[coreboot-gerrit] Change in coreboot[master]: arch/x86/tables: Measure table creation times

[Paul Menzel (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/38316

to look at the new patch set (#4).

Change subject: arch/x86/tables: Measure table creation times
......................................................................

arch/x86/tables: Measure table creation times

From QEMU i440fx:

```
BS: BS_POST_DEVICE run times (exec / console): 0 / 1 ms
Timestamp - cbmem post: 649464915
Timestamp - write tables: 650621389
Copying Interrupt Routing Table to 0x000f0000... done.
Copying Interrupt Routing Table to 0x3ffa4000... done.
PIRQ table: 128 bytes.
write_pirq_table() took 1 ms
QEMU: found ACPI tables in fw_cfg.
QEMU: loading "etc/acpi/rsdp" to 0x3ff80000 (len 20)
QEMU: loading "etc/acpi/tables" to 0x3ff80040 (len 131072)
QEMU: loaded ACPI tables from fw_cfg.
Looking on 0x3ff80000 for valid checksum
Checksum 1 passed
Checksum 2 passed all OK
ACPI:     * SSDT
Found 2 CPU(s).
ACPI: added table 4/32, length now 52
ACPI tables: 131136 bytes.
write_acpi_table() took 7 ms
smbios_write_tables: 3ff7f000
SMBIOS: Unknown CPU
DOMAIN: 0000 (QEMU Northbridge i440fx)
QEMU: found smbios tables in fw_cfg (len 389).
QEMU: coreboot type0 table found at 0x3ff7f020.
QEMU: loading smbios tables to 0x3ff7f064
SMBIOS tables: 489 bytes.
write_smbios_table() took 3 ms
```

Change-Id: I99382c5e10c4158a53aa30bd224f3d6bbfc3ecdf
Signed-off-by: Paul Menzel 
---
M src/arch/x86/tables.c
1 file changed, 22 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/16/38316/4