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-rw-r--r--src/target/image.c63
-rw-r--r--src/target/target.c46
2 files changed, 70 insertions, 39 deletions
diff --git a/src/target/image.c b/src/target/image.c
index a1a2a441..bdd89b1c 100644
--- a/src/target/image.c
+++ b/src/target/image.c
@@ -37,13 +37,13 @@
#include "target.h"
/* convert ELF header field to host endianness */
-#define field16(elf,field)\
- ((elf->endianness==ELFDATA2LSB)? \
- le_to_h_u16((u8*)&field):be_to_h_u16((u8*)&field))
+#define field16(elf, field)\
+ ((elf->endianness == ELFDATA2LSB)? \
+ le_to_h_u16((u8*)&field) : be_to_h_u16((u8*)&field))
-#define field32(elf,field)\
- ((elf->endianness==ELFDATA2LSB)? \
- le_to_h_u32((u8*)&field):be_to_h_u32((u8*)&field))
+#define field32(elf, field)\
+ ((elf->endianness == ELFDATA2LSB)? \
+ le_to_h_u32((u8*)&field) : be_to_h_u32((u8*)&field))
static int autodetect_image_type(image_t *image, char *url)
{
@@ -79,15 +79,15 @@ static int autodetect_image_type(image_t *image, char *url)
DEBUG("ELF image detected.");
image->type = IMAGE_ELF;
}
- else if ((buffer[0]==':') /* record start byte */
+ else if ((buffer[0] == ':') /* record start byte */
&&(isxdigit(buffer[1]))
&&(isxdigit(buffer[2]))
&&(isxdigit(buffer[3]))
&&(isxdigit(buffer[4]))
&&(isxdigit(buffer[5]))
&&(isxdigit(buffer[6]))
- &&(buffer[7]=='0') /* record type : 00 -> 05 */
- &&(buffer[8]>='0')&&(buffer[8]<'6'))
+ &&(buffer[7] == '0') /* record type : 00 -> 05 */
+ &&(buffer[8] >= '0') && (buffer[8] < '6'))
{
DEBUG("IHEX image detected.");
image->type = IMAGE_IHEX;
@@ -402,12 +402,12 @@ int image_elf_read_headers(image_t *image)
/* count useful segments (loadable), ignore BSS section */
image->num_sections = 0;
- for (i=0;i<elf->segment_count;i++)
+ for (i = 0; i < elf->segment_count; i++)
if ((field32(elf, elf->segments[i].p_type) == PT_LOAD) && (field32(elf, elf->segments[i].p_filesz) != 0))
image->num_sections++;
/* alloc and fill sections array with loadable segments */
image->sections = malloc(image->num_sections * sizeof(image_section_t));
- for (i=0,j=0;i<elf->segment_count;i++)
+ for (i = 0, j = 0; i < elf->segment_count; i++)
{
if ((field32(elf, elf->segments[i].p_type) == PT_LOAD) && (field32(elf, elf->segments[i].p_filesz) != 0))
{
@@ -429,22 +429,22 @@ int image_elf_read_section(image_t *image, int section, u32 offset, u32 size, u8
{
image_elf_t *elf = image->type_private;
Elf32_Phdr *segment = (Elf32_Phdr *)image->sections[section].private;
- u32 read_size,really_read;
+ u32 read_size, really_read;
int retval;
*size_read = 0;
- DEBUG("load segment %d at 0x%x (sz=0x%x)",section,offset,size);
+ DEBUG("load segment %d at 0x%x (sz = 0x%x)", section, offset, size);
/* read initialized data in current segment if any */
- if (offset<field32(elf,segment->p_filesz))
+ if (offset < field32(elf, segment->p_filesz))
{
/* maximal size present in file for the current segment */
- read_size = MIN(size, field32(elf,segment->p_filesz)-offset);
- DEBUG("read elf: size = 0x%x at 0x%x",read_size,
- field32(elf,segment->p_offset)+offset);
+ read_size = MIN(size, field32(elf, segment->p_filesz) - offset);
+ DEBUG("read elf: size = 0x%x at 0x%x", read_size,
+ field32(elf,segment->p_offset) + offset);
/* read initialized area of the segment */
- if ((retval = fileio_seek(&elf->fileio, field32(elf,segment->p_offset)+offset)) != ERROR_OK)
+ if ((retval = fileio_seek(&elf->fileio, field32(elf,segment->p_offset) + offset)) != ERROR_OK)
{
ERROR("cannot find ELF segment content, seek failed");
return retval;
@@ -463,12 +463,12 @@ int image_elf_read_section(image_t *image, int section, u32 offset, u32 size, u8
return ERROR_OK;
}
/* if there is remaining zeroed area in current segment */
- if (offset<field32(elf,segment->p_memsz))
+ if (offset < field32(elf, segment->p_memsz))
{
/* fill zeroed part (BSS) of the segment */
- read_size = MIN(size, field32(elf,segment->p_memsz)-offset);
- DEBUG("zero fill: size = 0x%x",read_size);
- memset(buffer,0,read_size);
+ read_size = MIN(size, field32(elf, segment->p_memsz) - offset);
+ DEBUG("zero fill: size = 0x%x", read_size);
+ memset(buffer, 0, read_size);
*size_read += read_size;
}
@@ -561,7 +561,6 @@ int image_mot_buffer_complete(image_t *image)
bytes_read += 8;
count -=4;
break;
-
}
if (full_address != address)
@@ -762,17 +761,17 @@ int image_open(image_t *image, char *url, char *type_string)
if (image->base_address_set)
{
- // relocate
+ /* relocate */
int section;
- for (section=0; section < image->num_sections; section++)
+ for (section = 0; section < image->num_sections; section++)
{
- image->sections[section].base_address+=image->base_address;
+ image->sections[section].base_address += image->base_address;
}
- // we're done relocating. The two statements below are mainly
- // for documenation purposes: stop anyone from empirically
- // thinking they should use these values henceforth.
- image->base_address=0;
- image->base_address_set=0;
+ /* we're done relocating. The two statements below are mainly
+ * for documenation purposes: stop anyone from empirically
+ * thinking they should use these values henceforth. */
+ image->base_address = 0;
+ image->base_address_set = 0;
}
return retval;
@@ -945,7 +944,7 @@ int image_close(image_t *image)
image_elf_t *image_elf = image->type_private;
fileio_close(&image_elf->fileio);
-
+
if (image_elf->header)
{
free(image_elf->header);
diff --git a/src/target/target.c b/src/target/target.c
index 0874010c..53022dff 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -1876,7 +1876,7 @@ int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, ch
if (!target)
{
ERROR("no target selected");
- return ERROR_OK;
+ return ERROR_OK;
}
duration_start_measure(&duration);
@@ -1915,27 +1915,59 @@ int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, ch
/* calculate checksum of image */
image_calculate_checksum( buffer, buf_cnt, &checksum );
- free(buffer);
retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
if( retval != ERROR_OK )
{
command_print(cmd_ctx, "image verify failed, verify aborted");
+ free(buffer);
image_close(&image);
return ERROR_OK;
}
if( checksum != mem_checksum )
{
- command_print(cmd_ctx, "image verify failed, verify aborted");
- image_close(&image);
- return ERROR_OK;
- }
+ /* failed crc checksum, fall back to a binary compare */
+ u8 *data;
+
+ command_print(cmd_ctx, "image verify checksum failed - attempting binary compare");
+ data = (u8*)malloc(buf_cnt);
+
+ /* Can we use 32bit word accesses? */
+ int size = 1;
+ int count = buf_cnt;
+ if ((count % 4) == 0)
+ {
+ size *= 4;
+ count /= 4;
+ }
+ retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
+
+ if (retval == ERROR_OK)
+ {
+ int t;
+ for (t = 0; t < buf_cnt; t++)
+ {
+ if (data[t] != buffer[t])
+ {
+ command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
+ free(data);
+ free(buffer);
+ image_close(&image);
+ return ERROR_OK;
+ }
+ }
+ }
+
+ free(data);
+ }
+
+ free(buffer);
image_size += buf_cnt;
}
-
+
duration_stop_measure(&duration, &duration_text);
command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
free(duration_text);