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607 commits

Author SHA1 Message Date
Michael Scire
b7ec64ea16 fs.mitm: add and use memlet module to temporarily steal applet memory while building romfs images. 
Starting in 20.0.0, the browser needs more applet memory to function, so we can't steal as much any more.
Thus, we now steal 14 MB on 20.0.0+ instead of 40MB.

However, since this reduces memory available for custom system modules, we are adjusting to compensate.
ams.mitm's heap size has been reduced from 32MB to 12MB (recovering 20MB).
In addition, fs.mitm now uses a new mechanism for stealing memory from the applet pool while romfs is being built.

On net, we are compromising:
    * Custom sysmodules lose memory available to them.
        On 19.0.0/AMS 1.8.0, there was 30 MB available for custom sysmodules.
        Stealing 14 MB instead of 40 MB, we lose 26 MB of that. Reducing ams.mitm's usage will gain us back 20.
        Nintendo also appears to...use 4 extra MB, in 20.0.0, from my test homebrew.
        So on 20.0.0/AMS 1.9.0, there should be 20 MB available for custom sysmodules.
        On the bright side, on <20.0.0/AMS 1.9.0, I guess there will be 50 MB available for custom sysmodules now?
    * totk mods will lose the ability to...put every file in the romfs on sd card. There will be some unknown maximum filecount for totk mods.
        On the bright side, implementing the transient memory stealing should improve compatibility for some mods which strictly add files?
 2025-05-09 11:55:21 -07:00
Michael Scire
b1ca5b4049 kern: plutoo is an intellectual, I am a fool, fix chicanery 2025-05-09 11:55:21 -07:00
Michael Scire
4580a352c0 kern: use callback to note pte updates in KPageTableImpl 2025-05-09 11:55:21 -07:00
Michael Scire
28296e2aac kern: refactor FindFreeArea region search logic per 20.0.0 changes 2025-05-09 11:55:21 -07:00
Michael Scire
b80f0944ab kern: update instruction cache invalidation logic in KPageTableBase to reflect 20.0.0 changes 2025-05-09 11:55:21 -07:00
Michael Scire
96d4546498 kern: reorder resource manager implementation 2025-05-09 11:55:21 -07:00
Michael Scire
86e4bed056 kern: support null resource limit in KSecureSystemResource 2025-05-09 11:55:21 -07:00
Michael Scire
b27999a116 kern: adjust system registers during exception handling on MTE-violation or kernel address fault 2025-05-09 11:55:21 -07:00
Michael Scire
98e5bd4411 kern: update UserspaceAccess functions for 20.0.0 changes 2025-05-09 11:55:21 -07:00
Michael Scire
3e19e4d004 kern: update KAddressSpaceInfo to reflect 20.0.0 changes 2025-05-09 11:55:21 -07:00
Michael Scire
66fcf33a2c kern: invert meaning of KTargetSystem/KSystemControl bools 2025-05-09 11:55:21 -07:00
Michael Scire
6125f40bdb ams: various fixes to support booting debug configuration 2025-04-08 13:43:29 -07:00
Michael Scire
85fd13f724 kern: update KernelLdr for 19.0.0 (new checks, dummy function call). 
Also, fix a few very embarassing mistakes in kernel ldr:
* We have been mapping the page table region RWX for a few years now, accidentally.
* My attempt at making initial page tables not use bit 58 was broken in multiple ways.
 2025-04-07 16:49:10 -07:00
Michael Scire
3522ac18c1 kern: support reboot to fatal error on mariko 2024-10-15 21:48:59 -07:00
Michael Scire
e63cae5c77 kern: Perform page table validity pass during KPageTableImpl::InitializeForKernel 2024-10-15 21:48:59 -07:00
Michael Scire
c911420d6a kern: fix more page table refactor bugs 2024-10-15 21:48:59 -07:00
Michael Scire
570989384b kern: first round of page table refactor bug fixes 2024-10-15 21:48:59 -07:00
Michael Scire
4c81432e94 kern: update KPageTable::Map for new refactor 2024-10-15 21:48:59 -07:00
Michael Scire
e1e84d4450 kern: update ChangePermissions to use new iteration logic 2024-10-15 21:48:59 -07:00
Michael Scire
d2656e3948 kern: update KPageTable::Finalize for the refactor 2024-10-15 21:48:59 -07:00
Michael Scire
62abb31122 kern: use new merge pages api 2024-10-15 21:48:59 -07:00
Michael Scire
cb970049db kern: implement KPageTableImpl merge 2024-10-15 21:48:59 -07:00
Michael Scire
9610f42dc0 kern: continue page table refactor, implement separate/unmap 2024-10-15 21:48:59 -07:00
Michael Scire
02e837d82e kern: start KPageTable(Impl) refactor, use array-with-levels for KPageTableImpl 2024-10-15 21:48:59 -07:00
Michael Scire
9cfd535568 kern: invoke supervisor mode thread functions from C++ context with valid stack frame 2024-10-15 21:48:59 -07:00
Michael Scire
3b03b9603c kern: specify allowable ipc client memory attr via inverted-whitelist, not blacklist 2024-10-15 21:48:59 -07:00
Michael Scire
912b84c4e3 kern: add minimum alignment support to KMemoryManager 2024-10-15 21:48:59 -07:00
Michael Scire
ff38a32a9b kern/ldr: add support for --x executables 2024-10-15 21:48:59 -07:00
Michael Scire
2855b8ee35 kern/strat: update for new DebugFlags capability semantics 2024-10-15 21:48:59 -07:00
Michael Scire
00716576cd kern: simplify KProcess max memory calculation 2024-10-15 21:48:59 -07:00
Michael Scire
743634c3fd kern: move KTargetSystem into .rodata, split init/verify 2024-10-15 21:48:59 -07:00
Michael Scire
3394a88a1a kern: fix debug build 2024-10-15 21:48:59 -07:00
Michael Scire
a72e39d657 kern: allocate all TTBR0 pages during init, use procidx as asid 2024-10-15 21:48:59 -07:00
Michael Scire
c3fa42d958 kern: clear gicd/gicc pointers in KInterruptController::Finalize 2024-10-15 21:48:59 -07:00
Michael Scire
753cf74bf2 kern: eliminate use of KMemoryInfo, shuffle KMemoryBlock fields 2024-10-15 21:48:59 -07:00
Michael Scire
70bf833070 kern: KAddressSpaceInfo now takes CreateProcessFlags in getters 2024-10-15 21:48:59 -07:00
Michael Scire
a0ad3ef949 kern/svc: update WaitForAddress to support 64-bit WaitIfEqual 2024-10-15 21:48:59 -07:00
Michael Scire
5de551db29 kern: add InfoType_TransferMemoryHint 2024-10-15 21:48:59 -07:00
Michael Scire
10c7a39528 kern/creport: use mod0 to locate symbol table for all modules 2024-09-24 13:15:21 -07:00
Michael Scire
29cc13543a kern: fix using memory config for half-of-true-size 2024-03-29 03:18:20 -07:00
Michael Scire
c0487ad384 kern: fix whoops in new page table logic 2024-03-29 02:41:14 -07:00
Michael Scire
ecbe5cd406 kern: refactor smc helpers to share more common logic 2024-03-29 02:41:14 -07:00
Michael Scire
4fe139ea52 kern: return ExceptionType_UnalignedData on data abort caused by alignment fault 2024-03-29 02:41:14 -07:00
Michael Scire
6922eae3e7 kern: add KPageGroup::CopyRangeTo 2024-03-29 02:41:14 -07:00
Michael Scire
952188fc73 kern: implement new attr tracking for memory range/traversal context 2024-03-29 02:41:14 -07:00
Michael Scire
c0a4fc30a8 kern: simplify size calculations in KPageTableBase::Read/WriteDebugIoMemory 2024-03-29 02:41:14 -07:00
Michael Scire
0b04c89a84 kern: pass properties directly to KPageTableBase::AllocateAndMapPagesImpl 2024-03-29 02:41:14 -07:00
Michael Scire
217dd1260a kern: take alignment argument in KMemoryManager::AllocateAndOpen 2024-03-29 02:41:14 -07:00
Michael Scire
8aa62a54d8 kern/os: support CreateProcessFlag_EnableAliasRegionExtraSize 2024-03-29 02:41:14 -07:00
Michael Scire
25bae14064 kern: revise KPageTableBase region layout logic to match 18.0.0 changes 2024-03-29 02:41:14 -07:00