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[/] [amber/] [trunk/] [doc/] - Rev 63

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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 4938d 17h /amber/trunk/doc/
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 4966d 13h /amber/trunk/doc/
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 4990d 10h /amber/trunk/doc/
36 Changed boot_mem for the a25 system to be 128 bits wide to match the 128-bit wide wishbone bus csantifort 4993d 10h /amber/trunk/doc/
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 4994d 17h /amber/trunk/doc/
26 Added wish list csantifort 5050d 18h /amber/trunk/doc/
24 Added instructions how to build Linux kernel from source files csantifort 5054d 16h /amber/trunk/doc/
20 Added feature to A25 core to directly use a read value from the write back stage
to reduce the stall to 1 cycle when there is a register conflict with the
following instruction. This increases performance by about 3%.
csantifort 5079d 17h /amber/trunk/doc/
18 Added list of source files and diagram for Amber25 core. csantifort 5082d 16h /amber/trunk/doc/
15 Copied amber to amber23, Many system changes to support new amber25 core. csantifort 5086d 05h /amber/trunk/doc/
11 Added vmlinux test. csantifort 5102d 17h /amber/trunk/doc/
7 Added instructions to use Veritak simulator.
Removed some unused functions from memory_configuration.v.
csantifort 5112d 12h /amber/trunk/doc/
4 Corrected a couple of minor typos csantifort 5116d 11h /amber/trunk/doc/
3 Added trunk to $AMBER_BASE path csantifort 5116d 15h /amber/trunk/doc/
2 Baseline release of the Amber 2 core csantifort 5116d 15h /amber/trunk/doc/

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