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-rw-r--r--src/target/Makefile.am8
-rw-r--r--src/target/etm.c34
-rw-r--r--src/target/etm.h3
-rw-r--r--src/target/etm_dummy.c116
-rw-r--r--src/target/etm_dummy.h33
5 files changed, 185 insertions, 9 deletions
diff --git a/src/target/Makefile.am b/src/target/Makefile.am
index c6cf9525..d33d161b 100644
--- a/src/target/Makefile.am
+++ b/src/target/Makefile.am
@@ -3,7 +3,9 @@ METASOURCES = AUTO
noinst_LIBRARIES = libtarget.a
libtarget_a_SOURCES = target.c register.c breakpoints.c armv4_5.c embeddedice.c etm.c arm7tdmi.c arm9tdmi.c \
arm_jtag.c arm7_9_common.c algorithm.c arm920t.c arm720t.c armv4_5_mmu.c armv4_5_cache.c arm_disassembler.c \
- arm966e.c arm926ejs.c etb.c xscale.c arm_simulator.c image.c armv7m.c cortex_m3.c cortex_swjdp.c
+ arm966e.c arm926ejs.c etb.c xscale.c arm_simulator.c image.c armv7m.c cortex_m3.c cortex_swjdp.c \
+ etm_dummy.c
noinst_HEADERS = target.h register.h armv4_5.h embeddedice.h etm.h arm7tdmi.h arm9tdmi.h \
- arm_jtag.h arm7_9_common.h arm920t.h arm720t.h armv4_5_mmu.h armv4_5_cache.h breakpoints.h algorithm.h \
- arm_disassembler.h arm966e.h arm926ejs.h etb.h xscale.h arm_simulator.h image.h armv7m.h cortex_m3.h cortex_swjdp.h
+ arm_jtag.h arm7_9_common.h arm920t.h arm720t.h armv4_5_mmu.h armv4_5_cache.h breakpoints.h algorithm.h \
+ arm_disassembler.h arm966e.h arm926ejs.h etb.h xscale.h arm_simulator.h image.h armv7m.h cortex_m3.h cortex_swjdp.h \
+ etm_dummy.h
diff --git a/src/target/etm.c b/src/target/etm.c
index 367eafff..e095e50d 100644
--- a/src/target/etm.c
+++ b/src/target/etm.c
@@ -465,10 +465,12 @@ int etm_store_reg(reg_t *reg)
*
*/
extern etm_capture_driver_t etb_capture_driver;
+extern etm_capture_driver_t etm_dummy_capture_driver;
etm_capture_driver_t *etm_capture_drivers[] =
{
&etb_capture_driver,
+ &etm_dummy_capture_driver,
NULL
};
@@ -1005,7 +1007,7 @@ int handle_etm_tracemode_command(struct command_context_s *cmd_ctx, char *cmd, c
tracemode = arm7_9->etm_ctx->tracemode;
- if (argc == 3)
+ if (argc == 4)
{
if (strcmp(args[0], "none") == 0)
{
@@ -1061,10 +1063,24 @@ int handle_etm_tracemode_command(struct command_context_s *cmd_ctx, char *cmd, c
command_print(cmd_ctx, "invalid option '%s'", args[2]);
return ERROR_OK;
}
+
+ if (strcmp(args[3], "enable") == 0)
+ {
+ tracemode |= ETMV1_BRANCH_OUTPUT;
+ }
+ else if (strcmp(args[3], "disable") == 0)
+ {
+ tracemode |= 0;
+ }
+ else
+ {
+ command_print(cmd_ctx, "invalid option '%s'", args[2]);
+ return ERROR_OK;
+ }
}
else if (argc != 0)
{
- command_print(cmd_ctx, "usage: configure trace mode <none|data|address|all> <context id bits> <enable|disable cycle accurate>");
+ command_print(cmd_ctx, "usage: configure trace mode <none|data|address|all> <context id bits> <cycle accurate> <branch output>");
return ERROR_OK;
}
@@ -1110,6 +1126,15 @@ int handle_etm_tracemode_command(struct command_context_s *cmd_ctx, char *cmd, c
{
command_print(cmd_ctx, "cycle-accurate tracing disabled");
}
+
+ if (tracemode & ETMV1_BRANCH_OUTPUT)
+ {
+ command_print(cmd_ctx, "full branch address output enabled");
+ }
+ else
+ {
+ command_print(cmd_ctx, "full branch address output disabled");
+ }
/* only update ETM_CTRL register if tracemode changed */
if (arm7_9->etm_ctx->tracemode != tracemode)
@@ -1121,7 +1146,7 @@ int handle_etm_tracemode_command(struct command_context_s *cmd_ctx, char *cmd, c
buf_set_u32(etm_ctrl_reg->value, 2, 2, tracemode & ETMV1_TRACE_MASK);
buf_set_u32(etm_ctrl_reg->value, 14, 2, (tracemode & ETMV1_CONTEXTID_MASK) >> 4);
buf_set_u32(etm_ctrl_reg->value, 12, 1, (tracemode & ETMV1_CYCLE_ACCURATE) >> 8);
-
+ buf_set_u32(etm_ctrl_reg->value, 8, 1, (tracemode & ETMV1_BRANCH_OUTPUT) >> 9);
etm_store_reg(etm_ctrl_reg);
arm7_9->etm_ctx->tracemode = tracemode;
@@ -1317,7 +1342,6 @@ int handle_etm_image_command(struct command_context_s *cmd_ctx, char *cmd, char
armv4_5_common_t *armv4_5;
arm7_9_common_t *arm7_9;
etm_context_t *etm_ctx;
- int i;
if (argc < 1)
{
@@ -1634,7 +1658,7 @@ int etm_register_commands(struct command_context_s *cmd_ctx)
int etm_register_user_commands(struct command_context_s *cmd_ctx)
{
register_command(cmd_ctx, etm_cmd, "tracemode", handle_etm_tracemode_command,
- COMMAND_EXEC, "configure trace mode <none|data|address|all> <context id bits> <enable|disable cycle accurate>");
+ COMMAND_EXEC, "configure trace mode <none|data|address|all> <context id bits> <cycle accurate> <branch output");
register_command(cmd_ctx, etm_cmd, "status", handle_etm_status_command,
COMMAND_EXEC, "display current target's ETM status");
diff --git a/src/target/etm.h b/src/target/etm.h
index 0b7b05ad..f5a48c31 100644
--- a/src/target/etm.h
+++ b/src/target/etm.h
@@ -103,7 +103,8 @@ typedef enum
ETMV1_CONTEXTID_32 = 0x30,
ETMV1_CONTEXTID_MASK = 0x30,
/* Misc */
- ETMV1_CYCLE_ACCURATE = 0x100
+ ETMV1_CYCLE_ACCURATE = 0x100,
+ ETMV1_BRANCH_OUTPUT = 0x200
} etmv1_tracemode_t;
/* forward-declare ETM context */
diff --git a/src/target/etm_dummy.c b/src/target/etm_dummy.c
new file mode 100644
index 00000000..b22f1f6c
--- /dev/null
+++ b/src/target/etm_dummy.c
@@ -0,0 +1,116 @@
+/***************************************************************************
+ * Copyright (C) 2007 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+
+#include "etm_dummy.h"
+#include "etm.h"
+
+#include "arm7_9_common.h"
+#include "log.h"
+#include "types.h"
+#include "binarybuffer.h"
+#include "target.h"
+#include "register.h"
+#include "jtag.h"
+
+#include <stdlib.h>
+
+int handle_etm_dummy_config_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target;
+ armv4_5_common_t *armv4_5;
+ arm7_9_common_t *arm7_9;
+
+ target = get_target_by_num(strtoul(args[0], NULL, 0));
+
+ if (!target)
+ {
+ ERROR("target number '%s' not defined", args[0]);
+ exit(-1);
+ }
+
+ if (arm7_9_get_arch_pointers(target, &armv4_5, &arm7_9) != ERROR_OK)
+ {
+ command_print(cmd_ctx, "current target isn't an ARM7/ARM9 target");
+ return ERROR_OK;
+ }
+
+ if (arm7_9->etm_ctx)
+ {
+ arm7_9->etm_ctx->capture_driver_priv = NULL;
+ }
+ else
+ {
+ ERROR("target has no ETM defined, ETM dummy left unconfigured");
+ }
+
+ return ERROR_OK;
+}
+
+int etm_dummy_register_commands(struct command_context_s *cmd_ctx)
+{
+ command_t *etm_dummy_cmd;
+
+ etm_dummy_cmd = register_command(cmd_ctx, NULL, "etm_dummy", NULL, COMMAND_ANY, "Dummy ETM capture driver");
+
+ register_command(cmd_ctx, etm_dummy_cmd, "config", handle_etm_dummy_config_command, COMMAND_CONFIG, NULL);
+
+ return ERROR_OK;
+}
+
+int etm_dummy_init(etm_context_t *etm_ctx)
+{
+ return ERROR_OK;
+}
+
+trace_status_t etm_dummy_status(etm_context_t *etm_ctx)
+{
+ return TRACE_IDLE;
+}
+
+int etm_dummy_read_trace(etm_context_t *etm_ctx)
+{
+ return ERROR_OK;
+}
+
+int etm_dummy_start_capture(etm_context_t *etm_ctx)
+{
+ return ERROR_ETM_PORTMODE_NOT_SUPPORTED;
+}
+
+int etm_dummy_stop_capture(etm_context_t *etm_ctx)
+{
+ return ERROR_OK;
+}
+
+etm_capture_driver_t etm_dummy_capture_driver =
+{
+ .name = "dummy",
+ .register_commands = etm_dummy_register_commands,
+ .init = etm_dummy_init,
+ .status = etm_dummy_status,
+ .start_capture = etm_dummy_start_capture,
+ .stop_capture = etm_dummy_stop_capture,
+ .read_trace = etm_dummy_read_trace,
+};
diff --git a/src/target/etm_dummy.h b/src/target/etm_dummy.h
new file mode 100644
index 00000000..31afeffb
--- /dev/null
+++ b/src/target/etm_dummy.h
@@ -0,0 +1,33 @@
+/***************************************************************************
+ * Copyright (C) 2007 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#ifndef ETM_DUMMY_H
+#define ETM_DUMMY_H
+
+#include "command.h"
+#include "target.h"
+#include "register.h"
+#include "arm_jtag.h"
+
+#include "etm.h"
+
+extern etm_capture_driver_t etm_dummy_capture_driver;
+extern int etm_dummy_register_commands(struct command_context_s *cmd_ctx);
+
+#endif /* ETB_H */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-24 03:44:30 +0000