Diffusion FreeBSD src repository - subversion rS271999

MFC 270850,271053,271192,271717:
rS271999
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Description

MFC 270850,271053,271192,271717:
Save and restore FPU state across suspend and resume on i386.

Create a separate structure for per-CPU state saved across suspend and resume that is a superset of a pcb.
Store the FPU state for suspend and resume in the new structure (for amd64, this moves it out of the PCB)
On both i386 and amd64, all of the FPU suspend/resume handling is now done in C.

Approved by: re (hrs)

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jhb	Authored on

Parents

rS271998: Make sure all memory updates are made visible before we let go

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Changes (13)

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stable/

10/

sys/

amd64/

amd64/

include/

i386/

i386/

include/

isa/

x86/

acpica/

rS271999

stable/10/

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stable/10/sys/amd64/amd64/cpu_switch.S

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stable/10/sys/amd64/amd64/fpu.c

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stable/10/sys/amd64/amd64/genassym.c

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stable/10/sys/amd64/amd64/mp_machdep.c

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stable/10/sys/amd64/include/fpu.h

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stable/10/sys/amd64/include/pcb.h

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stable/10/sys/i386/i386/mp_machdep.c

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stable/10/sys/i386/i386/swtch.s

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stable/10/sys/i386/include/npx.h

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stable/10/sys/i386/include/pcb.h

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stable/10/sys/i386/isa/npx.c

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stable/10/sys/x86/acpica/acpi_wakeup.c

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