intel: Define `RCBA_LENGTH` in Kconfig and use it

Change-Id: Ief81d49f04c1743b2a37633c4a35da9d6ddb0974
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50039
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/gm45/acpi/gm45.asl b/src/northbridge/intel/gm45/acpi/gm45.asl
index 8c5fb49..fc73f24 100644
--- a/src/northbridge/intel/gm45/acpi/gm45.asl
+++ b/src/northbridge/intel/gm45/acpi/gm45.asl
@@ -13,7 +13,7 @@
 	// This does not seem to work correctly yet - set values statically for
 	// now.
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed(ReadWrite, DEFAULT_MCHBAR,   0x00004000)
 		Memory32Fixed(ReadWrite, DEFAULT_DMIBAR,   0x00001000)
 		Memory32Fixed(ReadWrite, DEFAULT_EPBAR,    0x00001000)
diff --git a/src/northbridge/intel/haswell/acpi/hostbridge.asl b/src/northbridge/intel/haswell/acpi/hostbridge.asl
index 50a1306..1ff2826 100644
--- a/src/northbridge/intel/haswell/acpi/hostbridge.asl
+++ b/src/northbridge/intel/haswell/acpi/hostbridge.asl
@@ -174,7 +174,7 @@
 	Name (_UID, 1)
 
 	Name (PDRS, ResourceTemplate () {
-		Memory32Fixed (ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed (ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed (ReadWrite, DEFAULT_MCHBAR,   0x00008000)
 		Memory32Fixed (ReadWrite, DEFAULT_DMIBAR,   0x00001000)
 		Memory32Fixed (ReadWrite, DEFAULT_EPBAR,    0x00001000)
diff --git a/src/northbridge/intel/i945/acpi/i945.asl b/src/northbridge/intel/i945/acpi/i945.asl
index 5e7f4ec..349234b 100644
--- a/src/northbridge/intel/i945/acpi/i945.asl
+++ b/src/northbridge/intel/i945/acpi/i945.asl
@@ -37,7 +37,7 @@
 	//})
 
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed(ReadWrite, DEFAULT_MCHBAR, 0x00004000)
 		Memory32Fixed(ReadWrite, DEFAULT_DMIBAR, 0x00001000)
 		Memory32Fixed(ReadWrite, DEFAULT_EPBAR, 0x00001000)
diff --git a/src/northbridge/intel/ironlake/acpi/ironlake.asl b/src/northbridge/intel/ironlake/acpi/ironlake.asl
index c43b17b..31af469 100644
--- a/src/northbridge/intel/ironlake/acpi/ironlake.asl
+++ b/src/northbridge/intel/ironlake/acpi/ironlake.asl
@@ -10,7 +10,7 @@
 	Name (_UID, 1)
 
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed(ReadWrite, DEFAULT_MCHBAR,   0x00008000)
 		Memory32Fixed(ReadWrite, DEFAULT_DMIBAR,   0x00001000)
 		Memory32Fixed(ReadWrite, DEFAULT_EPBAR,    0x00001000)
diff --git a/src/northbridge/intel/pineview/acpi/pineview.asl b/src/northbridge/intel/pineview/acpi/pineview.asl
index 2f34b0d..7db1d37 100644
--- a/src/northbridge/intel/pineview/acpi/pineview.asl
+++ b/src/northbridge/intel/pineview/acpi/pineview.asl
@@ -12,7 +12,7 @@
 	/* This does not seem to work correctly yet - set values statically for now. */
 
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed(ReadWrite, DEFAULT_MCHBAR,   0x00004000)
 		Memory32Fixed(ReadWrite, DEFAULT_DMIBAR,   0x00001000)
 		Memory32Fixed(ReadWrite, DEFAULT_EPBAR,    0x00001000)
diff --git a/src/northbridge/intel/sandybridge/acpi/sandybridge.asl b/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
index 16bcd54..5d7a777 100644
--- a/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
+++ b/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
@@ -10,7 +10,7 @@
 	Name (_UID, 1)
 
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		// Filled by _CRS
 		Memory32Fixed(ReadWrite, 0, 0x00008000, MCHB)
 		Memory32Fixed(ReadWrite, 0, 0x00001000, DMIB)
diff --git a/src/northbridge/intel/x4x/acpi/x4x.asl b/src/northbridge/intel/x4x/acpi/x4x.asl
index 60ee615..9eed44e 100644
--- a/src/northbridge/intel/x4x/acpi/x4x.asl
+++ b/src/northbridge/intel/x4x/acpi/x4x.asl
@@ -10,7 +10,7 @@
 	Name (_UID, 1)
 
 	Name (PDRS, ResourceTemplate() {
-		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, 0x00004000)
+		Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
 		Memory32Fixed(ReadWrite, DEFAULT_MCHBAR,   0x00004000)
 		Memory32Fixed(ReadWrite, DEFAULT_DMIBAR,   0x00001000)
 		Memory32Fixed(ReadWrite, DEFAULT_EPBAR,    0x00001000)