Diff: cc3000_nvmem.cpp

Revision:

0:615c697c33b0

Child:

20:30b6ed7bf8fd

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cc3000_nvmem.cpp	Thu Sep 19 07:55:14 2013 +0000
@@ -0,0 +1,186 @@
+/*****************************************************************************
+*
+*  C++ interface/implementation created by Martin Kojtal (0xc0170). Thanks to
+*  Jim Carver and Frank Vannieuwkerke for their inital cc3000 mbed port and
+*  provided help.
+*
+*  This version of "host driver" uses CC3000 Host Driver Implementation. Thus
+*  read the following copyright:
+*
+*  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.
+*
+*****************************************************************************/
+#include "cc3000.h"
+#include "cc3000_nvmem.h"
+#include "cc3000_common.h"
+
+namespace mbed_cc3000 {
+
+cc3000_nvmem::cc3000_nvmem(cc3000_hci &hci, cc3000_event &event, cc3000_simple_link &simple_link)
+        : _hci(hci), _event(event), _simple_link(simple_link) {
+
+}
+
+cc3000_nvmem::~cc3000_nvmem() {
+
+}
+
+int32_t  cc3000_nvmem::read(uint32_t file_id, uint32_t length, uint32_t offset, uint8_t *buff) {
+    uint8_t ucStatus = 0xFF;
+    uint8_t *ptr;
+    uint8_t *args;
+
+    ptr = _simple_link.get_transmit_buffer();
+    args = (ptr + HEADERS_SIZE_CMD);
+    // Fill in HCI packet structure
+    args = UINT32_TO_STREAM(args, file_id);
+    args = UINT32_TO_STREAM(args, length);
+    args = UINT32_TO_STREAM(args, offset);
+
+    // Initiate HCI command
+    _hci.command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
+    _event.simplelink_wait_event(HCI_CMND_NVMEM_READ, &ucStatus);
+
+    // If data is present, read it even when an error is returned.
+    // Note: It is the users responsibility to ignore the data when an error is returned.
+    // Wait for the data in a synchronous way.
+    //  We assume the buffer is large enough to also store nvmem parameters.
+    _event.simplelink_wait_data(buff, 0, 0);
+
+    return(ucStatus);
+}
+
+int32_t  cc3000_nvmem::write(uint32_t file_id, uint32_t length, uint32_t entry_offset, uint8_t *buff) {
+    int32_t iRes;
+    uint8_t *ptr;
+    uint8_t *args;
+
+    iRes = EFAIL;
+
+    ptr = _simple_link.get_transmit_buffer();
+    args = (ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE);
+
+    // Fill in HCI packet structure
+    args = UINT32_TO_STREAM(args, file_id);
+    args = UINT32_TO_STREAM(args, 12);
+    args = UINT32_TO_STREAM(args, length);
+    args = UINT32_TO_STREAM(args, entry_offset);
+
+    memcpy((ptr + SPI_HEADER_SIZE + HCI_DATA_CMD_HEADER_SIZE +
+                    NVMEM_WRITE_PARAMS_LEN),buff,length);
+
+    // Initiate a HCI command on the data channel
+    _hci.data_command_send(HCI_CMND_NVMEM_WRITE, ptr, NVMEM_WRITE_PARAMS_LEN, length);
+
+    _event.simplelink_wait_event(HCI_EVNT_NVMEM_WRITE, &iRes);
+
+    return(iRes);
+}
+
+uint8_t  cc3000_nvmem::set_mac_address(uint8_t *mac) {
+    return  write(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
+}
+
+uint8_t  cc3000_nvmem::get_mac_address(uint8_t *mac) {
+    return  read(NVMEM_MAC_FILEID, MAC_ADDR_LEN, 0, mac);
+}
+
+uint8_t  cc3000_nvmem::write_patch(uint32_t file_id, uint32_t length, const uint8_t *data) {
+    uint8_t     status = 0;
+    uint16_t    offset = 0;
+    uint8_t*      spDataPtr = (uint8_t*)data;
+
+    while ((status == 0) && (length >= SP_PORTION_SIZE))
+    {
+        status = write(file_id, SP_PORTION_SIZE, offset, spDataPtr);
+        offset += SP_PORTION_SIZE;
+        length -= SP_PORTION_SIZE;
+        spDataPtr += SP_PORTION_SIZE;
+    }
+
+    if (status !=0)
+    {
+        // NVMEM error occurred
+        return status;
+    }
+
+    if (length != 0)
+    {
+        // If length MOD 512 is nonzero, write the remaining bytes.
+        status = write(file_id, length, offset, spDataPtr);
+    }
+
+    return status;
+}
+
+int32_t  cc3000_nvmem::create_entry(uint32_t file_id, uint32_t new_len) {
+    uint8_t *ptr;
+    uint8_t *args;
+    uint16_t retval;
+
+    ptr = _simple_link.get_transmit_buffer();
+    args = (ptr + HEADERS_SIZE_CMD);
+
+    // Fill in HCI packet structure
+    args = UINT32_TO_STREAM(args, file_id);
+    args = UINT32_TO_STREAM(args, new_len);
+
+    // Initiate a HCI command
+    _hci.command_send(HCI_CMND_NVMEM_CREATE_ENTRY,ptr, NVMEM_CREATE_PARAMS_LEN);
+
+    _event.simplelink_wait_event(HCI_CMND_NVMEM_CREATE_ENTRY, &retval);
+
+    return(retval);
+}
+
+#ifndef CC3000_TINY_DRIVER
+uint8_t  cc3000_nvmem::read_sp_version(uint8_t* patch_ver) {
+    uint8_t *ptr;
+    // 1st byte is the status and the rest is the SP version
+    uint8_t retBuf[5];
+
+    ptr = _simple_link.get_transmit_buffer();
+
+   // Initiate a HCI command, no args are required
+    _hci.command_send(HCI_CMND_READ_SP_VERSION, ptr, 0);
+    _event.simplelink_wait_event(HCI_CMND_READ_SP_VERSION, retBuf);
+
+    // package ID
+    *patch_ver = retBuf[3];
+    // package build number
+    *(patch_ver+1) = retBuf[4];
+
+    return(retBuf[0]);
+}
+
+#endif
+
+}