[M] Change in coreboot[main]: soc/mediatek/mt8196: Reserve DRAM buffers for HW TX TRACKING

[Yu-Ping Wu (Code Review)]

Attention is currently required from: Hung-Te Lin, Jarried Lin, Paul Menzel.

Yu-Ping Wu has posted comments on this change by Jarried Lin. ( https://review.coreboot.org/c/coreboot/+/85124?usp=email )

Change subject: soc/mediatek/mt8196: Reserve DRAM buffers for HW TX TRACKING
......................................................................

Patch Set 18:

(1 comment)

File src/soc/mediatek/mt8196/dramc_info.c:

https://review.coreboot.org/c/coreboot/+/85124/comment/a9cb6937_63f0bd0c?usp... :
PS18, Line 17: 	uint64_t rank_size_sum = 0;
> size_t?

The total density may exceed the limit of `size_t`. `mem_chip_info_total_density_bytes` in mem_chip_info.h also returns `uint64_t` instead of `size_t`.