Add extra Coresight component ROM identifiers for the Cortex-M4

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

diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c
index fd3a92ce3f45c0a3946bff69dfc3241eb16b8e0f..65d29f0c2dc121444adea4ba6ab1500667608957 100644 (file)
--- a/src/target/arm_adi_v5.c
+++ b/src/target/arm_adi_v5.c
@@ -1265,6 +1265,8 @@ int dap_lookup_cs_component(struct adiv5_dap *dap, int ap,
                        retval = mem_ap_read_atomic_u32(dap,
                                        (component_base & 0xfffff000) | 0xfcc,
                                        &devtype);
+                       if (retval != ERROR_OK)
+                               return retval;
                        if ((devtype & 0xff) == type) {
                                *addr = component_base;
                                retval = ERROR_OK;
@@ -1584,6 +1586,10 @@ static int dap_info_command(struct command_context *cmd_ctx,
                                        type = "Cortex-M3 FBP";
                                        full = "(Flash Patch and Breakpoint)";
                                        break;
+                               case 0x00c:
+                                       type = "Cortex-M4 SCS";
+                                       full = "(System Control Space)";
+                                       break;
                                case 0x00d:
                                        type = "CoreSight ETM11";
                                        full = "(Embedded Trace)";
@@ -1633,10 +1639,18 @@ static int dap_info_command(struct command_context *cmd_ctx,
                                        type = "Cortex-M3 ETM";
                                        full = "(Embedded Trace)";
                                        break;
+                               case 0x925:
+                                       type = "Cortex-M4 ETM";
+                                       full = "(Embedded Trace)";
+                                       break;
                                case 0x930:
                                        type = "Cortex-R4 ETM";
                                        full = "(Embedded Trace)";
                                        break;
+                               case 0x9a1:
+                                       type = "Cortex-M4 TPUI";
+                                       full = "(Trace Port Interface Unit)";
+                                       break;
                                case 0xc08:
                                        type = "Cortex-A8 Debug";
                                        full = "(Debug Unit)";