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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] ACPI: eliminate duplicate MADT parsing and unused SBF definitions
# HG changeset patch
# User Jan Beulich <jbeulich@xxxxxxxx>
# Date 1323773181 -3600
# Node ID c2ff4cb6663431d95bf5cacb1d214d137741d8b3
# Parent eea4fdb356bedf410e2e7dbe4428dbf5c4efc6f6
ACPI: eliminate duplicate MADT parsing and unused SBF definitions
Use their proper counterparts in include/acpi/actbl*.h instead.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Keir Fraser <keir@xxxxxxx>
---
diff -r eea4fdb356be -r c2ff4cb66634 xen/arch/ia64/xen/dom_fw_common.c
--- a/xen/arch/ia64/xen/dom_fw_common.c Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/arch/ia64/xen/dom_fw_common.c Tue Dec 13 11:46:21 2011 +0100
@@ -347,7 +347,7 @@
struct acpi_table_header dsdt;
uint8_t aml[8 + 11 * MAX_VIRT_CPUS];
struct acpi_table_madt madt;
- struct acpi_table_lsapic lsapic[MAX_VIRT_CPUS];
+ struct acpi_madt_local_sapic lsapic[MAX_VIRT_CPUS];
uint8_t pm1a_event_block[4];
uint8_t pm1a_control_block[1];
uint8_t pm_timer_block[4];
@@ -365,7 +365,7 @@
struct acpi_table_facs *facs = &tables->facs;
struct acpi_table_header *dsdt = &tables->dsdt;
struct acpi_table_madt *madt = &tables->madt;
- struct acpi_table_lsapic *lsapic = tables->lsapic;
+ struct acpi_madt_local_sapic *lsapic = tables->lsapic;
int i;
int aml_len;
int nbr_cpus;
@@ -492,18 +492,18 @@
/* An LSAPIC entry describes a CPU. */
nbr_cpus = 0;
for (i = 0; i < MAX_VIRT_CPUS; i++) {
- lsapic[i].header.type = ACPI_MADT_LSAPIC;
- lsapic[i].header.length = sizeof(struct acpi_table_lsapic);
- lsapic[i].acpi_id = i;
+ lsapic[i].header.type = ACPI_MADT_TYPE_LOCAL_SAPIC;
+ lsapic[i].header.length = sizeof(lsapic[i]);
+ lsapic[i].processor_id = i;
lsapic[i].id = i;
lsapic[i].eid = 0;
if (xen_ia64_is_vcpu_allocated(d, i)) {
- lsapic[i].flags.enabled = 1;
+ lsapic[i].lapic_flags = ACPI_MADT_ENABLED;
nbr_cpus++;
}
}
madt->header.length = sizeof(struct acpi_table_madt) +
- nbr_cpus * sizeof(struct acpi_table_lsapic);
+ nbr_cpus * sizeof(*lsapic);
madt->header.checksum = -acpi_tb_checksum((u8*)madt,
madt->header.length);
return;
diff -r eea4fdb356be -r c2ff4cb66634 xen/arch/ia64/xen/dom_fw_dom0.c
--- a/xen/arch/ia64/xen/dom_fw_dom0.c Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/arch/ia64/xen/dom_fw_dom0.c Tue Dec 13 11:46:21 2011 +0100
@@ -53,11 +53,11 @@
static int __init
acpi_update_lsapic(struct acpi_subtable_header * header, const unsigned long
end)
{
- struct acpi_table_lsapic *lsapic;
+ struct acpi_madt_local_sapic *lsapic =
+ container_of(header, struct acpi_madt_local_sapic, header);
int enable;
- lsapic = (struct acpi_table_lsapic *)header;
- if (!lsapic)
+ if (!header)
return -EINVAL;
if (lsapic_nbr < dom0->max_vcpus && dom0->vcpu[lsapic_nbr] != NULL)
@@ -65,14 +65,14 @@
else
enable = 0;
- if (lsapic->flags.enabled && enable) {
+ if ((lsapic->lapic_flags & ACPI_MADT_ENABLED) && enable) {
printk("enable lsapic entry: 0x%lx\n", (u64) lsapic);
lsapic->id = lsapic_nbr;
lsapic->eid = 0;
lsapic_nbr++;
- } else if (lsapic->flags.enabled) {
+ } else if (lsapic->lapic_flags & ACPI_MADT_ENABLED) {
printk("DISABLE lsapic entry: 0x%lx\n", (u64) lsapic);
- lsapic->flags.enabled = 0;
+ lsapic->lapic_flags &= ~ACPI_MADT_ENABLED;
lsapic->id = 0;
lsapic->eid = 0;
}
@@ -83,10 +83,11 @@
acpi_patch_plat_int_src(struct acpi_subtable_header * header,
const unsigned long end)
{
- struct acpi_table_plat_int_src *plintsrc;
+ struct acpi_madt_interrupt_source *plintsrc =
+ container_of(header, struct acpi_madt_interrupt_source,
+ header);
- plintsrc = (struct acpi_table_plat_int_src *)header;
- if (!plintsrc)
+ if (!header)
return -EINVAL;
if (plintsrc->type == ACPI_INTERRUPT_CPEI) {
@@ -193,12 +194,13 @@
*/
acpi_table_parse(ACPI_SIG_MADT, acpi_backup_table);
- if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_update_lsapic, 0) < 0)
+ if (acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_SAPIC,
+ acpi_update_lsapic, 0) < 0)
printk("Error parsing MADT - no LAPIC entries\n");
acpi_update_madt_checksum(madt);
- if (acpi_table_parse_madt(ACPI_MADT_PLAT_INT_SRC,
+ if (acpi_table_parse_madt(ACPI_MADT_TYPE_INTERRUPT_SOURCE,
acpi_patch_plat_int_src, 0) < 0)
printk("Error parsing MADT - no PLAT_INT_SRC entries\n");
diff -r eea4fdb356be -r c2ff4cb66634 xen/arch/x86/acpi/boot.c
--- a/xen/arch/x86/acpi/boot.c Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/arch/x86/acpi/boot.c Tue Dec 13 11:46:21 2011 +0100
@@ -87,9 +87,9 @@
static int __init
acpi_parse_x2apic(struct acpi_subtable_header *header, const unsigned long end)
{
- struct acpi_table_x2apic *processor = NULL;
-
- processor = (struct acpi_table_x2apic *)header;
+ struct acpi_madt_local_x2apic *processor =
+ container_of(header, struct acpi_madt_local_x2apic, header);
+ bool_t enabled = 0;
if (BAD_MADT_ENTRY(processor, end))
return -EINVAL;
@@ -97,8 +97,11 @@
acpi_table_print_madt_entry(header);
/* Record local apic id only when enabled */
- if (processor->flags.enabled)
- x86_acpiid_to_apicid[processor->acpi_uid] = processor->id;
+ if (processor->lapic_flags & ACPI_MADT_ENABLED) {
+ x86_acpiid_to_apicid[processor->uid] =
+ processor->local_apic_id;
+ enabled = 1;
+ }
/*
* We need to register disabled CPU as well to permit
@@ -107,9 +110,7 @@
* to not preallocating memory for all NR_CPUS
* when we use CPU hotplug.
*/
- mp_register_lapic(processor->id, /* X2APIC ID */
- processor->flags.enabled, /* Enabled? */
- 0);
+ mp_register_lapic(processor->local_apic_id, enabled, 0);
return 0;
}
@@ -117,9 +118,9 @@
static int __init
acpi_parse_lapic(struct acpi_subtable_header * header, const unsigned long end)
{
- struct acpi_table_lapic *processor = NULL;
-
- processor = (struct acpi_table_lapic *)header;
+ struct acpi_madt_local_apic *processor =
+ container_of(header, struct acpi_madt_local_apic, header);
+ bool_t enabled = 0;
if (BAD_MADT_ENTRY(processor, end))
return -EINVAL;
@@ -127,8 +128,10 @@
acpi_table_print_madt_entry(header);
/* Record local apic id only when enabled */
- if (processor->flags.enabled)
- x86_acpiid_to_apicid[processor->acpi_id] = processor->id;
+ if (processor->lapic_flags & ACPI_MADT_ENABLED) {
+ x86_acpiid_to_apicid[processor->processor_id] = processor->id;
+ enabled = 1;
+ }
/*
* We need to register disabled CPU as well to permit
@@ -137,9 +140,7 @@
* to not preallocating memory for all NR_CPUS
* when we use CPU hotplug.
*/
- mp_register_lapic(processor->id, /* APIC ID */
- processor->flags.enabled, /* Enabled? */
- 0);
+ mp_register_lapic(processor->id, enabled, 0);
return 0;
}
@@ -148,9 +149,9 @@
acpi_parse_lapic_addr_ovr(struct acpi_subtable_header * header,
const unsigned long end)
{
- struct acpi_table_lapic_addr_ovr *lapic_addr_ovr = NULL;
-
- lapic_addr_ovr = (struct acpi_table_lapic_addr_ovr *)header;
+ struct acpi_madt_local_apic_override *lapic_addr_ovr =
+ container_of(header, struct acpi_madt_local_apic_override,
+ header);
if (BAD_MADT_ENTRY(lapic_addr_ovr, end))
return -EINVAL;
@@ -164,9 +165,9 @@
acpi_parse_x2apic_nmi(struct acpi_subtable_header *header,
const unsigned long end)
{
- struct acpi_table_x2apic_nmi *x2apic_nmi = NULL;
-
- x2apic_nmi = (struct acpi_table_x2apic_nmi *)header;
+ struct acpi_madt_local_x2apic_nmi *x2apic_nmi =
+ container_of(header, struct acpi_madt_local_x2apic_nmi,
+ header);
if (BAD_MADT_ENTRY(x2apic_nmi, end))
return -EINVAL;
@@ -182,9 +183,8 @@
static int __init
acpi_parse_lapic_nmi(struct acpi_subtable_header * header, const unsigned long
end)
{
- struct acpi_table_lapic_nmi *lapic_nmi = NULL;
-
- lapic_nmi = (struct acpi_table_lapic_nmi *)header;
+ struct acpi_madt_local_apic_nmi *lapic_nmi =
+ container_of(header, struct acpi_madt_local_apic_nmi, header);
if (BAD_MADT_ENTRY(lapic_nmi, end))
return -EINVAL;
@@ -204,9 +204,8 @@
static int __init
acpi_parse_ioapic(struct acpi_subtable_header * header, const unsigned long
end)
{
- struct acpi_table_ioapic *ioapic = NULL;
-
- ioapic = (struct acpi_table_ioapic *)header;
+ struct acpi_madt_io_apic *ioapic =
+ container_of(header, struct acpi_madt_io_apic, header);
if (BAD_MADT_ENTRY(ioapic, end))
return -EINVAL;
@@ -223,9 +222,9 @@
acpi_parse_int_src_ovr(struct acpi_subtable_header * header,
const unsigned long end)
{
- struct acpi_table_int_src_ovr *intsrc = NULL;
-
- intsrc = (struct acpi_table_int_src_ovr *)header;
+ struct acpi_madt_interrupt_override *intsrc =
+ container_of(header, struct acpi_madt_interrupt_override,
+ header);
if (BAD_MADT_ENTRY(intsrc, end))
return -EINVAL;
@@ -233,14 +232,15 @@
acpi_table_print_madt_entry(header);
if (acpi_skip_timer_override &&
- intsrc->bus_irq == 0 && intsrc->global_irq == 2) {
+ intsrc->source_irq == 0 && intsrc->global_irq == 2) {
printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n");
return 0;
}
- mp_override_legacy_irq(intsrc->bus_irq,
- intsrc->flags.polarity,
- intsrc->flags.trigger, intsrc->global_irq);
+ mp_override_legacy_irq(intsrc->source_irq,
+ ACPI_MADT_GET_POLARITY(intsrc->inti_flags),
+ ACPI_MADT_GET_TRIGGER(intsrc->inti_flags),
+ intsrc->global_irq);
return 0;
}
@@ -248,9 +248,8 @@
static int __init
acpi_parse_nmi_src(struct acpi_subtable_header * header, const unsigned long
end)
{
- struct acpi_table_nmi_src *nmi_src = NULL;
-
- nmi_src = (struct acpi_table_nmi_src *)header;
+ struct acpi_madt_nmi_source *nmi_src =
+ container_of(header, struct acpi_madt_nmi_source, header);
if (BAD_MADT_ENTRY(nmi_src, end))
return -EINVAL;
@@ -270,7 +269,7 @@
{
struct acpi_table_hpet *hpet_tbl = (struct acpi_table_hpet *)table;
- if (hpet_tbl->address.space_id != ACPI_SPACE_MEM) {
+ if (hpet_tbl->address.space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) {
printk(KERN_WARNING PREFIX "HPET timers must be located in "
"memory.\n");
return -1;
diff -r eea4fdb356be -r c2ff4cb66634 xen/arch/x86/srat.c
--- a/xen/arch/x86/srat.c Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/arch/x86/srat.c Tue Dec 13 11:46:21 2011 +0100
@@ -396,7 +396,8 @@
return;
srat_region_mask = fill_mask(addr - 1);
- acpi_table_parse_srat(ACPI_SRAT_MEMORY_AFFINITY, srat_parse_region, 0);
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY,
+ srat_parse_region, 0);
for (mask = srat_region_mask, i = 0; mask && i < e820.nr_map; i++) {
if (e820.map[i].type != E820_RAM)
diff -r eea4fdb356be -r c2ff4cb66634 xen/drivers/acpi/numa.c
--- a/xen/drivers/acpi/numa.c Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/drivers/acpi/numa.c Tue Dec 13 11:46:21 2011 +0100
@@ -46,7 +46,7 @@
switch (header->type) {
- case ACPI_SRAT_PROCESSOR_AFFINITY:
+ case ACPI_SRAT_TYPE_CPU_AFFINITY:
#ifdef ACPI_DEBUG_OUTPUT
{
struct acpi_srat_cpu_affinity *p =
@@ -68,7 +68,7 @@
#endif /* ACPI_DEBUG_OUTPUT */
break;
- case ACPI_SRAT_MEMORY_AFFINITY:
+ case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
#ifdef ACPI_DEBUG_OUTPUT
{
struct acpi_srat_mem_affinity *p =
@@ -194,8 +194,8 @@
}
int __init
-acpi_table_parse_srat(enum acpi_srat_entry_id id,
- acpi_madt_entry_handler handler, unsigned int max_entries)
+acpi_table_parse_srat(int id, acpi_madt_entry_handler handler,
+ unsigned int max_entries)
{
return acpi_table_parse_entries(ACPI_SIG_SRAT,
sizeof(struct acpi_table_srat), id,
@@ -206,12 +206,13 @@
{
/* SRAT: Static Resource Affinity Table */
if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) {
- acpi_table_parse_srat(ACPI_SRAT_X2APIC_AFFINITY,
- acpi_parse_x2apic_affinity, NR_CPUS);
- acpi_table_parse_srat(ACPI_SRAT_PROCESSOR_AFFINITY,
- acpi_parse_processor_affinity,
- NR_CPUS);
- acpi_table_parse_srat(ACPI_SRAT_MEMORY_AFFINITY,
acpi_parse_memory_affinity, NR_NODE_MEMBLKS); // IA64 specific
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY,
+ acpi_parse_x2apic_affinity, NR_CPUS);
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY,
+ acpi_parse_processor_affinity, NR_CPUS);
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY,
+ acpi_parse_memory_affinity,
+ NR_NODE_MEMBLKS);
}
/* SLIT: System Locality Information Table */
diff -r eea4fdb356be -r c2ff4cb66634 xen/include/xen/acpi.h
--- a/xen/include/xen/acpi.h Tue Dec 13 11:38:57 2011 +0100
+++ b/xen/include/xen/acpi.h Tue Dec 13 11:46:21 2011 +0100
@@ -34,124 +34,14 @@
#include <acpi/acpi.h>
#include <asm/acpi.h>
+#define ACPI_MADT_GET_(fld, x) (((x) & ACPI_MADT_##fld##_MASK) / \
+ (ACPI_MADT_##fld##_MASK & -ACPI_MADT_##fld##_MASK))
+
+#define ACPI_MADT_GET_POLARITY(inti) ACPI_MADT_GET_(POLARITY, inti)
+#define ACPI_MADT_GET_TRIGGER(inti) ACPI_MADT_GET_(TRIGGER, inti)
+
#ifdef CONFIG_ACPI_BOOT
-enum acpi_madt_entry_id {
- ACPI_MADT_LAPIC = 0,
- ACPI_MADT_IOAPIC,
- ACPI_MADT_INT_SRC_OVR,
- ACPI_MADT_NMI_SRC,
- ACPI_MADT_LAPIC_NMI,
- ACPI_MADT_LAPIC_ADDR_OVR,
- ACPI_MADT_IOSAPIC,
- ACPI_MADT_LSAPIC,
- ACPI_MADT_PLAT_INT_SRC,
- ACPI_MADT_X2APIC,
- ACPI_MADT_X2APIC_NMI,
- ACPI_MADT_ENTRY_COUNT
-};
-
-typedef struct {
- u16 polarity:2;
- u16 trigger:2;
- u16 reserved:12;
-} __attribute__ ((packed)) acpi_interrupt_flags;
-
-struct acpi_table_lapic {
- struct acpi_subtable_header header;
- u8 acpi_id;
- u8 id;
- struct {
- u32 enabled:1;
- u32 reserved:31;
- } flags;
-} __attribute__ ((packed));
-
-struct acpi_table_x2apic {
- struct acpi_subtable_header header;
- u16 reserved;
- u32 id;
- struct {
- u32 enabled:1;
- u32 reserved:31;
- } flags;
- u32 acpi_uid;
-} __attribute__ ((packed));
-
-struct acpi_table_ioapic {
- struct acpi_subtable_header header;
- u8 id;
- u8 reserved;
- u32 address;
- u32 global_irq_base;
-} __attribute__ ((packed));
-
-struct acpi_table_int_src_ovr {
- struct acpi_subtable_header header;
- u8 bus;
- u8 bus_irq;
- u32 global_irq;
- acpi_interrupt_flags flags;
-} __attribute__ ((packed));
-
-struct acpi_table_nmi_src {
- struct acpi_subtable_header header;
- acpi_interrupt_flags flags;
- u32 global_irq;
-} __attribute__ ((packed));
-
-struct acpi_table_lapic_nmi {
- struct acpi_subtable_header header;
- u8 acpi_id;
- acpi_interrupt_flags flags;
- u8 lint;
-} __attribute__ ((packed));
-
-struct acpi_table_x2apic_nmi {
- struct acpi_subtable_header header;
- acpi_interrupt_flags flags;
- u32 acpi_uid;
- u8 lint;
- u8 reserved[3];
-} __attribute__ ((packed));
-
-struct acpi_table_lapic_addr_ovr {
- struct acpi_subtable_header header;
- u8 reserved[2];
- u64 address;
-} __attribute__ ((packed));
-
-struct acpi_table_iosapic {
- struct acpi_subtable_header header;
- u8 id;
- u8 reserved;
- u32 global_irq_base;
- u64 address;
-} __attribute__ ((packed));
-
-struct acpi_table_lsapic {
- struct acpi_subtable_header header;
- u8 acpi_id;
- u8 id;
- u8 eid;
- u8 reserved[3];
- struct {
- u32 enabled:1;
- u32 reserved:31;
- } flags;
-} __attribute__ ((packed));
-
-struct acpi_table_plat_int_src {
- struct acpi_subtable_header header;
- acpi_interrupt_flags flags;
- u8 type; /* See acpi_interrupt_type */
- u8 id;
- u8 eid;
- u8 iosapic_vector;
- u32 global_irq;
- u32 reserved;
-} __attribute__ ((packed));
-
enum acpi_interrupt_id {
ACPI_INTERRUPT_PMI = 1,
ACPI_INTERRUPT_INIT,
@@ -159,42 +49,6 @@
ACPI_INTERRUPT_COUNT
};
-#define ACPI_SPACE_MEM 0
-
-/*
- * Simple Boot Flags
- * http://www.microsoft.com/whdc/hwdev/resources/specs/simp_bios.mspx
- */
-struct acpi_table_sbf
-{
- u8 sbf_signature[4];
- u32 sbf_len;
- u8 sbf_revision;
- u8 sbf_csum;
- u8 sbf_oemid[6];
- u8 sbf_oemtable[8];
- u8 sbf_revdata[4];
- u8 sbf_creator[4];
- u8 sbf_crearev[4];
- u8 sbf_cmos;
- u8 sbf_spare[3];
-} __attribute__ ((packed));
-
-enum acpi_srat_entry_id {
- ACPI_SRAT_PROCESSOR_AFFINITY = 0,
- ACPI_SRAT_MEMORY_AFFINITY,
- ACPI_SRAT_X2APIC_AFFINITY,
- ACPI_SRAT_ENTRY_COUNT
-};
-
-enum acpi_address_range_id {
- ACPI_ADDRESS_RANGE_MEMORY = 1,
- ACPI_ADDRESS_RANGE_RESERVED = 2,
- ACPI_ADDRESS_RANGE_ACPI = 3,
- ACPI_ADDRESS_RANGE_NVS = 4,
- ACPI_ADDRESS_RANGE_COUNT
-};
-
/* DMA Remapping Reporting Table (DMAR) */
#define DMAR_FLAGS_INTR_REMAP 0x1 /* intr remap supported */
@@ -282,8 +136,8 @@
int acpi_table_parse_entries(char *id, unsigned long table_size,
int entry_id, acpi_table_entry_handler handler, unsigned int
max_entries);
int acpi_table_parse_madt(enum acpi_madt_type id, acpi_table_entry_handler
handler, unsigned int max_entries);
-int acpi_table_parse_srat(enum acpi_srat_entry_id id,
- acpi_madt_entry_handler handler, unsigned int max_entries);
+int acpi_table_parse_srat(int id, acpi_madt_entry_handler handler,
+ unsigned int max_entries);
int acpi_parse_srat(struct acpi_table_header *);
void acpi_table_print (struct acpi_table_header *header, unsigned long
phys_addr);
void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
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