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target: add helper functions to get/set u16 or u32 array from/to buffer

This commit is contained in:
Stefan Mahr 2011-08-10 22:34:41 +02:00 committed by Øyvind Harboe
parent 85cf298667
commit 28f088dc66
2 changed files with 37 additions and 0 deletions
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32
src/target/target.c
View File

@ -348,6 +348,38 @@ static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t
*buffer = value;
}
/* write a uint32_t array to a buffer in target memory endianness */
void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
{
uint32_t i;
for(i = 0; i < count; i ++)
dstbuf[i] = target_buffer_get_u32(target,&buffer[i*4]);
}
/* write a uint16_t array to a buffer in target memory endianness */
void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
{
uint32_t i;
for(i = 0; i < count; i ++)
dstbuf[i] = target_buffer_get_u16(target,&buffer[i*2]);
}
/* write a uint32_t array to a buffer in target memory endianness */
void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf)
{
uint32_t i;
for(i = 0; i < count; i ++)
target_buffer_set_u32(target,&buffer[i*4],srcbuf[i]);
}
/* write a uint16_t array to a buffer in target memory endianness */
void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf)
{
uint32_t i;
for(i = 0; i < count; i ++)
target_buffer_set_u16(target,&buffer[i*2],srcbuf[i]);
}
/* return a pointer to a configured target; id is name or number */
struct target *get_target(const char *id)
{

5
src/target/target.h
View File

@ -524,6 +524,11 @@ void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t valu
void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value);
void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value);
void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf);
void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf);
void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf);
void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf);
int target_read_u32(struct target *target, uint32_t address, uint32_t *value);
int target_read_u16(struct target *target, uint32_t address, uint16_t *value);
int target_read_u8(struct target *target, uint32_t address, uint8_t *value);