eeprom at24c signs of life

[cortex-from-scratch] / main.c

diff --git a/main.c b/main.c
index 58e4771..b4f26ab 100644 (file)
--- a/main.c
+++ b/main.c
@@ -1,54 +1,100 @@
+/* (CC-BY-NC-SA) ROBIN KRENS - ROBIN @ ROBINKRENS.NL
+ * 
+ * $LOG$
+ * 2019/7/20 - ROBIN KRENS     
+ * Initial version 
+ * 
+ * $DESCRIPTION$
+ * Main intialize basic components of the boards
+ * and jumps to a terminal
+ *
+ * */
+
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
-#include <stm32.h> // <-- your own header file located located in ./include
 
+#include <sys/robsys.h> 
+#include <sys/mmap.h>
 
-void *memcpy(void *dest, void *src, size_t count)
-{   
-    const char *sp = (const char *)src;
-    char *dp = (char *)dest;
-    for(; count != 0; count--) *dp++ = *sp++;
-    return dest;
-}
+#include <lib/regfunc.h>
+#include <lib/stdio.h>
+#include <lib/tinyprintf.h>
 
-/* fillout memory with 'val' (i.e. all zeroes)
- */
-void *memset(void *dest, unsigned char val, size_t count)
-{
-    char *temp = (char *)dest;
-    for( ; count != 0; count--) *temp++ = val;
-    return dest;
-}
+#include <drivers/uart.h>
+#include <drivers/led.h>
+#include <drivers/tm1637.h>
+#include <drivers/at24c.h>
+#include <drivers/tsensor.h>
 
-/* same as above but shorter */
-unsigned short *memsetw(unsigned short *dest, unsigned short val, size_t count)
-{
-    unsigned short *temp = (unsigned short *)dest;
-    for( ; count != 0; count--) *temp++ = val;
-    return dest;
-}
+//void sleep() {
+//
+//     __asm__ __volatile__("wfe");
+//
+//}
 
-int strlen(const char *str)
+void main()
 {
-    int retval;
-    for(retval = 0; *str != '\0'; str++) retval++;
-    return retval;
-}
+       clock_init();
+       ivt_init();
+       uart_init();
+//     cputs("ROBSYS LOADING...\n");
+       systick_init();
+//     tsensor_output(0xFFFF, 0x7FFF);
 
+       init_printf(NULL, putc);
+       // SPEED_TEST
+/*     cputs("START TEST (8MHz) \n");
+       int a;
+       for (int i = 0; i < 20000000; i++) {
+               a + 2;  
+       }
+       a = 0;
+       cputs("END TEST\n");
+       
+       //! 
+       clock_init();
 
+       cputs("START TEST (??MHz) \n");
+       for (int i = 0; i < 20000000; i++) {
+               a + 2;  
+       }
+       cputs("END TEST\n"); */
+       sysinfo();
 
 
-void main()
-{
-       //uart_init();
-       //uart_puts("LOADING SYSTEM...\n");
+//     tsensor_input(5000);
+//     run();
 
-       ivt_init();
-       systick_init();
-//     asm("cpsie i"); // enable irq , cpsied f (disable faukts(
+       led_init();
+       at24c_init();
+       at24c_run();
+//     rtc_init();
+
+//     tm1637_init();
+//     tm1637_start();
+
+       //uint32_t test = hextoreg("12345678");
+               
+//     cputs(regtohex(test));
+
+       //extern void stub();
+       //stub();
+       //__asm__ __volatile__ ("ldc p1, cr1, r0");
+
+/*     while(1) {
+               int r;
+               for (int i = 0; i < 50000; i++) {
+                       r = 0;  
+               }
+               led_on();
+               for (int i = 0; i < 50000; i++) {
+                       r = 0;  
+               }
+               led_off();
+       } */
+       terminal();
 
-       // loop
        for(;;) {
 
        }