PIT: add alternative faster PIT

This is enabled by default on 486+ CPUs and can be forced disabled/enabled with pit_mode=0/1
This commit is contained in:
Adrien Moulin
2022-07-23 13:38:10 +02:00
parent 23e082aeea
commit 2aa5d8f5b2
26 changed files with 968 additions and 108 deletions

View File

@@ -50,7 +50,7 @@ machine_xt_compaq_deskpro_init(const machine_t *model)
machine_common_init(model);
pit_ctr_set_out_func(&pit->counters[1], pit_refresh_timer_xt);
pit_devs[0].set_out_func(pit_devs[0].data, 1, pit_refresh_timer_xt);
device_add(&keyboard_xt_compaq_device);
if (fdc_type == FDC_INTERNAL)
@@ -78,7 +78,7 @@ machine_xt_compaq_portable_init(const machine_t *model)
machine_common_init(model);
pit_ctr_set_out_func(&pit->counters[1], pit_refresh_timer_xt);
pit_devs[0].set_out_func(pit_devs[0].data, 1, pit_refresh_timer_xt);
device_add(&keyboard_xt_compaq_device);
if (fdc_type == FDC_INTERNAL)