From c7e2b6d140225dd0c76a38060b7ed8fb4ef10e02 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= <kyosti.malkki@gmail.com>
Date: Tue, 16 Jun 2020 11:25:01 +0300
Subject: lib/reg_script: Add guards for <arch/io.h>
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Header and implementation only present for ARCH_X86 stages.

Change-Id: I4b28e666a8a60bd0365cda8d7affa1eb063c4690
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42416
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 src/lib/reg_script.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src/lib/reg_script.c')

diff --git a/src/lib/reg_script.c b/src/lib/reg_script.c
index 51ef689ac9..e0ae68cd0e 100644
--- a/src/lib/reg_script.c
+++ b/src/lib/reg_script.c
@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#include <arch/io.h>
 #include <device/mmio.h>
 #include <device/pci_ops.h>
 #include <console/console.h>
@@ -15,6 +14,13 @@
 #include <cpu/x86/msr.h>
 #endif
 
+#if ENV_X86
+#include <arch/io.h>
+#define HAS_ARCH_IO 1
+#else
+#define HAS_ARCH_IO 0
+#endif
+
 #define HAS_IOSF (CONFIG(SOC_INTEL_BAYTRAIL))
 
 #if HAS_IOSF
@@ -104,6 +110,7 @@ static void reg_script_write_pci(struct reg_script_context *ctx)
 	}
 }
 
+#if HAS_ARCH_IO
 static uint32_t reg_script_read_io(struct reg_script_context *ctx)
 {
 	const struct reg_script *step = reg_script_get_step(ctx);
@@ -135,6 +142,7 @@ static void reg_script_write_io(struct reg_script_context *ctx)
 		break;
 	}
 }
+#endif
 
 static uint32_t reg_script_read_mmio(struct reg_script_context *ctx)
 {
@@ -441,10 +449,12 @@ static uint64_t reg_script_read(struct reg_script_context *ctx)
 		ctx->display_prefix = "PCI";
 		value = reg_script_read_pci(ctx);
 		break;
+#if HAS_ARCH_IO
 	case REG_SCRIPT_TYPE_IO:
 		ctx->display_prefix = "IO";
 		value = reg_script_read_io(ctx);
 		break;
+#endif
 	case REG_SCRIPT_TYPE_MMIO:
 		ctx->display_prefix = "MMIO";
 		value = reg_script_read_mmio(ctx);
@@ -495,10 +505,12 @@ static void reg_script_write(struct reg_script_context *ctx)
 		ctx->display_prefix = "PCI";
 		reg_script_write_pci(ctx);
 		break;
+#if HAS_ARCH_IO
 	case REG_SCRIPT_TYPE_IO:
 		ctx->display_prefix = "IO";
 		reg_script_write_io(ctx);
 		break;
+#endif
 	case REG_SCRIPT_TYPE_MMIO:
 		ctx->display_prefix = "MMIO";
 		reg_script_write_mmio(ctx);
-- 
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