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More 808x fixed - fixed (kind of) the 8086 lock ups and the DRAM refresh wait states, also further fixed (and cleaned up) prefetch queue operation, applied a few warning fixes, and fixed the behavior of PUSH SP - anything that uses it to tell 808x apart from 286 is now fixed;

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Re-added the higher-clocked 8088's;
Fixed PIT timings for 808x CPU's that don't run off an 14.3 MHz crystal;
Fixed CGA cursor half blink rate setting - fixes insane cursor blinking speed in several cases;
DMA now issues DMA refresh DRAM states on every channel;
Gave the 1982 years to the previously emulated PC and XT's names, and added the 1981 IBM PC and 1986 IBM XT;
Redid the PPI DIP switch redout for the PC/XT keyboard controller;
Fixed a segmentation fault in hdc_ide.c that tended to occur on hard reset after switching machines;
Implemented the port 3B8 color disable on the Hercules, Hercules Plus, and Hercules InColor cards;
Fixed the joystick configuration dialog strings;
Fixed a problem that would have prevented win_sdl.c from compiling with logging enabled.
This commit is contained in:
OBattler
2019-02-11 01:33:15 +01:00
parent a4c11f9536
commit c1f18d9abc
21 changed files with 611 additions and 359 deletions
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6
src/dma.c
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@@ -8,7 +8,7 @@
*
* Implementation of the Intel DMA controllers.
*
* Version: @(#)dma.c 1.0.4 2018/11/18
* Version: @(#)dma.c 1.0.5 2019/02/07
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
* Miran Grca, <mgrca8@gmail.com>
@@ -659,7 +659,7 @@ dma_channel_read(int channel)
if ((dma_c->mode & 0xC) != 8)
return(DMA_NODATA);
if ((!AT) && !channel)
if (!AT)
refreshread();
if (! dma_c->size) {
@@ -730,7 +730,7 @@ dma_channel_write(int channel, uint16_t val)
if ((dma_c->mode & 0xC) != 4)
return(DMA_NODATA);
if ((!AT) && !channel)
if (!AT)
refreshread();
if (! dma_c->size) {