[coreboot-gerrit] Change in coreboot[master]: nb/amd/{agesa,pi}: Avoid overflows during DRAM calculation

[Arthur Heymans (Code Review)]

Attention is currently required from: Nico Huber, Michał Żygowski, Kyösti Mälkki.
Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/52922 )

Change subject: nb/amd/{agesa,pi}: Avoid overflows during DRAM calculation
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Patch Set 2: Code-Review+1

(1 comment)

File src/northbridge/amd/agesa/family15tn/northbridge.c:

https://review.coreboot.org/c/coreboot/+/52922/comment/54c7d19a_9dc722d7 
PS2, Line 48: temp = pci_read_config32(dev, 0x144 + (nodeid <<3)) & 0xff; //[47:40] at [7:0]
> resource_t is uint64_t so for completeness I could add the higher DRAM limit bits.

Ok. Maybe add a comment or mention it in the commit message?