add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/include/asm-generic/pgtable-nopud.h
..
..
@@ -49,7 +49,7 @@
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 #define __pud(x)				((pud_t) { __p4d(x) })
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 #define p4d_page(p4d)				(pud_page((pud_t){ p4d }))
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-#define p4d_page_vaddr(p4d)			(pud_page_vaddr((pud_t){ p4d }))
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+#define p4d_pgtable(p4d)			((pud_t *)(pud_pgtable((pud_t){ p4d })))
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 /*
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  * allocating and freeing a pud is trivial: the 1-entry pud is