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hvmloader/ovmf: setup E820 map
E820 map will be used by OVMF to create memory map. Signed-off-by: Wei Liu <wei.liu2@citrix.com> Acked-by: Ian Campbell <ian.campbell@citrix.com>
This commit is contained in:
Wei Liu authored and 
Ian Campbell committed
1 parent
054f628d3c
commit
d7bea9c593
1 file changed
+12
-1
@@ -137,6 +137,17 @@ static void ovmf_create_smbios_tables(void)
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SMBIOS_PHYSICAL_END);
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}
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static void ovmf_setup_e820(void)
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{
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struct ovmf_info *info = (void *)OVMF_INFO_PHYSICAL_ADDRESS;
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struct e820entry *e820 = scratch_alloc(sizeof(struct e820entry)*16, 0);
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info->e820 = (uint32_t)e820;
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/* Reserve LOWCHUNK_BEGIN to 0x100000 as well, that's reset vector. */
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info->e820_nr = build_e820_table(e820, 0, LOWCHUNK_BEGIN);
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dump_e820_table(e820, info->e820_nr);
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}
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struct bios_config ovmf_config = {
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.name = "OVMF",
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@@ -151,7 +162,7 @@ struct bios_config ovmf_config = {
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.bios_info_setup = ovmf_setup_bios_info,
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.bios_info_finish = ovmf_finish_bios_info,
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.e820_setup = NULL,
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.e820_setup = ovmf_setup_e820,
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.acpi_build_tables = ovmf_acpi_build_tables,
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.create_mp_tables = NULL,
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