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This commit is contained in:
Jasmine Iwanek
2023-01-06 15:36:05 -05:00
parent 95cf08611c
commit a40630ba63
311 changed files with 6218 additions and 6062 deletions
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86
src/machine/m_europc.c
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@@ -293,50 +293,50 @@ rtc_reset(nvr_t *nvr)
/*
* EuroPC System Configuration:
*
* [A] unknown
* [A] unknown
*
* [B] 7 1 bootdrive extern
* 0 bootdribe intern
* 6:5 11 invalid hard disk type
* 10 hard disk installed, type 2
* 01 hard disk installed, type 1
* 00 hard disk not installed
* 4:3 11 invalid external drive type
* 10 external drive 720K
* 01 external drive 360K
* 00 external drive disabled
* 2 unknown
* 1:0 11 invalid internal drive type
* 10 internal drive 360K
* 01 internal drive 720K
* 00 internal drive disabled
* [B] 7 1 bootdrive extern
* 0 bootdrive intern
* 6:5 11 invalid hard disk type
* 10 hard disk installed, type 2
* 01 hard disk installed, type 1
* 00 hard disk not installed
* 4:3 11 invalid external drive type
* 10 external drive 720K
* 01 external drive 360K
* 00 external drive disabled
* 2 unknown
* 1:0 11 invalid internal drive type
* 10 internal drive 360K
* 01 internal drive 720K
* 00 internal drive disabled
*
* [C] 7:6 unknown
* 5 monitor detection OFF
* 4 unknown
* 3:2 11 illegal memory size
* 10 512K
* 01 256K
* 00 640K
* 1:0 11 illegal game port
* 10 gameport as mouse port
* 01 gameport as joysticks
* 00 gameport disabled
* [C] 7:6 unknown
* 5 monitor detection OFF
* 4 unknown
* 3:2 11 illegal memory size
* 10 512K
* 01 256K
* 00 640K
* 1:0 11 illegal game port
* 10 gameport as mouse port
* 01 gameport as joysticks
* 00 gameport disabled
*
* [D] 7:6 10 9MHz CPU speed
* 01 7MHz CPU speed
* 00 4.77 MHz CPU
* 5 unknown
* 4 external: color, internal: mono
* 3 unknown
* 2 internal video ON
* 1:0 11 mono
* 10 color80
* 01 color40
* 00 special (EGA,VGA etc)
* [D] 7:6 10 9MHz CPU speed
* 01 7MHz CPU speed
* 00 4.77 MHz CPU
* 5 unknown
* 4 external: color, internal: mono
* 3 unknown
* 2 internal video ON
* 1:0 11 mono
* 10 color80
* 01 color40
* 00 special (EGA,VGA etc)
*
* [E] 7:4 unknown
* 3:0 country (00=Deutschland, 0A=ASCII)
* [E] 7:4 unknown
* 3:0 country (00=Deutschland, 0A=ASCII)
*/
nvr->regs[MRTC_CONF_A] = 0x00; /* CONFIG A */
nvr->regs[MRTC_CONF_B] = 0x0A; /* CONFIG B */
@@ -400,15 +400,15 @@ jim_set(europc_t *sys, uint8_t reg, uint8_t val)
case 4: /* CPU Speed control */
switch (val & 0xc0) {
case 0x00: /* 4.77 MHz */
// cpu_set_clockscale(0, 1.0/2);
// cpu_set_clockscale(0, 1.0/2);
break;
case 0x40: /* 7.16 MHz */
// cpu_set_clockscale(0, 3.0/4);
// cpu_set_clockscale(0, 3.0/4);
break;
default: /* 9.54 MHz */
// cpu_set_clockscale(0, 1);break;
// cpu_set_clockscale(0, 1);break;
break;
}
break;