diff options
Diffstat (limited to 'misc/Obsoleted/arch/8051/include')
| -rw-r--r-- | misc/Obsoleted/arch/8051/include/arch.h | 86 | ||||
| -rw-r--r-- | misc/Obsoleted/arch/8051/include/irq.h | 206 | ||||
| -rw-r--r-- | misc/Obsoleted/arch/8051/include/limits.h | 84 | ||||
| -rw-r--r-- | misc/Obsoleted/arch/8051/include/syscall.h | 82 | ||||
| -rw-r--r-- | misc/Obsoleted/arch/8051/include/types.h | 98 |
5 files changed, 556 insertions, 0 deletions
diff --git a/misc/Obsoleted/arch/8051/include/arch.h b/misc/Obsoleted/arch/8051/include/arch.h new file mode 100644 index 000000000..48ab2b331 --- /dev/null +++ b/misc/Obsoleted/arch/8051/include/arch.h @@ -0,0 +1,86 @@ +/************************************************************************ + * arch.h + * + * Copyright (C) 2007, 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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/arch.h + */ + +#ifndef __ARCH_ARCH_H +#define __ARCH_ARCH_H + +/************************************************************************ + * Included Files + ************************************************************************/ + +#include <stdint.h> + +/************************************************************************ + * Definitions + ************************************************************************/ + +/************************************************************************ + * Public Types + ************************************************************************/ + +/************************************************************************ + * Public Variables + ************************************************************************/ + +/************************************************************************ + * Public Function Prototypes + ************************************************************************/ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" +{ +#else +#define EXTERN extern +#endif + +/* The 805x family has a tiny, 256 stack and can be easily + * overflowed. The following macro can be used to instrument + * code to dump the stack pointer at critical locations. + */ + +void up_showsp(uint8_t ch) __naked; + +#undef EXTERN +#ifdef __cplusplus +} +#endif + +#endif /* __ARCH_ARCH_H */ + diff --git a/misc/Obsoleted/arch/8051/include/irq.h b/misc/Obsoleted/arch/8051/include/irq.h new file mode 100644 index 000000000..da7513530 --- /dev/null +++ b/misc/Obsoleted/arch/8051/include/irq.h @@ -0,0 +1,206 @@ +/************************************************************************ + * irq.h + * + * Copyright (C) 2007, 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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_IRQ_H +#define __ARCH_IRQ_H + +/************************************************************************ + * Included Files + ************************************************************************/ + +#include <nuttx/config.h> +#ifndef __ASSEMBLY__ +# include <stdint.h> +#endif + +/************************************************************************ + * Definitions + ************************************************************************/ + +#define EXT_INT0_IRQ 0 +#define TIMER0_IRQ 1 +#define EXT_INT1_IRQ 2 +#define TIMER1_IRQ 3 +#define UART_IRQ 4 +#define TIMER2_IRQ 5 + +#define NR_IRQS 6 + +/* The stack for all tasks/threads lie at the same position + * in IRAM. On context switches, the STACK contents will be + * copied into the TCB. + */ + +#define IRAM_BASE 0x0000 +#ifdef CONFIG_ARCH_CHIP_8052 +# define IRAM_SIZE 0x0100 +#else +# define IRAM_SIZE 0x0080 +#endif + +#define STACK_BASE 0x0024 +#define STACK_SIZE (IRAM_SIZE - STACK_BASE) + +/* This is the form of initial stack frame + * + * This initial stack frame will be configured to hold. + * (1) The 16-bit return address of either: + * + * void task_start(void); + * void pthread_start(void) + * + * The return address is stored at the top of stack. + * so that the RETI instruction will work: + * + * PC15-8 <- ((SP)) + * (SP) <- (SP) -1 + * PC7-0 <- ((SP)) + * (SP) <- (SP) -1 + */ + +#define FRAME_RETLS 0 +#define FRAME_RETMS 1 + +/* Then a partial context context save area that can be + * indexed with the following definitions (relative to the + * beginning of the initial frame. + */ + +#define FRAME_ACC 2 +#define FRAME_IE 3 +#define FRAME_DPL 4 +#define FRAME_DPH 5 + +#define FRAME_SIZE 6 + +/* The remaining registers are not saved on the stack (due + * to the limited stack size of the 8051/2) but in an array + * in the TCB: + */ + +#define REGS_B 0 +#define REGS_R2 1 +#define REGS_R3 2 +#define REGS_R4 3 +#define REGS_R5 4 +#define REGS_R6 5 +#define REGS_R7 6 +#define REGS_R0 7 +#define REGS_R1 8 +#define REGS_PSW 9 +#define REGS_BP 10 + +#define REGS_SIZE 11 + +/* Note that the stack pointer is not saved. Rather, the + * size of the saved stack frame is saved in the 'nbytes' + * field. Since that stack begins at a fixed location, the + * top-of-stack pointer can be derived from the saved size. + */ + +/* These are offsets into struct xcptcontext that can be + * used from assembly language to access the structure. + */ + +#define XCPT_NBYTES 0 +#define XCPT_STACK 1 +#define XCPT_REGS (STACK_SIZE+1) + +#define XCPT_SIZE (STACK_SIZE+REGS_SIZE+1) + +/************************************************************************ + * Public Types + ************************************************************************/ + +/* This struct defines the way the registers are stored */ + +#ifndef __ASSEMBLY__ +struct xcptcontext +{ + /* This is the number of valid bytes currently saved in + * stack[]. Since that stack begins at a fixed location, + * the top-of-stack pointer can be derived from this size. + */ + + uint8_t nbytes; + + /* This is the saved stack. Space is allocated for the + * entire 256 byte IRAM (minus register and bit usage at + * the beginning). + */ + + uint8_t stack[STACK_SIZE]; + + /* These are save 8051/2 registers. These are saved + * separately from the stack to increase the effective + * stack size. + */ + + uint8_t regs[REGS_SIZE]; +}; +#endif /* __ASSEMBLY */ + +/************************************************************************ + * Public Variables + ************************************************************************/ + +/************************************************************************ + * Public Function Prototypes + ************************************************************************/ + +#ifndef __ASSEMBLY__ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +EXTERN irqstate_t irqsave(void); +EXTERN void irqrestore(irqstate_t flags); + +#undef EXTERN +#ifdef __cplusplus +} +#endif + +#endif /* __ASSEMBLY */ +#endif /* __ARCH_IRQ_H */ + diff --git a/misc/Obsoleted/arch/8051/include/limits.h b/misc/Obsoleted/arch/8051/include/limits.h new file mode 100644 index 000000000..5c8116e07 --- /dev/null +++ b/misc/Obsoleted/arch/8051/include/limits.h @@ -0,0 +1,84 @@ +/************************************************************ + * arch/8051/include/limits.h + * + * Copyright (C) 2007, 2009, 2011-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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 Gregory Nutt 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. + * + ************************************************************/ + +#ifndef __ARCH_8051_INCLUDE_LIMITS_H +#define __ARCH_8051_INCLUDE_LIMITS_H + +/************************************************************ + * Included Files + ************************************************************/ + +/************************************************************ + * Definitions + ************************************************************/ + +#define CHAR_BIT 8 +#define SCHAR_MIN (-SCHAR_MAX - 1) +#define SCHAR_MAX 127 +#define UCHAR_MAX 255 + +/* These could be different on machines where char is unsigned */ + +#ifdef __CHAR_UNSIGNED__ +#define CHAR_MIN 0 +#define CHAR_MAX UCHAR_MAX +#else +#define CHAR_MIN SCHAR_MIN +#define CHAR_MAX SCHAR_MAX +#endif + +#define SHRT_MIN (-SHRT_MAX - 1) +#define SHRT_MAX 32767 +#define USHRT_MAX 65535U + +#define INT_MIN (-INT_MAX - 1) +#define INT_MAX 32767 +#define UINT_MAX 65535U + +/* These change on 32-bit and 64-bit platforms */ + +#define LONG_MIN (-LONG_MAX - 1) +#define LONG_MAX 2147483647L +#define ULONG_MAX 4294967295UL + +/* For SDCC, a Generic pointer is 3 bytes in length with the + * first byte holding data space information. + */ + +#define PTR_MIN (-PTR_MAX - 1) +#define PTR_MAX 8388607 +#define UPTR_MAX 16777215U + +#endif /* __ARCH_8051_INCLUDE_LIMITS_H */ diff --git a/misc/Obsoleted/arch/8051/include/syscall.h b/misc/Obsoleted/arch/8051/include/syscall.h new file mode 100644 index 000000000..2c85fb420 --- /dev/null +++ b/misc/Obsoleted/arch/8051/include/syscall.h @@ -0,0 +1,82 @@ +/**************************************************************************** + * arch/8051/include/syscall.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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 include/syscall.h or include/sys/sycall.h + */ + +#ifndef __ARCH_8051_INCLUDE_SYSCALL_H +#define __ARCH_8051_INCLUDE_SYSCALL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Inline functions + ****************************************************************************/ + +/**************************************************************************** + * Public Variables + ****************************************************************************/ + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#ifndef __ASSEMBLY__ +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +#undef EXTERN +#ifdef __cplusplus +} +#endif +#endif + +#endif /* __ARCH_8051_INCLUDE_SYSCALL_H */ + diff --git a/misc/Obsoleted/arch/8051/include/types.h b/misc/Obsoleted/arch/8051/include/types.h new file mode 100644 index 000000000..a3865e978 --- /dev/null +++ b/misc/Obsoleted/arch/8051/include/types.h @@ -0,0 +1,98 @@ +/************************************************************************ + * arch/8051/include/types.h + * + * Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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_8051_INCLUDE_TYPES_H +#define __ARCH_8051_INCLUDE_TYPES_H + +/************************************************************************ + * Included Files + ************************************************************************/ + +/************************************************************************ + * Definitions + ************************************************************************/ + +/************************************************************************ + * Type Declarations + ************************************************************************/ + +#ifndef __ASSEMBLY__ + +/* These are the sizes of the standard integer types. NOTE that these type + * names have a leading underscore character. This file will be included + * (indirectly) by include/stdint.h and typedef'ed to the final name without + * the underscore character. This roundabout way of doings things allows + * the stdint.h to be removed from the include/ directory in the event that + * the user prefers to use the definitions provided by their toolchain header + * files + * + * + * For SDCC, sizeof(int) is 16 and sizeof(long) is 32. + * long long and double are not supported. + */ + +typedef signed char _int8_t; +typedef unsigned char _uint8_t; + +typedef signed int _int16_t; +typedef unsigned int _uint16_t; + +typedef signed long _int32_t; +typedef unsigned long _uint32_t; + +/* For SDCC, a Generic pointer is 3 bytes in length with the + * first byte holding data space information. + */ + +typedef signed long _intptr_t; +typedef unsigned long _uintptr_t; + +/* This is the size of the interrupt state save returned by + * irqsave() + */ + +typedef unsigned char irqstate_t; + +#endif /* __ASSEMBLY__ */ + +/************************************************************************ + * Global Function Prototypes + ************************************************************************/ + +#endif /* __ARCH_8051_INCLUDE_TYPES_H */ |