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Code Issues Projects Releases Wiki Activity

- added gdb flash fixes patch 

https://lists.berlios.de/pipermail/openocd-development/2007-December/000548.html
- added synthesize in_check_mask/value and error handler patch
https://lists.berlios.de/pipermail/openocd-development/2008-January/000554.html

(thanks to oyvind harboe for these patches)

git-svn-id: svn://svn.berlios.de/openocd/trunk@248 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
mifi 2008-01-07 17:11:11 +00:00
parent dfe1b3f314
commit 2e01a1ad19
11 changed files with 197 additions and 231 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
src/jtag/bitq.c
View File

@ -69,7 +69,7 @@ void bitq_in_proc(void)
while (bitq_in_state.field_idx<bitq_in_state.cmd->cmd.scan->num_fields) {
field=&bitq_in_state.cmd->cmd.scan->fields[bitq_in_state.field_idx];
if (field->in_check_value || field->in_value || field->in_handler) {
if ( field->in_value || field->in_handler) {
if (bitq_in_state.bit_pos==0) {
/* initialize field scanning */
@ -115,26 +115,6 @@ void bitq_in_proc(void)
bitq_in_state.bit_pos++;
}
if (field->in_check_value) {
/* match scanned in value */
for (in_idx=0; in_idx*8<field->num_bits; in_idx++) {
if (field->in_check_mask) in_mask=field->in_check_mask[in_idx];
else in_mask=0xff;
if (field->num_bits-in_idx*8<8) in_mask>>=8-(field->num_bits-in_idx*8);
if (field->in_check_value[in_idx]&in_mask!=in_buff[in_idx]&in_mask) {
char *captured_char = buf_to_str(in_buff, (field->num_bits > 64) ? 64 : field->num_bits, 16);
char *in_check_value_char = buf_to_str(field->in_check_value, (field->num_bits > 64) ? 64 : field->num_bits, 16);
char *in_check_mask_char = buf_to_str(field->in_check_mask, (field->num_bits > 64) ? 64 : field->num_bits, 16);
/* TODO: error reporting */
WARNING("value captured during scan didn't pass the requested check: captured: 0x%s check_value: 0x%s check_mask: 0x%s", captured_char, in_check_value_char, in_check_mask_char);
bitq_in_state.status=ERROR_JTAG_QUEUE_FAILED;
free(captured_char);
free(in_check_value_char);
free(in_check_mask_char);
break; /* leave the comparison loop upon first mismatch */
}
}
}
if (field->in_handler && bitq_in_state.status==ERROR_OK) {
bitq_in_state.status=(*field->in_handler)(in_buff, field->in_handler_priv);
@ -237,7 +217,7 @@ void bitq_scan_field(scan_field_t *field, int pause)
u8 *out_ptr;
u8 out_mask;
if (field->in_check_value || field->in_value || field->in_handler) tdo_req=1;
if ( field->in_value || field->in_handler) tdo_req=1;
else tdo_req=0;
if (field->out_value==NULL) {

160
src/jtag/jtag.c
View File

@ -209,10 +209,6 @@ int jtag_speed = -1;
/* forward declarations */
int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
int jtag_add_statemove(enum tap_state endstate);
int jtag_add_pathmove(int num_states, enum tap_state *path);
int jtag_add_runtest(int num_cycles, enum tap_state endstate);
@ -381,7 +377,7 @@ void cmd_queue_free()
cmd_queue_pages = NULL;
}
int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state, error_handler_t *error_handler)
int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state, void *dummy_anachronism)
{
jtag_command_t **last_cmd;
jtag_device_t *device;
@ -408,15 +404,6 @@ int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state,
(*last_cmd)->cmd.scan->num_fields = jtag_num_devices; /* one field per device */
(*last_cmd)->cmd.scan->fields = cmd_queue_alloc(jtag_num_devices * sizeof(scan_field_t));
(*last_cmd)->cmd.scan->end_state = state;
if (error_handler)
{
(*last_cmd)->cmd.scan->error_handler = cmd_queue_alloc(sizeof(error_handler_t));
*(*last_cmd)->cmd.scan->error_handler = *error_handler;
}
else
{
(*last_cmd)->cmd.scan->error_handler = NULL;
}
if (state != -1)
cmd_queue_end_state = state;
@ -437,18 +424,12 @@ int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state,
(*last_cmd)->cmd.scan->fields[i].device = i;
(*last_cmd)->cmd.scan->fields[i].num_bits = scan_size;
(*last_cmd)->cmd.scan->fields[i].in_value = NULL;
if (jtag_verify_capture_ir)
{
(*last_cmd)->cmd.scan->fields[i].in_check_value = buf_cpy(device->expected, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
(*last_cmd)->cmd.scan->fields[i].in_check_mask = buf_cpy(device->expected_mask, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
}
else
{
(*last_cmd)->cmd.scan->fields[i].in_check_value = NULL;
(*last_cmd)->cmd.scan->fields[i].in_check_mask = NULL;
}
(*last_cmd)->cmd.scan->fields[i].in_handler = NULL;
(*last_cmd)->cmd.scan->fields[i].in_handler_priv = NULL;
if (jtag_verify_capture_ir)
{
jtag_set_check_value((*last_cmd)->cmd.scan->fields+i, device->expected, device->expected_mask, NULL);
}
/* search the list */
for (j=0; j < num_fields; j++)
@ -480,7 +461,7 @@ int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state,
return ERROR_OK;
}
int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state, error_handler_t *error_handler)
int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state, void *dummy_anachronism)
{
jtag_command_t **last_cmd;
int i;
@ -505,15 +486,6 @@ int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state
(*last_cmd)->cmd.scan->num_fields = num_fields;
(*last_cmd)->cmd.scan->fields = cmd_queue_alloc(num_fields * sizeof(scan_field_t));
(*last_cmd)->cmd.scan->end_state = state;
if (error_handler)
{
(*last_cmd)->cmd.scan->error_handler = cmd_queue_alloc(sizeof(error_handler_t));
*(*last_cmd)->cmd.scan->error_handler = *error_handler;
}
else
{
(*last_cmd)->cmd.scan->error_handler = NULL;
}
if (state != -1)
cmd_queue_end_state = state;
@ -535,15 +507,15 @@ int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state
(*last_cmd)->cmd.scan->fields[i].out_value = buf_cpy(fields[i].out_value, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].out_mask = buf_cpy(fields[i].out_mask, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_value = fields[i].in_value;
(*last_cmd)->cmd.scan->fields[i].in_check_value = buf_cpy(fields[i].in_check_value, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_check_mask = buf_cpy(fields[i].in_check_mask, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_check_value = fields[i].in_check_value;
(*last_cmd)->cmd.scan->fields[i].in_check_mask = fields[i].in_check_mask;
(*last_cmd)->cmd.scan->fields[i].in_handler = NULL;
(*last_cmd)->cmd.scan->fields[i].in_handler_priv = NULL;
}
return ERROR_OK;
}
int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state, error_handler_t *error_handler)
int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state, void *dummy_anachronism)
{
int i, j;
int bypass_devices = 0;
@ -578,15 +550,6 @@ int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state,
(*last_cmd)->cmd.scan->num_fields = num_fields + bypass_devices;
(*last_cmd)->cmd.scan->fields = cmd_queue_alloc((num_fields + bypass_devices) * sizeof(scan_field_t));
(*last_cmd)->cmd.scan->end_state = state;
if (error_handler)
{
(*last_cmd)->cmd.scan->error_handler = cmd_queue_alloc(sizeof(error_handler_t));
*(*last_cmd)->cmd.scan->error_handler = *error_handler;
}
else
{
(*last_cmd)->cmd.scan->error_handler = NULL;
}
if (state != -1)
cmd_queue_end_state = state;
@ -614,8 +577,8 @@ int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state,
(*last_cmd)->cmd.scan->fields[field_count].out_value = buf_cpy(fields[j].out_value, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
(*last_cmd)->cmd.scan->fields[field_count].out_mask = buf_cpy(fields[j].out_mask, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
(*last_cmd)->cmd.scan->fields[field_count].in_value = fields[j].in_value;
(*last_cmd)->cmd.scan->fields[field_count].in_check_value = buf_cpy(fields[j].in_check_value, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
(*last_cmd)->cmd.scan->fields[field_count].in_check_mask = buf_cpy(fields[j].in_check_mask, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
(*last_cmd)->cmd.scan->fields[field_count].in_check_value = fields[j].in_check_value;
(*last_cmd)->cmd.scan->fields[field_count].in_check_mask = fields[j].in_check_mask;
(*last_cmd)->cmd.scan->fields[field_count].in_handler = fields[j].in_handler;
(*last_cmd)->cmd.scan->fields[field_count++].in_handler_priv = fields[j].in_handler_priv;
}
@ -651,7 +614,7 @@ int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state,
return ERROR_OK;
}
int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state, error_handler_t *error_handler)
int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state, void *dummy_anachronism)
{
int i;
jtag_command_t **last_cmd = jtag_get_last_command_p();
@ -674,15 +637,6 @@ int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state
(*last_cmd)->cmd.scan->num_fields = num_fields;
(*last_cmd)->cmd.scan->fields = cmd_queue_alloc(num_fields * sizeof(scan_field_t));
(*last_cmd)->cmd.scan->end_state = state;
if (error_handler)
{
(*last_cmd)->cmd.scan->error_handler = cmd_queue_alloc(sizeof(error_handler_t));
*(*last_cmd)->cmd.scan->error_handler = *error_handler;
}
else
{
(*last_cmd)->cmd.scan->error_handler = NULL;
}
if (state != -1)
cmd_queue_end_state = state;
@ -704,8 +658,8 @@ int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state
(*last_cmd)->cmd.scan->fields[i].out_value = buf_cpy(fields[i].out_value, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].out_mask = buf_cpy(fields[i].out_mask, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_value = fields[i].in_value;
(*last_cmd)->cmd.scan->fields[i].in_check_value = buf_cpy(fields[i].in_check_value, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_check_mask = buf_cpy(fields[i].in_check_mask, cmd_queue_alloc(num_bytes), num_bits);
(*last_cmd)->cmd.scan->fields[i].in_check_value = fields[i].in_check_value;
(*last_cmd)->cmd.scan->fields[i].in_check_mask = fields[i].in_check_mask;
(*last_cmd)->cmd.scan->fields[i].in_handler = fields[i].in_handler;
(*last_cmd)->cmd.scan->fields[i].in_handler_priv = fields[i].in_handler_priv;
}
@ -1037,6 +991,8 @@ int jtag_build_buffer(scan_command_t *cmd, u8 **buffer)
}
extern int jtag_check_value(u8 *captured, void *priv);
int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
{
int i;
@ -1048,10 +1004,10 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
for (i=0; i < cmd->num_fields; i++)
{
/* if neither in_value, in_check_value nor in_handler
/* if neither in_value nor in_handler
* are specified we don't have to examine this field
*/
if (cmd->fields[i].in_value || cmd->fields[i].in_check_value || cmd->fields[i].in_handler)
if (cmd->fields[i].in_value || cmd->fields[i].in_handler)
{
int num_bits = cmd->fields[i].num_bits;
u8 *captured = buf_set_buf(buffer, bit_count, malloc(CEIL(num_bits, 8)), 0, num_bits);
@ -1064,13 +1020,30 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
free(char_buf);
#endif
void *priv=cmd->fields[i].in_handler_priv;
if (cmd->fields[i].in_handler==&jtag_check_value)
{
/* Yuk! we want to pass in the pointer to cmd->fields[i] which is not known
* when jtag_check_value is invoked
*
* Not pretty, but this is part of synthesizing check_mask via in_handler
* with a minimum of code impact.
*
* A cleaner change would be to modify the in_handler to always take field
* as an argument. Perhaps later...
*
* Change in_handler to be varargs and have fields+i as the first vararg?
*
*/
priv=cmd->fields+i;
}
if (cmd->fields[i].in_value)
{
buf_cpy(captured, cmd->fields[i].in_value, num_bits);
if (cmd->fields[i].in_handler)
{
if (cmd->fields[i].in_handler(cmd->fields[i].in_value, cmd->fields[i].in_handler_priv) != ERROR_OK)
if (cmd->fields[i].in_handler(cmd->fields[i].in_value, priv) != ERROR_OK)
{
WARNING("in_handler reported a failed check");
retval = ERROR_JTAG_QUEUE_FAILED;
@ -1081,7 +1054,7 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
/* no in_value specified, but a handler takes care of the scanned data */
if (cmd->fields[i].in_handler && (!cmd->fields[i].in_value))
{
if (cmd->fields[i].in_handler(captured, cmd->fields[i].in_handler_priv) != ERROR_OK)
if (cmd->fields[i].in_handler(captured, priv) != ERROR_OK)
{
/* We're going to call the error:handler later, but if the in_handler
* reported an error we report this failure upstream
@ -1091,21 +1064,33 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
}
}
if (cmd->fields[i].in_check_value)
{
free(captured);
}
bit_count += cmd->fields[i].num_bits;
}
return retval;
}
int jtag_check_value(u8 *captured, void *priv)
{
int retval=ERROR_OK;
scan_field_t *field=(scan_field_t *)priv;
int num_bits = field->num_bits;
int compare_failed = 0;
if (cmd->fields[i].in_check_mask)
compare_failed = buf_cmp_mask(captured, cmd->fields[i].in_check_value, cmd->fields[i].in_check_mask, num_bits);
if (field->in_check_mask)
compare_failed = buf_cmp_mask(captured, field->in_check_value, field->in_check_mask, num_bits);
else
compare_failed = buf_cmp(captured, cmd->fields[i].in_check_value, num_bits);
compare_failed = buf_cmp(captured, field->in_check_value, num_bits);
if (compare_failed)
{
if (cmd->error_handler)
if (field->in_handler_error_handler.error_handler)
{
/* ask the error handler if once has been specified if this is a real problem */
if (cmd->error_handler->error_handler(captured, cmd->error_handler->error_handler_priv) != ERROR_OK)
if (field->in_handler_error_handler.error_handler(captured, field->in_handler_error_handler.error_handler_priv) != ERROR_OK)
retval = ERROR_JTAG_QUEUE_FAILED;
else
compare_failed = 0;
@ -1123,12 +1108,12 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
if (compare_failed)
{
char *captured_char = buf_to_str(captured, (num_bits > 64) ? 64 : num_bits, 16);
char *in_check_value_char = buf_to_str(cmd->fields[i].in_check_value, (num_bits > 64) ? 64 : num_bits, 16);
char *in_check_value_char = buf_to_str(field->in_check_value, (num_bits > 64) ? 64 : num_bits, 16);
if (cmd->fields[i].in_check_mask)
if (field->in_check_mask)
{
char *in_check_mask_char;
in_check_mask_char = buf_to_str(cmd->fields[i].in_check_mask, (num_bits > 64) ? 64 : num_bits, 16);
in_check_mask_char = buf_to_str(field->in_check_mask, (num_bits > 64) ? 64 : num_bits, 16);
WARNING("value captured during scan didn't pass the requested check: captured: 0x%s check_value: 0x%s check_mask: 0x%s", captured_char, in_check_value_char, in_check_mask_char);
free(in_check_mask_char);
}
@ -1142,15 +1127,28 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
}
}
}
free(captured);
}
bit_count += cmd->fields[i].num_bits;
}
return retval;
}
/*
set up checking of this field using the in_handler. The values passed in must be valid until
after jtag_execute() has completed.
*/
void jtag_set_check_value(scan_field_t *field, u8 *value, u8 *mask, error_handler_t *in_error_handler)
{
if (value)
field->in_handler=jtag_check_value;
else
field->in_handler=NULL; /* No check, e.g. embeddedice uses value==NULL to indicate no check */
field->in_handler_priv=NULL; /* this will be filled in at the invocation site to point to the field duplicate */
field->in_check_value=value;
field->in_check_mask=mask;
if (in_error_handler)
field->in_handler_error_handler=*in_error_handler;
else
field->in_handler_error_handler.error_handler=NULL;
}
enum scan_type jtag_scan_type(scan_command_t *cmd)
{
int i;
@ -1158,7 +1156,7 @@ enum scan_type jtag_scan_type(scan_command_t *cmd)
for (i=0; i < cmd->num_fields; i++)
{
if (cmd->fields[i].in_check_value || cmd->fields[i].in_value || cmd->fields[i].in_handler)
if (cmd->fields[i].in_value || cmd->fields[i].in_handler)
type |= SCAN_IN;
if (cmd->fields[i].out_value)
type |= SCAN_OUT;

12
src/jtag/jtag.h
View File

@ -77,6 +77,8 @@ typedef struct scan_field_s
u8 *out_value; /* value to be scanned into the device */
u8 *out_mask; /* only masked bits care */
u8 *in_value; /* pointer to a 32-bit memory location to take data scanned out */
/* in_check_value/mask, in_handler_error_handler, in_handler_priv can be used by the in handler, otherwise they contain garbage */
error_handler_t in_handler_error_handler;
u8 *in_check_value; /* used to validate scan results */
u8 *in_check_mask; /* check specified bits against check_value */
int (*in_handler)(u8 *in_value, void *priv); /* process received buffer using this handler */
@ -95,7 +97,6 @@ typedef struct scan_command_s
int num_fields; /* number of fields in *fields array */
scan_field_t *fields; /* pointer to an array of data scan fields */
enum tap_state end_state; /* TAP state in which JTAG commands should finish */
error_handler_t *error_handler;
} scan_command_t;
typedef struct statemove_command_s
@ -249,10 +250,10 @@ extern int jtag_init(struct command_context_s *cmd_ctx);
extern int jtag_register_commands(struct command_context_s *cmd_ctx);
/* JTAG interface */
extern int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
extern int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
extern int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
extern int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, error_handler_t *error_handler);
extern int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, void *dummy_anachronism);
extern int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, void *dummy_anachronism);
extern int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, void *dummy_anachronism);
extern int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate, void *dummy_anachronism);
extern int jtag_add_statemove(enum tap_state endstate);
extern int jtag_add_pathmove(int num_states, enum tap_state *path);
extern int jtag_add_runtest(int num_cycles, enum tap_state endstate);
@ -263,6 +264,7 @@ extern int jtag_execute_queue(void);
extern int jtag_cancel_queue(void);
/* JTAG support functions */
extern void jtag_set_check_value(scan_field_t *field, u8 *value, u8 *mask, error_handler_t *in_error_handler);
extern enum scan_type jtag_scan_type(scan_command_t *cmd);
extern int jtag_scan_size(scan_command_t *cmd);
extern int jtag_read_buffer(u8 *buffer, scan_command_t *cmd);

23
src/server/gdb_server.c
View File

@ -1223,7 +1223,7 @@ int gdb_breakpoint_watchpoint_packet(connection_t *connection, target_t *target,
return ERROR_OK;
}
/* print out XML and allocate more space as needed */
/* print out a string and allocate more space as needed, mainly used for XML at this point */
void xml_printf(int *retval, char **xml, int *pos, int *size, const char *fmt, ...)
{
if (*retval != ERROR_OK)
@ -1240,10 +1240,13 @@ void xml_printf(int *retval, char **xml, int *pos, int *size, const char *fmt, .
* Need minimum 2 bytes to fit 1 char and 0 terminator. */
*size = *size * 2 + 2;
char *t=*xml;
*xml = realloc(*xml, *size);
if (*xml == NULL)
{
*retval = 1;
if (t)
free(t);
*retval=ERROR_SERVER_REMOTE_CLOSED;
return;
}
}
@ -1290,7 +1293,6 @@ static int decode_xfer_read (char *buf, char **annex, int *ofs, unsigned int *le
int gdb_query_packet(connection_t *connection, target_t *target, char *packet, int packet_size)
{
char buffer[GDB_BUFFER_SIZE];
command_context_t *cmd_ctx = connection->cmd_ctx;
if (strstr(packet, "qRcmd,"))
@ -1357,12 +1359,19 @@ int gdb_query_packet(connection_t *connection, target_t *target, char *packet, i
{
/* we currently support packet size and qXfer:memory-map:read (if enabled)
* disable qXfer:features:read for the moment */
sprintf(buffer, "PacketSize=%x;qXfer:memory-map:read%c;qXfer:features:read-",
int retval = ERROR_OK;
char *buffer = NULL;
int pos = 0;
int size = 0;
xml_printf(&retval, &buffer, &pos, &size,
"PacketSize=%x;qXfer:memory-map:read%c;qXfer:features:read-",
(GDB_BUFFER_SIZE - 1), gdb_use_memory_map == 1 ? '+' : '-');
if (buffer!=NULL)
{
gdb_put_packet(connection, buffer, strlen(buffer));
return ERROR_OK;
free(buffer);
}
return retval;
}
else if (strstr(packet, "qXfer:memory-map:read::"))
{

12
src/target/arm7_9_common.c
View File

@ -577,7 +577,8 @@ int arm7_9_execute_sys_speed(struct target_s *target)
int arm7_9_execute_fast_sys_speed(struct target_s *target)
{
u8 check_value[4], check_mask[4];
static int set=0;
static u8 check_value[4], check_mask[4];
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
@ -588,9 +589,18 @@ int arm7_9_execute_fast_sys_speed(struct target_s *target)
jtag_add_end_state(TAP_RTI);
arm_jtag_set_instr(jtag_info, 0x4, NULL);
if (!set)
{
/* check for DBGACK and SYSCOMP set (others don't care) */
/* NB! These are constants that must be available until after next jtag_execute() and
we evaluate the values upon first execution in lieu of setting up these constants
during early setup.
*/
buf_set_u32(check_value, 0, 32, 0x9);
buf_set_u32(check_mask, 0, 32, 0x9);
set=1;
}
/* read debug status register */
embeddedice_read_reg_w_check(dbg_stat, check_value, check_value);

14
src/target/arm_jtag.c
View File

@ -59,17 +59,20 @@ int arm_jtag_set_instr(arm_jtag_t *jtag_info, u32 new_instr, error_handler_t *ca
field.in_handler = NULL;
field.in_handler_priv = NULL;
if (caller_error_handler)
{
jtag_add_ir_scan(1, &field, -1, caller_error_handler);
jtag_set_check_value(&field, NULL, NULL, caller_error_handler);
}
else
{
error_handler_t error_handler;
error_handler.error_handler = arm_jtag_set_instr_error_handler;
error_handler.error_handler_priv = NULL;
jtag_add_ir_scan(1, &field, -1, &error_handler);
jtag_set_check_value(&field, NULL, NULL, &error_handler);
}
jtag_add_ir_scan(1, &field, -1, NULL);
free(field.out_value);
@ -94,13 +97,12 @@ int arm_jtag_scann(arm_jtag_t *jtag_info, u32 new_scan_chain)
field.out_mask = NULL;
field.in_value = NULL;
#ifdef _ARM_JTAG_SCAN_N_CHECK_
field.in_check_value = &scan_n_check_value;
jtag_set_check_value(&field, &scan_n_check_value, NULL, NULL, NULL);
#else
field.in_check_value = NULL;
#endif
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
#endif
arm_jtag_set_instr(jtag_info, jtag_info->scann_instr, NULL);
jtag_add_dr_scan(1, &field, -1, NULL);

3
src/target/embeddedice.c
View File

@ -259,8 +259,7 @@ int embeddedice_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask)
jtag_add_dr_scan(3, fields, -1, NULL);
fields[0].in_value = reg->value;
fields[0].in_check_value = check_value;
fields[0].in_check_mask = check_mask;
jtag_set_check_value(fields+0, check_value, check_mask, NULL);
/* when reading the DCC data register, leaving the address field set to
* EICE_COMMS_DATA would read the register twice

4
src/target/etb.c
View File

@ -293,8 +293,8 @@ int etb_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask)
*/
buf_set_u32(fields[1].out_value, 0, 7, 0x0);
fields[0].in_value = reg->value;
fields[0].in_check_value = check_value;
fields[0].in_check_mask = check_mask;
jtag_set_check_value(fields+0, check_value, check_mask, NULL);
jtag_add_dr_scan(3, fields, -1, NULL);

3
src/target/etm.c
View File

@ -359,8 +359,7 @@ int etm_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask)
jtag_add_dr_scan(3, fields, -1, NULL);
fields[0].in_value = reg->value;
fields[0].in_check_value = check_value;
fields[0].in_check_mask = check_mask;
jtag_set_check_value(fields+0, check_value, check_mask, NULL);
jtag_add_dr_scan(3, fields, -1, NULL);

77
src/target/xscale.c
View File

@ -217,10 +217,7 @@ int xscale_jtag_set_instr(int chain_pos, u32 new_instr)
buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
field.out_mask = NULL;
field.in_value = NULL;
field.in_check_value = device->expected;
field.in_check_mask = device->expected_mask;
field.in_handler = NULL;
field.in_handler_priv = NULL;
jtag_set_check_value(&field, device->expected, device->expected_mask, NULL);
jtag_add_ir_scan(1, &field, -1, NULL);
@ -275,10 +272,7 @@ int xscale_read_dcsr(target_t *target)
fields[0].out_value = &field0;
fields[0].out_mask = NULL;
fields[0].in_value = NULL;
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -290,15 +284,14 @@ int xscale_read_dcsr(target_t *target)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = &field2;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
jtag_add_dr_scan(3, fields, -1, NULL);
@ -354,10 +347,7 @@ int xscale_receive(target_t *target, u32 *buffer, int num_words)
fields[0].out_value = NULL;
fields[0].out_mask = NULL;
/* fields[0].in_value = field0; */
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -369,15 +359,14 @@ int xscale_receive(target_t *target, u32 *buffer, int num_words)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = NULL;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
jtag_add_end_state(TAP_RTI);
xscale_jtag_set_instr(xscale->jtag_info.chain_pos, xscale->jtag_info.dbgtx);
@ -460,10 +449,7 @@ int xscale_read_tx(target_t *target, int consume)
fields[0].out_value = NULL;
fields[0].out_mask = NULL;
fields[0].in_value = &field0_in;
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -475,15 +461,14 @@ int xscale_read_tx(target_t *target, int consume)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = NULL;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
gettimeofday(&timeout, NULL);
timeval_add_time(&timeout, 5, 0);
@ -547,10 +532,7 @@ int xscale_write_rx(target_t *target)
fields[0].out_value = &field0_out;
fields[0].out_mask = NULL;
fields[0].in_value = &field0_in;
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -562,15 +544,14 @@ int xscale_write_rx(target_t *target)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = &field2;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
gettimeofday(&timeout, NULL);
timeval_add_time(&timeout, 5, 0);
@ -637,10 +618,7 @@ int xscale_send(target_t *target, u8 *buffer, int count, int size)
fields[0].out_value = &field0_out;
fields[0].out_mask = NULL;
fields[0].in_value = &field0_in;
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -652,15 +630,14 @@ int xscale_send(target_t *target, u8 *buffer, int count, int size)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = &field2;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
while (done_count++ < count)
{
@ -737,10 +714,7 @@ int xscale_write_dcsr(target_t *target, int hold_rst, int ext_dbg_brk)
fields[0].out_value = &field0;
fields[0].out_mask = NULL;
fields[0].in_value = NULL;
fields[0].in_check_value = &field0_check_value;
fields[0].in_check_mask = &field0_check_mask;
fields[0].in_handler = NULL;
fields[0].in_handler_priv = NULL;
jtag_set_check_value(fields+0, &field0_check_value, &field0_check_mask, NULL);
fields[1].device = xscale->jtag_info.chain_pos;
fields[1].num_bits = 32;
@ -752,15 +726,14 @@ int xscale_write_dcsr(target_t *target, int hold_rst, int ext_dbg_brk)
fields[1].in_check_value = NULL;
fields[1].in_check_mask = NULL;
fields[2].device = xscale->jtag_info.chain_pos;
fields[2].num_bits = 1;
fields[2].out_value = &field2;
fields[2].out_mask = NULL;
fields[2].in_value = NULL;
fields[2].in_check_value = &field2_check_value;
fields[2].in_check_mask = &field2_check_mask;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
jtag_set_check_value(fields+2, &field2_check_value, &field2_check_mask, NULL);
jtag_add_dr_scan(3, fields, -1, NULL);

10
src/xsvf/xsvf.c
View File

@ -226,10 +226,7 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
field.out_value = dr_out_buf;
field.out_mask = NULL;
field.in_value = NULL;
field.in_check_value = dr_in_buf;
field.in_check_mask = dr_in_mask;
field.in_handler = NULL;
field.in_handler_priv = NULL;
jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
if (device == -1)
jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
else
@ -303,10 +300,7 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
field.out_value = dr_out_buf;
field.out_mask = NULL;
field.in_value = NULL;
field.in_check_value = dr_in_buf;
field.in_check_mask = dr_in_mask;
field.in_handler = NULL;
field.in_handler_priv = NULL;
jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
if (device == -1)
jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL);
else