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[v1,06/54] x86: Add a config for the systemagent PCIEX regions size

Message ID 20200726214408.v1.6.Ibf6615ca086fcd12272968cb3f86975a5a6cef51@changeid
State Superseded
Delegated to: Bin Meng
Headers show
Series dm: Add programatic generation of ACPI tables (part D) | expand

Commit Message

Simon Glass July 27, 2020, 3:44 a.m. UTC
Add a way to specify the required size for this region. This is used when
generating ACPI tables.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

 arch/x86/Kconfig                | 18 ++++++++++++++++++
 arch/x86/cpu/apollolake/Kconfig |  1 +
 2 files changed, 19 insertions(+)
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Patch

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index ff4f06ed79c..e90d1171f19 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -964,4 +964,22 @@  config TPL_ACPI_GPE
 
 	  See https://queue.acm.org/blogposting.cfm?id=18977 for more info
 
+config SA_PCIEX_LENGTH
+	hex
+	default 0x10000000 if (PCIEX_LENGTH_256MB)
+	default 0x8000000 if (PCIEX_LENGTH_128MB)
+	default 0x4000000 if (PCIEX_LENGTH_64MB)
+	default 0x10000000
+	help
+	  This option allows you to select length of PCIEX region.
+
+config PCIEX_LENGTH_256MB
+	bool
+
+config PCIEX_LENGTH_128MB
+	bool
+
+config PCIEX_LENGTH_64MB
+	bool
+
 endmenu
diff --git a/arch/x86/cpu/apollolake/Kconfig b/arch/x86/cpu/apollolake/Kconfig
index 99d4e105c25..37d6289ee41 100644
--- a/arch/x86/cpu/apollolake/Kconfig
+++ b/arch/x86/cpu/apollolake/Kconfig
@@ -13,6 +13,7 @@  config INTEL_APOLLOLAKE
 	select TPL_X86_TSC_TIMER_NATIVE
 	select SPL_PCH_SUPPORT
 	select TPL_PCH_SUPPORT
+	select PCIEX_LENGTH_256MB
 	select PCH_SUPPORT
 	select P2SB
 	select SMP_AP_WORK