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Give access to N3DS extended memory regions

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d0k3 2016-04-22 15:48:57 +02:00
parent 10a9cba119
commit 712f06789a
2 changed files with 11 additions and 3 deletions
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8
source/nand/virtual.c
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@ -7,6 +7,7 @@
#define VFLAG_ON_NO3DS NAND_TYPE_NO3DS #define VFLAG_ON_NO3DS NAND_TYPE_NO3DS
#define VFLAG_ON_NAND (VFLAG_ON_O3DS | VFLAG_ON_N3DS | VFLAG_ON_NO3DS) #define VFLAG_ON_NAND (VFLAG_ON_O3DS | VFLAG_ON_N3DS | VFLAG_ON_NO3DS)
#define VFLAG_ON_MEMORY VRT_MEMORY #define VFLAG_ON_MEMORY VRT_MEMORY
#define VFLAG_N3DS_ONLY (1<<30)
#define VFLAG_NAND_SIZE (1<<31) #define VFLAG_NAND_SIZE (1<<31)
// see: http://3dbrew.org/wiki/Flash_Filesystem#NAND_structure // see: http://3dbrew.org/wiki/Flash_Filesystem#NAND_structure
@ -29,12 +30,15 @@ VirtualFile virtualFileTemplates[] = {
{ "sector0x96.bin" , 0x00012C00, 0x00000200, 0xFF, VFLAG_ON_NAND }, { "sector0x96.bin" , 0x00012C00, 0x00000200, 0xFF, VFLAG_ON_NAND },
{ "nand_hdr.bin" , 0x00000000, 0x00000200, 0xFF, VFLAG_ON_NAND }, { "nand_hdr.bin" , 0x00000000, 0x00000200, 0xFF, VFLAG_ON_NAND },
{ "itcm.mem" , 0x01FF8000, 0x00008000, 0xFF, VFLAG_ON_MEMORY }, { "itcm.mem" , 0x01FF8000, 0x00008000, 0xFF, VFLAG_ON_MEMORY },
{ "arm9internal.mem" , 0x08000000, 0x00100000, 0xFF, VFLAG_ON_MEMORY }, { "arm9.mem" , 0x08000000, 0x00100000, 0xFF, VFLAG_ON_MEMORY },
{ "arm9ext.mem" , 0x08010000, 0x00100000, 0xFF, VFLAG_ON_MEMORY | VFLAG_N3DS_ONLY },
{ "vram.mem" , 0x18000000, 0x00600000, 0xFF, VFLAG_ON_MEMORY }, { "vram.mem" , 0x18000000, 0x00600000, 0xFF, VFLAG_ON_MEMORY },
{ "dsp.mem" , 0x1FF00000, 0x00080000, 0xFF, VFLAG_ON_MEMORY }, { "dsp.mem" , 0x1FF00000, 0x00080000, 0xFF, VFLAG_ON_MEMORY },
{ "axiwram.mem" , 0x1FF80000, 0x00080000, 0xFF, VFLAG_ON_MEMORY }, { "axiwram.mem" , 0x1FF80000, 0x00080000, 0xFF, VFLAG_ON_MEMORY },
{ "fcram.mem" , 0x20000000, 0x08000000, 0xFF, VFLAG_ON_MEMORY }, { "fcram.mem" , 0x20000000, 0x08000000, 0xFF, VFLAG_ON_MEMORY },
{ "fcramext.mem" , 0x28000000, 0x08000000, 0xFF, VFLAG_ON_MEMORY | VFLAG_N3DS_ONLY },
{ "dtcm.mem" , 0x30008000, 0x00004000, 0xFF, VFLAG_ON_MEMORY }, { "dtcm.mem" , 0x30008000, 0x00004000, 0xFF, VFLAG_ON_MEMORY },
// { "bootrom.mem" , 0xFFFF0000, 0x00010000, 0xFF, VFLAG_ON_MEMORY },
{ "bootrom_unp.mem" , 0xFFFF0000, 0x00008000, 0xFF, VFLAG_ON_MEMORY } { "bootrom_unp.mem" , 0xFFFF0000, 0x00008000, 0xFF, VFLAG_ON_MEMORY }
}; };
@ -95,6 +99,8 @@ bool FindVirtualFile(VirtualFile* vfile, const char* path, u32 size)
// process special flags // process special flags
if ((vfile->keyslot == 0x05) && !CheckSlot0x05Crypto()) if ((vfile->keyslot == 0x05) && !CheckSlot0x05Crypto())
return false; // keyslot 0x05 not properly set up return false; // keyslot 0x05 not properly set up
if ((vfile->flags & VFLAG_N3DS_ONLY) && (GetUnitPlatform() != PLATFORM_N3DS))
return false; // this is not on O3DS consoles
if (vfile->flags & VFLAG_NAND_SIZE) { if (vfile->flags & VFLAG_NAND_SIZE) {
if ((virtual_src != NAND_SYSNAND) && (GetNandSizeSectors(NAND_SYSNAND) != GetNandSizeSectors(virtual_src))) if ((virtual_src != NAND_SYSNAND) && (GetNandSizeSectors(NAND_SYSNAND) != GetNandSizeSectors(virtual_src)))
return false; // EmuNAND/IMGNAND is too small return false; // EmuNAND/IMGNAND is too small

6
source/nand/virtual.h
View File

@ -8,11 +8,13 @@
#define VRT_IMGNAND NAND_IMGNAND #define VRT_IMGNAND NAND_IMGNAND
#define VRT_MEMORY (1<<10) #define VRT_MEMORY (1<<10)
#define VFLAG_EXT_A9LH_AREA (1<<20)
static const char* virtualFileList[] = { // must have a match in virtualFileTemplates[] static const char* virtualFileList[] = { // must have a match in virtualFileTemplates[]
"twln.bin", "twlp.bin", "agbsave.bin", "firm0.bin", "firm1.bin", "ctrnand_fat.bin", "twln.bin", "twlp.bin", "agbsave.bin", "firm0.bin", "firm1.bin", "ctrnand_fat.bin",
"ctrnand_full.bin", "nand.bin", "nand_minsize.bin", "nand_hdr.bin", "sector0x96.bin", "ctrnand_full.bin", "nand.bin", "nand_minsize.bin", "nand_hdr.bin", "sector0x96.bin",
"itcm.mem", "arm9internal.mem", "vram.mem", "dsp.mem", "axiwram.mem", "fcram.mem", "itcm.mem", "arm9.mem", "arm9ext.mem", "vram.mem", "dsp.mem", "axiwram.mem",
"dtcm.mem", "bootrom_unp.mem" "fcram.mem", "fcramext.mem", "dtcm.mem", "bootrom_unp.mem"
}; };
static const u32 virtualFileList_size = sizeof(virtualFileList) / sizeof(char*); static const u32 virtualFileList_size = sizeof(virtualFileList) / sizeof(char*);