diff mbox

[v2,13/13] SMBIOS: Build full tables for type 32 and 127

Message ID 1394550989-693-14-git-send-email-somlo@cmu.edu
State New
Headers show

Commit Message

Gabriel L. Somlo March 11, 2014, 3:16 p.m. UTC 
From: "Gabriel L. Somlo" <somlo@cmu.edu>

Build full smbios type 32 (system boot info) and 127 (end-of-table)
tables, and make them available via fw_cfg.

Signed-off-by: Gabriel Somlo <somlo@cmu.edu>
---
 hw/i386/smbios.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
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Patch

diff --git a/hw/i386/smbios.c b/hw/i386/smbios.c
index 9cf29d3..2bde2a5 100644
--- a/hw/i386/smbios.c
+++ b/hw/i386/smbios.c
@@ -583,6 +583,22 @@  static void smbios_build_type_20_table(unsigned instance,
     SMBIOS_BUILD_TABLE_POST;
 }
 
+static void smbios_build_type_32_table(void)
+{
+    SMBIOS_BUILD_TABLE_PRE(32, 0x2000, true); /* required */
+
+    memset(t->reserved, 0, 6);
+    t->boot_status = 0; /* No errors detected */
+
+    SMBIOS_BUILD_TABLE_POST;
+}
+
+static void smbios_build_type_127_table(void)
+{
+    SMBIOS_BUILD_TABLE_PRE(32, 0x7F00, true); /* required */
+    SMBIOS_BUILD_TABLE_POST;
+}
+
 #define SMBIOS_SET_DEFAULT(field, value)                                  \
     if (!field) {                                                         \
         field = value;                                                    \
@@ -661,6 +677,8 @@  uint8_t *smbios_get_table(size_t *length)
                 start_mb += size_mb;
             }
         }
+        smbios_build_type_32_table();
+        smbios_build_type_127_table();
         smbios_validate_table();
         smbios_immutable = true;
     }