freebsd-nq/sys/riscv
Kristof Provost b865714d95 riscv pmap: zero reserved pte bits in ppn
The top 10 bits of a pte are reserved by specification[1] and are not part of
the PPN.

[1] 'Volume II: RISC-V Privileged Architectures V20190608-Priv-MSU-Ratified',
'4.4.1 Addressing and Memory Protection', page 72: "The PTE format for Sv39 is
shown in Figure 4.18. ... Bits 63–54 are reserved for future use and must be
zeroed by software for forward compatibility."

Submitted by:	Nathaniel Filardo <nwf20@cl.cam.ac.uk>
Reviewed by:	kp, mhorne
Differential Revision:	https://reviews.freebsd.org/D25523
2020-07-01 19:15:43 +00:00
..
conf Retire the GENERICSF kernel config. 2020-04-27 21:51:22 +00:00
include riscv pmap: zero reserved pte bits in ppn 2020-07-01 19:15:43 +00:00
riscv riscv pmap: zero reserved pte bits in ppn 2020-07-01 19:15:43 +00:00
sifive riscv/sifive: add FE310 Always-on driver 2020-04-02 00:33:15 +00:00