diff options
author | Martin Aberg <maberg@gaisler.com> | 2017-03-10 15:32:38 +0100 |
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committer | Daniel Hellstrom <daniel@gaisler.com> | 2017-05-02 12:34:46 +0200 |
commit | f164a294706afeea3507559ef4cb4b273ef4a96b (patch) | |
tree | 3e90fed176c676cfd13b40c69c0a720f77b4e4a6 /c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c | |
parent | leon, apbuart: Assign proper device name (diff) | |
download | rtems-f164a294706afeea3507559ef4cb4b273ef4a96b.tar.bz2 |
leon, apbuart: Inherit HW parameters on sysconsole
The cons layer decides which of the registered console device is granted as
system console. When a device specific console driver performs its first_open,
it inherits UART parameters from boot loader only if it is the system console.
Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c')
-rw-r--r-- | c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c b/c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c index 5f8de746cc..3b74ae1f5d 100644 --- a/c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c +++ b/c/src/lib/libbsp/sparc/shared/uart/apbuart_cons.c @@ -440,10 +440,12 @@ static bool first_open( uart->tty = tty; - /* Preserve values set by bootloader */ - get_attributes(base, term); - term->c_oflag |= ONLCR; - set_attributes(base, term); + /* Inherit UART hardware parameters from bootloader on system console */ + if (uart->condev.flags & CONSOLE_FLAG_SYSCON_GRANT) { + get_attributes(base, term); + term->c_oflag |= ONLCR; + set_attributes(base, term); + } /* Enable TX/RX */ uart->regs->ctrl |= APBUART_CTRL_RE | APBUART_CTRL_TE; |