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esirisc: support eSi-Trace
[openocd.git] / src / target / esirisc.c
diff --git a/src/target/esirisc.c b/src/target/esirisc.c
index 38100e834b8bdd37af22aa983983353a89ef322f..3d2954fac4052195009946d9eb91483c8813d4da 100644 (file)
--- a/src/target/esirisc.c
+++ b/src/target/esirisc.c
@@ -34,27 +34,60 @@
 
 #include "esirisc.h"
 
-#define RESET_TIMEOUT  5000    /* 5s */
-#define STEP_TIMEOUT   1000    /* 1s */
+#define RESET_TIMEOUT                  5000    /* 5s */
+#define STEP_TIMEOUT                   1000    /* 1s */
 
 /*
  * eSi-RISC targets support a configurable number of interrupts;
  * up to 32 interrupts are supported.
  */
-static const char * const esirisc_exceptions[] = {
-       "Reset", "HardwareFailure", "NMI", "InstBreakpoint", "DataBreakpoint",
-       "Unsupported", "PrivilegeViolation", "InstBusError", "DataBusError",
-       "AlignmentError", "ArithmeticError", "SystemCall", "MemoryManagement",
-       "Unrecoverable", "Reserved",
-
-       "Interrupt0", "Interrupt1", "Interrupt2", "Interrupt3",
-       "Interrupt4", "Interrupt5", "Interrupt6", "Interrupt7",
-       "Interrupt8", "Interrupt9", "Interrupt10", "Interrupt11",
-       "Interrupt12", "Interrupt13", "Interrupt14", "Interrupt15",
-       "Interrupt16", "Interrupt17", "Interrupt18", "Interrupt19",
-       "Interrupt20", "Interrupt21", "Interrupt22", "Interrupt23",
-       "Interrupt24", "Interrupt25", "Interrupt26", "Interrupt27",
-       "Interrupt28", "Interrupt29", "Interrupt30", "Interrupt31",
+static const char * const esirisc_exception_strings[] = {
+       [EID_RESET]                                     = "Reset",
+       [EID_HARDWARE_FAILURE]          = "HardwareFailure",
+       [EID_NMI]                                       = "NMI",
+       [EID_INST_BREAKPOINT]           = "InstBreakpoint",
+       [EID_DATA_BREAKPOINT]           = "DataBreakpoint",
+       [EID_UNSUPPORTED]                       = "Unsupported",
+       [EID_PRIVILEGE_VIOLATION]       = "PrivilegeViolation",
+       [EID_INST_BUS_ERROR]            = "InstBusError",
+       [EID_DATA_BUS_ERROR]            = "DataBusError",
+       [EID_ALIGNMENT_ERROR]           = "AlignmentError",
+       [EID_ARITHMETIC_ERROR]          = "ArithmeticError",
+       [EID_SYSTEM_CALL]                       = "SystemCall",
+       [EID_MEMORY_MANAGEMENT]         = "MemoryManagement",
+       [EID_UNRECOVERABLE]                     = "Unrecoverable",
+       [EID_INTERRUPTn+0]                      = "Interrupt0",
+       [EID_INTERRUPTn+1]                      = "Interrupt1",
+       [EID_INTERRUPTn+2]                      = "Interrupt2",
+       [EID_INTERRUPTn+3]                      = "Interrupt3",
+       [EID_INTERRUPTn+4]                      = "Interrupt4",
+       [EID_INTERRUPTn+5]                      = "Interrupt5",
+       [EID_INTERRUPTn+6]                      = "Interrupt6",
+       [EID_INTERRUPTn+7]                      = "Interrupt7",
+       [EID_INTERRUPTn+8]                      = "Interrupt8",
+       [EID_INTERRUPTn+9]                      = "Interrupt9",
+       [EID_INTERRUPTn+10]                     = "Interrupt10",
+       [EID_INTERRUPTn+11]                     = "Interrupt11",
+       [EID_INTERRUPTn+12]                     = "Interrupt12",
+       [EID_INTERRUPTn+13]                     = "Interrupt13",
+       [EID_INTERRUPTn+14]                     = "Interrupt14",
+       [EID_INTERRUPTn+15]                     = "Interrupt15",
+       [EID_INTERRUPTn+16]                     = "Interrupt16",
+       [EID_INTERRUPTn+17]                     = "Interrupt17",
+       [EID_INTERRUPTn+18]                     = "Interrupt18",
+       [EID_INTERRUPTn+19]                     = "Interrupt19",
+       [EID_INTERRUPTn+20]                     = "Interrupt20",
+       [EID_INTERRUPTn+21]                     = "Interrupt21",
+       [EID_INTERRUPTn+22]                     = "Interrupt22",
+       [EID_INTERRUPTn+23]                     = "Interrupt23",
+       [EID_INTERRUPTn+24]                     = "Interrupt24",
+       [EID_INTERRUPTn+25]                     = "Interrupt25",
+       [EID_INTERRUPTn+26]                     = "Interrupt26",
+       [EID_INTERRUPTn+27]                     = "Interrupt27",
+       [EID_INTERRUPTn+28]                     = "Interrupt28",
+       [EID_INTERRUPTn+29]                     = "Interrupt29",
+       [EID_INTERRUPTn+30]                     = "Interrupt30",
+       [EID_INTERRUPTn+31]                     = "Interrupt31",
 };
 
 /*
@@ -142,7 +175,7 @@ static int esirisc_disable_interrupts(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC, &etc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to read Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -150,7 +183,7 @@ static int esirisc_disable_interrupts(struct target *target)
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC, etc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to write Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -169,7 +202,7 @@ static int esirisc_enable_interrupts(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC, &etc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to read Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -177,7 +210,7 @@ static int esirisc_enable_interrupts(struct target *target)
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC, etc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to write Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -195,7 +228,7 @@ static int esirisc_save_interrupts(struct target *target)
        int retval = esirisc_jtag_read_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC,
                        &esirisc->etc_save);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to read Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -212,7 +245,7 @@ static int esirisc_restore_interrupts(struct target *target)
        int retval = esirisc_jtag_write_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETC,
                        esirisc->etc_save);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: ETC", target_name(target));
+               LOG_ERROR("%s: failed to write Thread CSR: ETC", target_name(target));
                return retval;
        }
 
@@ -230,7 +263,7 @@ static int esirisc_save_hwdc(struct target *target)
        int retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_HWDC,
                        &esirisc->hwdc_save);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: HWDC", target_name(target));
+               LOG_ERROR("%s: failed to read Thread CSR: HWDC", target_name(target));
                return retval;
        }
 
@@ -248,7 +281,7 @@ static int esirisc_restore_hwdc(struct target *target)
        int retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_HWDC,
                        esirisc->hwdc_save);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: HWDC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: HWDC", target_name(target));
                return retval;
        }
 
@@ -478,14 +511,14 @@ static int esirisc_add_breakpoint(struct target *target, struct breakpoint *brea
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBAn + bp_index,
                        breakpoint->address);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: IBA", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: IBA", target_name(target));
                return retval;
        }
 
        /* enable instruction breakpoint */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBC, &ibc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: IBC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: IBC", target_name(target));
                return retval;
        }
 
@@ -493,7 +526,7 @@ static int esirisc_add_breakpoint(struct target *target, struct breakpoint *brea
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBC, ibc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: IBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: IBC", target_name(target));
                return retval;
        }
 
@@ -529,7 +562,7 @@ static int esirisc_remove_breakpoint(struct target *target, struct breakpoint *b
        /* disable instruction breakpoint */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBC, &ibc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: IBC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: IBC", target_name(target));
                return retval;
        }
 
@@ -537,7 +570,7 @@ static int esirisc_remove_breakpoint(struct target *target, struct breakpoint *b
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBC, ibc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: IBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: IBC", target_name(target));
                return retval;
        }
 
@@ -557,7 +590,7 @@ static int esirisc_remove_breakpoints(struct target *target)
        /* clear instruction breakpoints */
        int retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_IBC, 0);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: IBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: IBC", target_name(target));
                return retval;
        }
 
@@ -604,14 +637,14 @@ static int esirisc_add_watchpoint(struct target *target, struct watchpoint *watc
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBAn + wp_index,
                        watchpoint->address);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DBA", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DBA", target_name(target));
                return retval;
        }
 
        /* specify data breakpoint size */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBS, &dbs);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DBS", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: DBS", target_name(target));
                return retval;
        }
 
@@ -642,14 +675,14 @@ static int esirisc_add_watchpoint(struct target *target, struct watchpoint *watc
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBS, dbs);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DBS", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DBS", target_name(target));
                return retval;
        }
 
        /* enable data breakpoint */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBC, &dbc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DBC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: DBC", target_name(target));
                return retval;
        }
 
@@ -677,7 +710,7 @@ static int esirisc_add_watchpoint(struct target *target, struct watchpoint *watc
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBC, dbc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DBC", target_name(target));
                return retval;
        }
 
@@ -713,7 +746,7 @@ static int esirisc_remove_watchpoint(struct target *target, struct watchpoint *w
        /* disable data breakpoint */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBC, &dbc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DBC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: DBC", target_name(target));
                return retval;
        }
 
@@ -721,7 +754,7 @@ static int esirisc_remove_watchpoint(struct target *target, struct watchpoint *w
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBC, dbc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DBC", target_name(target));
                return retval;
        }
 
@@ -741,7 +774,7 @@ static int esirisc_remove_watchpoints(struct target *target)
        /* clear data breakpoints */
        int retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DBC, 0);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DBC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DBC", target_name(target));
                return retval;
        }
 
@@ -782,7 +815,7 @@ static int esirisc_disable_step(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DC, &dc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: DC", target_name(target));
                return retval;
        }
 
@@ -790,7 +823,7 @@ static int esirisc_disable_step(struct target *target)
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DC, dc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DC", target_name(target));
                return retval;
        }
 
@@ -808,7 +841,7 @@ static int esirisc_enable_step(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DC, &dc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DC", target_name(target));
+               LOG_ERROR("%s: failed to read Debug CSR: DC", target_name(target));
                return retval;
        }
 
@@ -816,7 +849,7 @@ static int esirisc_enable_step(struct target *target)
 
        retval = esirisc_jtag_write_csr(jtag_info, CSR_DEBUG, CSR_DEBUG_DC, dc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: DC", target_name(target));
+               LOG_ERROR("%s: failed to write Debug CSR: DC", target_name(target));
                return retval;
        }
 
@@ -1132,7 +1165,7 @@ static int esirisc_reset_entry(struct target *target)
        /* read exception table address */
        retval = esirisc_jtag_read_csr(jtag_info, CSR_THREAD, CSR_THREAD_ETA, &eta);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: ETA", target_name(target));
+               LOG_ERROR("%s: failed to read Thread CSR: ETA", target_name(target));
                return retval;
        }
 
@@ -1147,7 +1180,7 @@ static int esirisc_reset_entry(struct target *target)
        /* write reset entry point */
        retval = esirisc_jtag_write_csr(jtag_info, CSR_THREAD, CSR_THREAD_EPC, epc);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to write CSR: EPC", target_name(target));
+               LOG_ERROR("%s: failed to write Thread CSR: EPC", target_name(target));
                return retval;
        }
 
@@ -1215,15 +1248,9 @@ static int esirisc_arch_state(struct target *target)
        uint32_t eid = buf_get_u32(esirisc->eid->value, 0, esirisc->eid->size);
        uint32_t ed = buf_get_u32(esirisc->ed->value, 0, esirisc->ed->size);
 
-       LOG_DEBUG("-");
-
-       const char *exception = "Unknown";
-       if (eid < ARRAY_SIZE(esirisc_exceptions))
-               exception = esirisc_exceptions[eid];
-
        LOG_USER("target halted due to %s, exception: %s\n"
-                       "EPC: 0x%" PRIx32 " ECAS: 0x%" PRIx32 " EID: 0x%" PRIx32 " ED: 0x%" PRIx32,
-                       debug_reason_name(target), exception, epc, ecas, eid, ed);
+                       "EPC: 0x%" PRIx32 ", ECAS: 0x%" PRIx32 ", EID: 0x%" PRIx32 ", ED: 0x%" PRIx32,
+                       debug_reason_name(target), esirisc_exception_strings[eid], epc, ecas, eid, ed);
 
        return ERROR_OK;
 }
@@ -1242,7 +1269,7 @@ static const char *esirisc_get_gdb_arch(struct target *target)
         */
        if (esirisc->gdb_arch == NULL && target_was_examined(target))
                esirisc->gdb_arch = alloc_printf("esirisc:%d_bit_%d_reg_%s",
-                               esirisc->num_bits, esirisc->num_regs, esirisc_cache_arch(esirisc));
+                               esirisc->num_bits, esirisc->num_regs, esirisc_cache_arch_name(esirisc));
 
        return esirisc->gdb_arch;
 }
@@ -1477,7 +1504,7 @@ static int esirisc_identify(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_ARCH0, &csr);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: ARCH0", target_name(target));
+               LOG_ERROR("%s: failed to read Configuration CSR: ARCH0", target_name(target));
                return retval;
        }
 
@@ -1486,7 +1513,7 @@ static int esirisc_identify(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_MEM, &csr);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: MEM", target_name(target));
+               LOG_ERROR("%s: failed to read Configuration CSR: MEM", target_name(target));
                return retval;
        }
 
@@ -1495,7 +1522,7 @@ static int esirisc_identify(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_IC, &csr);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: IC", target_name(target));
+               LOG_ERROR("%s: failed to read Configuration CSR: IC", target_name(target));
                return retval;
        }
 
@@ -1503,7 +1530,7 @@ static int esirisc_identify(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_DC, &csr);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DC", target_name(target));
+               LOG_ERROR("%s: failed to read Configuration CSR: DC", target_name(target));
                return retval;
        }
 
@@ -1511,13 +1538,21 @@ static int esirisc_identify(struct target *target)
 
        retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_DBG, &csr);
        if (retval != ERROR_OK) {
-               LOG_ERROR("%s: failed to read CSR: DBG", target_name(target));
+               LOG_ERROR("%s: failed to read Configuration CSR: DBG", target_name(target));
                return retval;
        }
 
        esirisc->num_breakpoints = (csr >> 7) & 0xf;    /* DBG.BP */
        esirisc->num_watchpoints = (csr >> 12) & 0xf;   /* DBG.WP */
 
+       retval = esirisc_jtag_read_csr(jtag_info, CSR_CONFIG, CSR_CONFIG_TRACE, &csr);
+       if (retval != ERROR_OK) {
+               LOG_ERROR("%s: failed to read Configuration CSR: TRACE", target_name(target));
+               return retval;
+       }
+
+       esirisc->has_trace = !!(csr & 1<<0);                    /* TRACE.T */
+
        return ERROR_OK;
 }
 
@@ -1616,13 +1651,14 @@ static int esirisc_examine(struct target *target)
                target_set_examined(target);
 
                LOG_INFO("%s: %d bit, %d registers, %s%s%s", target_name(target),
-                                esirisc->num_bits, esirisc->num_regs,
-                                target_endianness(target),
-                                esirisc->has_icache ? ", icache" : "",
-                                esirisc->has_dcache ? ", dcache" : "");
+                               esirisc->num_bits, esirisc->num_regs,
+                               target_endianness(target),
+                               esirisc->has_icache ? ", icache" : "",
+                               esirisc->has_dcache ? ", dcache" : "");
 
-               LOG_INFO("%s: hardware has %d breakpoints, %d watchpoints", target_name(target),
-                                esirisc->num_breakpoints, esirisc->num_watchpoints);
+               LOG_INFO("%s: hardware has %d breakpoints, %d watchpoints%s", target_name(target),
+                               esirisc->num_breakpoints, esirisc->num_watchpoints,
+                               esirisc->has_trace ? ", trace" : "");
        }
 
        return ERROR_OK;
@@ -1644,7 +1680,7 @@ COMMAND_HANDLER(handle_esirisc_cache_arch_command)
                }
        }
 
-       command_print(CMD_CTX, "esirisc cache_arch %s", esirisc_cache_arch(esirisc));
+       command_print(CMD_CTX, "esirisc cache_arch %s", esirisc_cache_arch_name(esirisc));
 
        return ERROR_OK;
 }
@@ -1719,13 +1755,6 @@ COMMAND_HANDLER(handle_esirisc_hwdc_command)
 }
 
 static const struct command_registration esirisc_exec_command_handlers[] = {
-       {
-               .name = "cache_arch",
-               .handler = handle_esirisc_cache_arch_command,
-               .mode = COMMAND_ANY,
-               .help = "configure cache architecture",
-               .usage = "['harvard'|'von_neumann']",
-       },
        {
                .name = "flush_caches",
                .handler = handle_esirisc_flush_caches_command,
@@ -1733,6 +1762,17 @@ static const struct command_registration esirisc_exec_command_handlers[] = {
                .help = "flush instruction and data caches",
                .usage = "",
        },
+       COMMAND_REGISTRATION_DONE
+};
+
+static const struct command_registration esirisc_any_command_handlers[] = {
+       {
+               .name = "cache_arch",
+               .handler = handle_esirisc_cache_arch_command,
+               .mode = COMMAND_ANY,
+               .help = "configure cache architecture",
+               .usage = "['harvard'|'von_neumann']",
+       },
        {
                .name = "hwdc",
                .handler = handle_esirisc_hwdc_command,
@@ -1740,6 +1780,12 @@ static const struct command_registration esirisc_exec_command_handlers[] = {
                .help = "configure hardware debug control",
                .usage = "['all'|'none'|mask ...]",
        },
+       {
+               .chain = esirisc_exec_command_handlers
+       },
+       {
+               .chain = esirisc_trace_command_handlers
+       },
        COMMAND_REGISTRATION_DONE
 };
 
@@ -1749,7 +1795,7 @@ static const struct command_registration esirisc_command_handlers[] = {
                .mode = COMMAND_ANY,
                .help = "eSi-RISC command group",
                .usage = "",
-               .chain = esirisc_exec_command_handlers,
+               .chain = esirisc_any_command_handlers,
        },
        COMMAND_REGISTRATION_DONE
 };
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