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[v3,13/17] libxl/arm: Construct ACPI DSDT table

Message ID 1467688367-17320-14-git-send-email-zhaoshenglong@huawei.com (mailing list archive)
State New, archived
Headers show

Commit Message

Shannon Zhao July 5, 2016, 3:12 a.m. UTC 
From: Shannon Zhao <shannon.zhao@linaro.org>

Copy the static DSDT table into ACPI blob.

Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
---
 tools/libxl/libxl_arm_acpi.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/tools/libxl/libxl_arm_acpi.c b/tools/libxl/libxl_arm_acpi.c
index 6075391..368db04 100644
--- a/tools/libxl/libxl_arm_acpi.c
+++ b/tools/libxl/libxl_arm_acpi.c
@@ -298,6 +298,15 @@  static void make_acpi_fadt(libxl__gc *gc, struct xc_dom_image *dom,
                        acpitables[FADT].size);
 }
 
+static void make_acpi_dsdt(libxl__gc *gc, struct xc_dom_image *dom,
+                           struct acpitable acpitables[])
+{
+    uint64_t offset = acpitables[DSDT].addr - GUEST_ACPI_BASE;
+    void *dsdt = dom->acpitable_blob + offset;
+
+    memcpy(dsdt, dsdt_anycpu_arm, dsdt_anycpu_arm_len);
+}
+
 int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info,
                         libxl__domain_build_state *state,
                         struct xc_dom_image *dom)
@@ -331,6 +340,7 @@  int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info,
 	return rc;
 
     make_acpi_fadt(gc, dom, acpitables);
+    make_acpi_dsdt(gc, dom, acpitables);
 
     return 0;
 }