diff options
Diffstat (limited to 'libc/kernel/common/linux/interrupt.h')
-rw-r--r-- | libc/kernel/common/linux/interrupt.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/libc/kernel/common/linux/interrupt.h b/libc/kernel/common/linux/interrupt.h new file mode 100644 index 0000000..f48592f --- /dev/null +++ b/libc/kernel/common/linux/interrupt.h @@ -0,0 +1,121 @@ +/**************************************************************************** + **************************************************************************** + *** + *** This header was automatically generated from a Linux kernel header + *** of the same name, to make information necessary for userspace to + *** call into the kernel available to libc. It contains only constants, + *** structures, and macros generated from the original header, and thus, + *** contains no copyrightable information. + *** + **************************************************************************** + ****************************************************************************/ +#ifndef _LINUX_INTERRUPT_H +#define _LINUX_INTERRUPT_H + +#include <linux/kernel.h> +#include <linux/linkage.h> +#include <linux/bitops.h> +#include <linux/preempt.h> +#include <linux/cpumask.h> +#include <linux/irqreturn.h> +#include <linux/hardirq.h> +#include <linux/sched.h> +#include <linux/irqflags.h> +#include <asm/atomic.h> +#include <asm/ptrace.h> +#include <asm/system.h> + +#define IRQF_TRIGGER_NONE 0x00000000 +#define IRQF_TRIGGER_RISING 0x00000001 +#define IRQF_TRIGGER_FALLING 0x00000002 +#define IRQF_TRIGGER_HIGH 0x00000004 +#define IRQF_TRIGGER_LOW 0x00000008 +#define IRQF_TRIGGER_MASK (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING) +#define IRQF_TRIGGER_PROBE 0x00000010 + +#define IRQF_DISABLED 0x00000020 +#define IRQF_SAMPLE_RANDOM 0x00000040 +#define IRQF_SHARED 0x00000080 +#define IRQF_PROBE_SHARED 0x00000100 +#define IRQF_TIMER 0x00000200 +#define IRQF_PERCPU 0x00000400 + +#define SA_INTERRUPT IRQF_DISABLED +#define SA_SAMPLE_RANDOM IRQF_SAMPLE_RANDOM +#define SA_SHIRQ IRQF_SHARED +#define SA_PROBEIRQ IRQF_PROBE_SHARED +#define SA_PERCPU IRQF_PERCPU + +#define SA_TRIGGER_LOW IRQF_TRIGGER_LOW +#define SA_TRIGGER_HIGH IRQF_TRIGGER_HIGH +#define SA_TRIGGER_FALLING IRQF_TRIGGER_FALLING +#define SA_TRIGGER_RISING IRQF_TRIGGER_RISING +#define SA_TRIGGER_MASK IRQF_TRIGGER_MASK + +struct irqaction { + irqreturn_t (*handler)(int, void *, struct pt_regs *); + unsigned long flags; + cpumask_t mask; + const char *name; + void *dev_id; + struct irqaction *next; + int irq; + struct proc_dir_entry *dir; +}; + +#define local_irq_enable_in_hardirq() local_irq_enable() + +#define disable_irq_nosync_lockdep(irq) disable_irq_nosync(irq) +#define disable_irq_lockdep(irq) disable_irq(irq) +#define enable_irq_lockdep(irq) enable_irq(irq) + +#ifndef __ARCH_SET_SOFTIRQ_PENDING +#define set_softirq_pending(x) (local_softirq_pending() = (x)) +#define or_softirq_pending(x) (local_softirq_pending() |= (x)) +#endif + +#define save_flags(x) save_flags(&x) +#define save_and_cli(x) save_and_cli(&x) + +enum +{ + HI_SOFTIRQ=0, + TIMER_SOFTIRQ, + NET_TX_SOFTIRQ, + NET_RX_SOFTIRQ, + BLOCK_SOFTIRQ, + TASKLET_SOFTIRQ +}; + +struct softirq_action +{ + void (*action)(struct softirq_action *); + void *data; +}; + +#define __raise_softirq_irqoff(nr) do { or_softirq_pending(1UL << (nr)); } while (0) + +struct tasklet_struct +{ + struct tasklet_struct *next; + unsigned long state; + atomic_t count; + void (*func)(unsigned long); + unsigned long data; +}; + +#define DECLARE_TASKLET(name, func, data) struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(0), func, data } + +#define DECLARE_TASKLET_DISABLED(name, func, data) struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(1), func, data } + +enum +{ + TASKLET_STATE_SCHED, + TASKLET_STATE_RUN +}; + +#define tasklet_trylock(t) 1 +#define tasklet_unlock_wait(t) do { } while (0) +#define tasklet_unlock(t) do { } while (0) + +#endif |