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[/] [ion/] [trunk/] [vhdl] - Rev 139

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Rev Log message Author Age Path
139 updated simulation & synthesis pre-generated entities
('hello' code sample)
ja_rd 4792d 07h /ion/trunk/vhdl
138 updated simulation & synthesis pre-generated entities
('hello' code sample)
ja_rd 4792d 07h /ion/trunk/vhdl
136 Added debug output to synthesizable MPU template, and connected debug signals to LEDs ja_rd 4792d 07h /ion/trunk/vhdl
134 Added 'unmapped access' flag to CPU core, meant for debug mostly.
Eventually this flag will trigger an interrupt.
ja_rd 4792d 07h /ion/trunk/vhdl
133 First draft of the SDRAM controller
(Still unused in the code working base)
ja_rd 4795d 05h /ion/trunk/vhdl
132 Fixed bug in stall logic
(stall for back-to-back SW instructions was wrong)
ja_rd 4795d 05h /ion/trunk/vhdl
129 updated pregenerated demo ('hello') ja_rd 4795d 05h /ion/trunk/vhdl
128 updated precompiled simulation testbench ja_rd 4795d 05h /ion/trunk/vhdl
126 added SDRAM verilog simulation model ja_rd 4795d 05h /ion/trunk/vhdl
121 CPU code reorganized a bit
No new logic, just a few swapped lines and new comments
ja_rd 4841d 05h /ion/trunk/vhdl
120 Updated main package with lots of wait states for all areas ja_rd 4850d 08h /ion/trunk/vhdl
119 Updated pre-generated simulation and synthesis demos ja_rd 4850d 08h /ion/trunk/vhdl
116 Updated demo 'top' file for DE-1 board
- Added reset button debouncing
- Added template for using different clock input
- Uses clock rate generic
ja_rd 4850d 09h /ion/trunk/vhdl
115 Updated Altera CSV file (pin location file) for DE-1 board
(Added 27MHz clock input)
ja_rd 4850d 11h /ion/trunk/vhdl
114 ADDED: 1st version of real cache ja_rd 4850d 11h /ion/trunk/vhdl
112 Updated simulation package for compatibility to new cache ja_rd 4850d 12h /ion/trunk/vhdl
103 ADDED cache control inputs (unused) to dummy cache ja_rd 4859d 03h /ion/trunk/vhdl
101 FIX: code_rd_vma asserted only after reset is done
ADDED cache control bits to CP0 status register
ADDED cache control outputs
ja_rd 4859d 03h /ion/trunk/vhdl
98 CPU rd and wr data address buses unified ja_rd 4883d 12h /ion/trunk/vhdl
96 CPU rd and wr data address buses unified ja_rd 4883d 12h /ion/trunk/vhdl
95 BUG FIX: cache stub properly handles all kind of cycles now ja_rd 4894d 09h /ion/trunk/vhdl
94 Pregenerated demo 'hello' files updated ja_rd 4894d 09h /ion/trunk/vhdl
85 BUG FIX: log2 function was wrong ja_rd 4894d 09h /ion/trunk/vhdl
84 Added 'trigger address' for file logging to both the
vhdl TB and the python script
ja_rd 4894d 09h /ion/trunk/vhdl
83 BUG FIX: LHU was not doing sign extension properly
BUG FIX: SLTIU decoding was wrong
ja_rd 4894d 09h /ion/trunk/vhdl
82 bug fix: SLTI wasn't working properly in some cases ja_rd 4896d 09h /ion/trunk/vhdl
81 Added a wait state to the SRAM area for the DE-1 demo code ja_rd 4903d 04h /ion/trunk/vhdl
80 Stub cache fixed
Now supports code refills from static 16- and 8- bit memory
Plus many mirror corrections
ja_rd 4903d 04h /ion/trunk/vhdl
76 Adapted pregenerated vhdl files to latest changes ja_rd 4904d 06h /ion/trunk/vhdl
75 Added support for 8-bit-wide static memory (e.g. Flash)
Updated demo 'top' file to use the DE-1 onboard flash
ja_rd 4904d 06h /ion/trunk/vhdl

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