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kunlun/dtest/kl2_i2c_test/kl2_i2c_test.c
andy c756587541 初始提交
2024-09-28 14:24:04 +08:00

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9.2 KiB
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/****************************************************************************
*
* Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
*
* This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics Ltd and MAY NOT
* be copied by any method or incorporated into another program without
* the express written consent of Aerospace C.Power. This Information or any portion
* thereof remains the property of Aerospace C.Power. The Information contained herein
* is believed to be accurate and Aerospace C.Power assumes no responsibility or
* liability for its use in any way and conveys no license or title under
* any patent or copyright and makes no representation or warranty that this
* Information is free from patent or copyright infringement.
*
* ****************************************************************************/
/* os shim includes */
#include "os_types.h"
#include "os_task.h"
#include "os_utils.h"
#include "iot_errno_api.h"
/* common includes */
#include "iot_io.h"
#include "iot_bitops.h"
#include "iot_config.h"
/* driver includes */
#include "iot_clock.h"
#include "iot_uart.h"
#include "iot_i2c_api.h"
#include "iot_gpio_api.h"
#include "i2c_slv_hw.h"
/* cli includes */
#include "iot_cli.h"
#include "iot_uart_h.h"
/* debug includes*/
#include "dbg_io.h"
#include "hw_reg_api.h"
#include "gpio_mtx.h"
#include "i2c_reg.h"
#include "pmu_test.h"
#define I2C_S_READ (1 << 0)
#define I2C_S_WRITE (1 << 1)
#define I2C_S_FILE (1 << 2)
#define I2C_S_ALL (I2C_S_READ | I2C_S_WRITE)
#define TEST_CASE (I2C_S_FILE)
os_task_h test_init_handle;
extern int platform_init();
uint8_t test_dev_addr = 0x1b;
uint8_t i2c_test_data[] = {0xff, 0xfd, 0x80};
iot_i2c_module_cfg_t g_cfg = {0};
int gpio_rst_test(uint8_t gpio)
{
uint8_t r = ERR_FAIL;
r = iot_gpio_open_as_output(gpio);
if(r != 0)
{
iot_printf("\ngpio_set_direction failed!\n");
}
if (0 != iot_gpio_value_set(gpio, 1)) {
iot_printf("\n WRITE 1 FAILED\n");
r = ERR_FAIL;
} else {
os_delay(1000);
if (0 != iot_gpio_value_set(gpio, 0)) {
iot_printf("\n WRITE 0 FAILED\n");
r = ERR_FAIL;
} else {
r = ERR_OK;
}
os_delay(1000);
if (0 != iot_gpio_value_set(gpio, 1)) {
iot_printf("\n WRITE 1 FAILED\n");
r = ERR_FAIL;
} else {
r = ERR_OK;
}
}
iot_gpio_close(gpio);
return r;
}
int i2c_write_command(uint8_t addr, uint8_t reg1, uint8_t reg2, uint8_t val)
{
uint8_t ret = 0;
char buf[4] = {0};
buf[0] = reg1;
buf[1] = reg2;
buf[2] = val;
ret = iot_i2c_write(g_cfg.port, addr, buf, 3);
os_delay(10);
// todo : receive buffer from rdata fifo
return ret;
}
int i2c_write_file(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len)
{
uint8_t ret = 0;
char buf[33] = {0};
buf[0] = reg;
os_mem_cpy(buf+1, data, len);
ret = iot_i2c_write(g_cfg.port, addr, buf, len+1);
os_delay(10);
// todo : receive buffer from rdata fifo
return ret;
}
int i2c_read_file(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len)
{
uint8_t ret = 0;
char buf[33] = {0};
buf[0] = reg;
ret = iot_i2c_write(g_cfg.port, addr, buf, 1);
if (ret) {
iot_printf("i2c_read_command write addr error\n");
return ret;
}
os_delay(10);
ret = iot_i2c_read(g_cfg.port, addr, (char *)data, len);
//if slave wdata fifo is not empty, the master will receive nak at the end
if (ret) {
iot_printf("i2c_read_command get value error\n");
return ret;
}
return ret;
}
int i2c_read_command(uint8_t addr, uint16_t reg, uint8_t *data, uint8_t len)
{
uint8_t ret = 0;
char buf[4] = {0};
buf[0] = reg >> 8;
buf[1] = reg & 0xff;
ret = iot_i2c_write(g_cfg.port, addr, buf, 2);
if (ret) {
iot_printf("i2c_read_command write addr error\n");
return ret;
}
// todo : if write match write pattern, put buffer info wdata fifo
os_delay(10);
ret = iot_i2c_read(g_cfg.port, addr, (char *)data, len);
//if slave wdata fifo is not empty, the master will receive nak at the end
if (ret) {
iot_printf("i2c_read_command get value error\n");
return ret;
}
return ret;
}
void i2c_test_task()
{
// gpio reset
//gpio_rst_test(2);
//gpio_rst_test(3);
//gpio_rst_test(4);
//gpio_rst_test(5);
// i2c master init
g_cfg.port = IOT_I2C_PORT_0;
g_cfg.nack_wait_num = 1;
g_cfg.baud = 50;
g_cfg.gpio.scl = 2;
g_cfg.gpio.sda = 3;
iot_i2c_module_init(&g_cfg);
// i2c slave init
i2c_s_gpio_sel(0, 4, 5);
i2c_s_port_enable(0);
i2c_s_set_dev_addr(0, test_dev_addr);
i2c_s_reset(0);
i2c_s_ena(0);
// send i2c command
while(1) {
#if TEST_CASE & I2C_S_WRITE
do {
int ret = 0;
ret = i2c_write_command(test_dev_addr, i2c_test_data[0],
i2c_test_data[1], i2c_test_data[2]);
if (ret) {
iot_printf("write regs error[%d]\n", ret);
} else {
iot_printf("write successful, \n");
}
} while(0);
#endif
#if TEST_CASE & I2C_S_READ
do {
uint8_t val = 0xaa;
if(i2c_read_command(test_dev_addr, 0xaa55, &val, 1)) {
iot_printf("read error\n");
} else {
iot_printf("read value: %02x\n", val);
}
} while(0);
#endif
#if TEST_CASE & I2C_S_FILE // test pmu rom code
// command control
// write reg
#define I2C_REG_CTRL (0x23)
#define I2C_REG_TRANS (0x45)
// read reg
#define I2C_REG_RLEN (0x67)
// reg control segment
#define I2C_CTRL_START (0x11)
#define I2C_CTRL_BOOT (0x33)
do {
int ret = 0;
uint8_t test_val = 0x22;
ret = i2c_write_file(test_dev_addr, I2C_REG_CTRL, &test_val, 1);
iot_printf("send stop command\n");
// send start trans reg
uint8_t start_val = I2C_CTRL_START;
ret = i2c_write_file(test_dev_addr, I2C_REG_CTRL, &start_val, 1);
iot_printf("send start command\n");
// send code
uint8_t *p = pmu_test_bin;
uint8_t step = 4;
uint32_t cnt = pmu_test_bin_len / step;
uint32_t left = pmu_test_bin_len % step;
for(uint32_t i = 0; i < cnt; i++) {
ret = i2c_write_file(test_dev_addr, I2C_REG_TRANS, p+i*step, step);
if (ret) {
iot_printf("write regs error[%d]\n");
} else {
iot_printf("write successful,i =%d\n", i);
}
}
if (left > 0) {
ret = i2c_write_file(test_dev_addr, I2C_REG_TRANS, p+cnt*step, left);
if (ret) {
iot_printf("write regs error[%d]\n");
} else {
iot_printf("write left successful, left: %d\n", left);
}
}
// read written length command
uint32_t len = 0;
ret = i2c_read_file(test_dev_addr, I2C_REG_RLEN, (uint8_t *)&len, 2);
if (ret) {
iot_printf("read regs error\n");
} else {
iot_printf("read successful\n");
iot_printf("len: %x\n", len);
}
// send boot command
uint8_t boot_val = I2C_CTRL_BOOT;
ret = i2c_write_file(test_dev_addr, I2C_REG_CTRL, &boot_val, 1);
if (ret) {
iot_printf("write regs error\n");
} else {
iot_printf("write successful\n");
}
iot_printf("send boot command\n");
while(1) {
os_delay(1000);
iot_printf(".............\n");
}
while(1);
} while(0);
#endif
}
}
void i2c_test_task_init()
{
os_task_h handle;
handle = os_create_task(i2c_test_task, NULL, 6);
if(handle != NULL) {
iot_printf("task create successfully...\n");
}
}
void i2c_test_init()
{
/* init common modules */
iot_bitops_init();
/* init os related modules and utilities */
os_utils_init();
/* gpio matrix enable */
gpio_mtx_enable();
/*init uart module*/
iot_uart_init(1);
i2c_test_task_init();
}
void i2c_init_task(void *arg)
{
iot_printf("task 1 entry....\n");
for(;;) {
i2c_test_init();
os_delete_task(test_init_handle);
}
}
int32_t i2c_task_init()
{
/* start plc lib task */
test_init_handle = os_create_task(i2c_init_task, NULL, 9);
//create the tasks;
if(test_init_handle != NULL) {
iot_printf("task 1 init successfully...\n");
}
return 0;
}
int32_t i2c_task_start()
{
os_start_kernel();
return 0;
}
int32_t iot_platform_init()
{
platform_init();
system_clock_init();
system_uart_init();
dbg_uart_init();
return 0;
}
int32_t iot_module_init(void)
{
//platform intialization;
iot_platform_init();
//create all the tasks;
i2c_task_init();
iot_printf("starting...\n");
return 0;
}
int main(void)
{
//module init;
iot_module_init();
//module start;
i2c_task_start();
return 0;
}
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