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-rw-r--r--src/target/etm.c75
-rw-r--r--src/target/etm.h30
2 files changed, 49 insertions, 56 deletions
diff --git a/src/target/etm.c b/src/target/etm.c
index aaa02197..a506d1c4 100644
--- a/src/target/etm.c
+++ b/src/target/etm.c
@@ -1059,7 +1059,7 @@ static int etmv1_analyze_trace(struct etm_context *ctx, struct command_context *
ctx->data_half = old_data_half;
}
- if (ctx->tracemode & ETMV1_TRACE_ADDR)
+ if (ctx->control & ETM_CTRL_TRACE_ADDR)
{
uint8_t packet;
int shift = 0;
@@ -1081,7 +1081,7 @@ static int etmv1_analyze_trace(struct etm_context *ctx, struct command_context *
}
}
- if (ctx->tracemode & ETMV1_TRACE_DATA)
+ if (ctx->control & ETM_CTRL_TRACE_DATA)
{
if ((instruction.type == ARM_LDM) || (instruction.type == ARM_STM))
{
@@ -1141,7 +1141,7 @@ static int etmv1_analyze_trace(struct etm_context *ctx, struct command_context *
/* if the trace was captured with cycle accurate tracing enabled,
* output the number of cycles since the last executed instruction
*/
- if (ctx->tracemode & ETMV1_CYCLE_ACCURATE)
+ if (ctx->control & ETM_CTRL_CYCLE_ACCURATE)
{
snprintf(cycles_text, 32, " (%i %s)",
(int)cycles,
@@ -1178,13 +1178,13 @@ static COMMAND_HELPER(handle_etm_tracemode_command_update,
/* what parts of data access are traced? */
if (strcmp(CMD_ARGV[0], "none") == 0)
- tracemode = ETMV1_TRACE_NONE;
+ tracemode = 0;
else if (strcmp(CMD_ARGV[0], "data") == 0)
- tracemode = ETMV1_TRACE_DATA;
+ tracemode = ETM_CTRL_TRACE_DATA;
else if (strcmp(CMD_ARGV[0], "address") == 0)
- tracemode = ETMV1_TRACE_ADDR;
+ tracemode = ETM_CTRL_TRACE_ADDR;
else if (strcmp(CMD_ARGV[0], "all") == 0)
- tracemode = ETMV1_TRACE_DATA | ETMV1_TRACE_ADDR;
+ tracemode = ETM_CTRL_TRACE_DATA | ETM_CTRL_TRACE_ADDR;
else
{
command_print(CMD_CTX, "invalid option '%s'", CMD_ARGV[0]);
@@ -1196,16 +1196,16 @@ static COMMAND_HELPER(handle_etm_tracemode_command_update,
switch (context_id)
{
case 0:
- tracemode |= ETMV1_CONTEXTID_NONE;
+ tracemode |= ETM_CTRL_CONTEXTID_NONE;
break;
case 8:
- tracemode |= ETMV1_CONTEXTID_8;
+ tracemode |= ETM_CTRL_CONTEXTID_8;
break;
case 16:
- tracemode |= ETMV1_CONTEXTID_16;
+ tracemode |= ETM_CTRL_CONTEXTID_16;
break;
case 32:
- tracemode |= ETMV1_CONTEXTID_32;
+ tracemode |= ETM_CTRL_CONTEXTID_32;
break;
default:
command_print(CMD_CTX, "invalid option '%s'", CMD_ARGV[1]);
@@ -1215,12 +1215,12 @@ static COMMAND_HELPER(handle_etm_tracemode_command_update,
bool etmv1_cycle_accurate;
COMMAND_PARSE_ENABLE(CMD_ARGV[2], etmv1_cycle_accurate);
if (etmv1_cycle_accurate)
- tracemode |= ETMV1_CYCLE_ACCURATE;
+ tracemode |= ETM_CTRL_CYCLE_ACCURATE;
bool etmv1_branch_output;
COMMAND_PARSE_ENABLE(CMD_ARGV[3], etmv1_branch_output);
if (etmv1_branch_output)
- tracemode |= ETMV1_BRANCH_OUTPUT;
+ tracemode |= ETM_CTRL_BRANCH_OUTPUT;
/* IGNORED:
* - CPRT tracing (coprocessor register transfers)
@@ -1249,7 +1249,7 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
return ERROR_FAIL;
}
- uint32_t tracemode = etm->tracemode;
+ uint32_t tracemode = etm->control;
switch (CMD_ARGC)
{
@@ -1272,39 +1272,39 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
command_print(CMD_CTX, "current tracemode configuration:");
- switch (tracemode & ETMV1_TRACE_MASK)
+ switch (tracemode & ETM_CTRL_TRACE_MASK)
{
- case ETMV1_TRACE_NONE:
+ default:
command_print(CMD_CTX, "data tracing: none");
break;
- case ETMV1_TRACE_DATA:
+ case ETM_CTRL_TRACE_DATA:
command_print(CMD_CTX, "data tracing: data only");
break;
- case ETMV1_TRACE_ADDR:
+ case ETM_CTRL_TRACE_ADDR:
command_print(CMD_CTX, "data tracing: address only");
break;
- case ETMV1_TRACE_DATA | ETMV1_TRACE_ADDR:
+ case ETM_CTRL_TRACE_DATA | ETM_CTRL_TRACE_ADDR:
command_print(CMD_CTX, "data tracing: address and data");
break;
}
- switch (tracemode & ETMV1_CONTEXTID_MASK)
+ switch (tracemode & ETM_CTRL_CONTEXTID_MASK)
{
- case ETMV1_CONTEXTID_NONE:
+ case ETM_CTRL_CONTEXTID_NONE:
command_print(CMD_CTX, "contextid tracing: none");
break;
- case ETMV1_CONTEXTID_8:
+ case ETM_CTRL_CONTEXTID_8:
command_print(CMD_CTX, "contextid tracing: 8 bit");
break;
- case ETMV1_CONTEXTID_16:
+ case ETM_CTRL_CONTEXTID_16:
command_print(CMD_CTX, "contextid tracing: 16 bit");
break;
- case ETMV1_CONTEXTID_32:
+ case ETM_CTRL_CONTEXTID_32:
command_print(CMD_CTX, "contextid tracing: 32 bit");
break;
}
- if (tracemode & ETMV1_CYCLE_ACCURATE)
+ if (tracemode & ETM_CTRL_CYCLE_ACCURATE)
{
command_print(CMD_CTX, "cycle-accurate tracing enabled");
}
@@ -1313,7 +1313,7 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
command_print(CMD_CTX, "cycle-accurate tracing disabled");
}
- if (tracemode & ETMV1_BRANCH_OUTPUT)
+ if (tracemode & ETM_CTRL_BRANCH_OUTPUT)
{
command_print(CMD_CTX, "full branch address output enabled");
}
@@ -1322,8 +1322,15 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
command_print(CMD_CTX, "full branch address output disabled");
}
+#define TRACEMODE_MASK ( \
+ ETM_CTRL_CONTEXTID_MASK \
+ | ETM_CTRL_BRANCH_OUTPUT \
+ | ETM_CTRL_CYCLE_ACCURATE \
+ | ETM_CTRL_TRACE_MASK \
+ )
+
/* only update ETM_CTRL register if tracemode changed */
- if (etm->tracemode != tracemode)
+ if ((etm->control & TRACEMODE_MASK) != tracemode)
{
struct reg *etm_ctrl_reg;
@@ -1333,13 +1340,11 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
etm_get_reg(etm_ctrl_reg);
- 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);
+ etm->control &= ~TRACEMODE_MASK;
+ etm->control |= tracemode & TRACEMODE_MASK;
- etm->tracemode = tracemode;
+ buf_set_u32(etm_ctrl_reg->value, 0, 32, etm->control);
+ etm_store_reg(etm_ctrl_reg);
/* invalidate old trace data */
etm->capture_status = TRACE_IDLE;
@@ -1351,6 +1356,8 @@ COMMAND_HANDLER(handle_etm_tracemode_command)
etm->trace_depth = 0;
}
+#undef TRACEMODE_MASK
+
return ERROR_OK;
}
@@ -1825,7 +1832,6 @@ COMMAND_HANDLER(handle_etm_dump_command)
fileio_write_u32(&file, etm_ctx->capture_status);
fileio_write_u32(&file, etm_ctx->control);
- fileio_write_u32(&file, etm_ctx->tracemode);
fileio_write_u32(&file, etm_ctx->trace_depth);
for (i = 0; i < etm_ctx->trace_depth; i++)
@@ -1897,7 +1903,6 @@ COMMAND_HANDLER(handle_etm_load_command)
uint32_t tmp;
fileio_read_u32(&file, &tmp); etm_ctx->capture_status = tmp;
fileio_read_u32(&file, &tmp); etm_ctx->control = tmp;
- fileio_read_u32(&file, &tmp); etm_ctx->tracemode = tmp;
fileio_read_u32(&file, &etm_ctx->trace_depth);
}
etm_ctx->trace_data = malloc(sizeof(struct etmv1_trace_data) * etm_ctx->trace_depth);
diff --git a/src/target/etm.h b/src/target/etm.h
index e4d46852..8a482c1e 100644
--- a/src/target/etm.h
+++ b/src/target/etm.h
@@ -89,7 +89,10 @@ enum
ETM_CTRL_POWERDOWN = (1 << 0),
ETM_CTRL_MONITOR_CPRT = (1 << 1),
- // bits 3:2 == trace type (ETMV1_TRACE_* << 2)
+ /* bits 3:2 == trace type */
+ ETM_CTRL_TRACE_DATA = (1 << 2),
+ ETM_CTRL_TRACE_ADDR = (2 << 2),
+ ETM_CTRL_TRACE_MASK = (3 << 2),
/* Port width (bits 21 and 6:4) */
ETM_PORT_4BIT = 0x00,
@@ -116,7 +119,11 @@ enum
ETM_PORT_CLOCK_MASK = (1 << 13),
// bits 15:14 == context ID size used in tracing
- // ETMV1_CONTEXTID_* << 8
+ ETM_CTRL_CONTEXTID_NONE = (0 << 14),
+ ETM_CTRL_CONTEXTID_8 = (1 << 14),
+ ETM_CTRL_CONTEXTID_16 = (2 << 14),
+ ETM_CTRL_CONTEXTID_32 = (3 << 14),
+ ETM_CTRL_CONTEXTID_MASK = (3 << 14),
/* Port modes -- bits 17:16, tied to clocking mode */
ETM_PORT_NORMAL = (0 << 16),
@@ -127,24 +134,6 @@ enum
// bits 31:18 defined in v3.0 and later (e.g. ARM11+)
};
-enum
-{
- /* Data trace */
- ETMV1_TRACE_NONE = 0x00,
- ETMV1_TRACE_DATA = 0x01,
- ETMV1_TRACE_ADDR = 0x02,
- ETMV1_TRACE_MASK = 0x03,
- /* ContextID */
- ETMV1_CONTEXTID_NONE = 0x00,
- ETMV1_CONTEXTID_8 = 0x10,
- ETMV1_CONTEXTID_16 = 0x20,
- ETMV1_CONTEXTID_32 = 0x30,
- ETMV1_CONTEXTID_MASK = 0x30,
- /* Misc */
- ETMV1_CYCLE_ACCURATE = 0x100,
- ETMV1_BRANCH_OUTPUT = 0x200
-};
-
/* forward-declare ETM context */
struct etm_context;
@@ -187,7 +176,6 @@ struct etm_context
struct etmv1_trace_data *trace_data; /* trace data */
uint32_t trace_depth; /* number of cycles to be analyzed, 0 if no data available */
uint32_t control; /* shadow of ETM_CTRL */
- uint32_t tracemode; /* type of info trace contains */
int /*arm_state*/ core_state; /* current core state */
struct image *image; /* source for target opcodes */
uint32_t pipe_index; /* current trace cycle */
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-23 10:37:37 +0000