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CFI(4) Kernel Interfaces Manual CFI(4) NAME cfi, cfid -- driver for Common Flash Interface (CFI) NOR flash SYNOPSIS device cfi device cfid options CFI_SUPPORT_STRATAFLASH options CFI_ARMEDANDDANGEROUS In /boot/device.hints: hint.cfi.0.at="nexus0" hint.cfi.0.maddr=0x74000000 hint.cfi.0.msize=0x4000000 In DTS file: flash@74000000 { compatible = "cfi-flash"; reg = <0x74000000 0x4000000>; }; DESCRIPTION The cfi device driver provides a management interface to NOR flash de- vices supporting the Common Flash Interface (CFI) specification. Its companion device cfid provides a geom(4) disk interface to the device. Special support for features of the Intel StrataFlash line are avail- able with the CFI_SUPPORT_STRATAFLASH kernel option. Additional sup- port for write-once bits to switch part of Intel StrataFlash devices to read-only can be enabled by the CFI_ARMEDANDDANGEROUS kernel option. SEE ALSO led(4) HISTORY The cfi device driver first appeared in FreeBSD 8.0. AUTHORS The cfi driver was written by Juniper Networks with StrataFlash support by Sam Leffler. This manual page was written by SRI International and the University of Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) ("CTSRD"), as part of the DARPA CRASH research pro- gramme. FreeBSD 14.3 January 20, 2016 CFI(4)
NAME | SYNOPSIS | DESCRIPTION | SEE ALSO | HISTORY | AUTHORS
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