[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v2 05/17] libxl/arm: Construct ACPI RSDP table
From: Shannon Zhao <shannon.zhao@xxxxxxxxxx> Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx> --- tools/libxl/libxl_arm_acpi.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tools/libxl/libxl_arm_acpi.c b/tools/libxl/libxl_arm_acpi.c index 60c31f9..5f332fa 100644 --- a/tools/libxl/libxl_arm_acpi.c +++ b/tools/libxl/libxl_arm_acpi.c @@ -53,6 +53,24 @@ struct acpitable { static struct acpitable acpitables[NUMS]; +static void make_acpi_rsdp(libxl__gc *gc, struct xc_dom_image *dom) +{ + struct acpi_table_rsdp *rsdp; + size_t size = sizeof(*rsdp); + + rsdp = libxl__zalloc(gc, size); + memcpy(rsdp->signature, "RSD PTR ", sizeof(rsdp->signature)); + memcpy(rsdp->oem_id, ACPI_BUILD_APPNAME6, sizeof(rsdp->oem_id)); + rsdp->length = size; + rsdp->revision = 0x02; + rsdp->checksum = 0; + + acpitables[RSDP].table = rsdp; + acpitables[RSDP].size = size; + /* Align to 64 bit. */ + dom->acpitable_size += ROUNDUP(acpitables[RSDP].size, 3); +} + int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info, libxl__domain_build_state *state, struct xc_dom_image *dom) @@ -73,6 +91,8 @@ int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info, dom->acpitable_blob = NULL; dom->acpitable_size = 0; + make_acpi_rsdp(gc, dom); + return 0; } -- 2.0.4 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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