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Add teamtap support

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pmandin committed Sep 16, 2006
1 parent 596f265 commit eac3f5543af2049eca0d32f21757eb7fb2ef7ad2
Showing with 113 additions and 65 deletions.
  1. +2 −2 README.MiNT
  2. +111 −63 src/joystick/mint/SDL_sysjoystick.c
@@ -124,12 +124,12 @@ SDL_JOYSTICK_ATARI:

'ikbd-joy1-[on|off]' for IKBD joystick on port 1 (hardware access)
'xbios-joy1-[on|off]' for IKBD joystick on port 1 (xbios access)
'porta-pad-[on|off]' for joypad on port A
'porta-pad-[on|off]' for joypad and/or teamtap on port A
'porta-joy0-[on|off]' for joystick 0 on port A
'porta-joy1-[on|off]' for joystick 1 on port A
'porta-lp-[on|off]' for lightpen on port A
'porta-anpad-[on|off]' for analog paddle on port A
'portb-pad-[on|off]' for joypad on port B
'portb-pad-[on|off]' for joypad and/or teamtap on port B
'portb-joy0-[on|off]' for joystick 0 on port B
'portb-joy1-[on|off]' for joystick 1 on port B
'portb-anpad-[on|off]' for analog paddle on port B
@@ -44,20 +44,29 @@

/* We can have:
1 joystick on IKBD port 1, read via hardware I/O
or same joystick on IKBD port 1, read via xbios
2 joypads on ports A,B
or 4 joysticks on joypads ports A,B
or same joystick on IKBD port 1, read via xbios
1 joypad on port A (up to 4 with teamtap)
or 2 joysticks on joypad port A
or 1 analog paddle on joypad port A
or 1 lightpen on joypad port A
or 2 analog paddles on joypads ports A,B
1 joypad on port B (up to 4 with teamtap)
or 2 joysticks on joypad port B
or 1 analog paddle on joypad port B
2 joysticks on parallel port
*/

enum
{
IKBD_JOY1 = 0,
XBIOS_JOY1,
PORTA_PAD,
PORTB_PAD,
PORTA_PAD0,
PORTA_PAD1,
PORTA_PAD2,
PORTA_PAD3,
PORTB_PAD0,
PORTB_PAD1,
PORTB_PAD2,
PORTB_PAD3,
PORTA_JOY0,
PORTA_JOY1,
PORTB_JOY0,
@@ -120,8 +129,14 @@ typedef struct
static atarijoy_t atarijoysticks[MAX_JOYSTICKS] = {
{SDL_FALSE, "IKBD joystick port 1", 0},
{SDL_FALSE, "Xbios joystick port 1", 0},
{SDL_FALSE, "Joypad port A", 0},
{SDL_FALSE, "Joypad port B", 0},
{SDL_FALSE, "Joypad 0 port A", 0},
{SDL_FALSE, "Joypad 1 port A", 0},
{SDL_FALSE, "Joypad 2 port A", 0},
{SDL_FALSE, "Joypad 3 port A", 0},
{SDL_FALSE, "Joypad 0 port B", 0},
{SDL_FALSE, "Joypad 1 port B", 0},
{SDL_FALSE, "Joypad 2 port B", 0},
{SDL_FALSE, "Joypad 3 port B", 0},
{SDL_FALSE, "Joystick 0 port A", 0},
{SDL_FALSE, "Joystick 1 port A", 0},
{SDL_FALSE, "Joystick 0 port B", 0},
@@ -150,7 +165,7 @@ static Uint16 jp_paddles[4];
static Uint16 jp_lightpens[2];
static Uint16 jp_directions;
static Uint16 jp_fires;
static Uint32 jp_joypads[2];
static Uint32 jp_joypads[8];

/*--- Functions prototypes ---*/

@@ -186,8 +201,14 @@ SDL_SYS_JoystickInit(void)
atarijoysticks[IKBD_JOY1].enabled = (SDL_AtariIkbd_enabled != 0);
}
if ((cookie_mch == MCH_STE << 16) || (cookie_mch == MCH_F30 << 16)) {
atarijoysticks[PORTA_PAD].enabled = SDL_TRUE;
atarijoysticks[PORTB_PAD].enabled = SDL_TRUE;
atarijoysticks[PORTA_PAD0].enabled =
atarijoysticks[PORTA_PAD1].enabled =
atarijoysticks[PORTA_PAD2].enabled =
atarijoysticks[PORTA_PAD3].enabled =
atarijoysticks[PORTB_PAD0].enabled =
atarijoysticks[PORTB_PAD1].enabled =
atarijoysticks[PORTB_PAD2].enabled =
atarijoysticks[PORTB_PAD3].enabled = SDL_TRUE;
}
if (!atarijoysticks[IKBD_JOY1].enabled) {
atarijoysticks[XBIOS_JOY1].enabled = (SDL_AtariXbios_enabled != 0);
@@ -205,8 +226,8 @@ SDL_SYS_JoystickInit(void)
}
/* Joypads ports only on STE and Falcon */
if ((cookie_mch == MCH_STE << 16) || (cookie_mch == MCH_F30 << 16)) {
TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD);
if (!atarijoysticks[PORTA_PAD].enabled) {
TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD0);
if (!atarijoysticks[PORTA_PAD0].enabled) {
TEST_JOY_ENABLED(envr, "porta-joy0", PORTA_JOY0);
TEST_JOY_ENABLED(envr, "porta-joy1", PORTA_JOY1);
if (!(atarijoysticks[PORTA_JOY0].enabled)
@@ -218,8 +239,8 @@ SDL_SYS_JoystickInit(void)
}
}

TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD);
if (!atarijoysticks[PORTB_PAD].enabled) {
TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD0);
if (!atarijoysticks[PORTB_PAD0].enabled) {
TEST_JOY_ENABLED(envr, "portb-joy0", PORTB_JOY0);
TEST_JOY_ENABLED(envr, "portb-joy1", PORTB_JOY1);
if (!(atarijoysticks[PORTB_JOY0].enabled)
@@ -247,7 +268,7 @@ SDL_SYS_JoystickInit(void)

/* Need to update joypad ports ? */
joypad_ports_enabled = SDL_FALSE;
for (i = PORTA_PAD; i <= PORTB_ANPAD; i++) {
for (i = PORTA_PAD0; i <= PORTB_ANPAD; i++) {
if (atarijoysticks[i].enabled) {
joypad_ports_enabled = SDL_TRUE;
break;
@@ -314,8 +335,14 @@ SDL_SYS_JoystickOpen(SDL_Joystick * joystick)
joystick->nballs = 0;

switch (numjoystick) {
case PORTA_PAD:
case PORTB_PAD:
case PORTA_PAD0:
case PORTA_PAD1:
case PORTA_PAD2:
case PORTA_PAD3:
case PORTB_PAD0:
case PORTB_PAD1:
case PORTB_PAD2:
case PORTB_PAD3:
joystick->nhats = 1;
joystick->nbuttons = JP_NUM_BUTTONS;
break;
@@ -393,14 +420,36 @@ SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
atarijoysticks[numjoystick].prevstate = curstate;
}
break;
case PORTA_PAD:
case PORTB_PAD:
case PORTA_PAD0:
case PORTA_PAD1:
case PORTA_PAD2:
case PORTA_PAD3:
case PORTB_PAD0:
case PORTB_PAD1:
case PORTB_PAD2:
case PORTB_PAD3:
{
int numjoypad, i;

numjoypad = 0;
if (numjoystick == PORTB_PAD)
numjoypad = 1;
switch(numjoystick) {
case PORTA_PAD0:
numjoypad = 0; break;
case PORTA_PAD1:
numjoypad = 1; break;
case PORTA_PAD2:
numjoypad = 2; break;
case PORTA_PAD3:
numjoypad = 3; break;
case PORTB_PAD0:
numjoypad = 4; break;
case PORTB_PAD1:
numjoypad = 5; break;
case PORTB_PAD2:
numjoypad = 6; break;
case PORTB_PAD3:
numjoypad = 7; break;
}

curstate = jp_joypads[numjoypad];
if (curstate != prevstate) {
@@ -598,6 +647,17 @@ struct JOYPAD_IO_S
};
#define JOYPAD_IO ((*(volatile struct JOYPAD_IO_S *)JOYPAD_IO_BASE))

static const Uint16 joypad_masks[8*4]={
0xfffe, 0xfffd, 0xfffb, 0xfff7,
0xfff0, 0xfff1, 0xfff2, 0xfff3,
0xfff4, 0xfff5, 0xfff6, 0xfff8,
0xfff9, 0xfffa, 0xfffc, 0xffff,
0xffef, 0xffdf, 0xffbf, 0xff7f,
0xff0f, 0xff1f, 0xff2f, 0xff3f,
0xff4f, 0xff5f, 0xff6f, 0xff8f,
0xff9f, 0xffaf, 0xffcf, 0xffff
};

static void
UpdateJoypads(void)
{
@@ -625,47 +685,35 @@ UpdateJoypads(void)
tmp = (JOYPAD_IO.paddles[3] & 255);
jp_paddles[3] = (tmp << 8) | tmp;

/* Update joypad 0 */
JOYPAD_IO.directions = 0xfffe;
jp_joypads[0] = ((~(JOYPAD_IO.fires)) & 3) << (16);
JOYPAD_IO.directions = 0xfffe;
jp_joypads[0] |= ((~(JOYPAD_IO.directions)) >> 8) & 15;

JOYPAD_IO.directions = 0xfffd;
jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 2);
JOYPAD_IO.directions = 0xfffd;
jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 4;

JOYPAD_IO.directions = 0xfffb;
jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 4);
JOYPAD_IO.directions = 0xfffb;
jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 8;

JOYPAD_IO.directions = 0xfff7;
jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 6);
JOYPAD_IO.directions = 0xfff7;
jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 12;

/* Update joypad 1 */
JOYPAD_IO.directions = 0xffef;
jp_joypads[1] = ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 - 2);
JOYPAD_IO.directions = 0xffef;
jp_joypads[1] |= ((~(JOYPAD_IO.directions)) >> 12) & 15;

JOYPAD_IO.directions = 0xffdf;
jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16);
JOYPAD_IO.directions = 0xffdf;
jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 4;

JOYPAD_IO.directions = 0xffbf;
jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 + 2);
JOYPAD_IO.directions = 0xffbf;
jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 8;

JOYPAD_IO.directions = 0xff7f;
jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 + 4);
JOYPAD_IO.directions = 0xff7f;
jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 12;
/* Update joypads on teamtap port A */
for (i=0; i<4; i++) {
jp_joypads[i] = 0;
for (j=0; j<4; j++) {
JOYPAD_IO.directions = joypad_masks[(i*4)+j];

cur_fire = (~(JOYPAD_IO.fires) & 3)<<16;
cur_dir = (~(JOYPAD_IO.directions)>>8) & 15;

jp_joypads[i] |= cur_fire<<(j*2);
jp_joypads[i] |= cur_dir<<(j*4);
}
}

/* Update joypads on teamtap port B */
for (i=4; i<8; i++) {
jp_joypads[i] = 0;
for (j=0; j<4; j++) {
JOYPAD_IO.directions = joypad_masks[(i*4)+j];

cur_fire = (~(JOYPAD_IO.fires) & 0xc)<<14;
cur_dir = (~(JOYPAD_IO.directions)>>12) & 15;

jp_joypads[i] |= cur_fire<<(j*2);
jp_joypads[i] |= cur_dir<<(j*4);
}
}

JOYPAD_IO.directions=0xffff;
}

#endif /* SDL_JOYSTICK_MINT */

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