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6930ba0d44
We want to have safety margins for all tables based on the table type. Let's move the maximum size logic into acpi_add_rom_blob() and make it dependent on the table name, so we don't have to replicate for each and every instance that creates such tables. Suggested-by: Laszlo Ersek <lersek@redhat.com> Cc: Alistair Francis <alistair.francis@xilinx.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Igor Mammedov <imammedo@redhat.com> Cc: Peter Maydell <peter.maydell@linaro.org> Cc: Shannon Zhao <shannon.zhaosl@gmail.com> Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Richard Henderson <richard.henderson@linaro.org> Cc: Laszlo Ersek <lersek@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20210304105554.121674-4-david@redhat.com> Reviewed-by: Laszlo Ersek <lersek@redhat.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>
43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/*
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* Utilities for generating ACPI tables and passing them to Guests
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*
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* Copyright (C) 2019 Intel Corporation
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* Copyright (C) 2019 Red Hat Inc
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*
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* Author: Wei Yang <richardw.yang@linux.intel.com>
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* Author: Michael S. Tsirkin <mst@redhat.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "hw/acpi/aml-build.h"
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#include "hw/acpi/utils.h"
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#include "hw/loader.h"
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MemoryRegion *acpi_add_rom_blob(FWCfgCallback update, void *opaque,
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GArray *blob, const char *name)
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{
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uint64_t max_size = 0;
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/* Reserve RAM space for tables: add another order of magnitude. */
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if (!strcmp(name, ACPI_BUILD_TABLE_FILE)) {
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max_size = 0x200000;
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} else if (!strcmp(name, ACPI_BUILD_LOADER_FILE)) {
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max_size = 0x10000;
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}
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return rom_add_blob(name, blob->data, acpi_data_len(blob), max_size, -1,
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name, update, opaque, NULL, true);
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}
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