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cortex_m: Discover the AP to use, just like Cortex-A

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This required fixing the AP ID parsing in dap_find_ap() to
match IHI0031C. The AXI type was added too.

Change-Id: I44577a7848df37586e650dce0fb57ac26f5f858c
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/3146
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
This commit is contained in:
Andreas Fritiofson
2015-12-06 01:21:41 +01:00
parent cd12c423dc
commit beb843d28d
3 changed files with 18 additions and 7 deletions
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src/target/cortex_m.c
+7
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@@ -1903,6 +1903,13 @@ int cortex_m_examine(struct target *target)
struct adiv5_dap *swjdp = cortex_m->armv7m.arm.dap;
struct armv7m_common *armv7m = target_to_armv7m(target);
/* Search for the MEM-AP */
retval = dap_find_ap(swjdp, AP_TYPE_AHB_AP, &armv7m->debug_ap);
if (retval != ERROR_OK) {
LOG_ERROR("Could not find MEM-AP to control the core");
return retval;
}
/* Leave (only) generic DAP stuff for debugport_init(); */
swjdp->ap[armv7m->debug_ap].memaccess_tck = 8;