From 8f30bbcc3488a2c92a40e7912716627169637232 Mon Sep 17 00:00:00 2001 From: gdisirio Date: Wed, 23 Dec 2009 20:23:59 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1462 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- demos/GNU-Linux-GCC/chcore.c | 108 ---------------------- demos/GNU-Linux-GCC/chcore.h | 209 ------------------------------------------- 2 files changed, 317 deletions(-) delete mode 100644 demos/GNU-Linux-GCC/chcore.c delete mode 100644 demos/GNU-Linux-GCC/chcore.h (limited to 'demos') diff --git a/demos/GNU-Linux-GCC/chcore.c b/demos/GNU-Linux-GCC/chcore.c deleted file mode 100644 index 6185b8f4e..000000000 --- a/demos/GNU-Linux-GCC/chcore.c +++ /dev/null @@ -1,108 +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 . -*/ - -#include -#include -#include -#include -#include - -/** - * @addtogroup LINUXSIM_CORE - * @{ - */ - -#include "ch.h" - -static struct itimerval tempo; -static bool_t pending = FALSE; - -void timer(int numSignal) { - - pending = TRUE; -} - -/* - * Simulated HW initialization. - */ -void _init_core(void) { - - signal(SIGALRM, timer); - tempo.it_value.tv_sec = 0; - tempo.it_value.tv_usec = 10000; - tempo.it_interval.tv_sec = 0; - tempo.it_interval.tv_usec = 10000; - setitimer(ITIMER_REAL, &tempo, NULL); -} - -/* - * Interrupt simulation. - */ -void ChkIntSources(void) { - - if (pending) { - chSysTimerHandlerI(); - pending = FALSE; - } - - if (chSchIsRescRequiredExI()) - chSchDoRescheduleI(); -} - -/** - * Performs a context switch between two threads. - * @param otp the thread to be switched out - * @param ntp the thread to be switched in - */ -__attribute__((used)) -static void __dummy(Thread *otp, Thread *ntp) { - asm volatile (".globl port_switch \n\t" \ - "port_switch: \n\t" \ - "push %ebp \n\t" \ - "push %esi \n\t" \ - "push %edi \n\t" \ - "push %ebx \n\t" \ - "movl %esp, 16(%ecx) \n\t" \ - "movl 16(%edx), %esp \n\t" \ - "pop %ebx \n\t" \ - "pop %edi \n\t" \ - "pop %esi \n\t" \ - "pop %ebp \n\t" \ - "ret"); -} - -/** - * Halts the system. In this implementation it just exits the simulation. - */ -__attribute__((fastcall)) -void port_halt(void) { - - exit(2); -} - -/** - * Threads return point, it just invokes @p chThdExit(). - */ -void threadexit(void) { - - asm volatile ("push %eax \n\t" \ - "call chThdExit"); -} - -/** @} */ diff --git a/demos/GNU-Linux-GCC/chcore.h b/demos/GNU-Linux-GCC/chcore.h deleted file mode 100644 index 48a052513..000000000 --- a/demos/GNU-Linux-GCC/chcore.h +++ /dev/null @@ -1,209 +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 . -*/ - -/** - * @addtogroup WIN32SIM_CORE - * @{ - */ - -#ifndef _CHCORE_H_ -#define _CHCORE_H_ - -/** - * Macro defining the a simulated architecture into Win32. - */ -#define CH_ARCHITECTURE_WIN32SIM - -/** - * Name of the implemented architecture. - */ -#define CH_ARCHITECTURE_NAME "WIN32 Simulator" - -/** - * 32 bit stack alignment. - */ -typedef uint32_t stkalign_t; - -/** - * Generic x86 register. - */ -typedef void *regx86; - -/** - * Interrupt saved context. - * This structure represents the stack frame saved during a preemption-capable - * interrupt handler. - */ -struct extctx { -}; - -/** - * System saved context. - * @note In this demo the floating point registers are not saved. - */ -struct intctx { - regx86 ebx; - regx86 edi; - regx86 esi; - regx86 ebp; - regx86 eip; -}; - -/** - * Platform dependent part of the @p Thread structure. - * This structure usually contains just the saved stack pointer defined as a - * pointer to a @p intctx structure. - */ -struct context { - struct intctx volatile *esp; -}; - -#define APUSH(p, a) (p) -= sizeof(void *), *(void **)(p) = (void*)(a) - -/** - * Platform dependent part of the @p chThdInit() API. - * This code usually setup the context switching frame represented by a - * @p intctx structure. - */ -#define SETUP_CONTEXT(workspace, wsize, pf, arg) { \ - uint8_t *esp = (uint8_t *)workspace + wsize; \ - APUSH(esp, arg); \ - APUSH(esp, threadexit); \ - esp -= sizeof(struct intctx); \ - ((struct intctx *)esp)->eip = pf; \ - ((struct intctx *)esp)->ebx = 0; \ - ((struct intctx *)esp)->edi = 0; \ - ((struct intctx *)esp)->esi = 0; \ - ((struct intctx *)esp)->ebp = 0; \ - tp->p_ctx.esp = (struct intctx *)esp; \ -} - -/** - * Stack size for the system idle thread. - */ -#ifndef IDLE_THREAD_STACK_SIZE -#define IDLE_THREAD_STACK_SIZE 256 -#endif - -/** - * Per-thread stack overhead for interrupts servicing, it is used in the - * calculation of the correct working area size. - */ -#ifndef INT_REQUIRED_STACK -#define INT_REQUIRED_STACK 0x8000 -#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(void *) * 2 + \ - 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() - -/** - * IRQ handler function declaration. - */ -#define PORT_IRQ_HANDLER(id) void id(void) - -/** - * Simulator initialization. - */ -#define port_init() _init_core() - -/** - * Does nothing in this simulator. - */ -#define port_lock() - -/** - * Does nothing in this simulator. - */ -#define port_unlock() - -/** - * Does nothing in this simulator. - */ -#define port_lock_from_isr() - -/** - * Does nothing in this simulator. - */ -#define port_unlock_from_isr() - -/** - * Does nothing in this simulator. - */ -#define port_disable() - -/** - * Does nothing in this simulator. - */ -#define port_suspend() - -/** - * Does nothing in this simulator. - */ -#define port_enable() - -/** - * In the simulator this does a polling pass on the simulated interrupt - * sources. - */ -#define port_wait_for_interrupt() ChkIntSources() - -#ifdef __cplusplus -extern "C" { -#endif - __attribute__((fastcall)) void port_switch(Thread *otp, Thread *ntp); - __attribute__((fastcall)) void port_halt(void); - void _init_core(void); - void ChkIntSources(void); - void threadexit(void); -#ifdef __cplusplus -} -#endif - -#endif /* _CHCORE_H_ */ - -/** @} */ -- cgit v1.2.3