From 3e670e44763c283cc5df9f89942b3be8165a5abf Mon Sep 17 00:00:00 2001
From: Manfred Steiner <sx@htl-kaindorf.at>
Date: Thu, 5 Sep 2024 13:35:19 +0200
Subject: [PATCH] software/nano-1284/bootloader-arduino
 (release/2024-09-05_120945)

---
 software/bootloader-arduino/release/.gitkeep  |   0
 .../bootloader-arduino/.gdb_history           |   0
 .../bootloader-arduino/.gdbinit               |   0
 .../bootloader-arduino/.gitignore             |   0
 .../.vscode/c_cpp_properties.json             |   0
 .../bootloader-arduino/.vscode/launch.json    |   0
 .../bootloader-arduino/.vscode/settings.json  |   7 +-
 .../bootloader-arduino/.vscode/tasks.json     |   0
 .../bootloader-arduino/Makefile               |   8 +-
 .../bootloader-arduino/README.md              |  10 +-
 .../bootloader-arduino/protocol               |   0
 .../bootloader-arduino_nano-1284.elf          | Bin 0 -> 9976 bytes
 .../bootloader-arduino_nano-1284.hex          | 106 ++++++++++++++++++
 .../bootloader-arduino/src/main.c             |  54 ++++-----
 14 files changed, 149 insertions(+), 36 deletions(-)
 delete mode 100644 software/bootloader-arduino/release/.gitkeep
 rename software/{ => nano-1284}/bootloader-arduino/.gdb_history (100%)
 rename software/{ => nano-1284}/bootloader-arduino/.gdbinit (100%)
 rename software/{ => nano-1284}/bootloader-arduino/.gitignore (100%)
 rename software/{ => nano-1284}/bootloader-arduino/.vscode/c_cpp_properties.json (100%)
 rename software/{ => nano-1284}/bootloader-arduino/.vscode/launch.json (100%)
 rename software/{ => nano-1284}/bootloader-arduino/.vscode/settings.json (76%)
 rename software/{ => nano-1284}/bootloader-arduino/.vscode/tasks.json (100%)
 rename software/{ => nano-1284}/bootloader-arduino/Makefile (92%)
 rename software/{ => nano-1284}/bootloader-arduino/README.md (91%)
 rename software/{ => nano-1284}/bootloader-arduino/protocol (100%)
 create mode 100755 software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.elf
 create mode 100644 software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.hex
 rename software/{ => nano-1284}/bootloader-arduino/src/main.c (92%)

diff --git a/software/bootloader-arduino/release/.gitkeep b/software/bootloader-arduino/release/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/software/bootloader-arduino/.gdb_history b/software/nano-1284/bootloader-arduino/.gdb_history
similarity index 100%
rename from software/bootloader-arduino/.gdb_history
rename to software/nano-1284/bootloader-arduino/.gdb_history
diff --git a/software/bootloader-arduino/.gdbinit b/software/nano-1284/bootloader-arduino/.gdbinit
similarity index 100%
rename from software/bootloader-arduino/.gdbinit
rename to software/nano-1284/bootloader-arduino/.gdbinit
diff --git a/software/bootloader-arduino/.gitignore b/software/nano-1284/bootloader-arduino/.gitignore
similarity index 100%
rename from software/bootloader-arduino/.gitignore
rename to software/nano-1284/bootloader-arduino/.gitignore
diff --git a/software/bootloader-arduino/.vscode/c_cpp_properties.json b/software/nano-1284/bootloader-arduino/.vscode/c_cpp_properties.json
similarity index 100%
rename from software/bootloader-arduino/.vscode/c_cpp_properties.json
rename to software/nano-1284/bootloader-arduino/.vscode/c_cpp_properties.json
diff --git a/software/bootloader-arduino/.vscode/launch.json b/software/nano-1284/bootloader-arduino/.vscode/launch.json
similarity index 100%
rename from software/bootloader-arduino/.vscode/launch.json
rename to software/nano-1284/bootloader-arduino/.vscode/launch.json
diff --git a/software/bootloader-arduino/.vscode/settings.json b/software/nano-1284/bootloader-arduino/.vscode/settings.json
similarity index 76%
rename from software/bootloader-arduino/.vscode/settings.json
rename to software/nano-1284/bootloader-arduino/.vscode/settings.json
index 114a717..1d7e197 100644
--- a/software/bootloader-arduino/.vscode/settings.json
+++ b/software/nano-1284/bootloader-arduino/.vscode/settings.json
@@ -12,10 +12,5 @@
     "cSpell.words": [],
     "cSpell.ignorePaths": [
         "**/*.json", "**/*.c", "**/*.h", "**/Makefile"
-    ],
-    "files.associations": {
-        "delay.h": "c",
-        "boot.h": "c",
-        "stdio.h": "c"
-    }
+    ]
 }
diff --git a/software/bootloader-arduino/.vscode/tasks.json b/software/nano-1284/bootloader-arduino/.vscode/tasks.json
similarity index 100%
rename from software/bootloader-arduino/.vscode/tasks.json
rename to software/nano-1284/bootloader-arduino/.vscode/tasks.json
diff --git a/software/bootloader-arduino/Makefile b/software/nano-1284/bootloader-arduino/Makefile
similarity index 92%
rename from software/bootloader-arduino/Makefile
rename to software/nano-1284/bootloader-arduino/Makefile
index 665918a..bd4e491 100644
--- a/software/bootloader-arduino/Makefile
+++ b/software/nano-1284/bootloader-arduino/Makefile
@@ -95,6 +95,12 @@ isp-1284p:
 isp-flash-1284p: dist/$(NAME).elf all
 	avrdude -c usbasp -p m1284p -e -U flash:w:$<
 
+isp-flash-1284p-latest-release:
+	avrdude -c usbasp -p m1284p -e -U flash:w:release/$(shell ls -A release | tail -n 1)/$(NAME).elf
+
+isp-read-flash-1284p:
+	avrdude -c usbasp -p m1284p -U flash:r:/tmp/flash-nano-1284__$(shell date +"%Y-%m-%d_%H%M%S")
+
 flash-1284p: dist/$(NAME).elf all
 	avrdude -c arduino -p m1284p -P /dev/ttyUSB0 -b 115200 -e -U flash:w:$<
 
@@ -105,7 +111,7 @@ picocom:
 
 isp-erase-1284p:
 	avrdude -c usbasp -p m1284p -e
- 
+
 isp-fuse-1284p:
 	# LFUSE=0xE7 -> startuptime 16K CLOCKS + 4.1ms -> 5.4ms
 	avrdude -c usbasp -p m1284p -U lfuse:w:0xEF:m -U hfuse:w:0xD8:m -U efuse:w:0xFE:m -U lock:w:0xEF:m
diff --git a/software/bootloader-arduino/README.md b/software/nano-1284/bootloader-arduino/README.md
similarity index 91%
rename from software/bootloader-arduino/README.md
rename to software/nano-1284/bootloader-arduino/README.md
index 81b4a47..64a8d3f 100644
--- a/software/bootloader-arduino/README.md
+++ b/software/nano-1284/bootloader-arduino/README.md
@@ -12,8 +12,8 @@ Diese Anpassung der Quelltext-Datei umfasst:
 * Quelltextkorrekturen, damit der Bootloader auch bei einer Page-Size von 256 Byte funktioniert
 
 Der Bootloader kann entweder selbst aus der Quelltextdatei erzeugt werden (siehe [Übersetzung](#%C3%BCbersetzung)), oder es wird eine der bereits fertigen Dateien im Ordner [release](release) verwendet:
-* [release/bootloader-arduino_nano-1284.elf](release/bootloader-arduino_nano-1284.elf)
-* [release/bootloader-arduino_nano-1284.hex](release/bootloader-arduino_nano-1284.hex)
+* [release/2024-09-05_120945/bootloader-arduino_nano-1284.elf](release/2024-09-05_120945/bootloader-arduino_nano-1284.elf)
+* [release/2024-09-05_120945/bootloader-arduino_nano-1284.hex](release/2024-09-05_120945/bootloader-arduino_nano-1284.hex)
 
 ## Übersetzung
 
@@ -33,9 +33,11 @@ Die Übersetzung erfolgt dann mit dem Kommando `make`.
 
 Die korrekte Programmierung der Fuses sowie der Download des Bootloaders in den Bootloader-Bereich des µC-Flash kann mit Hilfe eines [USBasp-Programmiergeräts](https://www.fischl.de/usbasp/) mit folgenden Kommandos erfolgen:
 
+... oder die aktuellste Version im UNterordner [release](release) ...
+
 ```sh
-make isp-fuse
-make isp-flash
+make isp-fuse-1284p
+make isp-flash-1284p-latest-release:
 ```
 
 Nach der Programmierung sollten die drei LEDs den Start des Bootloader anzeigen (rot -> rot+orange -> grün -> grün blinken).
diff --git a/software/bootloader-arduino/protocol b/software/nano-1284/bootloader-arduino/protocol
similarity index 100%
rename from software/bootloader-arduino/protocol
rename to software/nano-1284/bootloader-arduino/protocol
diff --git a/software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.elf b/software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.elf
new file mode 100755
index 0000000000000000000000000000000000000000..955f52f4ba54ca447d144a0e65a99cdbd830e6f9
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diff --git a/software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.hex b/software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.hex
new file mode 100644
index 0000000..4db935b
--- /dev/null
+++ b/software/nano-1284/bootloader-arduino/release/2024-09-05_120945/bootloader-arduino_nano-1284.hex
@@ -0,0 +1,106 @@
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+:10E010000C9463F00C9463F00C9463F00C9463F034
+:10E020000C9463F00C9463F00C9463F00C9463F024
+:10E030000C9463F00C9463F00C9463F00C9463F014
+:10E040000C9463F00C9463F00C9463F00C9463F004
+:10E050000C9463F00C9463F00C9463F00C9463F0F4
+:10E060000C9463F00C9463F00C9463F00C9463F0E4
+:10E070000C9463F00C9463F00C9463F00C9463F0D4
+:10E080000C9463F00C9463F00C9463F031323A30EA
+:10E09000393A34350053657020203520323032341F
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diff --git a/software/bootloader-arduino/src/main.c b/software/nano-1284/bootloader-arduino/src/main.c
similarity index 92%
rename from software/bootloader-arduino/src/main.c
rename to software/nano-1284/bootloader-arduino/src/main.c
index 08cebfe..3162adc 100644
--- a/software/bootloader-arduino/src/main.c
+++ b/software/nano-1284/bootloader-arduino/src/main.c
@@ -38,13 +38,6 @@
 #define SET_LED_GREEN (PORTC |= (1 << PC4))
 #define CLR_LED_GREEN (PORTC &= ~(1 << PC4))
 
-// define various device id's
-// manufacturer byte is always the same
-#define SIG1  0x1E    // Yep, Atmel is the only manufacturer of AVR micros.  Single source :(
-#define SIG2  0x97
-#define SIG3  0x05
-#define PAGE_SIZE 0x80U   // 128 words
-
 // function prototypes
 void putch(char);
 char getch(void);
@@ -55,6 +48,9 @@ char gethex(void);
 void puthex(char);
 void flash_led(uint8_t);
 
+volatile const char DATE [] PROGMEM = __DATE__;
+volatile const char TIME [] PROGMEM = __TIME__;
+
 #ifdef DEBUG_UART1
    int uart_putchar(char c, FILE *stream) {
       if (c == '\n') {
@@ -115,7 +111,7 @@ int main () {
 
 	// LED ports output and off, ensure that Q1 (battery power) on (PC7)
 	PORTC = 0;
-    DDRC = (1 << PC7) | (1 << PC4) | (1 << PC3) |(1 << PC2);
+   DDRC = (1 << PC7) | (1 << PC4) | (1 << PC3) |(1 << PC2);
 	
 
 	#ifdef DOUBLE_SPEED
@@ -248,11 +244,11 @@ int main () {
 				ch = getch();
 				getch();
 				if (ch == 0) {
-					byte_response(SIG1);
+					byte_response(SIGNATURE_0);
 				} else if (ch == 1) {
-					byte_response(SIG2); 
+					byte_response(SIGNATURE_1); 
 				} else {
-					byte_response(SIG3);
+					byte_response(SIGNATURE_2);
 				} 
 			} else {
 				getNch(3);
@@ -287,12 +283,14 @@ int main () {
 					}			
 				} else {
 					// Write to FLASH one page at a time
-					if (address.byte[1] > 127) {
-						//Only possible with m128, m256 will need 3rd address byte. FIXME
-						RAMPZ = 0x01;
-					} else {
-						RAMPZ = 0x00;
-					}
+					#ifdef RAMPZ
+                  if (address.byte[1] > 127) {
+                     //Only possible with m128, m256 will need 3rd address byte. FIXME
+                     RAMPZ = 0x01;
+                  } else {
+                     RAMPZ = 0x00;
+                  }
+                  #endif
 
 					// address * 2 -> byte location
 					address.word = address.word << 1;	        
@@ -313,8 +311,10 @@ int main () {
    					printf("done\n");
                   printf("  boot_page_erase(0x%04x)...", address.word);
                #endif
+               SET_LED_RED;
 					boot_page_erase(addr);
 					boot_spm_busy_wait ();
+               CLR_LED_RED;
 					#ifdef DEBUG_UART1
    					printf("done\n");
 	   				printf("  boot_page_fill(0x%04x, ...): ", address.word);
@@ -372,11 +372,15 @@ int main () {
 						address.word++;
 					}
 					else {
-						if (!flags.rampz) {
-							putch(pgm_read_byte_near(address.word));
-						} else {
-                     putch(pgm_read_byte_far(address.word + 0x10000));
-                  }
+                  #ifdef RAMPZ
+                     if (!flags.rampz) {
+                        putch(pgm_read_byte_near(address.word));
+                     } else {
+                        putch(pgm_read_byte_far(address.word + 0x10000));
+                     }
+                  #else
+                     putch(pgm_read_byte_near(address.word));
+                  #endif
 						address.word++;
 					}
 				}
@@ -387,9 +391,9 @@ int main () {
 			// Get device signature bytes
 			if (getch() == ' ') {
 				putch(0x14);
-				putch(SIG1);
-				putch(SIG2);
-				putch(SIG3);
+				putch(SIGNATURE_0);
+				putch(SIGNATURE_1);
+				putch(SIGNATURE_2);
 				putch(0x10);
 			} else {
 				if (++error_count == MAX_ERROR_COUNT)
-- 
2.39.5