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add: Implementation of rmreset module
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‎iop/system/rmreset/Makefile‎

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# _____ ___ ____ ___ ____
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# ____| | ____| | | |____|
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# | ___| |____ ___| ____| | \ PS2DEV Open Source Project.
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#-----------------------------------------------------------------------
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# Copyright ps2dev - http://www.ps2dev.org
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# Licenced under Academic Free License version 2.0
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# Review ps2sdk README & LICENSE files for further details.
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IOP_IMPORT_INCS += \
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system/loadcore \
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system/stdio
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IOP_OBJS = rmreset.o imports.o
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include $(PS2SDKSRC)/Defs.make
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include $(PS2SDKSRC)/iop/Rules.bin.make
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include $(PS2SDKSRC)/iop/Rules.make
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include $(PS2SDKSRC)/iop/Rules.release

‎iop/system/rmreset/README.md‎

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# Remote Reset
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This module will reset the SCPH-10160 IR receiver to gamepad emulation mode.
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## Configurations
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There are multiple configurations of this library, allowing the choice of
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balancing between size, speed, and features.
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* `rmreset` -> The recommended version.
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## How to use this module in your program
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In order to use this module in your program, use `LoadModule` or \
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`LoadModuleBuffer` with no arguments.

‎iop/system/rmreset/src/imports.lst‎

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stdio_IMPORTS_start
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I_printf
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stdio_IMPORTS_end

‎iop/system/rmreset/src/irx_imports.h‎

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/*
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# _____ ___ ____ ___ ____
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# ____| | ____| | | |____|
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# | ___| |____ ___| ____| | \ PS2DEV Open Source Project.
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#-----------------------------------------------------------------------
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# Copyright ps2dev - http://www.ps2dev.org
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# Licenced under Academic Free License version 2.0
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# Review ps2sdk README & LICENSE files for further details.
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#
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# Defines all IRX imports.
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*/
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#ifndef IOP_IRX_IMPORTS_H
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#define IOP_IRX_IMPORTS_H
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#include <irx.h>
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/* Please keep these in alphabetical order! */
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#include <stdio.h>
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#endif /* IOP_IRX_IMPORTS_H */

‎iop/system/rmreset/src/rmreset.c‎

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/*
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# _____ ___ ____ ___ ____
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# ____| | ____| | | |____|
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# | ___| |____ ___| ____| | \ PS2DEV Open Source Project.
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#-----------------------------------------------------------------------
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# Copyright ps2dev - http://www.ps2dev.org
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# Licenced under Academic Free License version 2.0
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# Review ps2sdk README & LICENSE files for further details.
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*/
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#include "irx_imports.h"
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#include <iop_mmio_hwport.h>
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#include <loadcore.h>
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#ifdef _IOP
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IRX_ID("rmreset", 1, 1);
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#endif
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// Based on the module from ROM 1.20+.
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static void sio2_ctrl_set(u32 val)
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{
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USE_IOP_MMIO_HWPORT();
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iop_mmio_hwport->sio2.ctrl = val;
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}
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static u32 sio2_ctrl_get(void)
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{
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USE_IOP_MMIO_HWPORT();
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return iop_mmio_hwport->sio2.ctrl;
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}
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static u32 sio2_stat6c_get(void)
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{
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USE_IOP_MMIO_HWPORT();
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return iop_mmio_hwport->sio2.recv1;
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}
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static void sio2_portN_ctrl1_set(int N, u32 val)
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{
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USE_IOP_MMIO_HWPORT();
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iop_mmio_hwport->sio2.send1_2_buf[N * 2] = val;
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}
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// Unused func removed
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static void sio2_portN_ctrl2_set(int N, u32 val)
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{
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USE_IOP_MMIO_HWPORT();
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iop_mmio_hwport->sio2.send1_2_buf[(N * 2) + 1] = val;
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}
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// Unused func removed
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// Unused func removed
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static void sio2_regN_set(int N, u32 val)
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{
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USE_IOP_MMIO_HWPORT();
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iop_mmio_hwport->sio2.send3_buf[N] = val;
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}
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// Unused func removed
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// Unused func removed
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// Unused func removed
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// Unused func removed
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// Unused func removed
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// Unused func removed
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static void sio2_data_out(u8 val)
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{
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USE_IOP_MMIO_HWPORT();
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iop_mmio_hwport->sio2.out_fifo = val;
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}
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static u8 sio2_data_in(void)
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{
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USE_IOP_MMIO_HWPORT();
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return iop_mmio_hwport->sio2.in_fifo;
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}
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// Unused func removed
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// Unused func removed
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int _start(int ac, char **av)
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{
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u32 ctrl_save;
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int i;
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// Unofficial: shrink buffer
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char inoutbuf[7];
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(void)ac;
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(void)av;
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printf("rmreset start\n");
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ctrl_save = sio2_ctrl_get();
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sio2_ctrl_set(0xCu);
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for ( i = 0; i < 4; i += 1 )
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{
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sio2_portN_ctrl1_set(i, 0xC0C0050F);
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sio2_portN_ctrl2_set(i, 0x1060014u);
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}
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sio2_regN_set(0, 0x1C0740u);
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sio2_regN_set(1, 0);
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inoutbuf[0] = 0x61;
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inoutbuf[1] = 6;
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inoutbuf[2] = 3;
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for ( i = 3; i < (int)(sizeof(inoutbuf)); i += 1 )
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inoutbuf[i] = 0;
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for ( i = 0; i < (int)(sizeof(inoutbuf)); i += 1 )
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sio2_data_out(inoutbuf[i]);
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sio2_ctrl_set(0xB1u);
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while ( !((sio2_stat6c_get() >> 12) & 1) )
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;
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for ( i = 0; i < 7; i += 1 )
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sio2_data_in();
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sio2_ctrl_set(0xCu);
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for ( i = 0; i < 4; i += 1 )
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{
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sio2_portN_ctrl1_set(i, 0xC0C0050F);
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sio2_portN_ctrl2_set(i, 0x1060014u);
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}
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sio2_regN_set(0, 0x1C0741u);
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sio2_regN_set(1, 0);
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inoutbuf[0] = 0x61;
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inoutbuf[1] = 6;
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inoutbuf[2] = 3;
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for ( i = 3; i < (int)(sizeof(inoutbuf)); i += 1 )
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inoutbuf[i] = 0;
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for ( i = 0; i < (int)(sizeof(inoutbuf)); i += 1 )
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sio2_data_out(inoutbuf[i]);
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sio2_ctrl_set(0xB1u);
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while ( !((sio2_stat6c_get() >> 12) & 1) )
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;
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for ( i = 0; i < 7; i += 1 )
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sio2_data_in();
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sio2_ctrl_set(0xCu);
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sio2_ctrl_set(ctrl_save & ~1);
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printf("rmreset end\n");
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return MODULE_NO_RESIDENT_END;
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}

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