Remove fallback/normal handling in mainboards'

romstage.c like r5255 did for failover/fallback/normal
mainboards.

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Myles Watson <mylesgw@gmail.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5257 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

2 files changed, 9 insertions, 289 deletions

diff --git a/src/mainboard/amd/mahogany/cache_as_ram_auto.c b/src/mainboard/amd/mahogany/cache_as_ram_auto.c
deleted file mode 100644
index 9538611..0000000
--- a/src/mainboard/amd/mahogany/cache_as_ram_auto.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/*
- * 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 ASSEMBLY 1
-#define __PRE_RAM__
-
-#define RAMINIT_SYSINFO 1
-#define K8_SET_FIDVID 1
-#define QRANK_DIMM_SUPPORT 1
-#if CONFIG_LOGICAL_CPUS==1
-#define SET_NB_CFG_54 1
-#endif
-
-#define RC0 (6<<8)
-#define RC1 (7<<8)
-
-#define DIMM0 0x50
-#define DIMM1 0x51
-
-#define ICS951462_ADDRESS	0x69
-#define SMBUS_HUB 0x71
-
-#include <stdint.h>
-#include <string.h>
-#include <device/pci_def.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 "pc80/serial.c"
-#include "arch/i386/lib/console.c"
-
-#define post_code(x) outb(x, 0x80)
-
-#include <cpu/amd/model_fxx_rev.h>
-#include "northbridge/amd/amdk8/raminit.h"
-#include "cpu/amd/model_fxx/apic_timer.c"
-#include "lib/delay.c"
-
-#include "cpu/x86/lapic/boot_cpu.c"
-#include "northbridge/amd/amdk8/reset_test.c"
-#include "northbridge/amd/amdk8/debug.c"
-#include "superio/ite/it8718f/it8718f_early_serial.c"
-
-#include "cpu/amd/mtrr/amd_earlymtrr.c"
-#include "cpu/x86/bist.h"
-
-#include "northbridge/amd/amdk8/setup_resource_map.c"
-
-#include "southbridge/amd/rs780/rs780_early_setup.c"
-#include "southbridge/amd/sb700/sb700_early_setup.c"
-
-/* CAN'T BE REMOVED! crt0.S will use it. I don't know WHY!*/
-static void memreset(int controllers, const struct mem_controller *ctrl)
-{
-}
-
-/* called in raminit_f.c */
-static inline void activate_spd_rom(const struct mem_controller *ctrl)
-{
-}
-
-/*called in raminit_f.c */
-static inline int spd_read_byte(u32 device, u32 address)
-{
-	return smbus_read_byte(device, address);
-}
-
-#include "northbridge/amd/amdk8/amdk8.h"
-#include "northbridge/amd/amdk8/incoherent_ht.c"
-#include "northbridge/amd/amdk8/raminit_f.c"
-#include "northbridge/amd/amdk8/coherent_ht.c"
-#include "lib/generic_sdram.c"
-#include "resourcemap.c"
-
-#include "cpu/amd/dualcore/dualcore.c"
-
-#include "cpu/amd/car/copy_and_run.c"
-#include "cpu/amd/car/post_cache_as_ram.c"
-
-#include "cpu/amd/model_fxx/init_cpus.c"
-
-#include "cpu/amd/model_fxx/fidvid.c"
-
-#if CONFIG_USE_FALLBACK_IMAGE == 1
-
-#include "northbridge/amd/amdk8/early_ht.c"
-
-void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
-{
-	/* Is this a cpu only reset? Is this a secondary cpu? */
-	if ((cpu_init_detectedx) || (!boot_cpu())) {
-		if (last_boot_normal()) {	/* RTC already inited */
-			goto normal_image;
-		} else {
-			goto fallback_image;
-		}
-	}
-	/* Nothing special needs to be done to find bus 0 */
-	/* Allow the HT devices to be found */
-	enumerate_ht_chain();
-
-	/* sb700_lpc_port80(); */
-	sb700_pci_port80();
-
-	/* Is this a deliberate reset by the bios */
-	if (bios_reset_detected() && last_boot_normal()) {
-		goto normal_image;
-	}
-	/* This is the primary cpu how should I boot? */
-	else if (do_normal_boot()) {
-		goto normal_image;
-	} else {
-		goto fallback_image;
-	}
-normal_image:
-	post_code(0x23);
-	__asm__ volatile ("jmp __normal_image":	/* outputs */
-			  :"a" (bist), "b"(cpu_init_detectedx)	/* inputs */);
-
-fallback_image:
-	post_code(0x25);
-}
-#endif				/* CONFIG_USE_FALLBACK_IMAGE == 1 */
-
-void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
-
-void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
-{
-
-#if CONFIG_USE_FALLBACK_IMAGE == 1
-	failover_process(bist, cpu_init_detectedx);
-#endif
-	real_main(bist, cpu_init_detectedx);
-}
-
-void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
-{
-	static const u16 spd_addr[] = { DIMM0, 0, 0, 0, DIMM1, 0, 0, 0, };
-	int needs_reset = 0;
-	u32 bsp_apicid = 0;
-	msr_t msr;
-	struct cpuid_result cpuid1;
-	struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
-
-	if (bist == 0) {
-		bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
-	}
-
-	enable_rs780_dev8();
-	sb700_lpc_init();
-
-	it8718f_enable_serial(0, CONFIG_TTYS0_BASE);
-	uart_init();
-	console_init();
-
-	/* Halt if there was a built in self test failure */
-	report_bist_failure(bist);
-	printk_debug("bsp_apicid=0x%x\n", bsp_apicid);
-
-	setup_mahogany_resource_map();
-
-	setup_coherent_ht_domain();
-
-#if CONFIG_LOGICAL_CPUS==1
-	/* It is said that we should start core1 after all core0 launched */
-	wait_all_core0_started();
-	start_other_cores();
-#endif
-	wait_all_aps_started(bsp_apicid);
-
-	ht_setup_chains_x(sysinfo);
-
-	/* run _early_setup before soft-reset. */
-	rs780_early_setup();
-	sb700_early_setup();
-
-/* Check to see if processor is capable of changing FIDVID  */
-	/* otherwise it will throw a GP# when reading FIDVID_STATUS */
-	cpuid1 = cpuid(0x80000007);
-	if( (cpuid1.edx & 0x6) == 0x6 ) {
-
-		/* Read FIDVID_STATUS */
-		msr=rdmsr(0xc0010042);
-		printk_debug("begin msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
-
-		enable_fid_change();
-		enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
-		init_fidvid_bsp(bsp_apicid);
-
-		/* show final fid and vid */
-		msr=rdmsr(0xc0010042);
-		printk_debug("end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
-
-	} else {
-		printk_debug("Changing FIDVID not supported\n");
-	}
-
-	needs_reset = optimize_link_coherent_ht();
-	needs_reset |= optimize_link_incoherent_ht(sysinfo);
-	rs780_htinit();
-	printk_debug("needs_reset=0x%x\n", needs_reset);
-
-	if (needs_reset) {
-		print_info("ht reset -\r\n");
-		soft_reset();
-	}
-
-	allow_all_aps_stop(bsp_apicid);
-
-	/* It's the time to set ctrl now; */
-	printk_debug("sysinfo->nodes: %2x  sysinfo->ctrl: %2x  spd_addr: %2x\n",
-		     sysinfo->nodes, sysinfo->ctrl, spd_addr);
-	fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
-	sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
-
-	rs780_before_pci_init();
-	sb700_before_pci_init();
-
-	post_cache_as_ram();
-}
diff --git a/src/mainboard/amd/mahogany/romstage.c b/src/mainboard/amd/mahogany/romstage.c
index 8aaeb64..a6d2435 100644
--- a/src/mainboard/amd/mahogany/romstage.c
+++ b/src/mainboard/amd/mahogany/romstage.c
@@ -100,60 +100,10 @@ static inline int spd_read_byte(u32 device, u32 address)
 
 #include "cpu/amd/model_fxx/fidvid.c"
 
-#if CONFIG_USE_FALLBACK_IMAGE == 1
-
 #include "northbridge/amd/amdk8/early_ht.c"
 
-void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
-{
-	/* Is this a cpu only reset? Is this a secondary cpu? */
-	if ((cpu_init_detectedx) || (!boot_cpu())) {
-		if (last_boot_normal()) {	/* RTC already inited */
-			goto normal_image;
-		} else {
-			goto fallback_image;
-		}
-	}
-	/* Nothing special needs to be done to find bus 0 */
-	/* Allow the HT devices to be found */
-	enumerate_ht_chain();
-
-	/* sb700_lpc_port80(); */
-	sb700_pci_port80();
-
-	/* Is this a deliberate reset by the bios */
-	if (bios_reset_detected() && last_boot_normal()) {
-		goto normal_image;
-	}
-	/* This is the primary cpu how should I boot? */
-	else if (do_normal_boot()) {
-		goto normal_image;
-	} else {
-		goto fallback_image;
-	}
-normal_image:
-	post_code(0x23);
-	__asm__ volatile ("jmp __normal_image":	/* outputs */
-			  :"a" (bist), "b"(cpu_init_detectedx)	/* inputs */);
-
-fallback_image:
-	post_code(0x25);
-}
-#endif				/* CONFIG_USE_FALLBACK_IMAGE == 1 */
-
-void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
-
 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 {
-
-#if CONFIG_USE_FALLBACK_IMAGE == 1
-	failover_process(bist, cpu_init_detectedx);
-#endif
-	real_main(bist, cpu_init_detectedx);
-}
-
-void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
-{
 	static const u16 spd_addr[] = { DIMM0, 0, 0, 0, DIMM1, 0, 0, 0, };
 	int needs_reset = 0;
 	u32 bsp_apicid = 0;
@@ -161,6 +111,15 @@ void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	struct cpuid_result cpuid1;
 	struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
 
+	if (!((cpu_init_detectedx) || (!boot_cpu()))) {
+		/* Nothing special needs to be done to find bus 0 */
+		/* Allow the HT devices to be found */
+		enumerate_ht_chain();
+
+		/* sb700_lpc_port80(); */
+		sb700_pci_port80();
+	}
+
 	if (bist == 0) {
 		bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
 	}