binman: Add a ELF test file with disjoint text sections

Add a file that has two text sections at different addresses, so we can
test this behaviour in binman, once added.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/tools/binman/test/Makefile b/tools/binman/test/Makefile
index 387ba16..57057e2 100644 (file)
--- a/tools/binman/test/Makefile
+++ b/tools/binman/test/Makefile
@@ -29,11 +29,12 @@ LDS_BINMAN := -T $(SRC)u_boot_binman_syms.lds
 LDS_BINMAN_BAD := -T $(SRC)u_boot_binman_syms_bad.lds
 LDS_BINMAN_X86 := -T $(SRC)u_boot_binman_syms_x86.lds
 LDS_BINMAN_EMBED := -T $(SRC)u_boot_binman_embed.lds
+LDS_EFL_SECTIONS := -T $(SRC)elf_sections.lds
 
 TARGETS = u_boot_ucode_ptr u_boot_no_ucode_ptr bss_data \
        u_boot_binman_syms u_boot_binman_syms.bin u_boot_binman_syms_bad \
        u_boot_binman_syms_size u_boot_binman_syms_x86 embed_data \
-       u_boot_binman_embed u_boot_binman_embed_sm
+       u_boot_binman_embed u_boot_binman_embed_sm elf_sections
 
 all: $(TARGETS)
 
@@ -70,6 +71,9 @@ u_boot_binman_embed: u_boot_binman_embed.c
 u_boot_binman_embed_sm: CFLAGS += $(LDS_BINMAN_EMBED)
 u_boot_binman_embed_sm: u_boot_binman_embed_sm.c
 
+elf_sections: CFLAGS += $(LDS_EFL_SECTIONS)
+elf_sections: elf_sections.c
+
 clean:
        rm -f $(TARGETS)
 

diff --git a/tools/binman/test/elf_sections.c b/tools/binman/test/elf_sections.c
new file mode 100644 (file)
index 0000000..9bcce9a
--- /dev/null
+++ b/tools/binman/test/elf_sections.c
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Program containing two text sections
+ */
+
+int __attribute__((section(".sram_data"))) data[29];
+
+int __attribute__((section(".sram_code"))) calculate(int x)
+{
+       data[0] = x;
+
+       return x * x;
+}
+
+int main(void)
+{
+       return calculate(123);
+}

diff --git a/tools/binman/test/elf_sections.lds b/tools/binman/test/elf_sections.lds
new file mode 100644 (file)
index 0000000..7b6e932
--- /dev/null
+++ b/tools/binman/test/elf_sections.lds
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2016 Google, Inc
+ */
+
+OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
+OUTPUT_ARCH(i386)
+ENTRY(_start)
+
+SECTIONS
+{
+       . = 0x00000010;
+       _start = .;
+
+       . = ALIGN(4);
+       .text :
+       {
+               *(.text*)
+       }
+
+       . = 0x00001000;
+       .sram :
+       {
+               *(.sram*)
+       }
+
+       /DISCARD/ : {
+               *(.comment)
+               *(.dyn*)
+       }
+}