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Diffstat (limited to 'board/CZ.NIC/turris_omnia/eeprom.c')
-rw-r--r--board/CZ.NIC/turris_omnia/eeprom.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/board/CZ.NIC/turris_omnia/eeprom.c b/board/CZ.NIC/turris_omnia/eeprom.c
index a4f1dab..ea13e95 100644
--- a/board/CZ.NIC/turris_omnia/eeprom.c
+++ b/board/CZ.NIC/turris_omnia/eeprom.c
@@ -60,9 +60,13 @@ static struct eeprom_field omnia_layout[] = {
_DEF_FIELD("RAM size in GB", 4, ramsz),
_DEF_FIELD("Wi-Fi Region", 4, region),
_DEF_FIELD("CRC32 checksum", 4, bin),
+ _DEF_FIELD("Extended reserved fields", 44, reserved),
+ _DEF_FIELD("Extended CRC32 checksum", 4, bin),
};
static struct eeprom_field *crc_field = &omnia_layout[3];
+static struct eeprom_field *ext_crc_field =
+ &omnia_layout[ARRAY_SIZE(omnia_layout) - 1];
static int omnia_update_field(struct eeprom_layout *layout, char *field_name,
char *new_data)
@@ -91,6 +95,11 @@ static int omnia_update_field(struct eeprom_layout *layout, char *field_name,
put_unaligned_le32(crc, crc_field->buf);
}
+ if (field < ext_crc_field) {
+ u32 crc = crc32(0, layout->data, 44);
+ put_unaligned_le32(crc, ext_crc_field->buf);
+ }
+
return 0;
}
@@ -99,7 +108,7 @@ void eeprom_layout_assign(struct eeprom_layout *layout, int)
layout->fields = omnia_layout;
layout->num_of_fields = ARRAY_SIZE(omnia_layout);
layout->update = omnia_update_field;
- layout->data_size = 16;
+ layout->data_size = 64;
}
int eeprom_layout_detect(unsigned char *)