| Message ID | 20110107033213.GX19615@ozlabs.org |
|---|---|
| State | Under Review |
| Headers | show |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Fri, 7 Jan 2011 14:32:13 +1100 Tony Breeds <tony@bakeyournoodle.com> wrote: > On Wed, Dec 29, 2010 at 03:59:21PM +0100, acrux wrote: > > > > hi all, > > it seems that yaboot (1.3.16) does not compile against e2fsprogs > > > 1.41.12 It could be the new (from e2fsprogs-1.41.13): > > Added a new function to the ext2fs library, ext2fs_get_memalign(). > > > > but i've not yet investigated... > > Please try this compile d but otherwise untested patch. > _cut__ ok, i'll test it asap this week-end. cheers, - --nico - -- GNU/Linux on Power Architecture CRUX PPC - http://cruxppc.org/ -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (GNU/Linux) iEYEARECAAYFAk0oXZ8ACgkQxq34tDeO7LgWGgCfez8AYyV/kuIRhjeK5LQ96kXX KBgAn07qjnyh+E9XCQPiNAkg2Ae8gi5e =JfSt -----END PGP SIGNATURE-----
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Fri, 7 Jan 2011 14:32:13 +1100 Tony Breeds <tony@bakeyournoodle.com> wrote: > On Wed, Dec 29, 2010 at 03:59:21PM +0100, acrux wrote: > > > > hi all, > > it seems that yaboot (1.3.16) does not compile against e2fsprogs > > > 1.41.12 It could be the new (from e2fsprogs-1.41.13): > > Added a new function to the ext2fs library, ext2fs_get_memalign(). > > > > but i've not yet investigated... > > Please try this compile d but otherwise untested patch. > ok, i just tested it and it compiles fine and works too. Now there is still the big issue with ofpath that's unable to find devices on apple's machines using new libata (pata) linux kernel drivers. - -- GNU/Linux on Power Architecture CRUX PPC - http://cruxppc.org/ -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (GNU/Linux) iEUEARECAAYFAk0rUmAACgkQxq34tDeO7Li5igCfR/uxq+jaNpmj3lLOUMaO8oAg gZIAliZS89pbhM+7174lKGBRw5XU8/s= =dsWf -----END PGP SIGNATURE-----
diff --git a/lib/malloc.c b/lib/malloc.c index 81d7717..0121112 100644 --- a/lib/malloc.c +++ b/lib/malloc.c @@ -23,6 +23,10 @@ #include "stddef.h" #include "string.h" +/* Copied from asm-generic/errno-base.h */ +#define ENOMEM 12 /* Out of memory */ +#define EINVAL 22 /* Invalid argument */ + /* Imported functions */ extern void prom_printf (char *fmt, ...); @@ -60,6 +64,49 @@ void *malloc (unsigned int size) return caddr; } +/* Do not fall back to the malloc above as posix_memalign is needed by + * external libraries not yaboot */ +int posix_memalign(void **memptr, size_t alignment, size_t size) +{ + char *caddr; + /* size of allocation including the alignment */ + size_t alloc_size; + + if (!malloc_ptr) + return EINVAL; + + /* Minimal aligment is sizeof(void *) */ + if (alignment < sizeof(void*)) + alignment = sizeof(void*); + + /* Check for valid alignment and power of 2 */ + if ((alignment % sizeof(void*) != 0) || ((alignment-1)&alignment)) + return EINVAL; + + if (size == 0) { + *memptr=NULL; + return 0; + } + + caddr = (char*)( + (size_t)((malloc_ptr + sizeof(int))+(alignment-1)) & + (~(alignment-1)) + ); + + alloc_size = size + (caddr - (malloc_ptr+sizeof(int))); + + if ((malloc_ptr + alloc_size + sizeof(int)) > malloc_top) + return ENOMEM; + + *(int *)(caddr - sizeof(int)) = size; + malloc_ptr += alloc_size + sizeof(int); + last_alloc = caddr; + malloc_ptr = (char *) ((((unsigned int) malloc_ptr) + 3) & (~3)); + *memptr=(void*)caddr; + + return 0; +} + void *realloc(void *ptr, unsigned int size) { char *caddr, *oaddr = ptr;