return retval;
}
+static int dap_rom_display(struct command_context *cmd_ctx,
+ struct adiv5_dap *dap, int ap, uint32_t dbgbase, int depth)
+{
+ int retval;
+ uint32_t cid0, cid1, cid2, cid3, memtype, romentry;
+ uint16_t entry_offset;
+ int i;
+ char tabs[16 + 1];
+
+ if (depth > 16) {
+ command_print(cmd_ctx, "\tTables too deep");
+ return ERROR_FAIL;
+ }
+
+ for (i = 0; i < depth; ++i)
+ tabs[i] = '\t';
+ tabs[i] = '\0';
+
+ /* bit 16 of apid indicates a memory access port */
+ if (dbgbase & 0x02)
+ command_print(cmd_ctx, "\t%sValid ROM table present", tabs);
+ else
+ command_print(cmd_ctx, "\t%sROM table in legacy format", tabs);
+
+ /* Now we read ROM table ID registers, ref. ARM IHI 0029B sec */
+ retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF0, &cid0);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF4, &cid1);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF8, &cid2);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFFC, &cid3);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFCC, &memtype);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = dap_run(dap);
+ if (retval != ERROR_OK)
+ return retval;
+
+ if (!is_dap_cid_ok(cid3, cid2, cid1, cid0))
+ command_print(cmd_ctx, "\t%sCID3 0x%02x"
+ ", CID2 0x%02x"
+ ", CID1 0x%02x"
+ ", CID0 0x%02x",
+ tabs,
+ (unsigned)cid3, (unsigned)cid2,
+ (unsigned)cid1, (unsigned)cid0);
+ if (memtype & 0x01)
+ command_print(cmd_ctx, "\t%sMEMTYPE system memory present on bus", tabs);
+ else
+ command_print(cmd_ctx, "\t%sMEMTYPE system memory not present: dedicated debug bus", tabs);
+
+ /* Now we read ROM table entries from dbgbase&0xFFFFF000) | 0x000 until we get 0x00000000 */
+ for (entry_offset = 0; ; entry_offset += 4) {
+ retval = mem_ap_read_atomic_u32(dap, (dbgbase&0xFFFFF000) | entry_offset, &romentry);
+ if (retval != ERROR_OK)
+ return retval;
+ command_print(cmd_ctx, "\t%sROMTABLE[0x%x] = 0x%" PRIx32 "",
+ tabs, entry_offset, romentry);
+ if (romentry & 0x01) {
+ uint32_t c_cid0, c_cid1, c_cid2, c_cid3;
+ uint32_t c_pid0, c_pid1, c_pid2, c_pid3, c_pid4;
+ uint32_t component_base;
+ unsigned part_num;
+ char *type, *full;
+
+ component_base = (dbgbase & 0xFFFFF000) + (romentry & 0xFFFFF000);
+
+ /* IDs are in last 4K section */
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE0, &c_pid0);
+ if (retval != ERROR_OK) {
+ command_print(cmd_ctx, "\t%s\tCan't read component with base address 0x%" PRIx32
+ ", the corresponding core might be turned off", tabs, component_base);
+ continue;
+ }
+ c_pid0 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE4, &c_pid1);
+ if (retval != ERROR_OK)
+ return retval;
+ c_pid1 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE8, &c_pid2);
+ if (retval != ERROR_OK)
+ return retval;
+ c_pid2 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFEC, &c_pid3);
+ if (retval != ERROR_OK)
+ return retval;
+ c_pid3 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFD0, &c_pid4);
+ if (retval != ERROR_OK)
+ return retval;
+ c_pid4 &= 0xff;
+
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF0, &c_cid0);
+ if (retval != ERROR_OK)
+ return retval;
+ c_cid0 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF4, &c_cid1);
+ if (retval != ERROR_OK)
+ return retval;
+ c_cid1 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF8, &c_cid2);
+ if (retval != ERROR_OK)
+ return retval;
+ c_cid2 &= 0xff;
+ retval = mem_ap_read_atomic_u32(dap, component_base + 0xFFC, &c_cid3);
+ if (retval != ERROR_OK)
+ return retval;
+ c_cid3 &= 0xff;
+
+ command_print(cmd_ctx, "\t%s\tComponent base address 0x%" PRIx32 ", "
+ "start address 0x%" PRIx32, tabs, component_base,
+ /* component may take multiple 4K pages */
+ (uint32_t)(component_base - 0x1000*(c_pid4 >> 4)));
+ command_print(cmd_ctx, "\t%s\tComponent class is 0x%x, %s",
+ tabs, (c_cid1 >> 4) & 0xf,
+ /* See ARM IHI 0029B Table 3-3 */
+ class_description[(c_cid1 >> 4) & 0xf]);
+
+ /* CoreSight component? */
+ if (((c_cid1 >> 4) & 0x0f) == 9) {
+ uint32_t devtype;
+ unsigned minor;
+ char *major = "Reserved", *subtype = "Reserved";
+
+ retval = mem_ap_read_atomic_u32(dap,
+ (component_base & 0xfffff000) | 0xfcc,
+ &devtype);
+ if (retval != ERROR_OK)
+ return retval;
+ minor = (devtype >> 4) & 0x0f;
+ switch (devtype & 0x0f) {
+ case 0:
+ major = "Miscellaneous";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 4:
+ subtype = "Validation component";
+ break;
+ }
+ break;
+ case 1:
+ major = "Trace Sink";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 1:
+ subtype = "Port";
+ break;
+ case 2:
+ subtype = "Buffer";
+ break;
+ }
+ break;
+ case 2:
+ major = "Trace Link";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 1:
+ subtype = "Funnel, router";
+ break;
+ case 2:
+ subtype = "Filter";
+ break;
+ case 3:
+ subtype = "FIFO, buffer";
+ break;
+ }
+ break;
+ case 3:
+ major = "Trace Source";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 1:
+ subtype = "Processor";
+ break;
+ case 2:
+ subtype = "DSP";
+ break;
+ case 3:
+ subtype = "Engine/Coprocessor";
+ break;
+ case 4:
+ subtype = "Bus";
+ break;
+ }
+ break;
+ case 4:
+ major = "Debug Control";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 1:
+ subtype = "Trigger Matrix";
+ break;
+ case 2:
+ subtype = "Debug Auth";
+ break;
+ }
+ break;
+ case 5:
+ major = "Debug Logic";
+ switch (minor) {
+ case 0:
+ subtype = "other";
+ break;
+ case 1:
+ subtype = "Processor";
+ break;
+ case 2:
+ subtype = "DSP";
+ break;
+ case 3:
+ subtype = "Engine/Coprocessor";
+ break;
+ }
+ break;
+ }
+ command_print(cmd_ctx, "\t%s\tType is 0x%02x, %s, %s",
+ tabs, devtype & 0xff,
+ major, subtype);
+ /* REVISIT also show 0xfc8 DevId */
+ }
+
+ if (!is_dap_cid_ok(cid3, cid2, cid1, cid0))
+ command_print(cmd_ctx,
+ "\t%s\tCID3 0%02x"
+ ", CID2 0%02x"
+ ", CID1 0%02x"
+ ", CID0 0%02x",
+ tabs,
+ (int)c_cid3,
+ (int)c_cid2,
+ (int)c_cid1,
+ (int)c_cid0);
+ command_print(cmd_ctx,
+ "\t%s\tPeripheral ID[4..0] = hex "
+ "%02x %02x %02x %02x %02x", tabs,
+ (int)c_pid4, (int)c_pid3, (int)c_pid2,
+ (int)c_pid1, (int)c_pid0);
+
+ /* Part number interpretations are from Cortex
+ * core specs, the CoreSight components TRM
+ * (ARM DDI 0314H), CoreSight System Design
+ * Guide (ARM DGI 0012D) and ETM specs; also
+ * from chip observation (e.g. TI SDTI).
+ */
+ part_num = (c_pid0 & 0xff);
+ part_num |= (c_pid1 & 0x0f) << 8;
+ switch (part_num) {
+ case 0x000:
+ type = "Cortex-M3 NVIC";
+ full = "(Interrupt Controller)";
+ break;
+ case 0x001:
+ type = "Cortex-M3 ITM";
+ full = "(Instrumentation Trace Module)";
+ break;
+ case 0x002:
+ type = "Cortex-M3 DWT";
+ full = "(Data Watchpoint and Trace)";
+ break;
+ case 0x003:
+ 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)";
+ break;
+ /* case 0x113: what? */
+ case 0x120: /* from OMAP3 memmap */
+ type = "TI SDTI";
+ full = "(System Debug Trace Interface)";
+ break;
+ case 0x343: /* from OMAP3 memmap */
+ type = "TI DAPCTL";
+ full = "";
+ break;
+ case 0x906:
+ type = "Coresight CTI";
+ full = "(Cross Trigger)";
+ break;
+ case 0x907:
+ type = "Coresight ETB";
+ full = "(Trace Buffer)";
+ break;
+ case 0x908:
+ type = "Coresight CSTF";
+ full = "(Trace Funnel)";
+ break;
+ case 0x910:
+ type = "CoreSight ETM9";
+ full = "(Embedded Trace)";
+ break;
+ case 0x912:
+ type = "Coresight TPIU";
+ full = "(Trace Port Interface Unit)";
+ break;
+ case 0x913:
+ type = "Coresight ITM";
+ full = "(Instrumentation Trace Macrocell)";
+ break;
+ case 0x921:
+ type = "Cortex-A8 ETM";
+ full = "(Embedded Trace)";
+ break;
+ case 0x922:
+ type = "Cortex-A8 CTI";
+ full = "(Cross Trigger)";
+ break;
+ case 0x923:
+ type = "Cortex-M3 TPIU";
+ full = "(Trace Port Interface Unit)";
+ break;
+ case 0x924:
+ 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)";
+ break;
+ case 0xc09:
+ type = "Cortex-A9 Debug";
+ full = "(Debug Unit)";
+ break;
+ default:
+ type = "-*- unrecognized -*-";
+ full = "";
+ break;
+ }
+ command_print(cmd_ctx, "\t%s\tPart is %s %s",
+ tabs, type, full);
+
+ /* ROM Table? */
+ if (((c_cid1 >> 4) & 0x0f) == 1) {
+ retval = dap_rom_display(cmd_ctx, dap, ap, component_base, depth + 1);
+ if (retval != ERROR_OK)
+ return retval;
+ }
+ } else {
+ if (romentry)
+ command_print(cmd_ctx, "\t%s\tComponent not present", tabs);
+ else
+ break;
+ }
+ }
+ command_print(cmd_ctx, "\t%s\tEnd of ROM table", tabs);
+ return ERROR_OK;
+}
+
static int dap_info_command(struct command_context *cmd_ctx,
struct adiv5_dap *dap, int ap)
{
romtable_present = ((mem_ap) && (dbgbase != 0xFFFFFFFF));
if (romtable_present) {
- uint32_t cid0, cid1, cid2, cid3, memtype, romentry;
- uint16_t entry_offset;
-
- /* bit 16 of apid indicates a memory access port */
- if (dbgbase & 0x02)
- command_print(cmd_ctx, "\tValid ROM table present");
- else
- command_print(cmd_ctx, "\tROM table in legacy format");
-
- /* Now we read ROM table ID registers, ref. ARM IHI 0029B sec */
- retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF0, &cid0);
- if (retval != ERROR_OK)
- return retval;
- retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF4, &cid1);
- if (retval != ERROR_OK)
- return retval;
- retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFF8, &cid2);
- if (retval != ERROR_OK)
- return retval;
- retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFFC, &cid3);
- if (retval != ERROR_OK)
- return retval;
- retval = mem_ap_read_u32(dap, (dbgbase&0xFFFFF000) | 0xFCC, &memtype);
- if (retval != ERROR_OK)
- return retval;
- retval = dap_run(dap);
- if (retval != ERROR_OK)
- return retval;
-
- if (!is_dap_cid_ok(cid3, cid2, cid1, cid0))
- command_print(cmd_ctx, "\tCID3 0x%2.2x"
- ", CID2 0x%2.2x"
- ", CID1 0x%2.2x"
- ", CID0 0x%2.2x",
- (unsigned) cid3, (unsigned)cid2,
- (unsigned) cid1, (unsigned) cid0);
- if (memtype & 0x01)
- command_print(cmd_ctx, "\tMEMTYPE system memory present on bus");
- else
- command_print(cmd_ctx, "\tMEMTYPE System memory not present. "
- "Dedicated debug bus.");
-
- /* Now we read ROM table entries from dbgbase&0xFFFFF000) | 0x000 until we get 0x00000000 */
- entry_offset = 0;
- do {
- retval = mem_ap_read_atomic_u32(dap, (dbgbase&0xFFFFF000) | entry_offset, &romentry);
- if (retval != ERROR_OK)
- return retval;
- command_print(cmd_ctx, "\tROMTABLE[0x%x] = 0x%" PRIx32 "", entry_offset, romentry);
- if (romentry & 0x01) {
- uint32_t c_cid0, c_cid1, c_cid2, c_cid3;
- uint32_t c_pid0, c_pid1, c_pid2, c_pid3, c_pid4;
- uint32_t component_base;
- unsigned part_num;
- char *type, *full;
-
- component_base = (dbgbase & 0xFFFFF000) + (romentry & 0xFFFFF000);
-
- /* IDs are in last 4K section */
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE0, &c_pid0);
- if (retval != ERROR_OK)
- return retval;
- c_pid0 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE4, &c_pid1);
- if (retval != ERROR_OK)
- return retval;
- c_pid1 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFE8, &c_pid2);
- if (retval != ERROR_OK)
- return retval;
- c_pid2 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFEC, &c_pid3);
- if (retval != ERROR_OK)
- return retval;
- c_pid3 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFD0, &c_pid4);
- if (retval != ERROR_OK)
- return retval;
- c_pid4 &= 0xff;
-
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF0, &c_cid0);
- if (retval != ERROR_OK)
- return retval;
- c_cid0 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF4, &c_cid1);
- if (retval != ERROR_OK)
- return retval;
- c_cid1 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFF8, &c_cid2);
- if (retval != ERROR_OK)
- return retval;
- c_cid2 &= 0xff;
- retval = mem_ap_read_atomic_u32(dap, component_base + 0xFFC, &c_cid3);
- if (retval != ERROR_OK)
- return retval;
- c_cid3 &= 0xff;
-
- command_print(cmd_ctx, "\t\tComponent base address 0x%" PRIx32 ","
- "start address 0x%" PRIx32, component_base,
- /* component may take multiple 4K pages */
- component_base - 0x1000*(c_pid4 >> 4));
- command_print(cmd_ctx, "\t\tComponent class is 0x%x, %s",
- (int) (c_cid1 >> 4) & 0xf,
- /* See ARM IHI 0029B Table 3-3 */
- class_description[(c_cid1 >> 4) & 0xf]);
-
- /* CoreSight component? */
- if (((c_cid1 >> 4) & 0x0f) == 9) {
- uint32_t devtype;
- unsigned minor;
- char *major = "Reserved", *subtype = "Reserved";
-
- retval = mem_ap_read_atomic_u32(dap,
- (component_base & 0xfffff000) | 0xfcc,
- &devtype);
- if (retval != ERROR_OK)
- return retval;
- minor = (devtype >> 4) & 0x0f;
- switch (devtype & 0x0f) {
- case 0:
- major = "Miscellaneous";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 4:
- subtype = "Validation component";
- break;
- }
- break;
- case 1:
- major = "Trace Sink";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 1:
- subtype = "Port";
- break;
- case 2:
- subtype = "Buffer";
- break;
- }
- break;
- case 2:
- major = "Trace Link";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 1:
- subtype = "Funnel, router";
- break;
- case 2:
- subtype = "Filter";
- break;
- case 3:
- subtype = "FIFO, buffer";
- break;
- }
- break;
- case 3:
- major = "Trace Source";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 1:
- subtype = "Processor";
- break;
- case 2:
- subtype = "DSP";
- break;
- case 3:
- subtype = "Engine/Coprocessor";
- break;
- case 4:
- subtype = "Bus";
- break;
- }
- break;
- case 4:
- major = "Debug Control";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 1:
- subtype = "Trigger Matrix";
- break;
- case 2:
- subtype = "Debug Auth";
- break;
- }
- break;
- case 5:
- major = "Debug Logic";
- switch (minor) {
- case 0:
- subtype = "other";
- break;
- case 1:
- subtype = "Processor";
- break;
- case 2:
- subtype = "DSP";
- break;
- case 3:
- subtype = "Engine/Coprocessor";
- break;
- }
- break;
- }
- command_print(cmd_ctx, "\t\tType is 0x%2.2x, %s, %s",
- (unsigned) (devtype & 0xff),
- major, subtype);
- /* REVISIT also show 0xfc8 DevId */
- }
-
- if (!is_dap_cid_ok(cid3, cid2, cid1, cid0))
- command_print(cmd_ctx,
- "\t\tCID3 0%2.2x"
- ", CID2 0%2.2x"
- ", CID1 0%2.2x"
- ", CID0 0%2.2x",
- (int) c_cid3,
- (int) c_cid2,
- (int)c_cid1,
- (int)c_cid0);
- command_print(cmd_ctx,
- "\t\tPeripheral ID[4..0] = hex "
- "%2.2x %2.2x %2.2x %2.2x %2.2x",
- (int) c_pid4, (int) c_pid3, (int) c_pid2,
- (int) c_pid1, (int) c_pid0);
-
- /* Part number interpretations are from Cortex
- * core specs, the CoreSight components TRM
- * (ARM DDI 0314H), CoreSight System Design
- * Guide (ARM DGI 0012D) and ETM specs; also
- * from chip observation (e.g. TI SDTI).
- */
- part_num = (c_pid0 & 0xff);
- part_num |= (c_pid1 & 0x0f) << 8;
- switch (part_num) {
- case 0x000:
- type = "Cortex-M3 NVIC";
- full = "(Interrupt Controller)";
- break;
- case 0x001:
- type = "Cortex-M3 ITM";
- full = "(Instrumentation Trace Module)";
- break;
- case 0x002:
- type = "Cortex-M3 DWT";
- full = "(Data Watchpoint and Trace)";
- break;
- case 0x003:
- 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)";
- break;
- /* case 0x113: what? */
- case 0x120: /* from OMAP3 memmap */
- type = "TI SDTI";
- full = "(System Debug Trace Interface)";
- break;
- case 0x343: /* from OMAP3 memmap */
- type = "TI DAPCTL";
- full = "";
- break;
- case 0x906:
- type = "Coresight CTI";
- full = "(Cross Trigger)";
- break;
- case 0x907:
- type = "Coresight ETB";
- full = "(Trace Buffer)";
- break;
- case 0x908:
- type = "Coresight CSTF";
- full = "(Trace Funnel)";
- break;
- case 0x910:
- type = "CoreSight ETM9";
- full = "(Embedded Trace)";
- break;
- case 0x912:
- type = "Coresight TPIU";
- full = "(Trace Port Interface Unit)";
- break;
- case 0x921:
- type = "Cortex-A8 ETM";
- full = "(Embedded Trace)";
- break;
- case 0x922:
- type = "Cortex-A8 CTI";
- full = "(Cross Trigger)";
- break;
- case 0x923:
- type = "Cortex-M3 TPIU";
- full = "(Trace Port Interface Unit)";
- break;
- case 0x924:
- 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)";
- break;
- default:
- type = "-*- unrecognized -*-";
- full = "";
- break;
- }
- command_print(cmd_ctx, "\t\tPart is %s %s",
- type, full);
- } else {
- if (romentry)
- command_print(cmd_ctx, "\t\tComponent not present");
- else
- command_print(cmd_ctx, "\t\tEnd of ROM table");
- }
- entry_offset += 4;
- } while (romentry > 0);
+ dap_rom_display(cmd_ctx, dap, ap, dbgbase, 0);
} else
command_print(cmd_ctx, "\tNo ROM table present");
dap_ap_select(dap, ap_old);
Code Review / openocd.git / commitdiff