kopia lustrzana https://github.com/micropython/micropython
367 wiersze
12 KiB
C
367 wiersze
12 KiB
C
![]() |
/*****************************************************************************
|
||
|
*
|
||
|
* nvmem.c - CC3000 Host Driver Implementation.
|
||
|
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
|
||
|
*
|
||
|
* Adapted for use with the Arduino/AVR by KTOWN (Kevin Townsend)
|
||
|
* & Limor Fried for Adafruit Industries
|
||
|
* This library works with the Adafruit CC3000 breakout
|
||
|
* ----> https://www.adafruit.com/products/1469
|
||
|
* Adafruit invests time and resources providing this open source code,
|
||
|
* please support Adafruit and open-source hardware by purchasing
|
||
|
* products from Adafruit!
|
||
|
*
|
||
|
* 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.
|
||
|
*
|
||
|
*****************************************************************************/
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! \addtogroup nvmem_api
|
||
|
//! @{
|
||
|
//
|
||
|
//*****************************************************************************
|
||
|
|
||
|
#include <stdint.h>
|
||
|
#include <string.h>
|
||
|
|
||
|
#include "nvmem.h"
|
||
|
#include "hci.h"
|
||
|
#include "socket.h"
|
||
|
#include "evnt_handler.h"
|
||
|
#include "ccdebug.h"
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
// Prototypes for the structures for APIs.
|
||
|
//
|
||
|
//*****************************************************************************
|
||
|
|
||
|
#define NVMEM_READ_PARAMS_LEN (12)
|
||
|
#define NVMEM_CREATE_PARAMS_LEN (8)
|
||
|
#define NVMEM_WRITE_PARAMS_LEN (16)
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_read
|
||
|
//!
|
||
|
//! @param ulFileId nvmem file id:\n
|
||
|
//! 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.
|
||
|
//! @param ulLength number of bytes to read
|
||
|
//! @param ulOffset ulOffset in file from where to read
|
||
|
//! @param buff output buffer pointer
|
||
|
//!
|
||
|
//! @return number of bytes read, otherwise error.
|
||
|
//!
|
||
|
//! @brief 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.
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
signed long
|
||
|
nvmem_read(unsigned long ulFileId, unsigned long ulLength, unsigned long ulOffset, unsigned char *buff)
|
||
|
{
|
||
|
unsigned char ucStatus = 0xFF;
|
||
|
unsigned char *ptr;
|
||
|
unsigned char *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);
|
||
|
}
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_write
|
||
|
//!
|
||
|
//! @param ulFileId nvmem file id:\n
|
||
|
//! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
|
||
|
//! NVMEM_MAC_FILEID, NVMEM_BOOTLOADER_SP_FILEID,
|
||
|
//! and user files 12-15.
|
||
|
//! @param ulLength number of bytes to write
|
||
|
//! @param ulEntryOffset offset in file to start write operation from
|
||
|
//! @param buff data to write
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief 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.
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
signed long
|
||
|
nvmem_write(unsigned long ulFileId, unsigned long ulLength, unsigned long
|
||
|
ulEntryOffset, unsigned char *buff)
|
||
|
{
|
||
|
long iRes;
|
||
|
unsigned char *ptr;
|
||
|
unsigned char *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);
|
||
|
#if (DEBUG_MODE == 1)
|
||
|
PRINT_F("Writing:\t");
|
||
|
for (uint8_t i=0; i<ulLength; i++) {
|
||
|
PRINT_F("0x");
|
||
|
printHex(buff[i]);
|
||
|
PRINT_F(", ");
|
||
|
}
|
||
|
PRINT_F("\n\r");
|
||
|
#endif
|
||
|
// 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);
|
||
|
}
|
||
|
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_set_mac_address
|
||
|
//!
|
||
|
//! @param mac mac address to be set
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief Write MAC address to EEPROM.
|
||
|
//! mac address as appears over the air (OUI first)
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
unsigned char nvmem_set_mac_address(unsigned char *mac)
|
||
|
{
|
||
|
return nvmem_write(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
|
||
|
}
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_get_mac_address
|
||
|
//!
|
||
|
//! @param[out] mac mac address
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief Read MAC address from EEPROM.
|
||
|
//! mac address as appears over the air (OUI first)
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
unsigned char nvmem_get_mac_address(unsigned char *mac)
|
||
|
{
|
||
|
return nvmem_read(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
|
||
|
}
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_write_patch
|
||
|
//!
|
||
|
//! @param ulFileId nvmem file id:\n
|
||
|
//! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
|
||
|
//! @param spLength number of bytes to write
|
||
|
//! @param spData SP data to write
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief 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.
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
unsigned char nvmem_write_patch(unsigned long ulFileId, unsigned long spLength, const uint8_t *spData)
|
||
|
{
|
||
|
unsigned char status = 0;
|
||
|
unsigned short offset = 0;
|
||
|
unsigned char* spDataPtr = (unsigned char*)spData;
|
||
|
|
||
|
while ((status == 0) && (spLength >= SP_PORTION_SIZE))
|
||
|
{
|
||
|
#if (DEBUG_MODE == 1)
|
||
|
PRINT_F("Writing: "); printDec16(offset); PRINT_F("\t");
|
||
|
for (uint8_t i=0; i<SP_PORTION_SIZE; i++) {
|
||
|
PRINT_F("0x");
|
||
|
printHex(spDataPtr[i]);
|
||
|
PRINT_F(", ");
|
||
|
}
|
||
|
PRINT_F("\n\r");
|
||
|
#endif
|
||
|
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;
|
||
|
}
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_read_sp_version
|
||
|
//!
|
||
|
//! @param[out] patchVer first number indicates package ID and the second
|
||
|
//! number indicates package build number
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief Read patch version. read package version (WiFi FW patch,
|
||
|
//! driver-supplicant-NS patch, bootloader patch)
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
#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
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
//! nvmem_create_entry
|
||
|
//!
|
||
|
//! @param ulFileId nvmem file Id:\n
|
||
|
//! * NVMEM_AES128_KEY_FILEID: 12
|
||
|
//! * NVMEM_SHARED_MEM_FILEID: 13
|
||
|
//! * and fileIDs 14 and 15
|
||
|
//! @param ulNewLen entry ulLength
|
||
|
//!
|
||
|
//! @return on success 0, error otherwise.
|
||
|
//!
|
||
|
//! @brief 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.
|
||
|
//!
|
||
|
//*****************************************************************************
|
||
|
|
||
|
int8_t
|
||
|
nvmem_create_entry(unsigned long ulFileId, unsigned long ulNewLen)
|
||
|
{
|
||
|
unsigned char *ptr;
|
||
|
unsigned char *args;
|
||
|
int8_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);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
//*****************************************************************************
|
||
|
//
|
||
|
// Close the Doxygen group.
|
||
|
//! @}
|
||
|
//
|
||
|
//*****************************************************************************
|
||
|
|