* IRQ functions for a Hitachi Big Sur Evaluation Board.
*
*/
+#undef DEBUG
-#include <linux/config.h>
#include <linux/sched.h>
#include <linux/module.h>
#include <linux/kernel.h>
#undef BIGSUR_DEBUG
#ifdef BIGSUR_DEBUG
-#define DPRINTK(args...) printk(args)
#define DIPRINTK(n, args...) if (BIGSUR_DEBUG>(n)) printk(args)
#else
-#define DPRINTK(args...)
#define DIPRINTK(n, args...)
#endif /* BIGSUR_DEBUG */
/* Level 1 IRQ routines */
static void disable_bigsur_l1irq(unsigned int irq)
{
- unsigned long flags;
unsigned char mask;
unsigned int mask_port = ((irq - BIGSUR_IRQ_LOW)/8) ? BIGSUR_IRLMR1 : BIGSUR_IRLMR0;
unsigned char bit = (1 << ((irq - MGATE_IRQ_LOW)%8) );
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH) {
- DPRINTK("Disable L1 IRQ %d\n", irq);
+ pr_debug("Disable L1 IRQ %d\n", irq);
DIPRINTK(2,"disable_bigsur_l1irq: IMR=0x%08x mask=0x%x\n",
mask_port, bit);
- local_irq_save(flags);
/* Disable IRQ - set mask bit */
mask = inb(mask_port) | bit;
outb(mask, mask_port);
- local_irq_restore(flags);
return;
}
- DPRINTK("disable_bigsur_l1irq: Invalid IRQ %d\n", irq);
+ pr_debug("disable_bigsur_l1irq: Invalid IRQ %d\n", irq);
}
static void enable_bigsur_l1irq(unsigned int irq)
{
- unsigned long flags;
unsigned char mask;
unsigned int mask_port = ((irq - BIGSUR_IRQ_LOW)/8) ? BIGSUR_IRLMR1 : BIGSUR_IRLMR0;
unsigned char bit = (1 << ((irq - MGATE_IRQ_LOW)%8) );
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH) {
- DPRINTK("Enable L1 IRQ %d\n", irq);
+ pr_debug("Enable L1 IRQ %d\n", irq);
DIPRINTK(2,"enable_bigsur_l1irq: IMR=0x%08x mask=0x%x\n",
mask_port, bit);
- local_irq_save(flags);
/* Enable L1 IRQ - clear mask bit */
mask = inb(mask_port) & ~bit;
outb(mask, mask_port);
- local_irq_restore(flags);
return;
}
- DPRINTK("enable_bigsur_l1irq: Invalid IRQ %d\n", irq);
+ pr_debug("enable_bigsur_l1irq: Invalid IRQ %d\n", irq);
}
/* Level 2 IRQ routines */
static void disable_bigsur_l2irq(unsigned int irq)
{
- unsigned long flags;
unsigned char mask;
unsigned char bit = 1 << ((irq-BIGSUR_2NDLVL_IRQ_LOW)%8);
unsigned int mask_port = imr_base - REG_NUM(irq)*imr_offset;
- if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) {
- DPRINTK("Disable L2 IRQ %d\n", irq);
+ if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) {
+ pr_debug("Disable L2 IRQ %d\n", irq);
DIPRINTK(2,"disable_bigsur_l2irq: IMR=0x%08x mask=0x%x\n",
mask_port, bit);
- local_irq_save(flags);
/* Disable L2 IRQ - set mask bit */
mask = inb(mask_port) | bit;
outb(mask, mask_port);
- local_irq_restore(flags);
return;
}
- DPRINTK("disable_bigsur_l2irq: Invalid IRQ %d\n", irq);
+ pr_debug("disable_bigsur_l2irq: Invalid IRQ %d\n", irq);
}
static void enable_bigsur_l2irq(unsigned int irq)
{
- unsigned long flags;
unsigned char mask;
unsigned char bit = 1 << ((irq-BIGSUR_2NDLVL_IRQ_LOW)%8);
unsigned int mask_port = imr_base - REG_NUM(irq)*imr_offset;
- if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) {
- DPRINTK("Enable L2 IRQ %d\n", irq);
+ if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) {
+ pr_debug("Enable L2 IRQ %d\n", irq);
DIPRINTK(2,"enable_bigsur_l2irq: IMR=0x%08x mask=0x%x\n",
mask_port, bit);
- local_irq_save(flags);
/* Enable L2 IRQ - clear mask bit */
mask = inb(mask_port) & ~bit;
outb(mask, mask_port);
- local_irq_restore(flags);
return;
}
- DPRINTK("enable_bigsur_l2irq: Invalid IRQ %d\n", irq);
+ pr_debug("enable_bigsur_l2irq: Invalid IRQ %d\n", irq);
}
static void mask_and_ack_bigsur(unsigned int irq)
{
- DPRINTK("mask_and_ack_bigsur IRQ %d\n", irq);
+ pr_debug("mask_and_ack_bigsur IRQ %d\n", irq);
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH)
disable_bigsur_l1irq(irq);
else
static void end_bigsur_irq(unsigned int irq)
{
- DPRINTK("end_bigsur_irq IRQ %d\n", irq);
+ pr_debug("end_bigsur_irq IRQ %d\n", irq);
if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) {
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH)
enable_bigsur_l1irq(irq);
u8 mask;
u32 reg;
- DPRINTK("startup_bigsur_irq IRQ %d\n", irq);
+ pr_debug("startup_bigsur_irq IRQ %d\n", irq);
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH) {
/* Enable the L1 IRQ */
static void shutdown_bigsur_irq(unsigned int irq)
{
- DPRINTK("shutdown_bigsur_irq IRQ %d\n", irq);
+ pr_debug("shutdown_bigsur_irq IRQ %d\n", irq);
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH)
disable_bigsur_l1irq(irq);
else
/* sanity check first */
if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH) {
/* save the handler in the main description table */
- irq_desc[irq].handler = &bigsur_l1irq_type;
+ irq_desc[irq].chip = &bigsur_l1irq_type;
irq_desc[irq].status = IRQ_DISABLED;
irq_desc[irq].action = 0;
irq_desc[irq].depth = 1;
disable_bigsur_l1irq(irq);
return;
}
- DPRINTK("make_bigsur_l1isr: bad irq, %d\n", irq);
+ pr_debug("make_bigsur_l1isr: bad irq, %d\n", irq);
return;
}
/* sanity check first */
if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) {
/* save the handler in the main description table */
- irq_desc[irq].handler = &bigsur_l2irq_type;
+ irq_desc[irq].chip = &bigsur_l2irq_type;
irq_desc[irq].status = IRQ_DISABLED;
irq_desc[irq].action = 0;
irq_desc[irq].depth = 1;
disable_bigsur_l2irq(irq);
return;
}
- DPRINTK("make_bigsur_l2isr: bad irq, %d\n", irq);
+ pr_debug("make_bigsur_l2isr: bad irq, %d\n", irq);
return;
}