5 files changed, 28 insertions, 9 deletions
diff --git a/include/asm-i386/mach-default/do_timer.h b/include/asm-i386/mach-default/do_timer.h
index 56e5689863ae..23ecda0b28a0 100644
--- a/include/asm-i386/mach-default/do_timer.h
+++ b/include/asm-i386/mach-default/do_timer.h
@@ -12,5 +12,5 @@
 
 static inline void do_timer_interrupt_hook(void)
 {
-	pit_interrupt_hook();
+	global_clock_event->event_handler(global_clock_event);
 }
diff --git a/include/asm-i386/mach-default/io_ports.h b/include/asm-i386/mach-default/io_ports.h
index a96d9f6604ee..48540ba97166 100644
--- a/include/asm-i386/mach-default/io_ports.h
+++ b/include/asm-i386/mach-default/io_ports.h
@@ -7,11 +7,6 @@
 #ifndef _MACH_IO_PORTS_H
 #define _MACH_IO_PORTS_H
 
-/* i8253A PIT registers */
-#define PIT_MODE		0x43
-#define PIT_CH0			0x40
-#define PIT_CH2			0x42
-
 /* i8259A PIC registers */
 #define PIC_MASTER_CMD		0x20
 #define PIC_MASTER_IMR		0x21
diff --git a/include/asm-i386/mach-default/irq_vectors_limits.h b/include/asm-i386/mach-default/irq_vectors_limits.h
index 7f161e760be6..a90c7a60109f 100644
--- a/include/asm-i386/mach-default/irq_vectors_limits.h
+++ b/include/asm-i386/mach-default/irq_vectors_limits.h
@@ -1,7 +1,7 @@
 #ifndef _ASM_IRQ_VECTORS_LIMITS_H
 #define _ASM_IRQ_VECTORS_LIMITS_H
 
-#ifdef CONFIG_X86_IO_APIC
+#if defined(CONFIG_X86_IO_APIC) || defined(CONFIG_PARAVIRT)
 #define NR_IRQS 224
 # if (224 >= 32 * NR_CPUS)
 # define NR_IRQ_VECTORS NR_IRQS
diff --git a/include/asm-i386/mach-default/mach_reboot.h b/include/asm-i386/mach-default/mach_reboot.h
index a955e57ad016..e23fd9fbebb3 100644
--- a/include/asm-i386/mach-default/mach_reboot.h
+++ b/include/asm-i386/mach-default/mach_reboot.h
@@ -19,14 +19,37 @@ static inline void kb_wait(void)
 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(0x14, 0x60);	/* set "System flag" */
+		outb(cmd | 0x04, 0x60);	/* set "System flag" */
 		udelay(50);
 		kb_wait();
 		udelay(50);
diff --git a/include/asm-i386/mach-default/mach_wakecpu.h b/include/asm-i386/mach-default/mach_wakecpu.h
index 673b85c9b273..3ebb17893aa5 100644
--- a/include/asm-i386/mach-default/mach_wakecpu.h
+++ b/include/asm-i386/mach-default/mach_wakecpu.h
@@ -15,7 +15,8 @@
 
 static inline void wait_for_init_deassert(atomic_t *deassert)
 {
-	while (!atomic_read(deassert));
+	while (!atomic_read(deassert))
+		cpu_relax();
 	return;
 }