Add [bootloader_zevero_sd_m1284p_make] bootloader prj

bootloader_zevero_sd_m1284p_make/uart/uart.h

@@ -0,0 +1,32 @@
+#include <avr/io.h>
+#include <avr/pgmspace.h>
+
+/*
+** This is a simple set of UART routines for debug purposes
+** It's Tx only and the baud rate is fixed (see UART_init)
+*/
+
+// Just enable the UART Tx and set baud rate for 38400 on 3.6864MHz (STK500)
+void UART_init(void);
+// The classic Tx one character routine
+void UART_put(uint8_t c);
+// classic Tx a C-string routine (string in PROGMEM)
+void UART_puts(const char * str);
+// this expect the first parameter to be a string in dlash (that is PSTR())
+// and then the second to be a value to print out in hex. typically used in
+// the form UART_putsP(PSTR("SecPerClus = "), SecPerClus)
+void UART_putsP(const char * str, uint16_t n);
+// Just outputs "\r\n"
+void UART_newline(void);
+// used in printing a 2 digit hex number, outputs one of the two nibbles
+// the parameter is expected to be 0..F
+void UART_putnibble(uint8_t c);
+// print both nibbles of an 8 bit hex number
+void UART_puthex(uint8_t c);
+// print both bytes of a 16 bit hex number
+void UART_puthex16(uint16_t n);
+// print both bytes of a 32 bit hex number
+void UART_puthex32(uint32_t n);
+// dump the 512 bytes at the given address in the form:
+// CD BF 10 E0 A0 E6 B0 E0  E4 E5 F0 E0 02 C0 05 90   Ϳ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20>
+void UART_dumpsector(uint8_t * Buff);