From 821578293c79c5612f9b77e447295f2947fd6c3d Mon Sep 17 00:00:00 2001
From: tmk <nobody@nowhere>
Date: Fri, 8 Nov 2013 05:19:37 +0900
Subject: [PATCH] Remove tentative files from blargg

---
 converter/adb_usb/Makefile.blargg | 131 ------------------
 converter/adb_usb/adb_blargg.c    | 216 ------------------------------
 converter/adb_usb/adb_blargg.h    |  38 ------
 3 files changed, 385 deletions(-)
 delete mode 100644 converter/adb_usb/Makefile.blargg
 delete mode 100644 converter/adb_usb/adb_blargg.c
 delete mode 100644 converter/adb_usb/adb_blargg.h

diff --git a/converter/adb_usb/Makefile.blargg b/converter/adb_usb/Makefile.blargg
deleted file mode 100644
index edce82d..0000000
--- a/converter/adb_usb/Makefile.blargg
+++ /dev/null
@@ -1,131 +0,0 @@
-#----------------------------------------------------------------------------
-# On command line:
-#
-# make all = Make software.
-#
-# make clean = Clean out built project files.
-#
-# make coff = Convert ELF to AVR COFF.
-#
-# make extcoff = Convert ELF to AVR Extended COFF.
-#
-# make program = Download the hex file to the device.
-#                Please customize your programmer settings(PROGRAM_CMD)
-#
-# make teensy = Download the hex file to the device, using teensy_loader_cli.
-#               (must have teensy_loader_cli installed).
-#
-# make dfu = Download the hex file to the device, using dfu-programmer (must
-#            have dfu-programmer installed).
-#
-# make flip = Download the hex file to the device, using Atmel FLIP (must
-#             have Atmel FLIP installed).
-#
-# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
-#               (must have dfu-programmer installed).
-#
-# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
-#                (must have Atmel FLIP installed).
-#
-# make debug = Start either simulavr or avarice as specified for debugging, 
-#              with avr-gdb or avr-insight as the front end for debugging.
-#
-# make filename.s = Just compile filename.c into the assembler code only.
-#
-# make filename.i = Create a preprocessed source file for use in submitting
-#                   bug reports to the GCC project.
-#
-# To rebuild project do "make clean" then "make all".
-#----------------------------------------------------------------------------
-
-# Target file name (without extension).
-TARGET = adb_usb_blargg
-
-# Directory common source filess exist
-TOP_DIR = ../..
-
-# Directory keyboard dependent files exist
-TARGET_DIR = .
-
-# project specific files
-SRC =	keymap.c \
-	matrix.c \
-	led.c \
-	adb_blargg.c
-
-CONFIG_H = config.h
-
-
-# MCU name
-#MCU = at90usb1287
-MCU = atmega32u4
-
-# Processor frequency.
-#     This will define a symbol, F_CPU, in all source code files equal to the
-#     processor frequency in Hz. You can then use this symbol in your source code to
-#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
-#     automatically to create a 32-bit value in your source code.
-#
-#     This will be an integer division of F_USB below, as it is sourced by
-#     F_USB after it has run through any CPU prescalers. Note that this value
-#     does not *change* the processor frequency - it should merely be updated to
-#     reflect the processor speed set externally so that the code can use accurate
-#     software delays.
-F_CPU = 16000000
-
-
-#
-# LUFA specific
-#
-# Target architecture (see library "Board Types" documentation).
-ARCH = AVR8
-
-# Input clock frequency.
-#     This will define a symbol, F_USB, in all source code files equal to the
-#     input clock frequency (before any prescaling is performed) in Hz. This value may
-#     differ from F_CPU if prescaling is used on the latter, and is required as the
-#     raw input clock is fed directly to the PLL sections of the AVR for high speed
-#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
-#     at the end, this will be done automatically to create a 32-bit value in your
-#     source code.
-#
-#     If no clock division is performed on the input clock inside the AVR (via the
-#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
-F_USB = $(F_CPU)
-
-# Interrupt driven control endpoint task(+60)
-#OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
-
-
-# Boot Section Size in *bytes*
-#   Teensy halfKay   512
-#   Teensy++ halfKay 1024
-#   Atmel DFU loader 4096
-#   LUFA bootloader  4096
-#   USBaspLoader     2048
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
-
-
-# Build Options
-#   comment out to disable the options.
-#
-BOOTMAGIC_ENABLE = yes	# Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE = yes	# Mouse keys(+4700)
-EXTRAKEY_ENABLE = yes	# Audio control and System control(+450)
-CONSOLE_ENABLE = yes	# Console for debug(+400)
-COMMAND_ENABLE = yes    # Commands for debug and configuration
-#SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
-#NKRO_ENABLE = yes	# USB Nkey Rollover - not yet supported in LUFA
-
-
-# Optimize size but this may cause error "relocation truncated to fit"
-#EXTRALDFLAGS = -Wl,--relax
-
-# Search Path
-VPATH += $(TARGET_DIR)
-VPATH += $(TOP_DIR)
-
-include $(TOP_DIR)/protocol/lufa.mk
-include $(TOP_DIR)/protocol.mk
-include $(TOP_DIR)/common.mk
-include $(TOP_DIR)/rules.mk
diff --git a/converter/adb_usb/adb_blargg.c b/converter/adb_usb/adb_blargg.c
deleted file mode 100644
index 963758c..0000000
--- a/converter/adb_usb/adb_blargg.c
+++ /dev/null
@@ -1,216 +0,0 @@
-// Bit-banged implementation without any use of interrupts.
-// Data pin must have external 1K pull-up resistor.
-// Operates data pin as open-collector output.
-
-#include "adb_blargg.h"
-
-#ifdef HAVE_CONFIG_H
-	#include "config.h"
-#endif
-
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-
-// Copyright 2011 Jun WAKO <wakojun@gmail.com>
-// Copyright 2013 Shay Green <gblargg@gmail.com>
-// See bottom of file for license
-
-typedef uint8_t byte;
-
-// Make loop iteration take us total, including cyc overhead of loop logic
-#define delay_loop_usec( us, cyc ) \
-	__builtin_avr_delay_cycles( (unsigned long) (F_CPU / 1e6 * (us) + 0.5) - (cyc) )
-
-#if !defined(ADB_PORT) || \
-	!defined(ADB_PIN)  || \
-	!defined(ADB_DDR)  || \
-	!defined(ADB_DATA_BIT)
-	#error
-#endif
-
-enum { data_mask = 1<<ADB_DATA_BIT };
-
-enum { adb_cmd_read  = 0x2C };
-enum { adb_cmd_write = 0x28 };
-
-// gcc is very unreliable for inlining, so use macros
-#define data_lo() (ADB_DDR |= data_mask)
-#define data_hi() (ADB_DDR &= ~data_mask)
-#define data_in() (ADB_PIN & data_mask)
-
-static void place_bit( byte bit )
-{
-	// 100 us bit cell time
-	data_lo();
-	_delay_us( 35 );
-	
-	// Difference between a 0 and 1 bit is just this 30us portion in the middle
-	if ( bit )
-		data_hi();
-	_delay_us( 30 );
-	
-	data_hi();
-	_delay_us( 35 );
-}
-
-static void place_bit0( void ) { place_bit( 0 ); }
-static void place_bit1( void ) { place_bit( 1 ); }
-
-static void send_byte( byte data )
-{
-	for ( byte n = 8; n; n-- )
-	{
-		place_bit( data & 0x80 );
-		data <<= 1;
-	}
-}
-
-static void command( byte cmd )
-{
-	data_lo();
-	_delay_us( 800 );
-	place_bit1();
-	send_byte( cmd );
-	place_bit0();
-}
-
-void adb_host_init( void )
-{
-	// Always keep port output 0, then just toggle DDR to be GND or leave it floating (high).
-	ADB_DDR	 &= ~data_mask;
-	ADB_PORT &= ~data_mask;
-	
-	#ifdef ADB_PSW_BIT
-		// Weak pull-up
-		ADB_PORT |=  (1<<ADB_PSW_BIT);
-		ADB_DDR  &= ~(1<<ADB_PSW_BIT);
-	#endif
-}
-
-bool adb_host_psw( void )
-{
-	#ifdef ADB_PSW_BIT
-		return (ADB_PIN & (1<<ADB_PSW_BIT)) != 0;
-	#else
-		return true;
-	#endif
-}
-
-// Waits while data == val, or until us timeout expires. Returns remaining time,
-// zero if timed out.
-static byte while_data( byte us, byte data )
-{
-	while ( data_in() == data )
-	{
-		delay_loop_usec( 1 /* us period */, 7 /* cycles loop overhead */ );
-		if ( !--us )
-			break;
-	}
-	return us;
-}
-
-static byte while_lo( byte us ) { return while_data( us, 0 ); }
-static byte while_hi( byte us ) { return while_data( us, data_mask ); }
-
-static uint16_t adb_host_talk( byte cmd )
-{
-	command( cmd );
-	_delay_us( 5 );
-	if ( !while_hi( 260 - 5 ) ) // avg 160
-		return adb_host_nothing;
-	
-	// Receive start bit and 16 data bits.
-	// Doing them all in loop allows consistent error checking
-	uint16_t data = 0;
-	byte n = 17;
-	do
-	{
-		data <<= 1;
-		enum { timeout = 130 }; // maximum bit cell time
-		
-		byte lo = while_lo( timeout );
-		if ( !lo )
-			goto error; // timeout
-		
-		byte hi = while_hi( lo );
-		if ( !hi )
-			goto error; // timeout
-		
-		if ( timeout-lo < lo-hi )
-			data |= 1;
-		else if ( n == 17 )
-			goto error; // start bit is wrong
-	}
-	while ( --n );
-	
-	// duration must be split in two due to 255 limit
-	if ( !while_lo( 255 ) && !while_lo( 351 - 255 ) )
-		goto error;
-	
-	if ( while_hi( 91 ) )
-		goto error;
-	
-	return data;
-	
-error:
-	return adb_host_error;
-}
-
-uint16_t adb_host_kbd_recv( void )
-{
-	return adb_host_talk( adb_cmd_read + 0 );
-}
-
-uint16_t adb_host_kbd_modifiers( void )
-{
-	return adb_host_talk( adb_cmd_read + 2 );
-}
-
-void adb_host_listen( byte cmd, byte data_h, byte data_l )
-{
-	command( cmd );
-	_delay_us( 200 );
-	
-	place_bit1();
-	send_byte( data_h ); 
-	send_byte( data_l );
-	place_bit0();
-}
-
-void adb_host_kbd_led( byte led )
-{
-	adb_host_listen( adb_cmd_write + 2, 0, led & 0x07 );
-}
-
-/* This software is licensed with a Modified BSD License.
-All of this is supposed to be Free Software, Open Source, DFSG-free,
-GPL-compatible, and OK to use in both free and proprietary applications.
-Additions and corrections to this file are welcome.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are met:
-
-* Redistributions of source code must retain the above copyright
-  notice, this list of conditions and the following disclaimer.
-
-* Redistributions in binary form must reproduce the above copyright
-  notice, this list of conditions and the following disclaimer in
-  the documentation and/or other materials provided with the
-  distribution.
-
-* Neither the name of the copyright holders nor the names of
-  contributors may be used to endorse or promote products derived
-  from this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE. */
diff --git a/converter/adb_usb/adb_blargg.h b/converter/adb_usb/adb_blargg.h
deleted file mode 100644
index 2542cb5..0000000
--- a/converter/adb_usb/adb_blargg.h
+++ /dev/null
@@ -1,38 +0,0 @@
-// Basic support for ADB keyboard
-
-#ifndef ADB_BLARGG_H
-#define ADB_BLARGG_H
-
-#include <stdint.h>
-#include <stdbool.h>
-
-// Sets up ADB bus. Doesn't send anything to keyboard.
-void adb_host_init( void );
-
-// Receives key press event from keyboard.
-// 0xKKFF: one key changed state
-// 0xKKKK: two keys changed state
-enum { adb_host_nothing = 0 }; // no keys changed state
-enum { adb_host_error = 0xFFFE }; // receive error
-uint16_t adb_host_kbd_recv( void );
-
-// Current state of keyboard modifiers and a few other keys
-// Returns adb_host_nothing if keyboard didn't respond.
-// Returns adb_host_error if error receiving.
-uint16_t adb_host_kbd_modifiers( void );
-
-// Sends command and two bytes of data to keyboard
-void adb_host_listen( uint8_t cmd, uint8_t data_h, uint8_t data_l );
-
-// Sets keyboard LEDs. Note that bits are inverted here, so 1 means off, 0 means on.
-void adb_host_kbd_led( uint8_t led );
-
-// State of power switch (false = pressed), or true if unsupported
-bool adb_host_psw( void );
-
-
-// Legacy support
-#define ADB_POWER       0x7F
-#define ADB_CAPS        0x39
-
-#endif
-- 
2.39.2