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-rw-r--r--configure.in26
-rw-r--r--src/Makefile.am5
-rw-r--r--src/flash/at91sam7.c35
-rw-r--r--src/flash/flash.c64
-rw-r--r--src/flash/nand.c2
-rw-r--r--src/jtag/Makefile.am5
-rw-r--r--src/jtag/jtag.c4
-rw-r--r--src/jtag/presto.c502
-rw-r--r--src/openocd.c2
-rw-r--r--src/target/image.c33
-rw-r--r--src/target/target.c6
-rw-r--r--src/target/target_request.c64
-rw-r--r--src/target/trace.c109
-rw-r--r--src/target/trace.h9
14 files changed, 645 insertions, 221 deletions
diff --git a/configure.in b/configure.in
index 4bce9a9d..3f3a81c4 100644
--- a/configure.in
+++ b/configure.in
@@ -68,9 +68,13 @@ AC_ARG_ENABLE(gw16012,
AS_HELP_STRING([--enable-gw16012], [Enable building support for the Gateworks GW16012 JTAG Programmer]),
[build_gw16012=$enableval], [build_gw16012=no])
-AC_ARG_ENABLE(presto,
- AS_HELP_STRING([--enable-presto], [Enable building support for ASIX Presto Programmer]),
- [build_presto=$enableval], [build_presto=no])
+AC_ARG_ENABLE(presto_libftdi,
+ AS_HELP_STRING([--enable-presto_libftdi], [Enable building support for ASIX Presto Programmer using the libftdi driver]),
+ [build_presto_libftdi=$enableval], [build_presto_libftdi=no])
+
+AC_ARG_ENABLE(presto_ftd2xx,
+ AS_HELP_STRING([--enable-presto_ftd2xx], [Enable building support for ASIX Presto Programmer using the FTD2XX driver]),
+ [build_presto_ftd2xx=$enableval], [build_presto_ftd2xx=no])
AC_ARG_ENABLE(usbprog,
AS_HELP_STRING([--enable-usbprog], [Enable building support for the usbprog JTAG Programmer]),
@@ -185,11 +189,18 @@ else
AC_DEFINE(BUILD_GW16012, 0, [0 if you don't want the Gateworks GW16012 driver.])
fi
-if test $build_presto = yes; then
+if test $build_presto_libftdi = yes; then
+ build_bitq=yes
+ AC_DEFINE(BUILD_PRESTO_LIBFTDI, 1, [1 if you want the ASIX PRESTO driver using libftdi.])
+else
+ AC_DEFINE(BUILD_PRESTO_LIBFTDI, 0, [0 if you don't want the ASIX PRESTO driver using libftdi.])
+fi
+
+if test $build_presto_ftd2xx = yes; then
build_bitq=yes
- AC_DEFINE(BUILD_PRESTO, 1, [1 if you want the ASIX PRESTO driver.])
+ AC_DEFINE(BUILD_PRESTO_FTD2XX, 1, [1 if you want the ASIX PRESTO driver using FTD2XX.])
else
- AC_DEFINE(BUILD_PRESTO, 0, [0 if you don't want the ASIX PRESTO driver.])
+ AC_DEFINE(BUILD_PRESTO_FTD2XX, 0, [0 if you don't want the ASIX PRESTO driver using FTD2XX.])
fi
if test $build_bitq = yes; then
@@ -222,7 +233,8 @@ AM_CONDITIONAL(FT2232_LIBFTDI, test $build_ft2232_libftdi = yes)
AM_CONDITIONAL(FT2232_FTD2XX, test $build_ft2232_ftd2xx = yes)
AM_CONDITIONAL(AMTJTAGACCEL, test $build_amtjtagaccel = yes)
AM_CONDITIONAL(GW16012, test $build_gw16012 = yes)
-AM_CONDITIONAL(PRESTO, test $build_presto = yes)
+AM_CONDITIONAL(PRESTO_LIBFTDI, test $build_presto_libftdi = yes)
+AM_CONDITIONAL(PRESTO_FTD2XX, test $build_presto_ftd2xx = yes)
AM_CONDITIONAL(USBPROG, test $build_usbprog = yes)
AM_CONDITIONAL(OOCD_TRACE, test $build_oocd_trace = yes)
AM_CONDITIONAL(IS_CYGWIN, test $is_cygwin = yes)
diff --git a/src/Makefile.am b/src/Makefile.am
index c8e7c81d..6e72a612 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -19,6 +19,9 @@ endif
if FT2232_LIBFTDI
FTDI2232LIB = -lftdi
else
+if PRESTO_LIBFTDI
+FTDI2232LIB = -lftdi
+endif
FTDI2232LIB =
endif
@@ -41,7 +44,7 @@ endif
if FT2232_FTD2XX
FTD2XXLIB = $(FTD2XXLDADD)
else
-if PRESTO
+if PRESTO_FTD2XX
FTD2XXLIB = $(FTD2XXLDADD)
else
FTD2XXLIB =
diff --git a/src/flash/at91sam7.c b/src/flash/at91sam7.c
index fdc1c51a..b4b34758 100644
--- a/src/flash/at91sam7.c
+++ b/src/flash/at91sam7.c
@@ -326,7 +326,15 @@ int at91sam7_read_part_info(struct flash_bank_s *bank)
at91sam7_info->cidr_version = cidr&0x001F;
bank->size = NVPSIZ[at91sam7_info->cidr_nvpsiz];
at91sam7_info->target_name = "Unknown";
-
+
+ /* Support just for bulk erase of the whole device */
+ bank->num_sectors = 1;
+ bank->sectors = malloc(sizeof(flash_sector_t));
+ bank->sectors[0].offset = 0;
+ bank->sectors[0].size = bank->size;
+ bank->sectors[0].is_erased = -1;
+ bank->sectors[0].is_protected = -1;
+
DEBUG("nvptyp: 0x%3.3x, arch: 0x%4.4x", at91sam7_info->cidr_nvptyp, at91sam7_info->cidr_arch );
/* Read main and master clock freqency register */
@@ -565,22 +573,27 @@ int at91sam7_erase(struct flash_bank_s *bank, int first, int last)
return ERROR_FLASH_OPERATION_FAILED;
}
- if ((first < 0) || (last < first) || (last >= at91sam7_info->num_lockbits))
+ if ((first < 0) || (last < first) || (last >= bank->num_sectors))
{
- return ERROR_FLASH_SECTOR_INVALID;
+ if ((first == 0) && (last == (at91sam7_info->num_lockbits-1)))
+ {
+ WARNING("Sector numbers based on lockbit count, probably a deprecated script");
+ last = bank->num_sectors-1;
+ }
+ else return ERROR_FLASH_SECTOR_INVALID;
}
- /* Configure the flash controller timing */
- at91sam7_read_clock_info(bank);
- at91sam7_set_flash_mode(bank,FMR_TIMING_FLASH);
-
- if ((first == 0) && (last == (at91sam7_info->num_lockbits-1)))
+ if ((first != 0) || (last != (bank->num_sectors-1)))
{
- return at91sam7_flash_command(bank, EA, 0);
+ WARNING("Can only erase the whole flash area, pages are autoerased on write");
+ return ERROR_FLASH_OPERATION_FAILED;
}
- WARNING("Can only erase the whole flash area, pages are autoerased on write");
- return ERROR_FLASH_OPERATION_FAILED;
+ /* Configure the flash controller timing */
+ at91sam7_read_clock_info(bank);
+ at91sam7_set_flash_mode(bank,FMR_TIMING_FLASH);
+
+ return at91sam7_flash_command(bank, EA, 0);
}
int at91sam7_protect(struct flash_bank_s *bank, int set, int first, int last)
diff --git a/src/flash/flash.c b/src/flash/flash.c
index e3389b19..4481fc63 100644
--- a/src/flash/flash.c
+++ b/src/flash/flash.c
@@ -738,24 +738,36 @@ int flash_erase(target_t *target, u32 addr, u32 length)
int flash_write(target_t *target, image_t *image, u32 *image_size, char **error_str, u32 *failed)
{
+ int last_section;
int section;
+ int next_section;
int retval;
*image_size = 0;
/* for each section in the image */
- for (section = 0; section < image->num_sections; section++)
+ last_section = 0;
+ section = 0;
+ while (section < image->num_sections)
{
u32 offset = 0;
u32 address = image->sections[section].base_address;
u32 size = image->sections[section].size;
- failed[section] = 0;
+ /* collect consecutive sections */
+ next_section = section + 1;
+ while ((next_section < image->num_sections)
+ && (image->sections[next_section].base_address == (address + size)))
+ {
+ size += image->sections[next_section].size;
+ next_section++;
+ }
while (size != 0)
{
flash_bank_t *c;
u32 thisrun_size = size;
+ u32 buffer_size;
u32 size_read;
u8 *buffer;
@@ -767,23 +779,50 @@ int flash_write(target_t *target, image_t *image, u32 *image_size, char **error_
break;
}
- /* check whether it fits, split into multiple runs if not */
+ /* check whether cumulated sections fit the bank, split into multiple runs if not */
if ((address + size) > (c->base + c->size))
thisrun_size = c->base + c->size - address;
buffer = malloc(thisrun_size);
- if (((retval = image_read_section(image, section, offset, size, buffer, &size_read)) != ERROR_OK)
- || (thisrun_size != size_read))
+ buffer_size = 0;
+
+ while (buffer_size < thisrun_size)
{
- *error_str = malloc(FLASH_MAX_ERROR_STR);
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image");
- return ERROR_IMAGE_TEMPORARILY_UNAVAILABLE;
+ u32 thissection_size = image->sections[section].size - offset;
+
+ if ((retval = image_read_section(image, section, offset,
+ MIN(thisrun_size, thissection_size),
+ buffer + buffer_size, &size_read)) != ERROR_OK)
+ {
+ *error_str = malloc(FLASH_MAX_ERROR_STR);
+ snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image");
+ return ERROR_IMAGE_TEMPORARILY_UNAVAILABLE;
+ }
+
+ /* see if we're done with the current section */
+ if (thissection_size < thisrun_size)
+ {
+ /* start with the next section */
+ offset = 0;
+ failed[section] = 0;
+ section++;
+ }
+ else
+ {
+ /* continue inside the current section */
+ offset += size_read;
+ }
+
+ buffer_size += size_read;
}
if ((retval = c->driver->write(c, buffer, address - c->base, thisrun_size)) != ERROR_OK)
{
- /* mark the current section as failed */
- failed[section] = 1;
+ int i;
+ /* mark sections as failed */
+ for (i = last_section; i <= section; i++)
+ failed[i] = 1;
+
*error_str = malloc(FLASH_MAX_ERROR_STR);
switch (retval)
{
@@ -817,12 +856,11 @@ int flash_write(target_t *target, image_t *image, u32 *image_size, char **error_
free(buffer);
- offset += thisrun_size;
address += thisrun_size;
size -= thisrun_size;
+ *image_size += thisrun_size;
+ last_section = section;
}
-
- *image_size += image->sections[section].size;
}
return ERROR_OK;
diff --git a/src/flash/nand.c b/src/flash/nand.c
index d06a232c..52c92328 100644
--- a/src/flash/nand.c
+++ b/src/flash/nand.c
@@ -256,7 +256,7 @@ int handle_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, cha
int nand_register_commands(struct command_context_s *cmd_ctx)
{
- nand_cmd = register_command(cmd_ctx, NULL, "nand", NULL, COMMAND_ANY, NULL);
+ nand_cmd = register_command(cmd_ctx, NULL, "nand", NULL, COMMAND_ANY, "NAND specific commands");
register_command(cmd_ctx, nand_cmd, "device", handle_nand_device_command, COMMAND_CONFIG, NULL);
diff --git a/src/jtag/Makefile.am b/src/jtag/Makefile.am
index 64159e58..b993b1ce 100644
--- a/src/jtag/Makefile.am
+++ b/src/jtag/Makefile.am
@@ -65,9 +65,12 @@ else
BITQFILES =
endif
-if PRESTO
+if PRESTO_LIBFTDI
PRESTOFILES = presto.c
else
+if PRESTO_FTD2XX
+PRESTOFILES = presto.c
+endif
PRESTOFILES =
endif
diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c
index bac1b39e..5a390070 100644
--- a/src/jtag/jtag.c
+++ b/src/jtag/jtag.c
@@ -162,7 +162,7 @@ jtag_event_callback_t *jtag_event_callbacks;
extern jtag_interface_t gw16012_interface;
#endif
-#if BUILD_PRESTO == 1
+#if BUILD_PRESTO_LIBFTDI == 1 || BUILD_PRESTO_FTD2XX == 1
extern jtag_interface_t presto_interface;
#endif
@@ -192,7 +192,7 @@ jtag_interface_t *jtag_interfaces[] = {
#if BUILD_GW16012 == 1
&gw16012_interface,
#endif
-#if BUILD_PRESTO == 1
+#if BUILD_PRESTO_LIBFTDI == 1 || BUILD_PRESTO_FTD2XX == 1
&presto_interface,
#endif
#if BUILD_USBPROG == 1
diff --git a/src/jtag/presto.c b/src/jtag/presto.c
index 95c59303..084ae917 100644
--- a/src/jtag/presto.c
+++ b/src/jtag/presto.c
@@ -44,7 +44,12 @@
#include <sys/time.h>
#include <time.h>
-#include "ftd2xx.h"
+/* PRESTO access library includes */
+#if BUILD_PRESTO_FTD2XX == 1
+#include <ftd2xx.h>
+#elif BUILD_PRESTO_LIBFTDI == 1
+#include <ftdi.h>
+#endif
int presto_jtag_speed(int speed);
@@ -67,7 +72,7 @@ jtag_interface_t presto_interface =
int presto_bitq_out(int tms, int tdi, int tdo_req);
int presto_bitq_flush(void);
int presto_bitq_sleep(unsigned long us);
-int presto_bitq_reset(int rst, int en);
+int presto_bitq_reset(int trst, int srst);
int presto_bitq_in_rdy(void);
int presto_bitq_in(void);
@@ -89,25 +94,27 @@ bitq_interface_t presto_bitq =
#define FT_DEVICE_SERNUM_LEN 64
#define PRESTO_VID_PID 0x0403f1a0
-
-#define PRST_OK 0
-#define PRST_ERR 1
-#define PRST_TIMEOUT 2
+#define PRESTO_VID (0x0403)
+#define PRESTO_PID (0xf1a0)
#define BUFFER_SIZE (64*62)
-
typedef struct presto_s
{
+#if BUILD_PRESTO_FTD2XX == 1
FT_HANDLE handle;
FT_STATUS status;
+#elif BUILD_PRESTO_LIBFTDI == 1
+ struct ftdi_context ftdic;
+ int retval;
+#endif
char serial[FT_DEVICE_SERNUM_LEN];
- BYTE buff_out[BUFFER_SIZE];
+ u8 buff_out[BUFFER_SIZE];
int buff_out_pos;
- BYTE buff_in[BUFFER_SIZE];
+ u8 buff_in[BUFFER_SIZE];
int buff_in_exp; /* expected in buffer length */
int buff_in_len; /* length of data received */
int buff_in_pos;
@@ -124,15 +131,88 @@ typedef struct presto_s
} presto_t;
presto_t presto_state;
-presto_t *presto=&presto_state;
+presto_t *presto = &presto_state;
-BYTE presto_init_seq[] =
+u8 presto_init_seq[] =
{
- 0x80, 0xA0, 0xA8, 0xB0, 0xC0, 0xE0
+ 0x80, 0xA0, 0xA8, 0xB0, 0xC0, 0xE0
};
+int presto_write(u8 *buf, int size, u32* bytes_written)
+{
+#if BUILD_PRESTO_FTD2XX == 1
+ DWORD dw_bytes_written;
+ if ((presto->status = FT_Write(presto->handle, buf, size, &dw_bytes_written)) != FT_OK)
+ {
+ *bytes_written = dw_bytes_written;
+ ERROR("FT_Write returned: %lu", presto->status);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ else
+ {
+ *bytes_written = dw_bytes_written;
+ return ERROR_OK;
+ }
+#elif BUILD_PRESTO_LIBFTDI == 1
+ if ((presto->retval = ftdi_write_data(&presto->ftdic, buf, size)) < 0)
+ {
+ *bytes_written = 0;
+ ERROR("ftdi_write_data: %s", ftdi_get_error_string(&presto->ftdic));
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ else
+ {
+ *bytes_written = retval;
+ return ERROR_OK;
+ }
+#endif
+}
-int presto_open(char *req_serial)
+int presto_read(u8* buf, int size, u32* bytes_read)
+{
+#if BUILD_PRESTO_FTD2XX == 1
+ DWORD dw_bytes_read;
+ int timeout = 5;
+ *bytes_read = 0;
+
+ while ((*bytes_read < size) && timeout--)
+ {
+ if ((presto->status = FT_Read(presto->handle, buf + *bytes_read, size -
+ *bytes_read, &dw_bytes_read)) != FT_OK)
+ {
+ *bytes_read = 0;
+ ERROR("FT_Read returned: %lu", presto->status);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ *bytes_read += dw_bytes_read;
+ }
+#elif BUILD_PRESTO_LIBFTDI == 1
+ int timeout = 100;
+ *bytes_read = 0;
+
+ while ((*bytes_read < size) && timeout--)
+ {
+ if ((presto->retval = ftdi_read_data(&presto->ftdic, buf + *bytes_read, size - *bytes_read)) < 0)
+ {
+ *bytes_read = 0;
+ ERROR("ftdi_read_data: %s", ftdi_get_error_string(&presto->ftdic));
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+ *bytes_read += retval;
+ }
+#endif
+
+ if (*bytes_read < size)
+ {
+ ERROR("couldn't read the requested number of bytes from PRESTO (%i < %i)", *bytes_read, size);
+ return ERROR_JTAG_DEVICE_ERROR;
+ }
+
+ return ERROR_OK;
+}
+
+#if BUILD_PRESTO_FTD2XX == 1
+int presto_open_ftd2xx(char *req_serial)
{
int i;
DWORD numdevs;
@@ -144,90 +224,204 @@ int presto_open(char *req_serial)
unsigned long ftbytes;
presto->handle = (FT_HANDLE)INVALID_HANDLE_VALUE;
+
+#if IS_WIN32 == 0
+ /* Add non-standard Vid/Pid to the linux driver */
+ if ((presto->status = FT_SetVIDPID(PRESTO_VID, PRESTO_PID)) != FT_OK)
+ {
+ ERROR("couldn't add PRESTO VID/PID");
+ exit(-1);
+ }
+#endif
- presto->buff_out_pos=0;
- presto->buff_in_pos=0;
- presto->buff_in_len=0;
- presto->buff_in_exp=0;
-
- presto->total_out=0;
- presto->total_in=0;
-
- presto->jtag_tms=0;
- presto->jtag_tck=0;
- presto->jtag_tdi_data=0;
- presto->jtag_tdi_count=0;
-
- if (FT_ListDevices(&numdevs, NULL, FT_LIST_NUMBER_ONLY)!=FT_OK) return PRST_ERR;
- for (i=0; i<numdevs; i++)
+ if ((presto->status = FT_ListDevices(&numdevs, NULL, FT_LIST_NUMBER_ONLY)) != FT_OK)
{
- if (FT_Open(i, &(presto->handle))!=FT_OK) continue;
- if (FT_GetDeviceInfo(presto->handle,&device,&vidpid,presto->serial,devname,NULL)==FT_OK)
+ ERROR("FT_ListDevices failed: %i", (int)presto->status);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ for (i = 0; i < numdevs; i++)
+ {
+ if (FT_Open(i, &(presto->handle)) != FT_OK)
{
- if (vidpid==PRESTO_VID_PID && (req_serial==NULL || !strcmp(presto->serial,req_serial)))
+ ERROR("FT_Open failed: %i", (int)presto->status);
+ continue;
+ }
+
+ if (FT_GetDeviceInfo(presto->handle, &device, &vidpid,
+ presto->serial, devname, NULL) == FT_OK)
+ {
+ if (vidpid == PRESTO_VID_PID
+ && (req_serial == NULL || !strcmp(presto->serial, req_serial)))
break;
}
+
FT_Close(presto->handle);
presto->handle = (FT_HANDLE)INVALID_HANDLE_VALUE;
}
- if (presto->handle == (FT_HANDLE)INVALID_HANDLE_VALUE) return PRST_ERR;
-
- if ((presto->status=FT_SetLatencyTimer(presto->handle,1))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_SetTimeouts(presto->handle,100,0))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_Purge(presto->handle, FT_PURGE_TX|FT_PURGE_RX))!=FT_OK) return PRST_ERR;
+ if (presto->handle == (FT_HANDLE)INVALID_HANDLE_VALUE)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_SetLatencyTimer(presto->handle, 1)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_SetTimeouts(presto->handle, 100, 0)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_Purge(presto->handle, FT_PURGE_TX | FT_PURGE_RX)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
- presto_data=0xD0;
- if ((presto->status=FT_Write(presto->handle,&presto_data,1,&ftbytes))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_Read(presto->handle,&presto_data,1,&ftbytes))!=FT_OK) return PRST_ERR;
+ presto_data = 0xD0;
+ if ((presto->status = FT_Write(presto->handle, &presto_data, 1, &ftbytes)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_Read(presto->handle, &presto_data, 1, &ftbytes)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
if (ftbytes!=1)
{
- if ((presto->status=FT_SetBitMode(presto->handle,0x80,1))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_Purge(presto->handle, FT_PURGE_TX|FT_PURGE_RX))!=FT_OK) return PRST_ERR ;
- if ((presto->status=FT_SetBaudRate(presto->handle,9600))!=FT_OK) return PRST_ERR;
-
- presto_data=0;
- for (i=0; i<4*62; i++)
- if ((presto->status=FT_Write(presto->handle,&presto_data,1,&ftbytes))!=FT_OK) return PRST_ERR;
+ if ((presto->status = FT_SetBitMode(presto->handle, 0x80, 1)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_Purge(presto->handle, FT_PURGE_TX | FT_PURGE_RX)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED ;
+ if ((presto->status = FT_SetBaudRate(presto->handle, 9600)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+
+ presto_data = 0;
+ for (i = 0; i < 4 * 62; i++)
+ if ((presto->status=FT_Write(presto->handle, &presto_data, 1, &ftbytes)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
usleep(100000);
- if ((presto->status=FT_SetBitMode(presto->handle,0x00,0))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_Purge(presto->handle, FT_PURGE_TX|FT_PURGE_RX))!=FT_OK) return PRST_ERR;
-
- presto_data=0xD0;
- if ((presto->status=FT_Write(presto->handle,&presto_data,1,&ftbytes))!=FT_OK) return PRST_ERR;
- if ((presto->status=FT_Read(presto->handle,&presto_data,1,&ftbytes))!=FT_OK) return PRST_ERR;
- if (ftbytes!=1) return PRST_ERR;
+ if ((presto->status = FT_SetBitMode(presto->handle, 0x00, 0)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_Purge(presto->handle, FT_PURGE_TX | FT_PURGE_RX)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+
+ presto_data = 0xD0;
+ if ((presto->status = FT_Write(presto->handle, &presto_data, 1, &ftbytes)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->status = FT_Read(presto->handle, &presto_data, 1, &ftbytes)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if (ftbytes!=1)
+ return ERROR_JTAG_INIT_FAILED;
}
- if ((presto->status=FT_SetTimeouts(presto->handle,0,0))!=FT_OK) return PRST_ERR;
+ if ((presto->status = FT_SetTimeouts(presto->handle, 0, 0)) != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
- presto->status=FT_Write(presto->handle,&presto_init_seq,sizeof(presto_init_seq),&ftbytes);
- if (presto->status!=FT_OK) return PRST_ERR;
- if (ftbytes!=sizeof(presto_init_seq)) return PRST_TIMEOUT;
+ presto->status = FT_Write(presto->handle, &presto_init_seq, sizeof(presto_init_seq), &ftbytes);
+ if (presto->status != FT_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if (ftbytes != sizeof(presto_init_seq))
+ return ERROR_JTAG_INIT_FAILED;
- return PRST_OK;
+ return ERROR_OK;
}
+#elif BUILD_PRESTO_LIBFTDI == 1
+int presto_open_libftdi(char *req_serial)
+{
+ u8 presto_data;
+ u32 ftbytes;
+
+ DEBUG("searching for presto JTAG interface using libftdi");
+
+ /* context, vendor id, product id */
+ if (ftdi_usb_open_desc(&presto->ftdic, PRESTO_VID, PRESTO_PID, NULL, req_serial) < 0)
+ {
+ ERROR("unable to open presto: %s", presto->ftdic.error_str);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_usb_reset(&presto->ftdic) < 0)
+ {
+ ERROR("unable to reset presto device");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_set_latency_timer(&presto->ftdic, 1) < 0)
+ {
+ ERROR("unable to set latency timer");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ if (ftdi_usb_purge_buffers(&presto->ftdic) < 0)
+ {
+ ERROR("unable to purge presto buffer");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ presto_data = 0xD0;
+ if ((presto->retval = presto_write(&presto_data, 1, &ftbytes)) != ERROR_OK)
+ return ERROR_JTAG_INIT_FAILED;
+ if ((presto->retval = presto_read(&presto_data, 1, &ftbytes)) != ERROR_OK)
+ return ERROR_JTAG_INIT_FAILED;
+
+ return ERROR_OK;
+}
+#endif /* BUILD_PRESTO_LIBFTDI == 1 */
+
+int presto_open(char *req_serial)
+{
+ presto->buff_out_pos=0;
+ presto->buff_in_pos=0;
+ presto->buff_in_len=0;
+ presto->buff_in_exp=0;
+
+ presto->total_out=0;
+ presto->total_in=0;
+
+ presto->jtag_tms=0;
+ presto->jtag_tck=0;
+ presto->jtag_tdi_data=0;
+ presto->jtag_tdi_count=0;
+
+#if BUILD_PRESTO_FTD2XX == 1
+ return presto_open_ftd2xx(req_serial);
+#elif BUILD_PRESTO_LIBFTDI == 1
+ return presto_open_libftdi(req_serial);
+#endif
+}
int presto_close(void)
{
- unsigned long ftbytes;
- int result=PRST_OK;
+ int result = ERROR_OK;
- if (presto->handle == (FT_HANDLE)INVALID_HANDLE_VALUE) return result;
+#if BUID_PRESTO_FTD2XX == 1
+ unsigned long ftbytes;
- presto->status=FT_Write(presto->handle,&presto_init_seq,sizeof(presto_init_seq),&ftbytes);
- if (presto->status!=FT_OK) result=PRST_ERR;
- if (ftbytes!=sizeof(presto_init_seq)) result=PRST_TIMEOUT;
+ if (presto->handle == (FT_HANDLE)INVALID_HANDLE_VALUE)
+ return result;
- if ((presto->status=FT_SetLatencyTimer(presto->handle,16))!=FT_OK) result=PRST_ERR;
+ presto->status = FT_Write(presto->handle, &presto_init_seq, sizeof(presto_init_seq), &ftbytes);
+ if (presto->status != FT_OK)
+ result = PRST_ERR;
+ if (ftbytes != sizeof(presto_init_seq))
+ result = PRST_TIMEOUT;
- if ((presto->status=FT_Close(presto->handle))!=FT_OK) result=PRST_ERR;
- else presto->handle = (FT_HANDLE)INVALID_HANDLE_VALUE;
+ if ((presto->status = FT_SetLatencyTimer(presto->handle, 16)) != FT_OK)
+ result = PRST_ERR;
+
+ if ((presto->status = FT_Close(presto->handle)) != FT_OK)
+ result = PRST_ERR;
+ else
+ presto->handle = (FT_HANDLE)INVALID_HANDLE_VALUE;
+
+#elif BUILD_PRESTO_LIBFTDI == 1
+
+ if ((presto->retval = ftdi_write_data(&presto->ftdic, presto_init_seq, sizeof(presto_init_seq))) < 0)
+ {
+ result = ERROR_JTAG_DEVICE_ERROR;
+ }
+
+ if ((presto->retval = ftdi_set_latency_timer(&presto->ftdic, 16)) < 0)
+ {
+ result = ERROR_JTAG_DEVICE_ERROR;
+ }
+
+ ftdi_deinit(&presto->ftdic);
+
+#endif
return result;
}
@@ -235,77 +429,92 @@ int presto_close(void)
int presto_flush(void)
{
- unsigned long ftbytes;
+ u32 ftbytes;
+
+ if (presto->buff_out_pos == 0)
+ return ERROR_OK;
- if (presto->buff_out_pos==0) return PRST_OK;
- if (presto->status!=FT_OK) return PRST_ERR;
+#if BUILD_PRESTO_FTD2XX == 1
+ if (presto->status != FT_OK)
+#elif BUILD_PRESTO_LIBFTDI == 1
+ if (presto->retval != ERROR_OK)
+#endif
+ return ERROR_JTAG_DEVICE_ERROR;
- if ((presto->status=FT_Write(presto->handle, presto->buff_out, presto->buff_out_pos, &ftbytes))!=FT_OK)
+
+ if (presto_write(presto->buff_out, presto->buff_out_pos, &ftbytes) != ERROR_OK)
{
- presto->buff_out_pos=0;
- return PRST_ERR;
+ presto->buff_out_pos = 0;
+ return ERROR_JTAG_DEVICE_ERROR;
}
- presto->total_out+=ftbytes;
+ presto->total_out += ftbytes;
- if (presto->buff_out_pos!=ftbytes)
+ if (presto->buff_out_pos != ftbytes)
{
- presto->buff_out_pos=0;
- return PRST_TIMEOUT;
+ presto->buff_out_pos = 0;
+ return ERROR_JTAG_DEVICE_ERROR;
}
- presto->buff_out_pos=0;
+ presto->buff_out_pos = 0;
- if (presto->buff_in_exp==0) return PRST_OK;
+ if (presto->buff_in_exp == 0)
+ return ERROR_OK;
- presto->buff_in_pos=0;
- presto->buff_in_len=0;
+ presto->buff_in_pos = 0;
+ presto->buff_in_len = 0;
- if ((presto->status=FT_Read(presto->handle, presto->buff_in, presto->buff_in_exp, &ftbytes))!=FT_OK)
+ if (presto_read(presto->buff_in, presto->buff_in_exp, &ftbytes) != ERROR_OK)
{
- presto->buff_in_exp=0;
- return PRST_ERR;
+ presto->buff_in_exp = 0;
+ return ERROR_JTAG_DEVICE_ERROR;
}
- presto->total_in+=ftbytes;
+ presto->total_in += ftbytes;
- if (ftbytes!=presto->buff_in_exp)
+ if (ftbytes != presto->buff_in_exp)
{
- presto->buff_in_exp=0;
- return PRST_TIMEOUT;
+ presto->buff_in_exp = 0;
+ return ERROR_JTAG_DEVICE_ERROR;
}
- presto->buff_in_len=presto->buff_in_exp;
- presto->buff_in_exp=0;
+ presto->buff_in_len = presto->buff_in_exp;
+ presto->buff_in_exp = 0;
- return PRST_OK;
+ return ERROR_OK;
}
int presto_sendbyte(int data)
{
- if (data==EOF) return presto_flush();
+ if (data == EOF) return presto_flush();
if (presto->buff_out_pos < BUFFER_SIZE)
{
- presto->buff_out[presto->buff_out_pos++]=(BYTE)data;
- if (((data&0xC0)==0x40) || ((data&0xD0)==0xD0))
+ presto->buff_out[presto->buff_out_pos++] = (u8)data;
+ if (((data & 0xC0) == 0x40) || ((data & 0xD0)== 0xD0))
presto->buff_in_exp++;
}
- else return PRST_ERR;
+ else
+ return ERROR_JTAG_DEVICE_ERROR;
- if (presto->buff_out_pos >= BUFFER_SIZE) return presto_flush();
- return PRST_OK;
+ if (presto->buff_out_pos >= BUFFER_SIZE)
+ return presto_flush();
+
+ return ERROR_OK;
}
int presto_getbyte(void)
{
- if (presto->buff_in_pos<presto->buff_in_len)
+ if (presto->buff_in_pos < presto->buff_in_len)
return presto->buff_in[presto->buff_in_pos++];
- if (presto->buff_in_exp==0) return -1;
- if (presto_flush()!=PRST_OK) return -1;
+ if (presto->buff_in_exp == 0)
+ return -1;
+
+ if (presto_flush() != ERROR_OK)
+ return -1;
if (presto->buff_in_pos<presto->buff_in_len)
return presto->buff_in[presto->buff_in_pos++];
@@ -321,46 +530,55 @@ int presto_bitq_out(int tms, int tdi, int tdo_req)
{
unsigned char cmdparam;
- if (presto->jtag_tck==0)
+ if (presto->jtag_tck == 0)
{
presto_sendbyte(0xA4);
- presto->jtag_tck=1;
+ presto->jtag_tck = 1;
}
- else if (!tdo_req && tms==presto->jtag_tms)
+ else if (!tdo_req && tms == presto->jtag_tms)
{
- if (presto->jtag_tdi_count==0) presto->jtag_tdi_data=(tdi!=0);
- else presto->jtag_tdi_data|=(tdi!=0)<<presto->jtag_tdi_count;
- if (++presto->jtag_tdi_count==4)
+ if (presto->jtag_tdi_count == 0)
+ presto->jtag_tdi_data = (tdi != 0);
+ else
+ presto->jtag_tdi_data |= (tdi != 0) << presto->jtag_tdi_count;
+
+ if (++presto->jtag_tdi_count == 4)
{
- presto->jtag_tdi_data|=(presto->jtag_tdi_count-1)<<4;
+ presto->jtag_tdi_data |= (presto->jtag_tdi_count - 1) << 4;
presto_sendbyte(presto->jtag_tdi_data);
- presto->jtag_tdi_count=0;
+ presto->jtag_tdi_count = 0;
}
return 0;
}
if (presto->jtag_tdi_count)
{
- presto->jtag_tdi_data|=(presto->jtag_tdi_count-1)<<4;
+ presto->jtag_tdi_data |= (presto->jtag_tdi_count - 1) << 4;
presto_sendbyte(presto->jtag_tdi_data);
- presto->jtag_tdi_count=0;
+ presto->jtag_tdi_count = 0;
}
- if (tdi) cmdparam=0x0B;
- else cmdparam=0x0A;
+ if (tdi)
+ cmdparam = 0x0B;
+ else
+ cmdparam = 0x0A;
- presto_sendbyte(0xC0|cmdparam);
+ presto_sendbyte( 0xC0 | cmdparam);
- if (tms!=presto->jtag_tms)
+ if (tms != presto->jtag_tms)
{
- if (tms) presto_sendbyte(0xEC);
- else presto_sendbyte(0xE8);
- presto->jtag_tms=tms;
+ if (tms)
+ presto_sendbyte(0xEC);
+ else
+ presto_sendbyte(0xE8);
+ presto->jtag_tms = tms;
}
- if (tdo_req) presto_sendbyte(0xD4|cmdparam);
- else presto_sendbyte(0xC4|cmdparam);
+ if (tdo_req)
+ presto_sendbyte(0xD4 | cmdparam);
+ else
+ presto_sendbyte(0xC4|cmdparam);
return 0;
}
@@ -370,13 +588,13 @@ int presto_bitq_flush(void)
{
if (presto->jtag_tdi_count)
{
- presto->jtag_tdi_data|=(presto->jtag_tdi_count-1)<<4;
+ presto->jtag_tdi_data |= (presto->jtag_tdi_count - 1) << 4;
presto_sendbyte(presto->jtag_tdi_data);
- presto->jtag_tdi_count=0;
+ presto->jtag_tdi_count = 0;
}
presto_sendbyte(0xCA);
- presto->jtag_tck=0;
+ presto->jtag_tck = 0;
presto_sendbyte(0xA0);
@@ -386,14 +604,16 @@ int presto_bitq_flush(void)
int presto_bitq_in_rdy(void)
{
- if (presto->buff_in_pos>=presto->buff_in_len) return 0;
+ if (presto->buff_in_pos>=presto->buff_in_len)
+ return 0;
return presto->buff_in_len-presto->buff_in_pos;
}
int presto_bitq_in(void)
{
- if (presto->buff_in_pos>=presto->buff_in_len) return -1;
+ if (presto->buff_in_pos>=presto->buff_in_len)
+ return -1;
if (presto->buff_in[presto->buff_in_pos++]&0x08) return 1;
return 0;
}
@@ -403,15 +623,16 @@ int presto_bitq_sleep(unsigned long us)
{
long waits;
- if (us>100000)
+ if (us > 100000)
{
presto_bitq_flush();
jtag_sleep(us);
return 0;
}
- waits=us/170+2;
- while (waits--) presto_sendbyte(0x80);
+ waits = us / 170 + 2;
+ while (waits--)
+ presto_sendbyte(0x80);
return 0;
}
@@ -421,10 +642,12 @@ int presto_bitq_reset(int trst, int srst)
{
unsigned char cmd;
- cmd=0xE8;
- if (presto->jtag_tms) cmd|=0x04;
+ cmd = 0xE8;
+ if (presto->jtag_tms)
+ cmd |= 0x04;
- if (trst || srst) cmd|=0x02;
+ if (trst || srst)
+ cmd |= 0x02;
presto_sendbyte(cmd);
return 0;
@@ -436,7 +659,7 @@ int presto_bitq_reset(int trst, int srst)
int presto_jtag_speed(int speed)
{
- jtag_speed=speed;
+ jtag_speed = speed;
return ERROR_OK;
}
@@ -447,7 +670,8 @@ int presto_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, c
{
if (argc == 1)
{
- if (presto_serial) free(presto_serial);
+ if (presto_serial)
+ free(presto_serial);
presto_serial = strdup(args[0]);
}
else
@@ -469,16 +693,18 @@ int presto_jtag_register_commands(struct command_context_s *cmd_ctx)
int presto_jtag_init(void)
{
- if (presto_open(presto_serial)!=0)
+ if (presto_open(presto_serial) != ERROR_OK)
{
presto_close();
- if (presto_serial!=NULL) ERROR("Cannot open PRESTO, serial number %s", presto_serial);
- else ERROR("Cannot open PRESTO");
+ if (presto_serial != NULL)
+ ERROR("Cannot open PRESTO, serial number '%s'", presto_serial);
+ else
+ ERROR("Cannot open PRESTO");
return ERROR_JTAG_INIT_FAILED;
}
- INFO("PRESTO open, serial number %s", presto->serial);
+ INFO("PRESTO open, serial number '%s'", presto->serial);
- bitq_interface=&presto_bitq;
+ bitq_interface = &presto_bitq;
return ERROR_OK;
}
@@ -492,7 +718,7 @@ int presto_jtag_quit(void)
if (presto_serial)
{
free(presto_serial);
- presto_serial=NULL;
+ presto_serial = NULL;
}
return ERROR_OK;
diff --git a/src/openocd.c b/src/openocd.c
index 9c843707..f7261c77 100644
--- a/src/openocd.c
+++ b/src/openocd.c
@@ -18,7 +18,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#define OPENOCD_VERSION "Open On-Chip Debugger (2007-08-10 22:30 CEST)"
+#define OPENOCD_VERSION "Open On-Chip Debugger (2007-08-14 11:45 CEST)"
#ifdef HAVE_CONFIG_H
#include "config.h"
diff --git a/src/target/image.c b/src/target/image.c
index c85f387d..0c203f6b 100644
--- a/src/target/image.c
+++ b/src/target/image.c
@@ -878,30 +878,37 @@ int image_read_section(image_t *image, int section, u32 offset, u32 size, u8 *bu
int image_add_section(image_t *image, u32 base, u32 size, int flags, u8 *data)
{
+ image_section_t *section;
+
/* only image builder supports adding sections */
if (image->type != IMAGE_BUILDER)
return ERROR_INVALID_ARGUMENTS;
- /* see if it's enough to extend an existing section */
- if (((image->sections[image->num_sections - 1].base_address + image->sections[image->num_sections - 1].size) == base)
- && (image->sections[image->num_sections - 1].flags == flags))
+ /* see if there's a previous section */
+ if (image->num_sections)
{
- u32 old_size = image->sections[image->num_sections - 1].size;
- image->sections[image->num_sections - 1].size += size;
- image->sections[image->num_sections - 1].private = realloc(image->sections[image->num_sections - 1].private, image->sections[image->num_sections - 1].size);
- memcpy((u8*)image->sections[image->num_sections - 1].private + old_size, data, size);
+ section = &image->sections[image->num_sections - 1];
- return ERROR_OK;
+ /* see if it's enough to extend the last section,
+ * adding data to previous sections or merging is not supported */
+ if (((section->base_address + section->size) == base) && (section->flags == flags))
+ {
+ section->private = realloc(section->private, section->size + size);
+ memcpy((u8*)section->private + section->size, data, size);
+ section->size += size;
+ return ERROR_OK;
+ }
}
/* allocate new section */
image->num_sections++;
image->sections = realloc(image->sections, sizeof(image_section_t) * image->num_sections);
- image->sections[image->num_sections - 1].base_address = base;
- image->sections[image->num_sections - 1].size = size;
- image->sections[image->num_sections - 1].flags = flags;
- image->sections[image->num_sections - 1].private = malloc(sizeof(u8) * size);
- memcpy((u8*)image->sections[image->num_sections - 1].private, data, size);
+ section = &image->sections[image->num_sections - 1];
+ section->base_address = base;
+ section->size = size;
+ section->flags = flags;
+ section->private = malloc(sizeof(u8) * size);
+ memcpy((u8*)section->private, data, size);
return ERROR_OK;
}
diff --git a/src/target/target.c b/src/target/target.c
index 905b1074..de71b140 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -885,6 +885,7 @@ int target_register_user_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
target_request_register_commands(cmd_ctx);
+ trace_register_commands(cmd_ctx);
return ERROR_OK;
}
@@ -1006,10 +1007,13 @@ int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **a
/* initialize trace information */
(*last_target_p)->trace_info = malloc(sizeof(trace_t));
(*last_target_p)->trace_info->num_trace_points = 0;
+ (*last_target_p)->trace_info->trace_points_size = 0;
(*last_target_p)->trace_info->trace_points = NULL;
(*last_target_p)->trace_info->trace_history_size = 0;
(*last_target_p)->trace_info->trace_history = NULL;
-
+ (*last_target_p)->trace_info->trace_history_pos = 0;
+ (*last_target_p)->trace_info->trace_history_overflowed = 0;
+
(*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
found = 1;
diff --git a/src/target/target_request.c b/src/target/target_request.c
index e8409020..9dc58607 100644
--- a/src/target/target_request.c
+++ b/src/target/target_request.c
@@ -27,6 +27,7 @@
#include "target_request.h"
#include "binarybuffer.h"
#include "command.h"
+#include "trace.h"
#include <stdlib.h>
#include <string.h>
@@ -54,35 +55,46 @@ int target_asciimsg(target_t *target, u32 length)
int target_hexmsg(target_t *target, int size, u32 length)
{
- if (size == 1)
- {
- u8 *data = malloc(CEIL(length * sizeof(u8), 4) * 4);
-
- target->type->target_request_data(target, CEIL(length * sizeof(u8), 4), (u8*)data);
-
- free(data);
- }
- else if (size == 2)
- {
- u16 *data = malloc(CEIL(length * sizeof(u16), 4) * 4);
-
- target->type->target_request_data(target, CEIL(length * sizeof(u16), 4), (u8*)data);
+ u8 *data = malloc(CEIL(length * size, 4) * 4);
+ char line[128];
+ int line_len;
+ debug_msg_receiver_t *c = target->dbgmsg;
+ int i;
+
+ DEBUG("size: %i, length: %i", size, length);
- free(data);
- }
- else if (size == 4)
- {
- u32 *data = malloc(CEIL(length * sizeof(u32), 4) * 4);
-
- target->type->target_request_data(target, CEIL(length * sizeof(u32), 4), (u8*)data);
+ target->type->target_request_data(target, CEIL(length * size, 4), (u8*)data);
- free(data);
- }
- else
+ line_len = 0;
+ for (i = 0; i < length; i++)
{
- ERROR("invalid debug message type");
+ switch (size)
+ {
+ case 4:
+ line_len += snprintf(line + line_len, 128 - line_len, "%8.8x ", le_to_h_u32(data + (4*i)));
+ break;
+ case 2:
+ line_len += snprintf(line + line_len, 128 - line_len, "%4.4x ", le_to_h_u16(data + (2*i)));
+ break;
+ case 1:
+ line_len += snprintf(line + line_len, 128 - line_len, "%2.2x ", data[i]);
+ break;
+ }
+
+ if ((i%8 == 7) || (i == length - 1))
+ {
+ while (c)
+ {
+ command_print(c->cmd_ctx, "%s", line);
+ c = c->next;
+ }
+ c = target->dbgmsg;
+ line_len = 0;
+ }
}
+ free(data);
+
return ERROR_OK;
}
@@ -96,7 +108,7 @@ int target_request(target_t *target, u32 request)
switch (target_req_cmd)
{
case TARGET_REQ_TRACEMSG:
- DEBUG("tracepoint: %i", (request & 0xffffff00) >> 8);
+ trace_point(target, (request & 0xffffff00) >> 8);
break;
case TARGET_REQ_DEBUGMSG:
if (((request & 0xff00) >> 8) == 0)
@@ -196,6 +208,8 @@ int delete_debug_msg_receiver(struct command_context_s *cmd_ctx, target_t *targe
do
{
+ p = &target->dbgmsg;
+ c = *p;
while (c)
{
debug_msg_receiver_t *next = c->next;
diff --git a/src/target/trace.c b/src/target/trace.c
index 3eec3d83..536e34a5 100644
--- a/src/target/trace.c
+++ b/src/target/trace.c
@@ -25,8 +25,76 @@
#include "log.h"
#include "trace.h"
#include "target.h"
+#include "command.h"
#include <stdlib.h>
+#include <string.h>
+#include <inttypes.h>
+
+int trace_point(target_t *target, int number)
+{
+ trace_t *trace = target->trace_info;
+
+ DEBUG("tracepoint: %i", number);
+
+ if (number < trace->num_trace_points)
+ trace->trace_points[number].hit_counter++;
+
+ if (trace->trace_history_size)
+ {
+ trace->trace_history[trace->trace_history_pos++] = number;
+ if (trace->trace_history_pos == trace->trace_history_size)
+ {
+ trace->trace_history_pos = 0;
+ trace->trace_history_overflowed = 1;
+ }
+ }
+
+ return ERROR_OK;
+}
+
+int handle_trace_point_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ trace_t *trace = target->trace_info;
+
+ if (argc == 0)
+ {
+ int i;
+
+ for (i = 0; i < trace->num_trace_points; i++)
+ {
+ command_print(cmd_ctx, "trace point 0x%8.8x (%"PRIi64" times hit)",
+ trace->trace_points[i].address,
+ trace->trace_points[i].hit_counter);
+ }
+
+ return ERROR_OK;
+ }
+
+ if (!strcmp(args[0], "clear"))
+ {
+ if (trace->trace_points)
+ free(trace->trace_points);
+ trace->num_trace_points = 0;
+ trace->trace_points_size = 0;
+
+ return ERROR_OK;
+ }
+
+ /* resize array if necessary */
+ if (!trace->trace_points || (trace->trace_points_size == trace->num_trace_points))
+ {
+ trace->trace_points = realloc(trace->trace_points, sizeof(trace_point_t) * (trace->trace_points_size + 32));
+ trace->trace_points_size += 32;
+ }
+
+ trace->trace_points[trace->num_trace_points].address = strtoul(args[0], NULL, 0);
+ trace->trace_points[trace->num_trace_points].hit_counter = 0;
+ trace->num_trace_points++;
+
+ return ERROR_OK;
+}
int handle_trace_history_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
@@ -35,6 +103,15 @@ int handle_trace_history_command(struct command_context_s *cmd_ctx, char *cmd, c
if (argc > 0)
{
+ trace->trace_history_pos = 0;
+ trace->trace_history_overflowed = 0;
+
+ if (!strcmp(args[0], "clear"))
+ {
+ /* clearing is implicit, we've just reset position anyway */
+ return ERROR_OK;
+ }
+
if (trace->trace_history)
free(trace->trace_history);
@@ -46,24 +123,46 @@ int handle_trace_history_command(struct command_context_s *cmd_ctx, char *cmd, c
else
{
int i;
+ int first = 0;
+ int last = trace->trace_history_pos;
+
+ if (trace->trace_history_overflowed)
+ {
+ first = trace->trace_history_pos;
+ last = trace->trace_history_pos - 1;
+ }
- for (i = 0; i < trace->trace_history_size; i++)
+ for (i = first; (i % trace->trace_history_size) != last; i++)
{
- if (trace->trace_history[i] < trace->num_trace_points)
+ if (trace->trace_history[i % trace->trace_history_size] < trace->num_trace_points)
{
u32 address;
- address = trace->trace_points[trace->trace_history[i]].address;
+ address = trace->trace_points[trace->trace_history[i % trace->trace_history_size]].address;
command_print(cmd_ctx, "trace point %i: 0x%8.8x",
- trace->trace_history[i],
+ trace->trace_history[i % trace->trace_history_size],
address);
}
else
{
- command_print(cmd_ctx, "trace point %i: -not defined-", trace->trace_history[i]);
+ command_print(cmd_ctx, "trace point %i: -not defined-", trace->trace_history[i % trace->trace_history_size]);
}
}
}
return ERROR_OK;
}
+
+int trace_register_commands(struct command_context_s *cmd_ctx)
+{
+ command_t *trace_cmd =
+ register_command(cmd_ctx, NULL, "trace", NULL, COMMAND_ANY, "trace commands");
+
+ register_command(cmd_ctx, trace_cmd, "history", handle_trace_history_command,
+ COMMAND_EXEC, "display trace history, ['clear'] history or set [size]");
+
+ register_command(cmd_ctx, trace_cmd, "point", handle_trace_point_command,
+ COMMAND_EXEC, "display trace points, ['clear'] list of trace points, or add new tracepoint at [address]");
+
+ return ERROR_OK;
+}
diff --git a/src/target/trace.h b/src/target/trace.h
index 7267cd38..0279d51f 100644
--- a/src/target/trace.h
+++ b/src/target/trace.h
@@ -31,9 +31,12 @@ typedef struct trace_point_s
typedef struct trace_s
{
int num_trace_points;
+ int trace_points_size;
trace_point_t *trace_points;
int trace_history_size;
u32 *trace_history;
+ int trace_history_pos;
+ int trace_history_overflowed;
} trace_t;
typedef enum trace_status
@@ -45,7 +48,9 @@ typedef enum trace_status
TRACE_OVERFLOWED = 0x8,
} trace_status_t;
-#define ERROR_TRACE_IMAGE_UNAVAILABLE -(1500)
-#define ERROR_TRACE_INSTRUCTION_UNAVAILABLE -(1500)
+extern int trace_point(struct target_s *target, int number);
+
+#define ERROR_TRACE_IMAGE_UNAVAILABLE -(1500)
+#define ERROR_TRACE_INSTRUCTION_UNAVAILABLE -(1501)
#endif /* TRACE_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 02:14:43 +0000