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fix USB performance regression for verify_ircapture 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1743 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-05-11 10:10:11 +00:00
parent 6dd335ed24
commit e170938ae8
1 changed files with 24 additions and 47 deletions
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71
src/jtag/jtag.c
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@ -37,6 +37,8 @@
int jtag_flush_queue_count; /* count # of flushes for profiling / debugging purposes */
static void jtag_add_scan_check(void (*jtag_add_scan)(int num_fields, scan_field_t *fields, tap_state_t state),
int num_fields, scan_field_t *fields, tap_state_t state);
/* note that this is not marked as static as it must be available from outside jtag.c for those
that implement the jtag_xxx() minidriver layer
@ -549,54 +551,22 @@ void jtag_add_ir_scan_noverify(int num_fields, scan_field_t *fields, tap_state_t
void jtag_add_ir_scan(int num_fields, scan_field_t *fields, tap_state_t state)
{
/* 8 x 32 bit id's is enough for all invoations */
u32 id[8];
int modified[8];
/* if we are to run a verification of the ir scan, we need to get the input back.
* We may have to allocate space if the caller didn't ask for the input back.
*
*/
if (jtag_verify_capture_ir)
int j;
for (j = 0; j < num_fields; j++)
{
int j;
for (j = 0; j < num_fields; j++)
fields[j].check_value=NULL;
fields[j].check_mask=NULL;
/* if we are to run a verification of the ir scan, we need to get the input back.
* We may have to allocate space if the caller didn't ask for the input back.
*/
if (jtag_verify_capture_ir)
{
modified[j]=0;
if ((fields[j].in_value==NULL)&&(fields[j].num_bits<=32))
{
if (j<8)
{
modified[j]=1;
fields[j].in_value=(u8 *)(id+j);
} else
{
LOG_DEBUG("caller must provide in_value space for verify_capture_ir to work");
}
}
}
}
jtag_add_ir_scan_noverify(num_fields, fields, state);
if (jtag_verify_capture_ir)
{
int j;
for (j = 0; j < num_fields; j++)
{
jtag_tap_t *tap=fields[j].tap;
if (fields[j].in_value!=NULL)
{
/* we verify max 32 bit long irlens. */
jtag_check_value_mask(fields+j, tap->expected, tap->expected_mask);
}
if (modified[j])
{
fields[j].in_value=NULL;
}
fields[j].check_value=fields[j].tap->expected;
fields[j].check_mask=fields[j].tap->expected_mask;
}
}
jtag_add_scan_check(jtag_add_ir_scan_noverify, num_fields, fields, state);
}
int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields, tap_state_t state)
@ -733,7 +703,8 @@ static int jtag_check_value_mask_callback(u8 *in, jtag_callback_data_t data1, jt
return jtag_check_value_inner(in, (u8 *)data1, (u8 *)data2, (int)data3);
}
void jtag_add_dr_scan_check(int num_fields, scan_field_t *fields, tap_state_t state)
static void jtag_add_scan_check(void (*jtag_add_scan)(int num_fields, scan_field_t *fields, tap_state_t state),
int num_fields, scan_field_t *fields, tap_state_t state)
{
for (int i=0; i<num_fields; i++)
{
@ -759,7 +730,7 @@ void jtag_add_dr_scan_check(int num_fields, scan_field_t *fields, tap_state_t st
}
}
jtag_add_dr_scan(num_fields, fields, state);
jtag_add_scan(num_fields, fields, state);
for (int i=0; i<num_fields; i++)
{
@ -777,10 +748,16 @@ void jtag_add_dr_scan_check(int num_fields, scan_field_t *fields, tap_state_t st
fields[i].in_value=NULL;
}
}
}
void jtag_add_dr_scan_check(int num_fields, scan_field_t *fields, tap_state_t state)
{
jtag_add_scan_check(jtag_add_dr_scan, num_fields, fields, state);
}
int MINIDRIVER(interface_jtag_add_dr_scan)(int num_fields, scan_field_t *fields, tap_state_t state)
{
int j;