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arm_adi_v5: correct ahbap_debugport_init mem-ap id (bug #23) 

We request a id register read at the end of ahbap_debugport_init
but we never actually run the queue. In some cases this causes a
segfault.

Signed-off-by: Spencer Oliver <ntfreak@users.sourceforge.net>
This commit is contained in:
Spencer Oliver 2010-05-21 11:43:17 +01:00
parent 72ba8ec90e
commit c0cdb7c631
1 changed files with 3 additions and 0 deletions
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3
src/target/arm_adi_v5.c
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@ -967,6 +967,9 @@ int ahbap_debugport_init(struct adiv5_dap *dap)
retval = dap_queue_ap_read(dap, AP_REG_IDR, &idreg); retval = dap_queue_ap_read(dap, AP_REG_IDR, &idreg);
retval = dap_queue_ap_read(dap, AP_REG_BASE, &romaddr); retval = dap_queue_ap_read(dap, AP_REG_BASE, &romaddr);
if ((retval = dap_run(dap)) != ERROR_OK)
return retval;
LOG_DEBUG("MEM-AP #%" PRId32 " ID Register 0x%" PRIx32 LOG_DEBUG("MEM-AP #%" PRId32 " ID Register 0x%" PRIx32
", Debug ROM Address 0x%" PRIx32, ", Debug ROM Address 0x%" PRIx32,
dap->apsel, idreg, romaddr); dap->apsel, idreg, romaddr);