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Reimplement/fix PRX patches

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Eladash 2021-02-08 17:04:50 +02:00 • committed by Ivan
parent 48296c2ba6
commit e26ae9899c
4 changed files with 56 additions and 60 deletions
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50
rpcs3/Emu/Cell/PPUModule.cpp
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@ -315,18 +315,18 @@ static void ppu_initialize_modules(ppu_linkage_info* link)
ppu_loader.trace("** &0x%08X: %s (size=0x%x, align=0x%x)", variable.first, variable.second.name, variable.second.size, variable.second.align);
// Allocate HLE variable
if (variable.second.size >= 4096 || variable.second.align >= 4096)
if (variable.second.size >= 0x10000 || variable.second.align >= 0x10000)
{
variable.second.addr = vm::alloc(variable.second.size, vm::main, std::max<u32>(variable.second.align, 0x10000));
}
else
{
const u32 next = utils::align(alloc_addr, variable.second.align);
const u32 end = next + variable.second.size;
const u32 end = next + variable.second.size - 1;
if (!next || (end >> 12 != alloc_addr >> 12))
if (!next || (end >> 16 != alloc_addr >> 16))
{
alloc_addr = vm::alloc(4096, vm::main);
alloc_addr = vm::alloc(0x10000, vm::main);
}
else
{
@ -773,12 +773,12 @@ static void ppu_check_patch_spu_images(const ppu_segment& seg)
for (const auto& prog : obj.progs)
{
// Apply the patch
applied += g_fxo->get<patch_engine>()->apply_with_ls_check(hash, (elf_header + prog.p_offset), prog.p_filesz, prog.p_vaddr);
applied += g_fxo->get<patch_engine>()->apply(hash, (elf_header + prog.p_offset), prog.p_filesz, prog.p_vaddr);
if (!Emu.GetTitleID().empty())
{
// Alternative patch
applied += g_fxo->get<patch_engine>()->apply_with_ls_check(Emu.GetTitleID() + '-' + hash, (elf_header + prog.p_offset), prog.p_filesz, prog.p_vaddr);
applied += g_fxo->get<patch_engine>()->apply(Emu.GetTitleID() + '-' + hash, (elf_header + prog.p_offset), prog.p_filesz, prog.p_vaddr);
}
}
@ -1084,21 +1084,33 @@ std::shared_ptr<lv2_prx> ppu_load_prx(const ppu_prx_object& elf, const std::stri
sha1_finish(&sha, prx->sha1);
// Format patch name
std::string hash("PRX-0000000000000000000000000000000000000000");
for (u32 i = 0; i < 20; i++)
{
constexpr auto pal = "0123456789abcdef";
hash[4 + i * 2] = pal[prx->sha1[i] >> 4];
hash[5 + i * 2] = pal[prx->sha1[i] & 15];
}
std::string hash = fmt::format("PRX-%s", fmt::base57(prx->sha1));
// Apply the patch
auto applied = g_fxo->get<patch_engine>()->apply(hash, vm::g_base_addr);
std::basic_string<u32> applied;
if (!Emu.GetTitleID().empty())
for (usz i = 0; i < prx->segs.size(); i++)
{
// Alternative patch
applied += g_fxo->get<patch_engine>()->apply(Emu.GetTitleID() + '-' + hash, vm::g_base_addr);
const auto& seg = prx->segs[i];
if (!seg.size) continue;
const std::string hash_seg = fmt::format("%s-%u", hash, i);
// Apply the patch
auto _applied = g_fxo->get<patch_engine>()->apply(hash_seg, vm::get_super_ptr(seg.addr), seg.size);
if (!Emu.GetTitleID().empty())
{
// Alternative patch
_applied += g_fxo->get<patch_engine>()->apply(Emu.GetTitleID() + '-' + hash_seg, vm::get_super_ptr(seg.addr), seg.size);
}
// Rebase patch offsets
std::for_each(_applied.begin(), _applied.end(), [&](u32& res) { if (res != umax) res += seg.addr; });
applied += _applied;
ppu_loader.success("PRX library hash: %s (<- %u)", hash_seg, _applied.size());
}
// Embedded SPU elf patching
@ -1109,8 +1121,6 @@ std::shared_ptr<lv2_prx> ppu_load_prx(const ppu_prx_object& elf, const std::stri
prx->analyse(toc, 0, end, applied);
ppu_loader.success("PRX library hash: %s (<- %u)", hash, applied.size());
try_spawn_ppu_if_exclusive_program(*prx);
return prx;