arch.h File Reference

RISCV specific kernel interface header This header contains the RISCV specific kernel interface. It is included by the generic kernel interface header (arch/cpu.h) More...

#include <arch/riscv/thread.h>
#include <arch/riscv/exp.h>
#include <arch/common/sys_bitops.h>
#include <arch/common/sys_io.h>
#include <arch/common/ffs.h>
#include <arch/riscv/syscall.h>
#include <irq.h>
#include <sw_isr_table.h>
#include <soc.h>
#include <devicetree.h>
#include <arch/riscv/csr.h>
#include <sys/util.h>
#include <arch/riscv/error.h>

Go to the source code of this file.

Data Structures
struct	k_mem_partition_attr_t

Macros
#define	ARCH_STACK_PTR_ALIGN   16
#define	ARCH_THREAD_STACK_RESERVED   CONFIG_PRIVILEGED_STACK_SIZE
#define	ARCH_THREAD_STACK_SIZE_ADJUST(size)    (ROUND_UP((size), Z_RISCV_PMP_ALIGN))
#define	ARCH_THREAD_STACK_OBJ_ALIGN(size)   Z_RISCV_PMP_ALIGN
#define	RV_OP_LOADREG   lw
#define	RV_OP_STOREREG   sw
#define	RV_REGSIZE   4
#define	RV_REGSHIFT   2
#define	RV_OP_LOADFPREG   flw
#define	RV_OP_STOREFPREG   fsw
#define	MSTATUS_IEN   (1UL << 3)
#define	MSTATUS_MPP_M   (3UL << 11)
#define	MSTATUS_MPIE_EN   (1UL << 7)
#define	MSTATUS_FS_INIT   (1UL << 13)
#define	MSTATUS_FS_MASK   ((1UL << 13) | (1UL << 14))
#define	MSTATUS_DEF_RESTORE   (MSTATUS_MPP_M | MSTATUS_MPIE_EN)
#define	STACK_ROUND_UP(x)   ROUND_UP(x, ARCH_STACK_PTR_ALIGN)
#define	DO_TOSTR(s)   #s
#define	TOSTR(s)   DO_TOSTR(s)
#define	DO_CONCAT(x, y)   x ## y
#define	CONCAT(x, y)   DO_CONCAT(x, y)
#define	K_MEM_PARTITION_P_RW_U_RW
#define	K_MEM_PARTITION_P_RW_U_RO
#define	K_MEM_PARTITION_P_RW_U_NA
#define	K_MEM_PARTITION_P_RO_U_RO
#define	K_MEM_PARTITION_P_RO_U_NA
#define	K_MEM_PARTITION_P_NA_U_NA
#define	K_MEM_PARTITION_P_RWX_U_RWX
#define	K_MEM_PARTITION_P_RX_U_RX
#define	ARCH_IRQ_CONNECT(irq_p, priority_p, isr_p, isr_param_p, flags_p)

Functions
void	arch_irq_enable (unsigned int irq)
void	arch_irq_disable (unsigned int irq)
int	arch_irq_is_enabled (unsigned int irq)
void	arch_irq_priority_set (unsigned int irq, unsigned int prio)
static ALWAYS_INLINE unsigned int	arch_irq_lock (void)
static ALWAYS_INLINE void	arch_irq_unlock (unsigned int key)
static ALWAYS_INLINE bool	arch_irq_unlocked (unsigned int key)
static ALWAYS_INLINE void	arch_nop (void)
uint32_t	sys_clock_cycle_get_32 (void)
static uint32_t	arch_k_cycle_get_32 (void)
uint64_t	sys_clock_cycle_get_64 (void)
static uint64_t	arch_k_cycle_get_64 (void)

Detailed Description

RISCV specific kernel interface header This header contains the RISCV specific kernel interface. It is included by the generic kernel interface header (arch/cpu.h)

Macro Definition Documentation

ARCH_IRQ_CONNECT

#define ARCH_IRQ_CONNECT	(		irq_p,
			priority_p,
			isr_p,
			isr_param_p,
			flags_p
	)

Value:

{ \
        Z_ISR_DECLARE(irq_p, 0, isr_p, isr_param_p); \
}

ARCH_STACK_PTR_ALIGN

#define ARCH_STACK_PTR_ALIGN   16

ARCH_THREAD_STACK_OBJ_ALIGN

#define ARCH_THREAD_STACK_OBJ_ALIGN

(

size

)

Z_RISCV_PMP_ALIGN

ARCH_THREAD_STACK_RESERVED

#define ARCH_THREAD_STACK_RESERVED   CONFIG_PRIVILEGED_STACK_SIZE

ARCH_THREAD_STACK_SIZE_ADJUST

#define ARCH_THREAD_STACK_SIZE_ADJUST

(

size

)

(ROUND_UP((size), Z_RISCV_PMP_ALIGN))

CONCAT

#define CONCAT	(		x,
			y
	)		DO_CONCAT(x, y)

DO_CONCAT

#define DO_CONCAT	(		x,
			y
	)		x ## y

DO_TOSTR

#define DO_TOSTR

(

s

)

#s

K_MEM_PARTITION_P_NA_U_NA

#define K_MEM_PARTITION_P_NA_U_NA

Value:

        ((k_mem_partition_attr_t) \
        {0})

K_MEM_PARTITION_P_RO_U_NA

#define K_MEM_PARTITION_P_RO_U_NA

Value:

        ((k_mem_partition_attr_t) \
        {0})

K_MEM_PARTITION_P_RO_U_RO

#define K_MEM_PARTITION_P_RO_U_RO

Value:

        ((k_mem_partition_attr_t) \
        {PMP_R})

K_MEM_PARTITION_P_RW_U_NA

#define K_MEM_PARTITION_P_RW_U_NA

Value:

        ((k_mem_partition_attr_t) \
        {0})

K_MEM_PARTITION_P_RW_U_RO

#define K_MEM_PARTITION_P_RW_U_RO

Value:

        ((k_mem_partition_attr_t) \
        {PMP_R})

K_MEM_PARTITION_P_RW_U_RW

#define K_MEM_PARTITION_P_RW_U_RW

Value:

        ((k_mem_partition_attr_t) \
        {PMP_R | PMP_W})

K_MEM_PARTITION_P_RWX_U_RWX

#define K_MEM_PARTITION_P_RWX_U_RWX

Value:

        ((k_mem_partition_attr_t) \
        {PMP_R | PMP_W | PMP_X})

K_MEM_PARTITION_P_RX_U_RX

#define K_MEM_PARTITION_P_RX_U_RX

Value:

        ((k_mem_partition_attr_t) \
        {PMP_R | PMP_X})

MSTATUS_DEF_RESTORE

#define MSTATUS_DEF_RESTORE   (MSTATUS_MPP_M | MSTATUS_MPIE_EN)

MSTATUS_FS_INIT

#define MSTATUS_FS_INIT   (1UL << 13)

MSTATUS_FS_MASK

#define MSTATUS_FS_MASK   ((1UL << 13) | (1UL << 14))

MSTATUS_IEN

#define MSTATUS_IEN   (1UL << 3)

MSTATUS_MPIE_EN

#define MSTATUS_MPIE_EN   (1UL << 7)

MSTATUS_MPP_M

#define MSTATUS_MPP_M   (3UL << 11)

RV_OP_LOADFPREG

#define RV_OP_LOADFPREG   flw

RV_OP_LOADREG

#define RV_OP_LOADREG   lw

RV_OP_STOREFPREG

#define RV_OP_STOREFPREG   fsw

RV_OP_STOREREG

#define RV_OP_STOREREG   sw

RV_REGSHIFT

#define RV_REGSHIFT   2

RV_REGSIZE

#define RV_REGSIZE   4

STACK_ROUND_UP

#define STACK_ROUND_UP

(

x

)

ROUND_UP(x, ARCH_STACK_PTR_ALIGN)

TOSTR

#define TOSTR

(

s

)

DO_TOSTR(s)

Function Documentation

arch_irq_disable()

void arch_irq_disable

(

unsigned int

irq

)

arch_irq_enable()

void arch_irq_enable

(

unsigned int

irq

)

arch_irq_is_enabled()

int arch_irq_is_enabled

(

unsigned int

irq

)

arch_irq_lock()

static ALWAYS_INLINE unsigned int arch_irq_lock ( void  )

static

arch_irq_priority_set()

void arch_irq_priority_set	(	unsigned int	irq,
		unsigned int	prio
	)

arch_irq_unlock()

static ALWAYS_INLINE void arch_irq_unlock ( unsigned int  key )

static

arch_irq_unlocked()

static ALWAYS_INLINE bool arch_irq_unlocked ( unsigned int  key )

static

arch_k_cycle_get_32()

static uint32_t arch_k_cycle_get_32 ( void  )

inlinestatic

arch_k_cycle_get_64()

static uint64_t arch_k_cycle_get_64 ( void  )

inlinestatic

arch_nop()

static ALWAYS_INLINE void arch_nop ( void  )

static

sys_clock_cycle_get_32()

uint32_t sys_clock_cycle_get_32

(

void

)

sys_clock_cycle_get_64()

uint64_t sys_clock_cycle_get_64

(

void

)