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[/] [amber/] - Rev 59

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Rev Log message Author Age Path
59 Added modelsim script for reloading a wlf file after a simulation has been rerun. csantifort 5151d 01h /amber/
58 Use TB.clk_count for the decompiler messages and removed the local counter csantifort 5151d 05h /amber/
57 Add some debug messages csantifort 5151d 05h /amber/
56 Remove the timeouts file from svn. Its an output file and gets now just gets created automatically
when sims are run for the first time.
csantifort 5151d 05h /amber/
55 Added sudo to rm mnt command csantifort 5151d 05h /amber/
54 Bug fix for bug reported by Botao Lee. The mode bits in the decode stage did not change immediately
after a mode switch from a teqp instruction, but 1 cycle later. This meant the wrong set of registers
was selected for writing to for 1 clock cycle.
csantifort 5168d 04h /amber/
53 Cleaned up Amber Verilog, removing unused signals. csantifort 5183d 02h /amber/
52 Fixed typo in notes on creating DDR memory interfaces using coregen csantifort 5183d 02h /amber/
51 Revert vmlinux back to 48. csantifort 5224d 02h /amber/
50 Revert to previous version csantifort 5224d 02h /amber/
49 Added a note n how to change timeouts csantifort 5224d 02h /amber/
48 Fixed a bug in linux that caused the os to not return to the running application after an interrupt.
Hello-world now runs stand-alone again.
Added initrd-200k-dhry, a disk image that uses the dhry program for init.
csantifort 5228d 09h /amber/
47 Changed V6 VCo from 1000Mhz to 1200 MHz csantifort 5248d 06h /amber/
46 svn ignore vmlinux.dis and vmlinux.mem csantifort 5256d 04h /amber/
45 Store vmlinux.mem and vmlinux.dis in compressed form csantifort 5256d 04h /amber/
44 Updated vmlinux image based on last change csantifort 5256d 04h /amber/
43 Added support for the flat executable file format to vmlinux, so that the hello-world program is correctly relocated when it is loaded at the end of the vmlinux test.
Changed the Virtex-5 clock configuration to use a 1200MHz VCO frequency and 80MHz system clock frequency.
csantifort 5256d 04h /amber/
42 Added write buffer - fixes bug if wishbone writes takes multiple cycles to complete csantifort 5274d 01h /amber/
41 Added instructions on how to use Coregen to create the Spartan-6 DDR3 memory interface. csantifort 5275d 09h /amber/
40 Added wishbone bus jitter testing option.
Cleaned up waveform log .do files, now seperate files for a23 and a25 cores.
Added vmlinux executable elf file for running on hardware.
csantifort 5280d 02h /amber/
39 Added a second level of buffering to a25_wishbone_buf to fix a lockup
bug when write acks to not return immediately, and also to improve performance slightly
csantifort 5281d 03h /amber/
38 support 128-bit wishbone now used for a25 core csantifort 5282d 03h /amber/
37 128-bit wide boot memory module csantifort 5283d 01h /amber/
36 Changed boot_mem for the a25 system to be 128 bits wide to match the 128-bit wide wishbone bus csantifort 5283d 02h /amber/
35 Amber25 improvements:
Use 128-bit wishbone bus, instead of 32-bit to reduce cache miss fetch times
Use a fast barrel shifter for shifts between 0 and 4 to improve timing
Use a 2 cycle full barrel shifter for complex shifts
csantifort 5284d 09h /amber/
34 Tweaked strcpy function to speed it up slightly csantifort 5285d 06h /amber/
33 Fixed bug in div assembly function. Handles negative numbers correctly.
Fixed bug in printf function, negative numbers now print correctly.
csantifort 5286d 02h /amber/
32 Added clock cycle counting register to test_module to support dhrystone performance measurement csantifort 5287d 02h /amber/
31 Added dhrystone benchmark test csantifort 5287d 03h /amber/
30 Bug fix - a write access was sometimes dropped when it was in a sequence of writes with variable wb_ack delays csantifort 5300d 09h /amber/

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