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Code Issues Releases Activity

ldr/hbl: support address space width overrides

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This commit is contained in:
Michael Scire 2020-11-20 16:57:07 -08:00
parent 835aa6b9db
commit dd56f8449f
5 changed files with 99 additions and 5 deletions
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4
config_templates/override_config.ini
View file

@ -1,9 +1,10 @@
[hbl_config]
; Program Specific Config
; Up to 8 program-specific configurations can be set.
; These use `program_id_#` and `override_key_#`
; These use `program_id_#`, `override_address_space_#`, and `override_key_#`
; where # is in range [0,7].
; program_id_0=010000000000100D
; override_address_space=39_bit
; override_key_0=!R
; Any Application Config
@ -12,6 +13,7 @@
; by a program specific config.
; override_any_app=true
; override_any_app_key=R
; override_any_app_address_space=39_bit
; path=atmosphere/hbl.nsp
[default_config]

17
libraries/libstratosphere/include/stratosphere/cfg/cfg_types.hpp
View file

@ -23,9 +23,17 @@ namespace ams::cfg {
namespace impl {
enum OverrideStatusFlag : u64 {
OverrideStatusFlag_Hbl = BIT(0),
OverrideStatusFlag_ProgramSpecific = BIT(1),
OverrideStatusFlag_CheatEnabled = BIT(2),
OverrideStatusFlag_Hbl = (1u << 0),
OverrideStatusFlag_ProgramSpecific = (1u << 1),
OverrideStatusFlag_CheatEnabled = (1u << 2),
OverrideStatusFlag_AddressSpaceShift = 3,
OverrideStatusFlag_AddressSpaceMask = ((1u << 2) - 1) << OverrideStatusFlag_AddressSpaceShift,
OverrideStatusFlag_AddressSpace32Bit = (svc::CreateProcessFlag_AddressSpace32Bit >> svc::CreateProcessFlag_AddressSpaceShift) << OverrideStatusFlag_AddressSpaceShift,
OverrideStatusFlag_AddressSpace64BitDeprecated = (svc::CreateProcessFlag_AddressSpace64BitDeprecated >> svc::CreateProcessFlag_AddressSpaceShift) << OverrideStatusFlag_AddressSpaceShift,
OverrideStatusFlag_AddressSpace32BitWithoutAlias = (svc::CreateProcessFlag_AddressSpace32BitWithoutAlias >> svc::CreateProcessFlag_AddressSpaceShift) << OverrideStatusFlag_AddressSpaceShift,
OverrideStatusFlag_AddressSpace64Bit = (svc::CreateProcessFlag_AddressSpace64Bit >> svc::CreateProcessFlag_AddressSpaceShift) << OverrideStatusFlag_AddressSpaceShift,
};
}
@ -46,6 +54,9 @@ namespace ams::cfg {
DEFINE_FLAG_ACCESSORS(CheatEnabled)
#undef DEFINE_FLAG_ACCESSORS
constexpr inline u64 GetOverrideAddressSpaceFlags() const { return this->flags & impl::OverrideStatusFlag_AddressSpaceMask; }
constexpr inline bool HasOverrideAddressSpace() const { return this->IsHbl() && this->GetOverrideAddressSpaceFlags() != 0; }
};
static_assert(sizeof(OverrideStatus) == 0x10, "sizeof(OverrideStatus)");

62
libraries/libstratosphere/source/cfg/cfg_override.cpp
View file

@ -44,7 +44,9 @@ namespace ams::cfg {
struct HblOverrideConfig {
ProgramOverrideKey program_configs[MaxProgramOverrideKeys];
impl::OverrideStatusFlag program_as_flags[MaxProgramOverrideKeys];
OverrideKey override_any_app_key;
impl::OverrideStatusFlag override_any_app_as_flag;
bool override_any_app;
};
@ -76,10 +78,21 @@ namespace ams::cfg {
InvalidProgramOverrideKey,
InvalidProgramOverrideKey,
},
.program_as_flags = {
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
impl::OverrideStatusFlag_AddressSpace64Bit,
},
.override_any_app_key = {
.key_combination = KEY_R,
.override_by_default = false,
},
.override_any_app_as_flag = impl::OverrideStatusFlag_AddressSpace64Bit,
.override_any_app = true,
};
@ -137,6 +150,29 @@ namespace ams::cfg {
return cfg;
}
impl::OverrideStatusFlag ParseOverrideAddressSpace(const char *value) {
if (strcasecmp(value, "39_bit") == 0 || strcasecmp(value, "39") == 0) {
return impl::OverrideStatusFlag_AddressSpace64Bit;
} else if (strcasecmp(value, "36_bit") == 0 || strcasecmp(value, "36") == 0) {
return impl::OverrideStatusFlag_AddressSpace64BitDeprecated;
} else if (strcasecmp(value, "32_bit") == 0 || strcasecmp(value, "32") == 0) {
return impl::OverrideStatusFlag_AddressSpace32Bit;
} else if (strcasecmp(value, "32_bit_without_alias") == 0 ||
strcasecmp(value, "32_bit_no_alias") == 0 ||
strcasecmp(value, "32_without_alias") == 0 ||
strcasecmp(value, "32_no_alias") ||
strcasecmp(value, "32_bit_without_map") == 0 ||
strcasecmp(value, "32_bit_no_map") == 0 ||
strcasecmp(value, "32_without_map") == 0 ||
strcasecmp(value, "32_no_map") == 0)
{
return impl::OverrideStatusFlag_AddressSpace32BitWithoutAlias;
} else {
/* Default to 39-bit. */
return impl::OverrideStatusFlag_AddressSpace64Bit;
}
}
inline void SetHblSpecificProgramId(size_t i, const char *value) {
g_hbl_override_config.program_configs[i].program_id = {strtoul(value, nullptr, 16)};
}
@ -145,6 +181,10 @@ namespace ams::cfg {
g_hbl_override_config.program_configs[i].override_key = ParseOverrideKey(value);
}
inline void SetHblSpecificAddressSpace(size_t i, const char *value) {
g_hbl_override_config.program_as_flags[i] = ParseOverrideAddressSpace(value);
}
int OverrideConfigIniHandler(void *user, const char *section, const char *name, const char *value) {
/* Taken and modified, with love, from Rajkosto's implementation. */
if (strcasecmp(section, "hbl_config") == 0) {
@ -180,6 +220,22 @@ namespace ams::cfg {
SetHblSpecificOverrideKey(6, value);
} else if (strcasecmp(name, "override_key_7") == 0) {
SetHblSpecificOverrideKey(7, value);
} else if (strcasecmp(name, "override_address_space") == 0 || strcasecmp(name, "override_address_space_0") == 0) {
SetHblSpecificAddressSpace(0, value);
} else if (strcasecmp(name, "override_address_space_1") == 0) {
SetHblSpecificAddressSpace(1, value);
} else if (strcasecmp(name, "override_address_space_2") == 0) {
SetHblSpecificAddressSpace(2, value);
} else if (strcasecmp(name, "override_address_space_3") == 0) {
SetHblSpecificAddressSpace(3, value);
} else if (strcasecmp(name, "override_address_space_4") == 0) {
SetHblSpecificAddressSpace(4, value);
} else if (strcasecmp(name, "override_address_space_5") == 0) {
SetHblSpecificAddressSpace(5, value);
} else if (strcasecmp(name, "override_address_space_6") == 0) {
SetHblSpecificAddressSpace(6, value);
} else if (strcasecmp(name, "override_address_space_7") == 0) {
SetHblSpecificAddressSpace(7, value);
} else if (strcasecmp(name, "override_any_app") == 0) {
if (strcasecmp(value, "true") == 0 || strcasecmp(value, "1") == 0) {
g_hbl_override_config.override_any_app = true;
@ -190,6 +246,8 @@ namespace ams::cfg {
}
} else if (strcasecmp(name, "override_any_app_key") == 0) {
g_hbl_override_config.override_any_app_key = ParseOverrideKey(value);
} else if (strcasecmp(name, "override_any_app_address_space") == 0) {
g_hbl_override_config.override_any_app_as_flag = ParseOverrideAddressSpace(value);
} else if (strcasecmp(name, "path") == 0) {
while (*value == '/' || *value == '\\') {
value++;
@ -346,10 +404,14 @@ namespace ams::cfg {
/* Detect Hbl. */
if (IsAnyApplicationHblProgramId(program_id) && IsOverrideMatch(status, g_hbl_override_config.override_any_app_key)) {
status.SetHbl();
status.flags &= ~impl::OverrideStatusFlag_AddressSpaceMask;
status.flags |= g_hbl_override_config.override_any_app_as_flag;
}
for (size_t i = 0; i < MaxProgramOverrideKeys; i++) {
if (IsSpecificHblProgramId(i, program_id) && IsOverrideMatch(status, g_hbl_override_config.program_configs[i].override_key)) {
status.SetHbl();
status.flags &= ~impl::OverrideStatusFlag_AddressSpaceMask;
status.flags |= g_hbl_override_config.program_as_flags[i];
}
}

15
stratosphere/loader/source/ldr_meta.cpp
View file

@ -215,6 +215,21 @@ namespace ams::ldr {
}
}
/* Perform address space override. */
if (status.HasOverrideAddressSpace()) {
/* Clear the existing address space. */
meta->npdm->flags &= ~Npdm::MetaFlag_AddressSpaceTypeMask;
/* Set the new address space flag. */
switch (status.GetOverrideAddressSpaceFlags()) {
case cfg::impl::OverrideStatusFlag_AddressSpace32Bit: meta->npdm->flags |= (Npdm::AddressSpaceType_32Bit) << Npdm::MetaFlag_AddressSpaceTypeShift; break;
case cfg::impl::OverrideStatusFlag_AddressSpace64BitDeprecated: meta->npdm->flags |= (Npdm::AddressSpaceType_64BitDeprecated) << Npdm::MetaFlag_AddressSpaceTypeShift; break;
case cfg::impl::OverrideStatusFlag_AddressSpace32BitWithoutAlias: meta->npdm->flags |= (Npdm::AddressSpaceType_32BitWithoutAlias) << Npdm::MetaFlag_AddressSpaceTypeShift; break;
case cfg::impl::OverrideStatusFlag_AddressSpace64Bit: meta->npdm->flags |= (Npdm::AddressSpaceType_64Bit) << Npdm::MetaFlag_AddressSpaceTypeShift; break;
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
/* When hbl is applet, adjust main thread priority. */
if ((caps::GetProgramInfoFlags(meta->aci_kac, meta->aci->kac_size) & ProgramInfoFlag_ApplicationTypeMask) == ProgramInfoFlag_Applet) {
constexpr auto HblMainThreadPriorityApplication = 44;

6
stratosphere/loader/source/ldr_process_creation.cpp
View file

@ -262,7 +262,11 @@ namespace ams::ldr {
flags |= svc::CreateProcessFlag_AddressSpace32BitWithoutAlias;
break;
case Npdm::AddressSpaceType_64Bit:
flags |= svc::CreateProcessFlag_AddressSpace64Bit;
if (hos::GetVersion() >= hos::Version_2_0_0 || svc::IsKernelMesosphere()) {
flags |= svc::CreateProcessFlag_AddressSpace64Bit;
} else {
flags |= svc::CreateProcessFlag_AddressSpace64BitDeprecated;
}
break;
default:
return ResultInvalidMeta();