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kern/pm: support for 5.x under mesosphere

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This commit is contained in:
Michael Scire 2020-08-21 02:38:16 -07:00 • committed by SciresM
parent 657470830f
commit 79c9bed528
4 changed files with 394 additions and 367 deletions
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18
stratosphere/pm/source/impl/pm_resource_manager.cpp
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@ -206,10 +206,8 @@ namespace ams::pm::resource {
g_resource_limits[ResourceLimitGroup_System][svc::LimitableResource_EventCountMax] += ExtraSystemEventCount600;
g_resource_limits[ResourceLimitGroup_System][svc::LimitableResource_SessionCountMax] += ExtraSystemSessionCount600;
}
if (hos_version >= hos::Version_9_0_0) {
if (hos_version >= hos::Version_9_2_0) {
/* 9.2.0 increased the system session limit. */
/* NOTE: We don't currently support detection of minor version, so we will provide this increase on 9.0.0+. */
/* This shouldn't impact any existing behavior in undesirable ways. */
g_resource_limits[ResourceLimitGroup_System][svc::LimitableResource_SessionCountMax] += ExtraSystemSessionCount920;
}
@ -232,7 +230,8 @@ namespace ams::pm::resource {
}
/* Choose and initialize memory arrangement. */
if (hos_version >= hos::Version_6_0_0) {
const bool use_dynamic_memory_arrangement = (hos_version >= hos::Version_6_0_0) || (svc::IsKernelMesosphere() && hos_version >= hos::Version_5_0_0);
if (use_dynamic_memory_arrangement) {
/* 6.0.0 retrieves memory limit information from the kernel, rather than using a hardcoded profile. */
g_memory_arrangement = spl::MemoryArrangement_Dynamic;
@ -253,14 +252,13 @@ namespace ams::pm::resource {
g_memory_resource_limits[spl::MemoryArrangement_Dynamic][ResourceLimitGroup_System] = total_memory - reserved_non_system_size;
} else {
/* Older system versions retrieve memory arrangement from spl, and use hardcoded profiles. */
g_memory_arrangement = spl::GetMemoryArrangement();
}
/* Adjust memory limits for atmosphere. */
/* We take memory away from applet normally, but away from application on < 3.0.0 to avoid a rare hang on boot. */
/* NOTE: On Version 5.0.0+, we cannot set the pools so simply. We must instead modify the kernel, which we do */
/* via patches in fusee-secondary. */
if (hos_version < hos::Version_6_0_0) {
/* Adjust memory limits for atmosphere. */
/* We take memory away from applet normally, but away from application on < 3.0.0 to avoid a rare hang on boot. */
/* NOTE: On Version 5.0.0+, we cannot set the pools so simply. We must instead modify the kernel, which we do */
/* via patches in fusee-secondary. */
const size_t extra_memory_size = hos_version == hos::Version_5_0_0 ? ExtraSystemMemorySizeAtmosphere500 : ExtraSystemMemorySizeAtmosphere;
const auto src_group = hos_version >= hos::Version_3_0_0 ? ResourceLimitGroup_Applet : ResourceLimitGroup_Application;
for (size_t i = 0; i < spl::MemoryArrangement_Count; i++) {