qemu-x86: Implement more features

This patch switches the Qemu target to use (pseudo) Cache As RAM
and enables some ACPI code. This allows to use the CBMEM console
and timestamp code with coreboot in Qemu. Right now, the ACPI code
is commented out because leaving it in breaks IDE.

Change-Id: Ie20f3ecc194004f354ae3437b9cf9175382cadf8
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/2113
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Stefan Reinauer 2013-01-07 13:21:22 -08:00 committed by Ronald G. Minnich
parent c01990789f
commit 597ff87574
10 changed files with 1380 additions and 20 deletions

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@ -4,9 +4,11 @@ config BOARD_SPECIFIC_OPTIONS # dummy
def_bool y
select ARCH_X86
select SOUTHBRIDGE_INTEL_I82371EB
select ROMCC
select CACHE_AS_RAM
select HAVE_OPTION_TABLE
select HAVE_PIRQ_TABLE
select HAVE_ACPI_TABLES
select HAVE_ACPI_RESUME
select BOARD_ROMSIZE_KB_256
config MAINBOARD_DIR
@ -21,4 +23,13 @@ config IRQ_SLOT_COUNT
int
default 6
config DCACHE_RAM_BASE
hex
default 0xd0000
config DCACHE_RAM_SIZE
hex
default 0x10000
endif # BOARD_EMULATION_QEMU_X86

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@ -1,3 +1,4 @@
ROMCCFLAGS := -mcpu=i386 -O
cpu_incs += $(src)/mainboard/emulation/qemu-x86/cache_as_ram.inc
ramstage-y += northbridge.c

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@ -0,0 +1,193 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
*
* 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
*/
#include <types.h>
#include <string.h>
#include <console/console.h>
#include <arch/acpi.h>
#include <arch/ioapic.h>
#include <arch/acpigen.h>
#include <arch/smp/mpspec.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <cpu/x86/msr.h>
extern const unsigned char AmlCode[];
#if CONFIG_HAVE_ACPI_SLIC
unsigned long acpi_create_slic(unsigned long current);
#endif
unsigned long acpi_fill_madt(unsigned long current)
{
/* Local APICs */
current = acpi_create_madt_lapics(current);
/* IOAPIC */
current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
2, IO_APIC_ADDR, 0);
/* INT_SRC_OVR */
current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
current, 0, 0, 2, 0);
current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH);
return current;
}
unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id)
{
generate_cpu_entries();
return (unsigned long) (acpigen_get_current());
}
unsigned long acpi_fill_slit(unsigned long current)
{
// Not implemented
return current;
}
unsigned long acpi_fill_srat(unsigned long current)
{
/* No NUMA, no SRAT */
return current;
}
#define ALIGN_CURRENT current = (ALIGN(current, 16))
unsigned long write_acpi_tables(unsigned long start)
{
#ifdef ACPI
unsigned long current;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
ALIGN_CURRENT;
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
#else
return start;
#endif
}

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@ -0,0 +1,100 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2000,2007 Ronald G. Minnich <rminnich@gmail.com>
* Copyright (C) 2007-2008 coresystems GmbH
*
* 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
*/
#include <cpu/x86/stack.h>
#include <cpu/x86/mtrr.h>
#include <cpu/x86/cache.h>
#include <cpu/x86/post_code.h>
#include <cbmem.h>
#define CACHE_AS_RAM_SIZE 0x10000
#define CACHE_AS_RAM_BASE 0xd0000
#define CPU_PHYSMASK_HI (1 << (CONFIG_CPU_ADDR_BITS - 32) - 1)
/* Save the BIST result. */
movl %eax, %ebp
cache_as_ram:
post_code(0x20)
/* Clear the cache memory region. This will also fill up the cache */
movl $CACHE_AS_RAM_BASE, %esi
movl %esi, %edi
movl $(CACHE_AS_RAM_SIZE / 4), %ecx
// movl $0x23322332, %eax
xorl %eax, %eax
rep stosl
post_code(0x21)
/* Set up the stack pointer. */
movl $(CACHE_AS_RAM_SIZE + CACHE_AS_RAM_BASE - 4), %eax
movl %eax, %esp
/* Restore the BIST result. */
movl %ebp, %eax
movl %esp, %ebp
pushl %eax
before_romstage:
post_code(0x29)
/* Call romstage.c main function. */
call main
post_code(0x30)
#if CONFIG_HAVE_ACPI_RESUME
movl CBMEM_BOOT_MODE, %eax
cmpl $0x2, %eax // Resume?
jne __acpi_resume_backup_done
/* copy 1MB - 64K to high tables ram_base to prevent memory corruption
* through stage 2. We could keep stuff like stack and heap in high
* tables memory completely, but that's a wonderful clean up task for
* another day.
*/
cld
movl $CONFIG_RAMBASE, %esi
movl CBMEM_RESUME_BACKUP, %edi
movl $HIGH_MEMORY_SAVE / 4, %ecx
rep movsl
__acpi_resume_backup_done:
#endif
post_code(0x3d)
/* Clear boot_complete flag. */
xorl %ebp, %ebp
__main:
post_code(POST_PREPARE_RAMSTAGE)
cld /* Clear direction flag. */
movl %ebp, %esi
movl $ROMSTAGE_STACK, %esp
movl %esp, %ebp
pushl %esi
call copy_and_run
.Lhlt:
post_code(POST_DEAD_CODE)
hlt
jmp .Lhlt

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@ -7,7 +7,7 @@ chip mainboard/emulation/qemu-x86
device pci 01.1 on end
register "ide0_enable" = "1"
register "ide1_enable" = "1"
register "gpo" = "0x7fffbbff"
end
end
end

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@ -0,0 +1,958 @@
/*
* Bochs/QEMU ACPI DSDT ASL definition
*
* Copyright (c) 2006 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
DefinitionBlock(
"dsdt.aml",
"DSDT",
0x02, // DSDT revision: ACPI v2.0
"COREv4", // OEM id
"COREBOOT", // OEM table id
0x20090419 // OEM revision
)
{
/****************************************************************
* Debugging
****************************************************************/
Scope (\)
{
/* Debug Output */
OperationRegion (DBG, SystemIO, 0x0402, 0x01)
Field (DBG, ByteAcc, NoLock, Preserve)
{
DBGB, 8,
}
/* Debug method - use this method to send output to the QEMU
* BIOS debug port. This method handles strings, integers,
* and buffers. For example: DBUG("abc") DBUG(0x123) */
Method(DBUG, 1) {
ToHexString(Arg0, Local0)
ToBuffer(Local0, Local0)
Subtract(SizeOf(Local0), 1, Local1)
Store(Zero, Local2)
While (LLess(Local2, Local1)) {
Store(DerefOf(Index(Local0, Local2)), DBGB)
Increment(Local2)
}
Store(0x0A, DBGB)
}
}
/****************************************************************
* Processor
****************************************************************/
Processor (CPAA, 0xAA, 0x0000b010, 0x06) {
Name (ID, 0xAA)
Name (_HID, "ACPI0007")
Method(_MAT, 0) {
Return(\_SB.CPMA(ID))
}
Method (_STA, 0) {
Return(\_SB.CPST(ID))
}
Method (_EJ0, 1, NotSerialized) {
\_SB.CPEJ(ID, Arg0)
}
}
/****************************************************************
* PCI Bus definition
****************************************************************/
Scope(\_SB) {
Device(PCI0) {
Name (_HID, EisaId ("PNP0A03"))
Name (_ADR, 0x00)
Name (_UID, 1)
Name(_PRT, Package() {
/* PCI IRQ routing table, example from ACPI 2.0a specification,
section 6.2.8.1 */
/* Note: we provide the same info as the PCI routing
table of the Bochs BIOS */
#define prt_slot(nr, lnk0, lnk1, lnk2, lnk3) \
Package() { nr##ffff, 0, lnk0, 0 }, \
Package() { nr##ffff, 1, lnk1, 0 }, \
Package() { nr##ffff, 2, lnk2, 0 }, \
Package() { nr##ffff, 3, lnk3, 0 }
#define prt_slot0(nr) prt_slot(nr, LNKD, LNKA, LNKB, LNKC)
#define prt_slot1(nr) prt_slot(nr, LNKA, LNKB, LNKC, LNKD)
#define prt_slot2(nr) prt_slot(nr, LNKB, LNKC, LNKD, LNKA)
#define prt_slot3(nr) prt_slot(nr, LNKC, LNKD, LNKA, LNKB)
prt_slot0(0x0000),
/* Device 1 is power mgmt device, and can only use irq 9 */
prt_slot(0x0001, LNKS, LNKB, LNKC, LNKD),
prt_slot2(0x0002),
prt_slot3(0x0003),
prt_slot0(0x0004),
prt_slot1(0x0005),
prt_slot2(0x0006),
prt_slot3(0x0007),
prt_slot0(0x0008),
prt_slot1(0x0009),
prt_slot2(0x000a),
prt_slot3(0x000b),
prt_slot0(0x000c),
prt_slot1(0x000d),
prt_slot2(0x000e),
prt_slot3(0x000f),
prt_slot0(0x0010),
prt_slot1(0x0011),
prt_slot2(0x0012),
prt_slot3(0x0013),
prt_slot0(0x0014),
prt_slot1(0x0015),
prt_slot2(0x0016),
prt_slot3(0x0017),
prt_slot0(0x0018),
prt_slot1(0x0019),
prt_slot2(0x001a),
prt_slot3(0x001b),
prt_slot0(0x001c),
prt_slot1(0x001d),
prt_slot2(0x001e),
prt_slot3(0x001f),
})
OperationRegion(PCST, SystemIO, 0xae00, 0x08)
Field (PCST, DWordAcc, NoLock, WriteAsZeros)
{
PCIU, 32,
PCID, 32,
}
OperationRegion(SEJ, SystemIO, 0xae08, 0x04)
Field (SEJ, DWordAcc, NoLock, WriteAsZeros)
{
B0EJ, 32,
}
Name (CRES, ResourceTemplate ()
{
WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
0x0000, // Address Space Granularity
0x0000, // Address Range Minimum
0x00FF, // Address Range Maximum
0x0000, // Address Translation Offset
0x0100, // Address Length
,, )
IO (Decode16,
0x0CF8, // Address Range Minimum
0x0CF8, // Address Range Maximum
0x01, // Address Alignment
0x08, // Address Length
)
WordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, // Address Space Granularity
0x0000, // Address Range Minimum
0x0CF7, // Address Range Maximum
0x0000, // Address Translation Offset
0x0CF8, // Address Length
,, , TypeStatic)
WordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, // Address Space Granularity
0x0D00, // Address Range Minimum
0xFFFF, // Address Range Maximum
0x0000, // Address Translation Offset
0xF300, // Address Length
,, , TypeStatic)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
0x00000000, // Address Space Granularity
0x000A0000, // Address Range Minimum
0x000BFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x00020000, // Address Length
,, , AddressRangeMemory, TypeStatic)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, NonCacheable, ReadWrite,
0x00000000, // Address Space Granularity
0xE0000000, // Address Range Minimum
0xFEBFFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x1EC00000, // Address Length
,, PW32, AddressRangeMemory, TypeStatic)
})
Name (CR64, ResourceTemplate ()
{
QWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
0x00000000, // Address Space Granularity
0x8000000000, // Address Range Minimum
0xFFFFFFFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x8000000000, // Address Length
,, PW64, AddressRangeMemory, TypeStatic)
})
Method (_CRS, 0)
{
/* see see acpi.h, struct bfld */
External (BDAT, OpRegionObj)
Field(BDAT, QWordAcc, NoLock, Preserve) {
P0S, 64,
P0E, 64,
P0L, 64,
P1S, 64,
P1E, 64,
P1L, 64,
}
Field(BDAT, DWordAcc, NoLock, Preserve) {
P0SL, 32,
P0SH, 32,
P0EL, 32,
P0EH, 32,
P0LL, 32,
P0LH, 32,
P1SL, 32,
P1SH, 32,
P1EL, 32,
P1EH, 32,
P1LL, 32,
P1LH, 32,
}
/* fixup 32bit pci io window */
CreateDWordField (CRES,\_SB.PCI0.PW32._MIN, PS32)
CreateDWordField (CRES,\_SB.PCI0.PW32._MAX, PE32)
CreateDWordField (CRES,\_SB.PCI0.PW32._LEN, PL32)
Store (P0SL, PS32)
Store (P0EL, PE32)
Store (P0LL, PL32)
If (LAnd(LEqual(P1SL, 0x00), LEqual(P1SH, 0x00))) {
Return (CRES)
} Else {
/* fixup 64bit pci io window */
CreateQWordField (CR64,\_SB.PCI0.PW64._MIN, PS64)
CreateQWordField (CR64,\_SB.PCI0.PW64._MAX, PE64)
CreateQWordField (CR64,\_SB.PCI0.PW64._LEN, PL64)
Store (P1S, PS64)
Store (P1E, PE64)
Store (P1L, PL64)
/* add window and return result */
ConcatenateResTemplate (CRES, CR64, Local0)
Return (Local0)
}
}
}
}
/****************************************************************
* HPET
****************************************************************/
Scope(\_SB) {
Device(HPET) {
Name(_HID, EISAID("PNP0103"))
Name(_UID, 0)
OperationRegion(HPTM, SystemMemory , 0xFED00000, 0x400)
Field(HPTM, DWordAcc, Lock, Preserve) {
VEND, 32,
PRD, 32,
}
Method (_STA, 0, NotSerialized) {
Store (VEND, Local0)
Store (PRD, Local1)
ShiftRight(Local0, 16, Local0)
If (LOr (LEqual(Local0, 0), LEqual(Local0, 0xffff))) {
Return (0x0)
}
If (LOr (LEqual(Local1, 0), LGreater(Local1, 100000000))) {
Return (0x0)
}
Return (0x0F)
}
Name(_CRS, ResourceTemplate() {
DWordMemory(
ResourceConsumer, PosDecode, MinFixed, MaxFixed,
NonCacheable, ReadWrite,
0x00000000,
0xFED00000,
0xFED003FF,
0x00000000,
0x00000400 /* 1K memory: FED00000 - FED003FF */
)
})
}
}
/****************************************************************
* VGA
****************************************************************/
Scope(\_SB.PCI0) {
Device (VGA) {
Name (_ADR, 0x00020000)
OperationRegion(PCIC, PCI_Config, Zero, 0x4)
Field(PCIC, DWordAcc, NoLock, Preserve) {
VEND, 32
}
Method (_S1D, 0, NotSerialized)
{
Return (0x00)
}
Method (_S2D, 0, NotSerialized)
{
Return (0x00)
}
Method (_S3D, 0, NotSerialized)
{
If (LEqual(VEND, 0x1001b36)) {
Return (0x03) // QXL
} Else {
Return (0x00)
}
}
}
}
/****************************************************************
* PIIX3 ISA bridge
****************************************************************/
Scope(\_SB.PCI0) {
Device (ISA) {
Name (_ADR, 0x00010000)
/* PIIX PCI to ISA irq remapping */
OperationRegion (P40C, PCI_Config, 0x60, 0x04)
}
}
/****************************************************************
* SuperIO devices (kbd, mouse, etc.)
****************************************************************/
Scope(\_SB.PCI0.ISA) {
/* Real-time clock */
Device (RTC)
{
Name (_HID, EisaId ("PNP0B00"))
Name (_CRS, ResourceTemplate ()
{
IO (Decode16, 0x0070, 0x0070, 0x10, 0x02)
IRQNoFlags () {8}
IO (Decode16, 0x0072, 0x0072, 0x02, 0x06)
})
}
/* Keyboard seems to be important for WinXP install */
Device (KBD)
{
Name (_HID, EisaId ("PNP0303"))
Method (_STA, 0, NotSerialized)
{
Return (0x0f)
}
Method (_CRS, 0, NotSerialized)
{
Name (TMP, ResourceTemplate ()
{
IO (Decode16,
0x0060, // Address Range Minimum
0x0060, // Address Range Maximum
0x01, // Address Alignment
0x01, // Address Length
)
IO (Decode16,
0x0064, // Address Range Minimum
0x0064, // Address Range Maximum
0x01, // Address Alignment
0x01, // Address Length
)
IRQNoFlags ()
{1}
})
Return (TMP)
}
}
/* PS/2 mouse */
Device (MOU)
{
Name (_HID, EisaId ("PNP0F13"))
Method (_STA, 0, NotSerialized)
{
Return (0x0f)
}
Method (_CRS, 0, NotSerialized)
{
Name (TMP, ResourceTemplate ()
{
IRQNoFlags () {12}
})
Return (TMP)
}
}
/* PS/2 floppy controller */
Device (FDC0)
{
Name (_HID, EisaId ("PNP0700"))
Method (_STA, 0, NotSerialized)
{
Return (0x0F)
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF0, ResourceTemplate ()
{
IO (Decode16, 0x03F2, 0x03F2, 0x00, 0x04)
IO (Decode16, 0x03F7, 0x03F7, 0x00, 0x01)
IRQNoFlags () {6}
DMA (Compatibility, NotBusMaster, Transfer8) {2}
})
Return (BUF0)
}
}
/* Parallel port */
Device (LPT)
{
Name (_HID, EisaId ("PNP0400"))
Method (_STA, 0, NotSerialized)
{
Store (\_SB.PCI0.PX13.DRSA, Local0)
And (Local0, 0x80000000, Local0)
If (LEqual (Local0, 0))
{
Return (0x00)
}
Else
{
Return (0x0F)
}
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF0, ResourceTemplate ()
{
IO (Decode16, 0x0378, 0x0378, 0x08, 0x08)
IRQNoFlags () {7}
})
Return (BUF0)
}
}
/* Serial Ports */
Device (COM1)
{
Name (_HID, EisaId ("PNP0501"))
Name (_UID, 0x01)
Method (_STA, 0, NotSerialized)
{
Store (\_SB.PCI0.PX13.DRSC, Local0)
And (Local0, 0x08000000, Local0)
If (LEqual (Local0, 0))
{
Return (0x00)
}
Else
{
Return (0x0F)
}
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF0, ResourceTemplate ()
{
IO (Decode16, 0x03F8, 0x03F8, 0x00, 0x08)
IRQNoFlags () {4}
})
Return (BUF0)
}
}
Device (COM2)
{
Name (_HID, EisaId ("PNP0501"))
Name (_UID, 0x02)
Method (_STA, 0, NotSerialized)
{
Store (\_SB.PCI0.PX13.DRSC, Local0)
And (Local0, 0x80000000, Local0)
If (LEqual (Local0, 0))
{
Return (0x00)
}
Else
{
Return (0x0F)
}
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF0, ResourceTemplate ()
{
IO (Decode16, 0x02F8, 0x02F8, 0x00, 0x08)
IRQNoFlags () {3}
})
Return (BUF0)
}
}
}
/****************************************************************
* PIIX4 PM
****************************************************************/
Scope(\_SB.PCI0) {
Device (PX13) {
Name (_ADR, 0x00010003)
OperationRegion (P13C, PCI_Config, 0x5c, 0x24)
Field (P13C, DWordAcc, NoLock, Preserve)
{
DRSA, 32,
DRSB, 32,
DRSC, 32,
DRSE, 32,
DRSF, 32,
DRSG, 32,
DRSH, 32,
DRSI, 32,
DRSJ, 32
}
}
}
/****************************************************************
* PCI hotplug
****************************************************************/
Scope(\_SB.PCI0) {
/* Methods called by bulk generated PCI devices below */
/* Methods called by hotplug devices */
Method (PCEJ, 1, NotSerialized) {
// _EJ0 method - eject callback
Store(ShiftLeft(1, Arg0), B0EJ)
Return (0x0)
}
/* Hotplug notification method supplied by SSDT */
External (\_SB.PCI0.PCNT, MethodObj)
/* PCI hotplug notify method */
Method(PCNF, 0) {
// Local0 = iterator
Store (Zero, Local0)
While (LLess(Local0, 31)) {
Increment(Local0)
If (And(PCIU, ShiftLeft(1, Local0))) {
PCNT(Local0, 1)
}
If (And(PCID, ShiftLeft(1, Local0))) {
PCNT(Local0, 3)
}
}
Return(One)
}
}
/****************************************************************
* PCI IRQs
****************************************************************/
Scope(\_SB) {
Field (PCI0.ISA.P40C, ByteAcc, NoLock, Preserve)
{
PRQ0, 8,
PRQ1, 8,
PRQ2, 8,
PRQ3, 8
}
Method (IQST, 1, NotSerialized) {
// _STA method - get status
If (And (0x80, Arg0)) {
Return (0x09)
}
Return (0x0B)
}
Method (IQCR, 1, NotSerialized) {
// _CRS method - get current settings
Name (PRR0, ResourceTemplate ()
{
Interrupt (, Level, ActiveHigh, Shared)
{ 0 }
})
CreateDWordField (PRR0, 0x05, PRRI)
If (LLess (Arg0, 0x80)) {
Store (Arg0, PRRI)
}
Return (PRR0)
}
// _DIS method - disable interrupt
#define DISIRQ(PRQVAR) \
Or(PRQVAR, 0x80, PRQVAR) \
// _SRS method - set interrupt
#define SETIRQ(PRQVAR, IRQINFO) \
CreateDWordField (IRQINFO, 0x05, PRRI) \
Store (PRRI, PRQVAR)
Device(LNKA) {
Name(_HID, EISAID("PNP0C0F")) // PCI interrupt link
Name(_UID, 1)
Name(_PRS, ResourceTemplate(){
Interrupt (, Level, ActiveHigh, Shared)
{ 5, 10, 11 }
})
Method (_STA, 0, NotSerialized) { Return (IQST(PRQ0)) }
Method (_DIS, 0, NotSerialized) { DISIRQ(PRQ0) }
Method (_CRS, 0, NotSerialized) { Return (IQCR(PRQ0)) }
Method (_SRS, 1, NotSerialized) { SETIRQ(PRQ0, Arg0) }
}
Device(LNKB) {
Name(_HID, EISAID("PNP0C0F")) // PCI interrupt link
Name(_UID, 2)
Name(_PRS, ResourceTemplate(){
Interrupt (, Level, ActiveHigh, Shared)
{ 5, 10, 11 }
})
Method (_STA, 0, NotSerialized) { Return (IQST(PRQ1)) }
Method (_DIS, 0, NotSerialized) { DISIRQ(PRQ1) }
Method (_CRS, 0, NotSerialized) { Return (IQCR(PRQ1)) }
Method (_SRS, 1, NotSerialized) { SETIRQ(PRQ1, Arg0) }
}
Device(LNKC) {
Name(_HID, EISAID("PNP0C0F")) // PCI interrupt link
Name(_UID, 3)
Name(_PRS, ResourceTemplate() {
Interrupt (, Level, ActiveHigh, Shared)
{ 5, 10, 11 }
})
Method (_STA, 0, NotSerialized) { Return (IQST(PRQ2)) }
Method (_DIS, 0, NotSerialized) { DISIRQ(PRQ2) }
Method (_CRS, 0, NotSerialized) { Return (IQCR(PRQ2)) }
Method (_SRS, 1, NotSerialized) { SETIRQ(PRQ2, Arg0) }
}
Device(LNKD) {
Name(_HID, EISAID("PNP0C0F")) // PCI interrupt link
Name(_UID, 4)
Name(_PRS, ResourceTemplate() {
Interrupt (, Level, ActiveHigh, Shared)
{ 5, 10, 11 }
})
Method (_STA, 0, NotSerialized) { Return (IQST(PRQ3)) }
Method (_DIS, 0, NotSerialized) { DISIRQ(PRQ3) }
Method (_CRS, 0, NotSerialized) { Return (IQCR(PRQ3)) }
Method (_SRS, 1, NotSerialized) { SETIRQ(PRQ3, Arg0) }
}
Device(LNKS) {
Name(_HID, EISAID("PNP0C0F")) // PCI interrupt link
Name(_UID, 5)
Name(_PRS, ResourceTemplate() {
Interrupt (, Level, ActiveHigh, Shared)
{ 9 }
})
Method (_STA, 0, NotSerialized) { Return (IQST(PRQ0)) }
Method (_DIS, 0, NotSerialized) { DISIRQ(PRQ0) }
Method (_CRS, 0, NotSerialized) { Return (IQCR(PRQ0)) }
}
}
/****************************************************************
* CPU hotplug
****************************************************************/
Scope(\_SB) {
/* Objects filled in by run-time generated SSDT */
External(NTFY, MethodObj)
External(CPON, PkgObj)
/* Methods called by run-time generated SSDT Processor objects */
Method (CPMA, 1, NotSerialized) {
// _MAT method - create an madt apic buffer
// Arg0 = Processor ID = Local APIC ID
// Local0 = CPON flag for this cpu
Store(DerefOf(Index(CPON, Arg0)), Local0)
// Local1 = Buffer (in madt apic form) to return
Store(Buffer(8) {0x00, 0x08, 0x00, 0x00, 0x00, 0, 0, 0}, Local1)
// Update the processor id, lapic id, and enable/disable status
Store(Arg0, Index(Local1, 2))
Store(Arg0, Index(Local1, 3))
Store(Local0, Index(Local1, 4))
Return (Local1)
}
Method (CPST, 1, NotSerialized) {
// _STA method - return ON status of cpu
// Arg0 = Processor ID = Local APIC ID
// Local0 = CPON flag for this cpu
Store(DerefOf(Index(CPON, Arg0)), Local0)
If (Local0) { Return(0xF) } Else { Return(0x0) }
}
Method (CPEJ, 2, NotSerialized) {
// _EJ0 method - eject callback
Sleep(200)
}
/* CPU hotplug notify method */
OperationRegion(PRST, SystemIO, 0xaf00, 32)
Field (PRST, ByteAcc, NoLock, Preserve)
{
PRS, 256
}
Method(PRSC, 0) {
// Local5 = active cpu bitmap
Store (PRS, Local5)
// Local2 = last read byte from bitmap
Store (Zero, Local2)
// Local0 = Processor ID / APIC ID iterator
Store (Zero, Local0)
While (LLess(Local0, SizeOf(CPON))) {
// Local1 = CPON flag for this cpu
Store(DerefOf(Index(CPON, Local0)), Local1)
If (And(Local0, 0x07)) {
// Shift down previously read bitmap byte
ShiftRight(Local2, 1, Local2)
} Else {
// Read next byte from cpu bitmap
Store(DerefOf(Index(Local5, ShiftRight(Local0, 3))), Local2)
}
// Local3 = active state for this cpu
Store(And(Local2, 1), Local3)
If (LNotEqual(Local1, Local3)) {
// State change - update CPON with new state
Store(Local3, Index(CPON, Local0))
// Do CPU notify
If (LEqual(Local3, 1)) {
NTFY(Local0, 1)
} Else {
NTFY(Local0, 3)
}
}
Increment(Local0)
}
Return(One)
}
}
/****************************************************************
* General purpose events
****************************************************************/
Scope (\_GPE)
{
Name(_HID, "ACPI0006")
Method(_L00) {
}
Method(_E01) {
// PCI hotplug event
\_SB.PCI0.PCNF()
}
Method(_E02) {
// CPU hotplug event
\_SB.PRSC()
}
Method(_L03) {
}
Method(_L04) {
}
Method(_L05) {
}
Method(_L06) {
}
Method(_L07) {
}
Method(_L08) {
}
Method(_L09) {
}
Method(_L0A) {
}
Method(_L0B) {
}
Method(_L0C) {
}
Method(_L0D) {
}
Method(_L0E) {
}
Method(_L0F) {
}
}
Scope(\_SB.PCI0) {
Device (S01) {
Name (_ADR, 0x010000)
Method (_EJ0, 1) { PCEJ(0x01) } Name (_SUN, 0x01) }
Device (S02) {
Name (_ADR, 0x020000)
Method (_EJ0, 1) { PCEJ(0x02) } Name (_SUN, 0x02) }
Device (S03) {
Name (_ADR, 0x030000)
Method (_EJ0, 1) { PCEJ(0x03) } Name (_SUN, 0x03) }
Device (S04) {
Name (_ADR, 0x040000)
Method (_EJ0, 1) { PCEJ(0x04) } Name (_SUN, 0x04) }
Device (S05) {
Name (_ADR, 0x050000)
Method (_EJ0, 1) { PCEJ(0x05) } Name (_SUN, 0x05) }
Device (S06) {
Name (_ADR, 0x060000)
Method (_EJ0, 1) { PCEJ(0x06) } Name (_SUN, 0x06) }
Device (S07) {
Name (_ADR, 0x070000)
Method (_EJ0, 1) { PCEJ(0x07) } Name (_SUN, 0x07) }
Device (S08) {
Name (_ADR, 0x080000)
Method (_EJ0, 1) { PCEJ(0x08) } Name (_SUN, 0x08) }
Device (S09) {
Name (_ADR, 0x090000)
Method (_EJ0, 1) { PCEJ(0x09) } Name (_SUN, 0x09) }
Device (S0a) {
Name (_ADR, 0x0a0000)
Method (_EJ0, 1) { PCEJ(0x0a) } Name (_SUN, 0x0a) }
Device (S0b) {
Name (_ADR, 0x0b0000)
Method (_EJ0, 1) { PCEJ(0x0b) } Name (_SUN, 0x0b) }
Device (S0c) {
Name (_ADR, 0x0c0000)
Method (_EJ0, 1) { PCEJ(0x0c) } Name (_SUN, 0x0c) }
Device (S0d) {
Name (_ADR, 0x0d0000)
Method (_EJ0, 1) { PCEJ(0x0d) } Name (_SUN, 0x0d) }
Device (S0e) {
Name (_ADR, 0x0e0000)
Method (_EJ0, 1) { PCEJ(0x0e) } Name (_SUN, 0x0e) }
Device (S0f) {
Name (_ADR, 0x0f0000)
Method (_EJ0, 1) { PCEJ(0x0f) } Name (_SUN, 0x0f) }
Device (S10) {
Name (_ADR, 0x100000)
Method (_EJ0, 1) { PCEJ(0x10) } Name (_SUN, 0x10) }
Device (S11) {
Name (_ADR, 0x110000)
Method (_EJ0, 1) { PCEJ(0x11) } Name (_SUN, 0x11) }
Device (S12) {
Name (_ADR, 0x120000)
Method (_EJ0, 1) { PCEJ(0x12) } Name (_SUN, 0x12) }
Device (S13) {
Name (_ADR, 0x130000)
Method (_EJ0, 1) { PCEJ(0x13) } Name (_SUN, 0x13) }
Device (S14) {
Name (_ADR, 0x140000)
Method (_EJ0, 1) { PCEJ(0x14) } Name (_SUN, 0x14) }
Device (S15) {
Name (_ADR, 0x150000)
Method (_EJ0, 1) { PCEJ(0x15) } Name (_SUN, 0x15) }
Device (S16) {
Name (_ADR, 0x160000)
Method (_EJ0, 1) { PCEJ(0x16) } Name (_SUN, 0x16) }
Device (S17) {
Name (_ADR, 0x170000)
Method (_EJ0, 1) { PCEJ(0x17) } Name (_SUN, 0x17) }
Device (S18) {
Name (_ADR, 0x180000)
Method (_EJ0, 1) { PCEJ(0x18) } Name (_SUN, 0x18) }
Device (S19) {
Name (_ADR, 0x190000)
Method (_EJ0, 1) { PCEJ(0x19) } Name (_SUN, 0x19) }
Device (S1a) {
Name (_ADR, 0x1a0000)
Method (_EJ0, 1) { PCEJ(0x1a) } Name (_SUN, 0x1a) }
Device (S1b) {
Name (_ADR, 0x1b0000)
Method (_EJ0, 1) { PCEJ(0x1b) } Name (_SUN, 0x1b) }
Device (S1c) {
Name (_ADR, 0x1c0000)
Method (_EJ0, 1) { PCEJ(0x1c) } Name (_SUN, 0x1c) }
Device (S1d) {
Name (_ADR, 0x1d0000)
Method (_EJ0, 1) { PCEJ(0x1d) } Name (_SUN, 0x1d) }
Device (S1e) {
Name (_ADR, 0x1e0000)
Method (_EJ0, 1) { PCEJ(0x1e) } Name (_SUN, 0x1e) }
Device (S1f) {
Name (_ADR, 0x1f0000)
Method (_EJ0, 1) { PCEJ(0x1f) } Name (_SUN, 0x1f) }
Method(PCNT, 2) {
If (LEqual(Arg0, 0x01)) { Notify(S01, Arg1) }
If (LEqual(Arg0, 0x02)) { Notify(S02, Arg1) }
If (LEqual(Arg0, 0x03)) { Notify(S03, Arg1) }
If (LEqual(Arg0, 0x04)) { Notify(S04, Arg1) }
If (LEqual(Arg0, 0x05)) { Notify(S05, Arg1) }
If (LEqual(Arg0, 0x06)) { Notify(S06, Arg1) }
If (LEqual(Arg0, 0x07)) { Notify(S07, Arg1) }
If (LEqual(Arg0, 0x08)) { Notify(S08, Arg1) }
If (LEqual(Arg0, 0x09)) { Notify(S09, Arg1) }
If (LEqual(Arg0, 0x0a)) { Notify(S0a, Arg1) }
If (LEqual(Arg0, 0x0b)) { Notify(S0b, Arg1) }
If (LEqual(Arg0, 0x0c)) { Notify(S0c, Arg1) }
If (LEqual(Arg0, 0x0d)) { Notify(S0d, Arg1) }
If (LEqual(Arg0, 0x0e)) { Notify(S0e, Arg1) }
If (LEqual(Arg0, 0x0f)) { Notify(S0f, Arg1) }
If (LEqual(Arg0, 0x10)) { Notify(S10, Arg1) }
If (LEqual(Arg0, 0x11)) { Notify(S11, Arg1) }
If (LEqual(Arg0, 0x12)) { Notify(S12, Arg1) }
If (LEqual(Arg0, 0x13)) { Notify(S13, Arg1) }
If (LEqual(Arg0, 0x14)) { Notify(S14, Arg1) }
If (LEqual(Arg0, 0x15)) { Notify(S15, Arg1) }
If (LEqual(Arg0, 0x16)) { Notify(S16, Arg1) }
If (LEqual(Arg0, 0x17)) { Notify(S17, Arg1) }
If (LEqual(Arg0, 0x18)) { Notify(S18, Arg1) }
If (LEqual(Arg0, 0x19)) { Notify(S19, Arg1) }
If (LEqual(Arg0, 0x1a)) { Notify(S1a, Arg1) }
If (LEqual(Arg0, 0x1b)) { Notify(S1b, Arg1) }
If (LEqual(Arg0, 0x1c)) { Notify(S1c, Arg1) }
If (LEqual(Arg0, 0x1d)) { Notify(S1d, Arg1) }
If (LEqual(Arg0, 0x1e)) { Notify(S1e, Arg1) }
If (LEqual(Arg0, 0x1f)) { Notify(S1f, Arg1) }
}
}
Scope(\) {
Name (_S3, Package (0x04)
{
One,
One,
Zero,
Zero
})
Name (_S4, Package (0x04)
{
0x2,
0x2,
Zero,
Zero
})
Name (_S5, Package (0x04)
{
Zero,
Zero,
Zero,
Zero
})
}
}

View File

@ -1,3 +1,23 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Stefan Reinauer <stefan.reinauer@coreboot.org>
* Copyright (C) 2010 Kevin O'Connor <kevin@koconnor.net>
*
* 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
*/
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
@ -26,8 +46,8 @@ static void qemu_nb_init(device_t dev)
/* The PIRQ table is not working well for interrupt routing purposes.
* so we'll just set the IRQ directly.
*/
printk(BIOS_INFO, "setting ethernet\n");
*/
printk(BIOS_INFO, "Setting up ethernet...\n");
pci_assign_irqs(0, 3, enetIrqs);
}

View File

@ -0,0 +1,47 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Stefan Reinauer <stefan.reinauer@coreboot.org>
*
* 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
*/
#include <cbmem.h>
#define CMOS_ADDR_PORT 0x70
#define CMOS_DATA_PORT 0x71
#define HIGH_RAM_ADDR 0x35
#define LOW_RAM_ADDR 0x34
static unsigned long qemu_get_memory_size(void)
{
unsigned long tomk;
outb (HIGH_RAM_ADDR, CMOS_ADDR_PORT);
tomk = ((unsigned long) inb(CMOS_DATA_PORT)) << 14;
outb (LOW_RAM_ADDR, CMOS_ADDR_PORT);
tomk |= ((unsigned long) inb(CMOS_DATA_PORT)) << 6;
tomk += 16 * 1024;
return tomk;
}
unsigned long get_top_of_ram(void);
unsigned long get_top_of_ram(void)
{
return qemu_get_memory_size() * 1024;
}
struct cbmem_entry *get_cbmem_toc(void)
{
return (struct cbmem_entry *)(get_top_of_ram() - HIGH_MEMORY_SIZE);
}

View File

@ -14,21 +14,7 @@
#include <cbmem.h>
#endif
#define CMOS_ADDR_PORT 0x70
#define CMOS_DATA_PORT 0x71
#define HIGH_RAM_ADDR 0x35
#define LOW_RAM_ADDR 0x34
static unsigned long qemu_get_memory_size(void)
{
unsigned long tomk;
outb (HIGH_RAM_ADDR, CMOS_ADDR_PORT);
tomk = ((unsigned long) inb(CMOS_DATA_PORT)) << 14;
outb (LOW_RAM_ADDR, CMOS_ADDR_PORT);
tomk |= ((unsigned long) inb(CMOS_DATA_PORT)) << 6;
tomk += 16 * 1024;
return tomk;
}
#include "memory.c"
static void cpu_pci_domain_set_resources(device_t dev)
{

View File

@ -1,3 +1,22 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Stefan Reinauer
*
* 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
*/
#include <stdint.h>
#include <device/pci_def.h>
#include <device/pci_ids.h>
@ -7,17 +26,42 @@
#include <arch/hlt.h>
#include <pc80/mc146818rtc.h>
#include <console/console.h>
#include <cpu/x86/bist.h>
#include <timestamp.h>
#include "drivers/pc80/udelay_io.c"
#include "lib/delay.c"
#include "cpu/x86/lapic/boot_cpu.c"
static void main(void)
#include "memory.c"
void main(unsigned long bist)
{
int cbmem_was_initted;
/* init_timer(); */
post_code(0x05);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
//print_pci_devices();
//dump_pci_devices();
#if CONFIG_EARLY_CBMEM_INIT
cbmem_was_initted = !cbmem_initialize();
#else
cbmem_was_initted = cbmem_reinit((uint64_t) (get_top_of_ram()
- HIGH_MEMORY_SIZE));
#endif
#if CONFIG_COLLECT_TIMESTAMPS
timestamp_init(rdtsc());
timestamp_add_now(TS_START_ROMSTAGE);
#endif
#if CONFIG_CONSOLE_CBMEM
/* Keep this the last thing this function does. */
cbmemc_reinit();
#endif
}