hw: acpi: Export and share the ARM RSDP build

Now that build_rsdp() supports building both legacy and current RSDP
tables, we can move it to a generic folder (hw/acpi) and have the i386
ACPI code reuse it in order to reduce code duplication.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>

1 files changed, 0 insertions, 65 deletions

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 05f6654371..95fad6f0ce 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -366,71 +366,6 @@ static void acpi_dsdt_add_power_button(Aml *scope)
     aml_append(scope, dev);
 }
 
-/* RSDP */
-static void
-build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data)
-{
-    int tbl_off = tbl->len; /* Table offset in the RSDP file */
-
-    switch (rsdp_data->revision) {
-    case 0:
-        /* With ACPI 1.0, we must have an RSDT pointer */
-        g_assert(rsdp_data->rsdt_tbl_offset);
-        break;
-    case 2:
-        /* With ACPI 2.0+, we must have an XSDT pointer */
-        g_assert(rsdp_data->xsdt_tbl_offset);
-        break;
-    default:
-        /* Only revisions 0 (ACPI 1.0) and 2 (ACPI 2.0+) are valid for RSDP */
-        g_assert_not_reached();
-    }
-
-    bios_linker_loader_alloc(linker, ACPI_BUILD_RSDP_FILE, tbl, 16,
-                             true /* fseg memory */);
-
-    g_array_append_vals(tbl, "RSD PTR ", 8); /* Signature */
-    build_append_int_noprefix(tbl, 0, 1); /* Checksum */
-    g_array_append_vals(tbl, rsdp_data->oem_id, 6); /* OEMID */
-    build_append_int_noprefix(tbl, rsdp_data->revision, 1); /* Revision */
-    build_append_int_noprefix(tbl, 0, 4); /* RsdtAddress */
-    if (rsdp_data->rsdt_tbl_offset) {
-        /* RSDT address to be filled by guest linker */
-        bios_linker_loader_add_pointer(linker, ACPI_BUILD_RSDP_FILE,
-                                       tbl_off + 16, 4,
-                                       ACPI_BUILD_TABLE_FILE,
-                                       *rsdp_data->rsdt_tbl_offset);
-    }
-
-    /* Checksum to be filled by guest linker */
-    bios_linker_loader_add_checksum(linker, ACPI_BUILD_RSDP_FILE,
-                                    tbl_off, 20, /* ACPI rev 1.0 RSDP size */
-                                    8);
-
-    if (rsdp_data->revision == 0) {
-        /* ACPI 1.0 RSDP, we're done */
-        return;
-    }
-
-    build_append_int_noprefix(tbl, 36, 4); /* Length */
-
-    /* XSDT address to be filled by guest linker */
-    build_append_int_noprefix(tbl, 0, 8); /* XsdtAddress */
-    /* We already validated our xsdt pointer */
-    bios_linker_loader_add_pointer(linker, ACPI_BUILD_RSDP_FILE,
-                                   tbl_off + 24, 8,
-                                   ACPI_BUILD_TABLE_FILE,
-                                   *rsdp_data->xsdt_tbl_offset);
-
-    build_append_int_noprefix(tbl, 0, 1); /* Extended Checksum */
-    build_append_int_noprefix(tbl, 0, 3); /* Reserved */
-
-    /* Extended checksum to be filled by Guest linker */
-    bios_linker_loader_add_checksum(linker, ACPI_BUILD_RSDP_FILE,
-                                    tbl_off, 36, /* ACPI rev 2.0 RSDP size */
-                                    32);
-}
-
 static void
 build_iort(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
 {