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kern: SvcUnmapPhysicalMemory, cleanup thread pinning

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This commit is contained in:
Michael Scire
2020-07-24 15:44:16 -07:00
committed by SciresM
parent cbecda2a27
commit 1b9acc4a6a
10 changed files with 248 additions and 24 deletions
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12
libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
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@@ -31,6 +31,7 @@ _ZN3ams4kern4arch5arm6412SvcHandler64Ev:
mrs x9, elr_el1
mrs x10, spsr_el1
mrs x11, tpidr_el0
mrs x18, tpidr_el1
/* Save callee-saved registers. */
stp x19, x20, [sp, #(8 * 19)]
@@ -63,8 +64,8 @@ _ZN3ams4kern4arch5arm6412SvcHandler64Ev:
tst x10, #1
b.eq 3f
/* Check if our preemption state allows us to call SVCs. */
mrs x10, tpidrro_el0
/* Check if our disable count allows us to call SVCs. */
ldr x10, [x18, #0x30]
ldrh w10, [x10, #0x100]
cbz w10, 1f
@@ -83,7 +84,6 @@ _ZN3ams4kern4arch5arm6412SvcHandler64Ev:
strb w8, [sp, #(0x120 + 0x11)]
/* Invoke the SVC handler. */
mrs x18, tpidr_el1
msr daifclr, #2
blr x11
msr daifset, #2
@@ -211,6 +211,7 @@ _ZN3ams4kern4arch5arm6412SvcHandler32Ev:
mrs x17, elr_el1
mrs x20, spsr_el1
mrs x19, tpidr_el0
mrs x18, tpidr_el1
stp x17, x20, [sp, #(8 * 32)]
str x19, [sp, #(8 * 34)]
@@ -239,8 +240,8 @@ _ZN3ams4kern4arch5arm6412SvcHandler32Ev:
tst x17, #1
b.eq 3f
/* Check if our preemption state allows us to call SVCs. */
mrs x15, tpidrro_el0
/* Check if our disable count allows us to call SVCs. */
ldr x15, [x18, #0x30]
ldrh w15, [x15, #0x100]
cbz w15, 1f
@@ -259,7 +260,6 @@ _ZN3ams4kern4arch5arm6412SvcHandler32Ev:
strb w16, [sp, #(0x120 + 0x11)]
/* Invoke the SVC handler. */
mrs x18, tpidr_el1
msr daifclr, #2
blr x19
msr daifset, #2