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Numerous miscellaneous features incorporated from Tony Bennett

Browse Source 
(tbennett@divnc.com) including the following major additions:

  + variable length messages
  + named devices
  + debug monitor
  + association tables/variables
This commit is contained in:
Joel Sherrill
1995-08-17 19:51:51 +00:00
parent 3b438fa4b0
commit b06e68ef1f
151 changed files with 15476 additions and 1815 deletions
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66
c/src/lib/libcpu/hppa1.1/clock/clock.c
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@@ -14,8 +14,9 @@
* $Id$
*/
#include <rtems.h>
#include <bsp.h>
#include <clockdrv.h>
#include <rtems/libio.h>
#include <stdlib.h> /* for atexit() */
@@ -23,6 +24,13 @@ extern rtems_cpu_table Cpu_table; /* owned by BSP */
typedef unsigned long long hppa_click_count_t;
/*
* These are set by clock driver during its init
*/
rtems_device_major_number rtems_clock_major = ~0;
rtems_device_minor_number rtems_clock_minor;
/*
* CPU_HPPA_CLICKS_PER_TICK is either a #define or an rtems_unsigned32
* allocated and set by bsp_start()
@@ -41,16 +49,7 @@ rtems_unsigned64 Clock_clicks; /* running total of cycles */
rtems_unsigned32 Clock_clicks_interrupt;
rtems_device_driver Clock_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *pargp,
rtems_id tid,
rtems_unsigned32 *rval
)
{
Install_clock(Clock_isr);
}
void Clock_exit(void);
void
ReInstall_clock(rtems_isr_entry new_clock_isr)
@@ -218,3 +217,48 @@ Clock_delay(rtems_unsigned32 microseconds)
}
}
rtems_device_driver Clock_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *pargp
)
{
Install_clock(Clock_isr);
/*
* make major/minor avail to others such as shared memory driver
*/
rtems_clock_major = major;
rtems_clock_minor = minor;
return RTEMS_SUCCESSFUL;
}
rtems_device_driver Clock_control(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *pargp
)
{
rtems_libio_ioctl_args_t *args = pargp;
if (args == 0)
goto done;
/*
* This is hokey, but until we get a defined interface
* to do this, it will just be this simple...
*/
if (args->command == rtems_build_name('I', 'S', 'R', ' '))
{
Clock_isr(HPPA_INTERRUPT_EXTERNAL_INTERVAL_TIMER);
}
else if (args->command == rtems_build_name('N', 'E', 'W', ' '))
{
ReInstall_clock(args->buffer);
}
done:
return RTEMS_SUCCESSFUL;
}