use 20kHz as I2C frequency

[rsbs2] / bmc / chassis.c

diff --git a/bmc/chassis.c b/bmc/chassis.c
index 852e726ff1e5f8c85aaa3b6a00d3f716633e7388..2259d8605eed30ce49c067f789573d5b7453aa0b 100644 (file)
--- a/bmc/chassis.c
+++ b/bmc/chassis.c
@@ -2,6 +2,7 @@
 #include <avr/interrupt.h>
 #include <stdio.h>
 
 #include <avr/interrupt.h>
 #include <stdio.h>
 

+#include "config.h"

 #include "chassis.h"
 
 #ifdef __AVR_ATmega16__
 #include "chassis.h"
 
 #ifdef __AVR_ATmega16__


@@ -23,6 +24,7 @@
 
 static volatile int power_cnt = 0;
 static volatile int reset_cnt = 0;
 
 static volatile int power_cnt = 0;
 static volatile int reset_cnt = 0;

+static volatile int power_cycle = 0;

 
 static void chassis_set_pins(uint8_t pins, uint8_t state);
 
 
 static void chassis_set_pins(uint8_t pins, uint8_t state);
 


@@ -78,23 +80,31 @@ static void chassis_reset(int msec)
 
 void chassis_control(unsigned char action)
 {
 
 void chassis_control(unsigned char action)
 {

+       uint8_t old_SREG = SREG;
+

 #ifdef DEBUG
        printf("Chassis control 0x%02x\n", action);
 #endif
 
        switch(action) {
                case CHASSIS_ACTION_POWER_DOWN:
 #ifdef DEBUG
        printf("Chassis control 0x%02x\n", action);
 #endif
 
        switch(action) {
                case CHASSIS_ACTION_POWER_DOWN:

-                       chassis_power(5000);
+                       chassis_power(POWERDOWN_TIME_MS);

                        break;
 
                case CHASSIS_ACTION_POWER_UP:
                        break;
 
                case CHASSIS_ACTION_POWER_UP:

-                       chassis_power(200);
+                       chassis_power(POWERUP_TIME_MS);

                        break;
 
                case CHASSIS_ACTION_HARD_RESET:
                        break;
 
                case CHASSIS_ACTION_HARD_RESET:

-                       chassis_reset(200);
+                       chassis_reset(RESET_TIME_MS);

                        break;
 
                        break;
 

+               case CHASSIS_ACTION_POWER_CYCLE:
+                       cli();
+                       power_cycle = POWER_CYCLE_PAUSE_MS;
+                       SREG = old_SREG;
+                       chassis_power(POWERDOWN_TIME_MS);
+

                default:
 #ifdef DEBUG
                        printf("Unimplemented chassis action 0x%02x\n", action);
                default:
 #ifdef DEBUG
                        printf("Unimplemented chassis action 0x%02x\n", action);


@@ -110,6 +120,13 @@ ISR(TIMER0_COMP_vect)
 
                if (!power_cnt)
                        chassis_set_pins((1<<POWER_PIN), 0);
 
                if (!power_cnt)
                        chassis_set_pins((1<<POWER_PIN), 0);

+       } else if (power_cycle) {
+               power_cycle--;
+
+               if (!power_cycle) {
+                       chassis_set_pins((1<<POWER_PIN), 1);
+                       power_cnt = POWERUP_TIME_MS;
+               }

        }
        if (reset_cnt) {
                reset_cnt--;
        }
        if (reset_cnt) {
                reset_cnt--;