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Rev Log message Author Age Path
37 remove project zero_gravity 744d 00h /
36 - sources of storm_extractor added zero_gravity 3989d 04h /
35 - fixed bug in SP write back of LDM operations
- fixed bug in opcode decoding of SWI instruction
- documentary update
zero_gravity 4368d 05h /
34 - bug fixed in carry-flag generation logic (not-carry = borrow flag)
- missing signal in STORM_TOP.vhd added
zero_gravity 4408d 16h /
33 - branch-and-exchange instruction (BX) support added
=> for BX Rn, where Rn(0) = '0', behavior like branch to address = Rn
=> for BX Rn, where Rn(0) = '1', triggering undefined instruction trap
zero_gravity 4415d 01h /
32 - bug-fix of block transfer operations
=> now fully ARM-compatible
zero_gravity 4416d 13h /
31 - small documentary edits
- CACHE.vhd modified for better synthesis results
- BUS_UNIT.vhd update to fulfill WB specs
zero_gravity 4418d 23h /
30 - minor edits in doc zero_gravity 4424d 00h /
29 - specific IO area is now auto protected
- Wishbone compatibility extended
- cache flush optimized
- accelerated bus cycles due to less overhead
zero_gravity 4425d 00h /
28 - bugfix in pipeline re-sync of d/i-cache
- optimized bus unit
- minor edits... ^^
zero_gravity 4436d 02h /
27 updated "sim" folder
- error in testbench environment
-> old components
-> weren't compatible to new core version anymore
=> FIXED! ;)
- thanks to Pratip Mukherjee
zero_gravity 4440d 02h /
26 bug fixes:
- change in priority for cache miss/dirty/io_access
- memory based pc modifications
- removed internal timer
zero_gravity 4441d 02h /
25 bug-fix in cache component:
-> error in cache page-access history manager
zero_gravity 4449d 10h /
24 - changed back to original oc svn folder structure
- bug-fix in documentary
- WB_ERR_I signal added to terminate wishbone bus access
- bug-fix: system mode register set and privs
zero_gravity 4450d 09h /
23 zero_gravity 4450d 09h /
22 changed back to original svn folder structure zero_gravity 4450d 09h /
21 smaller, faster, better ;)
* bug-fix: load-multiple instructions
* new cache-control system
* direct-accessible IO area can be specified
* extended demo implementation
zero_gravity 4457d 04h /
20 - update of data sheet -> note for system memory map layout and d-cache configuration zero_gravity 4472d 23h /
19 - simulation test bench added
- example for compatible wishbone fabric/SoC added
- block transfers from user bank updated
zero_gravity 4473d 03h /
18 makefile update to ensure no thumb code is generated zero_gravity 4478d 07h /
17 small synthesis-friendly update of memory components zero_gravity 4481d 01h /
16 WB_TGC(5) signal fixed (indicating instruction/data fetch),
coprocessor read-access bug fixed
zero_gravity 4481d 03h /
15 new core version! pipelined wishbone interface, I/D-cache, internal processor timer/lfsr, block transfer instructions, system mode, ... ;) zero_gravity 4481d 07h /
14 - corrected stupid error in access arbiter
- updated minor issues
zero_gravity 4619d 04h /
13 - corrected endianess converter for memory access
- corrected error in temporal dependence detector
zero_gravity 4619d 23h /
12 - corrected error in memory write back interface
- corrected immediate/register offset for byte/halfword memory access
zero_gravity 4620d 05h /
11 zero_gravity 4623d 09h /
10 New CORE version, ncluding complete system setup with inbuilt memory and wishbone interface.
Ready to execute assembled ARM ASM code, arm-elf-assembler included.
zero_gravity 4623d 09h /
9 documentation updated zero_gravity 4713d 07h /
8 documentation uploaded ;) zero_gravity 4715d 01h /

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