diff options
Diffstat (limited to 'src/mainboard/amd/serengeti_cheetah/get_bus_conf.c')
| -rw-r--r-- | src/mainboard/amd/serengeti_cheetah/get_bus_conf.c | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/src/mainboard/amd/serengeti_cheetah/get_bus_conf.c b/src/mainboard/amd/serengeti_cheetah/get_bus_conf.c deleted file mode 100644 index dd0b43a1fc..0000000000 --- a/src/mainboard/amd/serengeti_cheetah/get_bus_conf.c +++ /dev/null @@ -1,217 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * 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 - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <console/console.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <string.h> -#include <stdint.h> -#include <cpu/amd/multicore.h> - -#include <cpu/amd/amdk8_sysconf.h> - -#include <stdlib.h> -#include "mb_sysconf.h" - -/* Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables */ -struct mb_sysconf_t mb_sysconf; - -static unsigned pci1234x[] = { /*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 */ - 0x0000ff0, - 0x0000ff0, -}; - -static unsigned hcdnx[] = { /* 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 */ - 0x20202020, - 0x20202020, -}; - -static unsigned get_bus_conf_done = 0; - -static unsigned get_hcid(unsigned i) -{ - unsigned id = 0; - - unsigned busn = (sysconf.pci1234[i] >> 16) & 0xff; - - unsigned devn = sysconf.hcdn[i] & 0xff; - - struct device *dev; - - dev = dev_find_slot(busn, PCI_DEVFN(devn, 0)); - - switch (dev->device) { - case 0x7458: /*8132 */ - id = 1; - break; - case 0x7454: /*8151 */ - id = 2; - break; - case 0x7450: /*8131 */ - id = 3; - break; - } - - /* we may need more way to find out hcid: subsystem id? GPIO read ? */ - - /* we need use id for 1. bus num, 2. mptable, 3. ACPI table */ - - return id; -} - -void get_bus_conf(void) -{ - - unsigned apicid_base; - - struct device *dev; - int i, j; - struct mb_sysconf_t *m; - - if (get_bus_conf_done == 1) - return; /* do it only once */ - - get_bus_conf_done = 1; - - sysconf.mb = &mb_sysconf; - - m = sysconf.mb; - - sysconf.hc_possible_num = ARRAY_SIZE(pci1234x); - for (i = 0; i < sysconf.hc_possible_num; i++) { - sysconf.pci1234[i] = pci1234x[i]; - sysconf.hcdn[i] = hcdnx[i]; - } - - get_sblk_pci1234(); - - sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff; - m->sbdn3 = sysconf.hcdn[0] & 0xff; - - m->bus_8132_0 = (sysconf.pci1234[0] >> 16) & 0xff; - m->bus_8111_0 = m->bus_8132_0; - - /* 8111 */ - dev = dev_find_slot(m->bus_8111_0, PCI_DEVFN(sysconf.sbdn, 0)); - if (dev) { - m->bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8111_0, sysconf.sbdn); - } - - /* 8132-1 */ - dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3, 0)); - if (dev) { - m->bus_8132_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8132_0, m->sbdn3); - } - - /* 8132-2 */ - dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3 + 1, 0)); - if (dev) { - m->bus_8132_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8132_0, m->sbdn3 + 1); - } - - /* HT chain 1 */ - j = 0; - for (i = 1; i < sysconf.hc_possible_num; i++) { - if (!(sysconf.pci1234[i] & 0x1)) - continue; - - /* check hcid type here */ - sysconf.hcid[i] = get_hcid(i); - - switch (sysconf.hcid[i]) { - - case 1: /* 8132 */ - case 3: /* 8131 */ - - m->bus_8132a[j][0] = (sysconf.pci1234[i] >> 16) & 0xff; - - m->sbdn3a[j] = sysconf.hcdn[i] & 0xff; - - /* 8132-1 */ - dev = - dev_find_slot(m->bus_8132a[j][0], - PCI_DEVFN(m->sbdn3a[j], 0)); - if (dev) { - m->bus_8132a[j][1] = - pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8132a[j][0], m->sbdn3a[j]); - } - - /* 8132-2 */ - dev = - dev_find_slot(m->bus_8132a[j][0], - PCI_DEVFN(m->sbdn3a[j] + 1, 0)); - if (dev) { - m->bus_8132a[j][2] = - pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8132a[j][0], m->sbdn3a[j] + 1); - } - - break; - - case 2: /* 8151 */ - - m->bus_8151[j][0] = (sysconf.pci1234[i] >> 16) & 0xff; - m->sbdn5[j] = sysconf.hcdn[i] & 0xff; - /* 8151 */ - dev = - dev_find_slot(m->bus_8151[j][0], - PCI_DEVFN(m->sbdn5[j] + 1, 0)); - - if (dev) { - m->bus_8151[j][1] = - pci_read_config8(dev, PCI_SECONDARY_BUS); - } else { - printk(BIOS_DEBUG, - "ERROR - could not find PCI %02x:%02x.0, using defaults\n", - m->bus_8151[j][0], m->sbdn5[j] + 1); - } - - break; - } - - j++; - } - -/* I/O APICs: APIC ID Version State Address */ - if (IS_ENABLED(CONFIG_LOGICAL_CPUS)) - apicid_base = get_apicid_base(3); - else - apicid_base = CONFIG_MAX_PHYSICAL_CPUS; - m->apicid_8111 = apicid_base + 0; - m->apicid_8132_1 = apicid_base + 1; - m->apicid_8132_2 = apicid_base + 2; - for (i = 0; i < j; i++) { - m->apicid_8132a[i][0] = apicid_base + 3 + i * 2; - m->apicid_8132a[i][1] = apicid_base + 3 + i * 2 + 1; - } -} |