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Fix previous commit and add printing APIC id fields.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@41437 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Lotz 2011-05-11 11:24:15 +00:00
parent cdb247a328
commit 0f91697fd7
1 changed files with 15 additions and 6 deletions
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21
src/system/kernel/arch/x86/ioapic.cpp
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@ -39,11 +39,15 @@
// Definitions for a 82093AA IO APIC controller
#define IO_APIC_IDENTIFICATION 0x00
#define IO_APIC_ID 0x00
#define IO_APIC_VERSION 0x01
#define IO_APIC_ARBITRATION 0x02
#define IO_APIC_REDIRECTION_TABLE 0x10 // entry = base + 2 * index
// Fields for the id register
#define IO_APIC_ID_SHIFT 24
#define IO_APIC_ID_MASK 0x0f
// Fields for the version register
#define IO_APIC_VERSION_SHIFT 0
#define IO_APIC_VERSION_MASK 0xff
@ -306,10 +310,13 @@ ioapic_map_ioapic(struct ioapic& ioapic, phys_addr_t physicalAddress)
ioapic.global_interrupt_last
= ioapic.global_interrupt_base + ioapic.max_redirection_entry;
dprintf("io-apic %u has range %u-%u, %u entries, version 0x%08lx\n",
ioapic.number, ioapic.global_interrupt_base,
uint8 id = (ioapic_read_32(ioapic, IO_APIC_ID) >> IO_APIC_ID_SHIFT)
& IO_APIC_ID_MASK;
dprintf("io-apic %u has range %u-%u, %u entries, version 0x%08lx, "
"apic-id %u\n", ioapic.number, ioapic.global_interrupt_base,
ioapic.global_interrupt_last, ioapic.max_redirection_entry + 1,
version);
version, id);
return B_OK;
}
@ -382,13 +389,15 @@ acpi_enumerate_ioapics(acpi_module_info* acpi)
if (alreadyMapped != NULL) {
// we've already mapped this IO-APIC (at boot)
dprintf("io-apic %u, already mapped at %p, range %u-%u, "
"%u entries, version 0x%08lx, apic-id %u\n",
"%u entries, version 0x%08lx, apic-id %lu\n",
alreadyMapped->number,
alreadyMapped->registers,
alreadyMapped->global_interrupt_base,
alreadyMapped->global_interrupt_last,
alreadyMapped->max_redirection_entry + 1,
ioapic_read_32(*alreadyMapped, IO_APIC_VERSION));
ioapic_read_32(*alreadyMapped, IO_APIC_VERSION),
(ioapic_read_32(*alreadyMapped, IO_APIC_ID)
>> IO_APIC_ID_SHIFT) & IO_APIC_ID_MASK);
break;
}