CDi_MiSTer/doc/cdiemu.md

CD-i Emulator Debugger Manual

The official manual is not very detailed when it comes to the debugger

?                              - Displays command help
.[DEV.][REG] [VALUE]           - Displays/changes register(s)
@[NUM]                         - Displays/changes default relocation
d[f][FMT][CNT] [ADDR] [LEN]    - Dumps memory
eb [BUSCMD]                    - Displays/changes emulator bus
ed                             - Displays OS-9 device table
em[r] [PATTERN]                - Displays emulator modules
et [LEVEL] [DEVICE|MODULE|?]   - Toggles emulator trace level
ef [FILE]                      - Redirects emulator trace to file
ew[rwspk] [ADDR|*]             - Adds/kills emulator watch address
er[g]                          - Resets emulator
ep                             - Displays emulator ports
g[s][e] [ADDR] [:CLOCKS]       - Resumes emulation
l MODULE                       - Links to module
a MODULE...                    - Attaches symbol modules
s [MODULE:][SYMBOL]            - Displays symbols
q[m][o]                        - Quits emulator
t[N][n]                        - Traces instruction(s)
r FILE                         - Runs commands from file
v EXPR                         - Displays expression value
i[t][h] [TABLE]                - Displays processor clocks

Tracing syscalls

et trp