[coreboot-gerrit] Change in coreboot[master]: [NOTFORMERGE]link Agesa into bootblock

[Paul Menzel (Code Review)]

Attention is currently required from: Arthur Heymans, Kyösti Mälkki.
Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55070 )

Change subject: [NOTFORMERGE]link Agesa into bootblock
......................................................................

Patch Set 2:

(1 comment)

Patchset:

PS2: 
Successfully tested on Asus F2A85-M PRO with Idec3832d8d1ab95ae9747ce87792ee7b474540c7 (sb/amd/hudson: Skip setting up LPC decode for base < 0x20) [1] cherry-picked on top.

```
$ more defconfig 
CONFIG_ANY_TOOLCHAIN=y
CONFIG_VENDOR_ASUS=y
CONFIG_VGA_BIOS_ID="1002,9996"
CONFIG_VGA_BIOS=y
CONFIG_BOARD_ASUS_F2A85_M_PRO=y
CONFIG_SEABIOS_MASTER=y
$ grep SEPARATE_ROMSTAGE .config
CONFIG_SEPARATE_ROMSTAGE=y
```

```
FMAP REGION: COREBOOT
Name                           Offset     Type           Size   Comp
cbfs master header             0x0        cbfs header        32 none
fallback/ramstage              0x80       stage          129931 LZMA (295660 decompressed)
config                         0x1fc80    raw               208 none
(empty)                        0x1fd80    null               36 none
apu/amdfw                      0x1fdc0    raw             69632 none
fallback/romstage              0x30e00    stage          313904 none
revision                       0x7d8c0    raw               716 none
build_info                     0x7dbc0    raw                97 none
fallback/dsdt.aml              0x7dc80    raw              6458 none
cmos_layout.bin                0x7f600    cmos_layout       616 none
pci1002,9996.rom               0x7f8c0    optionrom       61952 none
fallback/postcar               0x8eb00    stage           18760 none
fallback/payload               0x934c0    simple elf      70504 none
payload_config                 0xa4880    raw              1621 none
payload_revision               0xa4f00    raw               233 none
(empty)                        0xa5040    null          6663524 none
s3nv                           0x6ffdc0   raw              8192 none
(empty)                        0x701e00   null          1027236 none
bootblock                      0x7fcac0   bootblock       13056 none

Built asus/f2a85-m (F2A85-M_PRO)
```

[1]: https://review.coreboot.org/c/coreboot/+/54669