bnossum / midgetv

rv32i/rv32im/rv32imc for iCE40. Wishbone interface.

bnossum/midgetv Issues

Value in `mtval` is wrong when execution proceeds into an illegal section.
Updated 4 years ago1
`ECALL` and `EBREAK` increments `minstret`
Updated 4 years ago1
in SB_RAM40_4K instanses. Consider change from RE/WE to RCLKE/WCLKE
Closed 4 years ago2
rv32i too lax in instruction decoding
Closed 4 years ago2
Illegal opcodes xxxx500f wrecks midgetv
Closed 4 years ago2
Save 1 SB_LUT when rinstret counter is omitted from the design
Closed 5 years ago1
Possible startup condition problem
Closed 5 years ago3
EBR connection errors when using more than 2 EBRs
Closed 5 years ago2
t181.S fails slightly
Closed 5 years ago2
Minor error in Makefile for morse.S
Closed 5 years ago2
iCECube2 with Synplify Pro as synthetis tool fails to compile examples
Closed 5 years ago1
mcycle reset at taken branch
Closed 5 years ago2
Does not obey Wishbone rule 3.55
Closed 5 years ago2
Example iceblink40-hx1k placement internal error with iCECube2 in a specific case
Closed 5 years ago1
Minor errors in instruction decode
Closed 5 years ago1
Too permisive instruction decode for many instructions
Closed 5 years ago5
WFI fails
Closed 5 years ago1