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[Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID:
From: |
Gleb Natapov |
Subject: |
[Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4 |
Date: |
Thu, 21 Aug 2008 17:14:51 +0300 |
On Thu, Aug 21, 2008 at 07:45:37AM -0400, Kevin O'Connor wrote:
> The ACPI support in bochs bios is already 440fx specific, so I don't
> see a problem with adding another chipset specific rule.
So is something like this should be OK:
Index: acpi-dsdt.dsl
===================================================================
RCS file: /cvsroot/bochs/bochs/bios/acpi-dsdt.dsl,v
retrieving revision 1.3
diff -u -r1.3 acpi-dsdt.dsl
--- acpi-dsdt.dsl 26 Jan 2008 09:15:27 -0000 1.3
+++ acpi-dsdt.dsl 21 Aug 2008 14:13:35 -0000
@@ -27,20 +27,6 @@
{
Scope (\)
{
- /* CMOS memory access */
- OperationRegion (CMS, SystemIO, 0x70, 0x02)
- Field (CMS, ByteAcc, NoLock, Preserve)
- {
- CMSI, 8,
- CMSD, 8
- }
- Method (CMRD, 1, NotSerialized)
- {
- Store (Arg0, CMSI)
- Store (CMSD, Local0)
- Return (Local0)
- }
-
/* Debug Output */
OperationRegion (DBG, SystemIO, 0xb044, 0x04)
Field (DBG, DWordAcc, NoLock, Preserve)
@@ -56,6 +42,12 @@
Name (_HID, EisaId ("PNP0A03"))
Name (_ADR, 0x00)
Name (_UID, 1)
+ OperationRegion (I440, PCI_Config, 0x60, 0x02)
+ Field (I440, ByteAcc, NoLock, Preserve)
+ {
+ CM34, 8,
+ CM35, 8,
+ }
Name(_PRT, Package() {
/* PCI IRQ routing table, example from ACPI 2.0a specification,
section 6.2.8.1 */
@@ -149,7 +141,9 @@
CreateDWordField (MEMP, \_SB.PCI0._CRS.MEMF._MAX, PMAX)
CreateDWordField (MEMP, \_SB.PCI0._CRS.MEMF._LEN, PLEN)
/* compute available RAM */
- Add(CMRD(0x34), ShiftLeft(CMRD(0x35), 8), Local0)
+ Store(CM34, Local1)
+ Store(CM35, Local2)
+ Add(Local1, ShiftLeft(Local2, 8), Local0)
ShiftLeft(Local0, 16, Local0)
Add(Local0, 0x1000000, Local0)
/* update field of last region */
Index: rombios32.c
===================================================================
RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v
retrieving revision 1.29
diff -u -r1.29 rombios32.c
--- rombios32.c 30 Jul 2008 15:13:40 -0000 1.29
+++ rombios32.c 21 Aug 2008 14:13:36 -0000
@@ -677,6 +677,8 @@
elcr[0], elcr[1]);
} else if (vendor_id == PCI_VENDOR_ID_INTEL && device_id ==
PCI_DEVICE_ID_INTEL_82441) {
/* i440 PCI bridge */
+ pci_config_writeb(d, 0x60, cmos_readb(0x34));
+ pci_config_writeb(d, 0x61, cmos_readb(0x35));
bios_shadow_init(d);
}
}
--
Gleb.
- [Qemu-devel] BIOS, ACPI, CMOS and Windows EvenID: 4, Gleb Natapov, 2008/08/20
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Sebastian Herbszt, 2008/08/20
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Gleb Natapov, 2008/08/21
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Kevin O'Connor, 2008/08/21
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4,
Gleb Natapov <=
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Sebastian Herbszt, 2008/08/21
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Gleb Natapov, 2008/08/23
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Sebastian Herbszt, 2008/08/24
- [Qemu-devel] RE: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Stanislav Shwartsman, 2008/08/25
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Sebastian Herbszt, 2008/08/21
[Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Kevin O'Connor, 2008/08/24
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Gleb Natapov, 2008/08/25
- [Qemu-devel] RE: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Stanislav Shwartsman, 2008/08/25
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Gleb Natapov, 2008/08/25
- [Qemu-devel] Re: [Bochs-developers] BIOS, ACPI, CMOS and Windows EvenID: 4, Sebastian Herbszt, 2008/08/31