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x86: make config_irqsrc not MPspec specific 

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Alexey Starikovskiy 2008-05-14 19:03:17 +04:00 committed by Thomas Gleixner
parent ec2cd0a22e
commit 2fddb6e28e
5 changed files with 100 additions and 85 deletions
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43
arch/x86/kernel/acpi/boot.c
View File

@ -969,14 +969,14 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
if ((bus_irq == 0) && (trigger == 3)) if ((bus_irq == 0) && (trigger == 3))
trigger = 1; trigger = 1;
mp_irqs[mp_irq_entries].mpc_type = MP_INTSRC; mp_irqs[mp_irq_entries].mp_type = MP_INTSRC;
mp_irqs[mp_irq_entries].mpc_irqtype = mp_INT; mp_irqs[mp_irq_entries].mp_irqtype = mp_INT;
mp_irqs[mp_irq_entries].mpc_irqflag = (trigger << 2) | polarity; mp_irqs[mp_irq_entries].mp_irqflag = (trigger << 2) | polarity;
mp_irqs[mp_irq_entries].mpc_srcbus = MP_ISA_BUS; mp_irqs[mp_irq_entries].mp_srcbus = MP_ISA_BUS;
mp_irqs[mp_irq_entries].mpc_srcbusirq = bus_irq; /* IRQ */ mp_irqs[mp_irq_entries].mp_srcbusirq = bus_irq; /* IRQ */
mp_irqs[mp_irq_entries].mpc_dstapic = mp_irqs[mp_irq_entries].mp_dstapic =
mp_ioapics[ioapic].mp_apicid; /* APIC ID */ mp_ioapics[ioapic].mp_apicid; /* APIC ID */
mp_irqs[mp_irq_entries].mpc_dstirq = pin; /* INTIN# */ mp_irqs[mp_irq_entries].mp_dstirq = pin; /* INTIN# */
if (++mp_irq_entries == MAX_IRQ_SOURCES) if (++mp_irq_entries == MAX_IRQ_SOURCES)
panic("Max # of irq sources exceeded!!\n"); panic("Max # of irq sources exceeded!!\n");
@ -1012,12 +1012,11 @@ void __init mp_config_acpi_legacy_irqs(void)
if (ioapic < 0) if (ioapic < 0)
return; return;
mp_irqs[mp_irq_entries].mpc_type = MP_INTSRC; mp_irqs[mp_irq_entries].mp_type = MP_INTSRC;
mp_irqs[mp_irq_entries].mpc_irqflag = 0; /* Conforming */ mp_irqs[mp_irq_entries].mp_irqflag = 0; /* Conforming */
mp_irqs[mp_irq_entries].mpc_srcbus = MP_ISA_BUS; mp_irqs[mp_irq_entries].mp_srcbus = MP_ISA_BUS;
#ifdef CONFIG_X86_IO_APIC mp_irqs[mp_irq_entries].mp_dstapic = mp_ioapics[ioapic].mp_apicid;
mp_irqs[mp_irq_entries].mpc_dstapic = mp_ioapics[ioapic].mp_apicid;
#endif
/* /*
* Use the default configuration for the IRQs 0-15. Unless * Use the default configuration for the IRQs 0-15. Unless
* overridden by (MADT) interrupt source override entries. * overridden by (MADT) interrupt source override entries.
@ -1026,17 +1025,17 @@ void __init mp_config_acpi_legacy_irqs(void)
int idx; int idx;
for (idx = 0; idx < mp_irq_entries; idx++) { for (idx = 0; idx < mp_irq_entries; idx++) {
struct mpc_config_intsrc *irq = mp_irqs + idx; struct mp_config_intsrc *irq = mp_irqs + idx;
/* Do we already have a mapping for this ISA IRQ? */ /* Do we already have a mapping for this ISA IRQ? */
if (irq->mpc_srcbus == MP_ISA_BUS if (irq->mp_srcbus == MP_ISA_BUS
&& irq->mpc_srcbusirq == i) && irq->mp_srcbusirq == i)
break; break;
/* Do we already have a mapping for this IOAPIC pin */ /* Do we already have a mapping for this IOAPIC pin */
if ((irq->mpc_dstapic == if ((irq->mp_dstapic ==
mp_irqs[mp_irq_entries].mpc_dstapic) && mp_irqs[mp_irq_entries].mp_dstapic) &&
(irq->mpc_dstirq == i)) (irq->mp_dstirq == i))
break; break;
} }
@ -1045,9 +1044,9 @@ void __init mp_config_acpi_legacy_irqs(void)
continue; /* IRQ already used */ continue; /* IRQ already used */
} }
mp_irqs[mp_irq_entries].mpc_irqtype = mp_INT; mp_irqs[mp_irq_entries].mp_irqtype = mp_INT;
mp_irqs[mp_irq_entries].mpc_srcbusirq = i; /* Identity mapped */ mp_irqs[mp_irq_entries].mp_srcbusirq = i; /* Identity mapped */
mp_irqs[mp_irq_entries].mpc_dstirq = i; mp_irqs[mp_irq_entries].mp_dstirq = i;
if (++mp_irq_entries == MAX_IRQ_SOURCES) if (++mp_irq_entries == MAX_IRQ_SOURCES)
panic("Max # of irq sources exceeded!!\n"); panic("Max # of irq sources exceeded!!\n");

64
arch/x86/kernel/io_apic_32.c
View File

@ -76,7 +76,7 @@ struct mp_config_ioapic mp_ioapics[MAX_IO_APICS];
int nr_ioapics; int nr_ioapics;
/* MP IRQ source entries */ /* MP IRQ source entries */
struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES]; struct mp_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
/* # of MP IRQ source entries */ /* # of MP IRQ source entries */
int mp_irq_entries; int mp_irq_entries;
@ -801,10 +801,10 @@ static int find_irq_entry(int apic, int pin, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) for (i = 0; i < mp_irq_entries; i++)
if (mp_irqs[i].mpc_irqtype == type && if (mp_irqs[i].mp_irqtype == type &&
(mp_irqs[i].mpc_dstapic == mp_ioapics[apic].mp_apicid || (mp_irqs[i].mp_dstapic == mp_ioapics[apic].mp_apicid ||
mp_irqs[i].mpc_dstapic == MP_APIC_ALL) && mp_irqs[i].mp_dstapic == MP_APIC_ALL) &&
mp_irqs[i].mpc_dstirq == pin) mp_irqs[i].mp_dstirq == pin)
return i; return i;
return -1; return -1;
@ -818,13 +818,13 @@ static int __init find_isa_irq_pin(int irq, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
if (test_bit(lbus, mp_bus_not_pci) && if (test_bit(lbus, mp_bus_not_pci) &&
(mp_irqs[i].mpc_irqtype == type) && (mp_irqs[i].mp_irqtype == type) &&
(mp_irqs[i].mpc_srcbusirq == irq)) (mp_irqs[i].mp_srcbusirq == irq))
return mp_irqs[i].mpc_dstirq; return mp_irqs[i].mp_dstirq;
} }
return -1; return -1;
} }
@ -834,17 +834,17 @@ static int __init find_isa_irq_apic(int irq, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
if (test_bit(lbus, mp_bus_not_pci) && if (test_bit(lbus, mp_bus_not_pci) &&
(mp_irqs[i].mpc_irqtype == type) && (mp_irqs[i].mp_irqtype == type) &&
(mp_irqs[i].mpc_srcbusirq == irq)) (mp_irqs[i].mp_srcbusirq == irq))
break; break;
} }
if (i < mp_irq_entries) { if (i < mp_irq_entries) {
int apic; int apic;
for(apic = 0; apic < nr_ioapics; apic++) { for(apic = 0; apic < nr_ioapics; apic++) {
if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mpc_dstapic) if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mp_dstapic)
return apic; return apic;
} }
} }
@ -869,23 +869,23 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)
return -1; return -1;
} }
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
for (apic = 0; apic < nr_ioapics; apic++) for (apic = 0; apic < nr_ioapics; apic++)
if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mpc_dstapic || if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mp_dstapic ||
mp_irqs[i].mpc_dstapic == MP_APIC_ALL) mp_irqs[i].mp_dstapic == MP_APIC_ALL)
break; break;
if (!test_bit(lbus, mp_bus_not_pci) && if (!test_bit(lbus, mp_bus_not_pci) &&
!mp_irqs[i].mpc_irqtype && !mp_irqs[i].mp_irqtype &&
(bus == lbus) && (bus == lbus) &&
(slot == ((mp_irqs[i].mpc_srcbusirq >> 2) & 0x1f))) { (slot == ((mp_irqs[i].mp_srcbusirq >> 2) & 0x1f))) {
int irq = pin_2_irq(i,apic,mp_irqs[i].mpc_dstirq); int irq = pin_2_irq(i,apic,mp_irqs[i].mp_dstirq);
if (!(apic || IO_APIC_IRQ(irq))) if (!(apic || IO_APIC_IRQ(irq)))
continue; continue;
if (pin == (mp_irqs[i].mpc_srcbusirq & 3)) if (pin == (mp_irqs[i].mp_srcbusirq & 3))
return irq; return irq;
/* /*
* Use the first all-but-pin matching entry as a * Use the first all-but-pin matching entry as a
@ -952,7 +952,7 @@ static int EISA_ELCR(unsigned int irq)
* EISA conforming in the MP table, that means its trigger type must * EISA conforming in the MP table, that means its trigger type must
* be read in from the ELCR */ * be read in from the ELCR */
#define default_EISA_trigger(idx) (EISA_ELCR(mp_irqs[idx].mpc_srcbusirq)) #define default_EISA_trigger(idx) (EISA_ELCR(mp_irqs[idx].mp_srcbusirq))
#define default_EISA_polarity(idx) default_ISA_polarity(idx) #define default_EISA_polarity(idx) default_ISA_polarity(idx)
/* PCI interrupts are always polarity one level triggered, /* PCI interrupts are always polarity one level triggered,
@ -969,13 +969,13 @@ static int EISA_ELCR(unsigned int irq)
static int MPBIOS_polarity(int idx) static int MPBIOS_polarity(int idx)
{ {
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
int polarity; int polarity;
/* /*
* Determine IRQ line polarity (high active or low active): * Determine IRQ line polarity (high active or low active):
*/ */
switch (mp_irqs[idx].mpc_irqflag & 3) switch (mp_irqs[idx].mp_irqflag & 3)
{ {
case 0: /* conforms, ie. bus-type dependent polarity */ case 0: /* conforms, ie. bus-type dependent polarity */
{ {
@ -1012,13 +1012,13 @@ static int MPBIOS_polarity(int idx)
static int MPBIOS_trigger(int idx) static int MPBIOS_trigger(int idx)
{ {
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
int trigger; int trigger;
/* /*
* Determine IRQ trigger mode (edge or level sensitive): * Determine IRQ trigger mode (edge or level sensitive):
*/ */
switch ((mp_irqs[idx].mpc_irqflag>>2) & 3) switch ((mp_irqs[idx].mp_irqflag>>2) & 3)
{ {
case 0: /* conforms, ie. bus-type dependent */ case 0: /* conforms, ie. bus-type dependent */
{ {
@ -1097,16 +1097,16 @@ static inline int irq_trigger(int idx)
static int pin_2_irq(int idx, int apic, int pin) static int pin_2_irq(int idx, int apic, int pin)
{ {
int irq, i; int irq, i;
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
/* /*
* Debugging check, we are in big trouble if this message pops up! * Debugging check, we are in big trouble if this message pops up!
*/ */
if (mp_irqs[idx].mpc_dstirq != pin) if (mp_irqs[idx].mp_dstirq != pin)
printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n"); printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n");
if (test_bit(bus, mp_bus_not_pci)) if (test_bit(bus, mp_bus_not_pci))
irq = mp_irqs[idx].mpc_srcbusirq; irq = mp_irqs[idx].mp_srcbusirq;
else { else {
/* /*
* PCI IRQs are mapped in order * PCI IRQs are mapped in order
@ -1793,8 +1793,8 @@ static void __init setup_ioapic_ids_from_mpc(void)
*/ */
if (old_id != mp_ioapics[apic].mp_apicid) if (old_id != mp_ioapics[apic].mp_apicid)
for (i = 0; i < mp_irq_entries; i++) for (i = 0; i < mp_irq_entries; i++)
if (mp_irqs[i].mpc_dstapic == old_id) if (mp_irqs[i].mp_dstapic == old_id)
mp_irqs[i].mpc_dstapic mp_irqs[i].mp_dstapic
= mp_ioapics[apic].mp_apicid; = mp_ioapics[apic].mp_apicid;
/* /*
@ -2810,8 +2810,8 @@ int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity)
return -1; return -1;
for (i = 0; i < mp_irq_entries; i++) for (i = 0; i < mp_irq_entries; i++)
if (mp_irqs[i].mpc_irqtype == mp_INT && if (mp_irqs[i].mp_irqtype == mp_INT &&
mp_irqs[i].mpc_srcbusirq == bus_irq) mp_irqs[i].mp_srcbusirq == bus_irq)
break; break;
if (i >= mp_irq_entries) if (i >= mp_irq_entries)
return -1; return -1;

58
arch/x86/kernel/io_apic_64.c
View File

@ -108,7 +108,7 @@ struct mp_config_ioapic mp_ioapics[MAX_IO_APICS];
int nr_ioapics; int nr_ioapics;
/* MP IRQ source entries */ /* MP IRQ source entries */
struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES]; struct mp_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
/* # of MP IRQ source entries */ /* # of MP IRQ source entries */
int mp_irq_entries; int mp_irq_entries;
@ -453,10 +453,10 @@ static int find_irq_entry(int apic, int pin, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) for (i = 0; i < mp_irq_entries; i++)
if (mp_irqs[i].mpc_irqtype == type && if (mp_irqs[i].mp_irqtype == type &&
(mp_irqs[i].mpc_dstapic == mp_ioapics[apic].mp_apicid || (mp_irqs[i].mp_dstapic == mp_ioapics[apic].mp_apicid ||
mp_irqs[i].mpc_dstapic == MP_APIC_ALL) && mp_irqs[i].mp_dstapic == MP_APIC_ALL) &&
mp_irqs[i].mpc_dstirq == pin) mp_irqs[i].mp_dstirq == pin)
return i; return i;
return -1; return -1;
@ -470,13 +470,13 @@ static int __init find_isa_irq_pin(int irq, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
if (test_bit(lbus, mp_bus_not_pci) && if (test_bit(lbus, mp_bus_not_pci) &&
(mp_irqs[i].mpc_irqtype == type) && (mp_irqs[i].mp_irqtype == type) &&
(mp_irqs[i].mpc_srcbusirq == irq)) (mp_irqs[i].mp_srcbusirq == irq))
return mp_irqs[i].mpc_dstirq; return mp_irqs[i].mp_dstirq;
} }
return -1; return -1;
} }
@ -486,17 +486,17 @@ static int __init find_isa_irq_apic(int irq, int type)
int i; int i;
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
if (test_bit(lbus, mp_bus_not_pci) && if (test_bit(lbus, mp_bus_not_pci) &&
(mp_irqs[i].mpc_irqtype == type) && (mp_irqs[i].mp_irqtype == type) &&
(mp_irqs[i].mpc_srcbusirq == irq)) (mp_irqs[i].mp_srcbusirq == irq))
break; break;
} }
if (i < mp_irq_entries) { if (i < mp_irq_entries) {
int apic; int apic;
for(apic = 0; apic < nr_ioapics; apic++) { for(apic = 0; apic < nr_ioapics; apic++) {
if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mpc_dstapic) if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mp_dstapic)
return apic; return apic;
} }
} }
@ -521,23 +521,23 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)
return -1; return -1;
} }
for (i = 0; i < mp_irq_entries; i++) { for (i = 0; i < mp_irq_entries; i++) {
int lbus = mp_irqs[i].mpc_srcbus; int lbus = mp_irqs[i].mp_srcbus;
for (apic = 0; apic < nr_ioapics; apic++) for (apic = 0; apic < nr_ioapics; apic++)
if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mpc_dstapic || if (mp_ioapics[apic].mp_apicid == mp_irqs[i].mp_dstapic ||
mp_irqs[i].mpc_dstapic == MP_APIC_ALL) mp_irqs[i].mp_dstapic == MP_APIC_ALL)
break; break;
if (!test_bit(lbus, mp_bus_not_pci) && if (!test_bit(lbus, mp_bus_not_pci) &&
!mp_irqs[i].mpc_irqtype && !mp_irqs[i].mp_irqtype &&
(bus == lbus) && (bus == lbus) &&
(slot == ((mp_irqs[i].mpc_srcbusirq >> 2) & 0x1f))) { (slot == ((mp_irqs[i].mp_srcbusirq >> 2) & 0x1f))) {
int irq = pin_2_irq(i,apic,mp_irqs[i].mpc_dstirq); int irq = pin_2_irq(i,apic,mp_irqs[i].mp_dstirq);
if (!(apic || IO_APIC_IRQ(irq))) if (!(apic || IO_APIC_IRQ(irq)))
continue; continue;
if (pin == (mp_irqs[i].mpc_srcbusirq & 3)) if (pin == (mp_irqs[i].mp_srcbusirq & 3))
return irq; return irq;
/* /*
* Use the first all-but-pin matching entry as a * Use the first all-but-pin matching entry as a
@ -565,13 +565,13 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)
static int MPBIOS_polarity(int idx) static int MPBIOS_polarity(int idx)
{ {
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
int polarity; int polarity;
/* /*
* Determine IRQ line polarity (high active or low active): * Determine IRQ line polarity (high active or low active):
*/ */
switch (mp_irqs[idx].mpc_irqflag & 3) switch (mp_irqs[idx].mp_irqflag & 3)
{ {
case 0: /* conforms, ie. bus-type dependent polarity */ case 0: /* conforms, ie. bus-type dependent polarity */
if (test_bit(bus, mp_bus_not_pci)) if (test_bit(bus, mp_bus_not_pci))
@ -607,13 +607,13 @@ static int MPBIOS_polarity(int idx)
static int MPBIOS_trigger(int idx) static int MPBIOS_trigger(int idx)
{ {
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
int trigger; int trigger;
/* /*
* Determine IRQ trigger mode (edge or level sensitive): * Determine IRQ trigger mode (edge or level sensitive):
*/ */
switch ((mp_irqs[idx].mpc_irqflag>>2) & 3) switch ((mp_irqs[idx].mp_irqflag>>2) & 3)
{ {
case 0: /* conforms, ie. bus-type dependent */ case 0: /* conforms, ie. bus-type dependent */
if (test_bit(bus, mp_bus_not_pci)) if (test_bit(bus, mp_bus_not_pci))
@ -660,16 +660,16 @@ static inline int irq_trigger(int idx)
static int pin_2_irq(int idx, int apic, int pin) static int pin_2_irq(int idx, int apic, int pin)
{ {
int irq, i; int irq, i;
int bus = mp_irqs[idx].mpc_srcbus; int bus = mp_irqs[idx].mp_srcbus;
/* /*
* Debugging check, we are in big trouble if this message pops up! * Debugging check, we are in big trouble if this message pops up!
*/ */
if (mp_irqs[idx].mpc_dstirq != pin) if (mp_irqs[idx].mp_dstirq != pin)
printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n"); printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n");
if (test_bit(bus, mp_bus_not_pci)) { if (test_bit(bus, mp_bus_not_pci)) {
irq = mp_irqs[idx].mpc_srcbusirq; irq = mp_irqs[idx].mp_srcbusirq;
} else { } else {
/* /*
* PCI IRQs are mapped in order * PCI IRQs are mapped in order
@ -2242,8 +2242,8 @@ int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity)
return -1; return -1;
for (i = 0; i < mp_irq_entries; i++) for (i = 0; i < mp_irq_entries; i++)
if (mp_irqs[i].mpc_irqtype == mp_INT && if (mp_irqs[i].mp_irqtype == mp_INT &&
mp_irqs[i].mpc_srcbusirq == bus_irq) mp_irqs[i].mp_srcbusirq == bus_irq)
break; break;
if (i >= mp_irq_entries) if (i >= mp_irq_entries)
return -1; return -1;

8
arch/x86/kernel/mpparse.c
View File

@ -186,12 +186,18 @@ static void __init MP_ioapic_info(struct mpc_config_ioapic *m)
static void __init MP_intsrc_info(struct mpc_config_intsrc *m) static void __init MP_intsrc_info(struct mpc_config_intsrc *m)
{ {
mp_irqs[mp_irq_entries] = *m;
printk(KERN_INFO "Int: type %d, pol %d, trig %d, bus %02x," printk(KERN_INFO "Int: type %d, pol %d, trig %d, bus %02x,"
" IRQ %02x, APIC ID %x, APIC INT %02x\n", " IRQ %02x, APIC ID %x, APIC INT %02x\n",
m->mpc_irqtype, m->mpc_irqflag & 3, m->mpc_irqtype, m->mpc_irqflag & 3,
(m->mpc_irqflag >> 2) & 3, m->mpc_srcbus, (m->mpc_irqflag >> 2) & 3, m->mpc_srcbus,
m->mpc_srcbusirq, m->mpc_dstapic, m->mpc_dstirq); m->mpc_srcbusirq, m->mpc_dstapic, m->mpc_dstirq);
mp_irqs[mp_irq_entries].mp_dstapic = m->mpc_dstapic;
mp_irqs[mp_irq_entries].mp_type = m->mpc_type;
mp_irqs[mp_irq_entries].mp_irqtype = m->mpc_irqtype;
mp_irqs[mp_irq_entries].mp_irqflag = m->mpc_irqflag;
mp_irqs[mp_irq_entries].mp_srcbus = m->mpc_srcbus;
mp_irqs[mp_irq_entries].mp_srcbusirq = m->mpc_srcbusirq;
mp_irqs[mp_irq_entries].mp_dstirq = m->mpc_dstirq;
if (++mp_irq_entries == MAX_IRQ_SOURCES) if (++mp_irq_entries == MAX_IRQ_SOURCES)
panic("Max # of irq sources exceeded!!\n"); panic("Max # of irq sources exceeded!!\n");
} }

12
include/asm-x86/io_apic.h
View File

@ -120,6 +120,16 @@ struct mp_config_ioapic {
unsigned char mp_flags; unsigned char mp_flags;
}; };
struct mp_config_intsrc {
unsigned int mp_dstapic;
unsigned char mp_type;
unsigned char mp_irqtype;
unsigned short mp_irqflag;
unsigned char mp_srcbus;
unsigned char mp_srcbusirq;
unsigned char mp_dstirq;
};
/* I/O APIC entries */ /* I/O APIC entries */
extern struct mp_config_ioapic mp_ioapics[MAX_IO_APICS]; extern struct mp_config_ioapic mp_ioapics[MAX_IO_APICS];
@ -127,7 +137,7 @@ extern struct mp_config_ioapic mp_ioapics[MAX_IO_APICS];
extern int mp_irq_entries; extern int mp_irq_entries;
/* MP IRQ source entries */ /* MP IRQ source entries */
extern struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES]; extern struct mp_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
/* non-0 if default (table-less) MP configuration */ /* non-0 if default (table-less) MP configuration */
extern int mpc_default_type; extern int mpc_default_type;