Fix usage of IMAGE_BLx macros

These macros are only defined for corresponding image,
and they are undefined for other images. It means that we have
to use ifdef or defined() instead of relying on being 0 by default.

Change-Id: Iad11efab9830ddf471599b46286e1c56581ef5a7
Signed-off-by: Roberto Vargas <roberto.vargas@arm.com>
diff --git a/include/lib/xlat_tables/xlat_tables_v2_helpers.h b/include/lib/xlat_tables/xlat_tables_v2_helpers.h
index 28228c4..96dee1a 100644
--- a/include/lib/xlat_tables/xlat_tables_v2_helpers.h
+++ b/include/lib/xlat_tables/xlat_tables_v2_helpers.h
@@ -168,7 +168,7 @@
  * This IMAGE_EL macro must not to be used outside the library, and it is only
  * used in AArch64.
  */
-#if IMAGE_BL1 || IMAGE_BL31
+#if defined(IMAGE_BL1) || defined(IMAGE_BL31)
 # define IMAGE_EL	3
 # define IMAGE_XLAT_DEFAULT_REGIME EL3_REGIME
 #else
diff --git a/plat/hisilicon/hikey/aarch64/hikey_common.c b/plat/hisilicon/hikey/aarch64/hikey_common.c
index 02a00ac..d5b63cc 100644
--- a/plat/hisilicon/hikey/aarch64/hikey_common.c
+++ b/plat/hisilicon/hikey/aarch64/hikey_common.c
@@ -59,7 +59,7 @@
  * This doesn't include Trusted RAM as the 'mem_layout' argument passed to
  * hikey_init_mmu_elx() will give the available subset of that,
  */
-#if IMAGE_BL1
+#ifdef IMAGE_BL1
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_ROM_PARAM,
@@ -68,7 +68,7 @@
 };
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DDR,
 	MAP_DEVICE,
@@ -82,7 +82,7 @@
 };
 #endif
 
-#if IMAGE_BL31
+#ifdef IMAGE_BL31
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_SRAM,
@@ -91,7 +91,7 @@
 };
 #endif
 
-#if IMAGE_BL32
+#ifdef IMAGE_BL32
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_DDR,
diff --git a/plat/hisilicon/hikey/hikey_io_storage.c b/plat/hisilicon/hikey/hikey_io_storage.c
index 60ec42b..57c66d5 100644
--- a/plat/hisilicon/hikey/hikey_io_storage.c
+++ b/plat/hisilicon/hikey/hikey_io_storage.c
@@ -47,7 +47,7 @@
 
 static const io_block_dev_spec_t emmc_dev_spec = {
 	/* It's used as temp buffer in block driver. */
-#if IMAGE_BL1
+#ifdef IMAGE_BL1
 	.buffer		= {
 		.offset	= HIKEY_BL1_MMC_DATA_BASE,
 		.length	= HIKEY_BL1_MMC_DATA_SIZE,
diff --git a/plat/hisilicon/hikey/include/platform_def.h b/plat/hisilicon/hikey/include/platform_def.h
index 0180654..f4a3fd4 100644
--- a/plat/hisilicon/hikey/include/platform_def.h
+++ b/plat/hisilicon/hikey/include/platform_def.h
@@ -151,15 +151,15 @@
  */
 #define ADDR_SPACE_SIZE			(1ull << 32)
 
-#if IMAGE_BL1 || IMAGE_BL32
+#if defined(IMAGE_BL1) || defined(IMAGE_BL32)
 #define MAX_XLAT_TABLES			3
 #endif
 
-#if IMAGE_BL31
+#ifdef IMAGE_BL31
 #define MAX_XLAT_TABLES			4
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 #if LOAD_IMAGE_V2
 #ifdef SPD_opteed
 #define MAX_XLAT_TABLES			4
diff --git a/plat/hisilicon/hikey960/aarch64/hikey960_common.c b/plat/hisilicon/hikey960/aarch64/hikey960_common.c
index bce0c96..b1020a6 100644
--- a/plat/hisilicon/hikey960/aarch64/hikey960_common.c
+++ b/plat/hisilicon/hikey960/aarch64/hikey960_common.c
@@ -55,7 +55,7 @@
  * This doesn't include Trusted RAM as the 'mem_layout' argument passed to
  * hikey960_init_mmu_elx() will give the available subset of that,
  */
-#if IMAGE_BL1
+#ifdef IMAGE_BL1
 static const mmap_region_t hikey960_mmap[] = {
 	MAP_UFS_DATA,
 	MAP_BL1_RW,
@@ -65,7 +65,7 @@
 };
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 static const mmap_region_t hikey960_mmap[] = {
 	MAP_DDR,
 	MAP_DEVICE,
@@ -79,7 +79,7 @@
 };
 #endif
 
-#if IMAGE_BL31
+#ifdef IMAGE_BL31
 static const mmap_region_t hikey960_mmap[] = {
 	MAP_DEVICE,
 	MAP_TSP_MEM,
@@ -87,7 +87,7 @@
 };
 #endif
 
-#if IMAGE_BL32
+#ifdef IMAGE_BL32
 static const mmap_region_t hikey960_mmap[] = {
 	MAP_DEVICE,
 	MAP_DDR,
diff --git a/plat/hisilicon/hikey960/include/platform_def.h b/plat/hisilicon/hikey960/include/platform_def.h
index 202952c..cb76090 100644
--- a/plat/hisilicon/hikey960/include/platform_def.h
+++ b/plat/hisilicon/hikey960/include/platform_def.h
@@ -116,11 +116,11 @@
  */
 #define ADDR_SPACE_SIZE			(1ull << 32)
 
-#if IMAGE_BL1 || IMAGE_BL31 || IMAGE_BL32
+#if defined(IMAGE_BL1) || defined(IMAGE_BL31) || defined(IMAGE_BL32)
 #define MAX_XLAT_TABLES			3
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 #if LOAD_IMAGE_V2
 #ifdef SPD_opteed
 #define MAX_XLAT_TABLES			4
diff --git a/plat/rockchip/rk3328/include/platform_def.h b/plat/rockchip/rk3328/include/platform_def.h
index 7304dcf..39d3c21 100644
--- a/plat/rockchip/rk3328/include/platform_def.h
+++ b/plat/rockchip/rk3328/include/platform_def.h
@@ -26,13 +26,13 @@
 /* Size of cacheable stacks */
 #if DEBUG_XLAT_TABLE
 #define PLATFORM_STACK_SIZE 0x800
-#elif IMAGE_BL1
+#elif defined(IMAGE_BL1)
 #define PLATFORM_STACK_SIZE 0x440
-#elif IMAGE_BL2
+#elif defined(IMAGE_BL2)
 #define PLATFORM_STACK_SIZE 0x400
-#elif IMAGE_BL31
+#elif defined(IMAGE_BL31)
 #define PLATFORM_STACK_SIZE 0x800
-#elif IMAGE_BL32
+#elif defined(IMAGE_BL32)
 #define PLATFORM_STACK_SIZE 0x440
 #endif