kernel/printk/braille.c

Source file repositories/reference/linux-study-clean/kernel/printk/braille.c

File Facts

System
Linux kernel
Corpus path
kernel/printk/braille.c
Extension
.c
Size
1058 bytes
Lines
59
Domain
Core OS
Bucket
Scheduler, Processes, Timers, Sync, And Syscalls
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

if (!*str) {
			pr_err("need port name after brl=\n");
			return -EINVAL;
		}
		*((*str)++) = 0;
	}

	return 0;
}

int
_braille_register_console(struct console *console, struct console_cmdline *c)
{
	int rtn = 0;

	if (c->brl_options) {
		console->flags |= CON_BRL;
		rtn = braille_register_console(console, c->index, c->options,
					       c->brl_options);
	}

	return rtn;
}

int
_braille_unregister_console(struct console *console)
{
	if (console->flags & CON_BRL)
		return braille_unregister_console(console);

	return 0;
}

Annotation

Implementation Notes