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hw/arm/virt-acpi-build: Generate RSDT table

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RSDT points to other tables FADT, MADT, GTDT. This code is shared with x86.

Here we still use RSDT as UEFI puts ACPI tables below 4G address space,
and UEFI ignore the RSDT or XSDT.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1432522520-8068-12-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Shannon Zhao 2015-05-29 11:28:56 +01:00 • committed by Peter Maydell
parent ee246400c1
commit 243bdb79fb
4 changed files with 29 additions and 24 deletions
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24
hw/i386/acpi-build.c
View file

@ -1208,30 +1208,6 @@ build_dsdt(GArray *table_data, GArray *linker, AcpiMiscInfo *misc)
misc->dsdt_size, 1);
}
/* Build final rsdt table */
static void
build_rsdt(GArray *table_data, GArray *linker, GArray *table_offsets)
{
AcpiRsdtDescriptorRev1 *rsdt;
size_t rsdt_len;
int i;
rsdt_len = sizeof(*rsdt) + sizeof(uint32_t) * table_offsets->len;
rsdt = acpi_data_push(table_data, rsdt_len);
memcpy(rsdt->table_offset_entry, table_offsets->data,
sizeof(uint32_t) * table_offsets->len);
for (i = 0; i < table_offsets->len; ++i) {
/* rsdt->table_offset_entry to be filled by Guest linker */
bios_linker_loader_add_pointer(linker,
ACPI_BUILD_TABLE_FILE,
ACPI_BUILD_TABLE_FILE,
table_data, &rsdt->table_offset_entry[i],
sizeof(uint32_t));
}
build_header(linker, table_data,
(void *)rsdt, "RSDT", rsdt_len, 1);
}
static GArray *
build_rsdp(GArray *rsdp_table, GArray *linker, unsigned rsdt)
{