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Rev Log message Author Age Path
52 Fixed typo in notes on creating DDR memory interfaces using coregen csantifort 4798d 06h /
51 Revert vmlinux back to 48. csantifort 4839d 06h /
50 Revert to previous version csantifort 4839d 06h /
49 Added a note n how to change timeouts csantifort 4839d 06h /
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 4843d 13h /
47 Changed V6 VCo from 1000Mhz to 1200 MHz csantifort 4863d 10h /
46 svn ignore vmlinux.dis and vmlinux.mem csantifort 4871d 08h /
45 Store vmlinux.mem and vmlinux.dis in compressed form csantifort 4871d 08h /
44 Updated vmlinux image based on last change csantifort 4871d 08h /
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 4871d 08h /
42 Added write buffer - fixes bug if wishbone writes takes multiple cycles to complete csantifort 4889d 05h /
41 Added instructions on how to use Coregen to create the Spartan-6 DDR3 memory interface. csantifort 4890d 13h /
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 4895d 06h /
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 4896d 07h /
38 support 128-bit wishbone now used for a25 core csantifort 4897d 06h /
37 128-bit wide boot memory module csantifort 4898d 05h /
36 Changed boot_mem for the a25 system to be 128 bits wide to match the 128-bit wide wishbone bus csantifort 4898d 06h /
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 4899d 13h /
34 Tweaked strcpy function to speed it up slightly csantifort 4900d 10h /
33 Fixed bug in div assembly function. Handles negative numbers correctly.
Fixed bug in printf function, negative numbers now print correctly.
csantifort 4901d 06h /
32 Added clock cycle counting register to test_module to support dhrystone performance measurement csantifort 4902d 06h /
31 Added dhrystone benchmark test csantifort 4902d 07h /
30 Bug fix - a write access was sometimes dropped when it was in a sequence of writes with variable wb_ack delays csantifort 4915d 13h /
29 Use lgo command for saving waveforms in modelsim csantifort 4917d 06h /
28 Moved function prototypes to .h file csantifort 4917d 07h /
27 Got working with cadence nc simulator csantifort 4950d 14h /
26 Added wish list csantifort 4955d 14h /
25 Bug fix: boot-loader.mem became larger that the allowed 8k byte boot mem size.
Removed a struct in elfsplitter.c thats only used for debug - this reduced boot-loader.mem enough so that it fits again.
Tidy up: Removed a debug message from hw/tools/run.sh
csantifort 4957d 11h /
24 Added instructions how to build Linux kernel from source files csantifort 4959d 11h /
23 Split the source files list into a Vertex-6 only list and a Spartan-6 only list.
That way users don;t need to delete files from the list manually if they only have
a setup for one of the FPGA types.
csantifort 4959d 13h /

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