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[/] [openmsp430/] [trunk/] [core/] [rtl/] - Rev 205

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205 Thanks again to Johan W. good feedback, the following updates are implemented:
- Change code to fix delta cycle issues on some simulators in mixed VHDL/Verilog environment.
- Update oscillators enable generation to relax a critical timing paths in the ASIC version.
- Add option to scan fix inverted clocks in the ASIC version (disabled by default as this is supported by most tools).
olivier.girard 3246d 13h /openmsp430/trunk/core/rtl/
204 Fix DMA interface RTL merge problem (defines got wrong values). Fix CDC issue with the timerA (thanks to Johan for catching that). olivier.girard 3253d 14h /openmsp430/trunk/core/rtl/
202 Add DMA interface support + LINT cleanup olivier.girard 3260d 13h /openmsp430/trunk/core/rtl/
200 Major verificaiton and benchmark update to support both MSPGCC and RedHat/TI GCC toolchains. olivier.girard 3421d 12h /openmsp430/trunk/core/rtl/
192 Number of supported IRQs is now configurable to 14 (default), 30 or 62. olivier.girard 3821d 14h /openmsp430/trunk/core/rtl/
190 Remove dummy memory read access for CMP and BIT instructions. olivier.girard 3961d 14h /openmsp430/trunk/core/rtl/
188 Add missing include commands for the define and undefine files in the wakeup_cell and in dbg_i2c. olivier.girard 3973d 14h /openmsp430/trunk/core/rtl/
186 Fixed Hardware Multiplier byte operations bug: http://opencores.org/bug,assign,2247 olivier.girard 4074d 14h /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 4116d 13h /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 4142d 13h /openmsp430/trunk/core/rtl/
174 Cleanup dmem_wr generation logic. Important note: this is not a bug fix, only beautification. olivier.girard 4142d 13h /openmsp430/trunk/core/rtl/
154 The serial debug interface now supports the I2C protocol (in addition to the UART) olivier.girard 4249d 13h /openmsp430/trunk/core/rtl/
151 Add possibility to configure custom Program, Data and Peripheral memory sizes. olivier.girard 4334d 12h /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 4337d 14h /openmsp430/trunk/core/rtl/
134 Add full ASIC support (low-power modes, DFT, ...).
Improved serial debug interface reliability.
olivier.girard 4456d 14h /openmsp430/trunk/core/rtl/
132 Update FPGA examples with the POP.B bug fix olivier.girard 4469d 13h /openmsp430/trunk/core/rtl/
130 Fixed POP.B bug (see Bugtracker http://opencores.org/bug,assign,2137 ) olivier.girard 4477d 12h /openmsp430/trunk/core/rtl/
128 Fixed CALL x(SR) bug (see Bugtracker http://opencores.org/bug,view,2111 ) olivier.girard 4553d 13h /openmsp430/trunk/core/rtl/
117 To facilitate commercial adoption of the openMSP430, the core has moved to a modified BSD license. olivier.girard 4729d 15h /openmsp430/trunk/core/rtl/
112 Modified comment. olivier.girard 4762d 14h /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 4763d 14h /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 4819d 12h /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 4834d 13h /openmsp430/trunk/core/rtl/
103 Removed the timescale from all RTL files.
Added possibility to exclude the "includes" statements from the RTL.
olivier.girard 4839d 19h /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 4840d 12h /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 4840d 14h /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 4852d 14h /openmsp430/trunk/core/rtl/
86 Update serial debug interface test patterns to make them work with all program memory configurations. olivier.girard 4875d 11h /openmsp430/trunk/core/rtl/
85 Diverse RTL cosmetic updates. olivier.girard 4875d 13h /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 4880d 14h /openmsp430/trunk/core/rtl/

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