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Correctness improvements for removing FDT excluded memory areas.

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This commit is contained in:
Nathan Whitehorn 2015-01-31 18:39:32 +00:00
parent b90eeb5fb4
commit 922a3152f6
1 changed files with 5 additions and 5 deletions
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10
sys/powerpc/ofw/ofw_machdep.c
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@ -259,16 +259,14 @@ excise_fdt_reserved(struct mem_region *avail, int asz)
if (fdtmap[j].address + fdtmap[j].size <
avail[i].mr_start + avail[i].mr_size) {
avail[asz].mr_start =
roundup2(fdtmap[j].address +
fdtmap[j].size, PAGE_SIZE);
fdtmap[j].address + fdtmap[j].size;
avail[asz].mr_size = avail[i].mr_start +
avail[i].mr_size -
avail[asz].mr_start;
asz++;
}
avail[i].mr_size =
rounddown2(fdtmap[j].address, PAGE_MASK) -
avail[i].mr_size = fdtmap[j].address -
avail[i].mr_start;
}
@ -282,8 +280,10 @@ excise_fdt_reserved(struct mem_region *avail, int asz)
avail[i].mr_start && fdtmap[j].address +
fdtmap[j].size < avail[i].mr_start +
avail[i].mr_size) {
avail[i].mr_size += avail[i].mr_start;
avail[i].mr_start =
roundup2(fdtmap[j].address + fdtmap[j].size, PAGE_MASK);
fdtmap[j].address + fdtmap[j].size;
avail[i].mr_size -= avail[i].mr_start;
}
}
}