AMD Tilapia board support as a demonstration of an AMD Fam10 DDR3 board.

Signed-off-by: Zheng Bao <zheng.bao@amd.com>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5483 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 269 insertions, 0 deletions

diff --git a/src/mainboard/amd/tilapia_fam10/romstage.c b/src/mainboard/amd/tilapia_fam10/romstage.c
new file mode 100644
index 0000000000..7d70dff6d3
--- /dev/null
+++ b/src/mainboard/amd/tilapia_fam10/romstage.c
@@ -0,0 +1,269 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2010 Advanced Micro Devices, Inc.
+ *
+ * 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.
+ *
+ * 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
+ */
+
+//#define SYSTEM_TYPE 0	/* SERVER */
+#define SYSTEM_TYPE 1	/* DESKTOP */
+//#define SYSTEM_TYPE 2	/* MOBILE */
+
+#define RAMINIT_SYSINFO 1
+#define CACHE_AS_RAM_ADDRESS_DEBUG 1
+
+#define SET_NB_CFG_54 1
+
+//used by raminit
+#define QRANK_DIMM_SUPPORT 1
+
+//used by incoherent_ht
+#define FAM10_SCAN_PCI_BUS 0
+#define FAM10_ALLOCATE_IO_RANGE 0
+
+//used by init_cpus and fidvid
+#define SET_FIDVID 1
+#define SET_FIDVID_CORE_RANGE 0
+
+#include <stdint.h>
+#include <string.h>
+#include <device/pci_def.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include <arch/romcc_io.h>
+#include <cpu/x86/lapic.h>
+#include "option_table.h"
+#include "pc80/mc146818rtc_early.c"
+#include "console/console.c"
+#include "pc80/serial.c"
+#include "lib/ramtest.c"
+#include <cpu/amd/model_10xxx_rev.h>
+#include "northbridge/amd/amdfam10/raminit.h"
+#include "northbridge/amd/amdfam10/amdfam10.h"
+
+#include "cpu/x86/lapic/boot_cpu.c"
+#include "northbridge/amd/amdfam10/reset_test.c"
+
+#include <console/loglevel.h>
+#include "cpu/x86/bist.h"
+
+static int smbus_read_byte(u32 device, u32 address);
+
+#include "superio/ite/it8718f/it8718f_early_serial.c"
+#include "cpu/x86/mtrr/earlymtrr.c"
+#include <cpu/amd/mtrr.h>
+#include "northbridge/amd/amdfam10/setup_resource_map.c"
+
+#include "southbridge/amd/rs780/rs780_early_setup.c"
+#include "southbridge/amd/sb700/sb700_early_setup.c"
+#include "northbridge/amd/amdfam10/debug.c"
+
+static void activate_spd_rom(const struct mem_controller *ctrl)
+{
+}
+
+static int spd_read_byte(u32 device, u32 address)
+{
+	int result;
+	result = smbus_read_byte(device, address);
+	return result;
+}
+
+#include "northbridge/amd/amdfam10/amdfam10.h"
+#include "northbridge/amd/amdht/ht_wrapper.c"
+
+#include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
+#include "northbridge/amd/amdfam10/raminit_amdmct.c"
+#include "northbridge/amd/amdfam10/amdfam10_pci.c"
+
+#include "resourcemap.c"
+#include "cpu/amd/quadcore/quadcore.c"
+
+#include "cpu/amd/car/post_cache_as_ram.c"
+#include "cpu/amd/microcode/microcode.c"
+#include "cpu/amd/model_10xxx/update_microcode.c"
+#include "cpu/amd/model_10xxx/init_cpus.c"
+#include "cpu/amd/model_10xxx/fidvid.c"
+
+#include "northbridge/amd/amdfam10/early_ht.c"
+#include "southbridge/amd/sb700/sb700_early_setup.c"
+
+//#include "spd_addr.h"
+
+#define RC00  0
+#define RC01  1
+
+#define DIMM0 0x50
+#define DIMM1 0x51
+#define DIMM2 0x52
+#define DIMM3 0x53
+
+void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
+{
+
+	struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
+	static const u8 spd_addr[] = {RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0, };
+	u32 bsp_apicid = 0;
+	u32 val;
+	msr_t msr;
+
+	if (!cpu_init_detectedx && boot_cpu()) {
+		/* Nothing special needs to be done to find bus 0 */
+		/* Allow the HT devices to be found */
+		/* mov bsp to bus 0xff when > 8 nodes */
+		set_bsp_node_CHtExtNodeCfgEn();
+		enumerate_ht_chain();
+
+		sb700_pci_port80();
+	}
+
+	post_code(0x30);
+
+	if (bist == 0) {
+		bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); /* mmconf is inited in init_cpus */
+		/* All cores run this but the BSP(node0,core0) is the only core that returns. */
+	}
+
+	post_code(0x32);
+
+	enable_rs780_dev8();
+	sb700_lpc_init();
+
+	it8718f_enable_serial(0, CONFIG_TTYS0_BASE);
+	uart_init();
+	console_init();
+	printk(BIOS_DEBUG, "\n");
+
+//	dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
+
+	/* Halt if there was a built in self test failure */
+	report_bist_failure(bist);
+
+	// Load MPB
+	val = cpuid_eax(1);
+	printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
+	printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
+	printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
+	printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
+
+	/* Setup sysinfo defaults */
+	set_sysinfo_in_ram(0);
+
+	update_microcode(val);
+	post_code(0x33);
+
+	cpuSetAMDMSR();
+	post_code(0x34);
+
+	amd_ht_init(sysinfo);
+	post_code(0x35);
+
+	/* Setup nodes PCI space and start core 0 AP init. */
+	finalize_node_setup(sysinfo);
+
+	/* Setup any mainboard PCI settings etc. */
+	setup_mb_resource_map();
+	post_code(0x36);
+
+	/* wait for all the APs core0 started by finalize_node_setup. */
+	/* FIXME: A bunch of cores are going to start output to serial at once.
+	   It would be nice to fixup prink spinlocks for ROM XIP mode.
+	   I think it could be done by putting the spinlock flag in the cache
+	   of the BSP located right after sysinfo.
+	 */
+	wait_all_core0_started();
+
+ #if CONFIG_LOGICAL_CPUS==1
+	/* Core0 on each node is configured. Now setup any additional cores. */
+	printk(BIOS_DEBUG, "start_other_cores()\n");
+	start_other_cores();
+	post_code(0x37);
+	wait_all_other_cores_started(bsp_apicid);
+ #endif
+
+	post_code(0x38);
+
+	/* run _early_setup before soft-reset. */
+	rs780_early_setup();
+	sb700_early_setup();
+
+ #if SET_FIDVID == 1
+	msr = rdmsr(0xc0010071);
+	printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
+
+	/* FIXME: The sb fid change may survive the warm reset and only
+	   need to be done once.*/
+	enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
+
+	post_code(0x39);
+
+	if (!warm_reset_detect(0)) {			// BSP is node 0
+		init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
+	} else {
+		init_fidvid_stage2(bsp_apicid, 0);	// BSP is node 0
+	}
+
+	post_code(0x3A);
+
+	/* show final fid and vid */
+	msr=rdmsr(0xc0010071);
+	printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
+ #endif
+
+	rs780_htinit();
+
+	/* Reset for HT, FIDVID, PLL and errata changes to take affect. */
+	if (!warm_reset_detect(0)) {
+		print_info("...WARM RESET...\n\n\n");
+		soft_reset();
+		die("After soft_reset_x - shouldn't see this message!!!\n");
+	}
+
+	post_code(0x3B);
+
+	/* It's the time to set ctrl in sysinfo now; */
+	printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
+	fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
+
+	post_code(0x40);
+
+//	die("Die Before MCT init.");
+
+	printk(BIOS_DEBUG, "raminit_amdmct()\n");
+	raminit_amdmct(sysinfo);
+	post_code(0x41);
+
+/*
+	dump_pci_device_range(PCI_DEV(0, 0x18, 0), 0, 0x200);
+	dump_pci_device_range(PCI_DEV(0, 0x18, 1), 0, 0x200);
+	dump_pci_device_range(PCI_DEV(0, 0x18, 2), 0, 0x200);
+	dump_pci_device_range(PCI_DEV(0, 0x18, 3), 0, 0x200);
+*/
+
+//	ram_check(0x00200000, 0x00200000 + (640 * 1024));
+//	ram_check(0x40200000, 0x40200000 + (640 * 1024));
+
+
+//	die("After MCT init before CAR disabled.");
+
+	rs780_before_pci_init();
+	sb700_before_pci_init();
+
+	post_code(0x42);
+	printk(BIOS_DEBUG, "\n*** Yes, the copy/decompress is taking a while, FIXME!\n");
+	post_cache_as_ram();	// BSP switch stack to ram, copy then execute LB.
+	post_code(0x43);	// Should never see this post code.
+}