[PATCH v3 06/57] x86: Add a config for the systemagent PCIEX regions size

Simon Glass
2020-09-06T21:43:14Z

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>
---

(no changes since v1)

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

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 76276c60274..256a1100bd3 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -976,4 +976,22 @@ 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
--
2.28.0.526.ge36021eeef-goog