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Diffstat (limited to 'nuttx/arch/arm/src/common/up_internal.h')
| -rw-r--r-- | nuttx/arch/arm/src/common/up_internal.h | 419 |
1 files changed, 0 insertions, 419 deletions
diff --git a/nuttx/arch/arm/src/common/up_internal.h b/nuttx/arch/arm/src/common/up_internal.h deleted file mode 100644 index 8a24f003e..000000000 --- a/nuttx/arch/arm/src/common/up_internal.h +++ /dev/null @@ -1,419 +0,0 @@ -/**************************************************************************** - * common/up_internal.h - * - * Copyright (C) 2007-2013 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. - * - ****************************************************************************/ - -#ifndef __ARCH_ARM_SRC_COMMON_UP_INTERNAL_H -#define __ARCH_ARM_SRC_COMMON_UP_INTERNAL_H - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#ifndef __ASSEMBLY__ -# include <nuttx/compiler.h> -# include <sys/types.h> -# include <stdint.h> -#endif - -/**************************************************************************** - * Pre-processor Definitions - ****************************************************************************/ - -/* Bring-up debug configurations. These are here (vs defconfig) - * because these should only be controlled during low level - * board bring-up and not part of normal platform configuration. - */ - -#undef CONFIG_SUPPRESS_INTERRUPTS /* DEFINED: Do not enable interrupts */ -#undef CONFIG_SUPPRESS_TIMER_INTS /* DEFINED: No timer */ -#undef CONFIG_SUPPRESS_SERIAL_INTS /* DEFINED: Console will poll */ -#undef CONFIG_SUPPRESS_UART_CONFIG /* DEFINED: Do not reconfig UART */ -#undef CONFIG_DUMP_ON_EXIT /* DEFINED: Dump task state on exit */ - -/* Determine which (if any) console driver to use. If a console is enabled - * and no other console device is specified, then a serial console is - * assumed. - */ - -#if !defined(CONFIG_DEV_CONSOLE) || CONFIG_NFILE_DESCRIPTORS == 0 -# undef USE_SERIALDRIVER -# undef USE_EARLYSERIALINIT -# undef CONFIG_DEV_LOWCONSOLE -# undef CONFIG_RAMLOG_CONSOLE -#else -# if defined(CONFIG_RAMLOG_CONSOLE) -# undef USE_SERIALDRIVER -# undef USE_EARLYSERIALINIT -# undef CONFIG_DEV_LOWCONSOLE -# elif defined(CONFIG_DEV_LOWCONSOLE) -# undef USE_SERIALDRIVER -# undef USE_EARLYSERIALINIT -# else -# define USE_SERIALDRIVER 1 -# define USE_EARLYSERIALINIT 1 -# endif -#endif - -/* If some other device is used as the console, then the serial driver may - * still be needed. Let's assume that if the upper half serial driver is - * built, then the lower half will also be needed. There is no need for - * the early serial initialization in this case. - */ - -#if !defined(USE_SERIALDRIVER) && defined(CONFIG_STANDARD_SERIAL) -# define USE_SERIALDRIVER 1 -#endif - -/* Determine which device to use as the system logging device */ - -#ifndef CONFIG_SYSLOG -# undef CONFIG_SYSLOG_CHAR -# undef CONFIG_RAMLOG_SYSLOG -#endif - -/* Check if an interrupt stack size is configured */ - -#ifndef CONFIG_ARCH_INTERRUPTSTACK -# define CONFIG_ARCH_INTERRUPTSTACK 0 -#endif - -/* Macros to handle saving and restoring interrupt state. In the current ARM - * model, the state is always copied to and from the stack and TCB. In the - * Cortex-M3 model, the state is copied from the stack to the TCB, but only - * a referenced is passed to get the state from the TCB. - */ - -#if defined(CONFIG_ARCH_CORTEXM3) || defined(CONFIG_ARCH_CORTEXM4) -# if defined(CONFIG_ARCH_FPU) && !defined(CONFIG_ARMV7M_CMNVECTOR) -# define up_savestate(regs) \ - do { \ - up_copystate(regs, (uint32_t*)current_regs); \ - up_savefpu(regs); \ - } \ - while (0) -# else -# define up_savestate(regs) up_copystate(regs, (uint32_t*)current_regs) -# endif -# define up_restorestate(regs) (current_regs = regs) -#else -# define up_savestate(regs) up_copystate(regs, (uint32_t*)current_regs) -# define up_restorestate(regs) up_copystate((uint32_t*)current_regs, regs) -#endif - -/**************************************************************************** - * Public Types - ****************************************************************************/ - -#ifndef __ASSEMBLY__ -typedef void (*up_vector_t)(void); -#endif - -/**************************************************************************** - * Public Variables - ****************************************************************************/ - -#ifndef __ASSEMBLY__ -/* This holds a references to the current interrupt level - * register storage structure. If is non-NULL only during - * interrupt processing. - */ - -extern volatile uint32_t *current_regs; - -/* This is the beginning of heap as provided from up_head.S. - * This is the first address in DRAM after the loaded - * program+bss+idle stack. The end of the heap is - * CONFIG_DRAM_END - */ - -extern const uint32_t g_heapbase; - -/* Address of the saved user stack pointer */ - -#if CONFIG_ARCH_INTERRUPTSTACK > 3 -#if defined(CONFIG_ARCH_CORTEXM3) || defined(CONFIG_ARCH_CORTEXM4) -extern uint32_t g_intstackbase; -# else -extern uint32_t g_userstack; -# endif -#endif - -/* These 'addresses' of these values are setup by the linker script. They are - * not actual uint32_t storage locations! They are only used meaningfully in the - * following way: - * - * - The linker script defines, for example, the symbol_sdata. - * - The declareion extern uint32_t _sdata; makes C happy. C will believe - * that the value _sdata is the address of a uint32_t variable _data (it is - * not!). - * - We can recoved the linker value then by simply taking the address of - * of _data. like: uint32_t *pdata = &_sdata; - */ - -extern uint32_t _stext; /* Start of .text */ -extern uint32_t _etext; /* End_1 of .text + .rodata */ -extern const uint32_t _eronly; /* End+1 of read only section (.text + .rodata) */ -extern uint32_t _sdata; /* Start of .data */ -extern uint32_t _edata; /* End+1 of .data */ -extern uint32_t _sbss; /* Start of .bss */ -extern uint32_t _ebss; /* End+1 of .bss */ - -/* Sometimes, functions must be executed from RAM. In this case, the following - * macro may be used (with GCC!) to specify a function that will execute from - * RAM. For example, - * - * int __ramfunc__ foo (void); - * int __ramfunc__ foo (void) { return bar; } - * - * will create a function named foo that will execute from RAM. - */ - -#ifdef CONFIG_ARCH_RAMFUNCS - -# define __ramfunc__ __attribute__ ((section(".ramfunc"))) - -/* Functions decleared in the .ramfunc section will be packaged together - * by the linker script and stored in FLASH. During boot-up, the start - * logic must include logic to copy the RAM functions from their storage - * location in FLASH to their correct destination in SRAM. The following - * following linker-defined values provide the information to copy the - * functions from flash to RAM. - */ - -extern const uint32_t _framfuncs; /* Copy source address in FLASH */ -extern uint32_t _sramfuncs; /* Copy destination start address in RAM */ -extern uint32_t _eramfuncs; /* Copy destination start address in RAM */ - -#endif /* CONFIG_ARCH_RAMFUNCS */ -#endif /* __ASSEMBLY__ */ - -/**************************************************************************** - * Inline Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -#ifndef __ASSEMBLY__ - -/* Low level initialization provided by board-level logic ******************/ - -extern void up_boot(void); - -/* Context switching */ - -extern void up_copystate(uint32_t *dest, uint32_t *src); -extern void up_decodeirq(uint32_t *regs); -extern int up_saveusercontext(uint32_t *saveregs); -extern void up_fullcontextrestore(uint32_t *restoreregs) noreturn_function; -extern void up_switchcontext(uint32_t *saveregs, uint32_t *restoreregs); - -/* Signal handling **********************************************************/ - -extern void up_sigdeliver(void); - -/* Power management *********************************************************/ - -#ifdef CONFIG_PM -extern void up_pminitialize(void); -#else -# define up_pminitialize() -#endif - -#if defined(CONFIG_ARCH_CORTEXM3) || defined(CONFIG_ARCH_CORTEXM4) -extern void up_systemreset(void) noreturn_function; -#endif - -/* Interrupt handling *******************************************************/ - -extern void up_irqinitialize(void); -extern void up_maskack_irq(int irq); - -#if defined(CONFIG_ARCH_CORTEXM3) || defined(CONFIG_ARCH_CORTEXM4) - -extern uint32_t *up_doirq(int irq, uint32_t *regs); -extern int up_svcall(int irq, FAR void *context); -extern int up_hardfault(int irq, FAR void *context); -extern int up_memfault(int irq, FAR void *context); - -#else /* CONFIG_ARCH_CORTEXM3 || CONFIG_ARCH_CORTEXM4 */ - -extern void up_doirq(int irq, uint32_t *regs); -#ifdef CONFIG_PAGING -extern void up_pginitialize(void); -extern uint32_t *up_va2pte(uintptr_t vaddr); -extern void up_dataabort(uint32_t *regs, uint32_t far, uint32_t fsr); -#else /* CONFIG_PAGING */ -# define up_pginitialize() -extern void up_dataabort(uint32_t *regs); -#endif /* CONFIG_PAGING */ -extern void up_prefetchabort(uint32_t *regs); -extern void up_syscall(uint32_t *regs); -extern void up_undefinedinsn(uint32_t *regs); - -#endif /* CONFIG_ARCH_CORTEXM3 || CONFIG_ARCH_CORTEXM4 */ - -extern void up_vectorundefinsn(void); -extern void up_vectorswi(void); -extern void up_vectorprefetch(void); -extern void up_vectordata(void); -extern void up_vectoraddrexcptn(void); -extern void up_vectorirq(void); -extern void up_vectorfiq(void); - -/* Floating point unit ******************************************************/ - -#ifdef CONFIG_ARCH_FPU -extern void up_savefpu(uint32_t *regs); -extern void up_restorefpu(const uint32_t *regs); -#else -# define up_savefpu(regs) -# define up_restorefpu(regs) -#endif - -/* System timer *************************************************************/ - -extern void up_timerinit(void); -extern int up_timerisr(int irq, uint32_t *regs); - -/* Low level serial output **************************************************/ - -extern void up_lowputc(char ch); -extern void up_puts(const char *str); -extern void up_lowputs(const char *str); - -#if CONFIG_NFILE_DESCRIPTORS > 0 -extern void up_earlyserialinit(void); -extern void up_serialinit(void); -#else -# define up_earlyserialinit() -# define up_serialinit() -#endif - -/* Defined in drivers/lowconsole.c */ - -#ifdef CONFIG_DEV_LOWCONSOLE -extern void lowconsole_init(void); -#else -# define lowconsole_init() -#endif - -/* DMA **********************************************************************/ - -#ifdef CONFIG_ARCH_DMA -extern void weak_function up_dmainitialize(void); -#endif - -/* Memory management ********************************************************/ - -#if CONFIG_MM_REGIONS > 1 -void up_addregion(void); -#else -# define up_addregion() -#endif - -/* Watchdog timer ***********************************************************/ - -extern void up_wdtinit(void); - -/* LED interfaces provided by board-level logic *****************************/ - -#ifdef CONFIG_ARCH_LEDS -extern void up_ledinit(void); -extern void up_ledon(int led); -extern void up_ledoff(int led); -#else -# define up_ledinit() -# define up_ledon(led) -# define up_ledoff(led) -#endif - -/* Networking ***************************************************************/ - -/* Defined in board/up_network.c for board-specific ethernet implementations, - * or chip/xyx_ethernet.c for chip-specific ethernet implementations, or - * common/up_etherstub.c for a cornercase where the network is enabled yet - * there is no ethernet driver to be initialized. - */ - -#ifdef CONFIG_NET -extern void up_netinitialize(void); -#else -# define up_netinitialize() -#endif - -/* USB **********************************************************************/ - -#ifdef CONFIG_USBDEV -extern void up_usbinitialize(void); -extern void up_usbuninitialize(void); -#else -# define up_usbinitialize() -# define up_usbuninitialize() -#endif - -/* Random Number Generator (RNG) ********************************************/ - -#ifdef CONFIG_DEV_RANDOM -extern void up_rnginitialize(void); -#endif - -/**************************************************************************** - * Name: up_check_stack - * - * Description: - * Determine (approximately) how much stack has been used be searching the - * stack memory for a high water mark. That is, the deepest level of the - * stack that clobbered some recognizable marker in the stack memory. - * - * Input Parameters: - * None - * - * Returned value: - * The estimated amount of stack space used. - * - ****************************************************************************/ - -#if defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_STACK) -extern size_t up_check_stack(void); -extern size_t up_check_tcbstack(FAR _TCB); -extern size_t up_check_tcbstack_remain(FAR _TCB); -#endif - -#endif /* __ASSEMBLY__ */ - -#endif /* __ARCH_ARM_SRC_COMMON_UP_INTERNAL_H */ |