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Modified UNIX simulator port so all references to native unix

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stuff is in the executive source proper in the file cpu.c.  This
should help avoid conflicts between RTEMS POSIX files and UNIX files.
This commit is contained in:
Joel Sherrill
1995-09-27 20:53:58 +00:00
parent c701f1974b
commit 37f4c2d99f
36 changed files with 966 additions and 342 deletions
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61
c/src/lib/libbsp/unix/posix/clock/clock.c
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@@ -14,33 +14,16 @@
* $Id$
*/
#include <rtems.h>
#include <rtems/libio.h>
#include <bsp.h>
/*
* In order to get the types and prototypes used in this file under
* Solaris 2.3, it is necessary to pull the following magic.
*/
#if defined(solaris)
#warning "Ignore the undefining __STDC__ warning"
#undef __STDC__
#define __STDC__ 0
#undef _POSIX_C_SOURCE
#endif
#include <rtems/libio.h>
#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <time.h>
extern rtems_configuration_table Configuration;
void Clock_exit(void);
volatile rtems_unsigned32 Clock_driver_ticks;
rtems_unsigned32 Clock_driver_vector;
/*
* These are set by clock driver during its init
*/
@@ -51,18 +34,11 @@ rtems_device_minor_number rtems_clock_minor;
void
Install_clock(rtems_isr_entry clock_isr)
{
struct itimerval new;
Clock_driver_ticks = 0;
new.it_value.tv_sec = 0;
new.it_value.tv_usec = Configuration.microseconds_per_tick;
new.it_interval.tv_sec = 0;
new.it_interval.tv_usec = Configuration.microseconds_per_tick;
(void)set_vector(clock_isr, Clock_driver_vector, 1);
(void)set_vector(clock_isr, SIGALRM, 1);
setitimer(ITIMER_REAL, &new, 0);
_CPU_Start_clock( BSP_Configuration.microseconds_per_tick );
atexit(Clock_exit);
}
@@ -73,7 +49,7 @@ ReInstall_clock(rtems_isr_entry new_clock_isr)
rtems_unsigned32 isrlevel = 0;
rtems_interrupt_disable(isrlevel);
(void)set_vector(new_clock_isr, SIGALRM, 1);
(void)set_vector(new_clock_isr, Clock_driver_vector, 1);
rtems_interrupt_enable(isrlevel);
}
@@ -92,26 +68,9 @@ Clock_isr(int vector)
void
Clock_exit(void)
{
struct itimerval new;
struct sigaction act;
_CPU_Stop_clock();
/*
* Set the SIGALRM signal to ignore any last
* signals that might come in while we are
* disarming the timer and removing the interrupt
* vector.
*/
act.sa_handler = SIG_IGN;
sigaction(SIGALRM, &act, 0);
new.it_value.tv_sec = 0;
new.it_value.tv_usec = 0;
setitimer(ITIMER_REAL, &new, 0);
(void)set_vector(0, SIGALRM, 1);
(void)set_vector(0, Clock_driver_vector, 1);
}
rtems_device_driver
@@ -121,6 +80,8 @@ Clock_initialize(
void *pargp
)
{
Clock_driver_vector = _CPU_Get_clock_vector();
Install_clock((rtems_isr_entry) Clock_isr);
/*
@@ -150,7 +111,7 @@ rtems_device_driver Clock_control(
if (args->command == rtems_build_name('I', 'S', 'R', ' '))
{
Clock_isr(SIGALRM);
Clock_isr(Clock_driver_vector);
}
else if (args->command == rtems_build_name('N', 'E', 'W', ' '))
{