- split into separate sources
- fixed paste
- added uart and rs232
- added baud rate clock or brg depending on hardware
- fixed uart status on sys80
- fixed cassette waveform
- lots of tidy up
- Added FDC card.
- Cursor now generated by 6845.
New working machines
--------------------
Acorn System 3 (6502 CPU)
Acorn System 5
New working clones
------------------
Acorn System 2
Acorn System 4
* Added ps2timer device to encapsulate Playstation 2 timers.
* Temporarily hacked R5900 core to always have scratchpad RAM mapped at 0x70000000.
* Added reference counting to divtlb so that it does not unmap pages that are still shared with other entries.
* Added a considerable amount of logging to ps2sony.cpp.
-mips3: Added basic Emotion Engine support. [Ryan Holtz]
* Added S bit to TLB mapping.
* Added support for VSUB, VIADD, VSQI, VISWR, VOR, LQ, SQ, MFSA, MTSA, MFHI1, MFLO1, MULT1, DIV1, DIVU1, PEXTLW, PADDUW, PMFHI,
PMFLO, PCPYLD, PCPYUD, SQC2, LQC2 opcodes. [Ryan Holtz]
* Remove vram_rw and ctrl_rw wrapper functions
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* topcat: replace hardcoded display width by m_fb_width
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* topcat: prepare topcat for multi plane operation
framebuffer vram is only 1 bit wide.
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* 98544: set single topcat plane
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* add nereid mapper used on HP98543/98545 graphic cards
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* prepare for multi-topcat operation
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* add HP 98543 4 plane graphics card
* hp9k_3xx: add hp98543 card
* topcat,nerid: disable VERBOSE
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* hp98543: use required_device_array
* 98543: use required_region_ptr
* 98544: use required_region_ptr
* topcat: add save state support
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* nereid: add save state support
* hp98544,hp98543,topcat: use shared memory space
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* nereid: remove redundant variable
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* topcat, nereid: remove trailing underscore from include guard
Signed-off-by: Sven Schnelle <svens@stackframe.org>
* topcat,hp98543: code style fixes proposed in PR
Signed-off-by: Sven Schnelle <svens@stackframe.org>
- Implemented banking and system/user mode switching.
- Added PolyBASIC 3.0, 3.1, and 3.4.
New clones marked as NOT_WORKING
--------------------------------
Poly 1 Educational Computer (early) [Nigel Barnes, Andrew Trotman]
Poly 2 Learning System [Nigel Barnes, Andrew Trotman]
Poly Development System [Nigel Barnes, Andrew Trotman]
