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adiv6: add low level jtag transport

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swd and dap-direct are not implemented yet

Split from change https://review.openocd.org/6077/

Change-Id: I6d73d8adf6a6090001c5d4771325fb1d63c45e3c
Signed-off-by: Kevin Burke <kevinb@os.amperecomputing.com>
Signed-off-by: Daniel Goehring <dgoehrin@os.amperecomputing.com>
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/6459
Tested-by: jenkins
This commit is contained in:
Kevin Burke
2021-08-06 11:56:13 +02:00
committed by Antonio Borneo
parent edb575800a
commit 8f8fb0fa79
5 changed files with 133 additions and 18 deletions
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16
src/jtag/drivers/rshim.c
View File

@@ -282,6 +282,14 @@ static int rshim_ap_q_read(struct adiv5_ap *ap, unsigned int reg,
uint32_t addr;
int rc = ERROR_OK, tile;
if (is_adiv6(ap->dap)) {
static bool error_flagged;
if (!error_flagged)
LOG_ERROR("ADIv6 dap not supported by rshim dap-direct mode");
error_flagged = true;
return ERROR_FAIL;
}
switch (reg) {
case ADIV5_MEM_AP_REG_CSW:
*data = ap_csw;
@@ -338,6 +346,14 @@ static int rshim_ap_q_write(struct adiv5_ap *ap, unsigned int reg,
int rc = ERROR_OK, tile;
uint32_t addr;
if (is_adiv6(ap->dap)) {
static bool error_flagged;
if (!error_flagged)
LOG_ERROR("ADIv6 dap not supported by rshim dap-direct mode");
error_flagged = true;
return ERROR_FAIL;
}
if (ap_bank != 0) {
rshim_dap_retval = ERROR_FAIL;
return ERROR_FAIL;

16
src/jtag/drivers/stlink_usb.c
View File

@@ -4286,6 +4286,14 @@ static int stlink_dap_ap_read(struct adiv5_ap *ap, unsigned int reg, uint32_t *d
uint32_t dummy;
int retval;
if (is_adiv6(dap)) {
static bool error_flagged;
if (!error_flagged)
LOG_ERROR("ADIv6 dap not supported by stlink dap-direct mode");
error_flagged = true;
return ERROR_FAIL;
}
if (reg != ADIV5_AP_REG_IDR) {
retval = stlink_dap_open_ap(ap->ap_num);
if (retval != ERROR_OK)
@@ -4304,6 +4312,14 @@ static int stlink_dap_ap_write(struct adiv5_ap *ap, unsigned int reg, uint32_t d
struct adiv5_dap *dap = ap->dap;
int retval;
if (is_adiv6(dap)) {
static bool error_flagged;
if (!error_flagged)
LOG_ERROR("ADIv6 dap not supported by stlink dap-direct mode");
error_flagged = true;
return ERROR_FAIL;
}
retval = stlink_dap_open_ap(ap->ap_num);
if (retval != ERROR_OK)
return retval;