Some devices such as AVR will return 0xffffffff instead of the TDI

[openocd.git] / src / target / cortex_swjdp.c

diff --git a/src/target/cortex_swjdp.c b/src/target/cortex_swjdp.c
index 84be9171e2fc2a610eeadbb9547546659cc81c63..98037c09ed75943e0aade03b056585aeacac7ea7 100644 (file)
--- a/src/target/cortex_swjdp.c
+++ b/src/target/cortex_swjdp.c
@@ -91,7 +91,7 @@ int swjdp_scan(arm_jtag_t *jtag_info, u8 instr, u8 reg_addr, u8 RnW, u8 *outvalu
        fields[1].in_check_value = NULL;
        fields[1].in_check_mask = NULL;
 
-       jtag_add_dr_scan(2, fields, -1);
+       jtag_add_dr_scan(2, fields, TAP_INVALID);
 
        return ERROR_OK;
 }
@@ -136,7 +136,7 @@ int swjdp_scan_u32(arm_jtag_t *jtag_info, u8 instr, u8 reg_addr, u8 RnW, u32 out
        fields[1].in_check_value = NULL;
        fields[1].in_check_mask = NULL;
 
-       jtag_add_dr_scan(2, fields, -1);
+       jtag_add_dr_scan(2, fields, TAP_INVALID);
 
        return ERROR_OK;
 }