piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2025-07-21 21:31:00 -06:00
Code Issues Packages Projects Releases Wiki Activity

Fallback to FreeBIOS when BIOS files are not found. (v2) (#1174)

Browse Source 
* Fallback to FreeBIOS when BIOS files are not found.

* Add sources of drastic bios files.

* Move FreeBIOS/external BIOS choice to configuration option/checkbox.

* Fix indentation

Co-authored-by: Filippo Scognamiglio <flscogna@gmail.com>
Co-authored-by: Filippo Scognamiglio <filippo.scognamiglio@felgo.com>
This commit is contained in:
Adrian Siekierka
2021-10-02 12:06:22 +02:00
committed by GitHub
parent 243077722b
commit b7992cc084
14 changed files with 3065 additions and 93 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
src/NDS.cpp
View File

@ -34,6 +34,7 @@
#include "AREngine.h"
#include "Platform.h"
#include "NDSCart_SRAMManager.h"
#include "FreeBIOS.h"
#ifdef JIT_ENABLED
#include "ARMJIT.h"
@ -464,38 +465,46 @@ void Reset()
// DS BIOSes are always loaded, even in DSi mode
// we need them for DS-compatible mode
f = Platform::OpenLocalFile(Config::BIOS9Path, "rb");
if (!f)
if (Config::ExternalBIOSEnable)
{
printf("ARM9 BIOS not found\n");
f = Platform::OpenLocalFile(Config::BIOS9Path, "rb");
if (!f)
{
printf("ARM9 BIOS not found\n");
for (i = 0; i < 16; i++)
((u32*)ARM9BIOS)[i] = 0xE7FFDEFF;
for (i = 0; i < 16; i++)
((u32*)ARM9BIOS)[i] = 0xE7FFDEFF;
}
else
{
fseek(f, 0, SEEK_SET);
fread(ARM9BIOS, 0x1000, 1, f);
printf("ARM9 BIOS loaded\n");
fclose(f);
}
f = Platform::OpenLocalFile(Config::BIOS7Path, "rb");
if (!f)
{
printf("ARM7 BIOS not found\n");
for (i = 0; i < 16; i++)
((u32*)ARM7BIOS)[i] = 0xE7FFDEFF;
}
else
{
fseek(f, 0, SEEK_SET);
fread(ARM7BIOS, 0x4000, 1, f);
printf("ARM7 BIOS loaded\n");
fclose(f);
}
}
else
{
fseek(f, 0, SEEK_SET);
fread(ARM9BIOS, 0x1000, 1, f);
printf("ARM9 BIOS loaded\n");
fclose(f);
}
f = Platform::OpenLocalFile(Config::BIOS7Path, "rb");
if (!f)
{
printf("ARM7 BIOS not found\n");
for (i = 0; i < 16; i++)
((u32*)ARM7BIOS)[i] = 0xE7FFDEFF;
}
else
{
fseek(f, 0, SEEK_SET);
fread(ARM7BIOS, 0x4000, 1, f);
printf("ARM7 BIOS loaded\n");
fclose(f);
memcpy(ARM9BIOS, bios_arm9_bin, bios_arm9_bin_len);
memcpy(ARM7BIOS, bios_arm7_bin, bios_arm7_bin_len);
}
#ifdef JIT_ENABLED