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-rw-r--r--board/zinger/board.c1
-rw-r--r--common/firmware_image.lds.S2
-rw-r--r--common/fmap.c2
-rw-r--r--common/main.c2
-rw-r--r--common/rwsig.c1
-rw-r--r--common/system.c2
-rw-r--r--core/cortex-m/ec.lds.S2
-rw-r--r--core/cortex-m0/ec.lds.S2
-rw-r--r--core/minute-ia/ec.lds.S2
-rw-r--r--include/rsa.h61
-rw-r--r--include/rwsig.h78
11 files changed, 87 insertions, 68 deletions
diff --git a/board/zinger/board.c b/board/zinger/board.c
index bf4b51d5c7..d4b864763c 100644
--- a/board/zinger/board.c
+++ b/board/zinger/board.c
@@ -9,6 +9,7 @@
#include "ec_commands.h"
#include "registers.h"
#include "rsa.h"
+#include "rwsig.h"
#include "sha256.h"
#include "system.h"
#include "task.h"
diff --git a/common/firmware_image.lds.S b/common/firmware_image.lds.S
index 665743d878..30d7ebb0cc 100644
--- a/common/firmware_image.lds.S
+++ b/common/firmware_image.lds.S
@@ -4,7 +4,7 @@
*/
#include "config.h"
-#include "rsa.h"
+#include "rwsig.h"
OUTPUT_FORMAT(BFD_FORMAT, BFD_FORMAT, BFD_FORMAT)
OUTPUT_ARCH(BFD_ARCH)
diff --git a/common/fmap.c b/common/fmap.c
index eb2a883b5f..9b649c7db2 100644
--- a/common/fmap.c
+++ b/common/fmap.c
@@ -7,7 +7,7 @@
#include <stddef.h>
#include "common.h"
-#include "rsa.h"
+#include "rwsig.h"
#include "util.h"
#include "version.h"
diff --git a/common/main.c b/common/main.c
index a5f6e6a3b1..dff6c6a126 100644
--- a/common/main.c
+++ b/common/main.c
@@ -21,7 +21,7 @@
#ifdef CONFIG_MPU
#include "mpu.h"
#endif
-#include "rsa.h"
+#include "rwsig.h"
#include "system.h"
#include "task.h"
#include "timer.h"
diff --git a/common/rwsig.c b/common/rwsig.c
index d2218ba77e..931a74cbf2 100644
--- a/common/rwsig.c
+++ b/common/rwsig.c
@@ -11,6 +11,7 @@
#include "ec_commands.h"
#include "rollback.h"
#include "rsa.h"
+#include "rwsig.h"
#include "sha256.h"
#include "shared_mem.h"
#include "system.h"
diff --git a/common/system.c b/common/system.c
index 25ba9dea2c..b9e444c71c 100644
--- a/common/system.c
+++ b/common/system.c
@@ -15,7 +15,7 @@
#include "host_command.h"
#include "i2c.h"
#include "lpc.h"
-#include "rsa.h"
+#include "rwsig.h"
#include "spi_flash.h"
#ifdef CONFIG_MPU
#include "mpu.h"
diff --git a/core/cortex-m/ec.lds.S b/core/cortex-m/ec.lds.S
index 2deedbbd3d..47540ffb4a 100644
--- a/core/cortex-m/ec.lds.S
+++ b/core/cortex-m/ec.lds.S
@@ -3,7 +3,7 @@
* found in the LICENSE file.
*/
#include "config.h"
-#include "rsa.h"
+#include "rwsig.h"
#define STRINGIFY0(name) #name
#define STRINGIFY(name) STRINGIFY0(name)
diff --git a/core/cortex-m0/ec.lds.S b/core/cortex-m0/ec.lds.S
index c03133b186..a43499ab27 100644
--- a/core/cortex-m0/ec.lds.S
+++ b/core/cortex-m0/ec.lds.S
@@ -3,7 +3,7 @@
* found in the LICENSE file.
*/
#include "config.h"
-#include "rsa.h"
+#include "rwsig.h"
#define STRINGIFY0(name) #name
#define STRINGIFY(name) STRINGIFY0(name)
diff --git a/core/minute-ia/ec.lds.S b/core/minute-ia/ec.lds.S
index a15ffedaf0..2eacb8db39 100644
--- a/core/minute-ia/ec.lds.S
+++ b/core/minute-ia/ec.lds.S
@@ -3,7 +3,7 @@
* found in the LICENSE file.
*/
#include "config.h"
-#include "rsa.h"
+#include "rwsig.h"
OUTPUT_FORMAT(BFD_FORMAT, BFD_FORMAT, BFD_FORMAT)
OUTPUT_ARCH(BFD_ARCH)
diff --git a/include/rsa.h b/include/rsa.h
index 5999159817..a2d5f73393 100644
--- a/include/rsa.h
+++ b/include/rsa.h
@@ -63,67 +63,6 @@ int rsa_verify(const struct rsa_public_key *key,
const uint8_t *sha,
uint32_t *workbuf32);
-void check_rw_signature(void);
-
#endif /* !__ASSEMBLER__ */
-/*
- * The signer puts the public key and signature into the RO and RW images
- * (respectively) at known locations after the complete image is assembled. But
- * since we compile the RO & RW images separately, the other image's addresses
- * can't be computed by the linker. So we just hardcode the addresses here.
- * These can be overridden in board.h files if desired.
- */
-
-#ifndef CONFIG_RO_PUBKEY_SIZE
-#ifdef CONFIG_RWSIG_TYPE_RWSIG
-/*
- * rwsig type: 1024 bytes is enough to fit RSA-3072 public key.
- *
- * TODO(crosbug.com/p/62321): This still wastes space. We could pack the key at
- * any arbitrary location, but we need proper signer support to make sure it
- * can overwrite the key correctly.
- */
-#define CONFIG_RO_PUBKEY_SIZE 1024
-#else
-#define CONFIG_RO_PUBKEY_SIZE RSA_PUBLIC_KEY_SIZE
-#endif
-#endif /* ! CONFIG_RO_PUBKEY_SIZE */
-#ifndef CONFIG_RO_PUBKEY_ADDR
-#ifdef CONFIG_RWSIG_TYPE_RWSIG
-/* The pubkey goes at the end of the RO region */
-#define CONFIG_RO_PUBKEY_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
- + CONFIG_RO_MEM_OFF \
- + CONFIG_RO_SIZE \
- - CONFIG_RO_PUBKEY_SIZE)
-#else
-/*
- * usbpd1 type assumes pubkey location at the end of first half of flash,
- * which might actually be in the PSTATE region.
- */
-#define CONFIG_RO_PUBKEY_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
- + (CONFIG_FLASH_SIZE / 2) \
- - CONFIG_RO_PUBKEY_SIZE)
-#endif
-#endif /* CONFIG_RO_PUBKEY_ADDR */
-
-#ifndef CONFIG_RW_SIG_SIZE
-#ifdef CONFIG_RWSIG_TYPE_RWSIG
-/*
- * rwsig type: futility expects signature to be 1024 bytes from the end of
- * the file.
- */
-#define CONFIG_RW_SIG_SIZE 1024
-#else
-#define CONFIG_RW_SIG_SIZE RSANUMBYTES
-#endif
-#endif /* ! CONFIG_RW_SIG_SIZE */
-#ifndef CONFIG_RW_SIG_ADDR
-/* The signature goes at the end of the RW region */
-#define CONFIG_RW_SIG_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
- + CONFIG_RW_MEM_OFF \
- + CONFIG_RW_SIZE \
- - CONFIG_RW_SIG_SIZE)
-#endif /* !CONFIG_RW_SIG_ADDR */
-
#endif /* __CROS_EC_RSA_H */
diff --git a/include/rwsig.h b/include/rwsig.h
new file mode 100644
index 0000000000..138751d3cc
--- /dev/null
+++ b/include/rwsig.h
@@ -0,0 +1,78 @@
+/* Copyright 2017 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef __CROS_EC_RWSIG_H
+#define __CROS_EC_RWSIG_H
+
+#include "config.h"
+#include "rsa.h"
+
+#ifndef __ASSEMBLER__
+
+/* Checks RW signature. */
+void check_rw_signature(void);
+
+#endif /* !__ASSEMBLER__ */
+
+/*
+ * The signer puts the public key and signature into the RO and RW images
+ * (respectively) at known locations after the complete image is assembled. But
+ * since we compile the RO & RW images separately, the other image's addresses
+ * can't be computed by the linker. So we just hardcode the addresses here.
+ * These can be overridden in board.h files if desired.
+ */
+
+#ifndef CONFIG_RO_PUBKEY_SIZE
+#ifdef CONFIG_RWSIG_TYPE_RWSIG
+/*
+ * rwsig type: 1024 bytes is enough to fit RSA-3072 public key.
+ *
+ * TODO(crosbug.com/p/62321): This still wastes space. We could pack the key at
+ * any arbitrary location, but we need proper signer support to make sure it
+ * can overwrite the key correctly.
+ */
+#define CONFIG_RO_PUBKEY_SIZE 1024
+#else
+#define CONFIG_RO_PUBKEY_SIZE RSA_PUBLIC_KEY_SIZE
+#endif
+#endif /* ! CONFIG_RO_PUBKEY_SIZE */
+#ifndef CONFIG_RO_PUBKEY_ADDR
+#ifdef CONFIG_RWSIG_TYPE_RWSIG
+/* The pubkey goes at the end of the RO region */
+#define CONFIG_RO_PUBKEY_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
+ + CONFIG_RO_MEM_OFF \
+ + CONFIG_RO_SIZE \
+ - CONFIG_RO_PUBKEY_SIZE)
+#else
+/*
+ * usbpd1 type assumes pubkey location at the end of first half of flash,
+ * which might actually be in the PSTATE region.
+ */
+#define CONFIG_RO_PUBKEY_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
+ + (CONFIG_FLASH_SIZE / 2) \
+ - CONFIG_RO_PUBKEY_SIZE)
+#endif
+#endif /* CONFIG_RO_PUBKEY_ADDR */
+
+#ifndef CONFIG_RW_SIG_SIZE
+#ifdef CONFIG_RWSIG_TYPE_RWSIG
+/*
+ * rwsig type: futility expects signature to be 1024 bytes from the end of
+ * the file.
+ */
+#define CONFIG_RW_SIG_SIZE 1024
+#else
+#define CONFIG_RW_SIG_SIZE RSANUMBYTES
+#endif
+#endif /* ! CONFIG_RW_SIG_SIZE */
+#ifndef CONFIG_RW_SIG_ADDR
+/* The signature goes at the end of the RW region */
+#define CONFIG_RW_SIG_ADDR (CONFIG_PROGRAM_MEMORY_BASE \
+ + CONFIG_RW_MEM_OFF \
+ + CONFIG_RW_SIZE \
+ - CONFIG_RW_SIG_SIZE)
+#endif /* !CONFIG_RW_SIG_ADDR */
+
+#endif /* __CROS_EC_RWSIG_H */
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