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authorFelix Held <felix-coreboot@felixheld.de>2023-02-16 19:38:49 +0100
committerFelix Held <felix-coreboot@felixheld.de>2023-05-13 00:14:32 +0000
commitc391bff443c7fc5db0fc8c470952d5a3387b1166 (patch)
tree2069285b3ac96c148e0721aefe75becacc6bd59d /src/cpu
parent0a2c9d7913978dfc82f14e26dded7fa1b89f47d1 (diff)
cpu,nb/amd/pi/00730F01: dynamically generate CPU devices
Instead of having the maximum number of possible CPU objects defined in the DSDT, dynamically generate the number of needed CPU devices in the SSDT like it's done on all other x86 platforms in coreboot. TEST=APU2 still boots and Linux doesn't show any ACPI errors with this patch applied and it prints "ACPI: \_SB_.P000: Found 2 idle states". Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Id6f057ad130a27b371722fa66ce0a982afc43c6c Reviewed-on: https://review.coreboot.org/c/coreboot/+/73073 Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/cpu')
-rw-r--r--src/cpu/amd/pi/00730F01/Kconfig8
-rw-r--r--src/cpu/amd/pi/00730F01/acpi/cpu.asl48
2 files changed, 8 insertions, 48 deletions
diff --git a/src/cpu/amd/pi/00730F01/Kconfig b/src/cpu/amd/pi/00730F01/Kconfig
index 6fd6332eec..e72c61ce03 100644
--- a/src/cpu/amd/pi/00730F01/Kconfig
+++ b/src/cpu/amd/pi/00730F01/Kconfig
@@ -5,3 +5,11 @@ config CPU_AMD_PI_00730F01
select X86_AMD_FIXED_MTRRS
select SUPPORT_CPU_UCODE_IN_CBFS
select MICROCODE_BLOB_UNDISCLOSED
+
+if CPU_AMD_PI_00730F01
+
+config ACPI_CPU_STRING
+ string
+ default "\\_SB.P%03d"
+
+endif # CPU_AMD_PI_00730F01
diff --git a/src/cpu/amd/pi/00730F01/acpi/cpu.asl b/src/cpu/amd/pi/00730F01/acpi/cpu.asl
deleted file mode 100644
index ede5021e03..0000000000
--- a/src/cpu/amd/pi/00730F01/acpi/cpu.asl
+++ /dev/null
@@ -1,48 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-/*
- * Processor Object
- *
- */
-Scope (\_SB) { /* define processor scope */
-
- Device (P000) {
- Name(_HID, "ACPI0007")
- Name(_UID, 0)
- }
-
- Device (P001) {
- Name(_HID, "ACPI0007")
- Name(_UID, 1)
- }
-
- Device (P002) {
- Name(_HID, "ACPI0007")
- Name(_UID, 2)
- }
-
- Device (P003) {
- Name(_HID, "ACPI0007")
- Name(_UID, 3)
- }
-
- Device (P004) {
- Name(_HID, "ACPI0007")
- Name(_UID, 4)
- }
-
- Device (P005) {
- Name(_HID, "ACPI0007")
- Name(_UID, 5)
- }
-
- Device (P006) {
- Name(_HID, "ACPI0007")
- Name(_UID, 6)
- }
-
- Device (P007) {
- Name(_HID, "ACPI0007")
- Name(_UID, 7)
- }
-} /* End _SB scope */