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rmnimbus.c: reduce tagmap lookups (nw)

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This commit is contained in:
Wilbert Pol 2015-08-11 23:14:30 +02:00
parent f749c73b26
commit 24f9770aeb
2 changed files with 16 additions and 6 deletions
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12
src/mess/includes/rmnimbus.h
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@ -66,7 +66,12 @@ public:
m_scsi_ctrl_out(*this, "scsi_ctrl_out"), m_scsi_ctrl_out(*this, "scsi_ctrl_out"),
m_fdc(*this, FDC_TAG), m_fdc(*this, FDC_TAG),
m_z80sio(*this, Z80SIO_TAG), m_z80sio(*this, Z80SIO_TAG),
m_screen(*this, "screen") m_screen(*this, "screen"),
m_io_config(*this, "config"),
m_io_joystick0(*this, JOYSTICK0_TAG),
m_io_mouse_button(*this, MOUSE_BUTTON_TAG),
m_io_mousex(*this, MOUSEX_TAG),
m_io_mousey(*this, MOUSEY_TAG)
{ {
} }
@ -84,6 +89,11 @@ public:
required_device<wd2793_t> m_fdc; required_device<wd2793_t> m_fdc;
required_device<z80sio2_device> m_z80sio; required_device<z80sio2_device> m_z80sio;
required_device<screen_device> m_screen; required_device<screen_device> m_screen;
required_ioport m_io_config;
required_ioport m_io_joystick0;
required_ioport m_io_mouse_button;
required_ioport m_io_mousex;
required_ioport m_io_mousey;
bitmap_ind16 m_video_mem; bitmap_ind16 m_video_mem;

10
src/mess/machine/rmnimbus.c
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@ -1546,9 +1546,9 @@ void rmnimbus_state::device_timer(emu_timer &timer, device_timer_id id, int para
int xint; int xint;
int yint; int yint;
m_nimbus_mouse.m_reg0a4 = ioport(MOUSE_BUTTON_TAG)->read() | 0xC0; m_nimbus_mouse.m_reg0a4 = m_io_mouse_button->read() | 0xC0;
x = ioport(MOUSEX_TAG)->read(); x = m_io_mousex->read();
y = ioport(MOUSEY_TAG)->read(); y = m_io_mousey->read();
UINT8 mxa; UINT8 mxa;
UINT8 mxb; UINT8 mxb;
@ -1683,14 +1683,14 @@ READ8_MEMBER(rmnimbus_state::nimbus_mouse_js_r)
UINT8 result; UINT8 result;
//int pc=m_maincpu->_pc(); //int pc=m_maincpu->_pc();
if (ioport("config")->read() & 0x01) if (m_io_config->read() & 0x01)
{ {
result=m_nimbus_mouse.m_reg0a4; result=m_nimbus_mouse.m_reg0a4;
//logerror("mouse_js_r: pc=%05X, result=%02X\n",pc,result); //logerror("mouse_js_r: pc=%05X, result=%02X\n",pc,result);
} }
else else
{ {
result=ioport(JOYSTICK0_TAG)->read_safe(0xff); result = m_io_joystick0->read();
} }
return result; return result;