From e018c7c1d29e8dabb9b4a90bb9eb3574eb1668bb Mon Sep 17 00:00:00 2001 From: Øyvind Harboe Date: Mon, 1 Mar 2010 20:00:59 +0100 Subject: jtag: retire tap field MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit jtag_add_dr/ir_scan() now takes the tap as the first argument, rather than for each of the fields passed in. The code never exercised the path where there was more than one tap being scanned, who knows if it even worked. This simplifies the implementation and reduces clutter in the calling code. use jtag_add_ir/dr_plain_scan() for more fancy situations. Signed-off-by: Øyvind Harboe --- src/target/arm9tdmi.c | 24 ++++++------------------ 1 file changed, 6 insertions(+), 18 deletions(-) (limited to 'src/target/arm9tdmi.c') diff --git a/src/target/arm9tdmi.c b/src/target/arm9tdmi.c index 77b01b16..7c1e372f 100644 --- a/src/target/arm9tdmi.c +++ b/src/target/arm9tdmi.c @@ -89,17 +89,14 @@ int arm9tdmi_examine_debug_reason(struct target *target) jtag_set_end_state(TAP_DRPAUSE); - fields[0].tap = arm7_9->jtag_info.tap; fields[0].num_bits = 32; fields[0].out_value = NULL; fields[0].in_value = databus; - fields[1].tap = arm7_9->jtag_info.tap; fields[1].num_bits = 3; fields[1].out_value = NULL; fields[1].in_value = &debug_reason; - fields[2].tap = arm7_9->jtag_info.tap; fields[2].num_bits = 32; fields[2].out_value = NULL; fields[2].in_value = instructionbus; @@ -110,7 +107,7 @@ int arm9tdmi_examine_debug_reason(struct target *target) } arm_jtag_set_instr(&arm7_9->jtag_info, arm7_9->jtag_info.intest_instr, NULL); - jtag_add_dr_scan(3, fields, jtag_set_end_state(TAP_DRPAUSE)); + jtag_add_dr_scan(arm7_9->jtag_info.tap, 3, fields, jtag_set_end_state(TAP_DRPAUSE)); if ((retval = jtag_execute_queue()) != ERROR_OK) { return retval; @@ -123,7 +120,7 @@ int arm9tdmi_examine_debug_reason(struct target *target) fields[2].in_value = NULL; fields[2].out_value = instructionbus; - jtag_add_dr_scan(3, fields, jtag_set_end_state(TAP_DRPAUSE)); + jtag_add_dr_scan(arm7_9->jtag_info.tap, 3, fields, jtag_set_end_state(TAP_DRPAUSE)); if (debug_reason & 0x4) if (debug_reason & 0x2) @@ -165,17 +162,14 @@ int arm9tdmi_clock_out(struct arm_jtag *jtag_info, uint32_t instr, arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL); - fields[0].tap = jtag_info->tap; fields[0].num_bits = 32; fields[0].out_value = out_buf; fields[0].in_value = NULL; - fields[1].tap = jtag_info->tap; fields[1].num_bits = 3; fields[1].out_value = &sysspeed_buf; fields[1].in_value = NULL; - fields[2].tap = jtag_info->tap; fields[2].num_bits = 32; fields[2].out_value = instr_buf; fields[2].in_value = NULL; @@ -183,13 +177,13 @@ int arm9tdmi_clock_out(struct arm_jtag *jtag_info, uint32_t instr, if (in) { fields[0].in_value = (uint8_t *)in; - jtag_add_dr_scan(3, fields, jtag_get_end_state()); + jtag_add_dr_scan(jtag_info->tap, 3, fields, jtag_get_end_state()); jtag_add_callback(arm_le_to_h_u32, (jtag_callback_data_t)in); } else { - jtag_add_dr_scan(3, fields, jtag_get_end_state()); + jtag_add_dr_scan(jtag_info->tap, 3, fields, jtag_get_end_state()); } jtag_add_runtest(0, jtag_get_end_state()); @@ -227,22 +221,19 @@ int arm9tdmi_clock_data_in(struct arm_jtag *jtag_info, uint32_t *in) arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL); - fields[0].tap = jtag_info->tap; fields[0].num_bits = 32; fields[0].out_value = NULL; fields[0].in_value = (uint8_t *)in; - fields[1].tap = jtag_info->tap; fields[1].num_bits = 3; fields[1].out_value = NULL; fields[1].in_value = NULL; - fields[2].tap = jtag_info->tap; fields[2].num_bits = 32; fields[2].out_value = NULL; fields[2].in_value = NULL; - jtag_add_dr_scan(3, fields, jtag_get_end_state()); + jtag_add_dr_scan(jtag_info->tap, 3, fields, jtag_get_end_state()); jtag_add_callback(arm_le_to_h_u32, (jtag_callback_data_t)in); @@ -297,22 +288,19 @@ int arm9tdmi_clock_data_in_endianness(struct arm_jtag *jtag_info, arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL); - fields[0].tap = jtag_info->tap; fields[0].num_bits = 32; fields[0].out_value = NULL; jtag_alloc_in_value32(&fields[0]); - fields[1].tap = jtag_info->tap; fields[1].num_bits = 3; fields[1].out_value = NULL; fields[1].in_value = NULL; - fields[2].tap = jtag_info->tap; fields[2].num_bits = 32; fields[2].out_value = NULL; fields[2].in_value = NULL; - jtag_add_dr_scan(3, fields, jtag_get_end_state()); + jtag_add_dr_scan(jtag_info->tap, 3, fields, jtag_get_end_state()); jtag_add_callback4(arm9endianness, (jtag_callback_data_t)in, (jtag_callback_data_t)size, (jtag_callback_data_t)be, (jtag_callback_data_t)fields[0].in_value); -- cgit v1.2.3