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Diffstat (limited to 'os/ports/RC/STM8/chcore.h')
| -rw-r--r-- | os/ports/RC/STM8/chcore.h | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/os/ports/RC/STM8/chcore.h b/os/ports/RC/STM8/chcore.h deleted file mode 100644 index 41c76a072..000000000 --- a/os/ports/RC/STM8/chcore.h +++ /dev/null @@ -1,334 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011,2012,2013 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file RC/STM8/chcore.h
- * @brief STM8 (Raisonance) architecture port macros and structures.
- *
- * @addtogroup STM8_RAISONANCE_CORE
- * @{
- */
-
-#ifndef _CHCORE_H_
-#define _CHCORE_H_
-
-#include <intrins.h>
-
-#if CH_DBG_ENABLE_STACK_CHECK
-#error "option CH_DBG_ENABLE_STACK_CHECK not supported by this port"
-#endif
-
-/*===========================================================================*/
-/* Port configurable parameters. */
-/*===========================================================================*/
-
-/**
- * @brief Enables the use of the WFI instruction in the idle thread loop.
- */
-#ifndef STM8_ENABLE_WFI_IDLE
-#define STM8_ENABLE_WFI_IDLE FALSE
-#endif
-
-/*===========================================================================*/
-/* Port exported info. */
-/*===========================================================================*/
-
-/**
- * @brief Unique macro for the implemented architecture.
- */
-#define CH_ARCHITECTURE_STM8
-
-/**
- * @brief Name of the implemented architecture.
- */
-#define CH_ARCHITECTURE_NAME "STM8"
-
-/**
- * @brief Name of the compiler supported by this port.
- */
-#define CH_COMPILER_NAME "Raisonance"
-
-/**
- * @brief Port-specific information string.
- */
-#define CH_PORT_INFO "None"
-
-/*===========================================================================*/
-/* Port implementation part. */
-/*===========================================================================*/
-
-/**
- * @brief Base type for stack alignment.
- * @note No alignment constraints so uint8_t.
- */
-typedef uint8_t stkalign_t;
-
-/**
- * @brief Generic STM8 function pointer.
- * @note It is used to allocate the proper size for return addresses in
- * context-related structures.
- */
-typedef void (*stm8func_t)(void);
-
-/**
- * @brief Interrupt saved context.
- * @details This structure represents the stack frame saved during a
- * preemption-capable interrupt handler.
- * @note The structure requires one dummy field at its start because the
- * stack is handled as preincremented/postdecremented.
- */
-struct extctx {
- uint8_t _next;
- uint16_t cx;
- uint16_t bx;
- uint8_t cc;
- uint8_t a;
- uint16_t x;
- uint16_t y;
- uint8_t pce;
- uint8_t pch;
- uint8_t pcl;
-};
-
-/**
- * @brief System saved context.
- * @details This structure represents the inner stack frame during a context
- * switching..
- * @note The structure requires one dummy field at its start because the
- * stack is handled as preincremented/postdecremented.
- */
-struct intctx {
- uint8_t _next;
- stm8func_t pc; /* Function pointer sized return address. */
-};
-
-/**
- * @brief Platform dependent part of the @p Thread structure.
- * @details This structure usually contains just the saved stack pointer
- * defined as a pointer to a @p intctx structure.
- */
-struct context {
- struct intctx *sp;
-};
-
-/**
- * @brief Start context.
- * @details This context is the stack organization for the trampoline code
- * @p _port_thread_start().
- */
-struct stm8_startctx {
- uint8_t _next;
- stm8func_t ts; /* Trampoline address. */
- void *arg; /* Thread argument. */
- stm8func_t pc; /* Thread function address. */
- stm8func_t ret; /* chThdExit() address. */
-};
-
-/**
- * @brief Platform dependent part of the @p chThdCreateI() API.
- * @details This code usually setup the context switching frame represented
- * by an @p intctx structure.
- */
-#define SETUP_CONTEXT(workspace, wsize, pf, arg) { \
- struct stm8_startctx *scp; \
- scp = (struct stm8_startctx *)((uint8_t *)workspace + wsize - \
- sizeof(struct stm8_startctx)); \
- scp->ts = _port_thread_start; \
- scp->arg = arg; \
- scp->pc = (stm8func_t)pf; \
- scp->ret = (stm8func_t)chThdExit; \
- tp->p_ctx.sp = (struct intctx *)scp; \
-}
-
-/**
- * @brief Stack size for the system idle thread.
- * @details This size depends on the idle thread implementation, usually
- * the idle thread should take no more space than those reserved
- * by @p PORT_INT_REQUIRED_STACK.
- */
-#ifndef PORT_IDLE_THREAD_STACK_SIZE
-#define PORT_IDLE_THREAD_STACK_SIZE 0
-#endif
-
-/**
- * @brief Per-thread stack overhead for interrupts servicing.
- * @details This is a safe value, you may trim it down after reading the
- * right size in the map file.
- */
-#ifndef PORT_INT_REQUIRED_STACK
-#define PORT_INT_REQUIRED_STACK 48
-#endif
-
-/**
- * @brief Enforces a correct alignment for a stack area size value.
- */
-#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
-
-/**
- * @brief Computes the thread working area global size.
- */
-#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
- (sizeof(struct intctx) - 1) + \
- (sizeof(struct extctx) - 1) + \
- (n) + (PORT_INT_REQUIRED_STACK))
-
-/**
- * @brief Static working area allocation.
- * @details This macro is used to allocate a static thread working area
- * aligned as both position and size.
- */
-#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)]
-
-/**
- * @brief IRQ prologue code.
- * @details This macro must be inserted at the start of all IRQ handlers
- * enabled to invoke system APIs.
- */
-#define PORT_IRQ_PROLOGUE() { \
-}
-
-/**
- * @brief IRQ epilogue code.
- * @details This macro must be inserted at the end of all IRQ handlers
- * enabled to invoke system APIs.
- */
-#define PORT_IRQ_EPILOGUE() { \
- dbg_check_lock(); \
- if (chSchIsPreemptionRequired()) \
- chSchDoReschedule(); \
- dbg_check_unlock(); \
-}
-
-/**
- * @brief IRQ handler function declaration.
- * @note @p id can be a function name or a vector number depending on the
- * port implementation.
- */
-#define PORT_IRQ_HANDLER(id) void vector##id(void) interrupt id
-
-/**
- * @brief Port-related initialization code.
- * @note None in this port.
- */
-#define port_init()
-
-/**
- * @brief Kernel-lock action.
- * @note Implemented as global interrupts disable.
- */
-#define port_lock() _sim_()
-
-/**
- * @brief Kernel-unlock action.
- * @note Implemented as global interrupts enable.
- */
-#define port_unlock() _rim_()
-
-/**
- * @brief Kernel-lock action from an interrupt handler.
- * @note This function is empty in this port.
- */
-#define port_lock_from_isr()
-
-/**
- * @brief Kernel-unlock action from an interrupt handler.
- * @note This function is empty in this port.
- */
-#define port_unlock_from_isr()
-
-/**
- * @brief Disables all the interrupt sources.
- * @note Implemented as global interrupts disable.
- * @note Of course non-maskable interrupt sources are not included.
- */
-#define port_disable() _sim_()
-
-/**
- * @brief Disables the interrupt sources that are not supposed to preempt
- * the kernel.
- * @note Same as @p port_disable() in this port, there is no difference
- * between the two states.
- */
-#define port_suspend() _sim_()
-
-/**
- * @brief Enables all the interrupt sources.
- * @note Implemented as global interrupt enable.
- */
-#define port_enable() _rim_()
-
-/**
- * @brief Enters an architecture-dependent halt mode.
- * @note Implemented with the specific "wfi" instruction.
- */
-#if STM8_ENABLE_WFI_IDLE || defined(__DOXYGEN__)
-#define port_wait_for_interrupt() _wfi_()
-#else
-#define port_wait_for_interrupt()
-#endif
-
-/**
- * @brief Performs a context switch between two threads.
- * @details This is the most critical code in any port, this function
- * is responsible for the context switch between 2 threads.
- * @note Implemented as a call to a low level assembler routine.
- *
- * @param ntp the thread to be switched in
- * @param otp the thread to be switched out
- */
-#define port_switch(ntp, otp) _port_switch(otp)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void _port_switch(Thread *otp);
- void _port_thread_start(void);
- void port_halt(void);
-#ifdef __cplusplus
-}
-#endif
-
-/*===========================================================================*/
-/* Scheduler captured code. */
-/*===========================================================================*/
-
-#define PORT_OPTIMIZED_RLIST_VAR
-#define PORT_OPTIMIZED_RLIST_EXT
-#define PORT_OPTIMIZED_READYLIST_STRUCT
-
-typedef struct {
- ThreadsQueue r_queue;
- tprio_t r_prio;
- Thread *r_current;
-#if CH_CFG_USE_REGISTRY
- Thread *r_newer;
- Thread *r_older;
-#endif
- /* End of the fields shared with the Thread structure.*/
-#if CH_CFG_TIME_QUANTUM > 0
- cnt_t r_preempt;
-#endif
-} ReadyList;
-
-page0 extern ReadyList rlist;
-
-#endif /* _CHCORE_H_ */
-
-/** @} */
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