diff options
Diffstat (limited to 'nuttx/syscall')
-rw-r--r-- | nuttx/syscall/Makefile | 3 | ||||
-rw-r--r-- | nuttx/syscall/syscall_clock_systimer.c | 84 | ||||
-rw-r--r-- | nuttx/syscall/syscall_funclookup.c | 13 | ||||
-rw-r--r-- | nuttx/syscall/syscall_lookup.h | 2 |
4 files changed, 100 insertions, 2 deletions
diff --git a/nuttx/syscall/Makefile b/nuttx/syscall/Makefile index eb602624e..fe6df054f 100644 --- a/nuttx/syscall/Makefile +++ b/nuttx/syscall/Makefile @@ -43,6 +43,7 @@ MKSYSCALL = "$(TOPDIR)$(DELIM)tools$(DELIM)mksyscall$(EXEEXT)" CSVFILE = "$(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv" STUB_SRCS += syscall_funclookup.c syscall_stublookup.c syscall_nparms.c +STUB_SRCS += syscall_clock_systimer.c ASRCS = AOBJS = $(ASRCS:.S=$(OBJEXT)) @@ -77,7 +78,7 @@ $(BIN1): $(PROXY_OBJS) $(call ARCHIVE, $@, $(PROXY_OBJS)) $(BIN2): $(STUB_OBJS) - $(call ARCHIVE, $@, "$(STUB_OBJS)") + $(call ARCHIVE, $@, $(STUB_OBJS)) .depend: Makefile $(SRCS) $(Q) $(MKDEP) $(ROOTDEPPATH) $(PROXYDEPPATH) $(STUBDEPPATH) \ diff --git a/nuttx/syscall/syscall_clock_systimer.c b/nuttx/syscall/syscall_clock_systimer.c new file mode 100644 index 000000000..e92b615a4 --- /dev/null +++ b/nuttx/syscall/syscall_clock_systimer.c @@ -0,0 +1,84 @@ +/**************************************************************************** + * syscall/syscall_stublookup.c + * + * 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 + * 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> + +#include <nuttx/clock.h> + +#ifndef CONFIG_DISABLE_CLOCK + +/**************************************************************************** + * Pre-processor definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: syscall_clock_systimer + * + * Description: + * In the kernel build, proxying for clock_systimer() must be handled + * specially. In the kernel phase of the build, clock_systimer() is + * macro that simply accesses a global variable. In the user phase of + * the kernel build, clock_systimer() is a proxy function. + * + * In order to fill out the table g_funclookup[], this function will stand + * in during the kernel phase of the build so that clock_systemer() will + * have an address that can be included in the g_funclookup[] table. + * + ****************************************************************************/ + +uint32_t syscall_clock_systimer(void) +{ + return clock_systimer(); +} + +#endif /* !CONFIG_DISABLE_CLOCK */ diff --git a/nuttx/syscall/syscall_funclookup.c b/nuttx/syscall/syscall_funclookup.c index 553381cd7..b768b2445 100644 --- a/nuttx/syscall/syscall_funclookup.c +++ b/nuttx/syscall/syscall_funclookup.c @@ -76,6 +76,19 @@ #include <nuttx/clock.h> +/* clock_systimer is a special case: In the kernel build, proxying for + * clock_systimer() must be handled specially. In the kernel phase of + * the build, clock_systimer() is macro that simply accesses a global + * variable. In the user phase of the kernel build, clock_systimer() + * is a proxy function. + * + * In order to fill out the table g_funclookup[], this function will stand + * in during the kernel phase of the build so that clock_systemer() will + * have an address that can be included in the g_funclookup[] table. + */ + +uint32_t syscall_clock_systimer(void); + /**************************************************************************** * Pre-processor definitions ****************************************************************************/ diff --git a/nuttx/syscall/syscall_lookup.h b/nuttx/syscall/syscall_lookup.h index 1a958143c..e134c7179 100644 --- a/nuttx/syscall/syscall_lookup.h +++ b/nuttx/syscall/syscall_lookup.h @@ -128,7 +128,7 @@ SYSCALL_LOOKUP(up_assert_code, 3, STUB_up_assert_code) */ #ifndef CONFIG_DISABLE_CLOCK - SYSCALL_LOOKUP(clock_systimer, 0, STUB_clock_systimer) + SYSCALL_LOOKUP(syscall_clock_systimer, 0, STUB_clock_systimer) SYSCALL_LOOKUP(clock_getres, 2, STUB_clock_getres) SYSCALL_LOOKUP(clock_gettime, 2, STUB_clock_gettime) SYSCALL_LOOKUP(clock_settime, 2, STUB_clock_settime) |