diff options
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/intel/i82870/ioapic.c | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/src/southbridge/intel/i82870/ioapic.c b/src/southbridge/intel/i82870/ioapic.c index 4763703644..70440c02c2 100644 --- a/src/southbridge/intel/i82870/ioapic.c +++ b/src/southbridge/intel/i82870/ioapic.c @@ -1,5 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include <arch/ioapic.h> #include <console/console.h> #include <device/device.h> #include <device/pci.h> @@ -32,9 +33,6 @@ static void p64h2_ioapic_init(struct device *dev) uint32_t memoryBase; int apic_index, apic_id; - volatile uint32_t *pIndexRegister; /* io APIC io memory space command address */ - volatile uint32_t *pWindowRegister; /* io APIC io memory space data address */ - apic_index = num_p64h2_ioapics; num_p64h2_ioapics++; @@ -59,26 +57,11 @@ static void p64h2_ioapic_init(struct device *dev) // NOTE: this address was assigned during enumeration of the bus memoryBase = pci_read_config32(dev, PCI_BASE_ADDRESS_0); - pIndexRegister = (volatile uint32_t *) memoryBase; - pWindowRegister = (volatile uint32_t *)(memoryBase + 0x10); - - printk(BIOS_DEBUG, "IOAPIC %d at %02x:%02x.%01x MBAR = %p DataAddr = %p\n", - apic_id, dev->bus->secondary, PCI_SLOT(dev->path.pci.devfn), - PCI_FUNC(dev->path.pci.devfn), pIndexRegister, pWindowRegister); - - apic_id <<= 24; // Convert ID to bitmask - - *pIndexRegister = 0; // Select APIC ID register - *pWindowRegister = (*pWindowRegister & ~(0x0f << 24)) | apic_id; // Set the ID - - if ((*pWindowRegister & (0x0f << 24)) != apic_id) - die("%s failed", __func__); - *pIndexRegister = 3; // Select Boot Configuration register - *pWindowRegister |= 1; // Use Processor System Bus to deliver interrupts + set_ioapic_id((void *)memoryBase, apic_id); - if (!(*pWindowRegister & 1)) - die("%s failed", __func__); + // Use Processor System Bus to deliver interrupts + ioapic_set_boot_config((void *)memoryBase, true); } static struct device_operations ioapic_ops = { |