adiv6: add low level jtag transport

[openocd.git] / src / jtag / drivers / rshim.c

diff --git a/src/jtag/drivers/rshim.c b/src/jtag/drivers/rshim.c
index 881b23f19bd4cf2b6bfd9a475eedc061998380c7..f977ca7c86be0963d20d73bbd008d899f70ed569 100644 (file)
--- a/src/jtag/drivers/rshim.c
+++ b/src/jtag/drivers/rshim.c
@@ -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;