On 02/23/18 07:25, Jon Brawn wrote: > Wotcha Gang! > > In my travels through the arm64 GENERIC config file I came across the option ‘INTRNG’, and wondered what it was: > > INTeRrupt Next Generation? > INTeger Random Number Generator? > IN TRaiNinG? > INTerrupt Random Number Generator? > INdependent TRaiNinG? > > So, please put me out of my misery, what does INTRNG stand for, and what are its implications when selected vs not selected? > A quick grep in src/sys gave me this: MALLOC_DEFINE(M_INTRNG, "intr", "intr interrupt handling"); Also: arm/arm/machdep.c:#if __ARM_ARCH >= 6 && !defined(INTRNG) arm/arm/machdep.c:#error armv6 requires INTRNG So it's about interrupts and mandatory for arm processors, I suspect it's and arm (and mips too, since I found grep hits there too) specific interrupts handling method. this looks like the original RFC for this code: https://lists.freebsd.org/pipermail/freebsd-arm/2014-April/007915.html -- Guido Falsi <mad_at_madpilot.net>Received on Fri Feb 23 2018 - 08:07:55 UTC
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