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BIOS: Add Type 2 fastboot patch (PS2)

This commit is contained in:
Stenzek 2024-08-13 14:47:39 +10:00
parent cbbfc2f11a
commit e96320daf0
No known key found for this signature in database
3 changed files with 174 additions and 136 deletions
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291
src/core/bios.cpp
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@ -4,6 +4,7 @@
#include "bios.h"
#include "cpu_disasm.h"
#include "host.h"
#include "mips_encoder.h"
#include "settings.h"
#include "common/assert.h"
@ -12,12 +13,12 @@
#include "common/log.h"
#include "common/md5_digest.h"
#include "common/path.h"
#include "common/string_util.h"
Log_SetChannel(BIOS);
namespace BIOS {
static const ImageInfo* GetInfoForHash(const std::span<u8> image, const ImageInfo::Hash& hash);
static void PatchBIOS(u8* image, u32 image_size, u32 address, u32 value, u32 mask = UINT32_C(0xFFFFFFFF));
static constexpr ImageInfo::Hash MakeHashFromString(const char str[])
{
@ -40,116 +41,117 @@ static constexpr ImageInfo::Hash MakeHashFromString(const char str[])
// clang-format off
static constexpr const ImageInfo s_image_info_by_hash[] = {
{"SCPH-1000, DTL-H1000 (v1.0)", ConsoleRegion::NTSC_J, MakeHashFromString("239665b1a3dade1b5a52c06338011044"), true},
{"SCPH-1001, 5003, DTL-H1201, H3001 (v2.2 12-04-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("924e392ed05558ffdb115408c263dccf"), true},
{"SCPH-1002, DTL-H1002 (v2.0 05-10-95 E)", ConsoleRegion::PAL, MakeHashFromString("54847e693405ffeb0359c6287434cbef"), true},
{"SCPH-1002, DTL-H1102 (v2.1 07-17-95 E)", ConsoleRegion::PAL, MakeHashFromString("417b34706319da7cf001e76e40136c23"), true},
{"SCPH-1002, DTL-H1202, H3002 (v2.2 12-04-95 E)", ConsoleRegion::PAL, MakeHashFromString("e2110b8a2b97a8e0b857a45d32f7e187"), true},
{"DTL-H1100 (v2.2 03-06-96 D)", ConsoleRegion::NTSC_J, MakeHashFromString("ca5cfc321f916756e3f0effbfaeba13b"), true},
{"SCPH-3000, DTL-H1000H (v1.1 01-22-95)", ConsoleRegion::NTSC_J, MakeHashFromString("849515939161e62f6b866f6853006780"), true},
{"SCPH-1001, DTL-H1001 (v2.0 05-07-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("dc2b9bf8da62ec93e868cfd29f0d067d"), true},
{"SCPH-3500 (v2.1 07-17-95 J)", ConsoleRegion::NTSC_J, MakeHashFromString("cba733ceeff5aef5c32254f1d617fa62"), true},
{"SCPH-1001, DTL-H1101 (v2.1 07-17-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("da27e8b6dab242d8f91a9b25d80c63b8"), true},
{"SCPH-5000, DTL-H1200, H3000 (v2.2 12-04-95 J)", ConsoleRegion::NTSC_J, MakeHashFromString("57a06303dfa9cf9351222dfcbb4a29d9"), true},
{"SCPH-5500 (v3.0 09-09-96 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8dd7d5296a650fac7319bce665a6a53c"), true},
{"SCPH-5501, 5503, 7003 (v3.0 11-18-96 A)", ConsoleRegion::NTSC_U, MakeHashFromString("490f666e1afb15b7362b406ed1cea246"), true},
{"SCPH-5502, 5552 (v3.0 01-06-97 E)", ConsoleRegion::PAL, MakeHashFromString("32736f17079d0b2b7024407c39bd3050"), true},
{"SCPH-7000, 7500, 9000 (v4.0 08-18-97 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8e4c14f567745eff2f0408c8129f72a6"), true},
{"SCPH-7000W (v4.1 11-14-97 A)", ConsoleRegion::NTSC_J, MakeHashFromString("b84be139db3ee6cbd075630aa20a6553"), true},
{"SCPH-7001, 7501, 7503, 9001, 9003, 9903 (v4.1 12-16-97 A)", ConsoleRegion::NTSC_U, MakeHashFromString("1e68c231d0896b7eadcad1d7d8e76129"), true},
{"SCPH-7002, 7502, 9002 (v4.1 12-16-97 E)", ConsoleRegion::PAL, MakeHashFromString("b9d9a0286c33dc6b7237bb13cd46fdee"), true},
{"SCPH-100 (v4.3 03-11-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8abc1b549a4a80954addc48ef02c4521"), true},
{"SCPH-101 (v4.4 03-24-00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("9a09ab7e49b422c007e6d54d7c49b965"), true},
{"SCPH-101 (v4.5 05-25-00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("6e3735ff4c7dc899ee98981385f6f3d0"), true},
{"SCPH-102 (v4.4 03-24-00 E)", ConsoleRegion::PAL, MakeHashFromString("b10f5e0e3d9eb60e5159690680b1e774"), true},
{"SCPH-102 (v4.5 05-25-00 E)", ConsoleRegion::PAL, MakeHashFromString("de93caec13d1a141a40a79f5c86168d6"), true},
{"SCPH-1000R (v4.5 05-25-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("476d68a94ccec3b9c8303bbd1daf2810"), true},
{"PS2, SCPH-18000 (v5.0 10-27-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("d8f485717a5237285e4d7c5f881b7f32"), true},
{"PS2, SCPH-30003 (v5.0 09-02-00 E)", ConsoleRegion::PAL, MakeHashFromString("71f50ef4f4e17c163c78908e16244f7d"), true},
{"PS2, DTL-H10000 (v5.0 01/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("32f2e4d5ff5ee11072a6bc45530f5765"), true},
{"PS2, SCPH-10000 (v5.0 01/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("acf4730ceb38ac9d8c7d8e21f2614600"), true},
{"PS2, DTL-H10000 (v5.0 02/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("acf9968c8f596d2b15f42272082513d1"), true},
{"PS2, SCPH-10000/SCPH-15000 (v5.0 02/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("b1459d7446c69e3e97e6ace3ae23dd1c"), true},
{"PS2, DTL-H10000 (v5.0 02/24/00 T)", ConsoleRegion::Auto, MakeHashFromString("d3f1853a16c2ec18f3cd1ae655213308"), true},
{"PS2, DTL-H30001 (v5.0 07/27/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("63e6fd9b3c72e0d7b920e80cf76645cd"), true},
{"PS2, SCPH-30001 (v5.0 07/27/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("a20c97c02210f16678ca3010127caf36"), true},
{"PS2, SCPH-30001 (v5.0 09/02/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8db2fbbac7413bf3e7154c1e0715e565"), true},
{"PS2, DTL-H30002 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("91c87cb2f2eb6ce529a2360f80ce2457"), true},
{"PS2, DTL-H30102 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("3016b3dd42148a67e2c048595ca4d7ce"), true},
{"PS2, SCPH-30002/SCPH-30003/SCPH-30004 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("b7fa11e87d51752a98b38e3e691cbf17"), true},
{"PS2, SCPH-18000 (GH-003) (v5.0 10/27/00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("f63bc530bd7ad7c026fcd6f7bd0d9525"), true},
{"PS2, SCPH-18000 (GH-008) (v5.0 10/27/00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("cee06bd68c333fc5768244eae77e4495"), true},
{"PS2, DTL-H30101 (v5.0 12/28/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("0bf988e9c7aaa4c051805b0fa6eb3387"), true},
{"PS2, SCPH-30001/SCPH-35001 (v5.0 12/28/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8accc3c49ac45f5ae2c5db0adc854633"), true},
{"PS2, DTL-H30102 (v5.0 12/28/00 E)", ConsoleRegion::PAL, MakeHashFromString("6f9a6feb749f0533aaae2cc45090b0ed"), true},
{"PS2, SCPH-30002/SCPH-30003/SCPH-30004/SCHP-35002/SCPH-35003/SCPH-35004 (v5.0 12/28/00 E)", ConsoleRegion::PAL, MakeHashFromString("838544f12de9b0abc90811279ee223c8"), true},
{"PS2, DTL-H30000 (v5.0 01/18/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("bb6bbc850458fff08af30e969ffd0175"), true},
{"PS2, SCPH-30000/SCPH-35000 (v5.0 01/18/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("815ac991d8bc3b364696bead3457de7d"), true},
{"PS2, SCPH-30001R (v5.0 04/27/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("b107b5710042abe887c0f6175f6e94bb"), true},
{"PS2, SCPH-30000 (v5.0 04/27/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("ab55cceea548303c22c72570cfd4dd71"), true},
{"PS2, SCPH-30001R (v5.0 07/04/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("18bcaadb9ff74ed3add26cdf709fff2e"), true},
{"PS2, SCPH-30002R/SCPH-30003R/SCPH-30004R (v5.0 07/04/01 E)", ConsoleRegion::PAL, MakeHashFromString("491209dd815ceee9de02dbbc408c06d6"), true},
{"PS2, SCPH-30001R (v5.0 10/04/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("7200a03d51cacc4c14fcdfdbc4898431"), true},
{"PS2, SCPH-30002R/SCPH-30003R/SCPH-30004R (v5.0 10/04/01 E)", ConsoleRegion::PAL, MakeHashFromString("8359638e857c8bc18c3c18ac17d9cc3c"), true},
{"PS2, SCPH-30005R/SCPH-30006R/SCPH-30007R (v5.0 07/30/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("352d2ff9b3f68be7e6fa7e6dd8389346"), true},
{"PS2, SCPH-39001 (v5.0 02/07/02 A)", ConsoleRegion::NTSC_U, MakeHashFromString("d5ce2c7d119f563ce04bc04dbc3a323e"), true},
{"PS2, SCPH-39002/SCPH-39003/SCPH-39004 (v5.0 03/19/02 E)", ConsoleRegion::PAL, MakeHashFromString("0d2228e6fd4fb639c9c39d077a9ec10c"), true},
{"PS2, SCPH-37000/SCPH-39000 (v5.0 04/26/02 J)", ConsoleRegion::NTSC_J, MakeHashFromString("72da56fccb8fcd77bba16d1b6f479914"), true},
{"PS2, SCPH-39008 (v5.0 04/26/02 E)", ConsoleRegion::PAL, MakeHashFromString("5b1f47fbeb277c6be2fccdd6344ff2fd"), true},
{"PS2, SCPH-39005/SCPH-39006/SCPH-39007 (v5.0 04/26/02 J)", ConsoleRegion::NTSC_J, MakeHashFromString("315a4003535dfda689752cb25f24785c"), true},
{"PS2, DTL-H50000 (v5.0 02/06/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("54ecde087258557e2ddb5c3ddb004028"), true},
{"PS2, SCPH-50000/SCPH-55000 (v5.0 02/06/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("312ad4816c232a9606e56f946bc0678a"), true},
{"PS2, DTL-H50002 (v5.0 02/27/03 E)", ConsoleRegion::PAL, MakeHashFromString("666018ffec65c5c7e04796081295c6c7"), true},
{"PS2, SCPH-50002/SCPH-50003/SCPH-50004 (v5.0 02/27/03 E)", ConsoleRegion::PAL, MakeHashFromString("6e69920fa6eef8522a1d688a11e41bc6"), true},
{"PS2, DTL-H50001 (v5.0 03/25/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("eb960de68f0c0f7f9fa083e9f79d0360"), true},
{"PS2, SCPH-50001 (v5.0 03/25/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8aa12ce243210128c5074552d3b86251"), true},
{"PS2, DTL-H50009 (v5.0 02/24/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("240d4c5ddd4b54069bdc4a3cd2faf99d"), true},
{"PS2, DESR-5000/DESR-5100/DESR-7000/DESR-7100 (v5.0 10/28/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1c6cd089e6c83da618fbf2a081eb4888"), true},
{"PS2, SCPH-55000 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("463d87789c555a4a7604e97d7db545d1"), true},
{"PS2, DTL-H50001 (v5.0 06/23/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("ab9d49ad40ae49f19856ad187777b1b3"), true},
{"PS2, SCPH-50001/SCPH-50010 (v5.0 06/23/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("35461cecaa51712b300b2d6798825048"), true},
{"PS2, SCPH-50002/SCPH-50003/SCPH-50004 (v5.0 06/23/03 E)", ConsoleRegion::PAL, MakeHashFromString("bd6415094e1ce9e05daabe85de807666"), true},
{"PS2, SCPH-50006/SCPH-50007 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("2e70ad008d4ec8549aada8002fdf42fb"), true},
{"PS2, SCPH-50005 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("50d5b97b57d8c9b6534adcb46c2027d4"), true},
{"PS2, SCPH-50008 (v5.0 06/23/03 E)", ConsoleRegion::PAL, MakeHashFromString("b53d51edc7fc086685e31b811dc32aad"), true},
{"PS2, SCPH-50009 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1b6e631b536247756287b916f9396872"), true},
{"PS2, SCPH-50000 (v5.0 08/22/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("00da1b177096cfd2532c8fa22b43e667"), true},
{"PS2, SCPH-50004 (v5.0 08/22/03 E)", ConsoleRegion::PAL, MakeHashFromString("afde410bd026c16be605a1ae4bd651fd"), true},
{"PS2, SCPH-50011 (v5.0 03/29/04 A)", ConsoleRegion::NTSC_U, MakeHashFromString("81f4336c1de607dd0865011c0447052e"), true},
{"PS2, SCPH-70000 (v5.0 06/14/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("0eee5d1c779aa50e94edd168b4ebf42e"), true},
{"PS2, SCPH-70001/SCPH-70011/SCPH-70012 (v5.0 06/14/04 A)", ConsoleRegion::NTSC_U, MakeHashFromString("d333558cc14561c1fdc334c75d5f37b7"), true},
{"PS2, SCPH-70002/SCPH-70003/SCPH-70004/SCPH-70008 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("dc752f160044f2ed5fc1f4964db2a095"), true},
{"PS2, SCPH-70002 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("7ebb4fc5eab6f79a27d76ac9aad392b2"), true},
{"PS2, DTL-H70002 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("63ead1d74893bf7f36880af81f68a82d"), true},
{"PS2, SCPH-70005/SCPH-70006/SCPH-70007 (v5.0 06/14/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("3e3e030c0f600442fa05b94f87a1e238"), true},
{"PS2, DESR-5500/DESR-5700/DESR-7500/DESR-7700 (v5.0 09/17/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1ad977bb539fc9448a08ab276a836bbc"), true},
{"PS2, DTL-H75000 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("bf0078ba5e19d57eae18047407f3b6e5"), true},
{"PS2, SCPH-75000 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("eb4f40fcf4911ede39c1bbfe91e7a89a"), true},
{"PS2, DTL-H75000A (v5.0 06/20/05 A)", ConsoleRegion::NTSC_U, MakeHashFromString("9959ad7a8685cad66206e7752ca23f8b"), true},
{"PS2, SCPH-75001/SCPH-75010 (v5.0 06/20/05 A)", ConsoleRegion::NTSC_U, MakeHashFromString("929a14baca1776b00869f983aa6e14d2"), true},
{"PS2, SCPH-75002/SCPH-75003/SCPH-75004/SCPH-75008 (v5.0 06/20/05 E)", ConsoleRegion::PAL, MakeHashFromString("573f7d4a430c32b3cc0fd0c41e104bbd"), true},
{"PS2, SCPH-75006 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("df63a604e8bff5b0599bd1a6c2721bd0"), true},
{"PS2, SCPH-77000 (v5.0 02/10/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5b1ba4bb914406fae75ab8e38901684d"), true},
{"PS2, SCPH-77001/SCPH-77010 (v5.0 02/10/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("cb801b7920a7d536ba07b6534d2433ca"), true},
{"PS2, SCPH-77002/SCPH-77003/SCPH-77004/SCPH-77008 (v5.0 02/10/06 E)", ConsoleRegion::PAL, MakeHashFromString("af60e6d1a939019d55e5b330d24b1c25"), true},
{"PS2, SCPH-77006/SCPH-77007 (v5.0 02/10/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("549a66d0c698635ca9fa3ab012da7129"), true},
{"PS2, DTL-H90000 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5e2014472c88f74f7547d8c2c60eca45"), true},
{"PS2, SCPH-79000/SCPH-90000 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5de9d0d730ff1e7ad122806335332524"), true},
{"PS2, DTL-H90000 (v5.0 09/05/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("21fe4cad111f7dc0f9af29477057f88d"), true},
{"PS2, SCPH-79001/SCPH-79010/SCPH-90001 (v5.0 09/05/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("40c11c063b3b9409aa5e4058e984e30c"), true},
{"PS2, SCPH-79002/SCPH-79003/SCPH-79004/SCPH-79008/SCPH-90002/SCPH-90003/SCPH-90004 (v5.0 09/05/06 E)", ConsoleRegion::PAL, MakeHashFromString("80bbb237a6af9c611df43b16b930b683"), true},
{"PS2, SCPH-79006/SCPH-79007/SCPH-90006/SCPH-90007 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("c37bce95d32b2be480f87dd32704e664"), true},
{"PS2, SCPH-90000 (v5.0 02/20/08 J)", ConsoleRegion::NTSC_J, MakeHashFromString("80ac46fa7e77b8ab4366e86948e54f83"), true},
{"PS2, SCPH-90001/SCPH-90010 (v5.0 02/20/08 A)", ConsoleRegion::NTSC_U, MakeHashFromString("21038400dc633070a78ad53090c53017"), true},
{"PS2, SCPH-90002/SCPH-90003/SCPH-90004/SCPH-90008 (v5.0 02/20/08 E)", ConsoleRegion::PAL, MakeHashFromString("dc69f0643a3030aaa4797501b483d6c4"), true},
{"PS2, SCPH-90005/SCPH-90006/SCPH-90007 (v5.0 02/20/08 J)", ConsoleRegion::NTSC_J, MakeHashFromString("30d56e79d89fbddf10938fa67fe3f34e"), true},
{"PS2, KDL-22PX300 (v5.0 04/15/10 E)", ConsoleRegion::PAL, MakeHashFromString("93ea3bcee4252627919175ff1b16a1d9"), true},
{"SCPH-1000, DTL-H1000 (v1.0)", ConsoleRegion::NTSC_J, MakeHashFromString("239665b1a3dade1b5a52c06338011044"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1001, 5003, DTL-H1201, H3001 (v2.2 12-04-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("924e392ed05558ffdb115408c263dccf"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1002, DTL-H1002 (v2.0 05-10-95 E)", ConsoleRegion::PAL, MakeHashFromString("54847e693405ffeb0359c6287434cbef"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1002, DTL-H1102 (v2.1 07-17-95 E)", ConsoleRegion::PAL, MakeHashFromString("417b34706319da7cf001e76e40136c23"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1002, DTL-H1202, H3002 (v2.2 12-04-95 E)", ConsoleRegion::PAL, MakeHashFromString("e2110b8a2b97a8e0b857a45d32f7e187"), ImageInfo::FastBootPatch::Type1},
{"DTL-H1100 (v2.2 03-06-96 D)", ConsoleRegion::NTSC_J, MakeHashFromString("ca5cfc321f916756e3f0effbfaeba13b"), ImageInfo::FastBootPatch::Type1},
{"SCPH-3000, DTL-H1000H (v1.1 01-22-95)", ConsoleRegion::NTSC_J, MakeHashFromString("849515939161e62f6b866f6853006780"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1001, DTL-H1001 (v2.0 05-07-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("dc2b9bf8da62ec93e868cfd29f0d067d"), ImageInfo::FastBootPatch::Type1},
{"SCPH-3500 (v2.1 07-17-95 J)", ConsoleRegion::NTSC_J, MakeHashFromString("cba733ceeff5aef5c32254f1d617fa62"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1001, DTL-H1101 (v2.1 07-17-95 A)", ConsoleRegion::NTSC_U, MakeHashFromString("da27e8b6dab242d8f91a9b25d80c63b8"), ImageInfo::FastBootPatch::Type1},
{"SCPH-5000, DTL-H1200, H3000 (v2.2 12-04-95 J)", ConsoleRegion::NTSC_J, MakeHashFromString("57a06303dfa9cf9351222dfcbb4a29d9"), ImageInfo::FastBootPatch::Type1},
{"SCPH-5500 (v3.0 09-09-96 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8dd7d5296a650fac7319bce665a6a53c"), ImageInfo::FastBootPatch::Type1},
{"SCPH-5501, 5503, 7003 (v3.0 11-18-96 A)", ConsoleRegion::NTSC_U, MakeHashFromString("490f666e1afb15b7362b406ed1cea246"), ImageInfo::FastBootPatch::Type1},
{"SCPH-5502, 5552 (v3.0 01-06-97 E)", ConsoleRegion::PAL, MakeHashFromString("32736f17079d0b2b7024407c39bd3050"), ImageInfo::FastBootPatch::Type1},
{"SCPH-7000, 7500, 9000 (v4.0 08-18-97 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8e4c14f567745eff2f0408c8129f72a6"), ImageInfo::FastBootPatch::Type1},
{"SCPH-7000W (v4.1 11-14-97 A)", ConsoleRegion::NTSC_J, MakeHashFromString("b84be139db3ee6cbd075630aa20a6553"), ImageInfo::FastBootPatch::Type1},
{"SCPH-7001, 7501, 7503, 9001, 9003, 9903 (v4.1 12-16-97 A)", ConsoleRegion::NTSC_U, MakeHashFromString("1e68c231d0896b7eadcad1d7d8e76129"), ImageInfo::FastBootPatch::Type1},
{"SCPH-7002, 7502, 9002 (v4.1 12-16-97 E)", ConsoleRegion::PAL, MakeHashFromString("b9d9a0286c33dc6b7237bb13cd46fdee"), ImageInfo::FastBootPatch::Type1},
{"SCPH-100 (v4.3 03-11-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("8abc1b549a4a80954addc48ef02c4521"), ImageInfo::FastBootPatch::Type1},
{"SCPH-101 (v4.4 03-24-00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("9a09ab7e49b422c007e6d54d7c49b965"), ImageInfo::FastBootPatch::Type1},
{"SCPH-101 (v4.5 05-25-00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("6e3735ff4c7dc899ee98981385f6f3d0"), ImageInfo::FastBootPatch::Type1},
{"SCPH-102 (v4.4 03-24-00 E)", ConsoleRegion::PAL, MakeHashFromString("b10f5e0e3d9eb60e5159690680b1e774"), ImageInfo::FastBootPatch::Type1},
{"SCPH-102 (v4.5 05-25-00 E)", ConsoleRegion::PAL, MakeHashFromString("de93caec13d1a141a40a79f5c86168d6"), ImageInfo::FastBootPatch::Type1},
{"SCPH-1000R (v4.5 05-25-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("476d68a94ccec3b9c8303bbd1daf2810"), ImageInfo::FastBootPatch::Type1},
{"PS2, SCPH-18000 (v5.0 10-27-00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("d8f485717a5237285e4d7c5f881b7f32"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30003 (v5.0 09-02-00 E)", ConsoleRegion::PAL, MakeHashFromString("71f50ef4f4e17c163c78908e16244f7d"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H10000 (v5.0 01/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("32f2e4d5ff5ee11072a6bc45530f5765"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-10000 (v5.0 01/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("acf4730ceb38ac9d8c7d8e21f2614600"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H10000 (v5.0 02/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("acf9968c8f596d2b15f42272082513d1"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-10000/SCPH-15000 (v5.0 02/17/00 T)", ConsoleRegion::Auto, MakeHashFromString("b1459d7446c69e3e97e6ace3ae23dd1c"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H10000 (v5.0 02/24/00 T)", ConsoleRegion::Auto, MakeHashFromString("d3f1853a16c2ec18f3cd1ae655213308"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30001 (v5.0 07/27/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("63e6fd9b3c72e0d7b920e80cf76645cd"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001 (v5.0 07/27/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("a20c97c02210f16678ca3010127caf36"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001 (v5.0 09/02/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8db2fbbac7413bf3e7154c1e0715e565"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30002 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("91c87cb2f2eb6ce529a2360f80ce2457"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30102 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("3016b3dd42148a67e2c048595ca4d7ce"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30002/SCPH-30003/SCPH-30004 (v5.0 09/02/00 E)", ConsoleRegion::PAL, MakeHashFromString("b7fa11e87d51752a98b38e3e691cbf17"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-18000 (GH-003) (v5.0 10/27/00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("f63bc530bd7ad7c026fcd6f7bd0d9525"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-18000 (GH-008) (v5.0 10/27/00 J)", ConsoleRegion::NTSC_J, MakeHashFromString("cee06bd68c333fc5768244eae77e4495"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30101 (v5.0 12/28/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("0bf988e9c7aaa4c051805b0fa6eb3387"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001/SCPH-35001 (v5.0 12/28/00 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8accc3c49ac45f5ae2c5db0adc854633"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30102 (v5.0 12/28/00 E)", ConsoleRegion::PAL, MakeHashFromString("6f9a6feb749f0533aaae2cc45090b0ed"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30002/SCPH-30003/SCPH-30004/SCHP-35002/SCPH-35003/SCPH-35004 (v5.0 12/28/00 E)", ConsoleRegion::PAL, MakeHashFromString("838544f12de9b0abc90811279ee223c8"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H30000 (v5.0 01/18/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("bb6bbc850458fff08af30e969ffd0175"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30000/SCPH-35000 (v5.0 01/18/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("815ac991d8bc3b364696bead3457de7d"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001R (v5.0 04/27/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("b107b5710042abe887c0f6175f6e94bb"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30000 (v5.0 04/27/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("ab55cceea548303c22c72570cfd4dd71"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001R (v5.0 07/04/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("18bcaadb9ff74ed3add26cdf709fff2e"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30002R/SCPH-30003R/SCPH-30004R (v5.0 07/04/01 E)", ConsoleRegion::PAL, MakeHashFromString("491209dd815ceee9de02dbbc408c06d6"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30001R (v5.0 10/04/01 A)", ConsoleRegion::NTSC_U, MakeHashFromString("7200a03d51cacc4c14fcdfdbc4898431"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30002R/SCPH-30003R/SCPH-30004R (v5.0 10/04/01 E)", ConsoleRegion::PAL, MakeHashFromString("8359638e857c8bc18c3c18ac17d9cc3c"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-30005R/SCPH-30006R/SCPH-30007R (v5.0 07/30/01 J)", ConsoleRegion::NTSC_J, MakeHashFromString("352d2ff9b3f68be7e6fa7e6dd8389346"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-39001 (v5.0 02/07/02 A)", ConsoleRegion::NTSC_U, MakeHashFromString("d5ce2c7d119f563ce04bc04dbc3a323e"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-39002/SCPH-39003/SCPH-39004 (v5.0 03/19/02 E)", ConsoleRegion::PAL, MakeHashFromString("0d2228e6fd4fb639c9c39d077a9ec10c"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-37000/SCPH-39000 (v5.0 04/26/02 J)", ConsoleRegion::NTSC_J, MakeHashFromString("72da56fccb8fcd77bba16d1b6f479914"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-39008 (v5.0 04/26/02 E)", ConsoleRegion::PAL, MakeHashFromString("5b1f47fbeb277c6be2fccdd6344ff2fd"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-39005/SCPH-39006/SCPH-39007 (v5.0 04/26/02 J)", ConsoleRegion::NTSC_J, MakeHashFromString("315a4003535dfda689752cb25f24785c"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H50000 (v5.0 02/06/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("54ecde087258557e2ddb5c3ddb004028"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50000/SCPH-55000 (v5.0 02/06/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("312ad4816c232a9606e56f946bc0678a"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H50002 (v5.0 02/27/03 E)", ConsoleRegion::PAL, MakeHashFromString("666018ffec65c5c7e04796081295c6c7"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50002/SCPH-50003/SCPH-50004 (v5.0 02/27/03 E)", ConsoleRegion::PAL, MakeHashFromString("6e69920fa6eef8522a1d688a11e41bc6"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H50001 (v5.0 03/25/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("eb960de68f0c0f7f9fa083e9f79d0360"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50001 (v5.0 03/25/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("8aa12ce243210128c5074552d3b86251"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H50009 (v5.0 02/24/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("240d4c5ddd4b54069bdc4a3cd2faf99d"), ImageInfo::FastBootPatch::Type2},
{"PS2, DESR-5000/DESR-5100/DESR-7000/DESR-7100 (v5.0 10/28/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1c6cd089e6c83da618fbf2a081eb4888"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-55000 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("463d87789c555a4a7604e97d7db545d1"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H50001 (v5.0 06/23/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("ab9d49ad40ae49f19856ad187777b1b3"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50001/SCPH-50010 (v5.0 06/23/03 A)", ConsoleRegion::NTSC_U, MakeHashFromString("35461cecaa51712b300b2d6798825048"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50002/SCPH-50003/SCPH-50004 (v5.0 06/23/03 E)", ConsoleRegion::PAL, MakeHashFromString("bd6415094e1ce9e05daabe85de807666"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50006/SCPH-50007 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("2e70ad008d4ec8549aada8002fdf42fb"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50005 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("50d5b97b57d8c9b6534adcb46c2027d4"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50008 (v5.0 06/23/03 E)", ConsoleRegion::PAL, MakeHashFromString("b53d51edc7fc086685e31b811dc32aad"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50009 (v5.0 06/23/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1b6e631b536247756287b916f9396872"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50000 (v5.0 08/22/03 J)", ConsoleRegion::NTSC_J, MakeHashFromString("00da1b177096cfd2532c8fa22b43e667"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50004 (v5.0 08/22/03 E)", ConsoleRegion::PAL, MakeHashFromString("afde410bd026c16be605a1ae4bd651fd"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-50011 (v5.0 03/29/04 A)", ConsoleRegion::NTSC_U, MakeHashFromString("81f4336c1de607dd0865011c0447052e"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-70000 (v5.0 06/14/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("0eee5d1c779aa50e94edd168b4ebf42e"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-70001/SCPH-70011/SCPH-70012 (v5.0 06/14/04 A)", ConsoleRegion::NTSC_U, MakeHashFromString("d333558cc14561c1fdc334c75d5f37b7"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-70002/SCPH-70003/SCPH-70004/SCPH-70008 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("dc752f160044f2ed5fc1f4964db2a095"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-70002 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("7ebb4fc5eab6f79a27d76ac9aad392b2"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H70002 (v5.0 06/14/04 E)", ConsoleRegion::PAL, MakeHashFromString("63ead1d74893bf7f36880af81f68a82d"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-70005/SCPH-70006/SCPH-70007 (v5.0 06/14/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("3e3e030c0f600442fa05b94f87a1e238"), ImageInfo::FastBootPatch::Type2},
{"PS2, DESR-5500/DESR-5700/DESR-7500/DESR-7700 (v5.0 09/17/04 J)", ConsoleRegion::NTSC_J, MakeHashFromString("1ad977bb539fc9448a08ab276a836bbc"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H75000 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("bf0078ba5e19d57eae18047407f3b6e5"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-75000 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("eb4f40fcf4911ede39c1bbfe91e7a89a"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H75000A (v5.0 06/20/05 A)", ConsoleRegion::NTSC_U, MakeHashFromString("9959ad7a8685cad66206e7752ca23f8b"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-75001/SCPH-75010 (v5.0 06/20/05 A)", ConsoleRegion::NTSC_U, MakeHashFromString("929a14baca1776b00869f983aa6e14d2"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-75002/SCPH-75003/SCPH-75004/SCPH-75008 (v5.0 06/20/05 E)", ConsoleRegion::PAL, MakeHashFromString("573f7d4a430c32b3cc0fd0c41e104bbd"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-75006 (v5.0 06/20/05 J)", ConsoleRegion::NTSC_J, MakeHashFromString("df63a604e8bff5b0599bd1a6c2721bd0"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-77000 (v5.0 02/10/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5b1ba4bb914406fae75ab8e38901684d"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-77001/SCPH-77010 (v5.0 02/10/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("cb801b7920a7d536ba07b6534d2433ca"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-77002/SCPH-77003/SCPH-77004/SCPH-77008 (v5.0 02/10/06 E)", ConsoleRegion::PAL, MakeHashFromString("af60e6d1a939019d55e5b330d24b1c25"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-77006/SCPH-77007 (v5.0 02/10/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("549a66d0c698635ca9fa3ab012da7129"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H90000 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5e2014472c88f74f7547d8c2c60eca45"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-79000/SCPH-90000 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("5de9d0d730ff1e7ad122806335332524"), ImageInfo::FastBootPatch::Type2},
{"PS2, DTL-H90000 (v5.0 09/05/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("21fe4cad111f7dc0f9af29477057f88d"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-79001/SCPH-79010/SCPH-90001 (v5.0 09/05/06 A)", ConsoleRegion::NTSC_U, MakeHashFromString("40c11c063b3b9409aa5e4058e984e30c"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-79002/SCPH-79003/SCPH-79004/SCPH-79008/SCPH-90002/SCPH-90003/SCPH-90004 (v5.0 09/05/06 E)", ConsoleRegion::PAL, MakeHashFromString("80bbb237a6af9c611df43b16b930b683"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-79006/SCPH-79007/SCPH-90006/SCPH-90007 (v5.0 09/05/06 J)", ConsoleRegion::NTSC_J, MakeHashFromString("c37bce95d32b2be480f87dd32704e664"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-90000 (v5.0 02/20/08 J)", ConsoleRegion::NTSC_J, MakeHashFromString("80ac46fa7e77b8ab4366e86948e54f83"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-90001/SCPH-90010 (v5.0 02/20/08 A)", ConsoleRegion::NTSC_U, MakeHashFromString("21038400dc633070a78ad53090c53017"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-90002/SCPH-90003/SCPH-90004/SCPH-90008 (v5.0 02/20/08 E)", ConsoleRegion::PAL, MakeHashFromString("dc69f0643a3030aaa4797501b483d6c4"), ImageInfo::FastBootPatch::Type2},
{"PS2, SCPH-90005/SCPH-90006/SCPH-90007 (v5.0 02/20/08 J)", ConsoleRegion::NTSC_J, MakeHashFromString("30d56e79d89fbddf10938fa67fe3f34e"), ImageInfo::FastBootPatch::Type2},
{"PS2, KDL-22PX300 (v5.0 04/15/10 E)", ConsoleRegion::PAL, MakeHashFromString("93ea3bcee4252627919175ff1b16a1d9"), ImageInfo::FastBootPatch::Type2},
};
// clang-format on
// OpenBIOS is separate, because there's no fixed hash for it. So just in case something collides with a hash of zero...
// which would be unlikely.
static constexpr const BIOS::ImageInfo s_openbios_info = {"OpenBIOS", ConsoleRegion::Auto, {}, false};
static constexpr const ImageInfo s_openbios_info = {
"OpenBIOS", ConsoleRegion::Auto, {}, ImageInfo::FastBootPatch::Unsupported};
static constexpr const char s_openbios_signature[] = {'O', 'p', 'e', 'n', 'B', 'I', 'O', 'S'};
static constexpr u32 s_openbios_signature_offset = 0x78;
@ -224,33 +226,60 @@ bool BIOS::IsValidBIOSForRegion(ConsoleRegion console_region, ConsoleRegion bios
return (console_region == ConsoleRegion::Auto || bios_region == ConsoleRegion::Auto || bios_region == console_region);
}
void BIOS::PatchBIOS(u8* image, u32 image_size, u32 address, u32 value, u32 mask /*= UINT32_C(0xFFFFFFFF)*/)
{
const u32 phys_address = address & UINT32_C(0x1FFFFFFF);
const u32 offset = phys_address - BIOS_BASE;
Assert(phys_address >= BIOS_BASE && (offset + sizeof(u32)) <= image_size);
u32 existing_value;
std::memcpy(&existing_value, &image[offset], sizeof(existing_value));
u32 new_value = (existing_value & ~mask) | value;
std::memcpy(&image[offset], &new_value, sizeof(new_value));
SmallString old_disasm, new_disasm;
CPU::DisassembleInstruction(&old_disasm, address, existing_value);
CPU::DisassembleInstruction(&new_disasm, address, new_value);
DEV_LOG("BIOS-Patch 0x{:08X} (+0x{:X}): 0x{:08X} {} -> {:08X} {}", address, offset, existing_value, old_disasm,
new_value, new_disasm);
}
bool BIOS::PatchBIOSFastBoot(u8* image, u32 image_size)
bool BIOS::PatchBIOSFastBoot(u8* image, u32 image_size, ImageInfo::FastBootPatch type)
{
// Replace the shell entry point with a return back to the bootstrap.
INFO_LOG("Patching BIOS to skip intro");
PatchBIOS(image, image_size, 0x1FC18000, 0x3C011F80); // lui at, 1f80
PatchBIOS(image, image_size, 0x1FC18004, 0x3C0A0300); // lui t2, 0300h
PatchBIOS(image, image_size, 0x1FC18008, 0xAC2A1814); // sw zero, 1814h(at) ; turn the display on
PatchBIOS(image, image_size, 0x1FC1800C, 0x03E00008); // jr ra
PatchBIOS(image, image_size, 0x1FC18010, 0x00000000); // nop
static constexpr const u32 shell_replacement[] = {
// lui at, 1f80
// lui t2, 0300h
// sw t2, 1814h(at) ; turn the display on
// jr ra
// nop
Mips::Encoder::lui(Mips::Encoder::Reg::AT, 0x1F80),
Mips::Encoder::lui(Mips::Encoder::Reg::T2, 0x0300),
Mips::Encoder::sw(Mips::Encoder::Reg::T2, 0x1814, Mips::Encoder::Reg::AT),
Mips::Encoder::jr(Mips::Encoder::Reg::RA),
Mips::Encoder::nop(),
};
// Type1/Type2 use the same shell replacement patch, but for historical reasons we replace the actual shell code for
// Type 1, and the routine that calls the decompressor for Part 2.
u32 patch_offset;
if (type == ImageInfo::FastBootPatch::Type1)
{
patch_offset = 0x18000;
INFO_LOG("Using Type 1 fast boot patch at offset 0x{:08X}.", patch_offset);
}
else if (type == ImageInfo::FastBootPatch::Type2)
{
static constexpr const char* search_pattern = "d8 ff bd 27" // add sp, sp, -28
"1c 00 bf af" // sw ra, 0xc(sp)
"28 00 a4 af" // sw a0, 0x28(sp)
"?? ?? 06 3c" // lui a2, 0xbfc6
"?? ?? c6 24" // addiu a2, -0x6bb8
"c0 bf 04 3c" // lui a0, 0xbfc0
"?? ?? ?? 0f"; // jal 0xbfc58720
constexpr u32 FALLBACK_OFFSET = 0x0FC52AFC;
const std::optional<size_t> offset =
StringUtil::BytePatternSearch(std::span<const u8>(image, image_size), search_pattern);
if (offset.has_value())
{
patch_offset = static_cast<u32>(offset.value());
VERBOSE_LOG("Found Type 2 pattern at offset 0x{:08X}", patch_offset);
}
else
{
patch_offset = FALLBACK_OFFSET;
WARNING_LOG("Failed to find Type 2 pattern in BIOS image. Using fallback offset of 0x{:08X}", patch_offset);
}
}
else [[unlikely]]
{
return false;
}
Assert((patch_offset + sizeof(shell_replacement)) <= image_size);
std::memcpy(image + patch_offset, shell_replacement, sizeof(shell_replacement));
return true;
}

13
src/core/bios.h
View File

@ -30,10 +30,19 @@ struct ImageInfo
static constexpr u32 HASH_SIZE = 16;
using Hash = std::array<u8, HASH_SIZE>;
enum class FastBootPatch : u8
{
Unsupported,
Type1,
Type2,
};
const char* description;
ConsoleRegion region;
Hash hash;
bool patch_compatible;
FastBootPatch fastboot_patch;
bool SupportsFastBoot() const { return (fastboot_patch != FastBootPatch::Unsupported); }
static TinyString GetHashString(const Hash& hash);
};
@ -70,7 +79,7 @@ std::optional<Image> LoadImageFromFile(const char* filename, Error* error);
bool IsValidBIOSForRegion(ConsoleRegion console_region, ConsoleRegion bios_region);
bool PatchBIOSFastBoot(u8* image, u32 image_size);
bool PatchBIOSFastBoot(u8* image, u32 image_size, ImageInfo::FastBootPatch type);
bool IsValidPSExeHeader(const PSEXEHeader& header, size_t file_size);
DiscRegion GetPSExeDiscRegion(const PSEXEHeader& header);

6
src/core/system.cpp
View File

@ -2438,7 +2438,7 @@ void System::ResetBootMode()
// Reset fast boot flag from settings.
const bool wants_fast_boot = (g_settings.bios_patch_fast_boot && CDROM::IsMediaPS1Disc() && s_bios_image_info &&
s_bios_image_info->patch_compatible);
s_bios_image_info->SupportsFastBoot());
const System::BootMode new_boot_mode = (s_state != System::State::Starting) ?
(wants_fast_boot ? System::BootMode::FastBoot : System::BootMode::FullBoot) :
s_boot_mode;
@ -2453,11 +2453,11 @@ void System::ResetBootMode()
s_boot_mode = new_boot_mode;
if (s_boot_mode == BootMode::FastBoot)
{
if (s_bios_image_info && s_bios_image_info->patch_compatible)
if (s_bios_image_info && s_bios_image_info->SupportsFastBoot())
{
// Patch BIOS, this sucks.
INFO_LOG("Patching BIOS for fast boot.");
BIOS::PatchBIOSFastBoot(Bus::g_bios, Bus::BIOS_SIZE);
BIOS::PatchBIOSFastBoot(Bus::g_bios, Bus::BIOS_SIZE, s_bios_image_info->fastboot_patch);
}
else
{