Initial import of GPIO module sources

Admin:
  Relicenced under the BSD licence with the permission of the author

!Mk,fd7

+Dir <Obey$Dir>
+amu_machine rom THROWBACK=-throwback 

!MkClean,fd7

+Dir <Obey$Dir>
+amu_machine clean
+stripdepnd

.gitattributes

+hdr/** gitlab-language=armasm linguist-language=armasm linguist-detectable=true
+**/hdr/** gitlab-language=armasm linguist-language=armasm linguist-detectable=true
+s/** gitlab-language=armasm linguist-language=armasm linguist-detectable=true
+*,ffb gitlab-language=bbcbasic linguist-language=bbcbasic linguist-detectable=true
+h/** gitlab-language=c linguist-language=c linguist-detectable=true

Docs/Config

+Config block layout
+
+GPIO number	:Bits 0-7
+Pin Mode	;Bits 8-11
+I/O mode	:Bit 12
+PullUp/Down	:Bit 13
+input enable	:Bit 14
+Extended	:Bit 15
+Level 0		:Bit 16
+Level 1		:Bit 17
+Rising		:Bit 18
+Falling		:Bit 19
+Debounce	:Bit 20
+IRQ 1		:Bit 21
+IRQ 2		:Bit 22
+
+
+
+
+
+
+
+
+I2Cflag		:Bit 31
+

Docs/Reservations

+SWI Chunk	0x00058F80 - 0x00058FBF
+Error block	0x0081DD20 - 0x0081DD2F
+Module name	GPIO
+Star		GPIOMap
+		GPIOMachine

Docs/hdr/BeagleSWIs

+  			^	&58F80
+GPIO_ReadData		#	1
+GPIO_WriteData		#	1
+GPIO_ReadOE		#	1
+GPIO_WriteOE		#	1
+GPIO_AuxAsGPIO		#	1
+GPIO_ExpAsGPIO		#	1
+GPIO_CameraAsGPIO	#	1
+GPIO_AuxAsSafe		#	1
+GPIO_ExpAsSafe		#	1
+GPIO_CameraAsSafe	#	1
+GPIO_AuxAsUSB		#	1
+GPIO_ExpAsUART		#	1
+GPIO_AuxAsMMC		#	1
+GPIO_ExpAsMMC		#	1
+GPIO_AuxAsMM		#	1
+GPIO_ReadMode		#	1
+GPIO_WriteMode		#	1
+GPIO_ReadLevel0		#	1
+GPIO_WriteLevel0	#	1
+GPIO_ReadLevel1		#	1
+GPIO_WriteLevel1	#	1
+GPIO_ReadRising		#	1
+GPIO_WriteRising	#	1
+GPIO_ReadFalling	#	1
+GPIO_WriteFalling	#	1
+GPIO_ReadDebounceEnable		#	1
+GPIO_WriteDebounceEnable	#	1
+GPIO_ReadIRQ1		#	1
+GPIO_WriteIRQ1		#	1
+GPIO_ReadIRQ2		#	1
+GPIO_WriteIRQ2		#	1
+GPIO_ReadExp32		#	1
+GPIO_ReadAux32		#	1
+GPIO_ReadCam32		#	1
+GPIO_WriteExp32		#	1
+GPIO_WriteAux32		#	1
+GPIO_WriteCam32		#	1
+GPIO_ReadExpOE32	#	1
+GPIO_ReadAuxOE32	#	1
+GPIO_ReadCamOE32	#	1
+GPIO_WriteExpOE32	#	1
+GPIO_WriteAuxOE32	#	1
+GPIO_WriteCamOE32	#	1
+GPIO_Reserved1		#	1
+GPIO_Reserved2		#	1
+GPIO_Reserved3		#	1
+GPIO_Reserved4		#	1
+GPIO_Reserved5		#	1
+GPIO_Reserved6		#	1
+GPIO_Reserved7		#	1
+GPIO_Reserved8		#	1
+GPIO_Reserved9		#	1
+GPIO_FlashOn		#	1
+GPIO_FlashOff		#	1
+GPIO_Info		#	1
+GPIO_I2CInfo		#	1
+GPIO_SRAMRead		#	1
+GPIO_SRAMWrite		#	1
+GPIO_Address		#	1
+GPIO_LoadConfig		#	1
+GPIO_ReadConfig		#	1
+GPIO_EnableI2C		#	1
+GPIO_GetBoard		#	1
+GPIO_RescanI2C		#	1

LICENSE

+Copyright (c) 2011, Tank Stage Lighting
+Copyright (c) 2011, RISC OS Open Ltd
+All rights reserved.
+
+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 holder nor the names of their
+      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 HOLDER 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.

Makefile

+# Makefile for GPIO
+
+COMPONENT	= GPIO
+RESOURCES 	= No
+ROM_SOURCE	= GetAll.s
+ROM_MODULE	?= rm.${COMPONENT}
+ROM_OBJECT 	?= o.${TARGET}
+
+include StdTools
+include AAsmModule
+
+# Dynamic dependencies:

Resources/!PiLed/!Boot,feb

+Iconsprites <Obey$Dir>.!Sprites

Resources/!PiLed/!Help

+PiLED is a simple program to show the use of the SWI's.
+It reads the OE state of GPIO16 and then changes it to output if needed,
+so that it can then switch the File LED on and off when you press any key.
+Press Close to exit the program.

Resources/!PiLed/!Run,feb

+|wimpslot -min 32K -max 32K
+|run <obey$dir>.!RunImage
+TaskWindow <obey$dir>.!RunImage -wimpslot 32K
\ No newline at end of file

VersionASM

+                        GBLS    Module_MajorVersion
+                        GBLA    Module_Version
+                        GBLS    Module_MinorVersion
+                        GBLS    Module_Date
+                        GBLS    Module_FullVersion
+                        GBLS    Module_ApplicationDate
+                        GBLS    Module_HelpVersion
+                        GBLS    Module_ComponentName
+                        GBLS    Module_ComponentPath
+Module_MajorVersion     SETS    "0.50"
+Module_Version          SETA    050
+Module_MinorVersion     SETS    ""
+Module_Date             SETS    "20 Mar 2013"
+Module_ApplicationDate  SETS    "20-Mar-13"
+Module_ComponentName    SETS    "GPIO"
+Module_ComponentPath    SETS    ""
+Module_FullVersion      SETS    "0.50"
+Module_HelpVersion      SETS    "0.50 (20 Mar 2013)"
+                        END

h/.gitignore

+*
+!.gitignore

hdr/Reals

+;
+; Copyright (c) 2011, Tank Stage Lighting
+; All rights reserved.
+;
+; 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 holder nor the names of their
+;       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 HOLDER 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.
+;
+
+;hdr.reals
+
+;********************** D A T A  S T R U C T U R E ************************
+		^	0			; beginaddress
+;which machine are we running on
+machine		#	4			;gpio machine number
+halproc		#	4
+halboard	#	4
+halrevision	#	4
+machinename	#	32
+;store for logical addresses
+logicalstore	#	4*8			;only 6 used atm
+logicalstore1	#	4
+logicalsram	#	4
+;pi pull up/down
+pipullen	#	32
+pipullud	#	32
+;i2cprotect flag
+i2cprotect	#	4
+;i2c gpio info store
+i2clowgpio	#	4			;lowest available pin number
+i2chighgpio	#	4			;highest
+;i2c buffers
+i2csend		#	4*8
+i2cdata		#	4*8
+i2creturn	#	4*8
+;flash stuff
+flashcount	*	6			;max GPIOs/32
+flashflags	#	4*flashcount		;are we a flash ?
+flashmark	#	32*flashcount		;on time
+flashspace	#	32*flashcount		;off time
+flashstate	#	32*flashcount		;present count
+
+padding		#	4
+;--- for string displaying ----------Memory cleared upto here
+MainTemp	#	&20
+;copy of GPIO tables
+gpiotablecopy	#	4*((8*8)+(4*8))		;enough for i2c as well
+;cofig data space
+configdata	#	((6*32)+(16*8)+32)	;space for all gpio (and i2c) pins
+
+RMAlimit	*	:INDEX: @
+;*************************** SWI bits **************************************
+
+Error_block	*	&0081DD20
+Error_block_end	*	&0081DD2F
+SWI_base	*	&00058F80
+
+
+;*************************** Constants **************************************
+;physical map locations
+GPIO_1		*	&48310000
+GPIO_2		*	&49050000
+GPIO_3		*	&49052000
+GPIO_4		*	&49054000
+GPIO_5		*	&49056000
+GPIO_6		*	&49058000
+mapsize		*	&200
+
+;physical for control registers for GPIO's
+PADCONF_1	*	&48002000
+padsize		*	&B00
+
+;sram
+sramstart	*	&40200000
+sramsize	*	&00010000
+
+;interupt line mapping
+GPIO_1_int	*	29
+GPIO_2_int	*	30
+GPIO_3_int	*	31
+GPIO_4_int	*	32
+GPIO_5_int	*	33
+GPIO_6_int	*	34
+
+HALDeviceBus_Interconnect    *  5 :SHL: 28
+HALDeviceInterconnectBus_L4  *  1 :SHL: 24
+
+;gpio-controlreg map physical Xm use &0 to protect the register
+C_gpio_0	*	&1E0
+C_gpio_1	*	&A06
+C_gpio_2	*	&A0A
+C_gpio_3	*	&A0C
+C_gpio_4	*	&A0E
+C_gpio_5	*	&A10
+C_gpio_6	*	&A12
+C_gpio_7	*	&A14
+C_gpio_8	*	&A16
+C_gpio_9	*	&A18
+C_gpio_10	*	&A1A
+C_gpio_11	*	&A24
+C_gpio_12	*	&5D8
+C_gpio_13	*	&5DA
+C_gpio_14	*	&5DC
+C_gpio_15	*	&5DE
+C_gpio_16	*	&5E0
+C_gpio_17	*	&5E2
+C_gpio_18	*	&5E4
+C_gpio_19	*	&5E6
+C_gpio_20	*	&5E8
+C_gpio_21	*	&5EA
+C_gpio_22	*	&5EC
+C_gpio_23	*	&5EE
+C_gpio_24	*	&5F0
+C_gpio_25	*	&5F2
+C_gpio_26	*	&5F4
+C_gpio_27	*	&5F6
+C_gpio_28	*	&5F8
+C_gpio_29	*	&5FA
+C_gpio_30	*	&A08
+C_gpio_31	*	&A26
+C_gpio_32	*	&0	;&238	;INPUT ONLY, NOT AVAILABLE?
+C_gpio_33	*	&0	;NOT AVAILABLE ?
+C_gpio_34	*	&07A
+C_gpio_35	*	&07C
+C_gpio_36	*	&07E
+C_gpio_37	*	&080
+C_gpio_38	*	&082
+C_gpio_39	*	&084
+C_gpio_40	*	&086
+C_gpio_41	*	&088
+C_gpio_42	*	&08A
+C_gpio_43	*	&08C
+C_gpio_44	*	&09E
+C_gpio_45	*	&0A0
+C_gpio_46	*	&0A2
+C_gpio_47	*	&0A4
+C_gpio_48	*	&0A6
+C_gpio_49	*	&0A8
+C_gpio_50	*	&0AA
+C_gpio_51	*	&0AC
+C_gpio_52	*	&0B0
+C_gpio_53	*	&0B2
+C_gpio_54	*	&0B4
+C_gpio_55	*	&0B6
+C_gpio_56	*	&0B8
+C_gpio_57	*	&0BA
+C_gpio_58	*	&0BC
+C_gpio_59	*	&0BE
+C_gpio_60	*	&0C6
+C_gpio_61	*	&0C8
+C_gpio_62	*	&0CA
+C_gpio_63	*	&0CE
+C_gpio_64	*	&0D0
+C_gpio_65	*	&0D2
+C_gpio_66	*	&0D4
+C_gpio_67	*	&0D6
+C_gpio_68	*	&0D8
+C_gpio_69	*	&0DA
+C_gpio_70	*	&0DC
+C_gpio_71	*	&0DE
+C_gpio_72	*	&0E0
+C_gpio_73	*	&0E2
+C_gpio_74	*	&0E4
+C_gpio_75	*	&0E6
+C_gpio_76	*	&0E8
+C_gpio_77	*	&0EA
+C_gpio_78	*	&0EC
+C_gpio_79	*	&0EE
+C_gpio_80	*	&0F0
+C_gpio_81	*	&0F2
+C_gpio_82	*	&0F4
+C_gpio_83	*	&0F6
+C_gpio_84	*	&0F8
+C_gpio_85	*	&0FA
+C_gpio_86	*	&0FC
+C_gpio_87	*	&0FE
+C_gpio_88	*	&100
+C_gpio_89	*	&102
+C_gpio_90	*	&104
+C_gpio_91	*	&106
+C_gpio_92	*	&108
+C_gpio_93	*	&10A
+C_gpio_94	*	&10C
+C_gpio_95	*	&10E
+C_gpio_96	*	&110
+C_gpio_97	*	&112
+C_gpio_98	*	&114
+C_gpio_99	*	&116	;INPUT ONLY
+C_gpio_100	*	&118	;INPUT ONLY
+C_gpio_101	*	&11A
+C_gpio_102	*	&11C
+C_gpio_103	*	&11E
+C_gpio_104	*	&120
+C_gpio_105	*	&122	;INPUT ONLY
+C_gpio_106	*	&124	;INPUT ONLY
+C_gpio_107	*	&126	;INPUT ONLY
+C_gpio_108	*	&128	;INPUT ONLY
+C_gpio_109	*	&12A
+C_gpio_110	*	&12C
+C_gpio_111	*	&12E
+C_gpio_112	*	&134	;INPUT ONLY
+C_gpio_113	*	&136	;INPUT ONLY
+C_gpio_114	*	&138	;INPUT ONLY
+C_gpio_115	*	&13A	;INPUT ONLY
+C_gpio_116	*	&13C
+C_gpio_117	*	&13E
+C_gpio_118	*	&140
+C_gpio_119	*	&142
+C_gpio_120	*	&144
+C_gpio_121	*	&146
+C_gpio_122	*	&148
+C_gpio_123	*	&14A
+C_gpio_124	*	&14C
+C_gpio_125	*	&14E
+C_gpio_126	*	&132
+C_gpio_127	*	&0	;&A54	;different on35xx
+C_gpio_128	*	&0	;&A58	;different on35xx
+C_gpio_129	*	&0	;&A5A	;different on35xx
+C_gpio_130	*	&158
+C_gpio_131	*	&15A
+C_gpio_132	*	&15C
+C_gpio_133	*	&15E
+C_gpio_134	*	&160
+C_gpio_135	*	&162
+C_gpio_136	*	&164
+C_gpio_137	*	&166
+C_gpio_138	*	&168
+C_gpio_139	*	&16A
+C_gpio_140	*	&16C
+C_gpio_141	*	&16E
+C_gpio_142	*	&170
+C_gpio_143	*	&172
+C_gpio_144	*	&174
+C_gpio_145	*	&176
+C_gpio_146	*	&178
+C_gpio_147	*	&17A
+C_gpio_148	*	&17C
+C_gpio_149	*	&17E
+C_gpio_150	*	&180
+C_gpio_151	*	&182
+C_gpio_152	*	&184
+C_gpio_153	*	&186
+C_gpio_154	*	&188
+C_gpio_155	*	&18A
+C_gpio_156	*	&18C
+C_gpio_157	*	&18E
+C_gpio_158	*	&190
+C_gpio_159	*	&192
+C_gpio_160	*	&194
+C_gpio_161	*	&196
+C_gpio_162	*	&198
+C_gpio_163	*	&19A
+C_gpio_164	*	&19C
+C_gpio_165	*	&19E
+C_gpio_166	*	&1A0
+C_gpio_167	*	&130
+C_gpio_168	*	&1BE
+C_gpio_169	*	&1B0
+C_gpio_170	*	&1C6
+C_gpio_171	*	&1C8
+C_gpio_172	*	&1CA
+C_gpio_173	*	&1CC
+C_gpio_174	*	&1CE
+C_gpio_175	*	&1D0
+C_gpio_176	*	&1D2
+C_gpio_177	*	&1D4
+C_gpio_178	*	&1D6
+C_gpio_179	*	&1D8
+C_gpio_180	*	&1DA
+C_gpio_181	*	&1DC
+C_gpio_182	*	&1DE
+C_gpio_183	*	&1C0
+C_gpio_184	*	&1C2
+C_gpio_185	*	&1C4
+C_gpio_186	*	&1E2
+C_gpio_187	*	&0	;&23A	;INPUT ONLY NOT AVAILABLE ?
+C_gpio_188	*	&1B2
+C_gpio_189	*	&1B4
+C_gpio_190	*	&1B6
+C_gpio_191	*	&1B8
+
+top_gpio	*	191
+
+
+;gpio pin numbers we need for connectors
+gpio_0		*	0
+gpio_1		*	1
+gpio_2		*	2
+gpio_3		*	3
+gpio_4		*	4
+gpio_5		*	5
+gpio_6		*	6
+gpio_7		*	7
+gpio_8		*	8
+gpio_9		*	9
+gpio_10		*	10
+gpio_11		*	11
+gpio_12		*	12
+gpio_13		*	13
+gpio_14		*	14
+gpio_15		*	15
+gpio_16		*	16
+gpio_17		*	17
+gpio_18		*	18
+gpio_19		*	19
+gpio_20		*	20
+gpio_21		*	21
+gpio_22		*	22
+gpio_23		*	23
+gpio_24		*	24
+gpio_25		*	25
+gpio_26		*	26
+gpio_27		*	27
+gpio_28		*	28
+gpio_29		*	29
+gpio_30		*	30
+gpio_31		*	31
+gpio_57		*	57
+gpio_66		*	66
+gpio_67		*	67
+gpio_68		*	68
+gpio_69		*	69
+gpio_70		*	70
+gpio_71		*	71
+gpio_72		*	72
+gpio_73		*	73
+gpio_74		*	74
+gpio_75		*	75
+gpio_76		*	76
+gpio_77		*	77
+gpio_78		*	78
+gpio_79		*	79
+gpio_80		*	80
+gpio_81		*	81
+gpio_82		*	82
+gpio_83		*	83
+gpio_84		*	84
+gpio_85		*	85
+gpio_86		*	86
+gpio_87		*	87
+gpio_88		*	88
+gpio_89		*	89
+gpio_90		*	90
+gpio_91		*	91
+gpio_92		*	92
+gpio_93		*	93
+gpio_94		*	94
+gpio_95		*	95
+gpio_96		*	96
+gpio_97		*	97
+gpio_99		*	99		;INPUT ONLY
+gpio_100	*	100		;INPUT ONLY
+gpio_101	*	101
+gpio_102	*	102
+gpio_103	*	103
+gpio_104	*	104
+gpio_105	*	105		;INPUT ONLY
+gpio_106	*	106		;INPUT ONLY
+gpio_107	*	107		;INPUT ONLY
+gpio_108	*	108		;INPUT ONLY
+gpio_109	*	109
+gpio_110	*	110
+gpio_130	*	130
+gpio_131	*	131
+gpio_132	*	132
+gpio_133	*	133
+gpio_134	*	134
+gpio_135	*	135
+gpio_136	*	136
+gpio_137	*	137
+gpio_138	*	138
+gpio_139	*	139
+gpio_140	*	140
+gpio_141	*	141
+gpio_142	*	142
+gpio_143	*	143
+gpio_144	*	144
+gpio_145	*	145
+gpio_146	*	146
+gpio_148	*	148
+gpio_149	*	149
+gpio_150	*	150
+gpio_151	*	151
+gpio_153	*	153
+gpio_156	*	156
+gpio_157	*	157
+gpio_158	*	158
+gpio_159	*	159
+gpio_160	*	160
+gpio_161	*	161
+gpio_162	*	162
+gpio_163	*	163
+gpio_164	*	164
+gpio_167	*	167
+gpio_168	*	168
+gpio_170	*	170
+gpio_171	*	171
+gpio_172	*	172
+gpio_173	*	173
+gpio_174	*	174
+gpio_177	*	177
+gpio_183	*	183
+gpio_184	*	184
+gpio_185	*	185
+gpio_186	*	186
+
+;GPIO system registers
+GPIO_SYSCONFIG          *       &010
+GPIO_SYSTATUS           *       &014
+GPIO_IRQSTATUS1		*	&018
+GPIO_IRQENABLE1		*	&01C
+GPIO_WAKEUPENABLE       *       &020
+GPIO_IRQSTATUS2         *       &028
+GPIO_IRQENABLE2         *       &02C
+GPIO_CTRL               *       &030
+GPIO_OE			*	&034
+GPIO_DATAIN             *       &038
+GPIO_DATAOUT            *       &03C
+GPIO_LEVELDETECT0       *       &040
+GPIO_LEVELDETECT1       *       &044
+GPIO_RISINGDETECT       *       &048
+GPIO_FALLINGDETECT      *       &04C
+GPIO_DEBOUNCEENABLE     *       &050
+GPIO_DEBOUNCETIME       *       &054
+GPIO_CLEARIRQENABLE1    *       &060