AMD IOMMU: add device detach function for IOMMU API

[safe/jmp/linux-2.6] / arch / x86 / kernel / early_printk.c

diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 02fc5b4..23b138e 100644 (file)
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -875,49 +875,6 @@ static struct console early_dbgp_console = {
 };
 #endif
 
-/* Console interface to a host file on AMD's SimNow! */
-
-static int simnow_fd;
-
-enum {
-       MAGIC1 = 0xBACCD00A,
-       MAGIC2 = 0xCA110000,
-       XOPEN = 5,
-       XWRITE = 4,
-};
-
-static noinline long simnow(long cmd, long a, long b, long c)
-{
-       long ret;
-
-       asm volatile("cpuid" :
-                    "=a" (ret) :
-                    "b" (a), "c" (b), "d" (c), "0" (MAGIC1), "D" (cmd + MAGIC2));
-       return ret;
-}
-
-static void __init simnow_init(char *str)
-{
-       char *fn = "klog";
-
-       if (*str == '=')
-               fn = ++str;
-       /* error ignored */
-       simnow_fd = simnow(XOPEN, (unsigned long)fn, O_WRONLY|O_APPEND|O_CREAT, 0644);
-}
-
-static void simnow_write(struct console *con, const char *s, unsigned n)
-{
-       simnow(XWRITE, simnow_fd, (unsigned long)s, n);
-}
-
-static struct console simnow_console = {
-       .name =         "simnow",
-       .write =        simnow_write,
-       .flags =        CON_PRINTBUFFER,
-       .index =        -1,
-};
-
 /* Direct interface for emergencies */
 static struct console *early_console = &early_vga_console;
 static int __initdata early_console_initialized;
@@ -960,10 +917,6 @@ static int __init setup_early_printk(char *buf)
                max_ypos = boot_params.screen_info.orig_video_lines;
                current_ypos = boot_params.screen_info.orig_y;
                early_console = &early_vga_console;
-       } else if (!strncmp(buf, "simnow", 6)) {
-               simnow_init(buf + 6);
-               early_console = &simnow_console;
-               keep_early = 1;
 #ifdef CONFIG_EARLY_PRINTK_DBGP
        } else if (!strncmp(buf, "dbgp", 4)) {
                if (early_dbgp_init(buf+4) < 0)
@@ -989,22 +942,4 @@ static int __init setup_early_printk(char *buf)
        return 0;
 }
 
-static void __init enable_debug_console(char *buf)
-{
-#ifdef DBGP_DEBUG
-       struct console *old_early_console = NULL;
-
-       if (early_console_initialized && early_console) {
-               old_early_console = early_console;
-               unregister_console(early_console);
-               early_console_initialized = 0;
-       }
-
-       setup_early_printk(buf);
-
-       if (early_console == old_early_console && old_early_console)
-               register_console(old_early_console);
-#endif
-}
-
 early_param("earlyprintk", setup_early_printk);