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Ported xnu to relocator framework

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-11-27 09:42:50 +01:00
parent bbd46b0966
commit 159194989d
9 changed files with 53 additions and 284 deletions
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17
loader/xnu_resume.c
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@ -45,7 +45,7 @@ grub_xnu_resume (char *imagename)
grub_file_t file;
grub_size_t total_header_size;
struct grub_xnu_hibernate_header hibhead;
char *buf, *codetmp;
grub_uint8_t *buf;
grub_uint32_t codedest;
grub_uint32_t codesize;
@ -94,12 +94,11 @@ grub_xnu_resume (char *imagename)
/* Try to allocate necessary space.
FIXME: mm isn't good enough yet to handle huge allocations.
*/
grub_xnu_hibernate_image = buf = grub_malloc (hibhead.image_size);
grub_xnu_hibernate_image = buf = XNU_RELOCATOR (alloc) (hibhead.image_size);
if (! buf)
{
grub_file_close (file);
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
"not enough memory to load image");
return grub_errno;
}
/* Read image. */
@ -112,22 +111,16 @@ grub_xnu_resume (char *imagename)
}
grub_file_close (file);
codetmp = grub_memalign (GRUB_XNU_PAGESIZE, codesize + GRUB_XNU_PAGESIZE);
/* Setup variables needed by asm helper. */
grub_xnu_heap_will_be_at = codedest;
grub_xnu_heap_start = codetmp;
grub_xnu_heap_start = buf;
grub_xnu_heap_size = codesize;
grub_xnu_stack = (codedest + hibhead.stack);
grub_xnu_entry_point = (codedest + hibhead.entry_point);
grub_xnu_arg1 = (long) buf;
/* Prepare asm helper. */
grub_memcpy (codetmp, ((grub_uint8_t *) buf) + total_header_size, codesize);
grub_memcpy (codetmp + codesize, grub_xnu_launcher_start,
grub_xnu_launcher_end - grub_xnu_launcher_start);
/* We're ready now. */
grub_loader_set ((grub_err_t (*) (void)) (codetmp + codesize),
grub_loader_set (grub_xnu_boot_resume,
grub_xnu_resume_unload, 0);
/* Prevent module from unloading. */