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    Subject[PATCH] printk patch
    This is the separated printk patch, it is completely optional
    now - no support for monochrome displays anymore, because nobody voted
    for it.


    diff -u --recursive --new-file linux-2.1.41/Documentation/Configure.help linux/Documentation/Configure.help
    --- linux-2.1.41/Documentation/Configure.help Tue May 27 14:01:16 1997
    +++ linux/Documentation/Configure.help Tue May 27 14:01:16 1997
    @@ -4021,6 +4021,12 @@
    visible on your display. You should say Y here if you have no other
    console device.

    +Console on color display
    +CONFIG_VT_CONSOLE_COLOR
    + If you have a color monitor connected to your Computer
    + and you want colored kernel messages say Y here.
    +
    Standard/generic serial support
    CONFIG_SERIAL
    This selects whether you want to include the driver for the standard
    diff -u --recursive --new-file linux-2.1.41/drivers/char/Config.in linux/drivers/char/Config.in
    --- linux-2.1.41/drivers/char/Config.in Tue May 27 14:01:16 1997
    +++ linux/drivers/char/Config.in Tue May 27 14:01:16 1997
    @@ -7,6 +7,7 @@
    bool 'Virtual terminal' CONFIG_VT
    if [ "$CONFIG_VT" = "y" ]; then
    bool 'Console on virtual terminal' CONFIG_VT_CONSOLE
    + bool 'Console on color display' CONFIG_VT_CONSOLE_COLOR
    fi
    tristate 'Standard/generic (dumb) serial support' CONFIG_SERIAL
    bool 'Extended dumb serial driver options' CONFIG_SERIAL_EXTENDED
    diff -u --recursive --new-file linux-2.1.41/kernel/printk.c linux/kernel/printk.c
    --- linux-2.1.41/kernel/printk.c Tue May 20 20:02:08 1997
    +++ linux/kernel/printk.c Tue May 27 13:30:26 1997
    @@ -10,6 +10,9 @@
    * elsewhere, in preparation for a serial line console (someday).
    * Ted Ts'o, 2/11/93.
    * Modified for sysctl support, 1/8/97, Chris Horn.
    + *
    + * make printk message level visible on console 1997-05-22, Wolfram Kleff
    + *
    */

    #include <stdarg.h>
    @@ -26,9 +29,14 @@
    #include <linux/smp_lock.h>
    #include <linux/console.h>
    #include <linux/init.h>
    +#include <linux/config.h>

    #include <asm/uaccess.h>

    +#ifdef CONFIG_VT_CONSOLE_COLOR
    +#include "../drivers/char/console_struct.h"
    +#endif
    +
    #define LOG_BUF_LEN 8192

    static char buf[1024];
    @@ -171,7 +179,6 @@
    return error;
    }

    -
    asmlinkage int printk(const char *fmt, ...)
    {
    va_list args;
    @@ -181,6 +188,11 @@
    static signed char msg_level = -1;
    long flags;

    +#ifdef CONFIG_VT_CONSOLE
    + unsigned char s_attr;
    + int currcons=0;
    +#endif
    +
    __save_flags(flags);
    __cli();
    va_start(args, fmt);
    @@ -221,11 +233,38 @@
    }
    if (msg_level < console_loglevel && console_drivers) {
    struct console *c = console_drivers;
    +
    +#ifdef CONFIG_VT_CONSOLE_COLOR
    + s_attr = attr;
    + switch (msg_level) {
    + case 0: /* system is unusable */
    + attr = 0x47 | 0x08 | 0x80; /* white on red, bright, blink */
    + break;
    + case 1: /* action must be taken immediately */
    + attr = 0x74 | 0x08 | 0x80; /* red on white, bright, blink */
    + break;
    + case 2: /* critical conditions */
    + attr = 0x74 | 0x08; /* red on white, bright */
    + break;
    + case 3: /* error conditions */
    + attr = 0x04 | 0x08; /* red on black, bright */
    + break;
    + case 4: /* warning conditions */
    + attr = 0x04; /* red on black */
    + break;
    + case 5: /* normal but significant condition */
    + attr |= 0x08; /* bright */
    + break;
    + }
    +#endif
    while(c) {
    if (c->write)
    c->write(msg, p - msg + line_feed);
    c = c->next;
    }
    +#ifdef CONFIG_VT_CONSOLE_COLOR
    + attr = s_attr;
    +#endif
    }
    if (line_feed)
    msg_level = -1;


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