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arch/x86: Clean up PIRQ_ROUTE

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This code is currently only used by via/epia-m850,
it is also somewhat buggy.

Change-Id: I140e15d584d3f60f7824bcb71ce63724c11e3f46
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34078
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kyösti Mälkki
2019-07-04 21:08:17 +03:00
parent 3a2660e489
commit b72b5d9528
3 changed files with 21 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/arch/x86/pirq_routing.c
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@@ -20,10 +20,6 @@
#include <string.h>
#include <device/pci.h>
void __weak pirq_assign_irqs(const unsigned char pirq[CONFIG_MAX_PIRQ_LINKS])
{
}
static void check_pirq_routing_table(struct irq_routing_table *rt)
{
uint8_t *addr = (uint8_t *)rt;
@@ -146,8 +142,11 @@ static void pirq_route_irqs(unsigned long addr)
/* Set PCI IRQs. */
for (i = 0; i < num_entries; i++) {
u8 bus = pirq_tbl->slots[i].bus;
u8 devfn = pirq_tbl->slots[i].devfn;
printk(BIOS_DEBUG, "PIRQ Entry %d Dev/Fn: %X Slot: %d\n", i,
pirq_tbl->slots[i].devfn >> 3, pirq_tbl->slots[i].slot);
devfn >> 3, pirq_tbl->slots[i].slot);
for (intx = 0; intx < MAX_INTX_ENTRIES; intx++) {
@@ -178,8 +177,7 @@ static void pirq_route_irqs(unsigned long addr)
}
/* Bus, device, slots IRQs for {A,B,C,D}. */
pci_assign_irqs(pirq_tbl->slots[i].bus,
pirq_tbl->slots[i].devfn >> 3, irq_slot);
pci_assign_irqs(bus, devfn >> 3, irq_slot);
}
for (i = 0; i < CONFIG_MAX_PIRQ_LINKS; i++)