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platform: generic: Generate platform override module list at compile-time

Instead of having platform override module list hard-coded in the C source,
we generate it using carray.sh at compile-time.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Anup Patel il y a 2 ans
Parent
commit
a3a3c60b66

+ 5 - 0
platform/generic/objects.mk

@@ -8,5 +8,10 @@
 #
 
 platform-objs-y += platform.o
+platform-objs-y += platform_override_modules.o
+
+carray-platform_override_modules-y += sifive_fu540
 platform-objs-y += sifive_fu540.o
+
+carray-platform_override_modules-y += sifive_fu740
 platform-objs-y += sifive_fu740.o

+ 5 - 9
platform/generic/platform.c

@@ -24,13 +24,9 @@
 #include <sbi_utils/ipi/fdt_ipi.h>
 #include <sbi_utils/reset/fdt_reset.h>
 
-extern const struct platform_override sifive_fu540;
-extern const struct platform_override sifive_fu740;
-
-static const struct platform_override *special_platforms[] = {
-	&sifive_fu540,
-	&sifive_fu740,
-};
+/* List of platform override modules generated at compile time */
+extern const struct platform_override *platform_override_modules[];
+extern unsigned long platform_override_modules_size;
 
 static const struct platform_override *generic_plat = NULL;
 static const struct fdt_match *generic_plat_match = NULL;
@@ -41,8 +37,8 @@ static void fw_platform_lookup_special(void *fdt, int root_offset)
 	const struct platform_override *plat;
 	const struct fdt_match *match;
 
-	for (pos = 0; pos < array_size(special_platforms); pos++) {
-		plat = special_platforms[pos];
+	for (pos = 0; pos < platform_override_modules_size; pos++) {
+		plat = platform_override_modules[pos];
 		if (!plat->match_table)
 			continue;
 

+ 3 - 0
platform/generic/platform_override_modules.carray

@@ -0,0 +1,3 @@
+HEADER: platform_override.h
+TYPE: const struct platform_override
+NAME: platform_override_modules