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adi_v5: search for Debug and Memory AP support

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Adds dap_find_ap() function.

Change-Id: I6643025624009b12d4936de67a605da52c07be49
Signed-off-by: Evan Hunter <ehunter@broadcom.com>
Reviewed-on: http://openocd.zylin.com/909
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Evan Hunter
2012-10-12 09:07:45 +11:00
committed by Spencer Oliver
parent 927e53f8d5
commit 4e47519f6c
4 changed files with 134 additions and 56 deletions
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14
src/target/arm_adi_v5.h
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@@ -224,6 +224,15 @@ struct dap_ops {
int (*run)(struct adiv5_dap *dap);
};
/*
* Access Port types
*/
enum ap_type {
AP_TYPE_AHB_AP = 0x01, /* AHB Memory-AP */
AP_TYPE_APB_AP = 0x02, /* APB Memory-AP */
AP_TYPE_JTAG_AP = 0x10 /* JTAG-AP - JTAG master for controlling other JTAG devices */
};
/**
* Queue an IDCODE register read. This is primarily useful for SWD
* transports, where it is required as part of link initialization.
@@ -423,6 +432,11 @@ int ahbap_debugport_init(struct adiv5_dap *swjdp);
int dap_get_debugbase(struct adiv5_dap *dap, int ap,
uint32_t *dbgbase, uint32_t *apid);
/* Probe Access Ports to find a particular type */
int dap_find_ap(struct adiv5_dap *dap,
enum ap_type type_to_find,
uint8_t *ap_num_out);
/* Lookup CoreSight component */
int dap_lookup_cs_component(struct adiv5_dap *dap, int ap,
uint32_t dbgbase, uint8_t type, uint32_t *addr);