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hv: multiarch: move page table entry function

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this patch moves function xx_offset and xx_index to common code,
Add arch interface arch_quirk/arch_pgtle_page_vaddr and
arch_pgtle_large.

Tracked-On: #8831
Signed-off-by: hangliu1 <hang1.liu@intel.com>
Reviewed-by: Liu, Yifan1 <yifan1.liu@intel.com>
Acked-by: Wang, Yu1 <yu1.wang@intel.com>
This commit is contained in:
hangliu1
2025-10-13 15:17:19 +08:00
committed by acrnsi-robot
parent 8be20c690b
commit 5cc6694eab
11 changed files with 216 additions and 232 deletions
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8
hypervisor/debug/uart16550.c
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@@ -134,18 +134,18 @@ static void early_pgtable_map_uart(uint64_t addr)
CPU_CR_READ(cr3, &value);
/*assumpiton for map high mmio in early pagetable is that it is only used for
2MB page since 1G page may not available when memory width is 39bit */
pml4e = pml4e_offset((uint64_t *)value, addr);
pml4e = pgtl3e_offset((uint64_t *)value, addr);
/* address is above 512G */
if(!(*pml4e & PAGE_PRESENT)) {
*pml4e = hva2hpa_early(uart_pdpte_page) + (PAGE_PRESENT|PAGE_RW);
}
pdpte = pdpte_offset(pml4e, addr);
pdpte = pgtl2e_offset(pml4e, addr);
if(!(*pdpte & PAGE_PRESENT)) {
*(pdpte) = hva2hpa_early(uart_pde_page) + (PAGE_PRESENT|PAGE_RW);
pde = pde_offset(pdpte, addr);
pde = pgtl1e_offset(pdpte, addr);
*pde = (addr & PGTL1_MASK) + (PAGE_PRESENT|PAGE_RW|PAGE_PSE);
} else if(!(*pdpte & PAGE_PSE)) {
pde = pde_offset(pdpte, addr);
pde = pgtl1e_offset(pdpte, addr);
if(!(*pde & PAGE_PRESENT)) {
*pde = (addr & PGTL1_MASK) + (PAGE_PRESENT|PAGE_RW|PAGE_PSE);
}