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change jtag_add_callback API to be able to support check_value/mask

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1735 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2009-05-11 08:39:49 +00:00
parent 265b0a9fca
commit 8c77f7c69c
4 changed files with 85 additions and 15 deletions
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18
src/jtag/jtag.h
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@@ -269,6 +269,15 @@ typedef struct scan_field_s
int num_bits; /* number of bits this field specifies (up to 32) */
u8* out_value; /* value to be scanned into the device */
u8* in_value; /* pointer to a 32-bit memory location to take data scanned out */
u8* check_value; /* Used together with jtag_add_dr_scan_check() to check data clocked
in */
u8* check_mask; /* mask to go with check_value */
/* internal work space */
int allocated; /* in_value has been allocated for the queue */
int modified; /* did we modify the in_value? */
u32 intmp; /* temporary storage for checking synchronously */
} scan_field_t;
enum scan_type {
@@ -555,6 +564,9 @@ extern void jtag_add_ir_scan(int num_fields, scan_field_t* fields, tap_state_t e
extern void jtag_add_ir_scan_noverify(int num_fields, scan_field_t *fields, tap_state_t state);
extern int interface_jtag_add_ir_scan(int num_fields, scan_field_t* fields, tap_state_t endstate);
extern void jtag_add_dr_scan(int num_fields, scan_field_t* fields, tap_state_t endstate);
/* This version of jtag_add_dr_scan() uses the check_value/mask fields */
extern void jtag_add_dr_scan_check(int num_fields, scan_field_t* fields, tap_state_t endstate);
/* same as jtag_add_dr_scan but the scan is executed immediately. sets jtag_error if there
* was a failure.
*/
@@ -573,7 +585,7 @@ extern int interface_jtag_add_plain_dr_scan(int num_fields, scan_field_t* field
typedef void (*jtag_callback1_t)(u8 *in);
#ifndef HAVE_JTAG_MINIDRIVER_H
/* A simpler version of jtag_add_callback3 */
/* A simpler version of jtag_add_callback4 */
extern void jtag_add_callback(jtag_callback1_t, u8 *in);
#else
/* implemented by minidriver */
@@ -588,7 +600,7 @@ typedef void *jtag_callback_data_t;
* The callback is invoked with three arguments. The first argument is
* the pointer to the data clocked in.
*/
typedef int (*jtag_callback_t)(u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2);
typedef int (*jtag_callback_t)(u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3);
/* This callback can be executed immediately the queue has been flushed. Note that
@@ -623,7 +635,7 @@ typedef int (*jtag_callback_t)(u8 *in, jtag_callback_data_t data1, jtag_callback
* callbacks may or may not be invoked depending on driver implementation.
*/
#ifndef HAVE_JTAG_MINIDRIVER_H
extern void jtag_add_callback3(jtag_callback_t, u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2);
extern void jtag_add_callback4(jtag_callback_t, u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3);
#else
/* implemented by minidriver */
#endif