coreboot-mirror
/
seabios
mirror of https://review.coreboot.org/seabios.git
1
0
Fork 0
Code Issues Releases Wiki Activity

smbios: Support SMBIOS 3.0 entry point at smbios_romfile_setup() 

Support SMBIOS 3.0 entry points if exposed by QEMU in fw_cfg.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Eduardo Habkost 2020-12-10 14:11:34 -05:00 committed by Kevin O'Connor
parent 401d3132fd
commit fa69276802
1 changed files with 30 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
src/fw/biostables.c
View File

@ -588,19 +588,46 @@ smbios_21_setup_entry_point(struct romfile_s *f_tables,
return 1;
}
static int
smbios_30_setup_entry_point(struct romfile_s *f_tables,
struct smbios_30_entry_point *ep)
{
if (!smbios_build_tables(f_tables,
&ep->structure_table_address,
&ep->structure_table_max_size,
NULL, NULL))
return 0;
ep->checksum -= checksum(ep, sizeof(*ep));
copy_smbios_30(ep);
return 1;
}
static int
smbios_romfile_setup(void)
{
struct romfile_s *f_anchor = romfile_find("etc/smbios/smbios-anchor");
struct romfile_s *f_tables = romfile_find("etc/smbios/smbios-tables");
struct smbios_21_entry_point ep;
union {
struct smbios_21_entry_point ep21;
struct smbios_30_entry_point ep30;
} ep;
if (!f_anchor || !f_tables || f_anchor->size != sizeof(ep))
if (!f_anchor || !f_tables || f_anchor->size > sizeof(ep))
return 0;
f_anchor->copy(f_anchor, &ep, f_anchor->size);
return smbios_21_setup_entry_point(f_tables, &ep);
if (f_anchor->size == sizeof(ep.ep21) &&
ep.ep21.signature == SMBIOS_21_SIGNATURE) {
return smbios_21_setup_entry_point(f_tables, &ep.ep21);
} else if (f_anchor->size == sizeof(ep.ep30) &&
valid_smbios_30_signature(&ep.ep30)) {
return smbios_30_setup_entry_point(f_tables, &ep.ep30);
} else {
dprintf(1, "Invalid SMBIOS signature at etc/smbios/smbios-anchor\n");
return 0;
}
}
void