3b1emu / changelog

fixes to Base RAM addressing -- 512K detected OK now, still need to deal with Expansion RAM detect issues

• Tue, 28 Dec 2010 17:23:04 +0000
• by Philip Pemberton <philpem@philpem.me.uk> [Tue, 28 Dec 2010 17:23:04 +0000] rev 60
• fixes to Base RAM addressing -- 512K detected OK now, still need to deal with Expansion RAM detect issues

partial rewrite of memory / I/O handling code to reduce repetition

• Tue, 28 Dec 2010 16:59:40 +0000
• by Philip Pemberton <philpem@philpem.me.uk> [Tue, 28 Dec 2010 16:59:40 +0000] rev 59
• partial rewrite of memory / I/O handling code to reduce repetition

update hgignore

• Wed, 15 Dec 2010 01:20:57 +0000
• by Philip Pemberton <philpem@philpem.me.uk> [Wed, 15 Dec 2010 01:20:57 +0000] rev 58
• update hgignore

add CHS param checking (FDC), fix DMA address setting (DMA_XFER)

• Tue, 14 Dec 2010 02:41:40 +0000
• by Philip Pemberton <philpem@philpem.me.uk> [Tue, 14 Dec 2010 02:41:40 +0000] rev 57
• add CHS param checking (FDC), fix DMA address setting (DMA_XFER)
  
  * Floppy controller wasn't checking CHS values. Fixed.
  * DMA ADDRESS COUNT register was implemented completely wrong -- shifts and ANDmasks were wrong. Fixed.
  
  Boot PROM and Loader now run to the point of booting the kernel!