x86: doc: Fix reference to EFI doc in U-Boot

[u-boot] / arch / x86 / lib / pirq_routing.c

diff --git a/arch/x86/lib/pirq_routing.c b/arch/x86/lib/pirq_routing.c
index a93d355d8a2457e3e049db8b07d1986a6c98a56e..e5f0e6142418930c65ec35b8f3064ec7f50fd3f5 100644 (file)
--- a/arch/x86/lib/pirq_routing.c
+++ b/arch/x86/lib/pirq_routing.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
  *
  * Part of this file is ported from coreboot src/arch/x86/boot/pirq_routing.c
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -11,9 +10,8 @@
 #include <asm/pci.h>
 #include <asm/pirq_routing.h>
 
-static bool irq_already_routed[16];
-
-static u8 pirq_get_next_free_irq(struct udevice *dev, u8 *pirq, u16 bitmap)
+static u8 pirq_get_next_free_irq(struct udevice *dev, u8 *pirq, u16 bitmap,
+                                bool irq_already_routed[])
 {
        int i, link;
        u8 irq = 0;
@@ -55,9 +53,11 @@ void pirq_route_irqs(struct udevice *dev, struct irq_info *irq, int num)
 {
        unsigned char irq_slot[MAX_INTX_ENTRIES];
        unsigned char pirq[CONFIG_MAX_PIRQ_LINKS];
+       bool irq_already_routed[16];
        int i, intx;
 
        memset(pirq, 0, CONFIG_MAX_PIRQ_LINKS);
+       memset(irq_already_routed, '\0', sizeof(irq_already_routed));
 
        /* Set PCI IRQs */
        for (i = 0; i < num; i++) {
@@ -83,7 +83,8 @@ void pirq_route_irqs(struct udevice *dev, struct irq_info *irq, int num)
 
                        /* yet not routed */
                        if (!pirq[link]) {
-                               irq = pirq_get_next_free_irq(dev, pirq, bitmap);
+                               irq = pirq_get_next_free_irq(dev, pirq, bitmap,
+                                               irq_already_routed);
                                pirq[link] = irq;
                        } else {
                                irq = pirq[link];
@@ -114,14 +115,14 @@ u32 copy_pirq_routing_table(u32 addr, struct irq_routing_table *rt)
        addr = ALIGN(addr, 16);
 
        debug("Copying Interrupt Routing Table to 0x%x\n", addr);
-       memcpy((void *)addr, rt, rt->size);
+       memcpy((void *)(uintptr_t)addr, rt, rt->size);
 
        /*
         * We do the sanity check here against the copied table after memcpy,
         * as something might go wrong after the memcpy, which is normally
         * due to the F segment decode is not turned on to systeam RAM.
         */
-       rom_rt = (struct irq_routing_table *)addr;
+       rom_rt = (struct irq_routing_table *)(uintptr_t)addr;
        if (rom_rt->signature != PIRQ_SIGNATURE ||
            rom_rt->version != PIRQ_VERSION || rom_rt->size % 16) {
                printf("Interrupt Routing Table not valid\n");