Add a helper function to acpigen to create _PSD tables.
Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4154 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/arch/i386/boot/acpigen.c b/src/arch/i386/boot/acpigen.c
index f1132f6..5c8bd56 100644
--- a/src/arch/i386/boot/acpigen.c
+++ b/src/arch/i386/boot/acpigen.c
@@ -260,3 +260,21 @@
acpigen_patch_len(len - 1);
return len;
}
+
+int acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype)
+{
+ int len, lenh, lenp;
+ lenh = acpigen_write_name("_PSD");
+ lenp = acpigen_write_package(1);
+ len = acpigen_write_package(5);
+ len += acpigen_write_byte(5); // 5 values
+ len += acpigen_write_byte(0); // revision 0
+ len += acpigen_write_dword(domain);
+ len += acpigen_write_dword(coordtype);
+ len += acpigen_write_dword(numprocs);
+ acpigen_patch_len(len-1);
+ len += lenp;
+ acpigen_patch_len(len-1);
+ return len + lenh;
+}
+