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Some minor changes, mostly for some leftover EuroPC things.

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Version bumped to 0.1.6.0 - finalizing for release.
This commit is contained in:
waltje
2018-05-12 23:53:10 -04:00
parent d393e95f8f
commit cfda8ef931
5 changed files with 88 additions and 32 deletions
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40
src/machines/m_europc.c
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@@ -66,7 +66,7 @@
* bit 1: b8000 memory available
* 0000:046a: 00 jim 250 01 jim 350
*
* Version: @(#)m_europc.c 1.0.13 2018/05/06
* Version: @(#)m_europc.c 1.0.14 2018/05/12
*
* Author: Fred N. van Kempen, <decwiz@yahoo.com>
*
@@ -308,7 +308,7 @@ rtc_reset(nvr_t *nvr)
* [A] unknown
*
* [B] 7 1 bootdrive extern
* 0 bootdribe intern
* 0 bootdrive intern
* 6:5 11 invalid hard disk type
* 10 hard disk installed, type 2
* 01 hard disk installed, type 1
@@ -319,14 +319,14 @@ rtc_reset(nvr_t *nvr)
* 00 external drive disabled
* 2 unknown
* 1:0 11 invalid internal drive type
* 10 internal drive 360K
* 01 internal drive 720K
* 10 internal drive 720K
* 01 internal drive 360K
* 00 internal drive disabled
*
* [C] 7:6 unknown
* 5 monitor detection OFF
* 4 unknown
* 3:2 11 illegal memory size
* 3:2 11 illegal memory size (768K ?)
* 10 512K
* 01 256K
* 00 640K
@@ -626,10 +626,34 @@ europc_boot(const device_t *info)
}
sys->nvr.regs[MRTC_CONF_C] = b;
#if 0
/* Set up hard disks. */
b = sys->nvr.regs[MRTC_CONF_B] & 0x84;
if (hdc_type != HDC_NONE)
b |= 0x20; /* HD20 #1 */
/* Set up floppy types. */
sys->nvr.regs[MRTC_CONF_B] = 0x2a;
#endif
if (fdd_get_type(0) != 0) {
/* We have floppy A: */
if (fdd_is_dd(0)) {
if (fdd_is_525(0))
b |= 0x01; /* 5.25" DD */
else
b |= 0x02; /* 3.5" DD */
} else
pclog("EuroPC: unsupported HD type for floppy drive 0\n");
}
if (fdd_get_type(1) != 0) {
/* We have floppy B: */
if (fdd_is_dd(1)) {
b |= 0x04; /* EXTERNAL */
if (fdd_is_525(1))
b |= 0x08; /* 5.25" DD */
else
b |= 0x10; /* 3.5" DD */
} else
pclog("EuroPC: unsupported HD type for floppy drive 1\n");
}
sys->nvr.regs[MRTC_CONF_B] = b;
/* Validate the NVR checksum and save. */
sys->nvr.regs[MRTC_CHECK_LO] = rtc_checksum(sys->nvr.regs);