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https://github.com/modmii/SysCheck-ModMii-Edition.git
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90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
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/*-------------------------------------------------------------
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iosreload.c -- IOS control
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Copyright (C) 2008
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Michael Wiedenbauer (shagkur)
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Dave Murphy (WinterMute)
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Hector Martin (marcan)
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JoostinOnline
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any
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damages arising from the use of this software.
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Permission is granted to anyone to use this software for any
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purpose, including commercial applications, and to alter it and
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redistribute it freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you
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must not claim that you wrote the original software. If you use
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this software in a product, an acknowledgment in the product
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documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and
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must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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-------------------------------------------------------------*/
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// This is just stripped down code from ios.c.
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// I didn't do any extra work, I'm just making it faster for this one situation
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#include <stdio.h>
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#include <malloc.h>
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#include <ogc/machine/asm.h>
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#include <ogc/machine/processor.h>
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#include <ogc/cache.h>
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#include <ogc/ipc.h>
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#include <ogc/stm.h>
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#include <ogc/es.h>
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#include <ogc/ios.h>
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#include <ogc/irq.h>
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#define MAX_IPC_RETRIES 400
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extern void udelay(int us);
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void ReloadIOS(int version) {
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__STM_Close();
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u32 numviews;
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u64 titleID = 0x100000000LL;
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raw_irq_handler_t irq_handler;
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u32 counter;
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STACK_ALIGN(tikview,views,4,32);
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titleID |= version;
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ES_GetNumTicketViews(titleID, &numviews);
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ES_GetTicketViews(titleID, views, numviews);
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write32(0x80003140, 0);
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ES_LaunchTitleBackground(titleID, &views[0]);
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__ES_Reset();
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// Mask IPC IRQ while we're busy reloading
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__MaskIrq(IRQ_PI_ACR);
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irq_handler = IRQ_Free(IRQ_PI_ACR);
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while ((read32(0x80003140) >> 16) == 0)
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udelay(1000);
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for (counter = 0; !(read32(0x0d000004) & 2); counter++) {
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udelay(1000);
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if (counter >= MAX_IPC_RETRIES)
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break;
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}
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IRQ_Request(IRQ_PI_ACR, irq_handler, NULL);
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__UnmaskIrq(IRQ_PI_ACR);
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__IPC_Reinitialize();
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__ES_Init();
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__STM_Init();
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}
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