From 5f5e014566beb578ed83ac5dd7a4706f88400e80 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Mon, 15 Feb 2010 08:13:26 +0000 Subject: [PATCH] Vcpu hotplug: Move ACPI processor from \_PR to \_SB Move processor from \_PR to \_SB. ACPI processor can be defined under \_PR or \_SB. However, recently os like linux 2.6.30/32 support cpu hotplug better for \_SB processor object. Signed-off-by: Jiang, Yunhong Signed-off-by: Liu, Jinsong Signed-off-by: Keir Fraser --- tools/firmware/hvmloader/acpi/mk_dsdt.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/tools/firmware/hvmloader/acpi/mk_dsdt.c b/tools/firmware/hvmloader/acpi/mk_dsdt.c index ce0bfb60b9..d21ccf731f 100644 --- a/tools/firmware/hvmloader/acpi/mk_dsdt.c +++ b/tools/firmware/hvmloader/acpi/mk_dsdt.c @@ -83,7 +83,7 @@ int main(int argc, char **argv) indent_level++; /**** Processor start ****/ - push_block("Scope", "\\_PR"); + push_block("Scope", "\\_SB"); /* MADT checksum */ stmt("OperationRegion", "MSUM, SystemMemory, \\_SB.MSUA, 1"); @@ -120,7 +120,7 @@ int main(int argc, char **argv) stmt("Return", "0xF"); pop_block(); push_block("Else", NULL); - stmt("Return", "0x9"); + stmt("Return", "0x0"); pop_block(); pop_block(); @@ -150,16 +150,16 @@ int main(int argc, char **argv) /* Extract current CPU's status: 0=offline; 1=online. */ stmt("And", "Local1, 1, Local2"); /* Check if status is up-to-date in the relevant MADT LAPIC entry... */ - push_block("If", "LNotEqual(Local2, \\_PR.PR%02X.FLG)", cpu); + push_block("If", "LNotEqual(Local2, \\_SB.PR%02X.FLG)", cpu); /* ...If not, update it and the MADT checksum, and notify OSPM. */ - stmt("Store", "Local2, \\_PR.PR%02X.FLG", cpu); + stmt("Store", "Local2, \\_SB.PR%02X.FLG", cpu); push_block("If", "LEqual(Local2, 1)"); stmt("Notify", "PR%02X, 1", cpu); /* Notify: Device Check */ - stmt("Subtract", "\\_PR.MSU, 1, \\_PR.MSU"); /* Adjust MADT csum */ + stmt("Subtract", "\\_SB.MSU, 1, \\_SB.MSU"); /* Adjust MADT csum */ pop_block(); push_block("Else", NULL); stmt("Notify", "PR%02X, 3", cpu); /* Notify: Eject Request */ - stmt("Add", "\\_PR.MSU, 1, \\_PR.MSU"); /* Adjust MADT csum */ + stmt("Add", "\\_SB.MSU, 1, \\_SB.MSU"); /* Adjust MADT csum */ pop_block(); pop_block(); } @@ -171,7 +171,7 @@ int main(int argc, char **argv) /* Define GPE control method '_L02'. */ push_block("Scope", "\\_GPE"); push_block("Method", "_L02"); - stmt("Return", "\\_PR.PRSC()"); + stmt("Return", "\\_SB.PRSC()"); pop_block(); pop_block(); /**** Processor end ****/ -- 2.30.2