VECTORS

结构体
struct	task_context_t
struct	exc_context_t
struct	exc_info

宏定义
#define	ISR_VECTOR_MAX_SUPPORTED   (BUTT_IRQN - 1)
	Defined to be the highest ISR_VECTOR supported by the core
#define	LOCIEN_IRQ_NUM   32
#define	LOCIPRI_IRQ_NUM   8
#define	LOCIPRI_IRQ_BITS   4
#define	LOCIPRI_DEFAULT_VAL   0x11111111 /* The default interrupt priority is 1. */
#define	INTERRUPT_PRIO_HIGHEST   7
#define	INTERRUPT_PRIO_LOWEST   1
#define	RISCV_SYS_VECTOR_CNT   26
#define	RISCV_MIE_IRQ_VECTOR_CNT   6
#define	RISCV_CUSTOM_IRQ_VECTOR_CNT   60
#define	RISCV_LOCAL_IRQ_VECTOR_CNT   (RISCV_MIE_IRQ_VECTOR_CNT + RISCV_SYS_VECTOR_CNT)
#define	RISCV_VECTOR_CNT   (RISCV_LOCAL_IRQ_VECTOR_CNT + RISCV_CUSTOM_IRQ_VECTOR_CNT)

类型定义
typedef struct exc_info	exc_info_t

枚举
enum	isr_vector_t {   USER_SOFTWARE_INT_IRQN = 0 , SUPERVISOR_SOFTWARE_INT_IRQN = 1 , RESERVED_INT2_IRQN = 2 , MACHINE_SOFTWARE_INT_IRQN = 3 ,   USER_TIMER_INT_IRQN = 4 , SUPERVISOR_TIMER_INT_IRQN = 5 , RESERVED_INT6_IRQN = 6 , MACHINE_TIMER_INT_IRQN = 7 ,   USER_EXTERNAL_INT_IRQN = 8 , SUPERVISOR_EXTERNAL_INT_IRQN = 9 , RESERVED_INT10_IRQN = 10 , MACHINE_EXTERNAL_INT_IRQN = 11 ,   NON_MASKABLE_INT_IRQN = 12 , RESERVED_INT13_IRQN = 13 , RESERVED_INT14_IRQN = 14 , RESERVED_INT15_IRQN = 15 ,   ISR_VECTOR_IRQ_0 = 16 , ISR_VECTOR_IRQ_1 , ISR_VECTOR_IRQ_2 , ISR_VECTOR_IRQ_3 ,   ISR_VECTOR_IRQ_4 , ISR_VECTOR_IRQ_5 , ISR_VECTOR_IRQ_6 , ISR_VECTOR_IRQ_7 ,   ISR_VECTOR_IRQ_8 , ISR_VECTOR_IRQ_9 , ISR_VECTOR_IRQ_10 , ISR_VECTOR_IRQ_11 ,   ISR_VECTOR_IRQ_12 , ISR_VECTOR_IRQ_13 , ISR_VECTOR_IRQ_14 , ISR_VECTOR_IRQ_15 ,   ISR_VECTOR_IRQ_16 , ISR_VECTOR_IRQ_17 , ISR_VECTOR_IRQ_18 , ISR_VECTOR_IRQ_19 ,   ISR_VECTOR_IRQ_20 , ISR_VECTOR_IRQ_21 , ISR_VECTOR_IRQ_22 , ISR_VECTOR_IRQ_23 ,   ISR_VECTOR_IRQ_24 , ISR_VECTOR_IRQ_25 , ISR_VECTOR_IRQ_26 , ISR_VECTOR_IRQ_27 ,   ISR_VECTOR_IRQ_28 , ISR_VECTOR_IRQ_29 , ISR_VECTOR_IRQ_30 , ISR_VECTOR_IRQ_31 ,   ISR_VECTOR_IRQ_32 , ISR_VECTOR_IRQ_33 , ISR_VECTOR_IRQ_34 , ISR_VECTOR_IRQ_35 ,   ISR_VECTOR_IRQ_36 , ISR_VECTOR_IRQ_37 , ISR_VECTOR_IRQ_38 , ISR_VECTOR_IRQ_39 ,   ISR_VECTOR_IRQ_40 , ISR_VECTOR_IRQ_41 , ISR_VECTOR_IRQ_42 , ISR_VECTOR_IRQ_43 ,   ISR_VECTOR_IRQ_44 , ISR_VECTOR_IRQ_45 , ISR_VECTOR_IRQ_46 , ISR_VECTOR_IRQ_47 ,   ISR_VECTOR_IRQ_48 , ISR_VECTOR_IRQ_49 , ISR_VECTOR_IRQ_50 , ISR_VECTOR_IRQ_51 ,   ISR_VECTOR_IRQ_52 , ISR_VECTOR_IRQ_53 , ISR_VECTOR_IRQ_54 , ISR_VECTOR_IRQ_55 ,   ISR_VECTOR_IRQ_56 , ISR_VECTOR_IRQ_57 , ISR_VECTOR_IRQ_58 , ISR_VECTOR_IRQ_59 ,   ISR_VECTOR_IRQ_60 , ISR_VECTOR_IRQ_61 , ISR_VECTOR_IRQ_62 , ISR_VECTOR_IRQ_63 ,   ISR_VECTOR_IRQ_64 , ISR_VECTOR_IRQ_65 , ISR_VECTOR_IRQ_66 , ISR_VECTOR_IRQ_67 ,   ISR_VECTOR_IRQ_68 , ISR_VECTOR_IRQ_69 , ISR_VECTOR_IRQ_70 , ISR_VECTOR_IRQ_71 ,   ISR_VECTOR_IRQ_72 , ISR_VECTOR_IRQ_73 , ISR_VECTOR_IRQ_74 , ISR_VECTOR_IRQ_75 ,   ISR_VECTOR_IRQ_76 , ISR_VECTOR_IRQ_77 , ISR_VECTOR_IRQ_78 , ISR_VECTOR_IRQ_79 ,   ISR_VECTOR_IRQ_80 , ISR_VECTOR_IRQ_81 }
	Interrupt vector identifiers 更多...

函数
const isr_function *	isr_get_ramexceptiontable_addr (void)
	Get the ram exception table address.
void	reserve_handler (void)
	Reserve handler process.
void	default_handler (void)
	Default handler process.
void	exc_info_display (const exc_info_t *exc)
	Print exception info.

详细描述

宏定义说明

INTERRUPT_PRIO_HIGHEST

#define INTERRUPT_PRIO_HIGHEST   7

Highest priority of a hardware interrupt.

INTERRUPT_PRIO_LOWEST

#define INTERRUPT_PRIO_LOWEST   1

Lowest priority of a hardware interrupt.

ISR_VECTOR_MAX_SUPPORTED

#define ISR_VECTOR_MAX_SUPPORTED   (BUTT_IRQN - 1)

Defined to be the highest ISR_VECTOR supported by the core

LOCIEN_IRQ_NUM

#define LOCIEN_IRQ_NUM   32

LOCIPRI_DEFAULT_VAL

#define LOCIPRI_DEFAULT_VAL   0x11111111 /* The default interrupt priority is 1. */

LOCIPRI_IRQ_BITS

#define LOCIPRI_IRQ_BITS   4

LOCIPRI_IRQ_NUM

#define LOCIPRI_IRQ_NUM   8

RISCV_CUSTOM_IRQ_VECTOR_CNT

#define RISCV_CUSTOM_IRQ_VECTOR_CNT   60

Count of HimiDeer local interrupt vector 6~76, enabled by custom CSR locie0~2.

RISCV_LOCAL_IRQ_VECTOR_CNT

#define RISCV_LOCAL_IRQ_VECTOR_CNT   (RISCV_MIE_IRQ_VECTOR_CNT + RISCV_SYS_VECTOR_CNT)

Count of HimiDeer local IRQ interrupt vector.

RISCV_MIE_IRQ_VECTOR_CNT

#define RISCV_MIE_IRQ_VECTOR_CNT   6

Count of HimiDeer local interrupt vector 0 - 5, enabled by CSR mie 26 -31 bit.

RISCV_SYS_VECTOR_CNT

#define RISCV_SYS_VECTOR_CNT   26

Count of HimiDeer system interrupt vector.

RISCV_VECTOR_CNT

#define RISCV_VECTOR_CNT   (RISCV_LOCAL_IRQ_VECTOR_CNT + RISCV_CUSTOM_IRQ_VECTOR_CNT)

Count of himideer interrupt vector.

类型定义说明

exc_info_t

typedef struct exc_info exc_info_t

枚举类型说明

isr_vector_t

enum isr_vector_t

Interrupt vector identifiers

枚举值
USER_SOFTWARE_INT_IRQN
SUPERVISOR_SOFTWARE_INT_IRQN
RESERVED_INT2_IRQN
MACHINE_SOFTWARE_INT_IRQN
USER_TIMER_INT_IRQN
SUPERVISOR_TIMER_INT_IRQN
RESERVED_INT6_IRQN
MACHINE_TIMER_INT_IRQN
USER_EXTERNAL_INT_IRQN
SUPERVISOR_EXTERNAL_INT_IRQN
RESERVED_INT10_IRQN
MACHINE_EXTERNAL_INT_IRQN
NON_MASKABLE_INT_IRQN
RESERVED_INT13_IRQN
RESERVED_INT14_IRQN
RESERVED_INT15_IRQN
ISR_VECTOR_IRQ_0
ISR_VECTOR_IRQ_1
ISR_VECTOR_IRQ_2
ISR_VECTOR_IRQ_3
ISR_VECTOR_IRQ_4
ISR_VECTOR_IRQ_5
ISR_VECTOR_IRQ_6
ISR_VECTOR_IRQ_7
ISR_VECTOR_IRQ_8
ISR_VECTOR_IRQ_9
ISR_VECTOR_IRQ_10
ISR_VECTOR_IRQ_11
ISR_VECTOR_IRQ_12
ISR_VECTOR_IRQ_13
ISR_VECTOR_IRQ_14
ISR_VECTOR_IRQ_15
ISR_VECTOR_IRQ_16
ISR_VECTOR_IRQ_17
ISR_VECTOR_IRQ_18
ISR_VECTOR_IRQ_19
ISR_VECTOR_IRQ_20
ISR_VECTOR_IRQ_21
ISR_VECTOR_IRQ_22
ISR_VECTOR_IRQ_23
ISR_VECTOR_IRQ_24
ISR_VECTOR_IRQ_25
ISR_VECTOR_IRQ_26
ISR_VECTOR_IRQ_27
ISR_VECTOR_IRQ_28
ISR_VECTOR_IRQ_29
ISR_VECTOR_IRQ_30
ISR_VECTOR_IRQ_31
ISR_VECTOR_IRQ_32
ISR_VECTOR_IRQ_33
ISR_VECTOR_IRQ_34
ISR_VECTOR_IRQ_35
ISR_VECTOR_IRQ_36
ISR_VECTOR_IRQ_37
ISR_VECTOR_IRQ_38
ISR_VECTOR_IRQ_39
ISR_VECTOR_IRQ_40
ISR_VECTOR_IRQ_41
ISR_VECTOR_IRQ_42
ISR_VECTOR_IRQ_43
ISR_VECTOR_IRQ_44
ISR_VECTOR_IRQ_45
ISR_VECTOR_IRQ_46
ISR_VECTOR_IRQ_47
ISR_VECTOR_IRQ_48
ISR_VECTOR_IRQ_49
ISR_VECTOR_IRQ_50
ISR_VECTOR_IRQ_51
ISR_VECTOR_IRQ_52
ISR_VECTOR_IRQ_53
ISR_VECTOR_IRQ_54
ISR_VECTOR_IRQ_55
ISR_VECTOR_IRQ_56
ISR_VECTOR_IRQ_57
ISR_VECTOR_IRQ_58
ISR_VECTOR_IRQ_59
ISR_VECTOR_IRQ_60
ISR_VECTOR_IRQ_61
ISR_VECTOR_IRQ_62
ISR_VECTOR_IRQ_63
ISR_VECTOR_IRQ_64
ISR_VECTOR_IRQ_65
ISR_VECTOR_IRQ_66
ISR_VECTOR_IRQ_67
ISR_VECTOR_IRQ_68
ISR_VECTOR_IRQ_69
ISR_VECTOR_IRQ_70
ISR_VECTOR_IRQ_71
ISR_VECTOR_IRQ_72
ISR_VECTOR_IRQ_73
ISR_VECTOR_IRQ_74
ISR_VECTOR_IRQ_75
ISR_VECTOR_IRQ_76
ISR_VECTOR_IRQ_77
ISR_VECTOR_IRQ_78
ISR_VECTOR_IRQ_79
ISR_VECTOR_IRQ_80
ISR_VECTOR_IRQ_81

函数说明

default_handler()

void default_handler

(

void

)

Default handler process.

exc_info_display()

void exc_info_display

(

const exc_info_t *

exc

)

Print exception info.

参数

exc	Exception info.

isr_get_ramexceptiontable_addr()

const isr_function * isr_get_ramexceptiontable_addr

(

void

)

Get the ram exception table address.

返回

The ram exception table address.

reserve_handler()

void reserve_handler

(

void

)

Reserve handler process.