@@ -80,7 +80,8 @@ smbios.o: CFLAGS += -D__SMBIOS_DATE__="\"$(SMBIOS_REL_DATE)\""
ACPI_PATH = acpi
ACPI_FILES = dsdt_anycpu.c dsdt_15cpu.c dsdt_anycpu_qemu_xen.c
ACPI_OBJS = $(patsubst %.c,%.o,$(ACPI_FILES)) build.o static_tables.o
-$(ACPI_OBJS): CFLAGS += -I$(ACPI_PATH) -I.
+$(ACPI_OBJS): CFLAGS += -I. -DLIBACPI_STDUTILS=\"../util.h\"
+CFLAGS += -I$(ACPI_PATH)
vpath build.c $(ACPI_PATH)
vpath static_tables.c $(ACPI_PATH)
OBJS += $(ACPI_OBJS)
@@ -1,11 +1,19 @@
-ACPI Table for domain firmware
+ACPI builder for domain firmware
-INSTALL
+BUILDING ACPI
-----------------
-Simply make is OK.
-# make
+Users of ACPI builder are expected to provide an include file that makes available
+the following:
+* strncpy
+* printf
+* NULL
+* test_bit
+* offsetof
+When compiling build.c, the name of this include file should be given to
+compiler as -DLIBACPI_STDUTILS=\"<filename>\". See tools/firmware/hvmloader/Makefile
+for an example.
Note on DSDT Table
------------------
@@ -13,15 +13,13 @@
* GNU Lesser General Public License for more details.
*/
+#include LIBACPI_STDUTILS
#include "acpi2_0.h"
#include "libacpi.h"
#include "ssdt_s3.h"
#include "ssdt_s4.h"
#include "ssdt_tpm.h"
#include "ssdt_pm.h"
-#include "../config.h"
-#include "../util.h"
-#include "../vnuma.h"
#include <xen/hvm/hvm_xs_strings.h>
#include <xen/hvm/params.h>
#include <xen/memory.h>
@@ -82,6 +80,9 @@ static struct acpi_20_madt *construct_madt(struct acpi_ctxt *ctxt,
const struct hvm_info_table *hvminfo = config->hvminfo;
int i, sz;
+ if ( config->lapic_id == NULL )
+ return NULL;
+
sz = sizeof(struct acpi_20_madt);
sz += sizeof(struct acpi_20_madt_intsrcovr) * 16;
sz += sizeof(struct acpi_20_madt_ioapic);
@@ -98,7 +99,7 @@ static struct acpi_20_madt *construct_madt(struct acpi_ctxt *ctxt,
madt->header.oem_revision = ACPI_OEM_REVISION;
madt->header.creator_id = ACPI_CREATOR_ID;
madt->header.creator_revision = ACPI_CREATOR_REVISION;
- madt->lapic_addr = LAPIC_BASE_ADDRESS;
+ madt->lapic_addr = config->lapic_base_address;
madt->flags = ACPI_PCAT_COMPAT;
if ( config->table_flags & ACPI_HAS_IOAPIC )
@@ -117,7 +118,7 @@ static struct acpi_20_madt *construct_madt(struct acpi_ctxt *ctxt,
intsrcovr->gsi = 2;
intsrcovr->flags = 0x0;
}
- else if ( PCI_ISA_IRQ_MASK & (1U << i) )
+ else if ( config->pci_isa_irq_mask & (1U << i) )
{
/* PCI: active-low level-triggered. */
intsrcovr->gsi = i;
@@ -136,8 +137,8 @@ static struct acpi_20_madt *construct_madt(struct acpi_ctxt *ctxt,
memset(io_apic, 0, sizeof(*io_apic));
io_apic->type = ACPI_IO_APIC;
io_apic->length = sizeof(*io_apic);
- io_apic->ioapic_id = IOAPIC_ID;
- io_apic->ioapic_addr = ioapic_base_address;
+ io_apic->ioapic_id = config->ioapic_id;
+ io_apic->ioapic_addr = config->ioapic_base_address;
lapic = (struct acpi_20_madt_lapic *)(io_apic + 1);
}
@@ -153,7 +154,7 @@ static struct acpi_20_madt *construct_madt(struct acpi_ctxt *ctxt,
lapic->length = sizeof(*lapic);
/* Processor ID must match processor-object IDs in the DSDT. */
lapic->acpi_processor_id = i;
- lapic->apic_id = LAPIC_ID(i);
+ lapic->apic_id = config->lapic_id(i);
lapic->flags = (test_bit(i, hvminfo->vcpu_online)
? ACPI_LOCAL_APIC_ENABLED : 0);
lapic++;
@@ -241,7 +242,7 @@ static struct acpi_20_srat *construct_srat(struct acpi_ctxt *ctxt,
processor->type = ACPI_PROCESSOR_AFFINITY;
processor->length = sizeof(*processor);
processor->domain = config->numa.vcpu_to_vnode[i];
- processor->apic_id = LAPIC_ID(i);
+ processor->apic_id = config->lapic_id(i);
processor->flags = ACPI_LOCAL_APIC_AFFIN_ENABLED;
processor++;
}
@@ -82,6 +82,13 @@ struct acpi_config {
/* RSDP address */
unsigned int rsdp;
+
+ /* x86-specific parameters */
+ uint8_t (*lapic_id)(unsigned cpu);
+ uint32_t lapic_base_address;
+ uint32_t ioapic_base_address;
+ uint16_t pci_isa_irq_mask;
+ uint8_t ioapic_id;
};
void acpi_build_tables(struct acpi_ctxt *ctxt, struct acpi_config *config);
@@ -24,8 +24,8 @@
#include "config.h"
#include "pci_regs.h"
#include "apic_regs.h"
-#include "acpi/acpi2_0.h"
#include "vnuma.h"
+#include <acpi2_0.h>
#include <xen/version.h>
#include <xen/hvm/params.h>
#include <xen/arch-x86/hvm/start_info.h>
@@ -24,12 +24,12 @@
#include "../rombios/config.h"
#include "smbios_types.h"
-#include "acpi/libacpi.h"
#include "pci_regs.h"
#include "util.h"
#include "hypercall.h"
#include "option_rom.h"
+#include <libacpi.h>
#include <xen/hvm/params.h>
#include <xen-tools/libs.h>
@@ -25,8 +25,9 @@
#include "util.h"
#include "smbios_types.h"
-#include "acpi/acpi2_0.h"
-#include "acpi/libacpi.h"
+
+#include <acpi2_0.h>
+#include <libacpi.h>
extern unsigned char dsdt_anycpu_qemu_xen[];
extern int dsdt_anycpu_qemu_xen_len;
@@ -22,8 +22,8 @@
#include "hypercall.h"
#include "ctype.h"
#include "vnuma.h"
-#include "acpi/acpi2_0.h"
-#include "acpi/libacpi.h"
+#include <acpi2_0.h>
+#include <libacpi.h>
#include <stdint.h>
#include <xen/xen.h>
#include <xen/memory.h>
@@ -883,6 +883,11 @@ static void acpi_mem_free(struct acpi_ctxt *ctxt,
/* ACPI builder currently doesn't free memory so this is just a stub */
}
+static uint8_t acpi_lapic_id(unsigned cpu)
+{
+ return LAPIC_ID(cpu);
+}
+
void hvmloader_acpi_build_tables(struct acpi_config *config,
unsigned int physical)
{
@@ -892,6 +897,12 @@ void hvmloader_acpi_build_tables(struct acpi_config *config,
/* Allocate and initialise the acpi info area. */
mem_hole_populate_ram(ACPI_INFO_PHYSICAL_ADDRESS >> PAGE_SHIFT, 1);
+ config->lapic_base_address = LAPIC_BASE_ADDRESS;
+ config->lapic_id = acpi_lapic_id;
+ config->ioapic_base_address = ioapic_base_address;
+ config->ioapic_id = IOAPIC_ID;
+ config->pci_isa_irq_mask = PCI_ISA_IRQ_MASK;
+
if ( uart_exists(0x3f8) )
config->table_flags |= ACPI_HAS_COM1;
if ( uart_exists(0x2f8) )
@@ -3,7 +3,7 @@ include $(XEN_ROOT)/tools/firmware/Rules.mk
TARGET = 32bitbios_flat.h
-CFLAGS += $(CFLAGS_xeninclude) -I..
+CFLAGS += $(CFLAGS_xeninclude) -I.. -I../../hvmloader/acpi
SUBDIRS = tcgbios
@@ -3,7 +3,7 @@ include $(XEN_ROOT)/tools/firmware/Rules.mk
TARGET = tcgbiosext.o
-CFLAGS += $(CFLAGS_xeninclude) -I.. -I../..
+CFLAGS += $(CFLAGS_xeninclude) -I.. -I../.. -I../../../hvmloader/acpi
.PHONY: all
all: $(TARGET)
@@ -1,7 +1,7 @@
#ifndef UTIL_H
#define UTIL_H
-#include "../hvmloader/acpi/acpi2_0.h"
+#include <acpi2_0.h>
void outb(uint16_t addr, uint8_t val);
void outw(uint16_t addr, uint16_t val);
In prepearation to moving acpi sources into generally available libacpi: 1. Pass IOAPIC/LAPIC/PCI mask values via struct acpi_config 2. Modify include files search paths to point to acpi directory 3. Macro-ise include file for build.c that defines various utilities used by that file. Users of libacpi will be expected to define this macro when compiling build.c Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> --- Changes in v4: * Include xen/memory.h in build.c * lapic_id() returns uint8_t tools/firmware/hvmloader/Makefile | 3 ++- tools/firmware/hvmloader/acpi/README | 16 ++++++++++++---- tools/firmware/hvmloader/acpi/build.c | 19 ++++++++++--------- tools/firmware/hvmloader/acpi/libacpi.h | 7 +++++++ tools/firmware/hvmloader/hvmloader.c | 2 +- tools/firmware/hvmloader/rombios.c | 2 +- tools/firmware/hvmloader/seabios.c | 5 +++-- tools/firmware/hvmloader/util.c | 15 +++++++++++++-- tools/firmware/rombios/32bit/Makefile | 2 +- tools/firmware/rombios/32bit/tcgbios/Makefile | 2 +- tools/firmware/rombios/32bit/util.h | 2 +- 11 files changed, 52 insertions(+), 23 deletions(-)