On Tue, Dec 18, 2007 at 07:17:20AM +0000, Joerg Sonnenberger wrote:

> Module Name:	src
> Committed By:	joerg
> Date:		Tue Dec 18 07:17:19 UTC 2007
> 
> Modified Files:
> 	src/sys/arch/amd64/acpi: acpi_wakecode.S acpi_wakeup_low.S
> 	src/sys/arch/amd64/amd64: genassym.cf ipifuncs.c
> 	src/sys/arch/amd64/conf: files.amd64
> 	src/sys/arch/amd64/include: cpu.h
> 	src/sys/arch/i386/acpi: acpi_wakecode.S acpi_wakeup_low.S
> 	src/sys/arch/i386/conf: files.i386
> 	src/sys/arch/i386/i386: genassym.cf ipifuncs.c
> 	src/sys/arch/i386/include: cpu.h
> 	src/sys/arch/x86/conf: files.x86
> 	src/sys/arch/x86/include: cpuvar.h intrdefs.h
> 	src/sys/arch/x86/x86: cpu.c
> 	src/sys/arch/xen/x86: cpu.c
> Added Files:
> 	src/sys/arch/x86/acpi: acpi_wakeup.c
> Removed Files:
> 	src/sys/arch/amd64/acpi: acpi_wakeup.c
> 	src/sys/arch/i386/acpi: acpi_wakeup.c
> 
> Log Message:
> Add new IPI for saving CPU state explicitly, share high-level part of
> ACPI wakeup code and teach it how to start the APs again. As a side
> effect the CPU_START interface allows choosing between different
> bootstrap codes more easily now.

... and where was this change discussed?

Andrew