Functions
Functions
SYSTEM » FPB

Functions

void fpb_enable (uint8_t index_start, uint8_t index_end)
 Enabling patch function. More...
 
int fun_replace_by_svc (uint32_t ori_func, uint32_t rep_func, uint8_t patch_table_num)
 Replace old and new functions. More...
 
uint32_t SVC_handler_proc (uint32_t *svc_args)
 SVC handler process function. More...
 
void fpb_register_patch_init_func (fun_t patch_enable_func)
 Register FPB patch enable function. More...
 
void fpb_init (fpb_mode_t fpb_mode)
 FPB init function. More...
 
void svc_func_register (uint8_t svc_num, uint32_t func)
 svc sub-function register More...
 
void svc_table_register (uint32_t *p_svc_table)
 register sve table function More...
 
void fpb_register_user_space (uint32_t *user_fpb_space)
 register fpb space from user layer More...
 
fpb_state_t fpb_save_state (void)
 save the FPB state More...
 
void fpb_load_state (fpb_state_t state)
 load the FPB state More...
 

Detailed Description

Function Documentation

◆ fpb_enable()

void fpb_enable ( uint8_t  index_start,
uint8_t  index_end 
)

Enabling patch function.

Parameters
[in]index_start: Start Index Number
[in]index_end: End Index Number
Return values
void

◆ fpb_init()

void fpb_init ( fpb_mode_t  fpb_mode)

FPB init function.

Parameters
[in]fpb_mode: the mode of FPB
Return values
void

◆ fpb_load_state()

void fpb_load_state ( fpb_state_t  state)

load the FPB state

Parameters
[in]state: the FPB state that needs to be loaded
Return values
void

◆ fpb_register_patch_init_func()

void fpb_register_patch_init_func ( fun_t  patch_enable_func)

Register FPB patch enable function.

Parameters
[in]patch_enable_func: pointer of function
Return values
void

◆ fpb_register_user_space()

void fpb_register_user_space ( uint32_t *  user_fpb_space)

register fpb space from user layer

Parameters
[in]user_fpb_space: the pointer of fpb user space
Return values
void

◆ fpb_save_state()

fpb_state_t fpb_save_state ( void  )

save the FPB state

Return values
FPB state

◆ fun_replace_by_svc()

int fun_replace_by_svc ( uint32_t  ori_func,
uint32_t  rep_func,
uint8_t  patch_table_num 
)

Replace old and new functions.

Parameters
[in]ori_func: primitive function address
[in]rep_func: replacement function address
[in]patch_table_num: group number
Return values
void

◆ svc_func_register()

void svc_func_register ( uint8_t  svc_num,
uint32_t  func 
)

svc sub-function register

Parameters
[in]svc_num: the number of svc
[in]func: sub-function callback
Return values
void

◆ SVC_handler_proc()

uint32_t SVC_handler_proc ( uint32_t *  svc_args)

SVC handler process function.

Return values
void

◆ svc_table_register()

void svc_table_register ( uint32_t *  p_svc_table)

register sve table function

Parameters
[in]p_svc_table: the pointer of sve table
Return values
void