linux-2.6.33/irq_desc
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開始行:
*参照元 [#v1951214]
#backlinks
*説明 [#q59a6ec4]
-パス: [[linux-2.6.33/include/linux/irq.h]]
-FIXME: これは何?
--説明
**参考 [#bb39fc3c]
*実装 [#wf498c29]
/**
* struct irq_desc - interrupt descriptor
* @irq: interrupt number for this descriptor
* @timer_rand_state: pointer to timer rand state struct
* @kstat_irqs: irq stats per cpu
* @irq_2_iommu: iommu with this irq
* @handle_irq: highlevel irq-events handler [if NULL, ...
* @chip: low level interrupt hardware access
* @msi_desc: MSI descriptor
* @handler_data: per-IRQ data for the irq_chip methods
* @chip_data: platform-specific per-chip private data ...
* methods, to allow shared chip implementations
* @action: the irq action chain
* @status: status information
* @depth: disable-depth, for nested irq_disable() calls
* @wake_depth: enable depth, for multiple set_irq_wake...
* @irq_count: stats field to detect stalled irqs
* @last_unhandled: aging timer for unhandled count
* @irqs_unhandled: stats field for spurious unhandled i...
* @lock: locking for SMP
* @affinity: IRQ affinity on SMP
* @node: node index useful for balancing
* @pending_mask: pending rebalanced interrupts
* @threads_active: number of irqaction threads currentl...
* @wait_for_threads: wait queue for sync_irq to wait fo...
* @dir: /proc/irq/ procfs entry
* @name: flow handler name for /proc/interrupts output
*/
struct irq_desc {
unsigned int irq;
struct timer_rand_state *timer_rand_state;
-
--[[linux-2.6.33/timer_rand_state]]
unsigned int *kstat_irqs;
#ifdef CONFIG_INTR_REMAP
-
--[[linux-2.6.33/CONFIG_INTR_REMAP]]
struct irq_2_iommu *irq_2_iommu;
-
--[[linux-2.6.33/irq_2_iommu]]
#endif
irq_flow_handler_t handle_irq;
-
--[[linux-2.6.33/irq_flow_handler_t]]
struct irq_chip *chip;
-
--[[linux-2.6.33/irq_chip]]
struct msi_desc *msi_desc;
-
--[[linux-2.6.33/msi_desc]]
void *handler_data;
void *chip_data;
struct irqaction *action; /* IRQ action list */
-
--[[linux-2.6.33/irqaction]]
unsigned int status; /* IRQ status */
unsigned int depth; /* nested irq disables */
unsigned int wake_depth; /* nested wake enables */
unsigned int irq_count; /* For detecting broken IRQs */
unsigned long last_unhandled; /* Aging timer for unhan...
unsigned int irqs_unhandled;
raw_spinlock_t lock;
-
--[[linux-2.6.33/raw_spinlock_t]]
#ifdef CONFIG_SMP
-
--[[linux-2.6.33/CONFIG_SMP]]
cpumask_var_t affinity;
-
--[[linux-2.6.33/cpumask_var_t]]
unsigned int node;
#ifdef CONFIG_GENERIC_PENDING_IRQ
-
--[[linux-2.6.33/CONFIG_GENERIC_PENDING_IRQ]]
cpumask_var_t pending_mask;
#endif
#endif
atomic_t threads_active;
-
--[[linux-2.6.33/atomic_t]]
wait_queue_head_t wait_for_threads;
-
--[[linux-2.6.33/wait_queue_head_t]]
#ifdef CONFIG_PROC_FS
-
--[[linux-2.6.33/CONFIG_PROC_FS]]
struct proc_dir_entry *dir;
-
--[[linux-2.6.33/proc_dir_entry]]
#endif
const char *name;
} ____cacheline_internodealigned_in_smp;
-
--[[linux-2.6.33/____cacheline_internodealigned_in_smp]]
*コメント [#i27bb3eb]
終了行:
*参照元 [#v1951214]
#backlinks
*説明 [#q59a6ec4]
-パス: [[linux-2.6.33/include/linux/irq.h]]
-FIXME: これは何?
--説明
**参考 [#bb39fc3c]
*実装 [#wf498c29]
/**
* struct irq_desc - interrupt descriptor
* @irq: interrupt number for this descriptor
* @timer_rand_state: pointer to timer rand state struct
* @kstat_irqs: irq stats per cpu
* @irq_2_iommu: iommu with this irq
* @handle_irq: highlevel irq-events handler [if NULL, ...
* @chip: low level interrupt hardware access
* @msi_desc: MSI descriptor
* @handler_data: per-IRQ data for the irq_chip methods
* @chip_data: platform-specific per-chip private data ...
* methods, to allow shared chip implementations
* @action: the irq action chain
* @status: status information
* @depth: disable-depth, for nested irq_disable() calls
* @wake_depth: enable depth, for multiple set_irq_wake...
* @irq_count: stats field to detect stalled irqs
* @last_unhandled: aging timer for unhandled count
* @irqs_unhandled: stats field for spurious unhandled i...
* @lock: locking for SMP
* @affinity: IRQ affinity on SMP
* @node: node index useful for balancing
* @pending_mask: pending rebalanced interrupts
* @threads_active: number of irqaction threads currentl...
* @wait_for_threads: wait queue for sync_irq to wait fo...
* @dir: /proc/irq/ procfs entry
* @name: flow handler name for /proc/interrupts output
*/
struct irq_desc {
unsigned int irq;
struct timer_rand_state *timer_rand_state;
-
--[[linux-2.6.33/timer_rand_state]]
unsigned int *kstat_irqs;
#ifdef CONFIG_INTR_REMAP
-
--[[linux-2.6.33/CONFIG_INTR_REMAP]]
struct irq_2_iommu *irq_2_iommu;
-
--[[linux-2.6.33/irq_2_iommu]]
#endif
irq_flow_handler_t handle_irq;
-
--[[linux-2.6.33/irq_flow_handler_t]]
struct irq_chip *chip;
-
--[[linux-2.6.33/irq_chip]]
struct msi_desc *msi_desc;
-
--[[linux-2.6.33/msi_desc]]
void *handler_data;
void *chip_data;
struct irqaction *action; /* IRQ action list */
-
--[[linux-2.6.33/irqaction]]
unsigned int status; /* IRQ status */
unsigned int depth; /* nested irq disables */
unsigned int wake_depth; /* nested wake enables */
unsigned int irq_count; /* For detecting broken IRQs */
unsigned long last_unhandled; /* Aging timer for unhan...
unsigned int irqs_unhandled;
raw_spinlock_t lock;
-
--[[linux-2.6.33/raw_spinlock_t]]
#ifdef CONFIG_SMP
-
--[[linux-2.6.33/CONFIG_SMP]]
cpumask_var_t affinity;
-
--[[linux-2.6.33/cpumask_var_t]]
unsigned int node;
#ifdef CONFIG_GENERIC_PENDING_IRQ
-
--[[linux-2.6.33/CONFIG_GENERIC_PENDING_IRQ]]
cpumask_var_t pending_mask;
#endif
#endif
atomic_t threads_active;
-
--[[linux-2.6.33/atomic_t]]
wait_queue_head_t wait_for_threads;
-
--[[linux-2.6.33/wait_queue_head_t]]
#ifdef CONFIG_PROC_FS
-
--[[linux-2.6.33/CONFIG_PROC_FS]]
struct proc_dir_entry *dir;
-
--[[linux-2.6.33/proc_dir_entry]]
#endif
const char *name;
} ____cacheline_internodealigned_in_smp;
-
--[[linux-2.6.33/____cacheline_internodealigned_in_smp]]
*コメント [#i27bb3eb]
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