Add support for the MSI K9ND Master Series (ms9282) board.
Signed-off-by: Bingxun Shi <bingxunshi@gmail.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2552 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/mainboard/msi/ms9282/get_bus_conf.c b/src/mainboard/msi/ms9282/get_bus_conf.c
new file mode 100644
index 0000000..a446e89
--- /dev/null
+++ b/src/mainboard/msi/ms9282/get_bus_conf.c
@@ -0,0 +1,168 @@
+/*
+ * This file is part of the LinuxBIOS project.
+ *
+ * Copyright (C) 2006 AMD
+ * Written by Yinghai Lu <yinghailu@amd.com> for AMD.
+ *
+ * Copyright (C) 2006 MSI
+ * Written by Bingxun Shi <bingxunshi@gmail.com> for MSI.
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <string.h>
+#include <stdint.h>
+#if CONFIG_LOGICAL_CPUS==1
+#include <cpu/amd/dualcore.h>
+#endif
+
+#include <cpu/amd/amdk8_sysconf.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;
+
+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,
+ 0x0000ff0,
+// 0x0000ff0,
+// 0x0000ff0,
+// 0x0000ff0,
+// 0x0000ff0,
+// 0x0000ff0
+};
+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,
+ 0x20202020,
+// 0x20202020,
+// 0x20202020,
+// 0x20202020,
+// 0x20202020,
+// 0x20202020,
+};
+
+
+extern void get_sblk_pci1234(void);
+
+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;
+
+ device_t dev;
+
+ dev = dev_find_slot(busn, PCI_DEVFN(devn,0));
+
+ switch (dev->device) {
+ case 0x0369: //IO55
+ id = 4;
+ 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 mb_sysconf_t *m;
+
+ device_t dev;
+ int i, j;
+
+ if(get_bus_conf_done==1) return; //do it only once
+
+ get_bus_conf_done = 1;
+
+ sysconf.mb = &mb_sysconf;
+
+ m = sysconf.mb;
+ memset(m, 0, sizeof(struct mb_sysconf_t));
+
+ sysconf.hc_possible_num = sizeof(pci1234x)/sizeof(pci1234x[0]);
+ 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] & 0xff); // first byte of first chain
+
+ m->bus_type[0] = 1; //pci
+
+ m->bus_mcp55[0] = (sysconf.pci1234[0] >> 16) & 0xff;
+
+ /* MCP55 */
+ dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x06,0));
+ if (dev) {
+ m->bus_mcp55[1] = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ }
+ else {
+ printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", sysconf.sbdn + 0x06);
+ }
+
+ for(i=2; i<8;i++) {
+ dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x0a + i - 2 , 0));
+ if (dev) {
+ m->bus_mcp55[i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
+ }
+ else {
+ printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_mcp55[0], sysconf.sbdn + 0x0a + i - 2 );
+ }
+ }
+
+ for(i=0; i< sysconf.hc_possible_num; i++) {
+ if(!(sysconf.pci1234[i] & 0x1) ) continue;
+
+ unsigned busn = (sysconf.pci1234[i] >> 16) & 0xff;
+ unsigned busn_max = (sysconf.pci1234[i] >> 24) & 0xff;
+ for (j = busn; j <= busn_max; j++)
+ m->bus_type[j] = 1;
+ if(m->bus_isa <= busn_max)
+ m->bus_isa = busn_max + 1;
+ printk_debug("i=%d bus range: [%x, %x] bus_isa=%x\n",i, busn, busn_max, m->bus_isa);
+ }
+
+
+
+/*I/O APICs: APIC ID Version State Address*/
+#if CONFIG_LOGICAL_CPUS==1
+ apicid_base = get_apicid_base(1);
+#else
+ apicid_base = CONFIG_MAX_PHYSICAL_CPUS;
+#endif
+ m->apicid_mcp55 = apicid_base+0;
+
+}