[Qemu-devel] [PATCH 2/4] i386/acpi: collect 64 bit offsets for xsdt

["Michael S. Tsirkin" <mst@redhat.com>]

collect then discard, they are unused for now.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/i386/acpi-build.c | 32 ++++++++++++++++++--------------
 1 file changed, 18 insertions(+), 14 deletions(-)

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index e5b0b7a..aaa149b 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1663,7 +1663,8 @@ static bool acpi_has_iommu(void)
 static
 void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
 {
-    GArray *table_offsets;
+    GArray *rsdt_table_offsets;
+    GArray *xsdt_table_offsets;
     unsigned facs, ssdt, dsdt, rsdt;
     AcpiCpuInfo cpu;
     AcpiPmInfo pm;
@@ -1680,8 +1681,10 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
     acpi_get_misc_info(&misc);
     acpi_get_pci_info(&pci);
 
-    table_offsets = g_array_new(false, true /* clear */,
+    rsdt_table_offsets = g_array_new(false, true /* clear */,
                                         sizeof(uint32_t));
+    xsdt_table_offsets = g_array_new(false, true /* clear */,
+                                        sizeof(uint64_t));
     ACPI_BUILD_DPRINTF("init ACPI tables\n");
 
     bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
@@ -1706,27 +1709,27 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
     aml_len += tables_blob->len - dsdt;
 
     /* ACPI tables pointed to by RSDT */
-    acpi_add_table(table_offsets, NULL, tables_blob);
+    acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
     build_fadt(tables_blob, tables->linker, &pm, facs, dsdt);
 
     ssdt = tables_blob->len;
-    acpi_add_table(table_offsets, NULL, tables_blob);
+    acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
     build_ssdt(tables_blob, tables->linker, &cpu, &pm, &misc, &pci,
                guest_info);
     aml_len += tables_blob->len - ssdt;
 
-    acpi_add_table(table_offsets, NULL, tables_blob);
+    acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
     build_madt(tables_blob, tables->linker, &cpu, guest_info);
 
     if (misc.has_hpet) {
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         build_hpet(tables_blob, tables->linker);
     }
     if (misc.tpm_version != TPM_VERSION_UNSPEC) {
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         build_tpm_tcpa(tables_blob, tables->linker, tables->tcpalog);
 
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         switch (misc.tpm_version) {
         case TPM_VERSION_1_2:
             build_tpm_ssdt(tables_blob, tables->linker);
@@ -1739,15 +1742,15 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
         }
     }
     if (guest_info->numa_nodes) {
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         build_srat(tables_blob, tables->linker, guest_info);
     }
     if (acpi_get_mcfg(&mcfg)) {
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         build_mcfg_q35(tables_blob, tables->linker, &mcfg);
     }
     if (acpi_has_iommu()) {
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         build_dmar_q35(tables_blob, tables->linker);
     }
 
@@ -1755,13 +1758,13 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
     for (u = acpi_table_first(); u; u = acpi_table_next(u)) {
         unsigned len = acpi_table_len(u);
 
-        acpi_add_table(table_offsets, NULL, tables_blob);
+        acpi_add_table(rsdt_table_offsets, xsdt_table_offsets, tables_blob);
         g_array_append_vals(tables_blob, u, len);
     }
 
     /* RSDT is pointed to by RSDP */
     rsdt = tables_blob->len;
-    build_rsdt(tables_blob, tables->linker, table_offsets);
+    build_rsdt(tables_blob, tables->linker, rsdt_table_offsets);
 
     /* RSDP is in FSEG memory, so allocate it separately */
     build_rsdp(tables->rsdp, tables->linker, rsdt);
@@ -1813,7 +1816,8 @@ void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
     acpi_align_size(tables->linker, ACPI_BUILD_ALIGN_SIZE);
 
     /* Cleanup memory that's no longer used. */
-    g_array_free(table_offsets, true);
+    g_array_free(xsdt_table_offsets, true);
+    g_array_free(rsdt_table_offsets, true);
 }
 
 static void acpi_ram_update(MemoryRegion *mr, GArray *data)
-- 
MST