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Add beginning of better vmem allocator

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This commit is contained in:
Justin C. Miller
2018-05-03 00:57:58 -07:00
parent d9fe457b44
commit 9542bd8a44
4 changed files with 110 additions and 28 deletions
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13
src/kernel/memory_pages.cpp
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@@ -199,15 +199,14 @@ page_manager::init(
// Initialize the kernel memory manager
addr_t end = 0;
for (page_block *b = m_used; b; b = b->next) {
if (b->virtual_address < page_offset)
if (b->virtual_address < page_offset) {
end = b->virtual_end();
else
} else {
break;
}
}
new (&g_kernel_memory_manager) memory_manager(
reinterpret_cast<void *>(end),
page_offset - end);
new (&g_kernel_memory_manager) memory_manager(reinterpret_cast<void *>(end));
}
void
@@ -229,7 +228,7 @@ page_manager::map_offset_pointer(void **pointer, size_t length)
page_block_flags::mapped |
page_block_flags::mmio;
log::info(logs::memory, "Fixing up pointer %lx [%3d] -> %lx", *p, c, v);
log::debug(logs::memory, "Fixing up pointer %lx [%3d] -> %lx", *p, c, v);
m_used = page_block::insert(m_used, block);