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Ported the PIT fix and LPT1 fix for the Compaq Portable from PCem

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TC1995
2018-02-24 16:25:57 +01:00
parent 36232ce6a1
commit 26ec9293b7
2 changed files with 4 additions and 1 deletions
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3
src/machine/m_xt_compaq.c
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@@ -32,6 +32,7 @@
#include "../floppy/fdc.h" #include "../floppy/fdc.h"
#include "../game/gameport.h" #include "../game/gameport.h"
#include "../keyboard.h" #include "../keyboard.h"
#include "../lpt.h"
#include "machine.h" #include "machine.h"
@@ -50,6 +51,8 @@ machine_xt_compaq_init(machine_t *model)
switch(model->id) { switch(model->id) {
case ROM_PORTABLE: case ROM_PORTABLE:
lpt1_remove();
lpt1_init(0x03bc);
break; break;
} }
} }

2
src/pit.c
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@@ -314,7 +314,7 @@ int64_t pit_get_timer_0()
static int64_t pit_read_timer(PIT *pit, int64_t t) static int64_t pit_read_timer(PIT *pit, int64_t t)
{ {
timer_clock(); timer_clock();
if (pit->using_timer[t]) if (pit->using_timer[t] && !(pit->m[t] == 3 && !pit->gate[t]))
{ {
int64_t read = (int64_t)((pit->c[t] + ((1 << TIMER_SHIFT) - 1)) / PITCONST) >> TIMER_SHIFT; int64_t read = (int64_t)((pit->c[t] + ((1 << TIMER_SHIFT) - 1)) / PITCONST) >> TIMER_SHIFT;
if (pit->m[t] == 2) if (pit->m[t] == 2)