Skip to content

Fix 2 Mbaud serial configuration on Linux with MUSL #15

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
reinauer wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Fix 2 Mbaud serial configuration on Linux with MUSL #15

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 10 additions & 1 deletion floppybridge/SerialIO.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -673,9 +673,18 @@ SerialIO::Response SerialIO::configurePort(const Configuration& configuration) {
term.c_ospeed = configuration.baudRate;
if (ioctl(m_portHandle, TCSETS2, &term) < 0) return Response::rUnknownError;
#else
// Passing raw numeric baud rates to cfsetspeed() is non-portable across
// libc implementations and glibc ABIs. Use Linux's B2000000 explicitly.
if (baud == 2000000) {
#ifdef B2000000
baud = B2000000;
#else
return Response::rUnknownError;
#endif
}
term.c_cflag &= ~CBAUD;
term.c_cflag |= CBAUDEX;
if (cfsetspeed(&term, baud) < 0) return Response::rUnknownError;
if (cfsetspeed(&term, static_cast<speed_t>(baud)) < 0) return Response::rUnknownError;
#endif
}
#endif
Expand Down