mirror of
https://github.com/arduino/Arduino.git
synced 2025-02-27 21:54:30 +01:00
initial commit of new Diskloader-based bootloader experiment
This commit is contained in:
Zach Eveland
parent
f684321850
commit
b86ce43044
105
hardware/arduino/bootloaders/nuevo_diskloader/Makefile
Normal file
105
hardware/arduino/bootloaders/nuevo_diskloader/Makefile
Normal file
@ -0,0 +1,105 @@
|
||||
###############################################################################
|
||||
# Makefile for DiskLoader
|
||||
###############################################################################
|
||||
|
||||
## General Flags
|
||||
PROJECT = DiskLoader
|
||||
TARGET = DiskLoader.elf
|
||||
CC = avr-gcc
|
||||
|
||||
# BOARD2
|
||||
MCU = atmega32u4
|
||||
AVR_FREQ = 16000000L
|
||||
|
||||
# Specify the Arduino model using the assigned PID. This is used by Descriptors.c
|
||||
# to set PID and product descriptor string
|
||||
# Arduino Leonardo PID
|
||||
ARDUINO_MODEL_PID = 0x0034
|
||||
# Arduino Micro PID
|
||||
#ARDUINO_MODEL_PID = 0x0035
|
||||
|
||||
# Change if your programmer is different
|
||||
AVRDUDE_PROGRAMMER = avrispmkII
|
||||
AVRDUDE_PORT = usb
|
||||
|
||||
# program name should not be changed...
|
||||
PROGRAM = DiskLoader
|
||||
|
||||
AVRDUDE = avrdude
|
||||
AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) -p $(MCU)
|
||||
|
||||
## Options common to compile, link and assembly rules
|
||||
COMMON = -mmcu=$(MCU)
|
||||
|
||||
override CFLAGS = -g -Wall -Os -mmcu=$(MCU) -DF_CPU=$(AVR_FREQ) -DARDUINO_MODEL_PID=$(ARDUINO_MODEL_PID) $(DEFS) -ffunction-sections -gdwarf-2 -fdata-sections -fno-split-wide-types
|
||||
|
||||
## Assembly specific flags
|
||||
ASMFLAGS = $(COMMON)
|
||||
ASMFLAGS += $(CFLAGS)
|
||||
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
|
||||
|
||||
## Linker flags
|
||||
LDFLAGS = $(COMMON)
|
||||
LDFLAGS += -Wl,-gc-sections,-Map=DiskLoader.map,--section-start=.text=0x7800,--relax
|
||||
LDFLAGS += -nodefaultlibs -nostartfiles
|
||||
|
||||
|
||||
## Intel Hex file production flags
|
||||
HEX_EEPROM_FLAGS = -j .eeprom
|
||||
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
|
||||
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
|
||||
|
||||
## Objects explicitly added by the user
|
||||
LINKONLYOBJECTS =
|
||||
|
||||
MODULES := .
|
||||
SRC_DIR := $(addprefix src/,$(MODULES))
|
||||
BUILD_DIR := $(addprefix build/,$(MODULES))
|
||||
|
||||
SRC := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.cpp))
|
||||
OBJ := $(patsubst src/%.cpp,build/%.o,$(SRC))
|
||||
DEP := $(OBJ:%.o=%.d)
|
||||
INCLUDES := $(addprefix -I,$(SRC_DIR))
|
||||
|
||||
vpath %.cpp $(SRC_DIR)
|
||||
|
||||
.PHONY: all checkdirs clean
|
||||
|
||||
all: checkdirs $(TARGET) DiskLoader.hex DiskLoader.lss size
|
||||
|
||||
-include $(DEP)
|
||||
|
||||
checkdirs: $(BUILD_DIR)
|
||||
|
||||
$(BUILD_DIR):
|
||||
@mkdir -p $@
|
||||
|
||||
clean:
|
||||
@rm -rf build/
|
||||
@rm -f *.hex
|
||||
@rm -f *.elf
|
||||
@rm -f *.lss
|
||||
@rm -f *.map
|
||||
|
||||
define make-goal
|
||||
$1/%.o: %.cpp
|
||||
$(CC) $(INCLUDES) $(CFLAGS) -c $$< -MD -o $$@
|
||||
endef
|
||||
|
||||
$(foreach bdir,$(BUILD_DIR),$(eval $(call make-goal,$(bdir))))
|
||||
|
||||
$(TARGET): $(OBJ)
|
||||
$(CC) $(LDFLAGS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) $^ -o $@
|
||||
|
||||
%.hex: $(TARGET)
|
||||
avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@
|
||||
|
||||
%.lss: $(TARGET)
|
||||
avr-objdump -h -S $< > $@
|
||||
|
||||
size: $(TARGET)
|
||||
@echo
|
||||
# @avr-size -C --mcu=${MCU} ${TARGET}.elf
|
||||
|
||||
program: $(TARGET).hex
|
||||
$(AVRDUDE) $(AVRDUDE_FLAGS) -B 5 -u -U flash:w:$(TARGET).hex
|
||||
@ -0,0 +1,21 @@
|
||||
/*
|
||||
* DiskLoader.cpp
|
||||
*/
|
||||
|
||||
#include "Platform.h"
|
||||
|
||||
|
||||
int main()
|
||||
{
|
||||
wdt_disable();
|
||||
BOARD_INIT();
|
||||
TX_LED_OFF();
|
||||
RX_LED_OFF();
|
||||
L_LED_OFF();
|
||||
// USB.attach();
|
||||
|
||||
for (;;)
|
||||
{
|
||||
|
||||
}
|
||||
}
|
||||
60
hardware/arduino/bootloaders/nuevo_diskloader/src/Platform.h
Normal file
60
hardware/arduino/bootloaders/nuevo_diskloader/src/Platform.h
Normal file
@ -0,0 +1,60 @@
|
||||
/*
|
||||
* Platform.h
|
||||
*/
|
||||
|
||||
#ifndef __PLATFORM_H__
|
||||
#define __PLATFORM_H__
|
||||
|
||||
#include <inttypes.h>
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/boot.h>
|
||||
#include <util/delay.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <avr/wdt.h>
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"{
|
||||
#endif
|
||||
|
||||
typedef unsigned char u8;
|
||||
typedef unsigned short u16;
|
||||
typedef unsigned long u32;
|
||||
|
||||
#define CDC_ENABLED
|
||||
|
||||
//#include "USBDesc.h"
|
||||
//#include "../../../cores/arduino/USBCore.h"
|
||||
#include "USBAPI.h"
|
||||
|
||||
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
|
||||
#define DISABLE_JTAG() MCUCR = (1 << JTD) | (1 << IVCE) | (0 << PUD); MCUCR = (1 << JTD) | (0 << IVSEL) | (0 << IVCE) | (0 << PUD)
|
||||
|
||||
#define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRE |= (1<<6); CPU_PRESCALE(0); DISABLE_JTAG(); // for XXX-series boards
|
||||
//#define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRD |= (1<<5); CPU_PRESCALE(0); DISABLE_JTAG(); // for non-XXX boards
|
||||
|
||||
// for XXX-series boards
|
||||
#define TX_LED_OFF() PORTE |= (1<<6)
|
||||
#define TX_LED_ON() PORTE &= ~(1<<6)
|
||||
#define RX_LED_OFF() PORTB |= (1<<0)
|
||||
#define RX_LED_ON() PORTB &= ~(1<<0)
|
||||
#define L_LED_OFF() PORTC &= ~(1<<7)
|
||||
#define L_LED_ON() PORTC |= (1<<7)
|
||||
|
||||
// these for non-XXX boards
|
||||
//#define LED0 PORTC &= ~(1<<7)
|
||||
//#define LED1 PORTC |= (1<<7)
|
||||
//#define TXLED0 PORTD |= (1<<5)
|
||||
//#define TXLED1 PORTD &= ~(1<<5)
|
||||
//#define RXLED0 PORTB |= (1<<0)
|
||||
//#define RXLED1 PORTB &= ~(1<<0)
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* extern "C"{ */
|
||||
#endif
|
||||
|
||||
#endif /* __PLATFORM_H__ */
|
||||
166
hardware/arduino/bootloaders/nuevo_diskloader/src/USBAPI.h
Normal file
166
hardware/arduino/bootloaders/nuevo_diskloader/src/USBAPI.h
Normal file
@ -0,0 +1,166 @@
|
||||
|
||||
|
||||
#ifndef __USBAPI__
|
||||
#define __USBAPI__
|
||||
|
||||
#if defined(USBCON)
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// USB
|
||||
|
||||
class USB_
|
||||
{
|
||||
public:
|
||||
USB_();
|
||||
bool configured();
|
||||
|
||||
void attach();
|
||||
void detach(); // Serial port goes down too...
|
||||
void poll();
|
||||
};
|
||||
extern USB_ USB;
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// Serial over CDC (Serial1 is the physical port)
|
||||
|
||||
class Serial_
|
||||
{
|
||||
public:
|
||||
void begin(uint16_t baud_count);
|
||||
void end(void);
|
||||
|
||||
virtual int available(void);
|
||||
virtual int peek(void);
|
||||
virtual int read(void);
|
||||
virtual void flush(void);
|
||||
virtual size_t write(uint8_t);
|
||||
};
|
||||
extern Serial_ Serial;
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// Mouse
|
||||
|
||||
#define MOUSE_LEFT 1
|
||||
#define MOUSE_RIGHT 2
|
||||
#define MOUSE_MIDDLE 4
|
||||
#define MOUSE_ALL (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE)
|
||||
|
||||
class Mouse_
|
||||
{
|
||||
private:
|
||||
uint8_t _buttons;
|
||||
void buttons(uint8_t b);
|
||||
public:
|
||||
Mouse_();
|
||||
void click(uint8_t b = MOUSE_LEFT);
|
||||
void move(signed char x, signed char y, signed char wheel = 0);
|
||||
void press(uint8_t b = MOUSE_LEFT); // press LEFT by default
|
||||
void release(uint8_t b = MOUSE_LEFT); // release LEFT by default
|
||||
bool isPressed(uint8_t b = MOUSE_ALL); // check all buttons by default
|
||||
};
|
||||
extern Mouse_ Mouse;
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// Keyboard
|
||||
|
||||
#define KEY_MODIFIER_LEFT_CTRL 0x01
|
||||
#define KEY_MODIFIER_LEFT_SHIFT 0x02
|
||||
#define KEY_MODIFIER_LEFT_ALT 0x04
|
||||
#define KEY_MODIFIER_LEFT_GUI 0x08
|
||||
#define KEY_MODIFIER_RIGHT_CTRL 0x010
|
||||
#define KEY_MODIFIER_RIGHT_SHIFT 0x020
|
||||
#define KEY_MODIFIER_RIGHT_ALT 0x040
|
||||
#define KEY_MODIFIER_RIGHT_GUI 0x080
|
||||
|
||||
// Low level key report: up to 6 keys and shift, ctrl etc at once
|
||||
typedef struct
|
||||
{
|
||||
uint8_t modifiers;
|
||||
uint8_t reserved;
|
||||
uint8_t keys[6];
|
||||
} KeyReport;
|
||||
|
||||
// Map a character into a key report
|
||||
// Called from Print to map text to keycodes
|
||||
class KeyMap
|
||||
{
|
||||
public:
|
||||
virtual void charToKey(int c, KeyReport* keyReport) = 0;
|
||||
};
|
||||
|
||||
//
|
||||
class Keyboard_
|
||||
{
|
||||
private:
|
||||
KeyMap* _keyMap;
|
||||
void sendReport(KeyReport* keys);
|
||||
void setKeyMap(KeyMap* keyMap);
|
||||
public:
|
||||
Keyboard_();
|
||||
virtual size_t write(uint8_t);
|
||||
};
|
||||
extern Keyboard_ Keyboard;
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// Low level API
|
||||
|
||||
typedef struct
|
||||
{
|
||||
uint8_t bmRequestType;
|
||||
uint8_t bRequest;
|
||||
uint8_t wValueL;
|
||||
uint8_t wValueH;
|
||||
uint16_t wIndex;
|
||||
uint16_t wLength;
|
||||
} Setup;
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// HID 'Driver'
|
||||
|
||||
int HID_GetInterface(uint8_t* interfaceNum);
|
||||
int HID_GetDescriptor(int i);
|
||||
bool HID_Setup(Setup& setup);
|
||||
void HID_SendReport(uint8_t id, const void* data, int len);
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// MSC 'Driver'
|
||||
|
||||
int MSC_GetInterface(uint8_t* interfaceNum);
|
||||
int MSC_GetDescriptor(int i);
|
||||
bool MSC_Setup(Setup& setup);
|
||||
bool MSC_Data(uint8_t rx,uint8_t tx);
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
// CSC 'Driver'
|
||||
|
||||
int CDC_GetInterface(uint8_t* interfaceNum);
|
||||
int CDC_GetDescriptor(int i);
|
||||
bool CDC_Setup(Setup& setup);
|
||||
|
||||
//================================================================================
|
||||
//================================================================================
|
||||
|
||||
#define TRANSFER_PGM 0x80
|
||||
#define TRANSFER_RELEASE 0x40
|
||||
#define TRANSFER_ZERO 0x20
|
||||
|
||||
int USB_SendControl(uint8_t flags, const void* d, int len);
|
||||
int USB_RecvControl(void* d, int len);
|
||||
|
||||
uint8_t USB_Available(uint8_t ep);
|
||||
int USB_Send(uint8_t ep, const void* data, int len); // blocking
|
||||
int USB_Recv(uint8_t ep, void* data, int len); // non-blocking
|
||||
int USB_Recv(uint8_t ep); // non-blocking
|
||||
void USB_Flush(uint8_t ep);
|
||||
|
||||
#endif
|
||||
|
||||
#endif /* if defined(USBCON) */
|
||||
Loading…
x
Reference in New Issue
Block a user