mirror of
https://github.com/InvisibleUp/uvmac.git
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96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
/*
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Replacement for .Sony driver
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68k machine code, compiled from mydriver.a
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Included in the resource file for WIN32 builds
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*/
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#include <stdint.h>
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#ifdef _WINDOWS
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#include <windows.h>
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#endif
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#include "incbin/incbin.h"
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#include "EMCONFIG.h"
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#include "GLOBGLUE.h"
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#include "UTIL/ENDIANAC.h"
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#include "UI/MYOSGLUE.h"
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#include "PATCHES/SONYDRV.h"
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#include "PATCHES/SCRNHACK.h"
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// Include binaries
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#ifndef _WINDOWS
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INCBIN(SonyDriver, "SONYDRV.bin");
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INCBIN(SonyIcon, "SONYICO.bin");
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#endif
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void Sony_LoadDriver(uint8_t *pto, int *size)
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{
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#if defined(gSonyDriverData)
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memcpy(pto, gSonyDriverData, gSonyDriverSize);
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*size = gSonyDriverSize;
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#elif defined(_WINDOWS)
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HRSRC hDrvInfo = FindResource(NULL, "SONY_DRV", RT_RCDATA);
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HGLOBAL hDrv = LoadResource(NULL, hDrvInfo);
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DWORD sDrv = SizeofResource(NULL, hDrvInfo);
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void *pDrv = LockResource(hDrv);
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memcpy(pto, pDrv, sDrv);
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*size = sDrv;
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#else
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#error("Unsupported platform/compiler")
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#endif
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}
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void Sony_LoadIcon(uint8_t *pto)
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{
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disk_icon_addr = (pto - ROM) + kROM_Base;
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#if defined(gSonyIconData)
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memcpy(pto, gSonyIcon, gSonyIconSize;
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pto += sizeof(gSonyIconSize);
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#elif defined(_WINDOWS)
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HRSRC hIcoInfo = FindResource(NULL, "SONY_ICO", RT_RCDATA);
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HGLOBAL hIco = LoadResource(NULL, hIcoInfo);
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DWORD sIco = SizeofResource(NULL, hIcoInfo);
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void *pIco = LockResource(hIco);
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memcpy(pto, pIco, sIco);
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pto += sizeof(sIco);
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#else
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#error("Unsupported platform/compiler")
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#endif
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}
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void Sony_TwiggyPatch(uint8_t *pto)
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{
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if (CurEmMd == kEmMd_Twiggy || CurEmMd == kEmMd_Twig43) {
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/* 'Disk' instead of 'Sony' */
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do_put_mem_long(pto + 0x14, 0x4469736B);
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if (CurEmMd == kEmMd_Twig43) {
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do_put_mem_word(pto + 0xEA, 0x0C8A);
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} else {
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do_put_mem_word(pto + 0xEA, 0x0B74);
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}
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}
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}
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void Sony_CallPatch(uint8_t *pto, int drvSize)
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{
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pto += drvSize;
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do_put_mem_word(pto, kcom_callcheck);
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pto += 2;
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do_put_mem_word(pto, kExtnSony);
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pto += 2;
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do_put_mem_long(pto, kExtn_Block_Base); /* pokeaddr */
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pto += 4;
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}
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void Sony_Install(void)
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{
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uint8_t * pto = Sony_DriverBase + ROM;
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int drvSize = 0;
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if (!UseSonyPatch) { return; }
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Sony_LoadDriver(pto, &drvSize);
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Sony_TwiggyPatch(pto);
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Sony_CallPatch(pto, drvSize);
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Sony_LoadIcon(pto);
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// yeah this sucks but it's so awful and intertwined that i have no choice
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ScreenHack_Install(pto);
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}
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