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tinyriscv-openocd
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- update jtag_speed setting when changing it during runtime with a FT2232 based interface 

- use 'etm trigger_percent' setting when programming ETB trigger count
- fixed some small bugs in ETM trace analysis
- fixed minor bug in flash writing (thanks to Pavel Chromy)


git-svn-id: svn://svn.berlios.de/openocd/trunk@197 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
drath 2007-08-16 13:12:48 +00:00
parent c35cc0b8b7
commit cb6ebced3d
6 changed files with 49 additions and 10 deletions
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9
src/flash/flash.c
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@ -797,10 +797,13 @@ int flash_write(target_t *target, image_t *image, u32 *written, char **error_str
while ((run_address + run_size < c->base + c->size)
&& (section_last + 1 < image->num_sections))
{
if (image->sections[section_last + 1].base_address > (run_address + run_size))
break;
if (image->sections[section_last + 1].base_address < (run_address + run_size))
{
WARNING("section %d out of order", section_last + 1);
break;
}
if (image->sections[section_last + 1].base_address != (run_address + run_size))
break;
run_size += image->sections[++section_last].size;
}
@ -836,8 +839,8 @@ int flash_write(target_t *target, image_t *image, u32 *written, char **error_str
if (retval != ERROR_OK)
snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image: %s", image->error_str);
else
snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image");
return ERROR_IMAGE_TEMPORARILY_UNAVAILABLE;
}

2
src/jtag/ft2232.c
View File

@ -257,6 +257,8 @@ int ft2232_speed(int speed)
return retval;
}
jtag_speed = speed;
return ERROR_OK;
}

2
src/openocd.c
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@ -18,7 +18,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#define OPENOCD_VERSION "Open On-Chip Debugger (2007-08-14 12:00 CEST)"
#define OPENOCD_VERSION "Open On-Chip Debugger (2007-08-16 15:00 CEST)"
#ifdef HAVE_CONFIG_H
#include "config.h"

5
src/target/etb.c
View File

@ -636,6 +636,7 @@ int etb_start_capture(etm_context_t *etm_ctx)
{
etb_t *etb = etm_ctx->capture_driver_priv;
u32 etb_ctrl_value = 0x1;
u32 trigger_count;
if ((etm_ctx->portmode & ETM_PORT_MODE_MASK) == ETM_PORT_DEMUXED)
{
@ -650,7 +651,9 @@ int etb_start_capture(etm_context_t *etm_ctx)
if ((etm_ctx->portmode & ETM_PORT_MODE_MASK) == ETM_PORT_MUXED)
return ERROR_ETM_PORTMODE_NOT_SUPPORTED;
etb_write_reg(&etb->reg_cache->reg_list[ETB_TRIGGER_COUNTER], 0x600);
trigger_count = (etb->ram_depth * etm_ctx->trigger_percent) / 100;
etb_write_reg(&etb->reg_cache->reg_list[ETB_TRIGGER_COUNTER], trigger_count);
etb_write_reg(&etb->reg_cache->reg_list[ETB_RAM_WRITE_POINTER], 0x0);
etb_write_reg(&etb->reg_cache->reg_list[ETB_CTRL], etb_ctrl_value);
jtag_execute_queue();

40
src/target/etm.c
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@ -762,6 +762,7 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
u32 old_index = ctx->pipe_index;
u32 last_instruction = ctx->last_instruction;
u32 cycles = 0;
int current_pc_ok = ctx->pc_ok;
if (ctx->trace_data[ctx->pipe_index].flags & ETMV1_TRIGGER_CYCLE)
{
@ -836,6 +837,16 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
break;
case 0x4: /* periodic synchronization point */
next_pc = ctx->last_branch;
/* if we had no valid PC prior to this synchronization point,
* we have to move on with the next trace cycle
*/
if (!current_pc_ok)
{
command_print(cmd_ctx, "--- periodic synchronization point at 0x%8.8x ---", next_pc);
ctx->current_pc = next_pc;
ctx->pipe_index++;
continue;
}
break;
default: /* reserved */
ERROR("BUG: branch reason code 0x%x is reserved", ctx->last_branch_reason);
@ -883,7 +894,9 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
}
else if (retval == ERROR_TRACE_INSTRUCTION_UNAVAILABLE)
{
/* TODO: handle incomplete images */
/* TODO: handle incomplete images
* for now we just quit the analsysis*/
return retval;
}
}
@ -910,7 +923,7 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
do {
if ((retval = etmv1_next_packet(ctx, &packet, 0)) != 0)
return -1;
return ERROR_ETM_ANALYSIS_FAILED;
ctx->last_ptr &= ~(0x7f << shift);
ctx->last_ptr |= (packet & 0x7f) << shift;
shift += 7;
@ -936,7 +949,7 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
{
u32 data;
if (etmv1_data(ctx, 4, &data) != 0)
return -1;
return ERROR_ETM_ANALYSIS_FAILED;
command_print(cmd_ctx, "data: 0x%8.8x", data);
}
}
@ -945,7 +958,7 @@ int etmv1_analyze_trace(etm_context_t *ctx, struct command_context_s *cmd_ctx)
{
u32 data;
if (etmv1_data(ctx, arm_access_size(&instruction), &data) != 0)
return -1;
return ERROR_ETM_ANALYSIS_FAILED;
command_print(cmd_ctx, "data: 0x%8.8x", data);
}
}
@ -1771,6 +1784,7 @@ int handle_etm_analyze_command(struct command_context_s *cmd_ctx, char *cmd, cha
armv4_5_common_t *armv4_5;
arm7_9_common_t *arm7_9;
etm_context_t *etm_ctx;
int retval;
target = get_current_target(cmd_ctx);
@ -1786,7 +1800,23 @@ int handle_etm_analyze_command(struct command_context_s *cmd_ctx, char *cmd, cha
return ERROR_OK;
}
etmv1_analyze_trace(etm_ctx, cmd_ctx);
if ((retval = etmv1_analyze_trace(etm_ctx, cmd_ctx)) != ERROR_OK)
{
switch(retval)
{
case ERROR_ETM_ANALYSIS_FAILED:
command_print(cmd_ctx, "further analysis failed (corrupted trace data or just end of data");
break;
case ERROR_TRACE_INSTRUCTION_UNAVAILABLE:
command_print(cmd_ctx, "no instruction for current address available, analysis aborted");
break;
case ERROR_TRACE_IMAGE_UNAVAILABLE:
command_print(cmd_ctx, "no image available for trace analysis");
break;
default:
command_print(cmd_ctx, "unknown error: %i", retval);
}
}
return ERROR_OK;
}

1
src/target/etm.h
View File

@ -209,5 +209,6 @@ extern etm_context_t* etm_create_context(etm_portmode_t portmode, char *capture_
#define ERROR_ETM_INVALID_DRIVER (-1300)
#define ERROR_ETM_PORTMODE_NOT_SUPPORTED (-1301)
#define ERROR_ETM_CAPTURE_INIT_FAILED (-1302)
#define ERROR_ETM_ANALYSIS_FAILED (-1303)
#endif /* ETM_H */