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From: "Tiger Liu(BJ-RD)" <tigerliu@zhaoxin.com>
To: "devel@edk2.groups.io" <devel@edk2.groups.io>
Subject: [edk2] DxeIpl : create page table, occupied too much memory range
Date: Tue, 17 Sep 2019 11:08:03 +0000	[thread overview]
Message-ID: <5eabf2c9104644ba955a4c3a4de983dc@zhaoxin.com> (raw)

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Hi, Expert:
I have a question about creating page table.
If a CPU support 48bit physical address line, then creating page tables(Page size=2MB) will occupy too much memory region.

Now, developer could only use PcdUse1GPageTable to avoid occupy too much memory region?

Thanks

Best wishes,


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             reply	other threads:[~2019-09-17 11:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-17 11:08 Tiger Liu(BJ-RD) [this message]
2019-09-17 12:06 ` [edk2-devel] [edk2] DxeIpl : create page table, occupied too much memory range Laszlo Ersek
2019-09-18 10:50   ` 答复: " Tiger Liu(BJ-RD)
2019-09-18 17:10     ` Andrew Fish
2019-09-19  7:43       ` 答复: " Tiger Liu(BJ-RD)

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