From 0c797f1c28cd16c64482b2cea554e89baaa31445 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Mon, 21 Jul 2014 19:35:16 +0300 Subject: AGESA: Drop offset on PCI device enumeration MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Integrated PCI devices in southbridge silicon have static BDFs, no need to have variables to store the parent bus or an offset with constant zero. Change-Id: I37d3794d36b5e5775da9215574ddc199696646d0 Signed-off-by: Kyösti Mälkki Reviewed-on: http://review.coreboot.org/6333 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel Reviewed-by: Patrick Georgi --- src/mainboard/amd/dinar/get_bus_conf.c | 24 +----------------------- src/mainboard/amd/dinar/irq_tables.c | 8 +++----- src/mainboard/amd/dinar/mptable.c | 5 +---- 3 files changed, 5 insertions(+), 32 deletions(-) (limited to 'src/mainboard/amd/dinar') diff --git a/src/mainboard/amd/dinar/get_bus_conf.c b/src/mainboard/amd/dinar/get_bus_conf.c index 3104b73cd4..5ab2ddd5b2 100644 --- a/src/mainboard/amd/dinar/get_bus_conf.c +++ b/src/mainboard/amd/dinar/get_bus_conf.c @@ -32,25 +32,6 @@ */ u8 bus_sb700[2]; -/* - * Here you only need to set value in pci1234 for HT-IO that could be installed or not - * You may need to preset pci1234 for HTIO board, - * please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail - */ -u32 pci1234x[] = { - 0x0000ff0, -}; - -/* - * HT Chain device num, actually it is unit id base of every ht device in chain, - * assume every chain only have 4 ht device at most - */ -u32 hcdnx[] = { - 0x20202020, -}; - -u32 sbdn_sb700; - void get_bus_conf(void) { device_t dev; @@ -58,17 +39,14 @@ void get_bus_conf(void) printk(BIOS_DEBUG, "Mainboard - Get_bus_conf.c - get_bus_conf - Start.\n"); - sbdn_sb700 = 0; for (i = 0; i < ARRAY_SIZE(bus_sb700); i++) { bus_sb700[i] = 0; } - bus_sb700[0] = (pci1234x[0] >> 16) & 0xff; - /* sb700 */ - dev = dev_find_slot(bus_sb700[0], PCI_DEVFN(sbdn_sb700 + 0x14, 4)); + dev = dev_find_slot(0, PCI_DEVFN(0x14, 4)); diff --git a/src/mainboard/amd/dinar/irq_tables.c b/src/mainboard/amd/dinar/irq_tables.c index 865d264429..8242b4e911 100644 --- a/src/mainboard/amd/dinar/irq_tables.c +++ b/src/mainboard/amd/dinar/irq_tables.c @@ -43,8 +43,6 @@ static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn, pirq_info->slot = slot; pirq_info->rfu = rfu; } -extern u8 bus_sb700[2]; -extern unsigned long sbdn_sb700; unsigned long write_pirq_routing_table(unsigned long addr) { @@ -70,8 +68,8 @@ unsigned long write_pirq_routing_table(unsigned long addr) pirq->signature = PIRQ_SIGNATURE; pirq->version = PIRQ_VERSION; - pirq->rtr_bus = bus_sb700[0]; - pirq->rtr_devfn = ((sbdn_sb700 + 0x14) << 3) | 4; + pirq->rtr_bus = 0; + pirq->rtr_devfn = PCI_DEVFN(0x14, 4); pirq->exclusive_irqs = 0; @@ -87,7 +85,7 @@ unsigned long write_pirq_routing_table(unsigned long addr) /* pci bridge */ - write_pirq_info(pirq_info, bus_sb700[0], ((sbdn_sb700 + 0x14) << 3) | 4, + write_pirq_info(pirq_info, 0, PCI_DEVFN(0x14, 4), 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0); pirq_info++; diff --git a/src/mainboard/amd/dinar/mptable.c b/src/mainboard/amd/dinar/mptable.c index 398ee86f34..d239a7e749 100644 --- a/src/mainboard/amd/dinar/mptable.c +++ b/src/mainboard/amd/dinar/mptable.c @@ -29,8 +29,6 @@ #include extern u8 bus_sb700[2]; -extern u32 sbdn_sb700; - static void *smp_write_config_table(void *v) { @@ -60,8 +58,7 @@ static void *smp_write_config_table(void *v) apicid_sb700 = CONFIG_MAX_CPUS + 1; apicid_rd890 = apicid_sb700 + 1; - //bus_sb700[0], TODO: why bus_sb700[0] use same value of bus_rd890[0] assigned by get_pci1234(), instead of 0. - dev = dev_find_slot(0, PCI_DEVFN(sbdn_sb700 + 0x14, 0)); + dev = dev_find_slot(0, PCI_DEVFN(0x14, 0)); if (dev) { /* Set sb700 IOAPIC ID */ dword = pci_read_config32(dev, 0x74) & 0xfffffff0; -- cgit v1.2.3