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Diffstat (limited to 'os/ports/common/MSP430X/chcore.h')
| -rw-r--r-- | os/ports/common/MSP430X/chcore.h | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/os/ports/common/MSP430X/chcore.h b/os/ports/common/MSP430X/chcore.h deleted file mode 100644 index b6f1dd9c9..000000000 --- a/os/ports/common/MSP430X/chcore.h +++ /dev/null @@ -1,316 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011,2012 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 MSP430/chcore.h
- * @brief MSP430 architecture port macros and structures.
- *
- * @addtogroup MSP430_CORE
- * @{
- */
-
-#ifndef _CHCORE_H_
-#define _CHCORE_H_
-
-#include <intrinsics.h>
-#include "chtypes.h"
-
-#if CH_DBG_ENABLE_STACK_CHECK
-#error "option CH_DBG_ENABLE_STACK_CHECK not supported by this port"
-#endif
-
-/**
- * @brief Enables the use of a wait state in the idle thread loop.
- */
-#ifndef ENABLE_WFI_IDLE
-#define ENABLE_WFI_IDLE 0
-#endif
-
-/**
- * @brief Macro defining the MSP430 architecture.
- */
-#define CH_ARCHITECTURE_MSP430
-
-/**
- * @brief Name of the implemented architecture.
- */
-#define CH_ARCHITECTURE_NAME "MSP430"
-
-/**
- * @brief Name of the architecture variant (optional).
- */
-#define CH_CORE_VARIANT_NAME "MSP430X"
-
-/**
- * @brief Name of the compiler supported by this port.
- */
-#if defined(__IAR_SYSTEMS_ICC__)
-#define CH_COMPILER_NAME __VERSION__
-#elif defined(__GNUC__)
-#define CH_COMPILER_NAME "GCC "__VERSION__
-#else
-#error "Unsupported compiler in use."
-#endif
-
-/**
- * @brief Port-specific information string.
- */
-#define CH_PORT_INFO "None"
-
-/**
- * @brief 16 bits stack and memory alignment enforcement.
- */
-typedef uint16_t stkalign_t;
-
-/**
- * @brief Generic MSP430 register.
- */
-typedef void *regmsp_t;
-
-/**
- * @brief Interrupt saved context.
- * @details This structure represents the stack frame saved during a
- * preemption-capable interrupt handler.
- */
-struct extctx {
- regmsp_t r12;
- regmsp_t r13;
- regmsp_t r14;
- regmsp_t r15;
- regmsp_t sr;
- regmsp_t pc;
-};
-
-/**
- * @brief System saved context.
- * @details This structure represents the inner stack frame during a context
- * switching.
- */
-struct intctx {
- regmsp_t r4;
- regmsp_t r5;
- regmsp_t r6;
- regmsp_t r7;
- regmsp_t r8;
- regmsp_t r9;
- regmsp_t r10;
- regmsp_t r11;
- regmsp_t pc;
-};
-
-/**
- * @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 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) { \
- tp->p_ctx.sp = (struct intctx *)((uint8_t *)workspace + \
- wsize - \
- sizeof(struct intctx)); \
- tp->p_ctx.sp->r10 = (regmsp_t)pf; \
- tp->p_ctx.sp->r11 = arg; \
- tp->p_ctx.sp->pc = (regmsp_t)_port_thread_start; \
-}
-
-/**
- * @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 constant is used in the calculation of the correct working
- * area size.
- * This value can be zero on those architecture where there is a
- * separate interrupt stack and the stack space between @p intctx and
- * @p extctx is known to be zero.
- * @note In this port the default is 32 bytes per thread.
- */
-#ifndef PORT_INT_REQUIRED_STACK
-#define PORT_INT_REQUIRED_STACK 32
-#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) + \
- sizeof(struct extctx) + \
- (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(); \
-}
-
-#define ISRNAME(pre, id) pre##id
-
-/**
- * @brief IRQ handler function declaration.
- * @note @p id can be a function name or a vector number depending on the
- * port implementation.
- */
-#if defined(__IAR_SYSTEMS_ICC__)
-#define STRINGVECTOR(x) #x
-#define VECTOR_ID(x) STRINGVECTOR( vector=x##_VECTOR )
-#define PORT_IRQ_HANDLER(id) \
-_Pragma( VECTOR_ID(id) ) \
-__interrupt void ISRNAME(vect,id)(void)
-#else
-//#define PORT_IRQ_HANDLER(id) ISR(id,vect##id)
-#define PORT_IRQ_HANDLER(id) void __attribute__((__interrupt__ (id##_VECTOR))) ISRNAME(vect,id)(void)
-#endif
-
-/**
- * @brief Port-related initialization code.
- * @note This function is empty in this port.
- */
-#define port_init()
-
-/**
- * @brief Kernel-lock action.
- * @details Usually this function just disables interrupts but may perform more
- * actions.
- * @note Implemented as global interrupt disable.
- */
-#define port_lock() __disable_interrupt()
-
-/**
- * @brief Kernel-unlock action.
- * @details Usually this function just enables interrupts but may perform more
- * actions.
- * @note Implemented as global interrupt enable.
- */
-#define port_unlock() __enable_interrupt()
-
-/**
- * @brief Kernel-lock action from an interrupt handler.
- * @details This function is invoked before invoking I-class APIs from
- * interrupt handlers. The implementation is architecture dependent,
- * in its simplest form it is void.
- * @note This function is empty in this port.
- */
-#define port_lock_from_isr()
-
-/**
- * @brief Kernel-unlock action from an interrupt handler.
- * @details This function is invoked after invoking I-class APIs from interrupt
- * handlers. The implementation is architecture dependent, in its
- * simplest form it is void.
- * @note This function is empty in this port.
- */
-#define port_unlock_from_isr()
-
-/**
- * @brief Disables all the interrupt sources.
- * @note Of course non-maskable interrupt sources are not included.
- * @note Implemented as global interrupt disable.
- */
-#define port_disable() __disable_interrupt()
-
-/**
- * @brief Disables the interrupt sources below kernel-level priority.
- * @note Interrupt sources above kernel level remains enabled.
- * @note Same as @p port_disable() in this port, there is no difference
- * between the two states.
- */
-#define port_suspend() __disable_interrupt()
-
-/**
- * @brief Enables all the interrupt sources.
- * @note Implemented as global interrupt enable.
- */
-#define port_enable() __enable_interrupt()
-
-/**
- * @brief Enters an architecture-dependent IRQ-waiting mode.
- * @details The function is meant to return when an interrupt becomes pending.
- * The simplest implementation is an empty function or macro but this
- * would not take advantage of architecture-specific power saving
- * modes.
- * @note This port function is implemented as inlined code for performance
- * reasons.
- * @note The port code does not define a low power mode, this macro has to
- * be defined externally. The default implementation is a "nop", not
- * a real low power mode.
- */
-#if ENABLE_WFI_IDLE != 0
-#ifndef port_wait_for_interrupt
-#define port_wait_for_interrupt() { \
- __no_operation(); \
-}
-#endif
-#else
-#define port_wait_for_interrupt()
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void port_switch(Thread *ntp, Thread *otp);
- void port_halt(void);
- void _port_thread_start(void);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _CHCORE_H_ */
-
-/** @} */
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