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[/] [rise/] [trunk/] [vhdl/] - Rev 74

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Rev Log message Author Age Path
74 - Fixed bug where register value used by load was passed through to
write back. Correct is ALU value.
cwalter 6424d 08h /rise/trunk/vhdl/
73 - Fixed bug where immediate value for LD_IMM_HB was placed in
the upper 8bits. This is done by the execute stage.
cwalter 6424d 08h /rise/trunk/vhdl/
72 Added RISE_PACK_SPECIFIC containing either
- constants declarations for synthesis or
- enumeration types for simulation

Added call to conversion function where a std_logic_vector is assigned to a opcode signal or a condition signal.
jlechner 6424d 17h /rise/trunk/vhdl/
71 Added RISE_PACK_SPECIFIC containing either
- constants declarations for synthesis or
- enumeration types for simulation
jlechner 6424d 17h /rise/trunk/vhdl/
70 Moved opcode and conditional constants and opcode_t and cond_t data types to rise_const_pack.vhd. jlechner 6424d 17h /rise/trunk/vhdl/
69 Synthesis package containing opcode and conditional constants used in other vhd files.
Package also contains convert functions from std_logic_vector to the appropriate data type.
jlechner 6424d 17h /rise/trunk/vhdl/
68 Simulation package containing enumeration types for opcodes and condition codes.
Package also contains convert functions from std_logic_vector to the appropriate enumeration type.
jlechner 6424d 17h /rise/trunk/vhdl/
66 Moved constants for opcode and conditionals in seperate package. jlechner 6424d 17h /rise/trunk/vhdl/
63 - Added missing signal stall_out_int to sensitivity list.
- LR register now locked if opcode is JUMP.
cwalter 6424d 19h /rise/trunk/vhdl/
61 - Applied indenting tool.
- Added first basic implementation for testing.
cwalter 6424d 21h /rise/trunk/vhdl/
60 - Applied indenting tool. cwalter 6424d 21h /rise/trunk/vhdl/
59 - We don't want to lock registers the next cycle when we have stalled
the previous stages.
- Load opcodes also need to lock registers.
cwalter 6424d 21h /rise/trunk/vhdl/
58 - lr_enable signal in component wb_state should have direction out. cwalter 6424d 22h /rise/trunk/vhdl/
57 - applied indenting tool. cwalter 6424d 23h /rise/trunk/vhdl/
56 new sensitivity list ustadler 6424d 23h /rise/trunk/vhdl/
55 - clear_out must be initialized to '0'. cwalter 6425d 00h /rise/trunk/vhdl/
54 - Changed reset delay. cwalter 6425d 00h /rise/trunk/vhdl/
53 - Removed unused constant COND_NONE. cwalter 6425d 00h /rise/trunk/vhdl/
52 - stall_out must be initialized to '0' cwalter 6425d 00h /rise/trunk/vhdl/
51 - stall_out logic has moved to synchronous process. cwalter 6425d 00h /rise/trunk/vhdl/
50 - Added assembler example.
- Added logic for stall_in. pc_next must not be updated on stall.
cwalter 6425d 00h /rise/trunk/vhdl/
49 data can be ead asynchronous, data is written with the rising edge of the clk ustadler 6425d 01h /rise/trunk/vhdl/
46 - Added constant for RESET_VECTOR. cwalter 6425d 05h /rise/trunk/vhdl/
45 - Fixed latch for pc_next. cwalter 6425d 21h /rise/trunk/vhdl/
44 - Added another version of a register file which is a bit simplier. cwalter 6425d 21h /rise/trunk/vhdl/
43 Correct implementation of necessary unlocking signals that are conncted to register locking unit. jlechner 6425d 21h /rise/trunk/vhdl/
42 Modified input signals for register locking (testbench modifications):
Since id-stage and write-back-stage may have to lock or unlock two registers in one cycle
there are now seperate locking and unlocking adress inputs (two ports for locking/ two for unlocking).
jlechner 6425d 21h /rise/trunk/vhdl/
41 Modified input signals for register locking:
Since id-stage and write-back-stage may have to lock or unlock two registers in one cycle
there are now seperate locking and unlocking adress inputs (two ports for locking/ two for unlocking).
jlechner 6425d 21h /rise/trunk/vhdl/
40 - Added seperate memory output vector to MEM_WB_REGISTER.
- Added status register to MEM_WB_REGISTER.
jlechner 6425d 21h /rise/trunk/vhdl/
39 - Added wr_enable signals for imem and dmem
- Changed signals for register lock unit (this concerns id-stage and write-back-stage)
jlechner 6425d 21h /rise/trunk/vhdl/

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