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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-11-24 14:11:59 -0600
committerMartin Roth <martinroth@google.com>2016-02-01 22:09:59 +0100
commitcb93c130cf1b2bebb7e340a537a16e0916663682 (patch)
treef16d8e16f0bf97cd9a8c95dd7d75b694f28eeaec
parent51c31696f2fbff988f1de11ca36895f357c3a52a (diff)
mainboard/asus/kgpe-d16: Clean up legacy PIRQ table code
Change-Id: Ib4f46944f076f1e696cf16a1e532eb8635b603c9 Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> Reviewed-on: https://review.coreboot.org/13162 Tested-by: build bot (Jenkins) Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Reviewed-by: Martin Roth <martinroth@google.com>
-rw-r--r--src/mainboard/asus/kgpe-d16/irq_tables.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/src/mainboard/asus/kgpe-d16/irq_tables.c b/src/mainboard/asus/kgpe-d16/irq_tables.c
index 029dea8f80..ef39db2610 100644
--- a/src/mainboard/asus/kgpe-d16/irq_tables.c
+++ b/src/mainboard/asus/kgpe-d16/irq_tables.c
@@ -2,7 +2,7 @@
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Advanced Micro Devices, Inc.
- * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
+ * Copyright (C) 2015 Raptor Engineering
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -23,6 +23,24 @@
#include <cpu/amd/amdfam10_sysconf.h>
+/* Free irqs are 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, and 15 */
+#define IRQBM ((1<<3)|(1<<4)|(1<<5)|(1<<6)|(1<<7)|(1<<9)|(1<<10)|(1<<11)|(1<<12)|(1<<14)|(1<<15))
+
+#define LNKA 1
+#define LNKB 2
+#define LNKC 3
+#define LNKD 4
+
+/*
+ * For simplicity map LNK[E-H] to LNK[A-D].
+ * This also means we are 82C596 compatible.
+ * Needs 0:11.0 0x46[4] set to 0.
+ */
+#define LNKE 1
+#define LNKF 2
+#define LNKG 3
+#define LNKH 4
+
static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn,
u8 link0, u16 bitmap0, u8 link1, u16 bitmap1,
u8 link2, u16 bitmap2, u8 link3, u16 bitmap3,
@@ -42,9 +60,10 @@ static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn,
pirq_info->rfu = rfu;
}
extern u8 bus_isa;
-extern u8 bus_rs780[8];
+extern u8 bus_sr5650[14];
extern u8 bus_sp5100[2];
-extern unsigned long sbdn_sp5100;
+extern u32 sbdn_sp5100;
+extern u32 sbdn_sr5650;
unsigned long write_pirq_routing_table(unsigned long addr)
{
@@ -71,6 +90,7 @@ unsigned long write_pirq_routing_table(unsigned long addr)
pirq->signature = PIRQ_SIGNATURE;
pirq->version = PIRQ_VERSION;
+ /* Where the interrupt router resides */
pirq->rtr_bus = bus_sp5100[0];
pirq->rtr_devfn = PCI_DEVFN(0x14, 4);
@@ -88,8 +108,7 @@ unsigned long write_pirq_routing_table(unsigned long addr)
/* pci bridge */
write_pirq_info(pirq_info, bus_sp5100[0], ((sbdn_sp5100 + 0x14) << 3) | 4,
- 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0,
- 0);
+ LNKA, IRQBM, LNKB, IRQBM, LNKC, IRQBM, LNKD, IRQBM, 0, 0);
pirq_info++;
slot_num++;
@@ -103,7 +122,7 @@ unsigned long write_pirq_routing_table(unsigned long addr)
pirq->checksum = sum;
}
- printk(BIOS_INFO, "write_pirq_routing_table done.\n");
+ printk(BIOS_INFO, "done.\n");
return (unsigned long)pirq_info;
}