nold/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere synced 2024-12-22 12:21:18 +00:00
Code Issues Projects Releases Packages Wiki Activity

kern: use userspace access instructions to read from tlr

Browse source
This commit is contained in:
Michael Scire 2024-03-28 00:18:31 -07:00
parent 83b3b09e73
commit b12e89d0a9
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
View file

@ -68,7 +68,8 @@ _ZN3ams4kern4arch5arm6412SvcHandler64Ev:
/* Check if our disable count allows us to call SVCs. */
mrs x10, tpidrro_el0
ldrh w10, [x10, #(THREAD_LOCAL_REGION_DISABLE_COUNT)]
add x10, x10, #(THREAD_LOCAL_REGION_DISABLE_COUNT)
ldtrh w10, [x10]
cbz w10, 1f
/* It might not, so check the stack params to see if we must not allow the SVC. */
@ -352,7 +353,8 @@ _ZN3ams4kern4arch5arm6412SvcHandler32Ev:
/* Check if our disable count allows us to call SVCs. */
mrs x10, tpidrro_el0
ldrh w10, [x10, #(THREAD_LOCAL_REGION_DISABLE_COUNT)]
add x10, x10, #(THREAD_LOCAL_REGION_DISABLE_COUNT)
ldtrh w10, [x10]
cbz w10, 1f
/* It might not, so check the stack params to see if we must not allow the SVC. */