351 lines
11 KiB
C
351 lines
11 KiB
C
/*****************************************************************************
|
|
* nvmem.c - CC3000 Host Driver Implementation.
|
|
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* Neither the name of Texas Instruments Incorporated nor the names of
|
|
* its contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/******************************************************************************
|
|
* Included Files
|
|
******************************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include <nuttx/wireless/cc3000/nvmem.h>
|
|
#include <nuttx/wireless/cc3000/hci.h>
|
|
#include <nuttx/wireless/cc3000/include/sys/socket.h>
|
|
#include <nuttx/wireless/cc3000/evnt_handler.h>
|
|
|
|
/******************************************************************************
|
|
* Pre-processor Definitions
|
|
******************************************************************************/
|
|
|
|
#define NVMEM_READ_PARAMS_LEN (12)
|
|
#define NVMEM_CREATE_PARAMS_LEN (8)
|
|
#define NVMEM_WRITE_PARAMS_LEN (16)
|
|
|
|
/******************************************************************************
|
|
* Public Functions
|
|
******************************************************************************/
|
|
/******************************************************************************
|
|
* Name: nvmem_read
|
|
*
|
|
* Description:
|
|
* Reads data from the file referred by the ulFileId parameter. Reads data
|
|
* from file ulOffset till length. Err if the file can't be used, is
|
|
* invalid, or if the read is out of bounds.
|
|
*
|
|
* Input Parameters:
|
|
* ulFileId nvmem file id:
|
|
* NVMEM_NVS_FILEID, NVMEM_NVS_SHADOW_FILEID,
|
|
* NVMEM_WLAN_CONFIG_FILEID, NVMEM_WLAN_CONFIG_SHADOW_FILEID,
|
|
* NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
|
|
* NVMEM_MAC_FILEID, NVMEM_FRONTEND_VARS_FILEID,
|
|
* NVMEM_IP_CONFIG_FILEID, NVMEM_IP_CONFIG_SHADOW_FILEID,
|
|
* NVMEM_BOOTLOADER_SP_FILEID, NVMEM_RM_FILEID,
|
|
* and user files 12-15.
|
|
* ulLength number of bytes to read
|
|
* ulOffset ulOffset in file from where to read
|
|
* buff output buffer pointer
|
|
*
|
|
* Returned Value:
|
|
* Number of bytes read, otherwise error.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
signed long nvmem_read(unsigned long ulFileId, unsigned long ulLength,
|
|
unsigned long ulOffset, uint8_t *buff)
|
|
{
|
|
uint8_t ucStatus = 0xff;
|
|
uint8_t *ptr;
|
|
uint8_t *args;
|
|
|
|
ptr = tSLInformation.pucTxCommandBuffer;
|
|
args = (ptr + HEADERS_SIZE_CMD);
|
|
|
|
/* Fill in HCI packet structure */
|
|
|
|
args = UINT32_TO_STREAM(args, ulFileId);
|
|
args = UINT32_TO_STREAM(args, ulLength);
|
|
args = UINT32_TO_STREAM(args, ulOffset);
|
|
|
|
/* Initiate a HCI command */
|
|
|
|
hci_command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
|
|
SimpleLinkWaitEvent(HCI_CMND_NVMEM_READ, &ucStatus);
|
|
|
|
/* In case there is data - read it - even if an error code is returned
|
|
* Note: It is the user responsibility to ignore the data in case of an
|
|
* error code
|
|
*/
|
|
|
|
/* Wait for the data in a synchronous way. Here we assume that the buffer is
|
|
* big enough to store also parameters of nvmem
|
|
*/
|
|
|
|
SimpleLinkWaitData(buff, 0, 0);
|
|
|
|
return ucStatus;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_write
|
|
*
|
|
* Description:
|
|
* Write data to nvmem. Writes data to file referred by the ulFileId
|
|
* parameter. Writes data to file ulOffset till ulLength. The file id will be
|
|
* marked invalid till the write is done. The file entry doesn't need to be
|
|
* valid - only allocated.
|
|
*
|
|
* Input Parameters:
|
|
* ulFileId nvmem file id:
|
|
* NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
|
|
* NVMEM_MAC_FILEID, NVMEM_BOOTLOADER_SP_FILEID,
|
|
* and user files 12-15.
|
|
* ulLength number of bytes to write
|
|
* ulEntryOffset offset in file to start write operation from
|
|
* buff data to write
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
signed long nvmem_write(unsigned long ulFileId, unsigned long ulLength,
|
|
unsigned long ulEntryOffset, uint8_t *buff)
|
|
{
|
|
long iRes;
|
|
uint8_t *ptr;
|
|
uint8_t *args;
|
|
|
|
iRes = EFAIL;
|
|
|
|
ptr = tSLInformation.pucTxCommandBuffer;
|
|
args = (ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE);
|
|
|
|
/* Fill in HCI packet structure */
|
|
|
|
args = UINT32_TO_STREAM(args, ulFileId);
|
|
args = UINT32_TO_STREAM(args, 12);
|
|
args = UINT32_TO_STREAM(args, ulLength);
|
|
args = UINT32_TO_STREAM(args, ulEntryOffset);
|
|
|
|
memcpy((ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE +
|
|
NVMEM_WRITE_PARAMS_LEN),buff,ulLength);
|
|
|
|
/* Initiate a HCI command but it will come on data channel */
|
|
|
|
hci_data_command_send(HCI_CMND_NVMEM_WRITE, ptr, NVMEM_WRITE_PARAMS_LEN,
|
|
ulLength);
|
|
|
|
SimpleLinkWaitEvent(HCI_EVNT_NVMEM_WRITE, &iRes);
|
|
|
|
return iRes;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_set_mac_address
|
|
*
|
|
* Description:
|
|
* Write MAC address to EEPROM. mac address as appears over the air (OUI
|
|
* first)
|
|
*
|
|
* Input Parameters:
|
|
* mac mac address to be set
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
uint8_t nvmem_set_mac_address(uint8_t *mac)
|
|
{
|
|
return nvmem_write(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_get_mac_address
|
|
*
|
|
* Description:
|
|
* Read MAC address from EEPROM. mac address as appears over the air (OUI
|
|
* first)
|
|
*
|
|
* Input Parameters:
|
|
* mac mac address
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
uint8_t nvmem_get_mac_address(uint8_t *mac)
|
|
{
|
|
return nvmem_read(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_write_patch
|
|
*
|
|
* Description:
|
|
* Program a patch to a specific file ID. The SP data is assumed to be
|
|
* organized in 2-dimensional. Each line is SP_PORTION_SIZE bytes long.
|
|
* Actual programming is applied in SP_PORTION_SIZE bytes portions.
|
|
*
|
|
* Input Parameters:
|
|
* ulFileId nvmem file id:
|
|
* NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
|
|
* spLength number of bytes to write
|
|
* spData SP data to write
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
uint8_t nvmem_write_patch(unsigned long ulFileId, unsigned long spLength,
|
|
const uint8_t *spData)
|
|
{
|
|
uint8_t status = 0;
|
|
uint16_t offset = 0;
|
|
uint8_t *spDataPtr = (uint8_t*)spData;
|
|
|
|
while ((status == 0) && (spLength >= SP_PORTION_SIZE))
|
|
{
|
|
status = nvmem_write(ulFileId, SP_PORTION_SIZE, offset, spDataPtr);
|
|
offset += SP_PORTION_SIZE;
|
|
spLength -= SP_PORTION_SIZE;
|
|
spDataPtr += SP_PORTION_SIZE;
|
|
}
|
|
|
|
if (status !=0)
|
|
{
|
|
/* NVMEM error occurred */
|
|
|
|
return status;
|
|
}
|
|
|
|
if (spLength != 0)
|
|
{
|
|
/* if reached here, a reminder is left */
|
|
|
|
status = nvmem_write(ulFileId, spLength, offset, spDataPtr);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_read_sp_version
|
|
*
|
|
* Description:
|
|
* Read patch version. read package version (WiFi FW patch,
|
|
* driver-supplicant-NS patch, bootloader patch)
|
|
*
|
|
* Input Parameters:
|
|
* patchVer first number indicates package ID and the second
|
|
* number indicates package build number
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#ifndef CC3000_TINY_DRIVER
|
|
uint8_t nvmem_read_sp_version(uint8_t *patchVer)
|
|
{
|
|
uint8_t *ptr;
|
|
/* 1st byte is the status and the rest is the SP version */
|
|
uint8_t retBuf[5];
|
|
|
|
ptr = tSLInformation.pucTxCommandBuffer;
|
|
|
|
/* Initiate a HCI command, no args are required */
|
|
|
|
hci_command_send(HCI_CMND_READ_SP_VERSION, ptr, 0);
|
|
SimpleLinkWaitEvent(HCI_CMND_READ_SP_VERSION, retBuf);
|
|
|
|
/* Package ID */
|
|
|
|
*patchVer = retBuf[3];
|
|
|
|
/* Package build number */
|
|
|
|
*(patchVer+1) = retBuf[4];
|
|
|
|
return retBuf[0];
|
|
}
|
|
#endif
|
|
|
|
/******************************************************************************
|
|
* Name: nvmem_create_entry
|
|
*
|
|
* Description:
|
|
* Create new file entry and allocate space on the NVMEM. Applies only to
|
|
* user files. Modify the size of file. If the entry is unallocated -
|
|
* allocate it to size ulNewLen (marked invalid). If it is allocated then
|
|
* deallocate it first. To just mark the file as invalid without resizing -
|
|
* Set ulNewLen=0.
|
|
*
|
|
* Input Parameters:
|
|
* ulFileId nvmem file Id:
|
|
* * NVMEM_AES128_KEY_FILEID: 12
|
|
* * NVMEM_SHARED_MEM_FILEID: 13
|
|
* * and fileIDs 14 and 15
|
|
* ulNewLen entry ulLength
|
|
*
|
|
* Returned Value:
|
|
* On success 0, error otherwise.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
signed long nvmem_create_entry(unsigned long ulFileId, unsigned long ulNewLen)
|
|
{
|
|
uint8_t *ptr;
|
|
uint8_t *args;
|
|
uint16_t retval;
|
|
|
|
ptr = tSLInformation.pucTxCommandBuffer;
|
|
args = (ptr + HEADERS_SIZE_CMD);
|
|
|
|
/*( Fill in HCI packet structure */
|
|
|
|
args = UINT32_TO_STREAM(args, ulFileId);
|
|
args = UINT32_TO_STREAM(args, ulNewLen);
|
|
|
|
/* Initiate a HCI command */
|
|
|
|
hci_command_send(HCI_CMND_NVMEM_CREATE_ENTRY,ptr, NVMEM_CREATE_PARAMS_LEN);
|
|
|
|
SimpleLinkWaitEvent(HCI_CMND_NVMEM_CREATE_ENTRY, &retval);
|
|
|
|
return retval;
|
|
}
|