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fix read for verify_image

This commit is contained in:
Rodrigo L. Rosa 2011-06-10 12:20:59 -07:00 committed by Øyvind Harboe
parent f42353d821
commit d539fc856f
1 changed files with 4 additions and 26 deletions
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30
src/target/dsp5680xx.c
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@ -942,35 +942,13 @@ static int dsp5680xx_read_buffer(struct target * target, uint32_t address, uint3
LOG_USER("Target must be halted.");
return ERROR_OK;
}
// byte addressing!
int retval = ERROR_OK;
int pmem = 1;
uint16_t tmp_wrd= 0;
retval = dsp5680xx_convert_address(&address, &pmem);
err_check_propagate(retval);
for (unsigned i=0; i<size; i++)
if(!(i%2)){
retval = dsp5680xx_read_16_single(target, address + i/2, &tmp_wrd, pmem);
err_check_propagate(retval);
//TODO find a better solution. endiannes differs from normal read, otherwise the openocd crc would do weird stuff.
buffer[i+1] = (uint8_t) (tmp_wrd>>8);
buffer[i] = (uint8_t) (tmp_wrd&0xff);
}
return retval;
// read_buffer is called when the verify_image command is executed.
// The "/2" solves the byte/word addressing issue.
return dsp5680xx_read(target,address,2,size/2,buffer);
}
static int dsp5680xx_checksum_memory(struct target * target, uint32_t address, uint32_t size, uint32_t * checksum){
//TODO implement.
//This will make openocd do the work, but it will fail because of the word/byte addressing issues.
int retval;
struct working_area * crc_algorithm;
retval = target_alloc_working_area(target, 20, &crc_algorithm);
if(retval != ERROR_OK)
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
retval = target_free_working_area(target, crc_algorithm);
return ERROR_FAIL;
return ERROR_FAIL;// This will make OpenOCD do the read out the data and verify it.
}
// Data signature algorithm used by the core FM (flash module)