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Ignore whitespace Rev 3673 → Rev 3674

/branches/dynload/kernel/genarch/include/kbd/ns16550.h
38,15 → 38,16
#define KERN_NS16550_H_
 
#include <console/chardev.h>
#include <ddi/irq.h>
#include <ipc/irq.h>
 
extern void ns16550_init(devno_t devno, inr_t inr, uintptr_t vaddr);
extern void ns16550_init(devno_t, uintptr_t, inr_t, cir_t, void *);
extern void ns16550_poll(void);
extern void ns16550_grab(void);
extern void ns16550_release(void);
extern char ns16550_key_read(chardev_t *d);
extern char ns16550_key_read(chardev_t *);
extern irq_ownership_t ns16550_claim(void);
extern void ns16550_irq_handler(irq_t *irq, void *arg, ...);
extern void ns16550_irq_handler(irq_t *, void *, ...);
 
#include <arch/types.h>
#ifndef ia64
58,6 → 59,7
#define IIR_REG 2 /** Interrupt Ident Register (read). */
#define FCR_REG 2 /** FIFO control register (write). */
#define LCR_REG 3 /** Line Control register. */
#define MCR_REG 4 /** Modem Control Register. */
#define LSR_REG 5 /** Line Status Register. */
 
#define IER_ERBFI 0x01 /** Enable Receive Buffer Full Interrupt. */
64,57 → 66,68
 
#define LCR_DLAB 0x80 /** Divisor Latch Access bit. */
 
#define MCR_OUT2 0x08 /** OUT2. */
 
/** Structure representing the ns16550 device. */
typedef struct {
devno_t devno;
volatile ioport_t io_port; /** Memory mapped registers of the ns16550. */
/** Memory mapped registers of the ns16550. */
volatile ioport_t io_port;
} ns16550_t;
 
static inline uint8_t ns16550_rbr_read(ns16550_t *dev)
{
return inb(dev->io_port+RBR_REG);
return inb(dev->io_port + RBR_REG);
}
static inline void ns16550_rbr_write(ns16550_t *dev, uint8_t v)
{
outb(dev->io_port+RBR_REG,v);
outb(dev->io_port + RBR_REG, v);
}
 
static inline uint8_t ns16550_ier_read(ns16550_t *dev)
{
return inb(dev->io_port+IER_REG);
return inb(dev->io_port + IER_REG);
}
 
static inline void ns16550_ier_write(ns16550_t *dev, uint8_t v)
{
outb(dev->io_port+IER_REG,v);
outb(dev->io_port + IER_REG, v);
}
 
static inline uint8_t ns16550_iir_read(ns16550_t *dev)
{
return inb(dev->io_port+IIR_REG);
return inb(dev->io_port + IIR_REG);
}
 
static inline void ns16550_fcr_write(ns16550_t *dev, uint8_t v)
{
outb(dev->io_port+FCR_REG,v);
outb(dev->io_port + FCR_REG, v);
}
 
static inline uint8_t ns16550_lcr_read(ns16550_t *dev)
{
return inb(dev->io_port+LCR_REG);
return inb(dev->io_port + LCR_REG);
}
 
static inline void ns16550_lcr_write(ns16550_t *dev, uint8_t v)
{
outb(dev->io_port+LCR_REG,v);
outb(dev->io_port + LCR_REG, v);
}
 
static inline uint8_t ns16550_lsr_read(ns16550_t *dev)
{
return inb(dev->io_port+LSR_REG);
return inb(dev->io_port + LSR_REG);
}
 
static inline uint8_t ns16550_mcr_read(ns16550_t *dev)
{
return inb(dev->io_port + MCR_REG);
}
 
static inline void ns16550_mcr_write(ns16550_t *dev, uint8_t v)
{
outb(dev->io_port + MCR_REG, v);
}
 
#endif