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[/] [openmsp430/] [trunk/] [core/] [rtl/] - Rev 186

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186 Fixed Hardware Multiplier byte operations bug: http://opencores.org/bug,assign,2247 olivier.girard 4091d 04h /openmsp430/trunk/core/rtl/
180 Add new ASIC_CLOCKING configuration option to allow ASIC implementations with FPGA clocking scheme.
Thanks to Sebastien Van Cauwenberghe's contribution :-)
olivier.girard 4133d 03h /openmsp430/trunk/core/rtl/
175 Update hardware breakpoint unit with the followings:
- fixed hardware breakpoint bug with CALL instructions.
- modified data read watchpoint behavior to also trigger with read/modify/write instructions.
- removed unused ports.
olivier.girard 4159d 03h /openmsp430/trunk/core/rtl/
174 Cleanup dmem_wr generation logic. Important note: this is not a bug fix, only beautification. olivier.girard 4159d 03h /openmsp430/trunk/core/rtl/
154 The serial debug interface now supports the I2C protocol (in addition to the UART) olivier.girard 4266d 03h /openmsp430/trunk/core/rtl/
151 Add possibility to configure custom Program, Data and Peripheral memory sizes. olivier.girard 4351d 02h /openmsp430/trunk/core/rtl/
149 Update simulation regression result parser.
Fixed failing SFR test (due to newer MSPGCC version).
Implement request http://opencores.org/bug,view,2171 (burst accesses through the serial debug interface)
olivier.girard 4354d 04h /openmsp430/trunk/core/rtl/
134 Add full ASIC support (low-power modes, DFT, ...).
Improved serial debug interface reliability.
olivier.girard 4473d 04h /openmsp430/trunk/core/rtl/
132 Update FPGA examples with the POP.B bug fix olivier.girard 4486d 03h /openmsp430/trunk/core/rtl/
130 Fixed POP.B bug (see Bugtracker http://opencores.org/bug,assign,2137 ) olivier.girard 4494d 02h /openmsp430/trunk/core/rtl/
128 Fixed CALL x(SR) bug (see Bugtracker http://opencores.org/bug,view,2111 ) olivier.girard 4570d 03h /openmsp430/trunk/core/rtl/
117 To facilitate commercial adoption of the openMSP430, the core has moved to a modified BSD license. olivier.girard 4746d 05h /openmsp430/trunk/core/rtl/
112 Modified comment. olivier.girard 4779d 03h /openmsp430/trunk/core/rtl/
111 Re-organized the "openMSP430_defines.v" file.
Re-defined the CPU_ID register of the debug interface (in particular to support custom user versioning).
Added RTL configuration possibility to expand the peripheral address space from 512B (0x0000 to 0x0200) to up to 32kB (0x0000 to 0x8000).
As a consequence the per_addr bus width goes from 8 to 14 bits and the peripherals address decoders have been updated accordingly.
olivier.girard 4780d 03h /openmsp430/trunk/core/rtl/
106 Separated the Timer A defines from the openMSP430 ones.
Added the "dbg_en" port in order to allow a separate reset of the debug interface.
Added the "core_en" port (when cleared, the CPU will stop execution, the dbg_freeze signal will be set and the aclk & smclk will be stopped).
Renamed "per_wen" to "per_we" to prevent confusion with active low signals.
Removed to missing unused flops when the DBG_EN is not defined (thanks to Mihai contribution).
olivier.girard 4836d 02h /openmsp430/trunk/core/rtl/
105 Removed dummy memory read access for the MOV/PUSH/CALL/RETI instructions.
These were not problematic but this is simply cleaner that way.
olivier.girard 4851d 03h /openmsp430/trunk/core/rtl/
103 Removed the timescale from all RTL files.
Added possibility to exclude the "includes" statements from the RTL.
olivier.girard 4856d 09h /openmsp430/trunk/core/rtl/
102 Fixed bug reported by Mihai ( http://opencores.org/bug,view,1955 ).
The following PUSH instructions are now working as expected:

- indexed mode: PUSH x(R1)
- indirect register mode: PUSH @R1
- indirect autoincrement: PUSH @R1+
olivier.girard 4857d 02h /openmsp430/trunk/core/rtl/
101 Cosmetic change in order to prevent an X propagation whenever executing a byte instruction with an uninitialized memory location as source. olivier.girard 4857d 04h /openmsp430/trunk/core/rtl/
91 Fixed bug when an IRQ arrives while CPU is halted through the serial debug interface.
This bug is CRITICAL for people using working with interrupts and the Serial Debug Interface.
olivier.girard 4869d 04h /openmsp430/trunk/core/rtl/
86 Update serial debug interface test patterns to make them work with all program memory configurations. olivier.girard 4892d 01h /openmsp430/trunk/core/rtl/
85 Diverse RTL cosmetic updates. olivier.girard 4892d 03h /openmsp430/trunk/core/rtl/
84 Update SRAM model in the core testbench to prevent the IEEE warning when running simulations.
Update watchdog to fix NMI synchronisation problem.
Add synchronizers for the PUC signal in the debug interface.
olivier.girard 4897d 04h /openmsp430/trunk/core/rtl/
79 Update the GPIO peripheral to fix a potential synchronization issue. olivier.girard 4958d 05h /openmsp430/trunk/core/rtl/
74 Update serial debug interface to support memories with a size which is not a power of 2.
Update the software tools accordingly.
olivier.girard 5045d 04h /openmsp430/trunk/core/rtl/
72 Expand configurability options of the program and data memory sizes. olivier.girard 5072d 05h /openmsp430/trunk/core/rtl/
67 Added 16x16 Hardware Multiplier. olivier.girard 5219d 12h /openmsp430/trunk/core/rtl/
66 The peripheral templates are now under BSD license.
Developers of new peripherals based on these templates won't have to disclose their code.
olivier.girard 5219d 16h /openmsp430/trunk/core/rtl/
60 Cleanup of the PC (R0) generation logic.
Formal equivalence was shown between the new and old code with Synopsys' Formality (to make sure that nothing has been broken :-P ).
olivier.girard 5251d 03h /openmsp430/trunk/core/rtl/
57 Update design to exclude the range mode from the debug hardware breakpoint units. As this feature is not used by GDB, it has been disabled in order to improve the timings and save a bit of area/utilisation.
Note that if required, this feature can be re-enabled through the `HWBRK_RANGE define located in the "openMSP430_defines.v" file.
olivier.girard 5253d 01h /openmsp430/trunk/core/rtl/

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