mirror of
https://github.com/justinian/jsix.git
synced 2025-12-10 08:24:32 -08:00
f250a33e9b
So that kernel code can modify user rflags, save it in the CPU state data, and save that off to the TCB when switching tasks.
45 lines
806 B
PHP
45 lines
806 B
PHP
struc TCB
|
|
.rsp: resq 1
|
|
.rsp0: resq 1
|
|
.rsp3: resq 1
|
|
.rflags3: resq 1
|
|
.pml4: resq 1
|
|
endstruc
|
|
|
|
struc CPU_DATA
|
|
.self: resq 1
|
|
.id: resw 1
|
|
.index: resw 1
|
|
.reserved resd 1
|
|
.rsp0: resq 1
|
|
.rsp3: resq 1
|
|
.rflags3: resq 1
|
|
.tcb: resq 1
|
|
.thread: resq 1
|
|
.process: resq 1
|
|
.idt: resq 1
|
|
.tss: resq 1
|
|
.gdt: resq 1
|
|
endstruc
|
|
|
|
struc TSS
|
|
.res0: resd 1
|
|
.rsp0: resq 1
|
|
.rsp1: resq 1
|
|
.rsp2: resq 1
|
|
.ist0: resq 1
|
|
.ist1: resq 1
|
|
.ist2: resq 1
|
|
.ist3: resq 1
|
|
.ist4: resq 1
|
|
.ist5: resq 1
|
|
.ist6: resq 1
|
|
.ist7: resq 1
|
|
.res1: resq 1
|
|
.res2: resw 1
|
|
.iomap: resw 1
|
|
endstruc
|
|
|
|
|
|
; vim: ft=asm
|