payloads,src: Replace ALIGN(x, a) by ALIGN_UP(x, a) for clarity

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Change-Id: I80f3d2c90c58daa62651f6fd635c043b1ce38b84
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68255
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/lib/bootmem.c

@@ -228,7 +228,7 @@ void *bootmem_allocate_buffer(size_t size)
 	}
 
 	/* 4KiB alignment. */
-	size = ALIGN(size, 4096);
+	size = ALIGN_UP(size, 4096);
 	region = NULL;
 	memranges_each_entry(r, &bootmem) {
 		if (range_entry_base(r) >= max_addr)

src/lib/gcov-glue.c

@@ -37,7 +37,7 @@ static FILE *fopen(const char *path, const char *mode)
 	} else {
 		previous_file = current_file;
 		current_file =
-			(FILE *)(ALIGN(((unsigned long)previous_file->data
+			(FILE *)(ALIGN_UP(((unsigned long)previous_file->data
 			+ previous_file->len), 16));
 	}
 
@@ -50,7 +50,7 @@ static FILE *fopen(const char *path, const char *mode)
 		current_file->filename = (char *)&current_file[1];
 		strcpy(current_file->filename, path);
 		current_file->data =
-			(char *)ALIGN(((unsigned long)current_file->filename
+			(char *)ALIGN_UP(((unsigned long)current_file->filename
 			+ strlen(path) + 1), 16);
 		current_file->offset = 0;
 		current_file->len = 0;

src/lib/malloc.c

@@ -26,7 +26,7 @@ void *memalign(size_t boundary, size_t size)
 	MALLOCDBG("%s Enter, boundary %zu, size %zu, free_mem_ptr %p\n",
 		__func__, boundary, size, free_mem_ptr);
 
-	free_mem_ptr = (void *)ALIGN((unsigned long)free_mem_ptr, boundary);
+	free_mem_ptr = (void *)ALIGN_UP((unsigned long)free_mem_ptr, boundary);
 
 	p = free_mem_ptr;
 	free_mem_ptr += size;

src/lib/rmodule.c

@@ -222,7 +222,7 @@ static void *rmodule_cbfs_allocator(void *rsl_arg, size_t unused,
 	 * to place the rmodule so that the program falls on the aligned
 	 * address with the header just before it. Therefore, we need at least
 	 * a page to account for the size of the header. */
-	size_t region_size = ALIGN(memlen + region_alignment, 4096);
+	size_t region_size = ALIGN_UP(memlen + region_alignment, 4096);
 	/* The program starts immediately after the header. However,
 	 * it needs to be aligned to a 4KiB boundary. Therefore, adjust the
 	 * program location so that the program lands on a page boundary.  The