[edk2-devel] [PATCH 1/1 v3] EmulatorPkg: fixes for NetBSD compilation

Pedro Falcato pedro.falcato at gmail.com
Fri Jan 27 17:37:11 UTC 2023


(+cc Mike Kinney)

On Fri, Jan 27, 2023 at 5:30 PM Pedro Falcato via groups.io
<pedro.falcato=gmail.com at groups.io> wrote:
>
> On Mon, Jan 9, 2023 at 5:03 PM <tlaronde at polynum.com> wrote:
> >
> > EmulatorPkg: fixes for NetBSD compilation.
> >
> > Note: generated against today (2023-01-09) master.
> >
> > v3:
> > - Macro __NetBSD__ used instead of lower level _NETBSD_SOURCE;
> > - The required fd value (-1) for mmap(3) under *BSD is given as is
> >   with a comment indicating why this particular value for MAP_ANON;
> > - Supplementary: mapFd0() is using mmap(3) also, with MAP_ANON, and the
> >   fd was not corrected as above in the previous versions of the patch.
> >
> > From 708079397bb35eb50cfb12f7d5f2c66b64177a76 Mon Sep 17 00:00:00 2001
> > From: Thierry LARONDE <tlaronde at polynum.com>
> > Date: Mon, 9 Jan 2023 17:49:59 +0100
> > Subject: [PATCH] EmulatorPkg: fixes for NetBSD compilation
> >
> > Signed-off-by: Thierry LARONDE <tlaronde at polynum.com>
> > ---
> >  EmulatorPkg/Unix/Host/BlockIo.c | 16 +++++++++++++++-
> >  EmulatorPkg/Unix/Host/Host.c    |  7 ++++---
> >  EmulatorPkg/Unix/Host/Host.h    |  7 ++++++-
> >  3 files changed, 25 insertions(+), 5 deletions(-)
> >
> > diff --git a/EmulatorPkg/Unix/Host/BlockIo.c b/EmulatorPkg/Unix/Host/BlockIo.c
> > index cf2d6b4cda..2eb062b03d 100644
> > --- a/EmulatorPkg/Unix/Host/BlockIo.c
> > +++ b/EmulatorPkg/Unix/Host/BlockIo.c
> > @@ -133,6 +133,20 @@ EmuBlockIoOpenDevice (
> >
> >        ioctl (Private->fd, DKIOCGETMAXBLOCKCOUNTWRITE, &Private->Media->OptimalTransferLengthGranularity);
> >      }
> > + #elif __NetBSD__
> > +    {
> > +      UINTN  BlockSize;
> > +      off_t  DiskSize;
> > +
> > +      if (ioctl (Private->fd,  DIOCGSECTORSIZE, &BlockSize) == 0) {
> > +        Private->Media->BlockSize = BlockSize;
> > +      }
> > +
> > +      if (ioctl (Private->fd, DIOCGMEDIASIZE, &DiskSize) == 0) {
> > +        Private->NumberOfBlocks   = DivU64x32 (DiskSize, (UINT32)BlockSize);
> > +        Private->Media->LastBlock = Private->NumberOfBlocks - 1;
> > +      }
> > +    }
> >   #else
> >      {
> >        size_t  BlockSize;
> > @@ -154,7 +168,7 @@ EmuBlockIoOpenDevice (
> >      Private->Media->LastBlock = Private->NumberOfBlocks - 1;
> >
> >      if (fstatfs (Private->fd, &buf) == 0) {
> > - #if __APPLE__
> > + #if __APPLE__ || __NetBSD__
> >        Private->Media->OptimalTransferLengthGranularity = buf.f_iosize/buf.f_bsize;
> >   #else
> >        Private->Media->OptimalTransferLengthGranularity = buf.f_bsize/buf.f_bsize;
> > diff --git a/EmulatorPkg/Unix/Host/Host.c b/EmulatorPkg/Unix/Host/Host.c
> > index 1f29dd00a3..6a338b81a1 100644
> > --- a/EmulatorPkg/Unix/Host/Host.c
> > +++ b/EmulatorPkg/Unix/Host/Host.c
> > @@ -199,7 +199,7 @@ main (
> >    //
> >    InitialStackMemorySize = STACK_SIZE;
> >    InitialStackMemory     = (UINTN)MapMemory (
> > -                                    0,
> > +                                    -1, // This value required by *BSD for MAP_ANON
> >                                      (UINT32)InitialStackMemorySize,
> >                                      PROT_READ | PROT_WRITE | PROT_EXEC,
> >                                      MAP_ANONYMOUS | MAP_PRIVATE
> > @@ -360,6 +360,7 @@ MapMemory (
> >    while ((!isAligned) && (base != 0)) {
> >      res = mmap ((void *)base, length, prot, flags, fd, 0);
> >      if (res == MAP_FAILED) {
> > +      perror("MapMemory");
> >        return NULL;
> >      }
> >
> > @@ -511,7 +512,7 @@ MapFd0 (
> >                4096,
> >                PROT_READ | PROT_WRITE,
> >                MAP_PRIVATE | MAP_ANONYMOUS,
> > -              0,
> > +              -1, // This value required by *BSD for MAP_ANON
> >                0
> >                );
> >      if (res3 != EmuMagicPage) {
> > @@ -652,7 +653,7 @@ SecUnixPeiAutoScan (
> >
> >    *MemoryBase = 0;
> >    res         = MapMemory (
> > -                  0,
> > +                  -1, // This value required by *BSD for MAP_ANON
> >                    gSystemMemory[Index].Size,
> >                    PROT_READ | PROT_WRITE | PROT_EXEC,
> >                    MAP_PRIVATE | MAP_ANONYMOUS
> > diff --git a/EmulatorPkg/Unix/Host/Host.h b/EmulatorPkg/Unix/Host/Host.h
> > index 0c81cdfc01..d6b70e8320 100644
> > --- a/EmulatorPkg/Unix/Host/Host.h
> > +++ b/EmulatorPkg/Unix/Host/Host.h
> > @@ -31,6 +31,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
> >
> >  #if __CYGWIN__
> >    #include <sys/dirent.h>
> > +#elif __NetBSD__
> > +  #include <dirent.h>
> >  #else
> >    #include <sys/dir.h>
> >  #endif
> > @@ -55,7 +57,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
> >  #include <net/if.h>
> >  #include <ifaddrs.h>
> >
> > -#ifdef __APPLE__
> > +#if defined(__APPLE__)
> >    #include <net/if_dl.h>
> >    #include <net/bpf.h>
> >    #include <sys/param.h>
> > @@ -65,6 +67,9 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
> >    #ifndef _Bool
> >  #define _Bool  char  // for clang debug
> >    #endif
> > +#elif defined(__NetBSD__)
> > +  #define statfs statvfs
> > +  #define fstatfs fstatvfs
> >  #else
> >    #include <termio.h>
> >    #include <sys/vfs.h>
> > --
> > 2.39.0
> >
> > --
> >         Thierry Laronde <tlaronde +AT+ polynum +dot+ com>
> >                      http://www.kergis.com/
> >                     http://kertex.kergis.com/
> > Key fingerprint = 0FF7 E906 FBAF FE95 FD89  250D 52B1 AE95 6006 F40C
>
> Hi,
>
> I do not have any authority in EmulatorPkg but
>
> Reviewed-by: Pedro Falcato <pedro.falcato at gmail.com>
>
> Can one of the maintainers please give their feedback and/or merge?
>
> This patch has been soaking up for way too long for no good reason.
> The feedback has been addressed. I don't think there are any other
> issues and there has been 0 feedback from the actual maintainers.
>
> --
> Pedro
>
>
> 
>
>


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