X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/0c728c8de88d86247d2a75348e71f5af37838c28..910e72069ea19a79e06e7146a5e42d0bb05a9c2f:/avr/main.c

diff --git a/avr/main.c b/avr/main.c
index 3852e75..423b48a 100644
--- a/avr/main.c
+++ b/avr/main.c
@@ -1,7 +1,7 @@
 /*
  * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
  *
- * SPDX-License-Identifier:	GPL-2.0+
+ * SPDX-License-Identifier:	GPL-2.0
  */
 
 
@@ -9,7 +9,6 @@
 #include <avr/interrupt.h>
 #include <avr/wdt.h>
 #include <stdlib.h>
-#include <stdio.h>
 
 #include "config.h"
 #include "ff.h"
@@ -32,7 +31,7 @@ uint8_t mcusr __attribute__ ((section (".noinit")));
 __attribute__ ((naked)) __attribute__ ((section (".init3")))
 void preset_ram (void)
 {
-	for (uint8_t *p = RAMSTART; p <= (uint8_t *) RAMEND; p++)
+	for (uint8_t *p = (uint8_t *) RAMSTART; p <= (uint8_t *) RAMEND; p++)
 		*p = 0xdd;
 
 }
@@ -116,10 +115,10 @@ void setup_avr(void)
 	CLKPR = 0;
 
 	/* Timer */
-	PRR1 &= ~_BV(PRTIM3);
-	OCR3A = F_CPU / 1000 - 1;	/* Timer3: 1000Hz interval (OC3A) */
-	TCCR3B = (0b01<<WGM32)|(0b001<<CS30); /* CTC Mode, Prescaler 1 */
-	TIMSK3 = _BV(OCIE3A);		/* Enable TC2.oca interrupt */
+	PRR1 &= ~_BV(PRTIM4);
+	OCR4A = F_CPU / 1000 - 1;	/* Timer4: 1000Hz interval */
+	TCCR4B = (0b00<<WGM42)|(0b001<<CS40); /* Normal Mode, Prescaler 1 */
+	TIMSK4 = _BV(OCIE4A);		/* Enable Output Compare A interrupt */
 
 	/* INT5, INT6: falling edge */
 	EICRB = (EICRB & ~((0b11 << ISC50) | (0b11 << ISC60))) |
@@ -224,7 +223,7 @@ const char *bootdelay_process(void)
 	debug("### main_loop entered: bootdelay=%d\n\n", bootdelay);
 	_delay_ms(20);
 
-	s = getenv(PSTR(ENV_BOOTCMD));
+	s = getenv_char(PSTR(ENV_BOOTCMD));
 	stored_bootdelay = bootdelay;
 	return s;
 }
@@ -232,7 +231,7 @@ const char *bootdelay_process(void)
 static
 void autoboot_command(const char *s)
 {
-	debug("### main_loop: bootcmd=\"%s\"\n", s ? s : PSTR("<UNDEFINED>"));
+	debug("### main_loop: bootcmd=\"%s\"\n", s ? s : "<UNDEFINED>");
 	_delay_ms(20);
 
 	if (stored_bootdelay != -1 && s && !abortboot(stored_bootdelay)) {
@@ -255,12 +254,12 @@ int main(void)
 {
 	extern void setup_mmc(void);
 
+	setup_avr();
 	for (int i = 0; i < GPIO_MAX; i++)
 		gpio_config(i, INPUT_PULLUP);
-	setup_avr();
 	setup_mmc();
-	z80_setup_bus();
 	env_init();
+	z80_setup_bus();
 
 	if (reset_reason_is_power_on())
 		_delay_ms(CONFIG_PWRON_DELAY);
@@ -277,7 +276,7 @@ int main(void)
 	setup_system_time();
 	setup_fatfs();
 
-	printf_P(PSTR("\nATMEGA1281+Z8S180 Stamp Monitor\n\n"));
+	printf_P(PSTR("\n" MCU_STRING "+Z8S180 Stamp Monitor - Version: " VERSION  " \n\n"));
 
 	setup_z180_serv();