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Commit 459cce72 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

x86: remove mach_reboot.h 



all reboot details are handled in reboot.c and quirks are handled
via reboot_fixups_32.c.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 4e4eee0e

include/asm-x86/mach-default/mach_reboot.h

deleted100644 → 0
+0 −61
Original line number Diff line number Diff line 
/*

 *  arch/i386/mach-generic/mach_reboot.h

 *

 *  Machine specific reboot functions for generic.

 *  Split out from reboot.c by Osamu Tomita <tomita@cinet.co.jp>

 */

#ifndef _MACH_REBOOT_H

#define _MACH_REBOOT_H



static inline void kb_wait(void)

{

	int i;



	for (i = 0; i < 0x10000; i++)

		if ((inb_p(0x64) & 0x02) == 0)

			break;

}



static inline void mach_reboot(void)

{

	int i;



	/* old method, works on most machines */

	for (i = 0; i < 10; i++) {

		kb_wait();

		udelay(50);

		outb(0xfe, 0x64);	/* pulse reset low */

		udelay(50);

	}



	/* New method: sets the "System flag" which, when set, indicates

	 * successful completion of the keyboard controller self-test (Basic

	 * Assurance Test, BAT).  This is needed for some machines with no

	 * keyboard plugged in.  This read-modify-write sequence sets only the

	 * system flag

	 */

	for (i = 0; i < 10; i++) {

		int cmd;



		outb(0x20, 0x64);	/* read Controller Command Byte */

		udelay(50);

		kb_wait();

		udelay(50);

		cmd = inb(0x60);

		udelay(50);

		kb_wait();

		udelay(50);

		outb(0x60, 0x64);	/* write Controller Command Byte */

		udelay(50);

		kb_wait();

		udelay(50);

		outb(cmd | 0x14, 0x60); /* set "System flag" and "Keyboard Disabled" */

		udelay(50);

		kb_wait();

		udelay(50);

		outb(0xfe, 0x64);	/* pulse reset low */

		udelay(50);

	}

}



#endif /* !_MACH_REBOOT_H */