Driver for CC3000 Wi-Fi module

Dependencies:   NVIC_set_all_priorities

Dependents:   CC3000_Simple_Socket Wi-Go_IOT_Demo

Information

The current code has been reworked to a full object oriented application and contains an mbed socket compatible API.

CC3000 Wi-Fi module library

Info

This is the low level driver for TI's SimpleLink CC3000 device.
Port from Avnet's Wi-Go KEIL code (based on TI's CC3000 code).
Special thanks to Jim Carver from Avnet for providing the Wi-Go board and for his assistance.

Differences with TI's original code

The code functionality stays exactly the same.
In order to make it easier to use the code, following changes were made :

  • Addition of a tool to shift all IRQ priorities to a lower level since it is very important to keep the SPI handler at the highest system priority, the WLAN interrupt the second highest and all other system interrupts at a lower priority, so their handlers can be preempted by the CC3000 interrupts.
  • Addition of low level I/O controls and conditional compiler controls in cc3000_common.h.
  • CC3000 initialisation, pin declarations, SPI and WLAN irq priorities are set in Init_HostDriver , we need to call this function at the start of the main function.
  • The SPI and HCI code are joined into one file.
  • The include list has been rearranged - Only #include "wlan.h" is needed in the user API.
  • Part of the CC3000's user eeprom memory is used to store additional info (52 bytes in NVMEM_USER_FILE_1):
# bytesDescriptionInfo
1First time config parameterUseful when connecting
2Firmware updater versionused with the Firmware update tool
2Service Pack versionused with the Firmware update tool
3Driver Versionused with the Firmware update tool
3Firmware Versionused with the Firmware update tool
1CIK validation (Client Interface Key)
40CIK data (Client Interface Key)used with the exosite

Using the Library

A user API is needed to access the CC3000 functions.
Examples:

Using the library with other processors

cc3000_common.cpp loads the irq tool for all targets:
All current mbed targets are supported by this library.

#include "NVIC_set_all_priorities.h"


All low level settings that need to change are available in cc3000_common.h

//*****************************************************************************
//              PIN CONTROLS & COMPILE CONTROLS
//*****************************************************************************
// Compiler control
#define CC3000_UNENCRYPTED_SMART_CONFIG   // No encryption
//#define CC3000_TINY_DRIVER                // Driver for small memory model CPUs

//Interrupt controls
#define NVIC_ALL_IRQ        NVIC_set_all_irq_priorities(3);         // Set ALL interrupt priorities to level 3
#define NVIC_SPI_IRQ        NVIC_SetPriority(SPI0_IRQn, 0x0);       // Wi-Fi SPI interrupt must be higher priority than SysTick
#define NVIC_PORT_IRQ       NVIC_SetPriority(PORTA_IRQn, 0x1);
#define NVIC_SYSTICK_IRQ    NVIC_SetPriority(SysTick_IRQn, 0x2);    // SysTick set to lower priority than Wi-Fi SPI bus interrupt
//#define NVIC_ADC_IRQ        NVIC_SetPriority(ADC0_IRQn, 0x3);       // ADC is the lowest of all

// Wlan controls
#define WLAN_ISF_PCR        PORTA->PCR[16]
#define WLAN_ISF_ISFR       PORTA->ISFR
#define WLAN_ISF_MASK       (1<<16)

#define WLAN_ASSERT_CS      wlan_cs = 0;   //CS : active low
#define WLAN_DEASSERT_CS    wlan_cs = 1;

#define WLAN_ASSERT_EN      wlan_en = 1;   //EN : active high
#define WLAN_DEASSERT_EN    wlan_en = 0;

#define WLAN_READ_IRQ       wlan_int

#define WLAN_ENABLE_IRQ     wlan_int.fall(&WLAN_IRQHandler);
#define WLAN_DISABLE_IRQ    wlan_int.fall(NULL);

#define WLAN_IRQ_PIN_CREATE         InterruptIn wlan_int (PTA16);
#define WLAN_EN_PIN_CREATE          DigitalOut  wlan_en  (PTA13);
#define WLAN_CS_PIN_CREATE          DigitalOut  wlan_cs  (PTD0);
#define WLAN_SPI_PORT_CREATE        SPI wlan(PTD2, PTD3, PTC5); // mosi, miso, sclk

#define WLAN_SPI_PORT_INIT          wlan.format(8,1);
#define WLAN_SPI_SET_FREQ           wlan.frequency(12000000);
#define WLAN_SPI_SET_IRQ_HANDLER    wlan_int.fall(&WLAN_IRQHandler);

#define WLAN_SPI_WRITE              wlan.write(*data++);
#define WLAN_SPI_READ               wlan.write(0x03);          // !! DO NOT MODIFY the 0x03 parameter (CC3000 will not respond).

API documentation

Due to a little problem with the links on the mbed site, the API documentation is not directly accessible (will be solved in a next release).
Currently, it is only accessible by adding modules.html to the API doc link: http://mbed.org/users/frankvnk/code/CC3000_Hostdriver/docs/tip/modules.html

Committer:
frankvnk
Date:
Fri Jun 28 17:48:37 2013 +0000
Revision:
0:c44f0314d6ec
Child:
3:3818c9c7b14e
Initial release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frankvnk 0:c44f0314d6ec 1 /*****************************************************************************
frankvnk 0:c44f0314d6ec 2 *
frankvnk 0:c44f0314d6ec 3 * nvmem.c - CC3000 Host Driver Implementation.
frankvnk 0:c44f0314d6ec 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
frankvnk 0:c44f0314d6ec 5 *
frankvnk 0:c44f0314d6ec 6 * Redistribution and use in source and binary forms, with or without
frankvnk 0:c44f0314d6ec 7 * modification, are permitted provided that the following conditions
frankvnk 0:c44f0314d6ec 8 * are met:
frankvnk 0:c44f0314d6ec 9 *
frankvnk 0:c44f0314d6ec 10 * Redistributions of source code must retain the above copyright
frankvnk 0:c44f0314d6ec 11 * notice, this list of conditions and the following disclaimer.
frankvnk 0:c44f0314d6ec 12 *
frankvnk 0:c44f0314d6ec 13 * Redistributions in binary form must reproduce the above copyright
frankvnk 0:c44f0314d6ec 14 * notice, this list of conditions and the following disclaimer in the
frankvnk 0:c44f0314d6ec 15 * documentation and/or other materials provided with the
frankvnk 0:c44f0314d6ec 16 * distribution.
frankvnk 0:c44f0314d6ec 17 *
frankvnk 0:c44f0314d6ec 18 * Neither the name of Texas Instruments Incorporated nor the names of
frankvnk 0:c44f0314d6ec 19 * its contributors may be used to endorse or promote products derived
frankvnk 0:c44f0314d6ec 20 * from this software without specific prior written permission.
frankvnk 0:c44f0314d6ec 21 *
frankvnk 0:c44f0314d6ec 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
frankvnk 0:c44f0314d6ec 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
frankvnk 0:c44f0314d6ec 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
frankvnk 0:c44f0314d6ec 25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
frankvnk 0:c44f0314d6ec 26 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
frankvnk 0:c44f0314d6ec 27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
frankvnk 0:c44f0314d6ec 28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
frankvnk 0:c44f0314d6ec 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
frankvnk 0:c44f0314d6ec 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
frankvnk 0:c44f0314d6ec 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
frankvnk 0:c44f0314d6ec 32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
frankvnk 0:c44f0314d6ec 33 *
frankvnk 0:c44f0314d6ec 34 *****************************************************************************/
frankvnk 0:c44f0314d6ec 35
frankvnk 0:c44f0314d6ec 36 //*****************************************************************************
frankvnk 0:c44f0314d6ec 37 //
frankvnk 0:c44f0314d6ec 38 //! \addtogroup nvmem_api
frankvnk 0:c44f0314d6ec 39 //! @{
frankvnk 0:c44f0314d6ec 40 //
frankvnk 0:c44f0314d6ec 41 //*****************************************************************************
frankvnk 0:c44f0314d6ec 42
frankvnk 0:c44f0314d6ec 43
frankvnk 0:c44f0314d6ec 44 #include "nvmem.h"
frankvnk 0:c44f0314d6ec 45
frankvnk 0:c44f0314d6ec 46 //*****************************************************************************
frankvnk 0:c44f0314d6ec 47 //
frankvnk 0:c44f0314d6ec 48 // Prototypes for the structures for APIs.
frankvnk 0:c44f0314d6ec 49 //
frankvnk 0:c44f0314d6ec 50 //*****************************************************************************
frankvnk 0:c44f0314d6ec 51
frankvnk 0:c44f0314d6ec 52 #define NVMEM_READ_PARAMS_LEN (12)
frankvnk 0:c44f0314d6ec 53 #define NVMEM_CREATE_PARAMS_LEN (8)
frankvnk 0:c44f0314d6ec 54 #define NVMEM_WRITE_PARAMS_LEN (16)
frankvnk 0:c44f0314d6ec 55
frankvnk 0:c44f0314d6ec 56 //*****************************************************************************
frankvnk 0:c44f0314d6ec 57 //
frankvnk 0:c44f0314d6ec 58 //! nvmem_read
frankvnk 0:c44f0314d6ec 59 //!
frankvnk 0:c44f0314d6ec 60 //! @param ulFileId nvmem file id:\n
frankvnk 0:c44f0314d6ec 61 //! NVMEM_NVS_FILEID, NVMEM_NVS_SHADOW_FILEID,
frankvnk 0:c44f0314d6ec 62 //! NVMEM_WLAN_CONFIG_FILEID, NVMEM_WLAN_CONFIG_SHADOW_FILEID,
frankvnk 0:c44f0314d6ec 63 //! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
frankvnk 0:c44f0314d6ec 64 //! NVMEM_MAC_FILEID, NVMEM_FRONTEND_VARS_FILEID,
frankvnk 0:c44f0314d6ec 65 //! NVMEM_IP_CONFIG_FILEID, NVMEM_IP_CONFIG_SHADOW_FILEID,
frankvnk 0:c44f0314d6ec 66 //! NVMEM_BOOTLOADER_SP_FILEID, NVMEM_RM_FILEID,
frankvnk 0:c44f0314d6ec 67 //! and user files 12-15.
frankvnk 0:c44f0314d6ec 68 //! @param ulLength number of bytes to read
frankvnk 0:c44f0314d6ec 69 //! @param ulOffset ulOffset in file from where to read
frankvnk 0:c44f0314d6ec 70 //! @param buff output buffer pointer
frankvnk 0:c44f0314d6ec 71 //!
frankvnk 0:c44f0314d6ec 72 //! @return number of bytes read, otherwise error.
frankvnk 0:c44f0314d6ec 73 //!
frankvnk 0:c44f0314d6ec 74 //! @brief Reads data from the file referred by the ulFileId parameter.
frankvnk 0:c44f0314d6ec 75 //! Reads data from file ulOffset till length. Err if the file can't
frankvnk 0:c44f0314d6ec 76 //! be used, is invalid, or if the read is out of bounds.
frankvnk 0:c44f0314d6ec 77 //!
frankvnk 0:c44f0314d6ec 78 //*****************************************************************************
frankvnk 0:c44f0314d6ec 79
frankvnk 0:c44f0314d6ec 80 signed long
frankvnk 0:c44f0314d6ec 81 nvmem_read(unsigned long ulFileId, unsigned long ulLength, unsigned long ulOffset, unsigned char *buff)
frankvnk 0:c44f0314d6ec 82 {
frankvnk 0:c44f0314d6ec 83 unsigned char ucStatus = 0xFF;
frankvnk 0:c44f0314d6ec 84 unsigned char *ptr;
frankvnk 0:c44f0314d6ec 85 unsigned char *args;
frankvnk 0:c44f0314d6ec 86
frankvnk 0:c44f0314d6ec 87 ptr = tSLInformation.pucTxCommandBuffer;
frankvnk 0:c44f0314d6ec 88 args = (ptr + HEADERS_SIZE_CMD);
frankvnk 0:c44f0314d6ec 89
frankvnk 0:c44f0314d6ec 90 // Fill in HCI packet structure
frankvnk 0:c44f0314d6ec 91 args = UINT32_TO_STREAM(args, ulFileId);
frankvnk 0:c44f0314d6ec 92 args = UINT32_TO_STREAM(args, ulLength);
frankvnk 0:c44f0314d6ec 93 args = UINT32_TO_STREAM(args, ulOffset);
frankvnk 0:c44f0314d6ec 94
frankvnk 0:c44f0314d6ec 95 // Initiate a HCI command
frankvnk 0:c44f0314d6ec 96 hci_command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
frankvnk 0:c44f0314d6ec 97 SimpleLinkWaitEvent(HCI_CMND_NVMEM_READ, &ucStatus);
frankvnk 0:c44f0314d6ec 98
frankvnk 0:c44f0314d6ec 99 // In case there is data - read it - even if an error code is returned
frankvnk 0:c44f0314d6ec 100 // Note: It is the user responsibility to ignore the data in case of an error code
frankvnk 0:c44f0314d6ec 101
frankvnk 0:c44f0314d6ec 102 // Wait for the data in a synchronous way. Here we assume that the buffer is
frankvnk 0:c44f0314d6ec 103 // big enough to store also parameters of nvmem
frankvnk 0:c44f0314d6ec 104
frankvnk 0:c44f0314d6ec 105 SimpleLinkWaitData(buff, 0, 0);
frankvnk 0:c44f0314d6ec 106
frankvnk 0:c44f0314d6ec 107 return(ucStatus);
frankvnk 0:c44f0314d6ec 108 }
frankvnk 0:c44f0314d6ec 109
frankvnk 0:c44f0314d6ec 110 //*****************************************************************************
frankvnk 0:c44f0314d6ec 111 //
frankvnk 0:c44f0314d6ec 112 //! nvmem_write
frankvnk 0:c44f0314d6ec 113 //!
frankvnk 0:c44f0314d6ec 114 //! @param ulFileId nvmem file id:\n
frankvnk 0:c44f0314d6ec 115 //! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
frankvnk 0:c44f0314d6ec 116 //! NVMEM_MAC_FILEID, NVMEM_BOOTLOADER_SP_FILEID,
frankvnk 0:c44f0314d6ec 117 //! and user files 12-15.
frankvnk 0:c44f0314d6ec 118 //! @param ulLength number of bytes to write
frankvnk 0:c44f0314d6ec 119 //! @param ulEntryOffset offset in file to start write operation from
frankvnk 0:c44f0314d6ec 120 //! @param buff data to write
frankvnk 0:c44f0314d6ec 121 //!
frankvnk 0:c44f0314d6ec 122 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 123 //!
frankvnk 0:c44f0314d6ec 124 //! @brief Write data to nvmem.
frankvnk 0:c44f0314d6ec 125 //! writes data to file referred by the ulFileId parameter.
frankvnk 0:c44f0314d6ec 126 //! Writes data to file ulOffset till ulLength.The file id will be
frankvnk 0:c44f0314d6ec 127 //! marked invalid till the write is done. The file entry doesn't
frankvnk 0:c44f0314d6ec 128 //! need to be valid - only allocated.
frankvnk 0:c44f0314d6ec 129 //!
frankvnk 0:c44f0314d6ec 130 //*****************************************************************************
frankvnk 0:c44f0314d6ec 131
frankvnk 0:c44f0314d6ec 132 signed long
frankvnk 0:c44f0314d6ec 133 nvmem_write(unsigned long ulFileId, unsigned long ulLength, unsigned long
frankvnk 0:c44f0314d6ec 134 ulEntryOffset, unsigned char *buff)
frankvnk 0:c44f0314d6ec 135 {
frankvnk 0:c44f0314d6ec 136 long iRes;
frankvnk 0:c44f0314d6ec 137 unsigned char *ptr;
frankvnk 0:c44f0314d6ec 138 unsigned char *args;
frankvnk 0:c44f0314d6ec 139
frankvnk 0:c44f0314d6ec 140 iRes = EFAIL;
frankvnk 0:c44f0314d6ec 141
frankvnk 0:c44f0314d6ec 142 ptr = tSLInformation.pucTxCommandBuffer;
frankvnk 0:c44f0314d6ec 143 args = (ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE);
frankvnk 0:c44f0314d6ec 144
frankvnk 0:c44f0314d6ec 145 // Fill in HCI packet structure
frankvnk 0:c44f0314d6ec 146 args = UINT32_TO_STREAM(args, ulFileId);
frankvnk 0:c44f0314d6ec 147 args = UINT32_TO_STREAM(args, 12);
frankvnk 0:c44f0314d6ec 148 args = UINT32_TO_STREAM(args, ulLength);
frankvnk 0:c44f0314d6ec 149 args = UINT32_TO_STREAM(args, ulEntryOffset);
frankvnk 0:c44f0314d6ec 150
frankvnk 0:c44f0314d6ec 151 memcpy((ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE +
frankvnk 0:c44f0314d6ec 152 NVMEM_WRITE_PARAMS_LEN),buff,ulLength);
frankvnk 0:c44f0314d6ec 153
frankvnk 0:c44f0314d6ec 154 // Initiate a HCI command but it will come on data channel
frankvnk 0:c44f0314d6ec 155 hci_data_command_send(HCI_CMND_NVMEM_WRITE, ptr, NVMEM_WRITE_PARAMS_LEN,
frankvnk 0:c44f0314d6ec 156 ulLength);
frankvnk 0:c44f0314d6ec 157
frankvnk 0:c44f0314d6ec 158 SimpleLinkWaitEvent(HCI_EVNT_NVMEM_WRITE, &iRes);
frankvnk 0:c44f0314d6ec 159
frankvnk 0:c44f0314d6ec 160 return(iRes);
frankvnk 0:c44f0314d6ec 161 }
frankvnk 0:c44f0314d6ec 162
frankvnk 0:c44f0314d6ec 163
frankvnk 0:c44f0314d6ec 164 //*****************************************************************************
frankvnk 0:c44f0314d6ec 165 //
frankvnk 0:c44f0314d6ec 166 //! nvmem_set_mac_address
frankvnk 0:c44f0314d6ec 167 //!
frankvnk 0:c44f0314d6ec 168 //! @param mac mac address to be set
frankvnk 0:c44f0314d6ec 169 //!
frankvnk 0:c44f0314d6ec 170 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 171 //!
frankvnk 0:c44f0314d6ec 172 //! @brief Write MAC address to EEPROM.
frankvnk 0:c44f0314d6ec 173 //! mac address as appears over the air (OUI first)
frankvnk 0:c44f0314d6ec 174 //!
frankvnk 0:c44f0314d6ec 175 //*****************************************************************************
frankvnk 0:c44f0314d6ec 176
frankvnk 0:c44f0314d6ec 177 unsigned char nvmem_set_mac_address(unsigned char *mac)
frankvnk 0:c44f0314d6ec 178 {
frankvnk 0:c44f0314d6ec 179 return nvmem_write(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
frankvnk 0:c44f0314d6ec 180 }
frankvnk 0:c44f0314d6ec 181
frankvnk 0:c44f0314d6ec 182 //*****************************************************************************
frankvnk 0:c44f0314d6ec 183 //
frankvnk 0:c44f0314d6ec 184 //! nvmem_get_mac_address
frankvnk 0:c44f0314d6ec 185 //!
frankvnk 0:c44f0314d6ec 186 //! @param[out] mac mac address
frankvnk 0:c44f0314d6ec 187 //!
frankvnk 0:c44f0314d6ec 188 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 189 //!
frankvnk 0:c44f0314d6ec 190 //! @brief Read MAC address from EEPROM.
frankvnk 0:c44f0314d6ec 191 //! mac address as appears over the air (OUI first)
frankvnk 0:c44f0314d6ec 192 //!
frankvnk 0:c44f0314d6ec 193 //*****************************************************************************
frankvnk 0:c44f0314d6ec 194
frankvnk 0:c44f0314d6ec 195 unsigned char nvmem_get_mac_address(unsigned char *mac)
frankvnk 0:c44f0314d6ec 196 {
frankvnk 0:c44f0314d6ec 197 return nvmem_read(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
frankvnk 0:c44f0314d6ec 198 }
frankvnk 0:c44f0314d6ec 199
frankvnk 0:c44f0314d6ec 200 //*****************************************************************************
frankvnk 0:c44f0314d6ec 201 //
frankvnk 0:c44f0314d6ec 202 //! nvmem_write_patch
frankvnk 0:c44f0314d6ec 203 //!
frankvnk 0:c44f0314d6ec 204 //! @param ulFileId nvmem file id:\n
frankvnk 0:c44f0314d6ec 205 //! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
frankvnk 0:c44f0314d6ec 206 //! @param spLength number of bytes to write
frankvnk 0:c44f0314d6ec 207 //! @param spData SP data to write
frankvnk 0:c44f0314d6ec 208 //!
frankvnk 0:c44f0314d6ec 209 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 210 //!
frankvnk 0:c44f0314d6ec 211 //! @brief program a patch to a specific file ID.
frankvnk 0:c44f0314d6ec 212 //! The SP data is assumed to be organized in 2-dimensional.
frankvnk 0:c44f0314d6ec 213 //! Each line is SP_PORTION_SIZE bytes long. Actual programming is
frankvnk 0:c44f0314d6ec 214 //! applied in SP_PORTION_SIZE bytes portions.
frankvnk 0:c44f0314d6ec 215 //!
frankvnk 0:c44f0314d6ec 216 //*****************************************************************************
frankvnk 0:c44f0314d6ec 217
frankvnk 0:c44f0314d6ec 218 unsigned char nvmem_write_patch(unsigned long ulFileId, unsigned long spLength, const unsigned char *spData)
frankvnk 0:c44f0314d6ec 219 {
frankvnk 0:c44f0314d6ec 220 unsigned char status = 0;
frankvnk 0:c44f0314d6ec 221 unsigned short offset = 0;
frankvnk 0:c44f0314d6ec 222 unsigned char* spDataPtr = (unsigned char*)spData;
frankvnk 0:c44f0314d6ec 223
frankvnk 0:c44f0314d6ec 224 while ((status == 0) && (spLength >= SP_PORTION_SIZE))
frankvnk 0:c44f0314d6ec 225 {
frankvnk 0:c44f0314d6ec 226 status = nvmem_write(ulFileId, SP_PORTION_SIZE, offset, spDataPtr);
frankvnk 0:c44f0314d6ec 227 offset += SP_PORTION_SIZE;
frankvnk 0:c44f0314d6ec 228 spLength -= SP_PORTION_SIZE;
frankvnk 0:c44f0314d6ec 229 spDataPtr += SP_PORTION_SIZE;
frankvnk 0:c44f0314d6ec 230 }
frankvnk 0:c44f0314d6ec 231
frankvnk 0:c44f0314d6ec 232 if (status !=0)
frankvnk 0:c44f0314d6ec 233 {
frankvnk 0:c44f0314d6ec 234 // NVMEM error occurred
frankvnk 0:c44f0314d6ec 235 return status;
frankvnk 0:c44f0314d6ec 236 }
frankvnk 0:c44f0314d6ec 237
frankvnk 0:c44f0314d6ec 238 if (spLength != 0)
frankvnk 0:c44f0314d6ec 239 {
frankvnk 0:c44f0314d6ec 240 // if reached here, a reminder is left
frankvnk 0:c44f0314d6ec 241 status = nvmem_write(ulFileId, spLength, offset, spDataPtr);
frankvnk 0:c44f0314d6ec 242 }
frankvnk 0:c44f0314d6ec 243
frankvnk 0:c44f0314d6ec 244 return status;
frankvnk 0:c44f0314d6ec 245 }
frankvnk 0:c44f0314d6ec 246
frankvnk 0:c44f0314d6ec 247 //*****************************************************************************
frankvnk 0:c44f0314d6ec 248 //
frankvnk 0:c44f0314d6ec 249 //! nvmem_read_sp_version
frankvnk 0:c44f0314d6ec 250 //!
frankvnk 0:c44f0314d6ec 251 //! @param[out] patchVer first number indicates package ID and the second
frankvnk 0:c44f0314d6ec 252 //! number indicates package build number
frankvnk 0:c44f0314d6ec 253 //!
frankvnk 0:c44f0314d6ec 254 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 255 //!
frankvnk 0:c44f0314d6ec 256 //! @brief Read patch version. read package version (WiFi FW patch,
frankvnk 0:c44f0314d6ec 257 //! driver-supplicant-NS patch, bootloader patch)
frankvnk 0:c44f0314d6ec 258 //!
frankvnk 0:c44f0314d6ec 259 //*****************************************************************************
frankvnk 0:c44f0314d6ec 260 #ifndef CC3000_TINY_DRIVER
frankvnk 0:c44f0314d6ec 261 unsigned char nvmem_read_sp_version(unsigned char* patchVer)
frankvnk 0:c44f0314d6ec 262 {
frankvnk 0:c44f0314d6ec 263 unsigned char *ptr;
frankvnk 0:c44f0314d6ec 264 // 1st byte is the status and the rest is the SP version
frankvnk 0:c44f0314d6ec 265 unsigned char retBuf[5];
frankvnk 0:c44f0314d6ec 266
frankvnk 0:c44f0314d6ec 267 ptr = tSLInformation.pucTxCommandBuffer;
frankvnk 0:c44f0314d6ec 268
frankvnk 0:c44f0314d6ec 269 // Initiate a HCI command, no args are required
frankvnk 0:c44f0314d6ec 270 hci_command_send(HCI_CMND_READ_SP_VERSION, ptr, 0);
frankvnk 0:c44f0314d6ec 271 SimpleLinkWaitEvent(HCI_CMND_READ_SP_VERSION, retBuf);
frankvnk 0:c44f0314d6ec 272
frankvnk 0:c44f0314d6ec 273 // package ID
frankvnk 0:c44f0314d6ec 274 *patchVer = retBuf[3];
frankvnk 0:c44f0314d6ec 275 // package build number
frankvnk 0:c44f0314d6ec 276 *(patchVer+1) = retBuf[4];
frankvnk 0:c44f0314d6ec 277
frankvnk 0:c44f0314d6ec 278 return(retBuf[0]);
frankvnk 0:c44f0314d6ec 279 }
frankvnk 0:c44f0314d6ec 280 #endif
frankvnk 0:c44f0314d6ec 281
frankvnk 0:c44f0314d6ec 282 //*****************************************************************************
frankvnk 0:c44f0314d6ec 283 //
frankvnk 0:c44f0314d6ec 284 //! nvmem_create_entry
frankvnk 0:c44f0314d6ec 285 //!
frankvnk 0:c44f0314d6ec 286 //! @param ulFileId nvmem file Id:\n
frankvnk 0:c44f0314d6ec 287 //! * NVMEM_AES128_KEY_FILEID: 12
frankvnk 0:c44f0314d6ec 288 //! * NVMEM_SHARED_MEM_FILEID: 13
frankvnk 0:c44f0314d6ec 289 //! * and fileIDs 14 and 15
frankvnk 0:c44f0314d6ec 290 //! @param ulNewLen entry ulLength
frankvnk 0:c44f0314d6ec 291 //!
frankvnk 0:c44f0314d6ec 292 //! @return on success 0, error otherwise.
frankvnk 0:c44f0314d6ec 293 //!
frankvnk 0:c44f0314d6ec 294 //! @brief Create new file entry and allocate space on the NVMEM.
frankvnk 0:c44f0314d6ec 295 //! Applies only to user files.
frankvnk 0:c44f0314d6ec 296 //! Modify the size of file.
frankvnk 0:c44f0314d6ec 297 //! If the entry is unallocated - allocate it to size
frankvnk 0:c44f0314d6ec 298 //! ulNewLen (marked invalid).
frankvnk 0:c44f0314d6ec 299 //! If it is allocated then deallocate it first.
frankvnk 0:c44f0314d6ec 300 //! To just mark the file as invalid without resizing -
frankvnk 0:c44f0314d6ec 301 //! set ulNewLen=0.
frankvnk 0:c44f0314d6ec 302 //!
frankvnk 0:c44f0314d6ec 303 //*****************************************************************************
frankvnk 0:c44f0314d6ec 304
frankvnk 0:c44f0314d6ec 305 signed long
frankvnk 0:c44f0314d6ec 306 nvmem_create_entry(unsigned long ulFileId, unsigned long ulNewLen)
frankvnk 0:c44f0314d6ec 307 {
frankvnk 0:c44f0314d6ec 308 unsigned char *ptr;
frankvnk 0:c44f0314d6ec 309 unsigned char *args;
frankvnk 0:c44f0314d6ec 310 unsigned short retval;
frankvnk 0:c44f0314d6ec 311
frankvnk 0:c44f0314d6ec 312 ptr = tSLInformation.pucTxCommandBuffer;
frankvnk 0:c44f0314d6ec 313 args = (ptr + HEADERS_SIZE_CMD);
frankvnk 0:c44f0314d6ec 314
frankvnk 0:c44f0314d6ec 315 // Fill in HCI packet structure
frankvnk 0:c44f0314d6ec 316 args = UINT32_TO_STREAM(args, ulFileId);
frankvnk 0:c44f0314d6ec 317 args = UINT32_TO_STREAM(args, ulNewLen);
frankvnk 0:c44f0314d6ec 318
frankvnk 0:c44f0314d6ec 319 // Initiate a HCI command
frankvnk 0:c44f0314d6ec 320 hci_command_send(HCI_CMND_NVMEM_CREATE_ENTRY,ptr, NVMEM_CREATE_PARAMS_LEN);
frankvnk 0:c44f0314d6ec 321
frankvnk 0:c44f0314d6ec 322 SimpleLinkWaitEvent(HCI_CMND_NVMEM_CREATE_ENTRY, &retval);
frankvnk 0:c44f0314d6ec 323
frankvnk 0:c44f0314d6ec 324 return(retval);
frankvnk 0:c44f0314d6ec 325 }
frankvnk 0:c44f0314d6ec 326
frankvnk 0:c44f0314d6ec 327
frankvnk 0:c44f0314d6ec 328
frankvnk 0:c44f0314d6ec 329 //*****************************************************************************
frankvnk 0:c44f0314d6ec 330 //
frankvnk 0:c44f0314d6ec 331 // Close the Doxygen group.
frankvnk 0:c44f0314d6ec 332 //! @}
frankvnk 0:c44f0314d6ec 333 //
frankvnk 0:c44f0314d6ec 334 //*****************************************************************************
frankvnk 0:c44f0314d6ec 335
frankvnk 0:c44f0314d6ec 336
frankvnk 0:c44f0314d6ec 337
frankvnk 0:c44f0314d6ec 338
frankvnk 0:c44f0314d6ec 339