arm_thread_arch.c File Reference

#include <zephyr/ztest.h>
#include <zephyr/arch/cpu.h>
#include <cmsis_core.h>
#include <zephyr/kernel_structs.h>
#include <zephyr/sys/barrier.h>
#include <offsets_short_arch.h>
#include <ksched.h>

Macros
#define	PRIORITY   0
#define	BASEPRI_MODIFIED_1   0x20
#define	BASEPRI_MODIFIED_2   0x40
#define	SWAP_RETVAL   0x1234
#define	EXC_RETURN_FTYPE   (0x00000010UL)
#define	FPSCR_MASK   (0xffffffffU)
#define	ALT_THREAD_OPTIONS   K_FP_REGS

Functions
static	K_THREAD_STACK_DEFINE (alt_thread_stack, 1024)
static void	load_callee_saved_regs (const _callee_saved_t *regs)
static void	verify_callee_saved (const _callee_saved_t *src, const _callee_saved_t *dst)
static void	load_fp_callee_saved_regs (const volatile struct _preempt_float *regs)
static void	verify_fp_callee_saved (const struct _preempt_float *src, const struct _preempt_float *dst)
static void	alt_thread_entry (void *p1, void *p2, void *p3)
static int __noinline	arch_swap_wrapper (void)
void	test_arm_thread_swap (void)
	Test the ARM thread swap mechanism.

Variables
static struct k_thread	alt_thread
bool volatile	switch_flag
struct k_thread *	p_ztest_thread
_callee_saved_t	ztest_thread_callee_saved_regs_container
int	ztest_swap_return_val
const _callee_saved_t	ztest_thread_callee_saved_regs_init
struct _preempt_float	ztest_thread_fp_callee_saved_regs

Macro Definition Documentation

ALT_THREAD_OPTIONS

#define ALT_THREAD_OPTIONS   K_FP_REGS

BASEPRI_MODIFIED_1

#define BASEPRI_MODIFIED_1   0x20

BASEPRI_MODIFIED_2

#define BASEPRI_MODIFIED_2   0x40

EXC_RETURN_FTYPE

#define EXC_RETURN_FTYPE   (0x00000010UL)

FPSCR_MASK

#define FPSCR_MASK   (0xffffffffU)

PRIORITY

#define PRIORITY   0

SWAP_RETVAL

#define SWAP_RETVAL   0x1234

Function Documentation

alt_thread_entry()

static void alt_thread_entry ( void * p1, void * p2, void * p3 )

static

arch_swap_wrapper()

static int __noinline arch_swap_wrapper ( void )

static

K_THREAD_STACK_DEFINE()

static K_THREAD_STACK_DEFINE ( alt_thread_stack , 1024  )

static

load_callee_saved_regs()

static void load_callee_saved_regs ( const _callee_saved_t * regs )

static

load_fp_callee_saved_regs()

static void load_fp_callee_saved_regs ( const volatile struct _preempt_float * regs )

static

verify_callee_saved()

static void verify_callee_saved ( const _callee_saved_t * src, const _callee_saved_t * dst )

static

verify_fp_callee_saved()

static void verify_fp_callee_saved ( const struct _preempt_float * src, const struct _preempt_float * dst )

static

Variable Documentation

alt_thread

struct k_thread alt_thread

static

p_ztest_thread

struct k_thread* p_ztest_thread

switch_flag

bool volatile switch_flag

ztest_swap_return_val

int ztest_swap_return_val

ztest_thread_callee_saved_regs_container

_callee_saved_t ztest_thread_callee_saved_regs_container

ztest_thread_callee_saved_regs_init

const _callee_saved_t ztest_thread_callee_saved_regs_init

Initial value:

= {.v1 = 0x12345678,
                                                             .v2 = 0x23456789,
                                                             .v3 = 0x3456789a,
                                                             .v4 = 0x456789ab,
                                                             .v5 = 0x56789abc,
                                                             .v6 = 0x6789abcd,
                                                             .v7 = 0x789abcde,
                                                             .v8 = 0x89abcdef}

ztest_thread_fp_callee_saved_regs

struct _preempt_float ztest_thread_fp_callee_saved_regs

Initial value:

= {
        .s16 = 0x11111111,
        .s17 = 0x22222222,
        .s18 = 0x33333333,
        .s19 = 0x44444444,
        .s20 = 0x55555555,
        .s21 = 0x66666666,
        .s22 = 0x77777777,
        .s23 = 0x88888888,
        .s24 = 0x99999999,
        .s25 = 0xaaaaaaaa,
        .s26 = 0xbbbbbbbb,
        .s27 = 0xcccccccc,
        .s28 = 0xdddddddd,
        .s29 = 0xeeeeeeee,
        .s30 = 0xffffffff,
        .s31 = 0x00000000,
}