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modified 68681 to return 0xff if input port is NULL

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This commit is contained in:
Roberto Zandona 2008-08-18 06:31:15 +00:00
parent 284b5a0d95
commit 3d33c20559
2 changed files with 50 additions and 6 deletions
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14
src/emu/machine/68681.c
View File

@ -380,7 +380,19 @@ READ8_DEVICE_HANDLER(duart68681_r)
if ( duart68681->duart_config->input_port_read != NULL )
r = duart68681->duart_config->input_port_read(duart68681->device);
else
r = 0x0;
{
r = 0xff;
/*
if (input_code_pressed(KEYCODE_1)) r ^= 0x0001;
if (input_code_pressed(KEYCODE_2)) r ^= 0x0002;
if (input_code_pressed(KEYCODE_3)) r ^= 0x0004;
if (input_code_pressed(KEYCODE_4)) r ^= 0x0008;
if (input_code_pressed(KEYCODE_5)) r ^= 0x0010;
if (input_code_pressed(KEYCODE_6)) r ^= 0x0020;
if (input_code_pressed(KEYCODE_7)) r ^= 0x0040;
if (input_code_pressed(KEYCODE_8)) r ^= 0x0080;
*/
}
break;
case 0x0e: /* Start counter command */
switch( (duart68681->ACR >> 4) & 0x07 )

42
src/mame/drivers/adp.c
View File

@ -222,13 +222,13 @@ static PALETTE_INIT( adp )
static VIDEO_START(adp)
{
// UINT32 i;
// UINT16 *prgrom = (UINT16*)memory_region(machine, "main");
// UINT32 i;
// UINT16 *prgrom = (UINT16*)memory_region(machine, "main");
HD63484_start();
// for (i = 0; i < 0x10; i++)
// HD63484_ram[0x80000 + i] = i;
// for (i = 0; i < 0x70000; i++)
// HD63484_ram[0x90000 + i] = prgrom[i];
}
@ -318,6 +318,36 @@ static READ16_HANDLER(test_r)
}
}
static READ16_HANDLER(test1_r)
{
if (input_code_pressed(KEYCODE_Q)) return 0x0001;
if (input_code_pressed(KEYCODE_W)) return 0x0002;
if (input_code_pressed(KEYCODE_E)) return 0x0004;
if (input_code_pressed(KEYCODE_R)) return 0x0008;
if (input_code_pressed(KEYCODE_T)) return 0x0010;
if (input_code_pressed(KEYCODE_Y)) return 0x0020;
if (input_code_pressed(KEYCODE_U)) return 0x0040;
if (input_code_pressed(KEYCODE_I)) return 0x0080;
if (input_code_pressed(KEYCODE_A)) return 0x0100;
if (input_code_pressed(KEYCODE_S)) return 0x0200;
if (input_code_pressed(KEYCODE_D)) return 0x0400;
if (input_code_pressed(KEYCODE_F)) return 0x0800;
if (input_code_pressed(KEYCODE_G)) return 0x1000;
if (input_code_pressed(KEYCODE_H)) return 0x2000;
if (input_code_pressed(KEYCODE_J)) return 0x4000;
if (input_code_pressed(KEYCODE_K)) return 0x8000;
switch (mame_rand(machine) & 3)
{
case 0:
return 0;
case 1:
return 0xffff;
default:
return mame_rand(machine) % 0xffff;
}
}
static ADDRESS_MAP_START( skattv_mem, ADDRESS_SPACE_PROGRAM, 16 )
AM_RANGE(0x000000, 0x0fffff) AM_ROM
AM_RANGE(0x400000, 0x4000ff) AM_READ(test_r) //18b too
@ -325,7 +355,9 @@ static ADDRESS_MAP_START( skattv_mem, ADDRESS_SPACE_PROGRAM, 16 )
AM_RANGE(0x800082, 0x800083) AM_READWRITE(HD63484_data_r, HD63484_data_w)
// AM_RANGE(0x8000a0, 0x8000a1) AM_READ(handler2_r)
// AM_RANGE(0x8000a2, 0x8000a3) AM_READ(handler2_r)
AM_RANGE(0x800100, 0x80017f) AM_READ(test_r) //18b too
// AM_RANGE(0x800100, 0x80017f) AM_READ(test_r) //18b too
AM_RANGE(0x800100, 0x800101) AM_READ(test_r) //18b too
AM_RANGE(0x800140, 0x800141) AM_READ(test1_r) //18b too
AM_RANGE(0x800180, 0x80019f) AM_DEVREADWRITE8( DUART68681, "duart68681", duart68681_r, duart68681_w, 0xff )
// AM_RANGE(0xffd246, 0xffd247) AM_READ(handler3_r)
// AM_RANGE(0xffd248, 0xffd249) AM_READ(handler3_r)