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Date:      Mon, 11 Dec 2023 15:09:24 +0900 (JST)
From:      Mori Hiroki <yamori813@yahoo.co.jp>
To:        "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org>
Subject:   AR934X SPI
Message-ID:  <319960067.781591.1702274964527.JavaMail.yahoo@mail.yahoo.co.jp>
References:  <319960067.781591.1702274964527.JavaMail.yahoo.ref@mail.yahoo.co.jp>

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Hi

I add AR934X SPI SHIFT support.

https://github.com/ZRouter/freebsd-src/tree/zrouter_yamori813

This is benchmark.

Original

# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 11.542662 secs (363374 bytes/sec)
# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 11.325290 secs (370348 bytes/sec)
# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 11.441786 secs (366578 bytes/sec)

SHIFT Version

# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 3.129013 secs (1340456 bytes/sec)
# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 3.100061 secs (1352975 bytes/sec)
# dd if=/dev/flash/spi1 of=/dev/null
8192+0 records in
8192+0 records out
4194304 bytes transferred in 3.104706 secs (1350950 bytes/sec)



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