jens
697dc4f0d3
- cleaned up
...
- reorderd registers
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@968 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-12 17:03:18 +00:00
jens
bd6adf0ff7
- increased CMD-FIFO depth to 256 entries
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@967 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-11 17:55:35 +00:00
jens
41978bb08c
- Bugfix: Registers not correctly update during read
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@961 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-11 14:13:44 +00:00
jens
f0093103fa
- added BLIT command FIFO
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@960 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-06 21:52:44 +00:00
jens
a2a1d6f5b9
- cleaned up. Not tidy yet.
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@959 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-05 10:42:17 +00:00
jens
05e18be4e7
- Blitter now works correctly. Supports non-aligned load/store.
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@957 cc03376c-175c-47c8-b038-4cd826a8556b
2013-05-05 09:49:56 +00:00
jens
a6a659904b
- weird blitter stuff
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@955 cc03376c-175c-47c8-b038-4cd826a8556b
2013-04-27 17:46:26 +00:00
jens
e28d864e40
- added bus input FIFO
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@917 cc03376c-175c-47c8-b038-4cd826a8556b
2010-05-17 08:33:50 +00:00
jens
26a0a30fdc
- fixed bus-timeout for nx=0 and ny /= 0
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@915 cc03376c-175c-47c8-b038-4cd826a8556b
2010-05-15 23:43:34 +00:00
jens
66514fbf7c
cleaned up
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@914 cc03376c-175c-47c8-b038-4cd826a8556b
2010-05-15 16:00:13 +00:00
jens
dff1254bd9
fixed unaligned src blitter bug
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@913 cc03376c-175c-47c8-b038-4cd826a8556b
2010-05-15 15:05:35 +00:00
jens
c7f8eea244
- added byte alignment support for blitter
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- added constant color blitting
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@911 cc03376c-175c-47c8-b038-4cd826a8556b
2010-05-14 17:18:17 +00:00
jens
28056fbdff
- added new FIFO generics
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@751 cc03376c-175c-47c8-b038-4cd826a8556b
2010-02-12 10:36:50 +00:00
jens
9a3aa287fd
- register set extended for future extensions
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@691 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-29 16:47:56 +00:00
jens
ebf615967c
- bugfix: BLIT IRQ-ack had no effect
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- increased BLIT chunk-size to 512 QWORDs
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@690 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-28 20:32:28 +00:00
jens
fc1a9e7b3d
- blitter FIFO is reseted on every new request
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- blitter always avaliable regardless of MSTEN
- blit writes finish on blit_fifo_empty. Chunk counter only used for reads
- premature finish of blit reads if NX*NY satisfied. No more chunk granularity
- set BLIT_CHUNK_SIZE to 128 double-pixels
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@676 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-22 22:35:55 +00:00
jens
f8c39b3cd4
- added blitter completion interrupt
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@675 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-22 16:25:00 +00:00
jens
01739e1519
- bugfix blitter reset
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@674 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-22 15:36:07 +00:00
jens
51f9d7849f
- corrected blit NX which has to be divided by 2
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@673 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-22 15:10:50 +00:00
jens
80e3cad985
- added BLITTER
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@671 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-22 13:50:47 +00:00
jens
935645a97e
- added Blitter registers
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@669 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-21 10:06:51 +00:00
jens
717239c086
- buf_chg_ack also on 'host_fb_back' write
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@668 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-19 20:35:56 +00:00
jens
514f9e0f58
- increased bous-FIFO depth to 2 bits, to avoid bus-stalls
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@667 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-19 20:03:49 +00:00
jens
f7cbefef82
- added busout-FIFO for future multi-sourced master capability (VGA-scan, blitter)
...
Bus-out FIFO improved timing so much and leads to 300 less Slice - FIFOs are great!
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@666 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-19 10:37:58 +00:00
jens
8982313c71
- removed (quick and dirty) copy of front-Pointer to back-Pointer on buffer change. back-Pointer keeps host written value.
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@663 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-15 22:19:36 +00:00
jens
9253fd1df8
- minor changes to make ISE meet timing
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Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@652 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-09 20:29:54 +00:00
jens
18c24e29f6
- renamed buffers to fb_front and fb_back
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- fb_front is writable by host only if msten = '0'. fb_back is writable by host every time.
- fb_front and fb_back are changed after complete frame. Controller can issue buffer-change Interrupt
- packed resx, resy and fps into one 32-bit register
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@650 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-09 19:14:49 +00:00
jens
444e7530e1
- bugfix: added 'bufchg_irq_en' to registers
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@643 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-08 21:50:03 +00:00
jens
fcfe1d1d79
- added double buffer
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- added INT_O on buffer change
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@641 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-08 20:23:11 +00:00
jens
2ab1b93e51
- changed register rudimentary register layout (new offsets!)
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- added new regsiter features: status/ctrl register cursor position, screen resolution
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@604 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-04 19:31:47 +00:00
jens
7cdf99b1f5
- pulled out clkgen. vga_clk is now provided from higher level
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@583 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-03 20:51:17 +00:00
jens
04e357869f
- bugfix: set Pos X/Y : data was not set.
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@572 cc03376c-175c-47c8-b038-4cd826a8556b
2009-11-02 19:00:37 +00:00
jens
b5e1d45b20
- added test color register base + 0x80
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- control signals derived from register file are noe registered for better timing
- mem_offset updated from vga_mem_offset wehn new frame begins
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@459 cc03376c-175c-47c8-b038-4cd826a8556b
2009-05-01 19:26:43 +00:00
jens
7d818d0db4
- vga_frontend* used wrong raster coords (y was swapped) - fixed
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@344 cc03376c-175c-47c8-b038-4cd826a8556b
2009-02-13 08:51:41 +00:00
jens
f0636b8805
- renamed fifo ports
...
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@301 cc03376c-175c-47c8-b038-4cd826a8556b
2009-01-30 21:43:56 +00:00
jens
7cdfa6929d
- Intital revision
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git-svn-id: http://moon:8086/svn/vhdl/trunk@109 cc03376c-175c-47c8-b038-4cd826a8556b
2008-10-25 11:26:06 +00:00