Merge tag 'physmem-20251007' of https://github.com/philmd/qemu into staging

Memory patches

- Cleanups on RAMBlock API
- Cleanups on Physical Memory API
- Remove cpu_physical_memory_is_io()
- Remove cpu_physical_memory_rw()
- Legacy conversion [cpu_physical_memory -> address_space]_[un]map()

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* tag 'physmem-20251007' of https://github.com/philmd/qemu: (41 commits)
  system/physmem: Extract API out of 'system/ram_addr.h' header
  system/physmem: Drop 'cpu_' prefix in Physical Memory API
  system/physmem: Reduce cpu_physical_memory_sync_dirty_bitmap() scope
  system/physmem: Reduce cpu_physical_memory_clear_dirty_range() scope
  system/physmem: Un-inline cpu_physical_memory_dirty_bits_cleared()
  system/physmem: Un-inline cpu_physical_memory_set_dirty_lebitmap()
  system/physmem: Remove _WIN32 #ifdef'ry
  system/physmem: Un-inline cpu_physical_memory_set_dirty_range()
  system/physmem: Un-inline cpu_physical_memory_set_dirty_flag()
  system/physmem: Un-inline cpu_physical_memory_range_includes_clean()
  system/physmem: Un-inline cpu_physical_memory_is_clean()
  system/physmem: Un-inline cpu_physical_memory_get_dirty_flag()
  hw: Remove unnecessary 'system/ram_addr.h' header
  target/arm/tcg/mte: Include missing 'exec/target_page.h' header
  hw/vfio/listener: Include missing 'exec/target_page.h' header
  hw/s390x/s390-stattrib: Include missing 'exec/target_page.h' header
  accel/kvm: Include missing 'exec/target_page.h' header
  system/ram_addr: Remove unnecessary 'exec/cpu-common.h' header
  hw/virtio/virtio: Replace legacy cpu_physical_memory_map() call
  hw/virtio/vhost: Replace legacy cpu_physical_memory_*map() calls
  ...

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

4 files changed, 17 insertions, 9 deletions

diff --git a/target/i386/arch_memory_mapping.c b/target/i386/arch_memory_mapping.c
index a2398c2173..560f4689ab 100644
--- a/target/i386/arch_memory_mapping.c
+++ b/target/i386/arch_memory_mapping.c
@@ -35,7 +35,7 @@ static void walk_pte(MemoryMappingList *list, AddressSpace *as,
         }
 
         start_paddr = (pte & ~0xfff) & ~(0x1ULL << 63);
-        if (cpu_physical_memory_is_io(start_paddr)) {
+        if (address_space_is_io(as, start_paddr)) {
             /* I/O region */
             continue;
         }
@@ -65,7 +65,7 @@ static void walk_pte2(MemoryMappingList *list, AddressSpace *as,
         }
 
         start_paddr = pte & ~0xfff;
-        if (cpu_physical_memory_is_io(start_paddr)) {
+        if (address_space_is_io(as, start_paddr)) {
             /* I/O region */
             continue;
         }
@@ -100,7 +100,7 @@ static void walk_pde(MemoryMappingList *list, AddressSpace *as,
         if (pde & PG_PSE_MASK) {
             /* 2 MB page */
             start_paddr = (pde & ~0x1fffff) & ~(0x1ULL << 63);
-            if (cpu_physical_memory_is_io(start_paddr)) {
+            if (address_space_is_io(as, start_paddr)) {
                 /* I/O region */
                 continue;
             }
@@ -142,7 +142,7 @@ static void walk_pde2(MemoryMappingList *list, AddressSpace *as,
              */
             high_paddr = ((hwaddr)(pde & 0x1fe000) << 19);
             start_paddr = (pde & ~0x3fffff) | high_paddr;
-            if (cpu_physical_memory_is_io(start_paddr)) {
+            if (address_space_is_io(as, start_paddr)) {
                 /* I/O region */
                 continue;
             }
@@ -203,7 +203,7 @@ static void walk_pdpe(MemoryMappingList *list, AddressSpace *as,
         if (pdpe & PG_PSE_MASK) {
             /* 1 GB page */
             start_paddr = (pdpe & ~0x3fffffff) & ~(0x1ULL << 63);
-            if (cpu_physical_memory_is_io(start_paddr)) {
+            if (address_space_is_io(as, start_paddr)) {
                 /* I/O region */
                 continue;
             }
diff --git a/target/i386/kvm/xen-emu.c b/target/i386/kvm/xen-emu.c
index 284c5ef6f6..52de019834 100644
--- a/target/i386/kvm/xen-emu.c
+++ b/target/i386/kvm/xen-emu.c
@@ -21,6 +21,7 @@
 #include "system/address-spaces.h"
 #include "xen-emu.h"
 #include "trace.h"
+#include "system/memory.h"
 #include "system/runstate.h"
 
 #include "hw/pci/msi.h"
@@ -75,6 +76,7 @@ static bool kvm_gva_to_gpa(CPUState *cs, uint64_t gva, uint64_t *gpa,
 static int kvm_gva_rw(CPUState *cs, uint64_t gva, void *_buf, size_t sz,
                       bool is_write)
 {
+    AddressSpace *as = cpu_addressspace(cs, MEMTXATTRS_UNSPECIFIED);
     uint8_t *buf = (uint8_t *)_buf;
     uint64_t gpa;
     size_t len;
@@ -87,7 +89,7 @@ static int kvm_gva_rw(CPUState *cs, uint64_t gva, void *_buf, size_t sz,
             len = sz;
         }
 
-        cpu_physical_memory_rw(gpa, buf, len, is_write);
+        address_space_rw(as, gpa, MEMTXATTRS_UNSPECIFIED, buf, len, is_write);
 
         buf += len;
         sz -= len;
diff --git a/target/i386/nvmm/nvmm-all.c b/target/i386/nvmm/nvmm-all.c
index ed42425167..2e442baf4b 100644
--- a/target/i386/nvmm/nvmm-all.c
+++ b/target/i386/nvmm/nvmm-all.c
@@ -15,6 +15,7 @@
 #include "accel/accel-ops.h"
 #include "system/nvmm.h"
 #include "system/cpus.h"
+#include "system/memory.h"
 #include "system/runstate.h"
 #include "qemu/main-loop.h"
 #include "qemu/error-report.h"
@@ -516,7 +517,9 @@ nvmm_io_callback(struct nvmm_io *io)
 static void
 nvmm_mem_callback(struct nvmm_mem *mem)
 {
-    cpu_physical_memory_rw(mem->gpa, mem->data, mem->size, mem->write);
+    /* TODO: Get CPUState via mem->vcpu? */
+    address_space_rw(&address_space_memory, mem->gpa, MEMTXATTRS_UNSPECIFIED,
+                     mem->data, mem->size, mem->write);
 
     /* Needed, otherwise infinite loop. */
     current_cpu->vcpu_dirty = false;
diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c
index 2a85168ed5..256761834c 100644
--- a/target/i386/whpx/whpx-all.c
+++ b/target/i386/whpx/whpx-all.c
@@ -788,8 +788,11 @@ static HRESULT CALLBACK whpx_emu_mmio_callback(
     void *ctx,
     WHV_EMULATOR_MEMORY_ACCESS_INFO *ma)
 {
-    cpu_physical_memory_rw(ma->GpaAddress, ma->Data, ma->AccessSize,
-                           ma->Direction);
+    CPUState *cs = (CPUState *)ctx;
+    AddressSpace *as = cpu_addressspace(cs, MEMTXATTRS_UNSPECIFIED);
+
+    address_space_rw(as, ma->GpaAddress, MEMTXATTRS_UNSPECIFIED,
+                     ma->Data, ma->AccessSize, ma->Direction);
     return S_OK;
 }