122 lines
3.3 KiB
C++
122 lines
3.3 KiB
C++
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#include "fpgacontrol.h"
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#include "libmtd.h"
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <stdint.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <thread>
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#define MTD_NODE "/dev/mtd0"
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#define FPGAFILEPATH "/etc/fpgaupdatefile.bin"
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fpgacontrol::fpgacontrol() :
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m_fpgafile_fd(0),
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m_updateEnable(false)
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{
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//printf("fpga version : %d \n", fpgaversion);
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}
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fpgacontrol::~fpgacontrol()
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{
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}
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bool fpgacontrol::ifneedupdatefpga()
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{
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if ((access(FPGAFILEPATH, F_OK)) != -1)
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{
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m_updateEnable = true;
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printf("found %s file ,will update fpga later!\n", FPGAFILEPATH);
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}
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else
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{
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m_updateEnable = false;
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printf("%s file do not exist!\n", FPGAFILEPATH);
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}
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return m_updateEnable;
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}
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bool fpgacontrol::updatefpga()
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{
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if (!m_updateEnable)
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{
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printf("checked don't need to update fpga\n");
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return false;
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}
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return updatefpgafirmware(FPGAFILEPATH);
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}
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bool fpgacontrol::updatefpgafirmware(std::string fpgafirmpath)
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{
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system("echo 68 > /sys/class/gpio/export");
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system("echo out > /sys/class/gpio/gpio68/direction");
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system("echo 0 > /sys/class/gpio/gpio68/value");
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if ((m_fpgafile_fd = open(MTD_NODE, O_RDWR)) <= 0)
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{
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printf("update fpga error,on open mtd node!\n");
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return false;
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}
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libmtd_t desc;
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desc = libmtd_open();
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if (NULL == desc)
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{
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printf("libmtd_open error...\n");
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return false;
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}
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mtd_dev_info dev_info;
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mtd_get_dev_info(desc, MTD_NODE, &dev_info);
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printf("mtd_num = %x\n", dev_info.mtd_num);
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printf("major = %x\n", dev_info.major);
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printf("minor = %x\n", dev_info.minor);
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printf("type_str = %s\n", dev_info.type_str);
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printf("name = %s\n", dev_info.name);
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printf("size = %d\n", dev_info.size);
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printf("eb_cnt = %d\n", dev_info.eb_cnt);
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printf("eb_size = %d\n", dev_info.eb_size);
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printf("min_io_size = %d\n", dev_info.min_io_size);
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printf("subpage_size = %d\n", dev_info.subpage_size);
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printf("oob_size = %d\n", dev_info.oob_size);
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printf("region_cnt = %d\n", dev_info.region_cnt);
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printf("writable = %d\n", dev_info.writable);
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printf("bb_allowed = %d\n", dev_info.bb_allowed);
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for (int i = 0; i < dev_info.eb_cnt; i++)
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{
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if (mtd_erase(desc, &dev_info, m_fpgafile_fd, i) != 0)
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{
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printf("mtd_erase error...........\n");
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if (desc)
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{
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libmtd_close(desc);
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desc = NULL;
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}
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if (m_fpgafile_fd)
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{
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close(m_fpgafile_fd);
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m_fpgafile_fd = NULL;
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}
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//system("echo 1 > /sys/class/gpio/gpio221/value");
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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return false;
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}
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}
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int ret = mtd_write_img(&dev_info, m_fpgafile_fd, 0, 0, fpgafirmpath.c_str());
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libmtd_close(desc);
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if (ret < 0)
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{
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printf("mtd_write_img failed...........\n");
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return false;
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}
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else
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{
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printf("mtd_write_img success...........\n");
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std::string rmcmd = "rm -f /etc/fpgaupdatefile.bin";
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system(rmcmd.c_str());
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return true;
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}
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}
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