arm_adi_v5: Adding Nuvoton NPCX quirk

[openocd.git] / src / target / arm_adi_v5.c

diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c
index ff0d9b5495d6c2691a16eb20b2298eab1513e631..cc5f0777504964f34ff8619b6e2b65f29a7ec422 100644 (file)
--- a/src/target/arm_adi_v5.c
+++ b/src/target/arm_adi_v5.c
@@ -409,6 +409,26 @@ static int mem_ap_write(struct adiv5_ap *ap, const uint8_t *buffer, uint32_t siz
                                outvalue |= (uint32_t)*buffer++ << 8 * (0 ^ (drw_byte_idx & 3) ^ addr_xor);
                                break;
                        }
+               } else if (dap->nu_npcx_quirks) {
+                       switch (this_size) {
+                       case 4:
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx & 3);
+                               break;
+                       case 2:
+                               outvalue |= (uint32_t)*buffer << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*(buffer+1) << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx & 3);
+                               break;
+                       case 1:
+                               outvalue |= (uint32_t)*buffer << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer << 8 * (drw_byte_idx++ & 3);
+                               outvalue |= (uint32_t)*buffer++ << 8 * (drw_byte_idx & 3);
+                       }
                } else {
                        switch (this_size) {
                        case 4:
@@ -2755,6 +2775,13 @@ COMMAND_HANDLER(dap_ti_be_32_quirks_command)
                "TI BE-32 quirks mode");
 }
 
+COMMAND_HANDLER(dap_nu_npcx_quirks_command)
+{
+       struct adiv5_dap *dap = adiv5_get_dap(CMD_DATA);
+       return CALL_COMMAND_HANDLER(handle_command_parse_bool, &dap->nu_npcx_quirks,
+                                                               "Nuvoton NPCX quirks mode");
+}
+
 const struct command_registration dap_instance_commands[] = {
        {
                .name = "info",
@@ -2827,5 +2854,12 @@ const struct command_registration dap_instance_commands[] = {
                .help = "set/get quirks mode for TI TMS450/TMS570 processors",
                .usage = "[enable]",
        },
+       {
+               .name = "nu_npcx_quirks",
+               .handler = dap_nu_npcx_quirks_command,
+               .mode = COMMAND_CONFIG,
+               .help = "set/get quirks mode for Nuvoton NPCX controllers",
+               .usage = "[enable]",
+       },
        COMMAND_REGISTRATION_DONE
 };