first jtag_check_value_mask usage. tested by using "arm7_9 fast_memory_access enable...
authoroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Fri, 8 May 2009 06:45:27 +0000 (06:45 +0000)
committeroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Fri, 8 May 2009 06:45:27 +0000 (06:45 +0000)
git-svn-id: svn://svn.berlios.de/openocd/trunk@1664 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/jtag/jtag.c
src/target/embeddedice.c

index 2432516..eba0954 100644 (file)
@@ -1417,11 +1417,23 @@ void jtag_set_check_value(scan_field_t *field, u8 *value, u8 *mask, struct inval
 
 void jtag_check_value_mask(scan_field_t *field, u8 *value, u8 *mask)
 {
+       if (field->in_value==NULL)
+       {
+               LOG_ERROR("remember to fill in in_value for jtag_check_value_mask() to work!");
+               return;
+       }
+
+       if (value==NULL)
+       {
+               /* no checking to do */
+               return;
+       }
+
        jtag_execute_queue_noclear();
-       
+
        int retval=jtag_check_value_inner(field->in_value, field, value, mask);
        jtag_set_error(retval);
-       
+
 }
 
 
index aa5aace..363d182 100644 (file)
@@ -251,39 +251,26 @@ int embeddedice_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask)
        fields[0].tap = ice_reg->jtag_info->tap;
        fields[0].num_bits = 32;
        fields[0].out_value = reg->value;
-
        fields[0].in_value = NULL;
-
-
        fields[0].in_handler = NULL;
 
-
        fields[1].tap = ice_reg->jtag_info->tap;
        fields[1].num_bits = 5;
        fields[1].out_value = field1_out;
        buf_set_u32(fields[1].out_value, 0, 5, reg_addr);
-
        fields[1].in_value = NULL;
-
-
        fields[1].in_handler = NULL;
 
-
        fields[2].tap = ice_reg->jtag_info->tap;
        fields[2].num_bits = 1;
        fields[2].out_value = field2_out;
        buf_set_u32(fields[2].out_value, 0, 1, 0);
-
        fields[2].in_value = NULL;
-
-
        fields[2].in_handler = NULL;
 
-
        jtag_add_dr_scan(3, fields, TAP_INVALID);
 
        fields[0].in_value = reg->value;
-       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
@@ -293,6 +280,8 @@ int embeddedice_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask)
 
        jtag_add_dr_scan(3, fields, TAP_INVALID);
 
+       jtag_check_value_mask(fields+0, check_value, check_mask);
+
        return ERROR_OK;
 }