Patch set updated for coreboot: drivers/intel/fsp1_1: Take platform ID as a string, not integers

[Alexandru Gagniuc]

Alexandru Gagniuc ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/11465

-gerrit

commit 79dd884fb62a2f4b49175b84a28f5467c75cfb2f
Author: Alexandru Gagniuc 
Date:   Sat Aug 29 18:53:43 2015 -0700

drivers/intel/fsp1_1: Take platform ID as a string, not integers

The platform ID is an 8 character ASCII string, so our config should
    take it in as a string, rather than a set of two 32-bit integers.

Change-Id: I76da85fab59fe4891fbc3b5edf430f2791b70ffb
    Signed-off-by: Alexandru Gagniuc 
---
 src/drivers/intel/fsp1_1/Kconfig    | 14 ++++----------
 src/drivers/intel/fsp1_1/fsp_util.c | 11 +++++++++--
 2 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/src/drivers/intel/fsp1_1/Kconfig b/src/drivers/intel/fsp1_1/Kconfig
index 42c42c0..2ffa323 100644
--- a/src/drivers/intel/fsp1_1/Kconfig
+++ b/src/drivers/intel/fsp1_1/Kconfig
@@ -63,17 +63,11 @@ config FSP_FILE
    help
      The path and filename of the Intel FSP binary for this platform.

-config FSP_IMAGE_ID_DWORD0
-	hex "First 4 bytes of 8 byte platform string"
+config FSP_IMAGE_ID_STRING
+	string "8 byte platform string identifying the FSP platform"
    help
-	  The first four bytes of the eight byte platform specific string
-	  used to identify the FSP binary that should be used.
-
-config FSP_IMAGE_ID_DWORD1
-	hex "Second 4 bytes of 8 byte platform string"
-	help
-	  The second four bytes of the eight byte platform specific string
-	  used to identify the FSP binary that should be used.
+	  8 ASCII character byte signature string that will help match the FSP
+	  binary to a supported hardware configuration.

config FSP_INCLUDE_PATH
    string "Path for FSP specific include files"
diff --git a/src/drivers/intel/fsp1_1/fsp_util.c b/src/drivers/intel/fsp1_1/fsp_util.c
index 18e8648..efef430 100644
--- a/src/drivers/intel/fsp1_1/fsp_util.c
+++ b/src/drivers/intel/fsp1_1/fsp_util.c
@@ -36,6 +36,13 @@ FSP_INFO_HEADER *find_fsp(void)
    	u8 *u8;
    	u32 u32;
    } fsp_ptr;
+	static const union {
+		char str_id[8];
+		u32 int_id[2];
+	} fsp_id = {
+		.str_id = CONFIG_FSP_IMAGE_ID_STRING
+	};
+
    u32 *image_id;

for (;;) {
@@ -87,8 +94,8 @@ FSP_INFO_HEADER *find_fsp(void)

/* Verify the FSP ID */
    	image_id = (u32 *)&fsp_ptr.fih->ImageId[0];
-		if ((image_id[0] != CONFIG_FSP_IMAGE_ID_DWORD0)
-			|| (image_id[1] != CONFIG_FSP_IMAGE_ID_DWORD1))
+		if ((image_id[0] != fsp_id.int_id[0])
+			|| (image_id[1] != fsp_id.int_id[1]))
    		fsp_ptr.u8 = (u8 *)ERROR_FSP_SIG_MISMATCH;
    	break;
    }