Date: Mon, 27 Feb 2023 07:42:20 -0700 From: Warner Losh <imp@bsdimp.com> To: Mark Millard <marklmi@yahoo.com> Cc: imp@freebsd.org, dev-commits-src-main@freebsd.org Subject: Re: git: c51978f4b2f0 - main - kbd: add KBD_DELAY1 and KBD_DELAY2 Message-ID: <CANCZdfp0UnZ_nZN5%2B_1qqFewxWGK%2BFCa0GfTJ91egs9BJi8yHw@mail.gmail.com> In-Reply-To: <5BEC0410-DBAA-4CBF-8BDB-5C317AD2A094@yahoo.com> References: <66452C86-02AA-4604-B65C-5E32EEBAFCC3.ref@yahoo.com> <66452C86-02AA-4604-B65C-5E32EEBAFCC3@yahoo.com> <CANCZdfqKfAT84iKXctXbMsg6W75-95G=em0qR-0wLSWAHyMPgA@mail.gmail.com> <5BEC0410-DBAA-4CBF-8BDB-5C317AD2A094@yahoo.com>
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--000000000000d47e1905f5af7c88 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sun, Feb 26, 2023 at 9:12=E2=80=AFPM Mark Millard <marklmi@yahoo.com> wr= ote: > On Feb 26, 2023, at 19:33, Warner Losh <imp@bsdimp.com> wrote: > > > On Sat, Feb 25, 2023 at 10:03=E2=80=AFAM Mark Millard <marklmi@yahoo.co= m> wrote: > > Warner Losh <imp_at_FreeBSD.org> wrote on > > Date: Sat, 25 Feb 2023 06:26:00 UTC : > > > > > The branch main has been updated by imp: > > > > > > URL: > https://cgit.FreeBSD.org/src/commit/?id=3Dc51978f4b2f080c80ddc891c24b151d= 35acb8ba4 > > > > > > commit c51978f4b2f080c80ddc891c24b151d35acb8ba4 > > > Author: Michael Paepcke <git@paepcke.de> > > > AuthorDate: 2023-02-18 09:11:37 +0000 > > > Commit: Warner Losh <imp@FreeBSD.org> > > > CommitDate: 2023-02-25 06:19:05 +0000 > > > > > > kbd: add KBD_DELAY1 and KBD_DELAY2 > > > > > > Allow to configure KBD_DELAY* via KERNCONF for user-land less > embedded > > > and security appliances > > > > > > Reviewed by: imp (folded) > > > Pull Request: https://github.com/freebsd/freebsd-src/pull/649 > > > --- > > > sys/conf/options | 3 ++- > > > sys/dev/kbd/kbd.c | 4 ++-- > > > sys/dev/kbd/kbdreg.h | 8 ++++++-- > > > 3 files changed, 10 insertions(+), 5 deletions(-) > > > > > > diff --git a/sys/conf/options b/sys/conf/options > > > index 7855a2f3f20e..42529a90a54e 100644 > > > --- a/sys/conf/options > > > +++ b/sys/conf/options > > > @@ -803,8 +803,9 @@ KBD_INSTALL_CDEV opt_kbd.h > > > KBD_MAXRETRY opt_kbd.h > > > KBD_MAXWAIT opt_kbd.h > > > KBD_RESETDELAY opt_kbd.h > > > +KBD_DELAY1 opt_kbd.h > > > +KBD_DELAY2 opt_kbd.h > > > KBDIO_DEBUG opt_kbd.h > > > - > > > KBDMUX_DFLT_KEYMAP opt_kbdmux.h > > > > > > # options for the Atheros driver > > > diff --git a/sys/dev/kbd/kbd.c b/sys/dev/kbd/kbd.c > > > index 205d76639e0f..ebc779de4073 100644 > > > --- a/sys/dev/kbd/kbd.c > > > +++ b/sys/dev/kbd/kbd.c > > > @@ -143,8 +143,8 @@ kbd_init_struct(keyboard_t *kbd, char *name, int > type, int unit, int config, > > > kbd->kb_accentmap =3D NULL; > > > kbd->kb_fkeytab =3D NULL; > > > kbd->kb_fkeytab_size =3D 0; > > > - kbd->kb_delay1 =3D KB_DELAY1; /* these values are advisory > only */ > > > - kbd->kb_delay2 =3D KB_DELAY2; > > > + kbd->kb_delay1 =3D KBD_DELAY1; /* these values are advisory > only */ > > > + kbd->kb_delay2 =3D KBD_DELAY2; > > > kbd->kb_count =3D 0L; > > > bzero(kbd->kb_lastact, sizeof(kbd->kb_lastact)); > > > } > > > diff --git a/sys/dev/kbd/kbdreg.h b/sys/dev/kbd/kbdreg.h > > > index 15b7e5183f35..2839e259420d 100644 > > > --- a/sys/dev/kbd/kbdreg.h > > > +++ b/sys/dev/kbd/kbdreg.h > > > @@ -151,8 +151,12 @@ struct keyboard { > > > void *kb_data; /* the driver's private data */ > > > int kb_delay1; > > > int kb_delay2; > > > -#define KB_DELAY1 500 > > > -#define KB_DELAY2 100 > > > +#ifndef KBD_DELAY1 > > > +#define KBD_DELAY1 500 > > > +#endif > > > +#ifndef KBD_DELAY2 > > > +#define KBD_DELAY2 100 > > > +#endif > > > > [Just reporting Ximalas's Discord note.] > > > > So opt_kbd.h must be included before kbdreg.h in > > order to avoid: macro redefined in opt_kbd.h ? > > > > Should something force the right order? > > > > If we include them in the wrong order, then the compiler will complain, > > and that's likely sufficient. I'll double check NOTES to make sure that > the > > values there are different than the defaults. > > The report on Discord (Kernel) was that the attempted use > resulted in: > > --- psm.o --- > In file included from /usr/src/sys/dev/atkbdc/psm.c:100: > In file included from /usr/src/sys/dev/atkbdc/atkbdcreg.h:39: > ./opt_kbd.h:1:9: error: 'KBD_DELAY1' macro redefined > [-Werror,-Wmacro-redefined] > #define KBD_DELAY1 200 > ^ > /usr/src/sys/dev/kbd/kbdreg.h:155:9: note: previous definition is here > #define KBD_DELAY1 500 > ^ > In file included from /usr/src/sys/dev/atkbdc/psm.c:100: > In file included from /usr/src/sys/dev/atkbdc/atkbdcreg.h:39: > ./opt_kbd.h:3:9: error: 'KBD_DELAY2' macro redefined > [-Werror,-Wmacro-redefined] > #define KBD_DELAY2 15 > ^ > /usr/src/sys/dev/kbd/kbdreg.h:158:9: note: previous definition is here > #define KBD_DELAY2 100 > ^ > 2 errors generated. > *** [psm.o] Error code 1 > > > The reported workaround was: > > diff --git a/sys/dev/atkbdc/psm.c b/sys/dev/atkbdc/psm.c > index a308cc81cd3a..86560f7bc2dd 100644 > --- a/sys/dev/atkbdc/psm.c > +++ b/sys/dev/atkbdc/psm.c > @@ -62,6 +62,7 @@ > __FBSDID("$FreeBSD$"); > > #include "opt_isa.h" > +#include "opt_kbd.h" > #include "opt_psm.h" > #include "opt_evdev.h" > That works around it. We include opt_kbd.h from atkbdcreg.h, which is a bit odd (but it's a kernel-only, so I moved it). And kbdreg.h is also kernel only, so I added it there instead. That's likely safer and I should likely have listened a bit better when you asked about it before... And not committed to LINT from machine A when I test compiled it on machine B by mistake <doh>. Warner > > Warner > > > unsigned long kb_count; /* # of processed key strokes = */ > > > u_char kb_lastact[NUM_KEYS/2]; > > > struct cdev *kb_dev; > > > > =3D=3D=3D > Mark Millard > marklmi at yahoo.com > > --000000000000d47e1905f5af7c88 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote">= <div dir=3D"ltr" class=3D"gmail_attr">On Sun, Feb 26, 2023 at 9:12=E2=80=AF= PM Mark Millard <<a href=3D"mailto:marklmi@yahoo.com">marklmi@yahoo.com<= /a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0= px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">O= n Feb 26, 2023, at 19:33, Warner Losh <<a href=3D"mailto:imp@bsdimp.com"= target=3D"_blank">imp@bsdimp.com</a>> wrote:<br> <br> > On Sat, Feb 25, 2023 at 10:03=E2=80=AFAM Mark Millard <<a href=3D"m= ailto:marklmi@yahoo.com" target=3D"_blank">marklmi@yahoo.com</a>> wrote:= <br> > Warner Losh <imp_at_FreeBSD.org> wrote on<br> > Date: Sat, 25 Feb 2023 06:26:00 UTC :<br> > <br> > > The branch main has been updated by imp:<br> > > <br> > > URL: <a href=3D"https://cgit.FreeBSD.org/src/commit/?id=3Dc51978f= 4b2f080c80ddc891c24b151d35acb8ba4" rel=3D"noreferrer" target=3D"_blank">htt= ps://cgit.FreeBSD.org/src/commit/?id=3Dc51978f4b2f080c80ddc891c24b151d35acb= 8ba4</a><br> > > <br> > > commit c51978f4b2f080c80ddc891c24b151d35acb8ba4<br> > > Author:=C2=A0 =C2=A0 =C2=A0Michael Paepcke <<a href=3D"mailto:= git@paepcke.de" target=3D"_blank">git@paepcke.de</a>><br> > > AuthorDate: 2023-02-18 09:11:37 +0000<br> > > Commit:=C2=A0 =C2=A0 =C2=A0Warner Losh <imp@FreeBSD.org><br= > > > CommitDate: 2023-02-25 06:19:05 +0000<br> > > <br> > >=C2=A0 =C2=A0 =C2=A0kbd: add KBD_DELAY1 and KBD_DELAY2<br> > >=C2=A0 =C2=A0 =C2=A0<br> > >=C2=A0 =C2=A0 =C2=A0Allow to configure KBD_DELAY* via KERNCONF for= user-land less embedded<br> > >=C2=A0 =C2=A0 =C2=A0and security appliances<br> > >=C2=A0 =C2=A0 =C2=A0<br> > >=C2=A0 =C2=A0 =C2=A0Reviewed by: imp (folded)<br> > >=C2=A0 =C2=A0 =C2=A0Pull Request: <a href=3D"https://github.com/fr= eebsd/freebsd-src/pull/649" rel=3D"noreferrer" target=3D"_blank">https://gi= thub.com/freebsd/freebsd-src/pull/649</a><br> > > ---<br> > >=C2=A0 sys/conf/options=C2=A0 =C2=A0 =C2=A0| 3 ++-<br> > >=C2=A0 sys/dev/kbd/kbd.c=C2=A0 =C2=A0 | 4 ++--<br> > >=C2=A0 sys/dev/kbd/kbdreg.h | 8 ++++++--<br> > >=C2=A0 3 files changed, 10 insertions(+), 5 deletions(-)<br> > > <br> > > diff --git a/sys/conf/options b/sys/conf/options<br> > > index 7855a2f3f20e..42529a90a54e 100644<br> > > --- a/sys/conf/options<br> > > +++ b/sys/conf/options<br> > > @@ -803,8 +803,9 @@ KBD_INSTALL_CDEV=C2=A0 opt_kbd.h<br> > >=C2=A0 KBD_MAXRETRY=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0opt_kbd.h<br> > >=C2=A0 KBD_MAXWAIT=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 opt_kbd.h<br> > >=C2=A0 KBD_RESETDELAY=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0opt_kbd.h<br> > > +KBD_DELAY1=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0opt_kbd.h<br> > > +KBD_DELAY2=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0opt_kbd.h<br> > >=C2=A0 KBDIO_DEBUG=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 opt_kbd.h<br> > > -<br> > >=C2=A0 KBDMUX_DFLT_KEYMAP=C2=A0 =C2=A0opt_kbdmux.h<br> > >=C2=A0 <br> > >=C2=A0 # options for the Atheros driver<br> > > diff --git a/sys/dev/kbd/kbd.c b/sys/dev/kbd/kbd.c<br> > > index 205d76639e0f..ebc779de4073 100644<br> > > --- a/sys/dev/kbd/kbd.c<br> > > +++ b/sys/dev/kbd/kbd.c<br> > > @@ -143,8 +143,8 @@ kbd_init_struct(keyboard_t *kbd, char *name, = int type, int unit, int config,<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0kbd->kb_accentmap =3D NULL;<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0kbd->kb_fkeytab =3D NULL;<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0kbd->kb_fkeytab_size =3D 0;<br> > > -=C2=A0 =C2=A0 =C2=A0kbd->kb_delay1 =3D KB_DELAY1;=C2=A0 =C2= =A0 =C2=A0/* these values are advisory only */<br> > > -=C2=A0 =C2=A0 =C2=A0kbd->kb_delay2 =3D KB_DELAY2;<br> > > +=C2=A0 =C2=A0 =C2=A0kbd->kb_delay1 =3D KBD_DELAY1;=C2=A0 =C2= =A0 /* these values are advisory only */<br> > > +=C2=A0 =C2=A0 =C2=A0kbd->kb_delay2 =3D KBD_DELAY2;<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0kbd->kb_count =3D 0L;<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0bzero(kbd->kb_lastact, sizeof(kbd-&g= t;kb_lastact));<br> > >=C2=A0 }<br> > > diff --git a/sys/dev/kbd/kbdreg.h b/sys/dev/kbd/kbdreg.h<br> > > index 15b7e5183f35..2839e259420d 100644<br> > > --- a/sys/dev/kbd/kbdreg.h<br> > > +++ b/sys/dev/kbd/kbdreg.h<br> > > @@ -151,8 +151,12 @@ struct keyboard {<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0void=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 *kb_data;=C2=A0 =C2=A0 =C2=A0 =C2=A0/* the driver's private data= */<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0int=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0kb_delay1;<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0int=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0kb_delay2;<br> > > -#define KB_DELAY1=C2=A0 =C2=A0 500<br> > > -#define KB_DELAY2=C2=A0 =C2=A0 100<br> > > +#ifndef KBD_DELAY1<br> > > +#define KBD_DELAY1=C2=A0 =C2=A0500<br> > > +#endif<br> > > +#ifndef KBD_DELAY2<br> > > +#define KBD_DELAY2=C2=A0 =C2=A0100<br> > > +#endif<br> > <br> > [Just reporting Ximalas's Discord note.]<br> > <br> > So opt_kbd.h must be included before kbdreg.h in<br> > order to avoid: macro redefined in opt_kbd.h ?<br> > <br> > Should something force the right order?<br> > <br> > If we include them in the wrong order, then the compiler will complain= ,<br> > and that's likely sufficient. I'll double check NOTES to make = sure that the<br> > values there are different than the defaults.<br> <br> The report on Discord (Kernel) was that the attempted use<br> resulted in:<br> <br> --- psm.o ---<br> In file included from /usr/src/sys/dev/atkbdc/psm.c:100:<br> In file included from /usr/src/sys/dev/atkbdc/atkbdcreg.h:39:<br> ./opt_kbd.h:1:9: error: 'KBD_DELAY1' macro redefined [-Werror,-Wmac= ro-redefined]<br> #define KBD_DELAY1 200<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ^<br> /usr/src/sys/dev/kbd/kbdreg.h:155:9: note: previous definition is here<br> #define KBD_DELAY1=C2=A0 =C2=A0 =C2=A0 500<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ^<br> In file included from /usr/src/sys/dev/atkbdc/psm.c:100:<br> In file included from /usr/src/sys/dev/atkbdc/atkbdcreg.h:39:<br> ./opt_kbd.h:3:9: error: 'KBD_DELAY2' macro redefined [-Werror,-Wmac= ro-redefined]<br> #define KBD_DELAY2 15<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ^<br> /usr/src/sys/dev/kbd/kbdreg.h:158:9: note: previous definition is here<br> #define KBD_DELAY2=C2=A0 =C2=A0 =C2=A0 100<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ^<br> 2 errors generated.<br> *** [psm.o] Error code 1<br> <br> <br> The reported workaround was:<br> <br> diff --git a/sys/dev/atkbdc/psm.c b/sys/dev/atkbdc/psm.c<br> index a308cc81cd3a..86560f7bc2dd 100644<br> --- a/sys/dev/atkbdc/psm.c<br> +++ b/sys/dev/atkbdc/psm.c<br> @@ -62,6 +62,7 @@<br> __FBSDID("$FreeBSD$");<br> <br> #include "opt_isa.h"<br> +#include "opt_kbd.h"<br> #include "opt_psm.h"<br> #include "opt_evdev.h"<br></blockquote><div><br></div><div>That w= orks around it. We include opt_kbd.h from atkbdcreg.h, which is a bit odd (= but it's a kernel-only,</div><div>so I moved it). And kbdreg.h is also = kernel only, so I added it there instead. That's likely safer and</div>= <div>I should likely have listened a bit better when you asked about it bef= ore...=C2=A0 And not committed to LINT</div><div>from machine A when I test= compiled it on machine B by mistake <doh>.<br></div><div><br></div><= div>Warner<br></div><div>=C2=A0</div><blockquote class=3D"gmail_quote" styl= e=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);paddin= g-left:1ex"> > Warner<br> >=C2=A0 >=C2=A0 =C2=A0 =C2=A0 =C2=A0unsigned long=C2=A0 =C2=A0kb_coun= t;=C2=A0 =C2=A0 =C2=A0 =C2=A0/* # of processed key strokes */<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0u_char=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 kb_lastact[NUM_KEYS/2];<br> > >=C2=A0 =C2=A0 =C2=A0 =C2=A0struct cdev *kb_dev;<br> <br> <br> <br> =3D=3D=3D<br> Mark Millard<br> marklmi at <a href=3D"http://yahoo.com" rel=3D"noreferrer" target=3D"_blank= ">yahoo.com</a><br> <br> </blockquote></div></div> --000000000000d47e1905f5af7c88--
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