AGESA boards: Clean up definition of BIOS_SIZE in platform_cfg
Clean up vendor code from hard coded #define if-def chain with a
pre-processor shift and subtract.
Change-Id: Ibce34ab576d7db8586a6ec8f9b2460268e0e1878
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/4811
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Tested-by: build bot (Jenkins)
diff --git a/src/mainboard/avalue/eax-785e/platform_cfg.h b/src/mainboard/avalue/eax-785e/platform_cfg.h
index 68db913..100b033 100644
--- a/src/mainboard/avalue/eax-785e/platform_cfg.h
+++ b/src/mainboard/avalue/eax-785e/platform_cfg.h
@@ -22,31 +22,15 @@
#define _PLATFORM_CFG_H_
/**
- * @def BIOS_SIZE_1M
- * @def BIOS_SIZE_2M
- * @def BIOS_SIZE_4M
- * @def BIOS_SIZE_8M
- */
-#define BIOS_SIZE_1M 0
-#define BIOS_SIZE_2M 1
-#define BIOS_SIZE_4M 3
-#define BIOS_SIZE_8M 7
-
-/* In SB800, default ROM size is 1M Bytes, if your platform ROM
+ * @def BIOS_SIZE -> BIOS_SIZE_{1,2,4,8,16}M
+ *
+ * In SB800, default ROM size is 1M Bytes, if your platform ROM
* bigger than 1M you have to set the ROM size outside CIMx module and
* before AGESA module get call.
*/
#ifndef BIOS_SIZE
-#if CONFIG_COREBOOT_ROMSIZE_KB_1024
- #define BIOS_SIZE BIOS_SIZE_1M
-#elif CONFIG_COREBOOT_ROMSIZE_KB_2048 == 1
- #define BIOS_SIZE BIOS_SIZE_2M
-#elif CONFIG_COREBOOT_ROMSIZE_KB_4096 == 1
- #define BIOS_SIZE BIOS_SIZE_4M
-#elif CONFIG_COREBOOT_ROMSIZE_KB_8192 == 1
- #define BIOS_SIZE BIOS_SIZE_8M
-#endif
-#endif
+#define BIOS_SIZE ((CONFIG_COREBOOT_ROMSIZE_KB >> 10) - 1)
+#endif /* BIOS_SIZE */
/**
* @def SPREAD_SPECTRUM