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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/mips/fw/arc/arc_con.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/mips/fw/arc/arc_con.c')
-rw-r--r-- | arch/mips/fw/arc/arc_con.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/mips/fw/arc/arc_con.c b/arch/mips/fw/arc/arc_con.c new file mode 100644 index 000000000..7fdce236b --- /dev/null +++ b/arch/mips/fw/arc/arc_con.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Wrap-around code for a console using the + * ARC io-routines. + * + * Copyright (c) 1998 Harald Koerfgen + * Copyright (c) 2001 Ralf Baechle + * Copyright (c) 2002 Thiemo Seufer + */ +#include <linux/tty.h> +#include <linux/major.h> +#include <linux/init.h> +#include <linux/console.h> +#include <linux/fs.h> +#include <asm/setup.h> +#include <asm/sgialib.h> + +static void prom_console_write(struct console *co, const char *s, + unsigned count) +{ + /* Do each character */ + while (count--) { + if (*s == '\n') + prom_putchar('\r'); + prom_putchar(*s++); + } +} + +static int prom_console_setup(struct console *co, char *options) +{ + if (prom_flags & PROM_FLAG_USE_AS_CONSOLE) + return 0; + return -ENODEV; +} + +static struct console arc_cons = { + .name = "arc", + .write = prom_console_write, + .setup = prom_console_setup, + .flags = CON_PRINTBUFFER, + .index = -1, +}; + +/* + * Register console. + */ + +static int __init arc_console_init(void) +{ + register_console(&arc_cons); + + return 0; +} +console_initcall(arc_console_init); |