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thanks to bug found by Nick - fixed mmap traversal and size calculation

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git-svn-id: svn://anubis/hos/trunk@84 5b3e749e-e535-0410-8002-a9bb6afbdfca
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josh 2010-01-14 15:43:49 +00:00
parent 85c5a26631
commit 1be6e37961
1 changed files with 5 additions and 3 deletions
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8
kernel/boot/k_bootstrap.cc
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@ -43,11 +43,13 @@ void k_bootstrap(mb_info_t * mb_info, u32_t mb_magic)
k_early_panic("No memory map provided by bootloader!"); k_early_panic("No memory map provided by bootloader!");
} }
mb_mmap_t * mmap = (mb_mmap_t *) (mb_info->mmap_addr + KERNEL_OFFSET); for (mb_mmap_t * mmap = (mb_mmap_t *) (mb_info->mmap_addr + KERNEL_OFFSET),
for (unsigned int sz = 0; sz < mb_info->mmap_length; sz += mmap->size + 4) * end = (mb_mmap_t *) ((u32_t)mmap + mb_info->mmap_length);
mmap < end;
mmap = (mb_mmap_t *) (((u32_t)mmap) + mmap->size + 4))
{ {
kprintf(" ** size: %d, type: %d ", mmap->size, mmap->type);
mm_record_mmap_entry(mmap); mm_record_mmap_entry(mmap);
mmap = (mb_mmap_t *) (((u32_t)mmap) + mmap->size + 4);
} }
DEBUG_LETTER(2, 'c'); DEBUG_LETTER(2, 'c');