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attache: small RTC and documentation update. (no whatsnew)

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This commit is contained in:
mahlemiut 2013-06-11 05:54:59 +00:00
parent bfcf260d68
commit 2dc6458ede
1 changed files with 5 additions and 8 deletions
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13
src/mess/drivers/attache.c
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@ -44,9 +44,7 @@
*
* TODO:
* - Keyboard repeat
* - Get FDC/DMA transfers working
* - Get at least some of the system tests to pass
* - Add graphics support
* - and probably lots more I've forgotten, too.
*
*/
@ -64,7 +62,6 @@
#include "video/tms9927.h"
#include "machine/ram.h"
#include "machine/nvram.h"
#include "debugger.h"
class attache_state : public driver_device
{
@ -435,7 +432,7 @@ void attache_state::keyboard_clock_w(bool state)
m_kb_clock = state;
}
// TODO: Figure out exactly how the HLD, RD, WR and CS lines are hooked up
// TODO: Figure out exactly how the HLD, RD, WR and CS lines on the RTC are hooked up
READ8_MEMBER(attache_state::pio_portA_r)
{
UINT8 ret = 0xff;
@ -505,16 +502,16 @@ void attache_state::operation_strobe(address_space& space, UINT8 data)
break;
case PIO_SEL_5832_WRITE:
m_rtc->cs_w(1);
m_rtc->write_w(0);
m_rtc->read_w(1);
m_rtc->write_w(1);
m_rtc->read_w(0);
m_rtc->address_w((data & 0xf0) >> 4);
m_rtc->data_w(space,0,data & 0x0f);
logerror("RTC: write %01x to %01x\n",data & 0x0f,(data & 0xf0) >> 4);
break;
case PIO_SEL_5832_READ:
m_rtc->cs_w(1);
m_rtc->write_w(0);
m_rtc->read_w(1);
m_rtc->write_w(1);
m_rtc->read_w(0);
m_rtc->address_w((data & 0xf0) >> 4);
logerror("RTC: write %01x to %01x (read)\n",data & 0x0f,(data & 0xf0) >> 4);
break;