg &= ~A2_KEYMOD_REPEAT;
state->m_keymodreg &= ~AY3600_KEYMOD_REPEAT;
if (!any_key_pressed)
{
@ -514,7 +503,7 @@ static TIMER_CALLBACK(AY3600_poll)
state->m_keywaiting = 1;
state->m_keycode = state->m_last_key;
state->m_keycode_unmodified = state->m_last_key_unmodified;
state->m_keymodreg |= A2_KEYMOD_REPEAT;
state->m_keymodreg |= AY3600_KEYMOD_REPEAT;
}
}
state->m_keystilldown = (state->m_last_key_unmodified == state->m_keycode_unmodified);

11
src/mess/machine/ay3600.h
View File

@ -3,12 +3,21 @@
ay3600.h
Include file for AY3600 keyboard; used by Apple IIs
***************************************************************************/
#ifndef AY3600_H
#define AY3600_H
// keymod flags returned by AY3600_keymod_r()
#define AY3600_KEYMOD_SHIFT 1
#define AY3600_KEYMOD_CONTROL 2
#define AY3600_KEYMOD_CAPSLOCK 4
#define AY3600_KEYMOD_REPEAT 8
#define AY3600_KEYMOD_KEYPAD 0x10
#define AY3600_KEYMOD_MODLATCH 0x20
#define AY3600_KEYMOD_COMMAND 0x40
#define AY3600_KEYMOD_OPTION 0x80
/*----------- defined in machine/ay3600.c -----------*/