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smbios: error handling for invalid addresses

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SMBIOS tables only support 32bit addresses. If we don't have memory here
handle the error gracefully:

* on x86_64 fail to start U-Boot
* during UEFI booting ignore the missing table

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Heinrich Schuchardt
2021-05-15 18:07:47 +02:00
parent 11275e4f72
commit c193d9bd28
4 changed files with 27 additions and 12 deletions
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4
lib/smbios.c
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@@ -530,7 +530,8 @@ ulong write_smbios_table(ulong addr)
*/
printf("WARNING: SMBIOS table_address overflow %llx\n",
(unsigned long long)table_addr);
table_addr = 0;
addr = 0;
goto out;
}
se->struct_table_address = table_addr;
@@ -541,6 +542,7 @@ ulong write_smbios_table(ulong addr)
isize = sizeof(struct smbios_entry) - SMBIOS_INTERMEDIATE_OFFSET;
se->intermediate_checksum = table_compute_checksum(istart, isize);
se->checksum = table_compute_checksum(se, sizeof(struct smbios_entry));
out:
unmap_sysmem(se);
return addr;