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This commit is contained in:
Simon Wilks
2013-01-22 22:16:41 +01:00
parent ecd01dc2e8 cc74874d7e
commit 8ba3fbd0a3
627 changed files with 28886 additions and 5532 deletions
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nuttx/include/cxx/cmath
+62
View File
@@ -40,6 +40,9 @@
// Included Files
//***************************************************************************
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <math.h>
//***************************************************************************
@@ -48,6 +51,34 @@
namespace std
{
#if CONFIG_HAVE_FLOAT
using ::acosf;
using ::asinf;
using ::atanf;
using ::atan2f;
using ::ceilf;
using ::cosf;
using ::coshf;
using ::expf;
using ::fabsf;
using ::floorf;
using ::fmodf;
using ::frexpf;
using ::ldexpf;
using ::logf;
using ::log10f;
using ::log2f;
using ::modff;
using ::roundf;
using ::powf;
using ::sinf;
using ::sinhf;
using ::sqrtf;
using ::tanf;
using ::tanhf;
#endif
#if CONFIG_HAVE_DOUBLE
using ::acos;
using ::asin;
using ::atan;
@@ -63,13 +94,44 @@ namespace std
using ::ldexp;
using ::log;
using ::log10;
using ::log2;
using ::modf;
using ::round;
using ::pow;
using ::sin;
using ::sinh;
using ::sqrt;
using ::tan;
using ::tanh;
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
using ::acosl;
using ::asinl;
using ::atanl;
using ::atan2l;
using ::ceill;
using ::cosl;
using ::coshl;
using ::expl;
using ::fabsl;
using ::floorl;
using ::fmodl;
using ::frexpl;
using ::ldexpl;
using ::logl;
using ::log10l;
using ::log2l;
using ::modfl;
using ::roundl;
using ::powl;
using ::sinl;
using ::sinhl;
using ::sqrtl;
using ::tanl;
using ::tanhl;
#endif
}
#endif // __INCLUDE_CXX_CMATH
nuttx/include/cxx/cstdbool
+9
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@@ -46,4 +46,13 @@
// Namespace
//***************************************************************************
//***************************************************************************
// Namespace
//***************************************************************************
namespace std
{
using ::_Bool8;
}
#endif // __INCLUDE_CXX_CSTDBOOL
nuttx/include/cxx/cstdio
+11 -1
View File
@@ -52,6 +52,8 @@ namespace std
using ::FILE;
using ::fpos_t;
using ::size_t;
using ::clearerr;
using ::fclose;
using ::fflush;
using ::feof;
@@ -69,16 +71,24 @@ namespace std
using ::ftell;
using ::fwrite;
using ::gets;
using ::ungetc;
using ::printf;
using ::puts;
using ::rename;
using ::sprintf;
using ::asprintf;
using ::snprintf;
using ::ungetc;
using ::sscanf;
using ::perror;
using ::vprintf;
using ::vfprintf;
using ::vsprintf;
using ::avsprintf;
using ::vsnprintf;
using ::vsscanf;
using ::fdopen;
using ::statfs;
}
nuttx/include/cxx/cstdlib
+1
View File
@@ -70,6 +70,7 @@ namespace std
#endif
using ::strtol;
using ::strtoul;
using ::strtod;
using ::malloc;
nuttx/include/debug.h
+10 -15
View File
@@ -571,12 +571,9 @@
* Public Function Prototypes
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
extern "C"
{
#endif
/* These low-level debug APIs are provided by the NuttX library. If the
@@ -585,21 +582,20 @@ extern "C" {
* or the other of the following.
*/
EXTERN int lib_rawprintf(FAR const char *format, ...);
int lib_rawprintf(FAR const char *format, ...);
#ifdef CONFIG_ARCH_LOWPUTC
EXTERN int lib_lowprintf(FAR const char *format, ...);
int lib_lowprintf(FAR const char *format, ...);
#endif
/* Dump a buffer of data */
EXTERN void lib_dumpbuffer(FAR const char *msg, FAR const uint8_t *buffer,
unsigned int buflen);
void lib_dumpbuffer(FAR const char *msg, FAR const uint8_t *buffer, unsigned int buflen);
/* Enable or disable debug output */
#ifdef CONFIG_DEBUG_ENABLE
EXTERN void dbg_enable(bool enable);
void dbg_enable(bool enable);
#endif
/* If the cross-compiler's pre-processor does not support variable length
@@ -608,23 +604,22 @@ EXTERN void dbg_enable(bool enable);
#ifndef CONFIG_CPP_HAVE_VARARGS
#ifdef CONFIG_DEBUG
EXTERN int dbg(const char *format, ...);
int dbg(const char *format, ...);
# ifdef CONFIG_ARCH_LOWPUTC
EXTERN int lldbg(const char *format, ...);
int lldbg(const char *format, ...);
# endif
# ifdef CONFIG_DEBUG_VERBOSE
EXTERN int vdbg(const char *format, ...);
int vdbg(const char *format, ...);
# ifdef CONFIG_ARCH_LOWPUTC
EXTERN int llvdbg(const char *format, ...);
int llvdbg(const char *format, ...);
# endif
#endif
#endif /* CONFIG_DEBUG */
#endif /* CONFIG_CPP_HAVE_VARARGS */
#undef EXTERN
#if defined(__cplusplus)
}
#endif
nuttx/include/elf32.h
+352
View File
@@ -0,0 +1,352 @@
/****************************************************************************
* include/elf32.h
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Reference: System V Application Binary Interface, Edition 4.1, March 18,
* 1997, The Santa Cruz Operation, Inc.
*
* 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 __INCLUDE_ELF32_H
#define __INCLUDE_ELF32_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Values for Elf32_Ehdr::e_type */
#define ET_NONE 0 /* No file type */
#define ET_REL 1 /* Relocatable file */
#define ET_EXEC 2 /* Executable file */
#define ET_DYN 3 /* Shared object file */
#define ET_CORE 4 /* Core file */
#define ET_LOPROC 0xff00 /* Processor-specific */
#define ET_HIPROC 0xffff /* Processor-specific */
/* Values for Elf32_Ehdr::e_machine (most of this were not included in the
* original SCO document but have been gleaned from elsewhere).
*/
#define EM_NONE 0 /* No machine */
#define EM_M32 1 /* AT&T WE 32100 */
#define EM_SPARC 2 /* SPARC */
#define EM_386 3 /* Intel 80386 */
#define EM_68K 4 /* Motorola 68000 */
#define EM_88K 5 /* Motorola 88000 */
#define EM_486 6 /* Intel 486+ */
#define EM_860 7 /* Intel 80860 */
#define EM_MIPS 8 /* MIPS R3000 Big-Endian */
#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */
#define EM_PARISC 15 /* HPPA */
#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
#define EM_PPC 20 /* PowerPC */
#define EM_PPC64 21 /* PowerPC64 */
#define EM_ARM 40 /* ARM */
#define EM_SH 42 /* SuperH */
#define EM_SPARCV9 43 /* SPARC v9 64-bit */
#define EM_IA_64 50 /* HP/Intel IA-64 */
#define EM_X86_64 62 /* AMD x86-64 */
#define EM_S390 22 /* IBM S/390 */
#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
#define EM_V850 87 /* NEC v850 */
#define EM_M32R 88 /* Renesas M32R */
#define EM_H8_300 46
#define EM_ALPHA 0x9026
#define EM_CYGNUS_V850 0x9080
#define EM_CYGNUS_M32R 0x9041
#define EM_S390_OLD 0xa390
#define EM_FRV 0x5441
/* Values for Elf32_Ehdr::e_version */
#define EV_NONE 0 /* Invalid version */
#define EV_CURRENT 1 /* The current version */
/* Ehe ELF identifier */
#define EI_MAG0 0 /* File identification */
#define EI_MAG1 1 /* " " " " */
#define EI_MAG2 2 /* " " " " */
#define EI_MAG3 3 /* " " " " */
#define EI_CLASS 4 /* File class */
#define EI_DATA 5 /* Data encoding */
#define EI_VERSION 6 /* File version */
#define EI_PAD 7 /* Start of padding bytes */
#define EI_NIDENT 16 /* Size of eident[] */
#define EI_MAGIC_SIZE 4
#define EI_MAGIC {0x7f, 'E', 'L', 'F'}
/* Values for EI_CLASS */
#define ELFCLASSNONE 0 /* Invalid class */
#define ELFCLASS32 1 /* 32-bit objects */
#define ELFCLASS64 2 /* 64-bit objects */
/* Values for EI_DATA */
#define ELFDATANONE 0 /* Invalid data encoding */
#define ELFDATA2LSB 1 /* Least significant byte occupying the lowest address */
#define ELFDATA2MSB 2 /* Most significant byte occupying the lowest address */
/* Figure 4-7: Special Section Indexes */
#define SHN_UNDEF 0
#define SHN_LORESERVE 0xff00
#define SHN_LOPROC 0xff00
#define SHN_HIPROC 0xff1f
#define SHN_ABS 0xfff1
#define SHN_COMMON 0xfff2
#define SHN_HIRESERVE 0xffff
/* Figure 4-9: Section Types, sh_type */
#define SHT_NULL 0
#define SHT_PROGBITS 1
#define SHT_SYMTAB 2
#define SHT_STRTAB 3
#define SHT_RELA 4
#define SHT_HASH 5
#define SHT_DYNAMIC 6
#define SHT_NOTE 7
#define SHT_NOBITS 8
#define SHT_REL 9
#define SHT_SHLIB 10
#define SHT_DYNSYM 11
#define SHT_LOPROC 0x70000000
#define SHT_HIPROC 0x7fffffff
#define SHT_LOUSER 0x80000000
#define SHT_HIUSER 0xffffffff
/* Figure 4-11: Section Attribute Flags, sh_flags */
#define SHF_WRITE 1
#define SHF_ALLOC 2
#define SHF_EXECINSTR 4
#define SHF_MASKPROC 0xf0000000
/* Definitions for Elf32_Sym::st_info */
#define ELF32_ST_BIND(i) ((i) >> 4)
#define ELF32_ST_TYPE(i) ((i) & 0xf)
#define ELF32_ST_INFO(b,t) (((b) << 4) | ((t) & 0xf))
/* Figure 4-16: Symbol Binding, ELF32_ST_BIND */
#define STB_LOCAL 0
#define STB_GLOBAL 1
#define STB_WEAK 2
#define STB_LOPROC 13
#define STB_HIPROC 15
/* Figure 4-17: Symbol Types, ELF32_ST_TYPE */
#define STT_NOTYPE 0
#define STT_OBJECT 1
#define STT_FUNC 2
#define STT_SECTION 3
#define STT_FILE 4
#define STT_LOPROC 13
#define STT_HIPROC 15
/* Definitions for Elf32_Rel*::r_info */
#define ELF32_R_SYM(i) ((i) >> 8)
#define ELF32_R_TYPE(i) ((i) & 0xff)
#define ELF32_R_INFO(s,t) (((s)<< 8) | ((t) & 0xff))
/* Figure 5-2: Segment Types, p_type */
#define PT_NULL 0
#define PT_LOAD 1
#define PT_DYNAMIC 2
#define PT_INTERP 3
#define PT_NOTE 4
#define PT_SHLIB 5
#define PT_PHDR 6
#define PT_LOPROC 0x70000000
#define PT_HIPROC 0x7fffffff
/* Figure 5-3: Segment Flag Bits, p_flags */
#define PF_X 1 /* Execute */
#define PF_W 2 /* Write */
#define PF_R 4 /* Read */
#define PF_MASKPROC 0xf0000000 /* Unspecified */
/* Figure 5-10: Dynamic Array Tags, d_tag */
#define DT_NULL 0 /* d_un=ignored */
#define DT_NEEDED 1 /* d_un=d_val */
#define DT_PLTRELSZ 2 /* d_un=d_val */
#define DT_PLTGOT 3 /* d_un=d_ptr */
#define DT_HASH 4 /* d_un=d_ptr */
#define DT_STRTAB 5 /* d_un=d_ptr */
#define DT_SYMTAB 6 /* d_un=d_ptr */
#define DT_RELA 7 /* d_un=d_ptr */
#define DT_RELASZ 8 /* d_un=d_val */
#define DT_RELAENT 9 /* d_un=d_val */
#define DT_STRSZ 10 /* d_un=d_val */
#define DT_SYMENT 11 /* d_un=d_val */
#define DT_INIT 12 /* d_un=d_ptr */
#define DT_FINI 13 /* d_un=d_ptr */
#define DT_SONAME 14 /* d_un=d_val */
#define DT_RPATH 15 /* d_un=d_val */
#define DT_SYMBOLIC 16 /* d_un=ignored */
#define DT_REL 17 /* d_un=d_ptr */
#define DT_RELSZ 18 /* d_un=d_val */
#define DT_RELENT 19 /* d_un=d_val */
#define DT_PLTREL 20 /* d_un=d_val */
#define DT_DEBUG 21 /* d_un=d_ptr */
#define DT_TEXTREL 22 /* d_un=ignored */
#define DT_JMPREL 23 /* d_un=d_ptr */
#define DT_BINDNOW 24 /* d_un=ignored */
#define DT_LOPROC 0x70000000 /* d_un=unspecified */
#define DT_HIPROC 0x7fffffff /* d_un= unspecified */
/****************************************************************************
* Public Type Definitions
****************************************************************************/
/* Figure 4.2: 32-Bit Data Types */
typedef uint32_t Elf32_Addr; /* Unsigned program address */
typedef uint16_t Elf32_Half; /* Unsigned medium integer */
typedef uint32_t Elf32_Off; /* Unsigned file offset */
typedef int32_t Elf32_Sword; /* Signed large integer */
typedef uint32_t Elf32_Word; /* Unsigned large integer */
/* Figure 4-3: ELF Header */
typedef struct
{
unsigned char e_ident[EI_NIDENT];
Elf32_Half e_type;
Elf32_Half e_machine;
Elf32_Word e_version;
Elf32_Addr e_entry;
Elf32_Off e_phoff;
Elf32_Off e_shoff;
Elf32_Word e_flags;
Elf32_Half e_ehsize;
Elf32_Half e_phentsize;
Elf32_Half e_phnum;
Elf32_Half e_shentsize;
Elf32_Half e_shnum;
Elf32_Half e_shstrndx;
} Elf32_Ehdr;
/* Figure 4-8: Section Header */
typedef struct
{
Elf32_Word sh_name;
Elf32_Word sh_type;
Elf32_Word sh_flags;
Elf32_Addr sh_addr;
Elf32_Off sh_offset;
Elf32_Word sh_size;
Elf32_Word sh_link;
Elf32_Word sh_info;
Elf32_Word sh_addralign;
Elf32_Word sh_entsize;
} Elf32_Shdr;
/* Figure 4-15: Symbol Table Entry */
typedef struct
{
Elf32_Word st_name;
Elf32_Addr st_value;
Elf32_Word st_size;
unsigned char st_info;
unsigned char st_other;
Elf32_Half st_shndx;
} Elf32_Sym;
/* Figure 4-19: Relocation Entries */
typedef struct
{
Elf32_Addr r_offset;
Elf32_Word r_info;
} Elf32_Rel;
typedef struct
{
Elf32_Addr r_offset;
Elf32_Word r_info;
Elf32_Sword r_addend;
} Elf32_Rela;
/* Figure 5-1: Program Header */
typedef struct
{
Elf32_Word p_type;
Elf32_Off p_offset;
Elf32_Addr p_vaddr;
Elf32_Addr p_paddr;
Elf32_Word p_filesz;
Elf32_Word p_memsz;
Elf32_Word p_flags;
Elf32_Word p_align;
} Elf32_Phdr;
/* Figure 5-9: Dynamic Structure */
typedef struct
{
Elf32_Sword d_tag;
union
{
Elf32_Word d_val;
Elf32_Addr d_ptr;
} d_un;
} Elf32_Dyn;
//extern Elf32_Dyn _DYNAMIC[] ;
#endif /* __INCLUDE_ELF32_H */
nuttx/include/net/if.h
+9
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@@ -52,6 +52,10 @@
#define IF_NAMESIZE 6 /* Newer naming standard */
#define IFHWADDRLEN 6
#define IFF_RUNNING (1 << 0)
#define IF_FLAG_IFUP (1 << 0)
#define IF_FLAG_IFDOWN (2 << 0)
/*******************************************************************************************
* Public Type Definitions
*******************************************************************************************/
@@ -72,6 +76,7 @@ struct lifreq
struct sockaddr lifru_hwaddr; /* MAC address */
int lifru_count; /* Number of devices */
int lifru_mtu; /* MTU size */
uint8_t lifru_flags; /* Interface flags */
} lifr_ifru;
};
@@ -82,6 +87,7 @@ struct lifreq
#define lifr_hwaddr lifr_ifru.lifru_hwaddr /* MAC address */
#define lifr_mtu lifr_ifru.lifru_mtu /* MTU */
#define lifr_count lifr_ifru.lifru_count /* Number of devices */
#define lifr_flags lifr_ifru.lifru_flags /* interface flags */
/* This is the older I/F request that should only be used with IPv4. However, since
* NuttX only supports IPv4 or 6 (not both), we can force the older structure to
@@ -101,6 +107,7 @@ struct ifreq
struct sockaddr ifru_hwaddr; /* MAC address */
int ifru_count; /* Number of devices */
int ifru_mtu; /* MTU size */
uint8_t ifru_flags; /* Interface flags */
} ifr_ifru;
};
@@ -111,6 +118,7 @@ struct ifreq
#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
#define ifr_mtu ifr_ifru.ifru_mtu /* MTU */
#define ifr_count ifr_ifru.ifru_count /* Number of devices */
#define ifr_flags ifr_ifru.ifru_flags /* interface flags */
#else /* CONFIG_NET_IPv6 */
@@ -123,6 +131,7 @@ struct ifreq
#define ifr_hwaddr lifr_ifru.lifru_hwaddr /* MAC address */
#define ifr_mtu lifr_ifru.lifru_mtu /* MTU */
#define ifr_count lifr_ifru.lifru_count /* Number of devices */
#define ifr_flags lifr_ifru.lifru_flags /* interface flags */
#endif /* CONFIG_NET_IPv6 */
nuttx/include/nuttx/arch.h
+259 -31
View File
@@ -46,6 +46,7 @@
#include <stdint.h>
#include <stdbool.h>
#include <sched.h>
#include <arch/arch.h>
/****************************************************************************
@@ -67,10 +68,8 @@ typedef CODE void (*sig_deliver_t)(FAR _TCB *tcb);
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
extern "C"
{
#endif
/****************************************************************************
@@ -98,7 +97,7 @@ extern "C" {
*
****************************************************************************/
EXTERN void up_initialize(void);
void up_initialize(void);
/****************************************************************************
* Name: up_idle
@@ -114,7 +113,7 @@ EXTERN void up_initialize(void);
*
****************************************************************************/
EXTERN void up_idle(void);
void up_idle(void);
/****************************************************************************
* Name: up_initial_state
@@ -130,7 +129,7 @@ EXTERN void up_idle(void);
*
****************************************************************************/
EXTERN void up_initial_state(FAR _TCB *tcb);
void up_initial_state(FAR _TCB *tcb);
/****************************************************************************
* Name: up_create_stack
@@ -155,7 +154,7 @@ EXTERN void up_initial_state(FAR _TCB *tcb);
****************************************************************************/
#ifndef CONFIG_CUSTOM_STACK
EXTERN int up_create_stack(FAR _TCB *tcb, size_t stack_size);
int up_create_stack(FAR _TCB *tcb, size_t stack_size);
#endif
/****************************************************************************
@@ -180,7 +179,7 @@ EXTERN int up_create_stack(FAR _TCB *tcb, size_t stack_size);
****************************************************************************/
#ifndef CONFIG_CUSTOM_STACK
EXTERN int up_use_stack(FAR _TCB *tcb, FAR void *stack, size_t stack_size);
int up_use_stack(FAR _TCB *tcb, FAR void *stack, size_t stack_size);
#endif
/****************************************************************************
@@ -193,7 +192,7 @@ EXTERN int up_use_stack(FAR _TCB *tcb, FAR void *stack, size_t stack_size);
****************************************************************************/
#ifndef CONFIG_CUSTOM_STACK
EXTERN void up_release_stack(FAR _TCB *dtcb);
void up_release_stack(FAR _TCB *dtcb);
#endif
/****************************************************************************
@@ -216,7 +215,7 @@ EXTERN void up_release_stack(FAR _TCB *dtcb);
*
****************************************************************************/
EXTERN void up_unblock_task(FAR _TCB *tcb);
void up_unblock_task(FAR _TCB *tcb);
/****************************************************************************
* Name: up_block_task
@@ -242,7 +241,7 @@ EXTERN void up_unblock_task(FAR _TCB *tcb);
*
****************************************************************************/
EXTERN void up_block_task(FAR _TCB *tcb, tstate_t task_state);
void up_block_task(FAR _TCB *tcb, tstate_t task_state);
/****************************************************************************
* Name: up_release_pending
@@ -261,7 +260,7 @@ EXTERN void up_block_task(FAR _TCB *tcb, tstate_t task_state);
*
****************************************************************************/
EXTERN void up_release_pending(void);
void up_release_pending(void);
/****************************************************************************
* Name: up_reprioritize_rtr
@@ -287,7 +286,7 @@ EXTERN void up_release_pending(void);
*
****************************************************************************/
EXTERN void up_reprioritize_rtr(FAR _TCB *tcb, uint8_t priority);
void up_reprioritize_rtr(FAR _TCB *tcb, uint8_t priority);
/****************************************************************************
* Name: _exit
@@ -349,7 +348,7 @@ EXTERN void up_reprioritize_rtr(FAR _TCB *tcb, uint8_t priority);
****************************************************************************/
#ifndef CONFIG_DISABLE_SIGNALS
EXTERN void up_schedule_sigaction(FAR _TCB *tcb, sig_deliver_t sigdeliver);
void up_schedule_sigaction(FAR _TCB *tcb, sig_deliver_t sigdeliver);
#endif
/****************************************************************************
@@ -363,7 +362,7 @@ EXTERN void up_schedule_sigaction(FAR _TCB *tcb, sig_deliver_t sigdeliver);
****************************************************************************/
#ifndef CONFIG_HEAP_BASE
EXTERN void up_allocate_heap(FAR void **heap_start, size_t *heap_size);
void up_allocate_heap(FAR void **heap_start, size_t *heap_size);
#endif
/****************************************************************************
@@ -382,6 +381,214 @@ EXTERN void up_allocate_heap(FAR void **heap_start, size_t *heap_size);
# define up_getpicbase(ppicbase)
#endif
/****************************************************************************
* Address Environment Interfaces
*
* Low-level interfaces used in binfmt/ to instantiate tasks with address
* environments. These interfaces all operate on type task_addrenv_t which
* is an abstract representation of a task's address environment and must be
* defined in arch/arch.h if CONFIG_ADDRENV is defined.
*
* up_addrenv_create - Create an address environment
* up_addrenv_vaddr - Returns the virtual base address of the address
* environment
* up_addrenv_select - Instantiate an address environment
* up_addrenv_restore - Restore an address environment
* up_addrenv_destroy - Destroy an address environment.
* up_addrenv_assign - Assign an address environment to a TCB
*
* Higher-level interfaces used by the tasking logic. These interfaces are
* used by the functions in sched/ and all operate on the TCB which as been
* assigned an address environment by up_addrenv_assign().
*
* up_addrenv_share - Clone the address environment assigned to one TCB
* to another. This operation is done when a pthread
* is created that share's the same address
* environment.
* up_addrenv_release - Release the TCBs reference to an address
* environment when a task/thread exits.
*
****************************************************************************/
/****************************************************************************
* Name: up_addrenv_create
*
* Description:
* This function is called from the binary loader logic when a new
* task is created in order to instantiate an address environment for the
* task. up_addrenv_create is essentially the allocator of the physical
* memory for the new task.
*
* Input Parameters:
* envsize - The size (in bytes) of the address environment needed by the
* task.
* addrenv - The location to return the representation of the task address
* environment.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_create(size_t envsize, FAR task_addrenv_t *addrenv);
#endif
/****************************************************************************
* Name: up_addrenv_vaddr
*
* Description:
* Return the virtual address associated with the newly create address
* environment. This function is used by the binary loaders in order
* get an address that can be used to initialize the new task.
*
* Input Parameters:
* addrenv - The representation of the task address environment previously
* returned by up_addrenv_create.
* vaddr - The location to return the virtual address.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_vaddr(FAR task_addrenv_t addrenv, FAR void **vaddr);
#endif
/****************************************************************************
* Name: up_addrenv_select
*
* Description:
* After an address environment has been established for a task (via
* up_addrenv_create(). This function may be called to to instantiate
* that address environment in the virtual address space. this might be
* necessary, for example, to load the code for the task from a file or
* to access address environment private data.
*
* Input Parameters:
* addrenv - The representation of the task address environment previously
* returned by up_addrenv_create.
* oldenv
* The address environment that was in place before up_addrenv_select().
* This may be used with up_addrenv_restore() to restore the original
* address environment that was in place before up_addrenv_select() was
* called. Note that this may be a task agnostic, hardware
* representation that is different from task_addrenv_t.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_select(task_addrenv_t addrenv, hw_addrenv_t *oldenv);
#endif
/****************************************************************************
* Name: up_addrenv_restore
*
* Description:
* After an address environment has been temporarilty instantiated by
* up_addrenv_select, this function may be called to to restore the
* original address environment.
*
* Input Parameters:
* oldenv - The hardware representation of the address environment
* previously returned by up_addrenv_select.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_restore(hw_addrenv_t oldenv);
#endif
/****************************************************************************
* Name: up_addrenv_destroy
*
* Description:
* Called from the binary loader loader during error handling to destroy
* the address environment previously created by up_addrenv_create().
*
* Input Parameters:
* addrenv - The representation of the task address environment previously
* returned by up_addrenv_create.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_destroy(task_addrenv_t addrenv);
#endif
/****************************************************************************
* Name: up_addrenv_assign
*
* Description:
* Assign an address environment to a TCB.
*
* Input Parameters:
* addrenv - The representation of the task address environment previously
* returned by up_addrenv_create.
* tcb - The TCB of the task to receive the address environment.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_assign(task_addrenv_t addrenv, FAR _TCB *tcb);
#endif
/****************************************************************************
* Name: up_addrenv_share
*
* Description:
* This function is called from the core scheduler logic when a thread
* is created that needs to share the address ennvironment of its parent
* task. In this case, the parent's address environment needs to be
* "cloned" for the child.
*
* Input Parameters:
* ptcb - The TCB of the parent task that has the address environment.
* ctcb - The TCB of the child thread needing the address environment.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_share(FAR const _TCB *ptcb, FAR _TCB *ctcb);
#endif
/****************************************************************************
* Name: up_addrenv_release
*
* Description:
* This function is called when a task or thread exits in order to release
* its reference to an address environment. When there are no further
* references to an address environment, that address environment should
* be destroyed.
*
* Input Parameters:
* tcb - The TCB of the task or thread whose the address environment will
* be released.
*
* Returned Value:
* Zero (OK) on success; a negated errno value on failure.
*
****************************************************************************/
#ifdef CONFIG_ADDRENV
int up_addrenv_release(FAR _TCB *tcb);
#endif
/****************************************************************************
* Name: up_interrupt_context
*
@@ -391,7 +598,7 @@ EXTERN void up_allocate_heap(FAR void **heap_start, size_t *heap_size);
*
****************************************************************************/
EXTERN bool up_interrupt_context(void);
bool up_interrupt_context(void);
/****************************************************************************
* Name: up_enable_irq
@@ -413,7 +620,7 @@ EXTERN bool up_interrupt_context(void);
****************************************************************************/
#ifndef CONFIG_ARCH_NOINTC
EXTERN void up_enable_irq(int irq);
void up_enable_irq(int irq);
#endif
/****************************************************************************
@@ -431,7 +638,7 @@ EXTERN void up_enable_irq(int irq);
****************************************************************************/
#ifndef CONFIG_ARCH_NOINTC
EXTERN void up_disable_irq(int irq);
void up_disable_irq(int irq);
#endif
/****************************************************************************
@@ -446,7 +653,7 @@ EXTERN void up_disable_irq(int irq);
****************************************************************************/
#ifdef CONFIG_ARCH_IRQPRIO
EXTERN int up_prioritize_irq(int irq, int priority);
int up_prioritize_irq(int irq, int priority);
#endif
/****************************************************************************
@@ -483,7 +690,7 @@ EXTERN int up_prioritize_irq(int irq, int priority);
****************************************************************************/
#ifdef CONFIG_ARCH_ROMGETC
EXTERN char up_romgetc(FAR const char *ptr);
char up_romgetc(FAR const char *ptr);
#else
# define up_romgetc(ptr) (*ptr)
#endif
@@ -497,8 +704,8 @@ EXTERN char up_romgetc(FAR const char *ptr);
*
***************************************************************************/
EXTERN void up_mdelay(unsigned int milliseconds);
EXTERN void up_udelay(useconds_t microseconds);
void up_mdelay(unsigned int milliseconds);
void up_udelay(useconds_t microseconds);
/****************************************************************************
* Name: up_cxxinitialize
@@ -517,7 +724,7 @@ EXTERN void up_udelay(useconds_t microseconds);
***************************************************************************/
#if defined(CONFIG_HAVE_CXX) && defined(CONFIG_HAVE_CXXINITIALIZE)
EXTERN void up_cxxinitialize(void);
void up_cxxinitialize(void);
#endif
/****************************************************************************
@@ -537,7 +744,7 @@ EXTERN void up_cxxinitialize(void);
*
****************************************************************************/
EXTERN void sched_process_timer(void);
void sched_process_timer(void);
/****************************************************************************
* Name: irq_dispatch
@@ -549,7 +756,7 @@ EXTERN void sched_process_timer(void);
*
***************************************************************************/
EXTERN void irq_dispatch(int irq, FAR void *context);
void irq_dispatch(int irq, FAR void *context);
/****************************************************************************
* Board-specific button interfaces exported by the board-specific logic
@@ -571,7 +778,7 @@ EXTERN void irq_dispatch(int irq, FAR void *context);
****************************************************************************/
#ifdef CONFIG_ARCH_BUTTONS
EXTERN void up_buttoninit(void);
void up_buttoninit(void);
#endif
/****************************************************************************
@@ -592,7 +799,7 @@ EXTERN void up_buttoninit(void);
****************************************************************************/
#ifdef CONFIG_ARCH_BUTTONS
EXTERN uint8_t up_buttons(void);
uint8_t up_buttons(void);
#endif
/****************************************************************************
@@ -613,7 +820,29 @@ EXTERN uint8_t up_buttons(void);
****************************************************************************/
#ifdef CONFIG_ARCH_IRQBUTTONS
EXTERN xcpt_t up_irqbutton(int id, xcpt_t irqhandler);
xcpt_t up_irqbutton(int id, xcpt_t irqhandler);
#endif
/************************************************************************************
* Relay control functions
*
* Description:
* Non-standard functions for relay control.
*
************************************************************************************/
#ifdef CONFIG_ARCH_RELAYS
void up_relaysinit(void);
void relays_setstat(int relays, bool stat);
bool relays_getstat(int relays);
void relays_setstats(uint32_t relays_stat);
uint32_t relays_getstats(void);
void relays_onoff(int relays, uint32_t mdelay);
void relays_onoffs(uint32_t relays_stat, uint32_t mdelay);
void relays_resetmode(int relays);
void relays_powermode(int relays);
void relays_resetmodes(uint32_t relays_stat);
void relays_powermodes(uint32_t relays_stat);
#endif
/****************************************************************************
@@ -628,9 +857,8 @@ EXTERN xcpt_t up_irqbutton(int id, xcpt_t irqhandler);
*
****************************************************************************/
EXTERN int up_putc(int ch);
int up_putc(int ch);
#undef EXTERN
#ifdef __cplusplus
}
#endif
nuttx/include/nuttx/binfmt.h → nuttx/include/nuttx/binfmt/binfmt.h
+152 -23
View File
@@ -1,7 +1,7 @@
/****************************************************************************
* include/nuttx/binfmt.h
* include/nuttx/binfmt/binfmt.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -33,34 +33,58 @@
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_BINFMT_H
#define __INCLUDE_NUTTX_BINFMT_H
#ifndef __INCLUDE_NUTTX_BINFMT_BINFMT_H
#define __INCLUDE_NUTTX_BINFMT_BINFMT_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <nxflat.h>
#include <nuttx/arch.h>
#include <nuttx/sched.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define BINFMT_NALLOC 3
/****************************************************************************
* Public Types
****************************************************************************/
/* EXEPATH_HANDLE is an opaque handle used to traverse the absolute paths
* assigned to the PATH environment variable.
*/
/* This describes the file to be loaded */
#if !defined(CONFIG_BINFMT_DISABLE) && defined(CONFIG_BINFMT_EXEPATH)
typedef FAR void *EXEPATH_HANDLE;
#endif
/* The type of one C++ constructor or destructor */
typedef FAR void (*binfmt_ctor_t)(void);
typedef FAR void (*binfmt_dtor_t)(void);
/* This describes the file to be loaded.
*
* NOTE 1: The 'filename' must be the full, absolute path to the file to be
* executed unless CONFIG_BINFMT_EXEPATH is defined. In that case,
* 'filename' may be a relative path; a set of candidate absolute paths
* will be generated using the PATH environment variable and load_module()
* will attempt to load each file that is found at those absolute paths.
*/
struct symtab_s;
struct binary_s
{
/* Information provided to the loader to load and bind a module */
FAR const char *filename; /* Full path to the binary to be loaded */
FAR const char *filename; /* Full path to the binary to be loaded (See NOTE 1 above) */
FAR const char **argv; /* Argument list */
FAR const struct symtab_s *exports; /* Table of exported symbols */
int nexports; /* The number of symbols in exports[] */
@@ -70,9 +94,29 @@ struct binary_s
*/
main_t entrypt; /* Entry point into a program module */
FAR void *ispace; /* Memory-mapped, I-space (.text) address */
FAR struct dspace_s *dspace; /* Address of the allocated .data/.bss space */
size_t isize; /* Size of the I-space region (needed for munmap) */
FAR void *mapped; /* Memory-mapped, address space */
FAR void *alloc[BINFMT_NALLOC]; /* Allocated address spaces */
/* Constructors/destructors */
#ifdef CONFIG_BINFMT_CONSTRUCTORS
FAR binfmt_ctor_t *ctors; /* Pointer to a list of constructors */
FAR binfmt_dtor_t *dtors; /* Pointer to a list of destructors */
uint16_t nctors; /* Number of constructors in the list */
uint16_t ndtors; /* Number of destructors in the list */
#endif
/* Address environment.
*
* addrenv - This is the handle created by up_addrenv_create() that can be
* used to manage the tasks address space.
*/
#ifdef CONFIG_ADDRENV
task_addrenv_t addrenv; /* Task address environment */
#endif
size_t mapsize; /* Size of the mapped address region (needed for munmap) */
size_t stacksize; /* Size of the stack in bytes (unallocated) */
};
@@ -88,12 +132,9 @@ struct binfmt_s
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
extern "C"
{
#endif
/****************************************************************************
@@ -113,7 +154,7 @@ extern "C" {
*
****************************************************************************/
EXTERN int register_binfmt(FAR struct binfmt_s *binfmt);
int register_binfmt(FAR struct binfmt_s *binfmt);
/****************************************************************************
* Name: unregister_binfmt
@@ -128,7 +169,7 @@ EXTERN int register_binfmt(FAR struct binfmt_s *binfmt);
*
****************************************************************************/
EXTERN int unregister_binfmt(FAR struct binfmt_s *binfmt);
int unregister_binfmt(FAR struct binfmt_s *binfmt);
/****************************************************************************
* Name: load_module
@@ -144,14 +185,19 @@ EXTERN int unregister_binfmt(FAR struct binfmt_s *binfmt);
*
****************************************************************************/
EXTERN int load_module(FAR struct binary_s *bin);
int load_module(FAR struct binary_s *bin);
/****************************************************************************
* Name: unload_module
*
* Description:
* Unload a (non-executing) module from memory. If the module has
* been started (via exec_module), calling this will be fatal.
* been started (via exec_module) and has not exited, calling this will
* be fatal.
*
* However, this function must be called after the module exist. How
* this is done is up to your logic. Perhaps you register it to be
* called by on_exit()?
*
* Returned Value:
* This is a NuttX internal function so it follows the convention that
@@ -160,7 +206,7 @@ EXTERN int load_module(FAR struct binary_s *bin);
*
****************************************************************************/
EXTERN int unload_module(FAR const struct binary_s *bin);
int unload_module(FAR const struct binary_s *bin);
/****************************************************************************
* Name: exec_module
@@ -175,7 +221,7 @@ EXTERN int unload_module(FAR const struct binary_s *bin);
*
****************************************************************************/
EXTERN int exec_module(FAR const struct binary_s *bin, int priority);
int exec_module(FAR const struct binary_s *bin, int priority);
/****************************************************************************
* Name: exec
@@ -197,13 +243,96 @@ EXTERN int exec_module(FAR const struct binary_s *bin, int priority);
*
****************************************************************************/
EXTERN int exec(FAR const char *filename, FAR const char **argv,
FAR const struct symtab_s *exports, int nexports);
int exec(FAR const char *filename, FAR const char **argv,
FAR const struct symtab_s *exports, int nexports);
/****************************************************************************
* Name: exepath_init
*
* Description:
* Initialize for the traversal of each value in the PATH variable. The
* usage is sequence is as follows:
*
* 1) Call exepath_init() to initialize for the traversal. exepath_init()
* will return an opaque handle that can then be provided to
* exepath_next() and exepath_release().
* 2) Call exepath_next() repeatedly to examine every file that lies
* in the directories of the PATH variable
* 3) Call exepath_release() to free resources set aside by exepath_init().
*
* Input Parameters:
* None
*
* Returned Value:
* On success, exepath_init() return a non-NULL, opaque handle that may
* subsequently be used in calls to exepath_next() and exepath_release().
* On error, a NULL handle value will be returned. The most likely cause
* of an error would be that the there is no value associated with the
* PATH variable.
*
****************************************************************************/
#if !defined(CONFIG_BINFMT_DISABLE) && defined(CONFIG_BINFMT_EXEPATH)
EXEPATH_HANDLE exepath_init(void);
#endif
/****************************************************************************
* Name: exepath_next
*
* Description:
* Traverse all possible values in the PATH variable in attempt to find
* the full path to an executable file when only a relative path is
* provided.
*
* Input Parameters:
* handle - The handle value returned by exepath_init
* relpath - The relative path to the file to be found.
*
* Returned Value:
* On success, a non-NULL pointer to a null-terminated string is provided.
* This is the full path to a file that exists in the file system. This
* function will verify that the file exists (but will not verify that it
* is marked executable).
*
* NOTE: The string pointer return in the success case points to allocated
* memory. This memory must be freed by the called by calling kfree().
*
* NULL is returned if no path is found to any file with the provided
* 'relpath' from any absolute path in the PATH variable. In this case,
* there is no point in calling exepath_next() further; exepath_release()
* must be called to release resources set aside by expath_init().
*
****************************************************************************/
#if !defined(CONFIG_BINFMT_DISABLE) && defined(CONFIG_BINFMT_EXEPATH)
FAR char *exepath_next(EXEPATH_HANDLE handle, FAR const char *relpath);
#endif
/****************************************************************************
* Name: exepath_release
*
* Description:
* Release all resources set aside by exepath_init() when the handle value
* was created. The handle value is invalid on return from this function.
* Attempts to all exepath_next() or exepath_release() with such a 'stale'
* handle will result in undefined (i.e., not good) behavior.
*
* Input Parameters:
* handle - The handle value returned by exepath_init
*
* Returned Value:
* None
*
****************************************************************************/
#if !defined(CONFIG_BINFMT_DISABLE) && defined(CONFIG_BINFMT_EXEPATH)
void exepath_release(EXEPATH_HANDLE handle);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __INCLUDE_NUTTX_BINFMT_H */
#endif /* __INCLUDE_NUTTX_BINFMT_BINFMT_H */
nuttx/include/nuttx/binfmt/elf.h
+340
View File
@@ -0,0 +1,340 @@
/****************************************************************************
* include/nuttx/binfmt/elf.h
*
* Copyright (C) 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 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 __INCLUDE_NUTTX_BINFMT_ELF_H
#define __INCLUDE_NUTTX_BINFMT_ELF_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <stdint.h>
#include <stdbool.h>
#include <elf32.h>
#include <nuttx/binfmt/binfmt.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
#ifndef CONFIG_ELF_ALIGN_LOG2
# define CONFIG_ELF_ALIGN_LOG2 2
#endif
#ifndef CONFIG_ELF_STACKSIZE
# define CONFIG_ELF_STACKSIZE 2048
#endif
#ifndef CONFIG_ELF_BUFFERSIZE
# define CONFIG_ELF_BUFFERSIZE 128
#endif
#ifndef CONFIG_ELF_BUFFERINCR
# define CONFIG_ELF_BUFFERINCR 32
#endif
/* Allocation array size and indices */
#define LIBELF_ELF_ALLOC 0
#ifdef CONFIG_BINFMT_CONSTRUCTORS
# define LIBELF_CTORS_ALLOC 1
# define LIBELF_CTPRS_ALLOC 2
# define LIBELF_NALLOC 3
#else
# define LIBELF_NALLOC 1
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/* This struct provides a desciption of the currently loaded instantiation
* of an ELF binary.
*/
struct elf_loadinfo_s
{
/* elfalloc is the base address of the memory that is allocated to hold the
* ELF program image.
*
* If CONFIG_ADDRENV=n, elfalloc will be allocated using kmalloc() (or
* kzalloc()). If CONFIG_ADDRENV-y, then elfalloc will be allocated using
* up_addrenv_create(). In either case, there will be a unique instance
* of elfalloc (and stack) for each instance of a process.
*
* The alloc[] array in struct binary_s will hold memory that persists after
* the ELF module has been loaded.
*/
uintptr_t elfalloc; /* Memory allocated when ELF file was loaded */
size_t elfsize; /* Size of the ELF memory allocation */
off_t filelen; /* Length of the entire ELF file */
Elf32_Ehdr ehdr; /* Buffered ELF file header */
FAR Elf32_Shdr *shdr; /* Buffered ELF section headers */
uint8_t *iobuffer; /* File I/O buffer */
/* Constructors and destructors */
#ifdef CONFIG_BINFMT_CONSTRUCTORS
FAR void *ctoralloc; /* Memory allocated for ctors */
FAR void *dtoralloc; /* Memory allocated dtors */
FAR binfmt_ctor_t *ctors; /* Pointer to a list of constructors */
FAR binfmt_dtor_t *dtors; /* Pointer to a list of destructors */
uint16_t nctors; /* Number of constructors */
uint16_t ndtors; /* Number of destructors */
#endif
/* Address environment.
*
* addrenv - This is the handle created by up_addrenv_create() that can be
* used to manage the tasks address space.
* oldenv - This is a value returned by up_addrenv_select() that must be
* used to restore the current hardware address environment.
*/
#ifdef CONFIG_ADDRENV
task_addrenv_t addrenv; /* Task address environment */
hw_addrenv_t oldenv; /* Saved hardware address environment */
#endif
uint16_t symtabidx; /* Symbol table section index */
uint16_t strtabidx; /* String table section index */
uint16_t buflen; /* size of iobuffer[] */
int filfd; /* Descriptor for the file being loaded */
};
/****************************************************************************
* Public Functions
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/****************************************************************************
* These are APIs exported by libelf (but are used only by the binfmt logic):
****************************************************************************/
/****************************************************************************
* Name: elf_init
*
* Description:
* This function is called to configure the library to process an ELF
* program binary.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
EXTERN int elf_init(FAR const char *filename,
FAR struct elf_loadinfo_s *loadinfo);
/****************************************************************************
* Name: elf_uninit
*
* Description:
* Releases any resources committed by elf_init(). This essentially
* undoes the actions of elf_init.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
EXTERN int elf_uninit(FAR struct elf_loadinfo_s *loadinfo);
/****************************************************************************
* Name: elf_load
*
* Description:
* Loads the binary into memory, allocating memory, performing relocations
* and inializing the data and bss segments.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
EXTERN int elf_load(FAR struct elf_loadinfo_s *loadinfo);
/****************************************************************************
* Name: elf_bind
*
* Description:
* Bind the imported symbol names in the loaded module described by
* 'loadinfo' using the exported symbol values provided by 'symtab'.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
struct symtab_s;
EXTERN int elf_bind(FAR struct elf_loadinfo_s *loadinfo,
FAR const struct symtab_s *exports, int nexports);
/****************************************************************************
* Name: elf_unload
*
* Description:
* This function unloads the object from memory. This essentially undoes
* the actions of elf_load. It is called only under certain error
* conditions after the the module has been loaded but not yet started.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
EXTERN int elf_unload(struct elf_loadinfo_s *loadinfo);
/****************************************************************************
* These are APIs used outside of binfmt by NuttX:
****************************************************************************/
/****************************************************************************
* Name: elf_initialize
*
* Description:
* ELF support is built unconditionally. However, it order to
* use this binary format, this function must be called during system
* format in order to register the ELF binary format.
*
* Returned Value:
* This is a NuttX internal function so it follows the convention that
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
EXTERN int elf_initialize(void);
/****************************************************************************
* Name: elf_uninitialize
*
* Description:
* Unregister the ELF binary loader
*
* Returned Value:
* None
*
****************************************************************************/
EXTERN void elf_uninitialize(void);
/****************************************************************************
* These are APIs must be provided by architecture-specific logic:
****************************************************************************/
/****************************************************************************
* Name: arch_checkarch
*
* Description:
* Given the ELF header in 'hdr', verify that the ELF file is appropriate
* for the current, configured architecture. Every architecture that uses
* the ELF loader must provide this function.
*
* Input Parameters:
* hdr - The ELF header read from the ELF file.
*
* Returned Value:
* True if the architecture supports this ELF file.
*
****************************************************************************/
EXTERN bool arch_checkarch(FAR const Elf32_Ehdr *hdr);
/****************************************************************************
* Name: arch_relocate and arch_relocateadd
*
* Description:
* Perform on architecture-specific ELF relocation. Every architecture
* that uses the ELF loader must provide this function.
*
* Input Parameters:
* rel - The relocation type
* sym - The ELF symbol structure containing the fully resolved value.
* addr - The address that requires the relocation.
*
* Returned Value:
* Zero (OK) if the relocation was successful. Otherwise, a negated errno
* value indicating the cause of the relocation failure.
*
****************************************************************************/
EXTERN int arch_relocate(FAR const Elf32_Rel *rel, FAR const Elf32_Sym *sym,
uintptr_t addr);
EXTERN int arch_relocateadd(FAR const Elf32_Rela *rel,
FAR const Elf32_Sym *sym, uintptr_t addr);
/****************************************************************************
* Name: arch_flushicache
*
* Description:
* Flush the instruction cache.
*
* Input Parameters:
* addr - Start address to flush
* len - Number of bytes to flush
*
* Returned Value:
* True if the architecture supports this ELF file.
*
****************************************************************************/
#ifdef CONFIG_ELF_ICACHE
EXTERN bool arch_flushicache(FAR void *addr, size_t len);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __INCLUDE_NUTTX_BINFMT_ELF_H */
nuttx/include/nuttx/nxflat.h → nuttx/include/nuttx/binfmt/nxflat.h
+54 -31
View File
@@ -1,7 +1,7 @@
/****************************************************************************
* include/nuttx/nxflat.h
* include/nuttx/binfmt/nxflat.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Copyright (C) 2009, 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -33,8 +33,8 @@
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_NXFLAT_H
#define __INCLUDE_NUTTX_NXFLAT_H
#ifndef __INCLUDE_NUTTX_BINFMT_NXFLAT_H
#define __INCLUDE_NUTTX_BINFMT_NXFLAT_H
/****************************************************************************
* Included Files
@@ -44,7 +44,9 @@
#include <stdint.h>
#include <nxflat.h>
#include <nuttx/sched.h>
#include <nuttx/arch.h>
/****************************************************************************
* Pre-processor Definitions
@@ -61,17 +63,24 @@
struct nxflat_loadinfo_s
{
/* Instruction Space (ISpace): This region contains the nxflat file header
* plus everything from the text section. Ideally, will have only one mmap'ed
* text section instance in the system for each module.
* plus everything from the text section.
*
* The ISpace region is allocated using mmap() and, thus, can be shared by
* multiple tasks. Ideally, will have only one mmap'ed text section
* instance in the system for each module.
*/
uint32_t ispace; /* Address where hdr/text is loaded */
uintptr_t ispace; /* Address where hdr/text is loaded */
uint32_t entryoffs; /* Offset from ispace to entry point */
uint32_t isize; /* Size of ispace. */
/* Data Space (DSpace): This region contains all information that in referenced
* as data (other than the stack which is separately allocated). There will be
* a unique instance of DSpace (and stack) for each instance of a process.
/* Data Space (DSpace): This region contains all information that is
* referenced as data (other than the stack which is separately allocated).
*
* If CONFIG_ADDRENV=n, DSpace will be allocated using kmalloc() (or
* kzalloc()). If CONFIG_ADDRENV-y, then DSpace will be allocated using
* up_addrenv_create(). In either case, there will be a unique instance
* of DSpace (and stack) for each instance of a process.
*/
struct dspace_s *dspace; /* Allocated D-Space (data/bss/etc) */
@@ -85,6 +94,19 @@ struct nxflat_loadinfo_s
uint32_t relocstart; /* Start of array of struct flat_reloc */
uint16_t reloccount; /* Number of elements in reloc array */
/* Address environment.
*
* addrenv - This is the handle created by up_addrenv_create() that can be
* used to manage the tasks address space.
* oldenv - This is a value returned by up_addrenv_select() that must be
* used to restore the current hardware address environment.
*/
#ifdef CONFIG_ADDRENV
task_addrenv_t addrenv; /* Task address environment */
hw_addrenv_t oldenv; /* Saved hardware address environment */
#endif
/* File descriptors */
int filfd; /* Descriptor for the file being loaded */
@@ -110,22 +132,22 @@ extern "C" {
* These are APIs exported by libnxflat (and may be used outside of NuttX):
****************************************************************************/
/***********************************************************************
/****************************************************************************
* Name: nxflat_verifyheader
*
* Description:
* Given the header from a possible NXFLAT executable, verify that it
* is an NXFLAT executable.
* Given the header from a possible NXFLAT executable, verify that it is
* an NXFLAT executable.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_verifyheader(const struct nxflat_hdr_s *header);
/***********************************************************************
/****************************************************************************
* Name: nxflat_init
*
* Description:
@@ -136,12 +158,12 @@ EXTERN int nxflat_verifyheader(const struct nxflat_hdr_s *header);
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_init(const char *filename,
struct nxflat_loadinfo_s *loadinfo);
/***********************************************************************
/****************************************************************************
* Name: nxflat_uninit
*
* Description:
@@ -152,11 +174,11 @@ EXTERN int nxflat_init(const char *filename,
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_uninit(struct nxflat_loadinfo_s *loadinfo);
/***********************************************************************
/****************************************************************************
* Name: nxflat_load
*
* Description:
@@ -170,11 +192,11 @@ EXTERN int nxflat_uninit(struct nxflat_loadinfo_s *loadinfo);
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_load(struct nxflat_loadinfo_s *loadinfo);
/***********************************************************************
/****************************************************************************
* Name: nxflat_read
*
* Description:
@@ -184,12 +206,12 @@ EXTERN int nxflat_load(struct nxflat_loadinfo_s *loadinfo);
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_read(struct nxflat_loadinfo_s *loadinfo, char *buffer,
int readsize, int offset);
/***********************************************************************
/****************************************************************************
* Name: nxflat_bind
*
* Description:
@@ -202,31 +224,32 @@ EXTERN int nxflat_read(struct nxflat_loadinfo_s *loadinfo, char *buffer,
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
struct symtab_s;
EXTERN int nxflat_bind(FAR struct nxflat_loadinfo_s *loadinfo,
FAR const struct symtab_s *exports, int nexports);
/***********************************************************************
/****************************************************************************
* Name: nxflat_unload
*
* Description:
* This function unloads the object from memory. This essentially
* undoes the actions of nxflat_load.
* This function unloads the object from memory. This essentially undoes
* the actions of nxflat_load. It is called only under certain error
* conditions after the the module has been loaded but not yet started.
*
* Returned Value:
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_unload(struct nxflat_loadinfo_s *loadinfo);
/****************************************************************************
* These are APIs used internally only by NuttX:
****************************************************************************/
/***********************************************************************
/****************************************************************************
* Name: nxflat_initialize
*
* Description:
@@ -239,7 +262,7 @@ EXTERN int nxflat_unload(struct nxflat_loadinfo_s *loadinfo);
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
***********************************************************************/
****************************************************************************/
EXTERN int nxflat_initialize(void);
@@ -261,4 +284,4 @@ EXTERN void nxflat_uninitialize(void);
}
#endif
#endif /* __INCLUDE_NUTTX_NXFLAT_H */
#endif /* __INCLUDE_NUTTX_BINFMT_NXFLAT_H */
nuttx/include/nuttx/symtab.h → nuttx/include/nuttx/binfmt/symtab.h
+5 -5
View File
@@ -1,5 +1,5 @@
/****************************************************************************
* include/nuttx/symtab.h
* include/nuttx/binfmt/symtab.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_SYMTAB_H
#define __INCLUDE_NUTTX_SYMTAB_H
#ifndef __INCLUDE_NUTTX_BINFMT_SYMTAB_H
#define __INCLUDE_NUTTX_BINFMT_SYMTAB_H
/****************************************************************************
* Included Files
@@ -54,7 +54,7 @@
* is a fixed size array of struct symtab_s. The information is intentionally
* minimal and supports only:
*
* 1. Function points as sym_values. Of other kinds of values need to be
* 1. Function pointers as sym_values. Of other kinds of values need to be
* supported, then typing information would also need to be included in
* the structure.
*
@@ -159,5 +159,5 @@ symtab_findorderedbyvalue(FAR const struct symtab_s *symtab,
}
#endif
#endif /* __INCLUDE_NUTTX_SYMTAB_H */
#endif /* __INCLUDE_NUTTX_BINFMT_SYMTAB_H */
nuttx/include/nuttx/compiler.h
+19 -6
View File
@@ -87,11 +87,16 @@
# define packed_struct __attribute__ ((packed))
/* GCC does not support the reentrant or naked attributes */
/* GCC does not support the reentrant attribute */
# define reentrant_function
# define naked_function
/* The naked attribute informs GCC that the programmer will take care of
* the function prolog and epilog.
*/
# define naked_function __attribute__ ((naked,no_instrument_function))
/* The inline_function attribute informs GCC that the function should always
* be inlined, regardless of the level of optimization. The noinline_function
* indicates that the function should never be inlined.
@@ -191,8 +196,10 @@
/* GCC supports both types double and long long */
# define CONFIG_HAVE_DOUBLE 1
# define CONFIG_HAVE_LONG_LONG 1
# define CONFIG_HAVE_FLOAT 1
# define CONFIG_HAVE_DOUBLE 1
# define CONFIG_HAVE_LONG_DOUBLE 1
/* Structures and unions can be assigned and passed as values */
@@ -255,7 +262,7 @@
* external RAM.
*/
#if defined(__z80) || defined(__gbz80)
#if defined(__SDCC_z80) || defined(__SDCC_z180) || defined(__SDCC_gbz80)
# define FAR
# define NEAR
# define CODE
@@ -295,7 +302,9 @@
/* SDCC does not support type long long or type double */
# undef CONFIG_HAVE_LONG_LONG
# define CONFIG_HAVE_FLOAT 1
# undef CONFIG_HAVE_DOUBLE
# undef CONFIG_HAVE_LONG_DOUBLE
/* Structures and unions cannot be passed as values or used
* in assignments.
@@ -398,8 +407,10 @@
* simply do not support long long or double.
*/
# undef CONFIG_HAVE_DOUBLE
# undef CONFIG_HAVE_LONG_LONG
# define CONFIG_HAVE_FLOAT 1
# undef CONFIG_HAVE_DOUBLE
# undef CONFIG_HAVE_LONG_DOUBLE
/* Structures and unions can be assigned and passed as values */
@@ -433,9 +444,11 @@
# undef CONFIG_LONG_IS_NOT_INT
# undef CONFIG_PTR_IS_NOT_INT
# undef CONFIG_HAVE_INLINE
# define inline
# define inline 1
# undef CONFIG_HAVE_LONG_LONG
# define CONFIG_HAVE_FLOAT 1
# undef CONFIG_HAVE_DOUBLE
# undef CONFIG_HAVE_LONG_DOUBLE
# undef CONFIG_CAN_PASS_STRUCTS
#endif
nuttx/include/nuttx/float.h
+225
View File
@@ -0,0 +1,225 @@
/****************************************************************************
* include/nuttx/float.h
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Reference: http://pubs.opengroup.org/onlinepubs/009695399/basedefs/float.h.html
*
* 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 __INCLUDE_NUTTX_FLOAT_H
#define __INCLUDE_NUTTX_FLOAT_H
/* TODO: These values could vary with architectures toolchains. This
* logic should be move at least to the include/arch directory.
*/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Radix of exponent representation, b. */
#define FLT_RADIX 2
/* Number of base-FLT_RADIX digits in the floating-point significand, p. */
#define FLT_MANT_DIG 24
#if CONFIG_HAVE_DOUBLE
# define DBL_MANT_DIG 53
#else
# define DBL_MANT_DIG FLT_MANT_DIG
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MANT_DIG DBL_MANT_DIG /* FIX ME */
#else
# define LDBL_MANT_DIG DBL_MANT_DIG
#endif
/* Number of decimal digits, n, such that any floating-point number in the
* widest supported floating type with pmax radix b digits can be rounded
* to a floating-point number with n decimal digits and back again without
* change to the value.
*/
#define DECIMAL_DIG 10
/* Number of decimal digits, q, such that any floating-point number with q
* decimal digits can be rounded into a floating-point number with p radix
* b digits and back again without change to the q decimal digits.
*/
#define FLT_DIG 6
#if CONFIG_HAVE_DOUBLE
# define DBL_DIG 15 /* 10 */
#else
# define DBL_DIG FLT_DIG
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_DIG DBL_DIG /* FIX ME */
#else
# define LDBL_DIG DBL_DIG
#endif
/* Minimum negative integer such that FLT_RADIX raised to that power minus
* 1 is a normalized floating-point number, emin.
*/
#define FLT_MIN_EXP (-125)
#if CONFIG_HAVE_DOUBLE
# define DBL_MIN_EXP (-1021)
#else
# define DBL_MIN_EXP FLT_MIN_EXP
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MIN_EXP DBL_MIN_EXP /* FIX ME */
#else
# define LDBL_MIN_EXP DBL_MIN_EXP
#endif
/* inimum negative integer such that 10 raised to that power is in the range
* of normalized floating-point numbers.
*/
#define FLT_MIN_10_EXP (-37)
#if CONFIG_HAVE_DOUBLE
# define DBL_MIN_10_EXP (-307) /* -37 */
#else
# define DBL_MIN_10_EXP FLT_MIN_10_EXP
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MIN_10_EXP DBL_MIN_10_EXP /* FIX ME */
#else
# define LDBL_MIN_10_EXP DBL_MIN_10_EXP
#endif
/* Maximum integer such that FLT_RADIX raised to that power minus 1 is a
* representable finite floating-point number, emax.
*/
#define FLT_MAX_EXP 128
#if CONFIG_HAVE_DOUBLE
# define DBL_MAX_EXP 1024
#else
# define DBL_MAX_EXP FLT_MAX_EXP
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MAX_EXP DBL_MAX_EXP /* FIX ME */
#else
# define LDBL_MAX_EXP DBL_MAX_EXP
#endif
/* Maximum integer such that 10 raised to that power is in the range of
* representable finite floating-point numbers.
*/
#define FLT_MAX_10_EXP 38 /* 37 */
#if CONFIG_HAVE_DOUBLE
# define DBL_MAX_10_EXP 308 /* 37 */
#else
# define DBL_MAX_10_EXP FLT_MAX_10_EXP
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MAX_10_EXP DBL_MAX_10_EXP /* FIX ME */
#else
# define LDBL_MAX_10_EXP DBL_MAX_10_EXP
#endif
/* Maximum representable finite floating-point number. */
#define FLT_MAX 3.40282347e+38F /* 1E+37 */
#if CONFIG_HAVE_DOUBLE
# define DBL_MAX 1.7976931348623157e+308 /* 1E+37 */
#else
# define DBL_MAX FLT_MAX
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MAX DBL_MAX /* FIX ME */
#else
# define LDBL_MAX DBL_MAX
#endif
/* The difference between 1 and the least value greater than 1 that is
* representable in the given floating-point type, b1-p.
*/
#define FLT_EPSILON 1.1920929e-07F /* 1E-5 */
#if CONFIG_HAVE_DOUBLE
# define DBL_EPSILON 2.2204460492503131e-16 /* 1E-9 */
#else
# define DBL_EPSILON FLT_EPSILON
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_EPSILON DBL_EPSILON /* FIX ME */
#else
# define LDBL_EPSILON DBL_EPSILON
#endif
/* Minimum normalized positive floating-point number, bemin -1. */
#define FLT_MIN 1.17549435e-38F /* 1E-37 */
#if CONFIG_HAVE_DOUBLE
#define DBL_MIN 2.2250738585072014e-308 /* 1E-37 */
#else
# define DBL_MIN FLT_MIN
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
# define LDBL_MIN DBL_MIN /* FIX ME */
#else
# define LDBL_MIN DBL_MIN
#endif
#endif /* __INCLUDE_NUTTX_FLOAT_H */
nuttx/include/nuttx/fs/fs.h
+11 -6
View File
@@ -51,6 +51,10 @@
/****************************************************************************
* Definitions
****************************************************************************/
/* Stream flags for the fs_flags field of in struct file_struct */
#define __FS_FLAG_EOF (1 << 0) /* EOF detected by a read operation */
#define __FS_FLAG_ERROR (1 << 1) /* Error detected by any operation */
/****************************************************************************
* Type Definitions
@@ -172,7 +176,7 @@ struct mountpt_operations
int (*statfs)(FAR struct inode *mountpt, FAR struct statfs *buf);
/* Operations on pathes */
/* Operations on paths */
int (*unlink)(FAR struct inode *mountpt, FAR const char *relpath);
int (*mkdir)(FAR struct inode *mountpt, FAR const char *relpath, mode_t mode);
@@ -270,11 +274,6 @@ struct filelist
struct file_struct
{
int fs_filedes; /* File descriptor associated with stream */
uint16_t fs_oflags; /* Open mode flags */
#if CONFIG_NUNGET_CHARS > 0
uint8_t fs_nungotten; /* The number of characters buffered for ungetc */
unsigned char fs_ungotten[CONFIG_NUNGET_CHARS];
#endif
#if CONFIG_STDIO_BUFFER_SIZE > 0
sem_t fs_sem; /* For thread safety */
pid_t fs_holder; /* Holder of sem */
@@ -283,6 +282,12 @@ struct file_struct
FAR unsigned char *fs_bufend; /* Pointer to 1 past end of buffer */
FAR unsigned char *fs_bufpos; /* Current position in buffer */
FAR unsigned char *fs_bufread; /* Pointer to 1 past last buffered read char. */
#endif
uint16_t fs_oflags; /* Open mode flags */
uint8_t fs_flags; /* Stream flags */
#if CONFIG_NUNGET_CHARS > 0
uint8_t fs_nungotten; /* The number of characters buffered for ungetc */
unsigned char fs_ungotten[CONFIG_NUNGET_CHARS];
#endif
};
nuttx/include/nuttx/i2c.h
+18 -13
View File
@@ -1,7 +1,7 @@
/****************************************************************************
* include/nuttx/i2c.h
*
* Copyright(C) 2009-2011 Gregory Nutt. All rights reserved.
* Copyright(C) 2009-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -47,6 +47,16 @@
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* If a dynamic timeout is selected, then a non-negative, non-zero micro-
* seconds per byte vale must be provided as well.
*/
#ifdef CONFIG_STM32_I2C_DYNTIMEO
# if CONFIG_STM32_I2C_DYNTIMEO_USECPERBYTE < 1
# warning "Ignoring CONFIG_STM32_I2C_DYNTIMEO because of CONFIG_STM32_I2C_DYNTIMEO_USECPERBYTE"
# undef CONFIG_STM32_I2C_DYNTIMEO
# endif
#endif
/* I2C address calculation. Convert 7- and 10-bit address to 8-bit and
* 16-bit read/write address
@@ -323,24 +333,19 @@ EXTERN FAR struct i2c_dev_s *up_i2cinitialize(int port);
*
****************************************************************************/
EXTERN int up_i2cuninitialize(FAR struct i2c_dev_s * dev);
EXTERN int up_i2cuninitialize(FAR struct i2c_dev_s *dev);
/****************************************************************************
/************************************************************************************
* Name: up_i2creset
*
* Description:
* Reset the port and the associated I2C bus. Useful when the bus or an
* attached slave has become wedged or unresponsive.
* Reset an I2C bus
*
* Input Parameter:
* Device structure as returned by the up_i2cinitalize()
*
* Returned Value:
* OK on success, ERROR if the bus cannot be unwedged.
*
****************************************************************************/
************************************************************************************/
EXTERN int up_i2creset(FAR struct i2c_dev_s * dev);
#ifdef CONFIG_I2C_RESET
EXTERN int up_i2creset(FAR struct i2c_dev_s *dev);
#endif
#undef EXTERN
#if defined(__cplusplus)
nuttx/include/nuttx/input/keypad.h
+54
View File
@@ -0,0 +1,54 @@
/************************************************************************************
* include/nuttx/input/keypad.h
*
* Copyright (C) 2012 Denis Carikli.
* Author: Denis Carikli <GNUtoo@no-log.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 __INCLUDE_NUTTX_INPUT_KEYPAD_H
#define __INCLUDE_NUTTX_INPUT_KEYPAD_H
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
extern "C" {
#endif
int keypad_kbdinit(void);
#ifdef __cplusplus
}
#endif
#endif /* __INCLUDE_NUTTX_INPUT_KEYPAD_H */
nuttx/include/nuttx/input/max11802.h
+175
View File
@@ -0,0 +1,175 @@
/****************************************************************************
* include/nuttx/input/max11802.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Authors: Gregory Nutt <gnutt@nuttx.org>
* Petteri Aimonen <jpa@nx.mail.kapsi.fi>
*
* References:
* "Low-Power, Ultra-Small Resistive Touch-Screen Controllers
* with I2C/SPI Interface" Maxim IC, Rev 3, 10/2010
*
* 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 __INCLUDE_NUTTX_INPUT_MAX11802_H
#define __INCLUDE_NUTTX_INPUT_MAX11802_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/spi.h>
#include <stdbool.h>
#include <nuttx/irq.h>
#if defined(CONFIG_INPUT) && defined(CONFIG_INPUT_MAX11802)
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* SPI Frequency. Default: 100KHz */
#ifndef CONFIG_MAX11802_FREQUENCY
# define CONFIG_MAX11802_FREQUENCY 100000
#endif
/* Maximum number of threads than can be waiting for POLL events */
#ifndef CONFIG_MAX11802_NPOLLWAITERS
# define CONFIG_MAX11802_NPOLLWAITERS 2
#endif
#ifndef CONFIG_MAX11802_SPIMODE
# define CONFIG_MAX11802_SPIMODE SPIDEV_MODE0
#endif
/* Thresholds */
#ifndef CONFIG_MAX11802_THRESHX
# define CONFIG_MAX11802_THRESHX 12
#endif
#ifndef CONFIG_MAX11802_THRESHY
# define CONFIG_MAX11802_THRESHY 12
#endif
/* Check for some required settings. This can save the user a lot of time
* in getting the right configuration.
*/
#ifdef CONFIG_DISABLE_SIGNALS
# error "Signals are required. CONFIG_DISABLE_SIGNALS must not be selected."
#endif
#ifndef CONFIG_SCHED_WORKQUEUE
# error "Work queue support required. CONFIG_SCHED_WORKQUEUE must be selected."
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/* A reference to a structure of this type must be passed to the MAX11802
* driver. This structure provides information about the configuration
* of the MAX11802 and provides some board-specific hooks.
*
* Memory for this structure is provided by the caller. It is not copied
* by the driver and is presumed to persist while the driver is active. The
* memory must be writable because, under certain circumstances, the driver
* may modify frequency or X plate resistance values.
*/
struct max11802_config_s
{
/* Device characterization */
uint32_t frequency; /* SPI frequency */
/* IRQ/GPIO access callbacks. These operations all hidden behind
* callbacks to isolate the MAX11802 driver from differences in GPIO
* interrupt handling by varying boards and MCUs. If possible,
* interrupts should be configured on both rising and falling edges
* so that contact and loss-of-contact events can be detected.
*
* attach - Attach the MAX11802 interrupt handler to the GPIO interrupt
* enable - Enable or disable the GPIO interrupt
* clear - Acknowledge/clear any pending GPIO interrupt
* pendown - Return the state of the pen down GPIO input
*/
int (*attach)(FAR struct max11802_config_s *state, xcpt_t isr);
void (*enable)(FAR struct max11802_config_s *state, bool enable);
void (*clear)(FAR struct max11802_config_s *state);
bool (*pendown)(FAR struct max11802_config_s *state);
};
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/****************************************************************************
* Name: max11802_register
*
* Description:
* Configure the MAX11802 to use the provided SPI device instance. This
* will register the driver as /dev/inputN where N is the minor device
* number
*
* Input Parameters:
* spi - An SPI driver instance
* config - Persistent board configuration data
* minor - The input device minor number
*
* Returned Value:
* Zero is returned on success. Otherwise, a negated errno value is
* returned to indicate the nature of the failure.
*
****************************************************************************/
EXTERN int max11802_register(FAR struct spi_dev_s *spi,
FAR struct max11802_config_s *config,
int minor);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* CONFIG_INPUT && CONFIG_INPUT_MAX11802 */
#endif /* __INCLUDE_NUTTX_INPUT_MAX11802_H */
nuttx/include/nuttx/lcd/ug-2864ambag01.h
+245
View File
@@ -0,0 +1,245 @@
/**************************************************************************************
* include/nuttx/lcd/ug-2864ambag01.h
* Driver for Univision UG-2864AMBAG01 OLED display (wih SH1101A controller) in SPI
* mode
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* References:
* 1. Product Specification (Preliminary), Part Name: OEL Display Module, Part ID:
* UG-2864AMBAG01, Doc No: SASI-9015-A, Univision Technology Inc.
* 2. SH1101A, 132 X 64 Dot Matrix OLED/PLED, Preliminary Segment/Common Driver with
* Controller, Sino Wealth
*
* 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 __INCLUDE_NUTTX_UG_8264AMBAG01_H
#define __INCLUDE_NUTTX_UG_8264AMBAG01_H
/**************************************************************************************
* Included Files
**************************************************************************************/
#include <nuttx/config.h>
#include <stdbool.h>
#include <nuttx/arch.h>
#ifdef CONFIG_LCD_UG2864AMBAG01
/**************************************************************************************
* Pre-processor Definitions
**************************************************************************************/
/* Configuration **********************************************************************/
/* UG-2864AMBAG01 Configuration Settings:
*
* CONFIG_UG2864AMBAG01_SPIMODE - Controls the SPI mode
* CONFIG_UG2864AMBAG01_FREQUENCY - Define to use a different bus frequency
* CONFIG_UG2864AMBAG01_NINTERFACES - Specifies the number of physical UG-2864AMBAG01
* devices that will be supported.
*
* Required LCD driver settings:
*
* CONFIG_LCD_UG28AMBAG01 - Enable UG-2864AMBAG01 support
* CONFIG_LCD_MAXCONTRAST should be 255, but any value >0 and <=255 will be accepted.
* CONFIG_LCD_MAXPOWER must be 1
*
* Option LCD driver settings:
* CONFIG_LCD_LANDSCAPE, CONFIG_LCD_PORTRAIT, CONFIG_LCD_RLANDSCAPE, and
* CONFIG_LCD_RPORTRAIT - Display orientation.
*
* Required SPI driver settings:
* CONFIG_SPI_CMDDATA - Include support for cmd/data selection.
*/
/* SPI Interface
*
* "The serial interface consists of serial clock SCL, serial data SI, A0 and
* CS . SI is shifted into an 8-bit shift register on every rising edge of
* SCL in the order of D7, D6, … and D0. A0 is sampled on every eighth clock
* and the data byte in the shift register is written to the display data RAM
* or command register in the same clock."
*
* MODE 3:
* Clock polarity: High (CPOL=1)
* Clock phase: Sample on trailing (rising edge) (CPHA 1)
*/
#ifndef CONFIG_UG2864AMBAG01_SPIMODE
# define CONFIG_UG2864AMBAG01_SPIMODE SPIDEV_MODE3
#endif
/* "This module determines whether the input data is interpreted as data or
* command. When A0 = “H”, the inputs at D7 - D0 are interpreted as data and be
* written to display RAM. When A0 = “L”, the inputs at D7 - D0 are interpreted
* as command, they will be decoded and be written to the corresponding command
* registers.
*/
#ifndef CONFIG_SPI_CMDDATA
# error "CONFIG_SPI_CMDDATA must be defined in your NuttX configuration"
#endif
/* CONFIG_UG2864AMBAG01_NINTERFACES determines the number of physical interfaces
* that will be supported.
*/
#ifndef CONFIG_UG2864AMBAG01_NINTERFACES
# define CONFIG_UG2864AMBAG01_NINTERFACES 1
#endif
/* Check contrast selection */
#if !defined(CONFIG_LCD_MAXCONTRAST)
# define CONFIG_LCD_MAXCONTRAST 255
#endif
#if CONFIG_LCD_MAXCONTRAST <= 0|| CONFIG_LCD_MAXCONTRAST > 255
# error "CONFIG_LCD_MAXCONTRAST exceeds supported maximum"
#endif
#if CONFIG_LCD_MAXCONTRAST < 255
# warning "Optimal setting of CONFIG_LCD_MAXCONTRAST is 255"
#endif
/* Check power setting */
#if !defined(CONFIG_LCD_MAXPOWER)
# define CONFIG_LCD_MAXPOWER 1
#endif
#if CONFIG_LCD_MAXPOWER != 1
# warning "CONFIG_LCD_MAXPOWER exceeds supported maximum"
# undef CONFIG_LCD_MAXPOWER
# define CONFIG_LCD_MAXPOWER 1
#endif
/* Color is 1bpp monochrome with leftmost column contained in bits 0 */
#ifdef CONFIG_NX_DISABLE_1BPP
# warning "1 bit-per-pixel support needed"
#endif
/* Orientation */
#if defined(CONFIG_LCD_LANDSCAPE)
# undef CONFIG_LCD_PORTRAIT
# undef CONFIG_LCD_RLANDSCAPE
# undef CONFIG_LCD_RPORTRAIT
#elif defined(CONFIG_LCD_PORTRAIT)
# undef CONFIG_LCD_LANDSCAPE
# undef CONFIG_LCD_RLANDSCAPE
# undef CONFIG_LCD_RPORTRAIT
#elif defined(CONFIG_LCD_RLANDSCAPE)
# undef CONFIG_LCD_LANDSCAPE
# undef CONFIG_LCD_PORTRAIT
# undef CONFIG_LCD_RPORTRAIT
#elif defined(CONFIG_LCD_RPORTRAIT)
# undef CONFIG_LCD_LANDSCAPE
# undef CONFIG_LCD_PORTRAIT
# undef CONFIG_LCD_RLANDSCAPE
#else
# define CONFIG_LCD_LANDSCAPE 1
# warning "Assuming landscape orientation"
#endif
/* Some important "colors" */
#define UG_Y1_BLACK 0
#define UG_Y1_WHITE 1
/**************************************************************************************
* Public Types
**************************************************************************************/
/**************************************************************************************
* Public Data
**************************************************************************************/
#ifdef __cplusplus
extern "C"
{
#endif
/**************************************************************************************
* Public Function Prototypes
**************************************************************************************/
/**************************************************************************************
* Name: ug2864ambag01_initialize
*
* Description:
* Initialize the UG-2864AMBAG01 video hardware. The initial state of the
* OLED is fully initialized, display memory cleared, and the OLED ready
* to use, but with the power setting at 0 (full off == sleep mode).
*
* Input Parameters:
*
* spi - A reference to the SPI driver instance.
* devno - A value in the range of 0 through CONFIG_UG2864AMBAG01_NINTERFACES-1.
* This allows support for multiple OLED devices.
*
* Returned Value:
*
* On success, this function returns a reference to the LCD object for
* the specified OLED. NULL is returned on any failure.
*
**************************************************************************************/
struct lcd_dev_s; /* See include/nuttx/lcd/lcd.h */
struct spi_dev_s; /* See include/nuttx/spi.h */
FAR struct lcd_dev_s *ug2864ambag01_initialize(FAR struct spi_dev_s *spi,
unsigned int devno);
/************************************************************************************************
* Name: ug2864ambag01_fill
*
* Description:
* This non-standard method can be used to clear the entire display by writing one
* color to the display. This is much faster than writing a series of runs.
*
* Input Parameters:
* priv - Reference to private driver structure
*
* Assumptions:
* Caller has selected the OLED section.
*
**************************************************************************************/
void ug2864ambag01_fill(FAR struct lcd_dev_s *dev, uint8_t color);
#ifdef __cplusplus
}
#endif
#endif /* CONFIG_LCD_UG2864AMBAG01 */
#endif /* __INCLUDE_NUTTX_UG_8264AMBAG01_H */
nuttx/include/nuttx/lcd/ug-9664hswag01.h
+5 -10
View File
@@ -3,7 +3,7 @@
* Driver for the Univision UG-9664HSWAG01 Display with the Solomon Systech
* SSD1305 LCD controller.
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -58,8 +58,6 @@
* CONFIG_UG9664HSWAG01_POWER
* If the hardware supports a controllable OLED a power supply, this
* configuration shold be defined. (See ug_power() below).
* CONFIG_LCD_UGDEBUG - Enable detailed UG-9664HSWAG01 debug output
* (CONFIG_DEBUG and CONFIG_VERBOSE must also be enabled).
*
* Required LCD driver settings:
* CONFIG_LCD_UG9664HSWAG01 - Enable UG-9664HSWAG01 support
@@ -90,10 +88,8 @@
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
extern "C"
{
#endif
/****************************************************************************
@@ -123,7 +119,7 @@ extern "C" {
struct lcd_dev_s; /* see nuttx/lcd.h */
struct spi_dev_s; /* see nuttx/spi.h */
EXTERN FAR struct lcd_dev_s *ug_initialize(FAR struct spi_dev_s *spi, unsigned int devno);
FAR struct lcd_dev_s *ug_initialize(FAR struct spi_dev_s *spi, unsigned int devno);
/****************************************************************************
* Name: ug_power
@@ -145,12 +141,11 @@ EXTERN FAR struct lcd_dev_s *ug_initialize(FAR struct spi_dev_s *spi, unsigned i
**************************************************************************************/
#ifdef CONFIG_UG9664HSWAG01_POWER
EXTERN void ug_power(unsigned int devno, bool on);
void ug_power(unsigned int devno, bool on);
#else
# define ug_power(a,b)
#endif
#undef EXTERN
#ifdef __cplusplus
}
#endif
nuttx/include/nuttx/math.h
+268 -2
View File
@@ -50,14 +50,280 @@
#ifdef CONFIG_ARCH_MATH_H
# include <arch/math.h>
#endif
/* If CONFIG_LIB is enabled, then the math library at lib/math will be
* built. This library was taken from the math library developed for the
* Rhombus OS by Nick Johnson (https://github.com/nickbjohnson4224/rhombus).
* The port or the Rhombus math library was contributed by Darcy Gong.
*/
#else if defined CONFIG_LIBM
/****************************************************************************
* Type Definitions
* Copyright (C) 2009-2011 Nick Johnson <nickbjohnson4224 at gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* General Constants ********************************************************/
#define INFINITY (1.0/0.0)
#define NAN (0.0/0.0)
#define HUGE_VAL INFINITY
#define isnan(x) ((x) != (x))
#define isinf(x) (((x) == INFINITY) || ((x) == -INFINITY))
/* Exponential and Logarithmic constants ************************************/
#define M_E 2.7182818284590452353602874713526625
#define M_SQRT2 1.4142135623730950488016887242096981
#define M_SQRT1_2 0.7071067811865475244008443621048490
#define M_LOG2E 1.4426950408889634073599246810018921
#define M_LOG10E 0.4342944819032518276511289189166051
#define M_LN2 0.6931471805599453094172321214581765
#define M_LN10 2.3025850929940456840179914546843642
/* Trigonometric Constants **************************************************/
#define M_PI 3.1415926535897932384626433832795029
#define M_PI_2 1.5707963267948966192313216916397514
#define M_PI_4 0.7853981633974483096156608458198757
#define M_1_PI 0.3183098861837906715377675267450287
#define M_2_PI 0.6366197723675813430755350534900574
#define M_2_SQRTPI 1.1283791670955125738961589031215452
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif
/* General Functions ********************************************************/
float ceilf (float x);
#if CONFIG_HAVE_DOUBLE
double ceil (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double ceill (long double x);
#endif
float floorf(float x);
#if CONFIG_HAVE_DOUBLE
double floor (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double floorl(long double x);
#endif
float roundf(float x);
#if CONFIG_HAVE_DOUBLE
double round (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double roundl(long double x);
#endif
float fabsf (float x);
#if CONFIG_HAVE_DOUBLE
double fabs (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double fabsl (long double x);
#endif
float modff (float x, float *iptr);
#if CONFIG_HAVE_DOUBLE
double modf (double x, double *iptr);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double modfl (long double x, long double *iptr);
#endif
float fmodf (float x, float div);
#if CONFIG_HAVE_DOUBLE
double fmod (double x, double div);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double fmodl (long double x, long double div);
#endif
/* Exponential and Logarithmic Functions ************************************/
float powf (float b, float e);
#if CONFIG_HAVE_DOUBLE
double pow (double b, double e);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double powl (long double b, long double e);
#endif
float expf (float x);
#if CONFIG_HAVE_DOUBLE
double exp (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double expl (long double x);
#endif
float logf (float x);
#if CONFIG_HAVE_DOUBLE
double log (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double logl (long double x);
#endif
float log10f(float x);
#if CONFIG_HAVE_DOUBLE
double log10 (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double log10l(long double x);
#endif
float log2f (float x);
#if CONFIG_HAVE_DOUBLE
double log2 (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double log2l (long double x);
#endif
float sqrtf (float x);
#if CONFIG_HAVE_DOUBLE
double sqrt (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double sqrtl (long double x);
#endif
float ldexpf(float x, int n);
#if CONFIG_HAVE_DOUBLE
double ldexp (double x, int n);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double ldexpl(long double x, int n);
#endif
float frexpf(float x, int *exp);
#if CONFIG_HAVE_DOUBLE
double frexp (double x, int *exp);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double frexpl(long double x, int *exp);
#endif
/* Trigonometric Functions **************************************************/
float sinf (float x);
#if CONFIG_HAVE_DOUBLE
double sin (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double sinl (long double x);
#endif
float cosf (float x);
#if CONFIG_HAVE_DOUBLE
double cos (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double cosl (long double x);
#endif
float tanf (float x);
#if CONFIG_HAVE_DOUBLE
double tan (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double tanl (long double x);
#endif
float asinf (float x);
#if CONFIG_HAVE_DOUBLE
double asin (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double asinl (long double x);
#endif
float acosf (float x);
#if CONFIG_HAVE_DOUBLE
double acos (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double acosl (long double x);
#endif
float atanf (float x);
#if CONFIG_HAVE_DOUBLE
double atan (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double atanl (long double x);
#endif
float atan2f(float y, float x);
#if CONFIG_HAVE_DOUBLE
double atan2 (double y, double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double atan2l(long double y, long double x);
#endif
float sinhf (float x);
#if CONFIG_HAVE_DOUBLE
double sinh (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double sinhl (long double x);
#endif
float coshf (float x);
#if CONFIG_HAVE_DOUBLE
double cosh (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double coshl (long double x);
#endif
float tanhf (float x);
#if CONFIG_HAVE_DOUBLE
double tanh (double x);
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
long double tanhl (long double x);
#endif
#if defined(__cplusplus)
}
#endif
#endif /* CONFIG_LIBM */
#endif /* __INCLUDE_NUTTX_MATH_H */
nuttx/include/nuttx/mtd.h
+2 -1
View File
@@ -220,7 +220,6 @@ EXTERN FAR struct mtd_dev_s *at24c_initialize(FAR struct i2c_dev_s *dev);
EXTERN FAR struct mtd_dev_s *sst25_initialize(FAR struct spi_dev_s *dev);
/****************************************************************************
* Name: w25_initialize
*
@@ -233,6 +232,8 @@ EXTERN FAR struct mtd_dev_s *sst25_initialize(FAR struct spi_dev_s *dev);
EXTERN FAR struct mtd_dev_s *w25_initialize(FAR struct spi_dev_s *dev);
EXTERN FAR struct mtd_dev_s *at25_initialize(FAR struct spi_dev_s *dev);
#undef EXTERN
#ifdef __cplusplus
}
nuttx/include/nuttx/net/ioctl.h
+6
View File
@@ -146,9 +146,15 @@
#define SIOCSIWPMKSA _SIOC(0x0036) /* PMKSA cache operation */
/* Interface flags */
#define SIOCSIFFLAGS _SIOC(0x0037) /* Sets the interface flags */
#define SIOCGIFFLAGS _SIOC(0x0038) /* Gets the interface flags */
/****************************************************************************
* Type Definitions
****************************************************************************/
/* See include/net/if.h */
/****************************************************************************
nuttx/include/nuttx/net/uip/uip-arch.h
+4
View File
@@ -90,6 +90,10 @@ struct uip_driver_s
char d_ifname[IFNAMSIZ];
#endif
/* Drivers interface flags. See IFF_* definitions in include/net/if.h */
uint8_t d_flags;
/* Ethernet device identity */
#ifdef CONFIG_NET_ETHERNET
nuttx/include/nuttx/power/pm.h
+3 -3
View File
@@ -163,7 +163,7 @@
#endif
#if CONFIG_PM_IDLEENTER_THRESH >= CONFIG_PM_IDLEEXIT_THRESH
# error "Must have CONFIG_PM_IDLEENTER_THRESH < CONFIG_PM_IDLEEXIT_THRESH
# error "Must have CONFIG_PM_IDLEENTER_THRESH < CONFIG_PM_IDLEEXIT_THRESH"
#endif
#ifndef CONFIG_PM_IDLEENTER_COUNT
@@ -181,7 +181,7 @@
#endif
#if CONFIG_PM_STANDBYENTER_THRESH >= CONFIG_PM_STANDBYEXIT_THRESH
# error "Must have CONFIG_PM_STANDBYENTER_THRESH < CONFIG_PM_STANDBYEXIT_THRESH
# error "Must have CONFIG_PM_STANDBYENTER_THRESH < CONFIG_PM_STANDBYEXIT_THRESH"
#endif
#ifndef CONFIG_PM_STANDBYENTER_COUNT
@@ -199,7 +199,7 @@
#endif
#if CONFIG_PM_SLEEPENTER_THRESH >= CONFIG_PM_SLEEPEXIT_THRESH
# error "Must have CONFIG_PM_SLEEPENTER_THRESH < CONFIG_PM_SLEEPEXIT_THRESH
# error "Must have CONFIG_PM_SLEEPENTER_THRESH < CONFIG_PM_SLEEPEXIT_THRESH"
#endif
#ifndef CONFIG_PM_SLEEPENTER_COUNT
nuttx/include/nuttx/sched.h
+27 -11
View File
@@ -138,11 +138,11 @@ typedef union entry_u entry_t;
*/
#ifdef CONFIG_SCHED_ATEXIT
typedef void (*atexitfunc_t)(void);
typedef CODE void (*atexitfunc_t)(void);
#endif
#ifdef CONFIG_SCHED_ONEXIT
typedef void (*onexitfunc_t)(int exitcode, FAR void *arg);
typedef CODE void (*onexitfunc_t)(int exitcode, FAR void *arg);
#endif
/* POSIX Message queue */
@@ -163,24 +163,40 @@ typedef struct environ_s environ_t;
# define SIZEOF_ENVIRON_T(alloc) (sizeof(environ_t) + alloc - 1)
#endif
/* This structure describes a reference counted D-Space region */
/* This structure describes a reference counted D-Space region. This must be a
* separately allocated "break-away" structure that can be owned by a task and
* any pthreads created by the task.
*/
#ifdef CONFIG_PIC
struct dspace_s
{
uint32_t crefs; /* This is the number of pthreads that shared the
* the same D-Space */
uint8_t region[1]; /* Beginning of the allocated region */
/* The life of the structure allocation is determined by this reference
* count. This count is number of threads that shared the the same D-Space.
* This includes the parent task as well as any pthreads created by the
* parent task or any of its child threads.
*/
uint16_t crefs;
/* This is the allocated D-Space memory region. This may be a physical
* address allocated with kmalloc(), or it may be virtual address associated
* with an address environment (if CONFIG_ADDRENV=y).
*/
FAR uint8_t *region;
};
#endif
#define SIZEOF_DSPACE_S(n) (sizeof(struct dspace_s) - 1 + (n))
/* This is the task control block (TCB) */
/* This is the task control block (TCB). Each task or thread is represented by
* a TCB. The TCB is the heart of the NuttX task-control logic.
*/
struct _TCB
{
/* Fields used to support list management *************************************/
FAR struct _TCB *flink; /* link in DQ of TCBs */
FAR struct _TCB *flink; /* Doubly linked list */
FAR struct _TCB *blink;
/* Task Management Fields *****************************************************/
@@ -189,7 +205,7 @@ struct _TCB
start_t start; /* Thread start function */
entry_t entry; /* Entry Point into the thread */
#ifdef CONFIG_SCHED_ATEXIT
#if defined(CONFIG_SCHED_ATEXIT) && !defined(CONFIG_SCHED_ONEXIT)
# if defined(CONFIG_SCHED_ATEXIT_MAX) && CONFIG_SCHED_ATEXIT_MAX > 1
atexitfunc_t atexitfunc[CONFIG_SCHED_ATEXIT_MAX];
# else
nuttx/include/nuttx/usb/cdcacm.h
+1 -1
View File
@@ -205,7 +205,7 @@
/* USB Controller */
#ifndef CONFIG_USBDEV_SELFPOWERED
# define SELFPOWERED USB_CONFIG_ATT_SELFPOWER
# define SELFPOWERED USB_CONFIG_ATTR_SELFPOWER
#else
# define SELFPOWERED (0)
#endif
nuttx/include/nuttx/usb/usbdev_trace.h
-4
View File
@@ -238,10 +238,6 @@
#define USBCOMPOSITE_TRACEERR_ALLOCDEVSTRUCT 0x000a
#define USBCOMPOSITE_TRACEERR_CLASSOBJECT 0x000b
#define USBCOMPOSITE_TRACEERR_DEVREGISTER 0x000c
#define USBCOMPOSITE_TRACEERR_INVALIDARG 0x000d
#define USBCOMPOSITE_TRACEERR_INVALIDARG 0x000f
#define USBCOMPOSITE_TRACEERR_INVALIDARG 0x0010
#define USBCOMPOSITE_TRACEERR_INVALIDARG 0x0011
/* USB Storage driver class events ******************************************/
nuttx/include/nuttx/vt100.h
+2 -2
View File
@@ -179,8 +179,8 @@
#define VT52_CLEAREOL {ASCII_ESC, 'K'} /* Erase to end of current line */
#define VT52_CLEAREOS {ASCII_ESC, 'J'} /* Erase to end of screen */
#define VT52_IDENT {ASCII_ESC, 'Z'} /* dentify what the terminal is */
#define VT52_IDENTRESP {ASCII_ESC, '/', 'Z'} /* Correct response to ident */
#define VT52_IDENT {ASCII_ESC, 'Z'} /* Identify what the terminal is */
#define VT52_IDENTRESP {ASCII_ESC, '/', 'Z'} /* Correct response to ident */
/* VT100 Special Key Codes
*
nuttx/include/nuttx/wqueue.h
+21 -3
View File
@@ -109,17 +109,35 @@
# endif
#endif
/* Work queue IDs (indices). These are both zero if there is only one work
* queue.
/* Work queue IDs (indices):
*
* Kernel Work Queues:
* HPWORK: This ID of the high priority work queue that should only be used for
* hi-priority, time-critical, driver bottom-half functions.
*
* LPWORK: This is the ID of the low priority work queue that can be used for any
* purpose. if CONFIG_SCHED_LPWORK is not defined, then there is only one kernel
* work queue and LPWORK == HPWORK.
*
* User Work Queue:
* USRWORK: CONFIG_NUTTX_KERNEL and CONFIG_SCHED_USRWORK are defined, then NuttX
* will also support a user-accessible work queue. Otherwise, USRWORK == LPWORK.
*/
#define HPWORK 0
#ifdef CONFIG_SCHED_LPWORK
# define LPWORK 1
# define LPWORK (HPWORK+1)
#else
# define LPWORK HPWORK
#endif
#if defined(CONFIG_NUTTX_KERNEL) && defined(CONFIG_SCHED_USRWORK)
# warning "Feature not implemented"
# define USRWORK (LPWORK+1)
#else
# define USRWORK LPWORK
#endif
/****************************************************************************
* Public Types
****************************************************************************/
nuttx/include/stdbool.h
+33 -2
View File
@@ -42,10 +42,33 @@
#include <nuttx/config.h>
/* If CONFIG_ARCH_STDBOOL_H is set, then the archecture will provide its own
* stdbool.h file. In this case, this header file will simply re-direct to
* the architecture-specfiic stdbool.h header file.
*/
#ifdef CONFIG_ARCH_STDBOOL_H
# include <arch/stdbool.h>
/* NuttX will insist that the sizeof(bool) is 8-bits. The sizeof of _Bool
* used by any specific compiler is implementation specific: It can vary from
* compiler-to-compiler and even vary between different versions of the same
* compiler. Compilers seems to be converging to sizeof(_Bool) == 1. If that
* is true for your compiler, you should define CONFIG_C99_BOOL8 in your NuttX
* configuration for better standards compatibility.
*
* CONFIG_C99_BOOL8 - Means (1) your C++ compiler has sizeof(_Bool) == 8,
* (2) your C compiler supports the C99 _Bool intrinsic type, and (2) that
* the C99 _Bool type also has size 1.
*/
#else
/* nuttx/compiler.h may also define or undefine CONFIG_C99_BOOL8 */
# include <nuttx/compiler.h>
#if !defined(__cplusplus) || !defined(CONFIG_C99_BOOL8)
# include <stdint.h>
/****************************************************************************
@@ -58,10 +81,15 @@
* NOTE: Under C99 'bool' is required to be defined to be the intrinsic type
* _Bool. However, in this NuttX context, we need backward compatibility
* to pre-C99 standards where _Bool is not an intrinsic type. Hence, we
* use _Bool8 as the underlying type.
* use _Bool8 as the underlying type (unless CONFIG_C99_BOOL8 is defined)
*/
#define bool _Bool8
#ifdef CONFIG_C99_BOOL8
# define bool _Bool
#else
# define bool _Bool8
#endif
#define true 1
#define false 0
@@ -83,7 +111,10 @@
* as the underlying type.
*/
#ifndef CONFIG_C99_BOOL8
typedef uint8_t _Bool8;
#endif
#endif /* __cplusplus && CONFIG_C99_BOOL8 */
#endif /* CONFIG_ARCH_STDBOOL_H */
#endif /* __INCLUDE_STDBOOL_H */
nuttx/include/stdio.h
+6 -1
View File
@@ -102,6 +102,9 @@ extern "C" {
/* ANSI-like File System Interfaces */
/* Operations on streams (FILE) */
EXTERN void clearerr(register FILE *stream);
EXTERN int fclose(FAR FILE *stream);
EXTERN int fflush(FAR FILE *stream);
EXTERN int feof(FAR FILE *stream);
@@ -120,6 +123,9 @@ EXTERN int fsetpos(FAR FILE *stream, FAR fpos_t *pos);
EXTERN long ftell(FAR FILE *stream);
EXTERN size_t fwrite(FAR const void *ptr, size_t size, size_t n_items, FAR FILE *stream);
EXTERN FAR char *gets(FAR char *s);
EXTERN int ungetc(int c, FAR FILE *stream);
/* Operations on the stdout stream, buffers, paths, and the whole printf-family */
EXTERN int printf(const char *format, ...);
EXTERN int puts(FAR const char *s);
@@ -130,7 +136,6 @@ EXTERN int snprintf(FAR char *buf, size_t size, const char *format, ...);
EXTERN int sscanf(const char *buf, const char *fmt, ...);
EXTERN void perror(FAR const char *s);
EXTERN int ungetc(int c, FAR FILE *stream);
EXTERN int vprintf(FAR const char *format, va_list ap);
EXTERN int vfprintf(FAR FILE *stream, const char *format, va_list ap);
EXTERN int vdprintf(FAR int fd, const char *format, va_list ap);
nuttx/include/termios.h
+15 -15
View File
@@ -98,20 +98,20 @@
/* Control Modes (c_cflag in the termios structure) */
#define CSIZE (3 << 0) /* Bits 0-1: Character size: */
# define CS5 (0 << 0) /* 5 bits */
# define CS6 (1 << 0) /* 6 bits */
# define CS7 (2 << 0) /* 7 bits */
# define CS8 (3 << 0) /* 8 bits */
#define CSTOPB (1 << 2) /* Bit 2: Send two stop bits, else one */
#define CREAD (1 << 3) /* Bit 3: Enable receiver */
#define PARENB (1 << 4) /* Bit 4: Parity enable */
#define PARODD (1 << 5) /* Bit 5: Odd parity, else even */
#define HUPCL (1 << 6) /* Bit 6: Hang up on last close */
#define CLOCAL (1 << 7) /* Bit 7: Ignore modem status lines */
#define CCTS_OFLOW (1 << 8) /* Bit 8: CTS flow control of output */
#define CRTSCTS CCTS_OFLOW
#define CRTS_IFLOW (1 << 9) /* Bit 9: RTS flow control of input */
#define CSIZE (3 << 0) /* Bits 0-1: Character size: */
# define CS5 (0 << 0) /* 5 bits */
# define CS6 (1 << 0) /* 6 bits */
# define CS7 (2 << 0) /* 7 bits */
# define CS8 (3 << 0) /* 8 bits */
#define CSTOPB (1 << 2) /* Bit 2: Send two stop bits, else one */
#define CREAD (1 << 3) /* Bit 3: Enable receiver */
#define PARENB (1 << 4) /* Bit 4: Parity enable */
#define PARODD (1 << 5) /* Bit 5: Odd parity, else even */
#define HUPCL (1 << 6) /* Bit 6: Hang up on last close */
#define CLOCAL (1 << 7) /* Bit 7: Ignore modem status lines */
#define CCTS_OFLOW (1 << 8) /* Bit 8: CTS flow control of output */
#define CRTSCTS CCTS_OFLOW
#define CRTS_IFLOW (1 << 9) /* Bit 9: RTS flow control of input */
/* Local Modes (c_lflag in the termios structure) */
@@ -232,7 +232,7 @@ struct termios
* cf[set|get][o|i]speed() POSIX interfaces.
*/
speed_t c_speed; /* Input/output speed (non-POSIX)*/
speed_t c_speed; /* Input/output speed (non-POSIX)*/
};
/****************************************************************************
nuttx/include/unistd.h
+1
View File
@@ -133,6 +133,7 @@ EXTERN pid_t getpid(void);
EXTERN void _exit(int status) noreturn_function;
EXTERN unsigned int sleep(unsigned int seconds);
EXTERN int usleep(useconds_t usec);
EXTERN int pause(void);
/* File descriptor operations */