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Diffstat (limited to 'include/asm-x86/i8259.h')
-rw-r--r--include/asm-x86/i8259.h63
1 files changed, 0 insertions, 63 deletions
diff --git a/include/asm-x86/i8259.h b/include/asm-x86/i8259.h
deleted file mode 100644
index 23c1b3baaecd..000000000000
--- a/include/asm-x86/i8259.h
+++ /dev/null
@@ -1,63 +0,0 @@
-#ifndef ASM_X86__I8259_H
-#define ASM_X86__I8259_H
-
-#include <linux/delay.h>
-
-extern unsigned int cached_irq_mask;
-
-#define __byte(x, y) (((unsigned char *)&(y))[x])
-#define cached_master_mask (__byte(0, cached_irq_mask))
-#define cached_slave_mask (__byte(1, cached_irq_mask))
-
-/* i8259A PIC registers */
-#define PIC_MASTER_CMD 0x20
-#define PIC_MASTER_IMR 0x21
-#define PIC_MASTER_ISR PIC_MASTER_CMD
-#define PIC_MASTER_POLL PIC_MASTER_ISR
-#define PIC_MASTER_OCW3 PIC_MASTER_ISR
-#define PIC_SLAVE_CMD 0xa0
-#define PIC_SLAVE_IMR 0xa1
-
-/* i8259A PIC related value */
-#define PIC_CASCADE_IR 2
-#define MASTER_ICW4_DEFAULT 0x01
-#define SLAVE_ICW4_DEFAULT 0x01
-#define PIC_ICW4_AEOI 2
-
-extern spinlock_t i8259A_lock;
-
-extern void init_8259A(int auto_eoi);
-extern void enable_8259A_irq(unsigned int irq);
-extern void disable_8259A_irq(unsigned int irq);
-extern unsigned int startup_8259A_irq(unsigned int irq);
-
-/* the PIC may need a careful delay on some platforms, hence specific calls */
-static inline unsigned char inb_pic(unsigned int port)
-{
- unsigned char value = inb(port);
-
- /*
- * delay for some accesses to PIC on motherboard or in chipset
- * must be at least one microsecond, so be safe here:
- */
- udelay(2);
-
- return value;
-}
-
-static inline void outb_pic(unsigned char value, unsigned int port)
-{
- outb(value, port);
- /*
- * delay for some accesses to PIC on motherboard or in chipset
- * must be at least one microsecond, so be safe here:
- */
- udelay(2);
-}
-
-extern struct irq_chip i8259A_chip;
-
-extern void mask_8259A(void);
-extern void unmask_8259A(void);
-
-#endif /* ASM_X86__I8259_H */