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-rw-r--r--src/target/openrisc/or1k_tap_vjtag.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/target/openrisc/or1k_tap_vjtag.c b/src/target/openrisc/or1k_tap_vjtag.c
index ae729a04..7d262720 100644
--- a/src/target/openrisc/or1k_tap_vjtag.c
+++ b/src/target/openrisc/or1k_tap_vjtag.c
@@ -275,21 +275,22 @@ static int or1k_tap_vjtag_init(struct or1k_jtag *jtag_info)
}
/* Select VIR */
- t[0] = ALTERA_CYCLONE_CMD_USER1;
+ buf_set_u32(t, 0, tap->ir_length, ALTERA_CYCLONE_CMD_USER1);
field.num_bits = tap->ir_length;
field.out_value = t;
field.in_value = NULL;
jtag_add_ir_scan(tap, &field, TAP_IDLE);
/* Send the DEBUG command to the VJTAG IR */
- buf_set_u32(t, 0, field.num_bits, (vjtag_node_address << m_width) | ALT_VJTAG_CMD_DEBUG);
- field.num_bits = guess_addr_width(nb_nodes) + m_width;
+ int dr_length = guess_addr_width(nb_nodes) + m_width;
+ buf_set_u32(t, 0, dr_length, (vjtag_node_address << m_width) | ALT_VJTAG_CMD_DEBUG);
+ field.num_bits = dr_length;
field.out_value = t;
field.in_value = NULL;
jtag_add_dr_scan(tap, 1, &field, TAP_IDLE);
/* Select the VJTAG DR */
- t[0] = ALTERA_CYCLONE_CMD_USER0;
+ buf_set_u32(t, 0, tap->ir_length, ALTERA_CYCLONE_CMD_USER0);
field.num_bits = tap->ir_length;
field.out_value = t;
field.in_value = NULL;