Add license information to source

MIT license was chosen

LICENSE

@@ -0,0 +1,20 @@
+Copyright (c) 2021 PiStorm developers
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

buptest.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <assert.h>
 #include <dirent.h>
 #include <endian.h>

config_file/config_file.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "platforms/platforms.h"
 #include <stdio.h>
 #include <stdlib.h>

config_file/config_file.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #ifndef _CONFIG_FILE_H
 #define _CONFIG_FILE_H
 

emulator.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "m68k.h"
 #include "emulator.h"
 #include "platforms/platforms.h"

emulator.h

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 /**
  * pistorm
  * emulator function declarations

gpio/ps_protocol.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 /*
   Original Copyright 2020 Claude Schwarz
   Code reorganized and rewritten by

gpio/ps_protocol.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 /*
     Code reorganized and rewritten by 
     Niklas Ekström 2021 (https://github.com/niklasekstrom)

input/input.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <linux/input.h>
 #include <sys/ioctl.h>
 #include <pthread.h>

input/input.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdint.h>
 
 enum keypress_type {

m68kfpu.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #include <math.h>
 #include <stdio.h>
 #include <stdarg.h>

memory_mapped.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "config_file/config_file.h"
 #include "m68k.h"
 #include "platforms/amiga/Gayle.h"

platforms/amiga/Gayle.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 //
 //  Gayle.c
 //  Originally based on Omega's Gayle emulation,

platforms/amiga/Gayle.h

@@ -1,3 +1,5 @@
+//SPDX-License-Identifier: MIT
+
 //
 //  Gayle.h
 //  Omega

platforms/amiga/amiga-autoconf.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "platforms/platforms.h"
 #include "amiga-autoconf.h"
 #include <stdio.h>

platforms/amiga/amiga-autoconf.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "config_file/config_file.h"
 
 #define AC_Z2_BASE 0xE80000

platforms/amiga/amiga-platform.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

platforms/amiga/amiga-registers.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "Gayle.h"
 #include "config_file/config_file.h"
 #include "amiga-registers.h"

platforms/amiga/amiga-registers.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 void configure_rtc_emulation_amiga(uint8_t enabled);
 void set_hard_drive_image_file_amiga(uint8_t index, char *filename);
 int custom_read_amiga(struct emulator_config *cfg, unsigned int addr, unsigned int *val, unsigned char type);

platforms/amiga/cdtv-dmac.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>

platforms/amiga/hunk-reloc.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>

platforms/amiga/net/net_driver_amiga/pi-net-amiga.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <exec/resident.h>
 #include <exec/memory.h>
 #include <exec/alerts.h>

platforms/amiga/net/pi-net-enums.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #define PINET_OFFSET  0x80010000
 #define PINET_REGSIZE 0x00010000
 #define PINET_UPPER   0x80020000
@@ -21,4 +23,4 @@ enum pinet_cmds {
     PINET_CMD_ADDR3     = 0x18,
     PINET_CMD_ADDR4     = 0x1C,
     PINET_CMD_FRAME     = 0x1000,
-};
+};

platforms/amiga/net/pi-net.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <fcntl.h>

platforms/amiga/net/pi-net.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 void pinet_init(char *dev);
 void handle_pinet_write(uint32_t addr, uint32_t val, uint8_t type);
 uint32_t handle_pinet_read(uint32_t addr, uint8_t type);

platforms/amiga/piscsi/device_driver_amiga/makerom.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <string.h>

platforms/amiga/piscsi/device_driver_amiga/piscsi-amiga-2.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <exec/resident.h>
 #include <exec/errors.h>
 #include <exec/memory.h>

platforms/amiga/piscsi/device_driver_amiga/piscsi-amiga.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 /*
  * Based on:
  * Amiga ZZ9000 USB Storage Driver (ZZ9000USBStorage.device)

platforms/amiga/piscsi/piscsi-enums.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #define NUM_UNITS 7
 #define PISCSI_OFFSET  0x80000000
 #define PISCSI_REGSIZE 0x00010000

platforms/amiga/piscsi/piscsi.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>

platforms/amiga/piscsi/piscsi.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdint.h>
 
 #include "platforms/amiga/hunk-reloc.h"

platforms/amiga/rtg/rtg-gfx.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>

platforms/amiga/rtg/rtg-output.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "emulator.h"
 #include "rtg.h"
 

platforms/amiga/rtg/rtg.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdint.h>
 #include <endian.h>
 #include <stdio.h>

platforms/amiga/rtg/rtg.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #define PIGFX_RTG_BASE     0x70000000
 #define PIGFX_REG_SIZE     0x00010000
 #define PIGFX_RTG_SIZE     0x02000000

platforms/amiga/rtg/rtg_driver_amiga/boardinfo.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #ifndef boardinfo_H
 #define boardinfo_H
 

platforms/amiga/rtg/rtg_driver_amiga/pigfx.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 // PiStorm RTG driver, VBCC edition.
 // Based in part on the ZZ9000 RTG driver.
 

platforms/amiga/rtg/rtg_driver_amiga/rtg_enums.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 // "Register" offsets for sending data to the RTG.
 enum pi_regs {
   RTG_COMMAND = 0x00,

platforms/amiga/rtg/rtg_driver_amiga/settings.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #ifndef settings_H
 #define settings_H
 

platforms/dummy/dummy-platform.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <stdlib.h>
 #include <string.h>
 

platforms/dummy/dummy-registers.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 int handle_register_read_dummy(unsigned int addr, unsigned char type, unsigned int *val) {
     if (addr) {}
     if (type) {}

platforms/platforms.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "platforms.h"
 #include <stdio.h>
 #include <stdlib.h>
@@ -57,4 +59,4 @@ struct platform_config *make_platform_config(char *name, char *subsys) {
     }
 
     return cfg;
-}
+}

platforms/platforms.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include "config_file/config_file.h"
 
 enum base_platforms {

platforms/shared/rtc.c

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 #include <time.h>
 #include <stdio.h>
 #include <stdint.h>

platforms/shared/rtc.h

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: MIT
+
 void put_rtc_byte(uint32_t address_, uint8_t value, uint8_t rtc_type);
 uint8_t get_rtc_byte(uint32_t address_, uint8_t rtc_type);
 
@@ -5,4 +7,4 @@ enum rtc_types {
     RTC_TYPE_MSM,
     RTC_TYPE_RICOH,
     RTC_TYPE_NONE,
-};
+};