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dm: acpi: refine CPU Definition Blocks name

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For all Definition Blocks in ACPI Namespace, their name are a fixed 32 bits.
This patch refine CPU Definition Blocks name to support more than 10 CPUs
for a guest.

Tracked-On: #7387
Signed-off-by: Fei Li <fei1.li@intel.com>
This commit is contained in:
Fei Li
2022-04-28 11:04:27 +08:00
committed by acrnsi-robot
parent 205e182ae2
commit 79442cbc96
1 changed files with 5 additions and 5 deletions
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10
devicemodel/hw/platform/acpi/acpi_pm.c
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@@ -323,10 +323,10 @@ void pm_write_dsdt(struct vmctx *ctx, int ncpu)
/* Scope (_PR) */
dsdt_line("");
dsdt_line(" Scope (_PR)");
dsdt_line(" Scope (_SB)");
dsdt_line(" {");
for (i = 0; i < ncpu; i++) {
dsdt_line(" Device (CPU%d)", i);
dsdt_line(" Device (PR%02d)", i);
dsdt_line(" {");
dsdt_line(" Name (_HID, \"ACPI0007\")");
dsdt_line(" Name (_UID, 0x%02X)", i);
@@ -337,7 +337,7 @@ void pm_write_dsdt(struct vmctx *ctx, int ncpu)
/* Scope (_PR.CPU(N)) */
for (i = 0; i < ncpu; i++) {
dsdt_line(" Scope (_PR.CPU%d)", i);
dsdt_line(" Scope (_SB.PR%02d)", i);
dsdt_line(" {");
dsdt_line("");
@@ -353,12 +353,12 @@ void pm_write_dsdt(struct vmctx *ctx, int ncpu)
} else {
dsdt_line(" Method (_PPC, 0, NotSerialized)");
dsdt_line(" {");
dsdt_line(" Return (^^CPU0._PPC)");
dsdt_line(" Return (^^PR00._PPC)");
dsdt_line(" }");
dsdt_line("");
dsdt_line(" Method (_PCT, 0, NotSerialized)");
dsdt_line(" {");
dsdt_line(" Return (^^CPU0._PCT)");
dsdt_line(" Return (^^PR00._PCT)");
dsdt_line(" }");
dsdt_line("");
}