diff --git a/arch/sh/include/m16c/README.txt b/arch/sh/include/m16c/README.txt new file mode 100644 index 0000000000..2cc039b76a --- /dev/null +++ b/arch/sh/include/m16c/README.txt @@ -0,0 +1 @@ +This directory contains header files specific to the M16c architectures. diff --git a/arch/sh/include/m16c/irq.h b/arch/sh/include/m16c/irq.h new file mode 100644 index 0000000000..77a3e31e1d --- /dev/null +++ b/arch/sh/include/m16c/irq.h @@ -0,0 +1,102 @@ +/************************************************************************************ + * arch/sh/include/m16c/irq.h + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +/* This file should never be included directed but, rather, + * only indirectly through nuttx/irq.h + */ + +#ifndef __ARCH_SH_INCLUDE_M16C_IRQ_H +#define __ARCH_SH_INCLUDE_M16C_IRQ_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include +#include + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* IRQ numbers -- to be provided */ + +#define NR_IRQS 1 /* Total number of supported IRQs */ +#define M16C_SYSTIMER_IRQ 1 + +/* IRQ Stack Frame Format. The SH-1 has a push down stack. The PC + * and SR are pushed by hardware at the time an IRQ is taken. + */ + +/* To be provided */ + +#define XCPTCONTEXT_REGS (1) +#define XCPTCONTEXT_SIZE (4 * XCPTCONTEXT_REGS) + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +#ifndef __ASSEMBLY__ +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/************************************************************************************ + * Inline Functions + ************************************************************************************/ + +#ifndef __ASSEMBLY__ +#endif + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +#undef EXTERN +#ifdef __cplusplus +} +#endif +#endif + +#endif /* __ARCH_SH_INCLUDE_M16C_IRQ_H */ + diff --git a/arch/sh/include/m16c/types.h b/arch/sh/include/m16c/types.h new file mode 100644 index 0000000000..df82676c46 --- /dev/null +++ b/arch/sh/include/m16c/types.h @@ -0,0 +1,83 @@ +/**************************************************************************** + * arch/sh/include/m16c/types.h + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* This file should never be included directed but, rather, only indirectly\ + * through sys/types.h + */ + +#ifndef __ARCH_SH_INCLUDE_SH1_TYPES_H +#define __ARCH_SH_INCLUDE_SH1_TYPES_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Type Declarations + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +/* These are the sizes of the standard GNU types. int is 16-bits and + * long is 32-bits */ + +typedef char sbyte; +typedef unsigned char ubyte; +typedef unsigned char uint8; +typedef unsigned char boolean; +typedef int sint16; +typedef unsigned int uint16; +typedef long sint32; +typedef unsigned long uint32; +typedef long long sint64; +typedef unsigned long long uint64; + +/* This is the size of the interrupt state save returned by + * irqsave() + */ + +typedef unsigned int irqstate_t; + +#endif /* __ASSEMBLY__ */ + +/**************************************************************************** + * Global Function Prototypes + ****************************************************************************/ + +#endif /* __ARCH_SH_INCLUDE_SH1_TYPES_H */