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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* Data to be patched by the BIOS during POST */
/* FIXME the patching is not done yet! */
/* Memory related values */
Name(LOMH, 0x0) /* Start of unused memory in C0000-E0000 range */
Name(PBAD, 0x0) /* Address of BIOS area (If TOM2 != 0, Addr >> 16) */
Name(PBLN, 0x0) /* Length of BIOS area */
Name(PCBA, CONFIG_MMCONF_BASE_ADDRESS) /* Base address of PCIe config space */
Name(HPBA, 0xFED00000) /* Base address of HPET table */
Name(SSFG, 0x0D) /* S1 support: bit 0, S2 Support: bit 1, etc. S0 & S5 assumed */
/* Some global data */
Name(OSVR, 3) /* Assume nothing. WinXp = 1, Vista = 2, Linux = 3, WinCE = 4 */
Name(OSV, Ones) /* Assume nothing */
Name(PMOD, One) /* Assume APIC */
Scope(\_SB) {
Method(OSFL, 0){
if(LNotEqual(OSVR, Ones)) {Return(OSVR)} /* OS version was already detected */
if(CondRefOf(\_OSI,Local1))
{
Store(1, OSVR) /* Assume some form of XP */
if (\_OSI("Windows 2006")) /* Vista */
{
Store(2, OSVR)
}
} else {
If(WCMP(\_OS,"Linux")) {
Store(3, OSVR) /* Linux */
} Else {
Store(4, OSVR) /* Gotta be WinCE */
}
}
Return(OSVR)
}
}
Scope(\_SI) {
Method(_SST, 1) {
/* DBGO("\\_SI\\_SST\n") */
/* DBGO(" New Indicator state: ") */
/* DBGO(Arg0) */
/* DBGO("\n") */
}
} /* End Scope SI */
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