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Diffstat (limited to 'xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c')
-rw-r--r--xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c110
1 files changed, 58 insertions, 52 deletions
diff --git a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c
index 11548f877e..2704905813 100644
--- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c
+++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/console/console.c
@@ -24,9 +24,11 @@
#include <asm/uaccess.h>
#include <asm/hypervisor.h>
+#define XENO_TTY_MINOR 123
+
/******************** Kernel console driver ********************************/
-static void kconsole_write(struct console *co, const char *s, unsigned count)
+static void xen_console_write(struct console *co, const char *s, unsigned count)
{
#define STRLEN 256
static char str[STRLEN];
@@ -49,56 +51,57 @@ static void kconsole_write(struct console *co, const char *s, unsigned count)
}
}
-static kdev_t kconsole_device(struct console *c)
+static kdev_t xen_console_device(struct console *c)
{
/*
* This is the magic that binds our "struct console" to our
* "tty_struct", defined below.
*/
- return MKDEV(TTY_MAJOR, 0);
+ return MKDEV(TTY_MAJOR, XENO_TTY_MINOR);
}
-static struct console kconsole_info = {
- name: "xenocon",
- write: kconsole_write,
- device: kconsole_device,
+static struct console xen_console_info = {
+ name: "xen_console",
+ write: xen_console_write,
+ device: xen_console_device,
flags: CON_PRINTBUFFER,
index: -1,
};
-void xeno_console_init(void)
+void xen_console_init(void)
{
- register_console(&kconsole_info);
+ printk("xeno_console_init\n");
+ register_console(&xen_console_info);
}
/******************** Initial /dev/console *********************************/
-static struct tty_driver console_driver;
-static int console_refcount;
-static struct tty_struct *console_table[1];
-static struct termios *console_termios[1];
-static struct termios *console_termios_locked[1];
+static struct tty_driver xeno_console_driver;
+static int xeno_console_refcount;
+static struct tty_struct *xeno_console_table[1];
+static struct termios *xeno_console_termios[1];
+static struct termios *xeno_console_termios_locked[1];
-static int console_write_room(struct tty_struct *tty)
+static int xeno_console_write_room(struct tty_struct *tty)
{
return INT_MAX;
}
-static int console_chars_in_buffer(struct tty_struct *tty)
+static int xeno_console_chars_in_buffer(struct tty_struct *tty)
{
return 0;
}
-static inline int console_xmit(int ch)
+static inline int xeno_console_xmit(int ch)
{
char _ch = ch;
- kconsole_write(NULL, &_ch, 1);
+ xen_console_write(NULL, &_ch, 1);
return 1;
}
-static int console_write(struct tty_struct *tty, int from_user,
+static int xeno_console_write(struct tty_struct *tty, int from_user,
const u_char * buf, int count)
{
int i;
@@ -119,17 +122,17 @@ static int console_write(struct tty_struct *tty, int from_user,
{
ch = buf[i];
}
- console_xmit(ch);
+ xeno_console_xmit(ch);
}
return i;
}
-static void console_put_char(struct tty_struct *tty, u_char ch)
+static void xeno_console_put_char(struct tty_struct *tty, u_char ch)
{
- console_xmit(ch);
+ xeno_console_xmit(ch);
}
-static int console_open(struct tty_struct *tty, struct file *filp)
+static int xeno_console_open(struct tty_struct *tty, struct file *filp)
{
int line;
@@ -146,37 +149,40 @@ static int console_open(struct tty_struct *tty, struct file *filp)
return 0;
}
-static void console_close(struct tty_struct *tty, struct file *filp)
+static void xeno_console_close(struct tty_struct *tty, struct file *filp)
{
MOD_DEC_USE_COUNT;
}
-static int __init console_ini(void)
+int __init xeno_con_init(void)
{
- memset(&console_driver, 0, sizeof(struct tty_driver));
- console_driver.magic = TTY_DRIVER_MAGIC;
- console_driver.driver_name = "xeno_console";
- console_driver.name = "console";
- console_driver.major = TTY_MAJOR;
- console_driver.minor_start = 0;
- console_driver.num = 1;
- console_driver.type = TTY_DRIVER_TYPE_SERIAL;
- console_driver.subtype = SERIAL_TYPE_NORMAL;
- console_driver.init_termios = tty_std_termios;
- console_driver.flags = TTY_DRIVER_REAL_RAW;
- console_driver.refcount = &console_refcount;
- console_driver.table = console_table;
- console_driver.termios = console_termios;
- console_driver.termios_locked = console_termios_locked;
+
+ printk("xeno_con_init\n");
+
+ memset(&xeno_console_driver, 0, sizeof(struct tty_driver));
+ xeno_console_driver.magic = TTY_DRIVER_MAGIC;
+ xeno_console_driver.driver_name = "xeno_console";
+ xeno_console_driver.name = "xencon";
+ xeno_console_driver.major = TTY_MAJOR;
+ xeno_console_driver.minor_start = XENO_TTY_MINOR;
+ xeno_console_driver.num = 1;
+ xeno_console_driver.type = TTY_DRIVER_TYPE_SERIAL;
+ xeno_console_driver.subtype = SERIAL_TYPE_NORMAL;
+ xeno_console_driver.init_termios = tty_std_termios;
+ xeno_console_driver.flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_NO_DEVFS;
+ xeno_console_driver.refcount = &xeno_console_refcount;
+ xeno_console_driver.table = xeno_console_table;
+ xeno_console_driver.termios = xeno_console_termios;
+ xeno_console_driver.termios_locked = xeno_console_termios_locked;
/* Functions */
- console_driver.open = console_open;
- console_driver.close = console_close;
- console_driver.write = console_write;
- console_driver.write_room = console_write_room;
- console_driver.put_char = console_put_char;
- console_driver.chars_in_buffer = console_chars_in_buffer;
-
- if ( tty_register_driver(&console_driver) )
+ xeno_console_driver.open = xeno_console_open;
+ xeno_console_driver.close = xeno_console_close;
+ xeno_console_driver.write = xeno_console_write;
+ xeno_console_driver.write_room = xeno_console_write_room;
+ xeno_console_driver.put_char = xeno_console_put_char;
+ xeno_console_driver.chars_in_buffer = xeno_console_chars_in_buffer;
+
+ if ( tty_register_driver(&xeno_console_driver) )
{
printk(KERN_ERR "Couldn't register Xeno console driver\n");
}
@@ -188,17 +194,17 @@ static int __init console_ini(void)
return 0;
}
-static void __exit console_fin(void)
+void __exit xeno_con_fini(void)
{
int ret;
- ret = tty_unregister_driver(&console_driver);
+ ret = tty_unregister_driver(&xeno_console_driver);
if ( ret != 0 )
{
printk(KERN_ERR "Unable to unregister Xeno console driver: %d\n", ret);
}
}
-module_init(console_ini);
-module_exit(console_fin);
+module_init(xeno_con_init);
+module_exit(xeno_con_fini);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-26 04:35:54 +0000