Shin-ichiro KAWASAKI a écrit : > Hello, Rob, > > This mail might be too late, but I want to report you that I > encountered similar trouble. > > Using the linux kernel after the following commit, the qemu-sh > serial console shows no output. > > cd5f107628ab89c5dec5ad923f1c27f4cba41972 > > This trouble was discussed in sh-linux ML. > > http://marc.info/?l=linux-sh&m=127183863325672&w=2 > > To avoid this, > > - add "earlyprintk=sh-sci.1" to kernel command line, and > - modify CONFIG_SERIAL_SH_SCI_NR_UARTS valud from 1 to 2, > > in kernel configuration menu. > > I hope that this is the trouble you see. >
The main problem here is that QEMU emulates both SCI channels as serial port, while the real board has one of the two channel configured as a SPI bus (for the RTC clock), and the other as a serial port. -- Aurelien Jarno GPG: 1024D/F1BCDB73 aurel...@aurel32.net http://www.aurel32.net