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authorGeorg-Johann Lay <avr@gjlay.de>2024-05-20 12:12:10 +0100
committerNick Clifton <nickc@redhat.com>2024-05-20 12:12:10 +0100
commitf65d4a2f81060e58d86616e8773fb0af38cab33b (patch)
tree35ff150ec391a492f8837fc7626499fea59e2099 /binutils
parent3ce12d6d4adb0e3dbdf90628a3e0d37a6ea21512 (diff)
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Let avr-objdump show .note.gnu.avr.deviceinfo
PR 31704
Diffstat (limited to 'binutils')
-rw-r--r--binutils/od-elf32_avr.c58
1 files changed, 56 insertions, 2 deletions
diff --git a/binutils/od-elf32_avr.c b/binutils/od-elf32_avr.c
index d32bd4f..4e6b6fa 100644
--- a/binutils/od-elf32_avr.c
+++ b/binutils/od-elf32_avr.c
@@ -36,12 +36,14 @@
/* Index of the options in the options[] array. */
#define OPT_MEMUSAGE 0
#define OPT_AVRPROP 1
+#define OPT_AVRDEVICEINFO 2
/* List of actions. */
static struct objdump_private_option options[] =
{
{ "mem-usage", 0 },
{ "avr-prop", 0},
+ { "avr-deviceinfo", 0},
{ NULL, 0 }
};
@@ -52,8 +54,9 @@ elf32_avr_help (FILE *stream)
{
fprintf (stream, _("\
For AVR ELF files:\n\
- mem-usage Display memory usage\n\
- avr-prop Display contents of .avr.prop section\n\
+ mem-usage Display memory usage\n\
+ avr-prop Display contents of .avr.prop section\n\
+ avr-deviceinfo Display contents of .note.gnu.avr.deviceinfo section\n\
"));
}
@@ -347,6 +350,55 @@ elf32_avr_dump_avr_prop (bfd *abfd)
free (r_list);
}
+
+static void
+elf32_avr_dump_avr_deviceinfo (bfd *abfd)
+{
+ char *description = NULL;
+ bfd_size_type sec_size, desc_size;
+
+ deviceinfo dinfo = { 0, 0, 0, 0, 0, 0, NULL };
+ dinfo.name = "Unknown";
+
+ char *contents = elf32_avr_get_note_section_contents (abfd, &sec_size);
+
+ if (contents == NULL)
+ return;
+
+ description = elf32_avr_get_note_desc (abfd, contents, sec_size, &desc_size);
+ elf32_avr_get_device_info (abfd, description, desc_size, &dinfo);
+
+ printf ("AVR Device Info\n"
+ "----------------\n"
+ "Device: %s\n\n", dinfo.name);
+
+ printf ("Memory Start Size Start Size\n");
+
+ printf ("Flash %9" PRIu32 " %9" PRIu32 " %#9" PRIx32 " %#9" PRIx32 "\n",
+ dinfo.flash_start, dinfo.flash_size,
+ dinfo.flash_start, dinfo.flash_size);
+
+ /* FIXME: There are devices like ATtiny11 without RAM, and where the
+ avr/io*.h header has defines like
+ #define RAMSTART 0x60
+ // Last memory addresses
+ #define RAMEND 0x1F
+ which results in a negative RAM size. The correct display would be to
+ show a size of 0, however we also want to show what's actually in the
+ note section as precise as possible. Hence, display the decimal size
+ as %d, not as %u. */
+ printf ("RAM %9" PRIu32 " %9" PRId32 " %#9" PRIx32 " %#9" PRIx32 "\n",
+ dinfo.ram_start, dinfo.ram_size,
+ dinfo.ram_start, dinfo.ram_size);
+
+ printf ("EEPROM %9" PRIu32 " %9" PRIu32 " %#9" PRIx32 " %#9" PRIx32 "\n",
+ dinfo.eeprom_start, dinfo.eeprom_size,
+ dinfo.eeprom_start, dinfo.eeprom_size);
+
+ free (contents);
+}
+
+
static void
elf32_avr_dump (bfd *abfd)
{
@@ -354,6 +406,8 @@ elf32_avr_dump (bfd *abfd)
elf32_avr_dump_mem_usage (abfd);
if (options[OPT_AVRPROP].selected)
elf32_avr_dump_avr_prop (abfd);
+ if (options[OPT_AVRDEVICEINFO].selected)
+ elf32_avr_dump_avr_deviceinfo (abfd);
}
const struct objdump_private_desc objdump_private_desc_elf32_avr =