From 36e4869531b19b19eb4301af2016875b9f4f6e82 Mon Sep 17 00:00:00 2001 From: Fred Sundvik Date: Sun, 21 Feb 2016 23:52:00 +0200 Subject: [PATCH] Create a thread for the serial link --- serial_link.mk | 3 ++- serial_link/system/system.c | 40 +++++++++++++++++++++++++++++++++++++ serial_link/system/system.h | 24 +++++++++++++++++----- 3 files changed, 61 insertions(+), 6 deletions(-) create mode 100644 serial_link/system/system.c diff --git a/serial_link.mk b/serial_link.mk index e8915a33f..434966a22 100644 --- a/serial_link.mk +++ b/serial_link.mk @@ -21,4 +21,5 @@ # SOFTWARE. INC += $(SERIAL_DIR) -SRC += $(wildcard $(SERIAL_DIR)/serial_link/protocol/*.c) \ No newline at end of file +SRC += $(wildcard $(SERIAL_DIR)/serial_link/protocol/*.c) +SRC += $(wildcard $(SERIAL_DIR)/serial_link/system/*.c) \ No newline at end of file diff --git a/serial_link/system/system.c b/serial_link/system/system.c new file mode 100644 index 000000000..2001f4d5c --- /dev/null +++ b/serial_link/system/system.c @@ -0,0 +1,40 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +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 "serial_link/system/system.h" + +// TODO: Optimize the stack size, this is probably way too big +static THD_WORKING_AREA(serialThreadStack, 1024); +static THD_FUNCTION(serialThread, arg) { + (void)arg; +} + + +void init_serial_link(void) { + (void)chThdCreateStatic(serialThreadStack, sizeof(serialThreadStack), + LOWPRIO, serialThread, NULL); +} + +void signal_data_written(void) { + +} diff --git a/serial_link/system/system.h b/serial_link/system/system.h index 1e4c610b1..e8c1caec0 100644 --- a/serial_link/system/system.h +++ b/serial_link/system/system.h @@ -25,18 +25,32 @@ SOFTWARE. #ifndef SERIAL_LINK_SYSTEM_H #define SERIAL_LINK_SYSTEM_H + +void init_serial_link(void); + +#if defined(PROTOCOL_CHIBIOS) +#include "ch.h" + +static inline void serial_link_lock(void) { + chSysLock(); +} + +static inline void serial_link_unlock(void) { + chSysUnlock(); +} + +void signal_data_written(void); + +#else + inline void serial_link_lock(void) { } inline void serial_link_unlock(void) { } -void singal_data_written(void); +void signal_data_written(void); -#if defined(PROTOCOL_CHIBIOS) - -inline void signal_data_written(void) { -} #endif #endif