OVMS3-idf/components/esp32/include/rom/ets_sys.h
2016-11-22 21:54:49 +08:00

625 lines
17 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

// Copyright 2010-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef _ROM_ETS_SYS_H_
#define _ROM_ETS_SYS_H_
#include <stdint.h>
#include <stdbool.h>
#include "soc/soc.h"
#ifdef __cplusplus
extern "C" {
#endif
/** \defgroup ets_sys_apis, ets system related apis
* @brief ets system apis
*/
/** @addtogroup ets_sys_apis
* @{
*/
/************************************************************************
* NOTE
* Many functions in this header files can't be run in FreeRTOS.
* Please see the comment of the Functions.
* There are also some functions that doesn't work on FreeRTOS
* without listed in the header, such as:
* xtos functions start with "_xtos_" in ld file.
*
***********************************************************************
*/
/** \defgroup ets_apis, Espressif Task Scheduler related apis
* @brief ets apis
*/
/** @addtogroup ets_apis
* @{
*/
typedef enum {
ETS_OK = 0, /**< return successful in ets*/
ETS_FAILED = 1 /**< return failed in ets*/
} ETS_STATUS;
typedef uint32_t ETSSignal;
typedef uint32_t ETSParam;
typedef struct ETSEventTag ETSEvent; /**< Event transmit/receive in ets*/
struct ETSEventTag {
ETSSignal sig; /**< Event signal, in same task, different Event with different signal*/
ETSParam par; /**< Event parameter, sometimes without usage, then will be set as 0*/
};
typedef void (*ETSTask)(ETSEvent *e); /**< Type of the Task processer*/
typedef void (* ets_idle_cb_t)(void *arg); /**< Type of the system idle callback*/
/**
* @brief Start the Espressif Task Scheduler, which is an infinit loop. Please do not add code after it.
*
* @param none
*
* @return none
*/
void ets_run(void);
/**
* @brief Set the Idle callback, when Tasks are processed, will call the callback before CPU goto sleep.
*
* @param ets_idle_cb_t func : The callback function.
*
* @param void *arg : Argument of the callback.
*
* @return None
*/
void ets_set_idle_cb(ets_idle_cb_t func, void *arg);
/**
* @brief Init a task with processer, priority, queue to receive Event, queue length.
*
* @param ETSTask task : The task processer.
*
* @param uint8_t prio : Task priority, 0-31, bigger num with high priority, one priority with one task.
*
* @param ETSEvent *queue : Queue belongs to the task, task always receives Events, Queue is circular used.
*
* @param uint8_t qlen : Queue length.
*
* @return None
*/
void ets_task(ETSTask task, uint8_t prio, ETSEvent *queue, uint8_t qlen);
/**
* @brief Post an event to an Task.
*
* @param uint8_t prio : Priority of the Task.
*
* @param ETSSignal sig : Event signal.
*
* @param ETSParam par : Event parameter
*
* @return ETS_OK : post successful
* @return ETS_FAILED : post failed
*/
ETS_STATUS ets_post(uint8_t prio, ETSSignal sig, ETSParam par);
/**
* @}
*/
/** \defgroup ets_boot_apis, Boot routing related apis
* @brief ets boot apis
*/
/** @addtogroup ets_apis
* @{
*/
extern const char *const exc_cause_table[40]; ///**< excption cause that defined by the core.*/
/**
* @brief Set Pro cpu Entry code, code can be called in PRO CPU when booting is not completed.
* When Pro CPU booting is completed, Pro CPU will call the Entry code if not NULL.
*
* @param uint32_t start : the PRO Entry code address value in uint32_t
*
* @return None
*/
void ets_set_user_start(uint32_t start);
/**
* @brief Set Pro cpu Startup code, code can be called when booting is not completed, or in Entry code.
* When Entry code completed, CPU will call the Startup code if not NULL, else call ets_run.
*
* @param uint32_t callback : the Startup code address value in uint32_t
*
* @return None : post successful
*/
void ets_set_startup_callback(uint32_t callback);
/**
* @brief Set App cpu Entry code, code can be called in PRO CPU.
* When APP booting is completed, APP CPU will call the Entry code if not NULL.
*
* @param uint32_t start : the APP Entry code address value in uint32_t, stored in register APPCPU_CTRL_REG_D.
*
* @return None
*/
void ets_set_appcpu_boot_addr(uint32_t start);
/**
* @brief unpack the image in flash to iram and dram, no using cache.
*
* @param uint32_t pos : Flash physical address.
*
* @param uint32_t *entry_addr: the pointer of an variable that can store Entry code address.
*
* @param bool jump : Jump into the code in the function or not.
*
* @param bool config : Config the flash when unpacking the image, config should be done only once.
*
* @return ETS_OK : unpack successful
* @return ETS_FAILED : unpack failed
*/
ETS_STATUS ets_unpack_flash_code_legacy(uint32_t pos, uint32_t *entry_addr, bool jump, bool config);
/**
* @brief unpack the image in flash to iram and dram, using cache, maybe decrypting.
*
* @param uint32_t pos : Flash physical address.
*
* @param uint32_t *entry_addr: the pointer of an variable that can store Entry code address.
*
* @param bool jump : Jump into the code in the function or not.
*
* @param bool sb_need_check : Do security boot check or not.
*
* @param bool config : Config the flash when unpacking the image, config should be done only once.
*
* @return ETS_OK : unpack successful
* @return ETS_FAILED : unpack failed
*/
ETS_STATUS ets_unpack_flash_code(uint32_t pos, uint32_t *entry_addr, bool jump, bool sb_need_check, bool config);
/**
* @}
*/
/** \defgroup ets_printf_apis, ets_printf related apis used in ets
* @brief ets printf apis
*/
/** @addtogroup ets_printf_apis
* @{
*/
/**
* @brief Printf the strings to uart or other devices, similar with printf, simple than printf.
* Can not print float point data format, or longlong data format.
* So we maybe only use this in ROM.
*
* @param const char *fmt : See printf.
*
* @param ... : See printf.
*
* @return int : the length printed to the output device.
*/
int ets_printf(const char *fmt, ...);
/**
* @brief Output a char to uart, which uart to output(which is in uart module in ROM) is not in scope of the function.
* Can not print float point data format, or longlong data format
*
* @param char c : char to output.
*
* @return None
*/
void ets_write_char_uart(char c);
/**
* @brief Ets_printf have two output functions putc1 and putc2, both of which will be called if need ouput.
* To install putc1, which is defaulted installed as ets_write_char_uart in none silent boot mode, as NULL in silent mode.
*
* @param void (*)(char) p: Output function to install.
*
* @return None
*/
void ets_install_putc1(void (*p)(char c));
/**
* @brief Ets_printf have two output functions putc1 and putc2, both of which will be called if need ouput.
* To install putc2, which is defaulted installed as NULL.
*
* @param void (*)(char) p: Output function to install.
*
* @return None
*/
void ets_install_putc2(void (*p)(char c));
/**
* @brief Install putc1 as ets_write_char_uart.
* In silent boot mode(to void interfere the UART attached MCU), we can call this function, after booting ok.
*
* @param None
*
* @return None
*/
void ets_install_uart_printf(void);
#define ETS_PRINTF(...) ets_printf(...)
#define ETS_ASSERT(v) do { \
if (!(v)) { \
ets_printf("%s %u \n", __FILE__, __LINE__); \
while (1) {}; \
} \
} while (0);
/**
* @}
*/
/** \defgroup ets_timer_apis, ets_timer related apis used in ets
* @brief ets timer apis
*/
/** @addtogroup ets_timer_apis
* @{
*/
typedef void ETSTimerFunc(void *timer_arg);/**< timer handler*/
typedef struct _ETSTIMER_ {
struct _ETSTIMER_ *timer_next; /**< timer linker*/
uint32_t timer_expire; /**< abstruct time when timer expire*/
uint32_t timer_period; /**< timer period, 0 means timer is not periodic repeated*/
ETSTimerFunc *timer_func; /**< timer handler*/
void *timer_arg; /**< timer handler argument*/
} ETSTimer;
/**
* @brief Init ets timer, this timer range is 640 us to 429496 ms
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param None
*
* @return None
*/
void ets_timer_init(void);
/**
* @brief Arm an ets timer, this timer range is 640 us to 429496 ms.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param ETSTimer *timer : Timer struct pointer.
*
* @param uint32_t tmout : Timer value in ms, range is 1 to 429496.
*
* @param bool repeat : Timer is periodic repeated.
*
* @return None
*/
void ets_timer_arm(ETSTimer *timer, uint32_t tmout, bool repeat);
/**
* @brief Arm an ets timer, this timer range is 640 us to 429496 ms.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param ETSTimer *timer : Timer struct pointer.
*
* @param uint32_t tmout : Timer value in us, range is 1 to 429496729.
*
* @param bool repeat : Timer is periodic repeated.
*
* @return None
*/
void ets_timer_arm_us(ETSTimer *ptimer, uint32_t us, bool repeat);
/**
* @brief Disarm an ets timer.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param ETSTimer *timer : Timer struct pointer.
*
* @return None
*/
void ets_timer_disarm(ETSTimer *timer);
/**
* @brief Set timer callback and argument.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param ETSTimer *timer : Timer struct pointer.
*
* @param ETSTimerFunc *pfunction : Timer callback.
*
* @param void *parg : Timer callback argument.
*
* @return None
*/
void ets_timer_setfn(ETSTimer *ptimer, ETSTimerFunc *pfunction, void *parg);
/**
* @brief Unset timer callback and argument to NULL.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param ETSTimer *timer : Timer struct pointer.
*
* @return None
*/
void ets_timer_done(ETSTimer *ptimer);
/**
* @brief CPU do while loop for some time.
* In FreeRTOS task, please call FreeRTOS apis.
*
* @param uint32_t us : Delay time in us.
*
* @return None
*/
void ets_delay_us(uint32_t us);
/**
* @brief Set the real CPU ticks per us to the ets, so that ets_delay_us will be accurate.
* Call this function when CPU frequency is changed.
*
* @param uint32_t ticks_per_us : CPU ticks per us.
*
* @return None
*/
void ets_update_cpu_frequency(uint32_t ticks_per_us);
/**
* @brief Get the real CPU ticks per us to the ets.
* This function do not return real CPU ticks per us, just the record in ets. It can be used to check with the real CPU frequency.
*
* @param None
*
* @return uint32_t : CPU ticks per us record in ets.
*/
uint32_t ets_get_cpu_frequency(void);
/**
* @brief Get xtal_freq/analog_8M*256 value calibrated in rtc module.
*
* @param None
*
* @return uint32_t : xtal_freq/analog_8M*256.
*/
uint32_t ets_get_xtal_scale(void);
/**
* @brief Get xtal_freq value, If value not stored in RTC_STORE5, than store.
*
* @param None
*
* @return uint32_t : if rtc store the value (RTC_STORE5 high 16 bits and low 16 bits with same value), read from rtc register.
* clock = (REG_READ(RTC_STORE5) & 0xffff) << 12;
* else if analog_8M in efuse
* clock = ets_get_xtal_scale() * 15625 * ets_efuse_get_8M_clock() / 40;
* else clock = 26M.
*/
uint32_t ets_get_detected_xtal_freq(void);
/**
* @}
*/
/** \defgroup ets_intr_apis, ets interrupt configure related apis
* @brief ets intr apis
*/
/** @addtogroup ets_intr_apis
* @{
*/
typedef void (* ets_isr_t)(void *);/**< interrupt handler type*/
/**
* @brief Attach a interrupt handler to a CPU interrupt number.
* This function equals to _xtos_set_interrupt_handler_arg(i, func, arg).
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param int i : CPU interrupt number.
*
* @param ets_isr_t func : Interrupt handler.
*
* @param void *arg : argument of the handler.
*
* @return None
*/
void ets_isr_attach(int i, ets_isr_t func, void *arg);
/**
* @brief Mask the interrupts which show in mask bits.
* This function equals to _xtos_ints_off(mask).
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param uint32_t mask : BIT(i) means mask CPU interrupt number i.
*
* @return None
*/
void ets_isr_mask(uint32_t mask);
/**
* @brief Unmask the interrupts which show in mask bits.
* This function equals to _xtos_ints_on(mask).
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param uint32_t mask : BIT(i) means mask CPU interrupt number i.
*
* @return None
*/
void ets_isr_unmask(uint32_t unmask);
/**
* @brief Lock the interrupt to level 2.
* This function direct set the CPU registers.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param None
*
* @return None
*/
void ets_intr_lock(void);
/**
* @brief Unlock the interrupt to level 0.
* This function direct set the CPU registers.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param None
*
* @return None
*/
void ets_intr_unlock(void);
/**
* @brief Unlock the interrupt to level 0, and CPU will go into power save mode(wait interrupt).
* This function direct set the CPU registers.
* In FreeRTOS, please call FreeRTOS apis, never call this api.
*
* @param None
*
* @return None
*/
void ets_waiti0(void);
/**
* @brief Attach an CPU interrupt to a hardware source.
* We have 4 steps to use an interrupt:
* 1.Attach hardware interrupt source to CPU. intr_matrix_set(0, ETS_WIFI_MAC_INTR_SOURCE, ETS_WMAC_INUM);
* 2.Set interrupt handler. xt_set_interrupt_handler(ETS_WMAC_INUM, func, NULL);
* 3.Enable interrupt for CPU. xt_ints_on(1 << ETS_WMAC_INUM);
* 4.Enable interrupt in the module.
*
* @param int cpu_no : The CPU which the interrupt number belongs.
*
* @param uint32_t model_num : The interrupt hardware source number, please see the interrupt hardware source table.
*
* @param uint32_t intr_num : The interrupt number CPU, please see the interrupt cpu using table.
*
* @return None
*/
void intr_matrix_set(int cpu_no, uint32_t model_num, uint32_t intr_num);
#define _ETSTR(v) # v
#define _ETS_SET_INTLEVEL(intlevel) ({ unsigned __tmp; \
__asm__ __volatile__( "rsil %0, " _ETSTR(intlevel) "\n" \
: "=a" (__tmp) : : "memory" ); \
})
#ifdef CONFIG_NONE_OS
#define ETS_INTR_LOCK() \
ets_intr_lock()
#define ETS_INTR_UNLOCK() \
ets_intr_unlock()
#define ETS_ISR_ATTACH \
ets_isr_attach
#define ETS_INTR_ENABLE(inum) \
ets_isr_unmask((1<<inum))
#define ETS_INTR_DISABLE(inum) \
ets_isr_mask((1<<inum))
#define ETS_WMAC_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_WMAC_INUM, (func), (void *)(arg))
#define ETS_TG0_T0_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_TG0_T0_INUM, (func), (void *)(arg))
#define ETS_GPIO_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_GPIO_INUM, (func), (void *)(arg))
#define ETS_UART0_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_UART0_INUM, (func), (void *)(arg))
#define ETS_WDT_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_WDT_INUM, (func), (void *)(arg))
#define ETS_SLC_INTR_ATTACH(func, arg) \
ETS_ISR_ATTACH(ETS_SLC_INUM, (func), (void *)(arg))
#define ETS_BB_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_BB_INUM)
#define ETS_BB_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_BB_INUM)
#define ETS_UART0_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_UART0_INUM)
#define ETS_UART0_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_UART0_INUM)
#define ETS_GPIO_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_GPIO_INUM)
#define ETS_GPIO_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_GPIO_INUM)
#define ETS_WDT_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_WDT_INUM)
#define ETS_WDT_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_WDT_INUM)
#define ETS_TG0_T0_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_TG0_T0_INUM)
#define ETS_TG0_T0_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_TG0_T0_INUM)
#define ETS_SLC_INTR_ENABLE() \
ETS_INTR_ENABLE(ETS_SLC_INUM)
#define ETS_SLC_INTR_DISABLE() \
ETS_INTR_DISABLE(ETS_SLC_INUM)
#endif
/**
* @}
*/
#ifndef MAC2STR
#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
#endif
#define ETS_MEM_BAR() asm volatile ( "" : : : "memory" )
typedef enum {
OK = 0,
FAIL,
PENDING,
BUSY,
CANCEL,
} STATUS;
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* _ROM_ETS_SYS_H_ */