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cc3200: Add WDT functionality as part of the pyb module.

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Also improve pybsd, and make it save it's pin configuration.
This is a necessary step towards supporting the CC3200 low
power deep sleep (LPDS) mode.
This commit is contained in:
danicampora 2015-02-25 11:08:51 +01:00
parent fe2eb5f58a
commit 11aa6ba456
17 changed files with 357 additions and 146 deletions
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1
cc3200/application.mk
View File

@ -96,6 +96,7 @@ APP_MODS_SRC_C = $(addprefix mods/,\
pybsd.c \
pybsystick.c \
pybuart.c \
pybwdt.c \
)
APP_CC3100_SRC_C = $(addprefix drivers/cc3100/src/,\

12
cc3200/bootmgr/bootloader.mk
View File

@ -5,6 +5,7 @@ BOOT_INC += -Ibootmgr/sl
BOOT_INC += -Ihal
BOOT_INC += -Ihal/inc
BOOT_INC += -I../drivers/cc3100/inc
BOOT_INC += -Imods
BOOT_INC += -Isimplelink
BOOT_INC += -Isimplelink/oslib
BOOT_INC += -Iutil
@ -38,6 +39,10 @@ BOOT_CC3100_SRC_C = $(addprefix drivers/cc3100/,\
src/wlan.c \
)
BOOT_MODS_SRC_C = $(addprefix mods/,\
pybwdt.c \
)
BOOT_SL_SRC_C = $(addprefix simplelink/,\
cc_pal.c \
)
@ -62,8 +67,8 @@ BOOT_STM_SRC_C = $(addprefix stmhal/,\
string0.c \
)
OBJ = $(addprefix $(BUILD)/, $(BOOT_HAL_SRC_C:.c=.o) $(BOOT_SL_SRC_C:.c=.o) $(BOOT_CC3100_SRC_C:.c=.o) $(BOOT_UTIL_SRC_C:.c=.o) $(BOOT_MAIN_SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(BOOT_MAIN_SRC_S:.s=.o) $(BOOT_PY_SRC_C:.c=.o) $(BOOT_STM_SRC_C:.c=.o))
OBJ = $(addprefix $(BUILD)/, $(BOOT_HAL_SRC_C:.c=.o) $(BOOT_MODS_SRC_C:.c=.o) $(BOOT_SL_SRC_C:.c=.o) $(BOOT_CC3100_SRC_C:.c=.o) $(BOOT_UTIL_SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(BOOT_MAIN_SRC_C:.c=.o) $(BOOT_MAIN_SRC_S:.s=.o) $(BOOT_PY_SRC_C:.c=.o) $(BOOT_STM_SRC_C:.c=.o))
# Add the linker script
LINKER_SCRIPT = bootmgr/bootmgr.lds
@ -72,9 +77,6 @@ LDFLAGS += -T $(LINKER_SCRIPT)
# Add the bootloader specific CFLAGS
CFLAGS += $(BOOT_CPPDEFINES) $(BOOT_INC)
# Optimize for size all sources except for main
# Disable strict aliasing for the simplelink driver
$(BUILD)/drivers/cc3100/src/driver.o: CFLAGS += -fno-strict-aliasing

3
cc3200/bootmgr/main.c
View File

@ -49,6 +49,7 @@
#include "utils.h"
#include "cc3200_hal.h"
#include "debug.h"
#include "pybwdt.h"
//*****************************************************************************
@ -153,6 +154,8 @@ static void bootmgr_board_init(void) {
// Mandatory MCU Initialization
PRCMCC3200MCUInit();
pybwdt_check_reset_cause();
// Enable the Data Hashing Engine
HASH_Init();

58
cc3200/hal/cc_types.h
View File

@ -1,58 +0,0 @@
//*****************************************************************************
//
// Copyright (C) 2014 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.
//
//*****************************************************************************
#ifndef __CC_TYPES_H__
#define __CC_TYPES_H__
typedef unsigned long long u64;
typedef unsigned long u32;
typedef int i32;
typedef unsigned short u16;
typedef short i16;
typedef unsigned char u8;
typedef char i8;
typedef void * cc_hndl;
typedef u32 (*sys_irq_dsbl)();
typedef void (*sys_irq_enbl)(u32 mask);
#define UNUSED(x) ((x) = (x))
#define INTRODUCE_SYNC_BARRIER() { \
__asm(" dsb \n" \
" isb \n"); \
}
#endif //__CC_TYPES_H__

4
cc3200/main.c
View File

@ -32,6 +32,7 @@
#include MICROPY_HAL_H
#include "mptask.h"
#include "simplelink.h"
#include "pybwdt.h"
#include "debug.h"
/******************************************************************************
@ -62,6 +63,9 @@ int main (void) {
// Initialize the clocks and the interrupt system
HAL_SystemInit();
// Start the watchdog
pybwdt_init0();
#ifdef DEBUG
ASSERT (OSI_OK == osi_TaskCreate(TASK_Micropython,
(const signed char *)"MicroPy",

22
cc3200/misc/FreeRTOSHooks.c
View File

@ -34,6 +34,7 @@
#include "inc/hw_memmap.h"
#include "pybuart.h"
#include "osi.h"
#include "pybwdt.h"
//*****************************************************************************
@ -45,10 +46,11 @@
//! \return none
//!
//*****************************************************************************
void
vApplicationIdleHook( void)
void vApplicationIdleHook (void)
{
//Handle Idle Hook for Profiling, Power Management etc
// kick the watchdog
pybwdt_kick();
// gate the processor clock to save power
__WFI();
}
@ -61,7 +63,7 @@ vApplicationIdleHook( void)
//! \return none
//!
//*****************************************************************************
void vApplicationMallocFailedHook()
void vApplicationMallocFailedHook (void)
{
#ifdef DEBUG
// Break into the debugger
@ -70,9 +72,9 @@ void vApplicationMallocFailedHook()
printf("\nFATAL ERROR: FreeRTOS malloc failed!\n");
#endif
//Handle Memory Allocation Errors
while(1)
for ( ; ; )
{
// TODO: Blink the BLD
}
}
@ -85,7 +87,7 @@ void vApplicationMallocFailedHook()
//! \return none
//!
//*****************************************************************************
void vApplicationStackOverflowHook( OsiTaskHandle *pxTask, signed char *pcTaskName)
void vApplicationStackOverflowHook (OsiTaskHandle *pxTask, signed char *pcTaskName)
{
#ifdef DEBUG
// Break into the debugger
@ -94,9 +96,9 @@ void vApplicationStackOverflowHook( OsiTaskHandle *pxTask, signed char *pcTaskNa
printf("\nFATAL ERROR: Application: %s stack overflow!\n", pcTaskName);
#endif
//Handle FreeRTOS Stack Overflow
while(1)
for ( ; ; )
{
// TODO: Blink the BLD
}
}
@ -109,7 +111,7 @@ void vApplicationStackOverflowHook( OsiTaskHandle *pxTask, signed char *pcTaskNa
//! \return none
//!
//*****************************************************************************
void vApplicationTickHook( void )
void vApplicationTickHook (void)
{
HAL_IncrementTick();
}

31
cc3200/mods/modpyb.c
View File

@ -58,6 +58,7 @@
#include "pybadc.h"
#include "pybi2c.h"
#include "pybsd.h"
#include "pybwdt.h"
#include "utils.h"
#include "gccollect.h"
@ -251,7 +252,7 @@ STATIC mp_obj_t pyb_repl_uart(uint n_args, const mp_obj_t *args) {
} else if (mp_obj_get_type(args[0]) == &pyb_uart_type) {
pyb_stdio_uart = args[0];
} else {
nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, mpexception_num_type_invalid_arguments));
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, mpexception_num_type_invalid_arguments));
}
return mp_const_none;
}
@ -269,6 +270,30 @@ STATIC mp_obj_t pyb_mkdisk(mp_obj_t path_o) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_mkdisk_obj, pyb_mkdisk);
/// \function wdt_enable('msec')
/// Enabled the watchdog timer with msec timeout value
STATIC mp_obj_t pyb_enable_wdt(mp_obj_t msec_in) {
mp_int_t msec = mp_obj_get_int(msec_in);
pybwdt_ret_code_t ret;
ret = pybwdt_enable (msec);
if (ret == E_PYBWDT_IS_RUNNING) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, mpexception_os_request_not_possible));
}
else if (ret == E_PYBWDT_INVALID_TIMEOUT) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, mpexception_value_invalid_arguments));
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_enable_wdt_obj, pyb_enable_wdt);
/// \function wdt_kick()
/// Kicks the watchdog timer
STATIC mp_obj_t pyb_kick_wdt(void) {
pybwdt_kick ();
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(pyb_kick_wdt_obj, pyb_kick_wdt);
MP_DECLARE_CONST_FUN_OBJ(pyb_main_obj); // defined in main.c
STATIC const mp_map_elem_t pyb_module_globals_table[] = {
@ -300,6 +325,8 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_udelay), (mp_obj_t)&pyb_udelay_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sync), (mp_obj_t)&pyb_sync_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_mkdisk), (mp_obj_t)&pyb_mkdisk_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_enable_wdt), (mp_obj_t)&pyb_enable_wdt_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_kick_wdt), (mp_obj_t)&pyb_kick_wdt_obj },
#if MICROPY_HW_ENABLE_RNG
{ MP_OBJ_NEW_QSTR(MP_QSTR_rng), (mp_obj_t)&pyb_rng_get_obj },
@ -316,7 +343,7 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_UART), (mp_obj_t)&pyb_uart_type },
#if MICROPY_HW_HAS_SDCARD
{ MP_OBJ_NEW_QSTR(MP_QSTR_SD), (mp_obj_t)&pyb_sdcard_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_SD), (mp_obj_t)&pyb_sd_type },
#endif
};

2
cc3200/mods/pybadc.c
View File

@ -111,7 +111,7 @@ STATIC mp_obj_t adc_make_new(mp_obj_t type_in, mp_uint_t n_args, mp_uint_t n_kw,
}
// disable the callback before re-configuring
pyb_obj_adc_t *self = m_new_obj(pyb_obj_adc_t);
pyb_obj_adc_t *self = m_new_obj_with_finaliser(pyb_obj_adc_t);
self->base.type = &pyb_adc_type;
self->channel = channel;
self->num = num;

2
cc3200/mods/pybi2c.c
View File

@ -324,7 +324,7 @@ STATIC mp_obj_t pyb_i2c_make_new(mp_obj_t type_in, mp_uint_t n_args, mp_uint_t n
}
// create and setup the object
pyb_i2c_obj_t *self = m_new_obj(pyb_i2c_obj_t);
pyb_i2c_obj_t *self = m_new_obj_with_finaliser(pyb_i2c_obj_t);
self->base.type = &pyb_i2c_type;
self->mode = PYBI2C_MODE_DISABLED;

155
cc3200/mods/pybsd.c
View File

@ -3,7 +3,7 @@
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@ -49,76 +49,116 @@
#define PYBSD_FREQUENCY_HZ 15000000 // 15MHz
static const pin_obj_t *pybsd_pin_sd_detect;
static bool pybsd_is_enabled;
static bool pybsd_in_path;
static FATFS *sd_fatfs;
typedef struct {
mp_obj_base_t base;
FATFS *fatfs;
pin_obj_t *pin_d0;
pin_obj_t *pin_clk;
pin_obj_t *pin_cmd;
pin_obj_t *pin_sd_detect;
byte af_d0;
byte af_clk;
byte af_cmd;
bool pinsset;
bool enabled;
bool inpath;
} pybsd_obj_t;
/******************************************************************************
DECLARE PRIVATE DATA
******************************************************************************/
STATIC pybsd_obj_t pybsd_obj;
/******************************************************************************
DECLARE PRIVATE FUNCTIONS
******************************************************************************/
STATIC mp_obj_t pybsd_make_new (mp_obj_t type_in, mp_uint_t n_args, mp_uint_t n_kw, const mp_obj_t *args);
STATIC mp_obj_t pybsd_disable (mp_obj_t self_in);
STATIC mp_obj_t pybsd_enable (mp_obj_t self_in);
/******************************************************************************
DECLARE PUBLIC FUNCTIONS
******************************************************************************/
void pybsd_init0 (void) {
// Allocate memory for the sd file system
ASSERT ((sd_fatfs = mem_Malloc(sizeof(FATFS))) != NULL);
// allocate memory for the sd file system
ASSERT ((pybsd_obj.fatfs = mem_Malloc(sizeof(FATFS))) != NULL);
}
bool pybsd_is_present(void) {
if (pybsd_pin_sd_detect) {
return pybsd_is_enabled && MAP_GPIOPinRead(pybsd_pin_sd_detect->port, pybsd_pin_sd_detect->bit);
if (pybsd_obj.pin_sd_detect) {
return pybsd_obj.enabled && MAP_GPIOPinRead(pybsd_obj.pin_sd_detect->port, pybsd_obj.pin_sd_detect->bit);
}
return pybsd_is_enabled;
return pybsd_obj.enabled;
}
void pybsd_deinit (void) {
pybsd_disable ((mp_obj_t)&pybsd_obj);
pybsd_obj.pin_sd_detect = NULL;
}
/******************************************************************************/
// Micro Python bindings
//
/// \method sd_config([value])
/// \classmethod \constructor()
/// Configure the pins used for the sd card.
/// May receive 6 or 7 arguments. The 7th optional argument is the card detect pin.
/// May receive 0, 6 or 7 arguments. The 7th optional argument is the card detect pin.
/// this pin needs no external pull-up and must be low when the sdcard is inserted.
///
/// Usage:
/// sd = pyb.SD()
////
/// sd = pyb.SD(d0_pin, d0_af, clk_pin, clk_af, cmd_pin, cmd_af)
///
/// pyb.SDcard.config_pins (d0_pin, d0_af, clk_pin, clk_af, cmd_pin, cmd_af)
/// and:
///
/// or:
/// sd = pyb.SD(d0_pin, d0_af, clk_pin, clk_af, cmd_pin, cmd_af, card_detect_pin)
///
/// pyb.SDcard.sd_config_pins (d0_pin, d0_af, clk_pin, clk_af, cmd_pin, cmd_af, card_detect_pin)
///
STATIC mp_obj_t pybsd_config_pins (mp_uint_t n_args, const mp_obj_t *args) {
byte pybsd_pin_d0, pybsd_pin_clk, pybsd_pin_cmd;
byte pybsd_af_d0, pybsd_af_clk, pybsd_af_cmd;
const pin_obj_t *pin;
STATIC mp_obj_t pybsd_make_new (mp_obj_t type_in, mp_uint_t n_args, mp_uint_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 7, false);
// get all the arguments
pin = pin_find(args[1]);
pybsd_pin_d0 = pin->pin_num;
pybsd_af_d0 = mp_obj_get_int(args[2]);
pin_verify_af (pybsd_af_d0);
pin = pin_find(args[3]);
pybsd_pin_clk = pin->pin_num;
pybsd_af_clk = mp_obj_get_int(args[4]);
pin_verify_af (pybsd_af_clk);
pin = pin_find(args[5]);
pybsd_pin_cmd = pin->pin_num;
pybsd_af_cmd = mp_obj_get_int(args[6]);
pin_verify_af (pybsd_af_cmd);
if (n_args >= 6) {
// get pins and afs
pybsd_obj.pin_d0 = (pin_obj_t *)pin_find(args[0]);
pybsd_obj.af_d0 = mp_obj_get_int(args[1]);
pin_verify_af (pybsd_obj.af_d0);
pybsd_obj.pin_clk = (pin_obj_t *)pin_find(args[2]);
pybsd_obj.af_clk = mp_obj_get_int(args[3]);
pin_verify_af (pybsd_obj.af_clk);
pybsd_obj.pin_cmd = (pin_obj_t *)pin_find(args[4]);
pybsd_obj.af_cmd = mp_obj_get_int(args[5]);
pin_verify_af (pybsd_obj.af_cmd);
// configure the sdhost pins
MAP_PinTypeSDHost(pybsd_pin_d0, pybsd_af_d0);
MAP_PinTypeSDHost(pybsd_pin_clk, pybsd_af_clk);
MAP_PinTypeSDHost(pybsd_pin_cmd, pybsd_af_cmd);
MAP_PinDirModeSet(pybsd_pin_clk, PIN_DIR_MODE_OUT);
// configure the card detect pin if provided
if (n_args == 8) {
pybsd_pin_sd_detect = pin_find(args[7]);
pin_config(pybsd_pin_sd_detect, PIN_MODE_0, GPIO_DIR_MODE_IN, PIN_TYPE_STD_PU, PIN_STRENGTH_4MA);
// configure the sdhost pins
MAP_PinTypeSDHost(pybsd_obj.pin_d0->pin_num, pybsd_obj.af_d0);
MAP_PinTypeSDHost(pybsd_obj.pin_clk->pin_num, pybsd_obj.af_clk);
MAP_PinDirModeSet(pybsd_obj.pin_clk->pin_num, PIN_DIR_MODE_OUT);
MAP_PinTypeSDHost(pybsd_obj.pin_cmd->pin_num, pybsd_obj.af_cmd);
// card detect pin was provided
if (n_args == 7) {
pybsd_obj.pin_sd_detect = (pin_obj_t *)pin_find(args[6]);
pin_config(pybsd_obj.pin_sd_detect, PIN_MODE_0, GPIO_DIR_MODE_IN, PIN_TYPE_STD_PU, PIN_STRENGTH_4MA);
}
pybsd_obj.pinsset = true;
}
else if (n_args == 0) {
if (!pybsd_obj.pinsset) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, mpexception_num_type_invalid_arguments));
}
}
else {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, mpexception_num_type_invalid_arguments));
}
return mp_const_none;
pybsd_obj.base.type = &pyb_sd_type;
return &pybsd_obj;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pybsd_config_pins_obj, 7, 8, pybsd_config_pins);
STATIC mp_obj_t pybsd_enable(mp_obj_t self) {
/// \method enable()
/// Enables the sd card and mounts the file system
STATIC mp_obj_t pybsd_enable (mp_obj_t self_in) {
pybsd_obj_t *self = self_in;
// Enable SD peripheral clock
MAP_PRCMPeripheralClkEnable(PRCM_SDHOST, PRCM_RUN_MODE_CLK | PRCM_SLP_MODE_CLK);
// Reset MMCHS
@ -128,31 +168,34 @@ STATIC mp_obj_t pybsd_enable(mp_obj_t self) {
// Configure the card clock
MAP_SDHostSetExpClk(SDHOST_BASE, MAP_PRCMPeripheralClockGet(PRCM_SDHOST), PYBSD_FREQUENCY_HZ);
pybsd_is_enabled = true;
self->enabled = true;
// try to mount the sd card on /SD
if (FR_OK != f_mount(sd_fatfs, "/SD", 1)) {
if (FR_OK != f_mount(self->fatfs, "/SD", 1)) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, mpexception_os_operation_failed));
}
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD_slash_LIB));
pybsd_in_path = true;
self->inpath = true;
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pybsd_enable_obj, pybsd_enable);
STATIC mp_obj_t pybsd_disable(mp_obj_t self) {
if (pybsd_is_enabled) {
pybsd_is_enabled = false;
/// \method disable()
/// Disables the sd card and unmounts the file system
STATIC mp_obj_t pybsd_disable (mp_obj_t self_in) {
pybsd_obj_t *self = self_in;
if (self->enabled) {
self->enabled = false;
// unmount the sd card
f_mount (NULL, "/SD", 1);
// remove sd paths from mp_sys_path
if (pybsd_in_path) {
if (self->inpath) {
mp_obj_list_remove(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD));
mp_obj_list_remove(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_SD_slash_LIB));
pybsd_in_path = false;
self->inpath = false;
}
// disable the peripheral
MAP_PRCMPeripheralClkDisable(PRCM_SDHOST, PRCM_RUN_MODE_CLK | PRCM_SLP_MODE_CLK);
@ -162,18 +205,16 @@ STATIC mp_obj_t pybsd_disable(mp_obj_t self) {
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pybsd_disable_obj, pybsd_disable);
STATIC const mp_map_elem_t pybsd_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_config_pins), (mp_obj_t)&pybsd_config_pins_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_enable), (mp_obj_t)&pybsd_enable_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_disable), (mp_obj_t)&pybsd_disable_obj },
};
STATIC MP_DEFINE_CONST_DICT(pybsd_locals_dict, pybsd_locals_dict_table);
static const mp_obj_type_t sdcard_type = {
const mp_obj_type_t pyb_sd_type = {
{ &mp_type_type },
.name = MP_QSTR_SD,
.make_new = pybsd_make_new,
.locals_dict = (mp_obj_t)&pybsd_locals_dict,
};
const mp_obj_base_t pyb_sdcard_obj = {&sdcard_type};
#endif // MICROPY_HW_HAS_SDCARD

5
cc3200/mods/pybsd.h
View File

@ -3,7 +3,7 @@
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@ -29,8 +29,9 @@
#if MICROPY_HW_HAS_SDCARD
void pybsd_init0 (void);
bool pybsd_is_present(void);
void pybsd_deinit (void);
extern const struct _mp_obj_base_t pyb_sdcard_obj;
extern const mp_obj_type_t pyb_sd_type;
#endif
#endif // PYBSD_H_

136
cc3200/mods/pybwdt.c Normal file
View File

@ -0,0 +1,136 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include "py/mpconfig.h"
#include MICROPY_HAL_H
#include "py/obj.h"
#include "py/runtime.h"
#include "inc/hw_types.h"
#include "inc/hw_gpio.h"
#include "inc/hw_ints.h"
#include "inc/hw_memmap.h"
#include "rom_map.h"
#include "wdt.h"
#include "prcm.h"
#include "utils.h"
#include "pybwdt.h"
/******************************************************************************
DECLARE CONSTANTS
******************************************************************************/
#define PYBWDT_MILLISECONDS_TO_TICKS(ms) ((80000000 / 1000) * (ms))
#define PYBWDT_MIN_TIMEOUT_MS (500)
/******************************************************************************
DECLARE TYPES
******************************************************************************/
typedef struct {
bool servers;
bool simplelink;
bool running;
}pybwdt_data_t;
/******************************************************************************
DECLARE PRIVATE DATA
******************************************************************************/
static pybwdt_data_t pybwdt_data;
/******************************************************************************
DEFINE PUBLIC FUNCTIONS
******************************************************************************/
// must be called in main.c just after initializing the hal
void pybwdt_init0 (void) {
pybwdt_data.running = false;
}
void pybwdt_check_reset_cause (void) {
// if we are recovering from a WDT reset, trigger
// a hibernate cycle for a clean boot
if (MAP_PRCMSysResetCauseGet() == PRCM_WDT_RESET) {
HWREG(0x400F70B8) = 1;
UtilsDelay(800000/5);
HWREG(0x400F70B0) = 1;
UtilsDelay(800000/5);
HWREG(0x4402E16C) |= 0x2;
UtilsDelay(800);
HWREG(0x4402F024) &= 0xF7FFFFFF;
MAP_PRCMHibernateWakeupSourceEnable(PRCM_HIB_SLOW_CLK_CTR);
// set the sleep interval to 10ms
MAP_PRCMHibernateIntervalSet(330);
MAP_PRCMHibernateEnter();
}
}
// minimum timeout value is 500ms
pybwdt_ret_code_t pybwdt_enable (uint32_t timeout) {
if (timeout >= PYBWDT_MIN_TIMEOUT_MS) {
if (!pybwdt_data.running) {
// Enable the WDT peripheral clock
MAP_PRCMPeripheralClkEnable(PRCM_WDT, PRCM_RUN_MODE_CLK | PRCM_SLP_MODE_CLK);
// Unlock to be able to configure the registers
MAP_WatchdogUnlock(WDT_BASE);
// Make the WDT stall when the debugger stops on a breakpoint
MAP_WatchdogStallEnable (WDT_BASE);
// Set the watchdog timer reload value
// the WDT trigger a system reset after the second timeout
// so, divide by the 2 timeout value received
MAP_WatchdogReloadSet(WDT_BASE, PYBWDT_MILLISECONDS_TO_TICKS(timeout / 2));
// Start the timer. Once the timer is started, it cannot be disabled.
MAP_WatchdogEnable(WDT_BASE);
pybwdt_data.running = true;
return E_PYBWDT_OK;
}
return E_PYBWDT_IS_RUNNING;
}
return E_PYBWDT_INVALID_TIMEOUT;
}
void pybwdt_kick (void) {
// check that the servers and simplelink are running fine
if (pybwdt_data.servers && pybwdt_data.simplelink && pybwdt_data.running) {
pybwdt_data.servers = false;
pybwdt_data.simplelink = false;
MAP_WatchdogIntClear(WDT_BASE);
}
}
void pybwdt_srv_alive (void) {
pybwdt_data.servers = true;
}
void pybwdt_sl_alive (void) {
pybwdt_data.simplelink = true;
}

43
cc3200/mods/pybwdt.h Normal file
View File

@ -0,0 +1,43 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef PYBWDT_H_
#define PYBWDT_H_
typedef enum {
E_PYBWDT_OK = 0,
E_PYBWDT_IS_RUNNING = -1,
E_PYBWDT_INVALID_TIMEOUT = -2
}pybwdt_ret_code_t;
void pybwdt_init0 (void);
void pybwdt_check_reset_cause (void);
pybwdt_ret_code_t pybwdt_enable (uint32_t timeout);
void pybwdt_kick (void);
void pybwdt_srv_alive (void);
void pybwdt_sl_alive (void);
#endif /* PYBWDT_H_ */

10
cc3200/mptask.c
View File

@ -229,15 +229,19 @@ soft_reset_exit:
sflash_disk_flush();
#if MICROPY_HW_HAS_SDCARD
pybsd_deinit();
#endif
printf("PYB: soft reboot\n");
// wait for all bus transfers to complete
HAL_Delay(50);
// disable wlan services
wlan_stop_servers();
wlan_stop();
// wait for all bus transfers to complete
HAL_Delay(50);
uart_deinit();
goto soft_reset;

9
cc3200/qstrdefsport.h
View File

@ -33,10 +33,11 @@ Q(micros)
Q(elapsed_millis)
Q(elapsed_micros)
Q(udelay)
Q(SD)
Q(SDcard)
Q(FileIO)
Q(flush)
Q(FileIO)
Q(mkdisk)
Q(enable_wdt)
Q(kick_wdt)
// Entries for sys.path
Q(/SFLASH)
Q(/SFLASH/LIB)
@ -58,7 +59,6 @@ Q(chdir)
Q(getcwd)
Q(listdir)
Q(mkdir)
Q(mkdisk)
Q(remove)
Q(rmdir)
Q(unlink)
@ -162,7 +162,6 @@ Q(disable)
// for SD class
Q(SD)
Q(config_pins)
Q(enable)
Q(disable)

3
cc3200/serverstask.c
View File

@ -37,6 +37,7 @@
#include "mpexception.h"
#include "telnet.h"
#include "ftp.h"
#include "pybwdt.h"
/******************************************************************************
@ -119,6 +120,8 @@ void TASK_Servers (void *pvParameters) {
cycle = cycle ? false : true;
HAL_Delay(SERVERS_CYCLE_TIME_MS);
// set the alive flag for the wdt
pybwdt_srv_alive();
}
}

7
cc3200/simplelink/oslib/osi_freertos.c
View File

@ -50,6 +50,7 @@
#include "rom_map.h"
#include "inc/hw_types.h"
#include "interrupt.h"
#include "pybwdt.h"
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
//Local function definition
@ -59,7 +60,7 @@ QueueHandle_t xSimpleLinkSpawnQueue = NULL;
TaskHandle_t xSimpleLinkSpawnTaskHndl = NULL;
// Queue size
#define slQUEUE_SIZE ( 3 )
#define SL_SPAWN_MAX_WAIT_MS ( 200 )
/*!
\brief This function registers an interrupt in NVIC table
@ -494,11 +495,13 @@ void vSimpleLinkSpawnTask(void *pvParameters)
for(;;)
{
ret = xQueueReceive( xSimpleLinkSpawnQueue, &Msg, portMAX_DELAY );
ret = xQueueReceive( xSimpleLinkSpawnQueue, &Msg, SL_SPAWN_MAX_WAIT_MS);
if(ret == pdPASS)
{
Msg.pEntry(Msg.pValue);
}
// set the alive flag for the wdt
pybwdt_sl_alive();
}
}