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adi_jtag_ error propagation

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Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
This commit is contained in:
Øyvind Harboe
2010-07-19 14:42:54 +02:00
parent 4333840ee3
commit 441ea95f69
1 changed files with 12 additions and 4 deletions
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16
src/target/adi_v5_jtag.c
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@@ -211,8 +211,10 @@ static int jtagdp_transaction_endcheck(struct adiv5_dap *dap)
/* Post CTRL/STAT read; discard any previous posted read value
* but collect its ACK status.
*/
adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
retval = adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if (retval != ERROR_OK)
return retval;
if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval;
@@ -246,8 +248,10 @@ static int jtagdp_transaction_endcheck(struct adiv5_dap *dap)
return ERROR_JTAG_DEVICE_ERROR;
}
adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
retval = adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if (retval != ERROR_OK)
return retval;
if ((retval = dap_run(dap)) != ERROR_OK)
return retval;
dap->ack = dap->ack & 0x7;
@@ -292,12 +296,16 @@ static int jtagdp_transaction_endcheck(struct adiv5_dap *dap)
LOG_ERROR("JTAG-DP STICKY ERROR");
/* Clear Sticky Error Bits */
adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
retval = adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_WRITE,
dap->dp_ctrl_stat | SSTICKYORUN
| SSTICKYERR, NULL);
adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
if (retval != ERROR_OK)
return retval;
retval = adi_jtag_scan_inout_check_u32(dap, JTAG_DP_DPACC,
DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
if (retval != ERROR_OK)
return retval;
if ((retval = dap_run(dap)) != ERROR_OK)
return retval;