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Diffstat (limited to 'ports/MSP430/chcore.h')
| -rw-r--r-- | ports/MSP430/chcore.h | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/ports/MSP430/chcore.h b/ports/MSP430/chcore.h deleted file mode 100644 index 313108cde..000000000 --- a/ports/MSP430/chcore.h +++ /dev/null @@ -1,238 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2007 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 ports/MSP430/chcore.h
- * @brief MSP430 architecture port macros and structures.
- * @addtogroup MSP430_CORE
- * @{
- */
-
-#ifndef _CHCORE_H_
-#define _CHCORE_H_
-
-#include <iomacros.h>
-#include <msp430/common.h>
-
-/**
- * If enabled allows the idle thread to enter a low power mode.
- */
-#ifndef ENABLE_WFI_IDLE
-#define ENABLE_WFI_IDLE 0
-#endif
-
-/**
- * Macro defining the MSP430 architecture.
- */
-#define CH_ARCHITECTURE_MSP430
-
-/**
- * Name of the implemented architecture.
- */
-#define CH_ARCHITECTURE_NAME "MSP430"
-
-/**
- * 16 bit stack alignment.
- */
-typedef uint16_t stkalign_t;
-
-/**
- * Generic MSP430 register.
- */
-typedef void *regmsp_t;
-
-/** @cond never */
-/**
- * Interrupt saved context.
- */
-struct extctx {
- regmsp_t r12;
- regmsp_t r13;
- regmsp_t r14;
- regmsp_t r15;
- regmsp_t sr;
- regmsp_t pc;
-};
-/** @endcond */
-
-/** @cond never */
-/**
- * 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;
-};
-/** @endcond */
-
-/** @cond never */
-/**
- * In the MSP430 port this structure just holds a pointer to the @p intctx
- * structure representing the stack pointer at the time of the context switch.
- */
-struct context {
- struct intctx *sp;
-};
-/** @endcond */
-
-/**
- * Platform dependent part of the @p chThdInit() API.
- */
-#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 = pf; \
- tp->p_ctx.sp->r11 = arg; \
- tp->p_ctx.sp->pc = threadstart; \
-}
-
-/**
- * The default idle thread implementation requires no extra stack space in
- * this port.
- */
-#ifndef IDLE_THREAD_STACK_SIZE
-#define IDLE_THREAD_STACK_SIZE 0
-#endif
-
-/**
- * Per-thread stack overhead for interrupts servicing, it is used in the
- * calculation of the correct working area size. In this port the default is
- * 32 bytes per thread.
- */
-#ifndef INT_REQUIRED_STACK
-#define INT_REQUIRED_STACK 32
-#endif
-
-/**
- * Enforces a correct alignment for a stack area size value.
- */
-#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
-
-/**
- * Computes the thread working area global size.
- */
-#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
- sizeof(struct intctx) + \
- sizeof(struct extctx) + \
- (n) + (INT_REQUIRED_STACK))
-
-/**
- * Macro used to allocate a thread working area aligned as both position and
- * size.
- */
-#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
-
-/**
- * IRQ prologue code, inserted at the start of all IRQ handlers enabled to
- * invoke system APIs. - */
-#define PORT_IRQ_PROLOGUE()
-
-/**
- * IRQ epilogue code, inserted at the end of all IRQ handlers enabled to
- * invoke system APIs.
- */
-#define PORT_IRQ_EPILOGUE() { \
- if (chSchRescRequiredI()) \
- chSchDoRescheduleI(); \
-}
-
-/**
- * IRQ handler function modifier.
- */
-#define PORT_IRQ_HANDLER(id) interrupt(id) _vect_##id(void)
-
-/**
- * This function is empty in this port.
- */
-#define port_init()
-
-/**
- * Implemented as global interrupt disable.
- */
-#define port_lock() asm volatile ("dint")
-
-/**
- * Implemented as global interrupt enable.
- */
-#define port_unlock() asm volatile ("eint")
-
-/**
- * This function is empty in this port.
- */
-#define port_lock_from_isr()
-
-/**
- * This function is empty in this port.
- */
-#define port_unlock_from_isr()
-
-/**
- * Implemented as global interrupt disable.
- */
-#define port_disable() asm volatile ("dint")
-
-/**
- * Same as @p port_disable() in this port, there is no difference between the
- * two states.
- */
-#define port_suspend() asm volatile ("dint")
-
-/**
- * Implemented as global interrupt enable.
- */
-#define port_enable() asm volatile ("eint")
-
-/**
- * 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() { \
- asm volatile ("nop"); \
-}
-#endif
-#else
-#define port_wait_for_interrupt()
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void port_switch(Thread *otp, Thread *ntp);
- void port_halt(void);
- void threadstart(void);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _CHCORE_H_ */
-
-/** @} */
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