add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/include/asm-generic/pgtable-nop4d.h
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@@ -42,7 +42,7 @@
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 #define __p4d(x)				((p4d_t) { __pgd(x) })
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 #define pgd_page(pgd)				(p4d_page((p4d_t){ pgd }))
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-#define pgd_page_vaddr(pgd)			(p4d_page_vaddr((p4d_t){ pgd }))
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+#define pgd_page_vaddr(pgd)			((unsigned long)(p4d_pgtable((p4d_t){ pgd })))
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 /*
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  * allocating and freeing a p4d is trivial: the 1-entry p4d is