+// SPDX-License-Identifier: GPL-2.0-or-later
+
/***************************************************************************
* Copyright (C) 2007 by Pavel Chromy *
* chromy@asix.cz *
- * *
- * 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 "ocl.h"
#include <target/embeddedice.h>
-
-struct ocl_priv
-{
+struct ocl_priv {
struct arm_jtag *jtag_info;
unsigned int buflen;
unsigned int bufalign;
};
-static int ocl_erase_check(struct flash_bank *bank)
-{
- return ERROR_OK;
-}
-
-static int ocl_protect_check(struct flash_bank *bank)
-{
- return ERROR_OK;
-}
-
/* flash_bank ocl 0 0 0 0 <target#> */
FLASH_BANK_COMMAND_HANDLER(ocl_flash_bank_command)
{
struct ocl_priv *ocl;
if (CMD_ARGC < 6)
- {
- LOG_WARNING("incomplete flash_bank ocl configuration");
- return ERROR_FLASH_BANK_INVALID;
- }
+ return ERROR_COMMAND_SYNTAX_ERROR;
arm7_9 = target_to_arm7_9(bank->target);
if (!is_arm7_9(arm7_9))
return ERROR_OK;
}
-static int ocl_erase(struct flash_bank *bank, int first, int last)
+static int ocl_erase(struct flash_bank *bank, unsigned int first,
+ unsigned int last)
{
struct ocl_priv *ocl = bank->driver_priv;
int retval;
if (bank->num_sectors == 0)
return ERROR_FLASH_BANK_NOT_PROBED;
- if (bank->target->state != TARGET_RUNNING)
- {
+ if (bank->target->state != TARGET_RUNNING) {
LOG_ERROR("target has to be running to communicate with the loader");
return ERROR_TARGET_NOT_RUNNING;
}
- if ((first == 0) && (last == bank->num_sectors - 1))
- {
+ if ((first == 0) && (last == bank->num_sectors - 1)) {
dcc_buffer[0] = OCL_ERASE_ALL;
- if ((retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
- }
- else
- {
+ } else {
dcc_buffer[0] = OCL_ERASE_BLOCK;
dcc_buffer[1] = first;
dcc_buffer[2] = last;
- if ((retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 3) != ERROR_OK))
+ retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 3);
+ if (retval != ERROR_OK)
return retval;
}
/* wait for response, fixed timeout of 1 s */
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000) != ERROR_OK))
- {
- if (retval == ERROR_TARGET_TIMEOUT)
- LOG_ERROR("loader not responding");
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000);
+ if (retval != ERROR_OK)
return retval;
- }
/* receive response */
- if ((retval = embeddedice_receive(ocl->jtag_info, dcc_buffer + 1, 1) != ERROR_OK))
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer + 1, 1);
+ if (retval != ERROR_OK)
return retval;
- if (dcc_buffer[1] != OCL_CMD_DONE)
- {
+ if (dcc_buffer[1] != OCL_CMD_DONE) {
if (dcc_buffer[0] == OCL_ERASE_ALL)
LOG_ERROR("loader response to OCL_ERASE_ALL 0x%08" PRIx32 "", dcc_buffer[1]);
else
return ERROR_OK;
}
-static int ocl_protect(struct flash_bank *bank, int set, int first, int last)
-{
- return ERROR_OK;
-}
-
-static int ocl_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
+static int ocl_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
{
struct ocl_priv *ocl = bank->driver_priv;
int retval;
if (ocl->buflen == 0 || ocl->bufalign == 0)
return ERROR_FLASH_BANK_NOT_PROBED;
- if (bank->target->state != TARGET_RUNNING)
- {
+ if (bank->target->state != TARGET_RUNNING) {
LOG_ERROR("target has to be running to communicate with the loader");
return ERROR_TARGET_NOT_RUNNING;
}
/* allocate buffer for max. ocl buffer + overhead */
dcc_buffer = malloc(sizeof(uint32_t)*(ocl->buflen/4 + 3));
- while (count)
- {
+ while (count) {
if (count + (offset % ocl->bufalign) > ocl->buflen)
runlen = ocl->buflen - (offset % ocl->bufalign);
else
chksum = OCL_CHKS_INIT;
/* copy data to DCC buffer in proper byte order and properly aligned */
- for (i = 0; i < runlen; i++)
- {
- switch (byteofs++)
- {
+ for (i = 0; i < runlen; i++) {
+ switch (byteofs++) {
case 0:
*dcc_bufptr &= *(buffer++) | 0xffffff00;
break;
*(dcc_bufptr++) = chksum;
/* send the data */
- if ((retval = embeddedice_send(ocl->jtag_info, dcc_buffer, dcc_bufptr-dcc_buffer)) != ERROR_OK)
- {
+ retval = embeddedice_send(ocl->jtag_info, dcc_buffer, dcc_bufptr-dcc_buffer);
+ if (retval != ERROR_OK) {
free(dcc_buffer);
return retval;
}
/* wait for response, fixed timeout of 1 s */
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000) != ERROR_OK))
- {
- if (retval == ERROR_TARGET_TIMEOUT)
- LOG_ERROR("loader not responding");
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000);
+ if (retval != ERROR_OK) {
free(dcc_buffer);
return retval;
}
/* receive response */
- if ((retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
- {
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK) {
free(dcc_buffer);
return retval;
}
- if (dcc_buffer[0] != OCL_CMD_DONE)
- {
+ if (dcc_buffer[0] != OCL_CMD_DONE) {
LOG_ERROR("loader response to OCL_FLASH_BLOCK 0x%08" PRIx32 "", dcc_buffer[0]);
free(dcc_buffer);
return ERROR_FLASH_OPERATION_FAILED;
int retval;
uint32_t dcc_buffer[1];
int sectsize;
- int i;
/* purge pending data in DCC */
embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
dcc_buffer[0] = OCL_PROBE;
- if ((retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_send(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
/* wait for response, fixed timeout of 1 s */
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000) != ERROR_OK))
- {
- if (retval == ERROR_TARGET_TIMEOUT)
- LOG_ERROR("loader not responding");
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 1000);
+ if (retval != ERROR_OK)
return retval;
- }
/* receive response */
- if ((retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
- if (dcc_buffer[0] != OCL_CMD_DONE)
- {
+ if (dcc_buffer[0] != OCL_CMD_DONE) {
LOG_ERROR("loader response to OCL_PROBE 0x%08" PRIx32 "", dcc_buffer[0]);
return ERROR_FLASH_OPERATION_FAILED;
}
/* receive and fill in parameters, detection of loader is important, receive it one by one */
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0) != ERROR_OK)
- || (retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
bank->base = dcc_buffer[0];
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0) != ERROR_OK)
- || (retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
bank->size = dcc_buffer[0];
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0) != ERROR_OK)
- || (retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
bank->num_sectors = dcc_buffer[0];
- if ((retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0) != ERROR_OK)
- || (retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1) != ERROR_OK))
+ retval = embeddedice_handshake(ocl->jtag_info, EICE_COMM_CTRL_WBIT, 0);
+ if (retval != ERROR_OK)
+ return retval;
+ retval = embeddedice_receive(ocl->jtag_info, dcc_buffer, 1);
+ if (retval != ERROR_OK)
return retval;
ocl->buflen = dcc_buffer[0] & 0xffff;
ocl->bufalign = dcc_buffer[0] >> 16;
bank->sectors = realloc(bank->sectors, sizeof(struct flash_sector)*bank->num_sectors);
- if (bank->num_sectors == 0)
- {
+ if (bank->num_sectors == 0) {
LOG_ERROR("number of sectors shall be non zero value");
return ERROR_FLASH_BANK_INVALID;
}
return ERROR_FLASH_BANK_INVALID;
}
sectsize = bank->size / bank->num_sectors;
- for (i = 0; i < bank->num_sectors; i++)
- {
+ for (unsigned int i = 0; i < bank->num_sectors; i++) {
bank->sectors[i].offset = i * sectsize;
bank->sectors[i].size = sectsize;
bank->sectors[i].is_erased = -1;
if (ocl->bufalign == 0)
ocl->bufalign = 1;
- if (ocl->buflen == 0)
- {
+ if (ocl->buflen == 0) {
LOG_ERROR("buflen shall be non zero value");
return ERROR_FLASH_BANK_INVALID;
}
- if ((ocl->bufalign > ocl->buflen) || (ocl->buflen % ocl->bufalign))
- {
+ if ((ocl->bufalign > ocl->buflen) || (ocl->buflen % ocl->bufalign)) {
LOG_ERROR("buflen is not multiple of bufalign");
return ERROR_FLASH_BANK_INVALID;
}
- if (ocl->buflen % 4)
- {
+ if (ocl->buflen % 4) {
LOG_ERROR("buflen shall be divisible by 4");
return ERROR_FLASH_BANK_INVALID;
}
return ERROR_OK;
}
-static int ocl_info(struct flash_bank *bank, char *buf, int buf_size)
-{
- return ERROR_OK;
-}
-
static int ocl_auto_probe(struct flash_bank *bank)
{
struct ocl_priv *ocl = bank->driver_priv;
return ERROR_OK;
}
-struct flash_driver ocl_flash = {
+const struct flash_driver ocl_flash = {
.name = "ocl",
.flash_bank_command = ocl_flash_bank_command,
.erase = ocl_erase,
- .protect = ocl_protect,
.write = ocl_write,
.read = default_flash_read,
.probe = ocl_probe,
- .erase_check = ocl_erase_check,
- .protect_check = ocl_protect_check,
- .info = ocl_info,
+ .erase_check = default_flash_blank_check,
.auto_probe = ocl_auto_probe,
+ .free_driver_priv = default_flash_free_driver_priv,
};
projects / fw / openocd / blobdiff