CTCaer/switch-l4t-atf
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Generate build time and date message at link time.

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So it updates each time a bootloader changes, not just when bl*_main.c
files are recompiled.

Fixes ARM-software/tf-issues#33

Change-Id: Ie8e1a7bd7e1913d2e96ac268606284f76af8c5ab
Signed-off-by: Jon Medhurst <tixy@linaro.org>
This commit is contained in:
Jon Medhurst 2014-02-17 12:18:24 +00:00 committed by Dan Handley
parent 38aa76a87f
commit fb05246201
6 changed files with 10 additions and 11 deletions
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5
Makefile
View File

@ -353,8 +353,11 @@ $(BUILD_DIR) :
$(ELF) : $(OBJS) $(LINKERFILE)
@echo " LD $$@"
@echo 'const char build_message[] = "Built : "__TIME__", "__DATE__;' | \
$$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o
$$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \
--entry=$(BL$(1)_ENTRY_POINT) $(OBJS)
--entry=$(BL$(1)_ENTRY_POINT) $(OBJS) \
$(BUILD_DIR)/build_message.o
$(DUMP) : $(ELF)
@echo " OD $$@"

2
bl1/bl1_main.c
View File

@ -70,7 +70,7 @@ void bl1_main(void)
/* Announce our arrival */
printf(FIRMWARE_WELCOME_STR);
printf("Built : %s, %s\n\r", __TIME__, __DATE__);
printf("%s\n\r", build_message);
/*
* Find out how much free trusted ram remains after BL1 load

4
bl2/bl2_main.c
View File

@ -58,9 +58,7 @@ void bl2_main(void)
/* Perform platform setup in BL1 */
bl2_platform_setup();
#if defined(__GNUC__)
printf("BL2 Built : %s, %s\n\r", __TIME__, __DATE__);
#endif
printf("BL2 %s\n\r", build_message);
/* Find out how much free trusted ram remains after BL2 load */
bl2_tzram_layout = bl2_plat_sec_mem_layout();

5
bl31/bl31_main.c
View File

@ -83,9 +83,8 @@ void bl31_main(void)
/* Perform platform setup in BL1 */
bl31_platform_setup();
#if defined (__GNUC__)
printf("BL31 Built : %s, %s\n\r", __TIME__, __DATE__);
#endif
printf("BL31 %s\n\r", build_message);
/* Initialise helper libraries */
bl31_lib_init();

4
bl32/tsp/tsp_main.c
View File

@ -121,9 +121,7 @@ uint64_t tsp_main(void)
tsp_stats[linear_id].cpu_on_count++;
spin_lock(&console_lock);
#if defined (__GNUC__)
printf("TSP Built : %s, %s\n\r", __TIME__, __DATE__);
#endif
printf("TSP %s\n\r", build_message);
INFO("Total memory base : 0x%x\n", mem_layout->total_base);
INFO("Total memory size : 0x%x bytes\n", mem_layout->total_size);
INFO("Free memory base : 0x%x\n", mem_layout->free_base);

1
include/bl_common.h
View File

@ -140,6 +140,7 @@ extern void __dead2 run_image(unsigned long entrypoint,
void *first_arg,
void *second_arg);
extern unsigned long *get_el_change_mem_ptr(void);
extern const char build_message[];
#endif /*__ASSEMBLY__*/