On Sat, May 23, 2020 at 10:34:36AM +0900, Punit Agrawal wrote: >On Sat, May 23, 2020 at 1:54 AM Steve McIntyre <st...@einval.com> wrote: >> >> On Sat, May 23, 2020 at 01:15:37AM +0900, Punit Agrawal wrote: > >[...] > >> >To avoid needing any workarounds such as those discussed in earlier >> >replies, I looked at enabling the installer images to output on the >> >serial console by default. The attached simple change to the grub >> >configuration gives output on serial as well as connected monitor. >> > >> >The next issue that needs fixing is to update the kernel command line >> >to launch the installer on the serial console. >> >> I think few people have been bothered by this in the past - all the >> server machines I've used for years have had options for redirecting a >> VGA console to the serial port. Do you have one that doesn't? > >Actually, I was installing in "-nographic" VM rather than a server. >There are workarounds that allow me to continue earlier in the thread >(See #67, #68) but I was hoping to improve things so that it just >works. > >I was just surprised that it isn't possible to use the installer >without a VGA monitor (or a redirect on hardware that supports it) - >especially coming from arm64. There are a few other use cases that >will benefit from the serial support as well. > >Considering that it looks to be a configuration issue - do you think >it's worth enabling? Are there any downsides that I am missing?
Possibly? I spent half an hour looking at things last week, but I don't have the time to look at this properly for a while myself. Other priorities... >From your patch, I'm not sure: a) you're unconditionally replacing colour choices b) you're setting up terminal_output only, what about terminal_input? (as mentioned in the info pages) c) do you need to have a "serial" command to enable serial ports (again, from the info page)? d) is there any downside on machines without serial? -- Steve McIntyre, Cambridge, UK. st...@einval.com "We're the technical experts. We were hired so that management could ignore our recommendations and tell us how to do our jobs." -- Mike Andrews