Merge tag 'pull-loongarch-20251023' of https://github.com/bibo-mao/qemu into staging

Merge tag 'pull-loongarch-20251023' of https://github.com/bibo-mao/qemu into staging

loongarch queue

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# gpg: Signature made Thu 23 Oct 2025 06:44:36 AM CDT
# gpg:                using EDDSA key 0D8642A3A2659F80B0B3D1A41F7B0C1251ACE7D1
# gpg: Good signature from "bibo mao <maobibo@loongson.cn>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 7044 3A00 19C0 E97A 31C7  13C4 8E86 8FB7 A176 9D4C
#      Subkey fingerprint: 0D86 42A3 A265 9F80 B0B3  D1A4 1F7B 0C12 51AC E7D1

* tag 'pull-loongarch-20251023' of https://github.com/bibo-mao/qemu:
  target/loongarch: Add bit A/D checking in TLB entry with PTW supported
  target/loongarch: Update matched ptw bit A/D with PTW supported
  target/loongarch: Add basic hardware PTW support
  target/loongarch: Add common interface update_tlb_index()
  target/loongarch: Add field tlb_index to record TLB search info
  target/loongarch: Move last PTE lookup into page table walker loop
  target/loongarch: Reserve higher 48 bit PTE attribute with huge page
  target/loongarch: Add debug parameter with loongarch_page_table_walker()
  target/loongarch: Add MMUContext parameter in fill_tlb_entry()
  target/loongarch: target/loongarch: Add common function get_tlb_random_index()
  target/loongarch: Add function sptw_prepare_tlb before adding tlb entry
  target/loongarch: Add present and write bit with pte entry
  target/loongarch: Add CSR_PWCH write helper function
  target/loongarch: Use auto method with PTW feature

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>