diff options
38 files changed, 1033 insertions, 2525 deletions
diff --git a/src/arch/i386/init/ldscript.lb b/src/arch/i386/init/ldscript.lb index 7a169e1a51..1e712a3117 100644 --- a/src/arch/i386/init/ldscript.lb +++ b/src/arch/i386/init/ldscript.lb @@ -27,7 +27,9 @@ OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386") OUTPUT_ARCH(i386) +/* ENTRY(_start) +*/ TARGET(binary) INPUT(linuxbios_ram.rom) @@ -41,6 +43,8 @@ SECTIONS _eram = . ; } + . = _ROMBASE + ROM_IMAGE_SIZE - 0x10000; + /* This section might be better named .setup */ .rom . : { _rom = .; diff --git a/src/cpu/amd/car/cache_as_ram.inc b/src/cpu/amd/car/cache_as_ram.inc index b8ec1ca407..79cee33206 100644 --- a/src/cpu/amd/car/cache_as_ram.inc +++ b/src/cpu/amd/car/cache_as_ram.inc @@ -9,19 +9,20 @@ /* Save the BIST result */ movl %eax, %ebp - // for normal part %ebx already contain cpu_init_detected from fallback call + /*for normal part %ebx already contain cpu_init_detected from fallback call */ -CacheAsRam: +cache_as_ram_setup: /* hope we can skip the double set for normal part */ #if USE_FALLBACK_IMAGE == 1 + /* check if cpu_init_detected */ movl $MTRRdefType_MSR, %ecx rdmsr andl $0x00000800, %eax - movl %eax, %ebx ; // We store the status about if cpu_init_detected + movl %eax, %ebx /* We store the status */ /* Set MtrrFixDramModEn for clear fixed mtrr */ - xorl %eax, %eax # clear %eax and %edx + xorl %eax, %eax xorl %edx, %edx enable_fixed_mtrr_dram_modify: @@ -97,13 +98,16 @@ clear_fixed_var_mtrr_out: xorl %edx, %edx movl $(((CONFIG_LB_MEM_TOPK << 10) + TOP_MEM_MASK) & ~TOP_MEM_MASK) , %eax wrmsr -#else +#endif /* USE_FALLBACK_IMAGE == 1*/ + +#if USE_FALLBACK_IMAGE == 0 + /* disable cache */ movl %cr0, %eax orl $(0x1<<30),%eax movl %eax, %cr0 -#endif /* USE_FALLBACK_IMAGE == 1*/ +#endif #if defined(XIP_ROM_SIZE) && defined(XIP_ROM_BASE) /* enable write base caching so we can do execute in place @@ -151,7 +155,7 @@ clear_fixed_var_mtrr_out: movl %esp, %ebp pushl %ebx /* init detected */ pushl %eax /* bist */ - call amd64_main + call cache_as_ram_main /* We will not go back */ fixed_mtrr_msr: @@ -169,4 +173,4 @@ var_iorr_msr: mem_top: .long 0xC001001A, 0xC001001D .long 0x000 /* NULL, end of table */ -.CacheAsRam_out: +cache_as_ram_setup_out: diff --git a/src/cpu/amd/car/post_cache_as_ram.c b/src/cpu/amd/car/post_cache_as_ram.c index b78ce77211..fec5905822 100644 --- a/src/cpu/amd/car/post_cache_as_ram.c +++ b/src/cpu/amd/car/post_cache_as_ram.c @@ -1,3 +1,19 @@ + +#include "cpu/amd/car/disable_cache_as_ram.c" + +#include "cpu/amd/car/clear_1m_ram.c" + +static inline void print_debug_pcar(const char *strval, uint32_t val) +{ +#if CONFIG_USE_INIT + printk_debug("%s%08x\r\n", strval, val); +#else + print_debug(strval); print_debug_hex32(val); print_debug("\r\n"); +#endif +} + + + static void post_cache_as_ram(unsigned cpu_reset) { @@ -10,19 +26,11 @@ static void post_cache_as_ram(unsigned cpu_reset) "movl %%esp, %0\n\t" : "=a" (v_esp) ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif + print_debug_pcar("v_esp=", v_esp); } #endif -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif + print_debug_pcar("cpu_reset = ",cpu_reset); if(cpu_reset == 0) { print_debug("Clearing initial memory region: "); @@ -35,12 +43,19 @@ static void post_cache_as_ram(unsigned cpu_reset) ::"a" (cpu_reset) ); -#include "cpu/amd/car/disable_cache_as_ram.c" + disable_cache_as_ram(); if(cpu_reset==0) { // cpu_reset don't need to clear it -#include "cpu/amd/car/clear_1m_ram.c" + clear_1m_ram(); } +#if 0 + int i; + for(i=0;i<0x800000;i++) { + outb(0x66, 0x80); + } +#endif + __asm__ volatile ( /* set new esp */ /* before _RAMBASE */ "subl %0, %%ebp\n\t" @@ -58,6 +73,7 @@ static void post_cache_as_ram(unsigned cpu_reset) ); print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ + if(new_cpu_reset==0) { print_debug("done\r\n"); } else @@ -65,11 +81,9 @@ static void post_cache_as_ram(unsigned cpu_reset) print_debug("\r\n"); } -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif + print_debug_pcar("new_cpu_reset = ", new_cpu_reset); + + /*copy and execute linuxbios_ram */ copy_and_run(new_cpu_reset); /* We will not return */ diff --git a/src/cpu/amd/dualcore/dualcore_id.c b/src/cpu/amd/dualcore/dualcore_id.c index 35af4b909b..89b81956eb 100644 --- a/src/cpu/amd/dualcore/dualcore_id.c +++ b/src/cpu/amd/dualcore/dualcore_id.c @@ -24,7 +24,7 @@ static inline struct node_core_id get_node_core_id(unsigned nb_cfg_54) { struct node_core_id id; // get the apicid via cpuid(1) ebx[27:24] if( nb_cfg_54) { - // when NB_CFG[54] is set, nodid = ebx[27:25], coreid = ebx[24] + // when NB_CFG[54] is set, nodeid = ebx[27:25], coreid = ebx[24] id.coreid = (cpuid_ebx(1) >> 24) & 0xf; id.nodeid = (id.coreid>>1); id.coreid &= 1; diff --git a/src/cpu/amd/model_fxx/init_cpus.c b/src/cpu/amd/model_fxx/init_cpus.c index 7906192041..9e1772e8f8 100644 --- a/src/cpu/amd/model_fxx/init_cpus.c +++ b/src/cpu/amd/model_fxx/init_cpus.c @@ -1,75 +1,256 @@ //it takes the ENABLE_APIC_EXT_ID and APIC_ID_OFFSET and LIFT_BSP_APIC_ID -static unsigned init_cpus(unsigned cpu_init_detectedx, int controllers, const struct mem_controller *ctrl) + +typedef void (*process_ap_t)(unsigned apicid, void *gp); + +static void for_each_ap(unsigned bsp_apicid, unsigned core0_only, process_ap_t process_ap, void *gp) { - unsigned cpu_reset; - unsigned bsp_apicid = 0; - struct node_core_id id; + // here assume the OS don't change our apicid + unsigned ap_apicid; - #if CONFIG_LOGICAL_CPUS == 1 - /* if dual core is not enabled, we don't need reorder the apicid */ - set_apicid_cpuid_lo(); - #endif + unsigned nodes; + unsigned siblings = 0; + unsigned disable_siblings; + unsigned e0_later_single_core; + unsigned nb_cfg_54; + int i,j; - id = get_node_core_id_x(); // that is initid - #if ENABLE_APIC_EXT_ID == 1 - if(id.coreid == 0) { - enable_apic_ext_id(id.nodeid); + /* get_nodes define in in_coherent_ht.c */ + nodes = get_nodes(); + + disable_siblings = !CONFIG_LOGICAL_CPUS; +#if CONFIG_LOGICAL_CPUS == 1 + if(read_option(CMOS_VSTART_dual_core, CMOS_VLEN_dual_core, 0) != 0) { // 0 mean dual core + disable_siblings = 1; + } +#endif + + /* here I assume that all node are same stepping, otherwise we can use use nb_cfg_54 from bsp for all nodes */ + nb_cfg_54 = read_nb_cfg_54(); + + + for(i=0; i<nodes;i++) { + e0_later_single_core = 0; + j = ((pci_read_config32(PCI_DEV(0, 0x18+i, 3), 0xe8) >> 12) & 3); + if(nb_cfg_54) { + if(j == 0 ){ // if it is single core, we need to increase siblings for apic calculation + e0_later_single_core = is_e0_later_in_bsp(i); // single core + } + if(e0_later_single_core) { + j=1; + } } - #endif + siblings = j; + + unsigned jj; + + if(e0_later_single_core || disable_siblings || core0_only) { + jj = 0; + } else { + jj = siblings; + } + + + for(j=0; j<=jj; j++) { + + ap_apicid = i * (nb_cfg_54?(siblings+1):1) + j * (nb_cfg_54?1:8); #if (ENABLE_APIC_EXT_ID == 1) - #if LIFT_BSP_APIC_ID == 1 - bsp_apicid += APIC_ID_OFFSET; - #endif - #endif + #if LIFT_BSP_APIC_ID == 0 + if( (i!=0) || (j!=0)) /* except bsp */ + #endif + ap_apicid += APIC_ID_OFFSET; + #endif + + if(ap_apicid == bsp_apicid) continue; + + process_ap(ap_apicid, gp); + + } + } +} + +static inline int lapic_remote_read(int apicid, int reg, unsigned *pvalue) +{ + int timeout; + unsigned status; + int result; + lapic_wait_icr_idle(); + lapic_write(LAPIC_ICR2, SET_LAPIC_DEST_FIELD(apicid)); + lapic_write(LAPIC_ICR, LAPIC_DM_REMRD | (reg >> 4)); + timeout = 0; + + do { + status = lapic_read(LAPIC_ICR) & LAPIC_ICR_BUSY; + } while (status == LAPIC_ICR_BUSY && timeout++ < 1000); + + timeout = 0; + do { + status = lapic_read(LAPIC_ICR) & LAPIC_ICR_RR_MASK; + } while (status == LAPIC_ICR_RR_INPROG && timeout++ < 1000); + + result = -1; + if (status == LAPIC_ICR_RR_VALID) { + *pvalue = lapic_read(LAPIC_RRR); + result = 0; + } + return result; +} + +#define LAPIC_MSG_REG 0x380 + + +static inline __attribute__((always_inline)) void print_apicid_nodeid_coreid(unsigned apicid, struct node_core_id id, const char *str) +{ + #if CONFIG_USE_INIT == 0 + print_debug(str); + print_debug(" ---- {APICID = "); print_debug_hex8(apicid); + print_debug(" NODEID = "), print_debug_hex8(id.nodeid); print_debug(" COREID = "), print_debug_hex8(id.coreid); + print_debug("} --- \r\n"); + #else + printk_debug("%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\r\n", str, apicid, id.nodeid, id.coreid); + #endif +} - enable_lapic(); - init_timer(); +static void wait_cpu_state(unsigned apicid, unsigned state) +{ + unsigned readback; + int loop =100000; + while(--loop>0) { + if(lapic_remote_read(apicid, LAPIC_MSG_REG, &readback)!=0) continue; + if((readback & 0xff) == state) break; //target cpu is in stage started + } +} + +static void wait_ap_started(unsigned ap_apicid, void *gp ) +{ + wait_cpu_state(ap_apicid, 0x33); // started +} +static void wait_all_aps_started(unsigned bsp_apicid) +{ + for_each_ap(bsp_apicid, 0 , wait_ap_started, (void *)0); +} + +static void allow_all_aps_stop(unsigned bsp_apicid) +{ + lapic_write(LAPIC_MSG_REG, (bsp_apicid<<24) | 0x44); // allow aps to stop +} + + +static unsigned init_cpus(unsigned cpu_init_detectedx) +{ + unsigned bsp_apicid = 0; + unsigned apicid; + struct node_core_id id; + + /* + * already set early mtrr in cache_as_ram.inc + */ + + /* that is from initial apicid, we need nodeid and coreid later */ + id = get_node_core_id_x(); + + + /* NB_CFG MSR is shared between cores, so we need make sure core0 is done at first --- use wait_all_core0_started */ + if(id.coreid == 0) { + set_apicid_cpuid_lo(); /* only set it on core0 */ + #if ENABLE_APIC_EXT_ID == 1 + enable_apic_ext_id(id.nodeid); + #endif + } + + enable_lapic(); +// init_timer(); // We need TMICT to pass msg for FID/VID change #if (ENABLE_APIC_EXT_ID == 1) - #if LIFT_BSP_APIC_ID == 0 - if( id.nodeid != 0 ) //all except cores in node0 - #endif - { - //get initial apic id and lift it - uint32_t dword = lapic_read(LAPIC_ID); - dword &= ~(0xff<<24); - dword |= ((get_initial_apicid() + APIC_ID_OFFSET)<<24); - lapic_write(LAPIC_ID, dword ); - } + unsigned initial_apicid = get_initial_apicid(); + #if LIFT_BSP_APIC_ID == 0 + if( initial_apicid != 0 ) // other than bsp + #endif + { + /* use initial apic id to lift it */ + uint32_t dword = lapic_read(LAPIC_ID); + dword &= ~(0xff<<24); + dword |= (((initial_apicid + APIC_ID_OFFSET) & 0xff)<<24); + + lapic_write(LAPIC_ID, dword); + } + + #if LIFT_BSP_APIC_ID == 1 + bsp_apicid += APIC_ID_OFFSET; + #endif + #endif - if (cpu_init_detectedx) { -// __asm__ volatile ("jmp __cpu_reset"); - soft_reset(); // avoid soft reset? , I don't want to reinit ram again, make sure bsp get get INIT, So need to send one INIT to BSP .... - /* - 1. check if it is BSP - 2. if not send INIT to BSP and get out - 3. if it is BSP, check if the mem is inited or not - 4. if not inited, issue soft reset - 5. if it is inited, call post_cache_as_ram with cpu_reset ==0. --- need to clear first 1M ram - */ - -#if 0 - if(!mem_inited(controllers, ctrl)) { - print_debug("mem is not initialized properly, need to hard reset\r\n"); - hard_reset(); - } - cpu_reset = 1; - post_cache_as_ram(cpu_reset); + /* get the apicid, it may be lifted already */ + apicid = lapicid(); + +#if 1 + // show our apicid, nodeid, and coreid + if( id.coreid==0 ) { + if (id.nodeid!=0) //all core0 except bsp + print_apicid_nodeid_coreid(apicid, id, " core0: "); + } + #if 1 + else { //all core1 + print_apicid_nodeid_coreid(apicid, id, " core1: "); + } + #endif + #endif - //no return; + + if (cpu_init_detectedx) { + print_apicid_nodeid_coreid(apicid, id, "\r\n\r\n\r\nINIT detect from "); + + print_debug("\r\nIssuing SOFT_RESET...\r\n"); + + soft_reset(); + } - distinguish_cpu_resets(id.nodeid); - if (!boot_cpu()) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/disable_cache_as_ram.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 + if(id.coreid==0) { + distinguish_cpu_resets(id.nodeid); + // start_other_core(id.nodeid); // start second core in first cpu, only allowed for nb_cfg_54 is not set + } + + //here don't need to wait + lapic_write(LAPIC_MSG_REG, (apicid<<24) | 0x33); // mark the cpu is started + + if(apicid != bsp_apicid) { + // We need to stop the CACHE as RAM for this CPU, really? + wait_cpu_state(bsp_apicid, 0x44); + lapic_write(LAPIC_MSG_REG, (apicid<<24) | 0x44); // bsp can not check it before stop_this_cpu + + disable_cache_as_ram(); // inline + stop_this_cpu(); // inline, it will stop all cores except node0/core0 the bsp .... } return bsp_apicid; } + +#if CONFIG_LOGICAL_CPUS == 1 + +static unsigned is_core0_started(unsigned nodeid) +{ + uint32_t htic; + device_t device; + device = PCI_DEV(0, 0x18 + nodeid, 0); + htic = pci_read_config32(device, HT_INIT_CONTROL); + htic &= HTIC_INIT_Detect; + return htic; +} + +static void wait_all_core0_started(void) +{ + //When core0 is started, it will distingush_cpu_resets. So wait for that + unsigned i; + unsigned nodes = get_nodes(); + + for(i=1;i<nodes;i++) { // skip bsp, because it is running on bsp + while(!is_core0_started(i)) {} + } +} + +#endif diff --git a/src/cpu/amd/model_fxx/node_id.c b/src/cpu/amd/model_fxx/node_id.c index 1904719270..e69de29bb2 100644 --- a/src/cpu/amd/model_fxx/node_id.c +++ b/src/cpu/amd/model_fxx/node_id.c @@ -1,12 +0,0 @@ -/* 2004.12 yhlu add dual core support */ - -#include <arch/cpu.h> -#include "cpu/amd/model_fxx/model_fxx_msr.h" - -static inline unsigned get_node_id(void) { - unsigned nodeid; - // get the apicid via cpuid(1) ebx[27:24] - nodeid = (cpuid_ebx(1) >> 24) & 0x7; - return nodeid; -} - diff --git a/src/mainboard/tyan/s2850/Config.lb b/src/mainboard/tyan/s2850/Config.lb index df8788233b..1916fa70c3 100644 --- a/src/mainboard/tyan/s2850/Config.lb +++ b/src/mainboard/tyan/s2850/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2850/cache_as_ram_auto.c b/src/mainboard/tyan/s2850/cache_as_ram_auto.c index e9063f67b2..b7a39047f2 100644 --- a/src/mainboard/tyan/s2850/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2850/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -36,27 +35,6 @@ #include "northbridge/amd/amdk8/setup_resource_map.c" #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} static void hard_reset(void) { @@ -123,50 +101,28 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif +#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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); + unsigned last_boot_normal_x = last_boot_normal(); -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } - - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -178,11 +134,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -195,24 +150,27 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ - ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { { @@ -230,51 +188,7 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); -#endif - - enable_lapic(); - init_timer(); - - -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + init_cpus(cpu_init_detectedx); } @@ -297,6 +211,7 @@ void amd64_main(unsigned long bist) // It is said that we should start core1 after all core0 launched start_other_cores(); #endif + // automatically set that for you, but you might meet tight space needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -309,90 +224,5 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); - + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2875/Config.lb b/src/mainboard/tyan/s2875/Config.lb index bd61fcb34f..b1052752fb 100644 --- a/src/mainboard/tyan/s2875/Config.lb +++ b/src/mainboard/tyan/s2875/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2875/Options.lb b/src/mainboard/tyan/s2875/Options.lb index 88a737bf14..99a018c4e9 100644 --- a/src/mainboard/tyan/s2875/Options.lb +++ b/src/mainboard/tyan/s2875/Options.lb @@ -52,7 +52,7 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE @@ -71,7 +71,10 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 + ## ## Build code for the fallback boot @@ -120,7 +123,7 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console default CONFIG_CONSOLE_VGA=1 @@ -130,10 +133,10 @@ default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s2875/cache_as_ram_auto.c b/src/mainboard/tyan/s2875/cache_as_ram_auto.c index 5ad79522cf..0870272cdb 100644 --- a/src/mainboard/tyan/s2875/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2875/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -37,27 +36,6 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} static void hard_reset(void) { @@ -124,54 +102,29 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif - -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) +#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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -186,7 +139,7 @@ void amd64_main(unsigned long bist) amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -199,27 +152,29 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ - ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx)/* inputs */ ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { -#if FIRST_CPU { .node_id = 0, .f0 = PCI_DEV(0, 0x18, 0), @@ -229,8 +184,7 @@ void amd64_main(unsigned long bist) .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, }, -#endif -#if SECOND_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 1 { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), @@ -247,57 +201,9 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); -#endif - - enable_lapic(); - init_timer(); - - -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { -// __asm__ volatile ("jmp __cpu_reset"); - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); -// start_other_core(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { -// __asm__ volatile ("jmp __cpu_reset"); - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + init_cpus(cpu_init_detectedx); } - w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -310,6 +216,7 @@ void amd64_main(unsigned long bist) needs_reset = setup_coherent_ht_domain(); #if CONFIG_LOGICAL_CPUS==1 + // It is said that we should start core1 after all core0 launched start_other_cores(); #endif needs_reset |= ht_setup_chains_x(); @@ -324,90 +231,6 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2880/Config.lb b/src/mainboard/tyan/s2880/Config.lb index f7ad508347..e614e04e5c 100644 --- a/src/mainboard/tyan/s2880/Config.lb +++ b/src/mainboard/tyan/s2880/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds @@ -204,11 +208,11 @@ chip northbridge/amd/amdk8/root_complex device pci 9.0 on end #broadcom device pci 9.1 on end end -# chip drivers/lsi/53c1030 -# device pci a.0 on end -# device pci a.1 on end -# register "fw_address" = "0xfff8c000" -# end + chip drivers/lsi/53c1030 + device pci a.0 on end + device pci a.1 on end + register "fw_address" = "0xfff8c000" + end end device pci 0.1 on end device pci 1.0 on end diff --git a/src/mainboard/tyan/s2880/Options.lb b/src/mainboard/tyan/s2880/Options.lb index 1f929b0edc..23b239afb4 100644 --- a/src/mainboard/tyan/s2880/Options.lb +++ b/src/mainboard/tyan/s2880/Options.lb @@ -52,7 +52,7 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE @@ -71,7 +71,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,7 +122,7 @@ default CONFIG_LOGICAL_CPUS=0 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console default CONFIG_CONSOLE_VGA=1 diff --git a/src/mainboard/tyan/s2880/cache_as_ram_auto.c b/src/mainboard/tyan/s2880/cache_as_ram_auto.c index 59500f1cfe..3ada300474 100644 --- a/src/mainboard/tyan/s2880/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2880/cache_as_ram_auto.c @@ -13,8 +13,8 @@ #include "arch/i386/lib/console.c" #include "ram/ramtest.c" + #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -36,27 +36,6 @@ #include "northbridge/amd/amdk8/setup_resource_map.c" #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} static void hard_reset(void) { @@ -123,54 +102,28 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif - -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) +#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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -182,11 +135,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -199,27 +151,29 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ - ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { -#if FIRST_CPU { .node_id = 0, .f0 = PCI_DEV(0, 0x18, 0), @@ -229,8 +183,7 @@ void amd64_main(unsigned long bist) .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, }, -#endif -#if SECOND_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 1 { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), @@ -247,51 +200,7 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); -#endif - - enable_lapic(); - init_timer(); - - -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + init_cpus(cpu_init_detectedx); } @@ -307,8 +216,10 @@ void amd64_main(unsigned long bist) needs_reset = setup_coherent_ht_domain(); #if CONFIG_LOGICAL_CPUS==1 + // It is said that we should start core1 after all core0 launched start_other_cores(); #endif + // automatically set that for you, but you might meet tight space needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -321,89 +232,5 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); - + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2881/Config.lb b/src/mainboard/tyan/s2881/Config.lb index 02c6ec8255..8f953abb4c 100644 --- a/src/mainboard/tyan/s2881/Config.lb +++ b/src/mainboard/tyan/s2881/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2881/Options.lb b/src/mainboard/tyan/s2881/Options.lb index 9f59394d39..bb92ecfd30 100644 --- a/src/mainboard/tyan/s2881/Options.lb +++ b/src/mainboard/tyan/s2881/Options.lb @@ -52,7 +52,7 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE @@ -71,7 +71,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,20 +122,20 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console -default CONFIG_CONSOLE_VGA=1 -default CONFIG_PCI_ROM_RUN=1 +#default CONFIG_CONSOLE_VGA=1 +#default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s2881/cache_as_ram_auto.c b/src/mainboard/tyan/s2881/cache_as_ram_auto.c index bb037a4f61..6b3d131a49 100644 --- a/src/mainboard/tyan/s2881/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2881/cache_as_ram_auto.c @@ -1,5 +1,11 @@ #define ASSEMBLY 1 #define __ROMCC__ + +#define K8_4RANK_DIMM_SUPPORT 1 + +#if CONFIG_LOGICAL_CPUS==1 +#define SET_NB_CFG_54 1 +#endif #include <stdint.h> #include <device/pci_def.h> @@ -13,9 +19,7 @@ #include "arch/i386/lib/console.c" #include "ram/ramtest.c" - #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -38,28 +42,6 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} - static void hard_reset(void) { device_t dev; @@ -116,63 +98,34 @@ static inline int spd_read_byte(unsigned device, unsigned address) return smbus_read_byte(device, address); } -#define K8_4RANK_DIMM_SUPPORT 1 #include "northbridge/amd/amdk8/raminit.c" #include "resourcemap.c" #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" -#if CONFIG_LOGICAL_CPUS==1 -#define SET_NB_CFG_54 1 #include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" -#endif -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -184,11 +137,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -201,99 +153,46 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif -{ - static const struct mem_controller cpu[] = { -#if FIRST_CPU - { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, - .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, - }, -#endif -#if SECOND_CPU - { - .node_id = 1, - .f0 = PCI_DEV(0, 0x19, 0), - .f1 = PCI_DEV(0, 0x19, 1), - .f2 = PCI_DEV(0, 0x19, 2), - .f3 = PCI_DEV(0, 0x19, 3), - .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, - .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, - }, -#endif - }; - int needs_reset; - unsigned cpu_reset = 0; +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); - if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); #endif + real_main(bist, cpu_init_detectedx); - enable_lapic(); - init_timer(); - +} -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + (0xa<<3)|0, (0xa<<3)|2, 0, 0, + (0xa<<3)|1, (0xa<<3)|3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + (0xa<<3)|4, (0xa<<3)|6, 0, 0, + (0xa<<3)|5, (0xa<<3)|7, 0, 0, #endif + }; + + int needs_reset; + unsigned cpu_reset = 0; + unsigned bsp_apicid = 0; + struct mem_controller ctrl[8]; + unsigned nodes; - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + if (bist == 0) { + bsp_apicid = init_cpus(cpu_init_detectedx); } @@ -310,8 +209,12 @@ void amd64_main(unsigned long bist) #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); + needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -321,92 +224,15 @@ void amd64_main(unsigned long bist) enable_smbus(); - memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: + allow_all_aps_stop(bsp_apicid); -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); + memreset_setup(); + sdram_initialize(nodes, ctrl); - print_debug("should not be here -\r\n"); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2882/Config.lb b/src/mainboard/tyan/s2882/Config.lb index 6f71a49864..8b173bd6d6 100644 --- a/src/mainboard/tyan/s2882/Config.lb +++ b/src/mainboard/tyan/s2882/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2882/Options.lb b/src/mainboard/tyan/s2882/Options.lb index 9e8c5c6602..5dec67a947 100644 --- a/src/mainboard/tyan/s2882/Options.lb +++ b/src/mainboard/tyan/s2882/Options.lb @@ -52,7 +52,7 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE @@ -71,7 +71,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,7 +122,7 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console default CONFIG_CONSOLE_VGA=1 @@ -130,10 +132,10 @@ default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s2882/cache_as_ram_auto.c b/src/mainboard/tyan/s2882/cache_as_ram_auto.c index f0adb4204b..aa862ece4f 100644 --- a/src/mainboard/tyan/s2882/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2882/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -36,27 +35,6 @@ #include "northbridge/amd/amdk8/setup_resource_map.c" #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} static void hard_reset(void) { @@ -123,10 +101,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif +#include "cpu/amd/dualcore/dualcore.c" #define FIRST_CPU 1 #define SECOND_CPU 1 @@ -134,43 +110,23 @@ static inline int spd_read_byte(unsigned device, unsigned address) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -182,11 +138,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -199,27 +154,29 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ + : "a" (bist) , "b" (cpu_init_detectedx) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { -#if FIRST_CPU { .node_id = 0, .f0 = PCI_DEV(0, 0x18, 0), @@ -229,8 +186,7 @@ void amd64_main(unsigned long bist) .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, }, -#endif -#if SECOND_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 1 { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), @@ -247,53 +203,10 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); -#endif - - enable_lapic(); - init_timer(); - - -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { -// __asm__ volatile ("jmp __cpu_reset"); - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + init_cpus(cpu_init_detectedx); } + w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -309,6 +222,7 @@ void amd64_main(unsigned long bist) // It is said that we should start core1 after all core0 launched start_other_cores(); #endif + // automatically set that for you, but you might meet tight space needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -321,89 +235,6 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2885/Config.lb b/src/mainboard/tyan/s2885/Config.lb index f6ea627f8b..d67570445b 100644 --- a/src/mainboard/tyan/s2885/Config.lb +++ b/src/mainboard/tyan/s2885/Config.lb @@ -93,9 +93,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2885/Options.lb b/src/mainboard/tyan/s2885/Options.lb index 99ae422e00..dcff37450f 100644 --- a/src/mainboard/tyan/s2885/Options.lb +++ b/src/mainboard/tyan/s2885/Options.lb @@ -52,13 +52,17 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT +uses ENABLE_APIC_EXT_ID +uses APIC_ID_OFFSET +uses LIFT_BSP_APIC_ID + ### ### Build options ### @@ -71,7 +75,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,7 +126,7 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console default CONFIG_CONSOLE_VGA=1 @@ -130,10 +136,14 @@ default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 + +default ENABLE_APIC_EXT_ID=1 +default APIC_ID_OFFSET=0x10 +default LIFT_BSP_APIC_ID=0 ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s2885/cache_as_ram_auto.c b/src/mainboard/tyan/s2885/cache_as_ram_auto.c index 85d4da9227..a6df15baaf 100644 --- a/src/mainboard/tyan/s2885/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2885/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -37,28 +36,6 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} - static void hard_reset(void) { device_t dev; @@ -118,13 +95,6 @@ static inline int spd_read_byte(unsigned device, unsigned address) #define K8_4RANK_DIMM_SUPPORT 1 #include "northbridge/amd/amdk8/raminit.c" -#if 0 - #define ENABLE_APIC_EXT_ID 1 - #define APIC_ID_OFFSET 0x10 - #define LIFT_BSP_APIC_ID 0 -#else - #define ENABLE_APIC_EXT_ID 0 -#endif #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" @@ -133,54 +103,29 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif +#include "cpu/amd/dualcore/dualcore.c" -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -192,11 +137,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -209,120 +153,46 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) -#endif -{ - static const struct mem_controller cpu[] = { -#if FIRST_CPU - { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, - .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, - }, -#endif -#if SECOND_CPU - { - .node_id = 1, - .f0 = PCI_DEV(0, 0x19, 0), - .f1 = PCI_DEV(0, 0x19, 1), - .f2 = PCI_DEV(0, 0x19, 2), - .f3 = PCI_DEV(0, 0x19, 3), - .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, - .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, - }, #endif - }; - int needs_reset; - unsigned cpu_reset = 0; +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); - if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid - #if ENABLE_APIC_EXT_ID == 1 - if(id.coreid == 0) { - enable_apic_ext_id(id.nodeid); - } - #endif -#else - nodeid = get_node_id(); - #if ENABLE_APIC_EXT_ID == 1 - enable_apic_ext_id(nodeid); - #endif +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); #endif + real_main(bist, cpu_init_detectedx); - enable_lapic(); - init_timer(); - +} -#if CONFIG_LOGICAL_CPUS==1 - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if( id.nodeid != 0 ) //all except cores in node0 - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); - #endif - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if(nodeid != 0) - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); // CPU apicid is from 0x10 - - #endif - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + (0xa<<3)|0, (0xa<<3)|2, 0, 0, + (0xa<<3)|1, (0xa<<3)|3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + (0xa<<3)|4, (0xa<<3)|6, 0, 0, + (0xa<<3)|5, (0xa<<3)|7, 0, 0, #endif + }; + int needs_reset; + unsigned cpu_reset = 0; + unsigned bsp_apicid = 0; - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + struct mem_controller ctrl[8]; + unsigned nodes; + + if (bist == 0) { + bsp_apicid = init_cpus(cpu_init_detectedx); } @@ -338,8 +208,13 @@ void amd64_main(unsigned long bist) needs_reset = 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); + needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -347,94 +222,18 @@ void amd64_main(unsigned long bist) soft_reset(); } - enable_smbus(); - - memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - -cpu_reset_x: + allow_all_aps_stop(bsp_apicid); -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif + enable_smbus(); + memreset_setup(); + sdram_initialize(nodes, ctrl); - print_debug("should not be here -\r\n"); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2891/Config.lb b/src/mainboard/tyan/s2891/Config.lb index 6341926115..7dd9bee1bc 100644 --- a/src/mainboard/tyan/s2891/Config.lb +++ b/src/mainboard/tyan/s2891/Config.lb @@ -97,9 +97,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT @@ -213,7 +217,7 @@ chip northbridge/amd/amdk8/root_complex device pci 0.0 on end # HT device pci 1.0 on # LPC chip superio/winbond/w83627hf - device pnp 2e.0 on # Floppy + device pnp 2e.0 off # Floppy io 0x60 = 0x3f0 irq 0x70 = 6 drq 0x74 = 2 @@ -226,11 +230,11 @@ chip northbridge/amd/amdk8/root_complex io 0x60 = 0x3f8 irq 0x70 = 4 end - device pnp 2e.3 on # Com2 + device pnp 2e.3 off # Com2 io 0x60 = 0x2f8 irq 0x70 = 3 end - device pnp 2e.5 on # Keyboard + device pnp 2e.5 off # Keyboard io 0x60 = 0x60 io 0x62 = 0x64 irq 0x70 = 1 @@ -247,55 +251,55 @@ chip northbridge/amd/amdk8/root_complex device pnp 2e.8 off end # GPIO2 device pnp 2e.9 off end # GPIO3 device pnp 2e.a off end # ACPI - device pnp 2e.b on # HW Monitor + device pnp 2e.b off # HW Monitor io 0x60 = 0x290 irq 0x70 = 5 end end end device pci 1.1 on # SM 0 - chip drivers/generic/generic #dimm 0-0-0 - device i2c 50 on end - end - chip drivers/generic/generic #dimm 0-0-1 - device i2c 51 on end - end - chip drivers/generic/generic #dimm 0-1-0 - device i2c 52 on end - end - chip drivers/generic/generic #dimm 0-1-1 - device i2c 53 on end - end - chip drivers/generic/generic #dimm 1-0-0 - device i2c 54 on end - end - chip drivers/generic/generic #dimm 1-0-1 - device i2c 55 on end - end - chip drivers/generic/generic #dimm 1-1-0 - device i2c 56 on end - end - chip drivers/generic/generic #dimm 1-1-1 - device i2c 57 on end - end +# chip drivers/generic/generic #dimm 0-0-0 +# device i2c 50 on end +# end +# chip drivers/generic/generic #dimm 0-0-1 +# device i2c 51 on end +# end +# chip drivers/generic/generic #dimm 0-1-0 +# device i2c 52 on end +# end +# chip drivers/generic/generic #dimm 0-1-1 +# device i2c 53 on end +# end +# chip drivers/generic/generic #dimm 1-0-0 +# device i2c 54 on end +# end +# chip drivers/generic/generic #dimm 1-0-1 +# device i2c 55 on end +# end +# chip drivers/generic/generic #dimm 1-1-0 +# device i2c 56 on end +# end +# chip drivers/generic/generic #dimm 1-1-1 +# device i2c 57 on end +# end end # SM - device pci 1.1 on # SM 1 - chip drivers/i2c/adm1027 # ADT7463A CPU0 temp, SYS FAN 2/3/4 - device i2c 2d on end - end - chip drivers/i2c/adm1027 # ADT7463A CPU1 temp, CPU0/1 FAN , SYS FAN 1/5 - device i2c 2e on end - end - chip drivers/generic/generic # Winbond HWM 0x54 CPU0/1 VRM temp, SYSFAN 6/7, SB FAN - device i2c 2a on end - end - chip drivers/generic/generic # Winbond HWM 0x92 - device i2c 49 on end - end - chip drivers/generic/generic # Winbond HWM 0x94 - device i2c 4a on end - end - end #SM +# device pci 1.1 on # SM 1 +# chip drivers/i2c/adm1027 # ADT7463A CPU0 temp, SYS FAN 2/3/4 +# device i2c 2d on end +# end +# chip drivers/i2c/adm1027 # ADT7463A CPU1 temp, CPU0/1 FAN , SYS FAN 1/5 +# device i2c 2e on end +# end +# chip drivers/generic/generic # Winbond HWM 0x54 CPU0/1 VRM temp, SYSFAN 6/7, SB FAN +# device i2c 2a on end +# end +# chip drivers/generic/generic # Winbond HWM 0x92 +# device i2c 49 on end +# end +# chip drivers/generic/generic # Winbond HWM 0x94 +# device i2c 4a on end +# end +# end #SM device pci 2.0 on end # USB 1.1 device pci 2.1 on end # USB 2 device pci 4.0 off end # ACI @@ -307,8 +311,8 @@ chip northbridge/amd/amdk8/root_complex # chip drivers/ati/ragexl chip drivers/pci/onboard device pci 7.0 on end - register "rom_address" = "0xfff80000" #for 512K - #register "rom_address" = "0xfff00000" #for 1M + # register "rom_address" = "0xfff80000" #for 512K + register "rom_address" = "0xfff00000" #for 1M end end device pci a.0 off end # NIC diff --git a/src/mainboard/tyan/s2891/Options.lb b/src/mainboard/tyan/s2891/Options.lb index 80313a1cff..fdb8e7a745 100644 --- a/src/mainboard/tyan/s2891/Options.lb +++ b/src/mainboard/tyan/s2891/Options.lb @@ -53,7 +53,7 @@ uses CONFIG_GDB_STUB uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses CK804_DEVN_BASE @@ -62,18 +62,26 @@ uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT +uses ENABLE_APIC_EXT_ID +uses APIC_ID_OFFSET +uses LIFT_BSP_APIC_ID + +uses CONFIG_PCI_64BIT_PREF_MEM + ## ROM_SIZE is the size of boot ROM that this board will use. #512K bytes -default ROM_SIZE=524288 +#default ROM_SIZE=524288 #1M bytes -#default ROM_SIZE=1048576 +default ROM_SIZE=1048576 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ### ### Build options @@ -123,27 +131,33 @@ default CONFIG_MAX_PHYSICAL_CPUS=2 default CONFIG_LOGICAL_CPUS=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #CK804 setting -#default CK804_DEVN_BASE=0 +default CK804_DEVN_BASE=0 #BTEXT Console #default CONFIG_CONSOLE_BTEXT=1 #VGA Console -#default CONFIG_CONSOLE_VGA=1 -#default CONFIG_PCI_ROM_RUN=1 +default CONFIG_CONSOLE_VGA=1 +default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 + +default ENABLE_APIC_EXT_ID=1 +default APIC_ID_OFFSET=0x10 +default LIFT_BSP_APIC_ID=0 + +#default CONFIG_PCI_64BIT_PREF_MEM=1 ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s2891/cache_as_ram_auto.c b/src/mainboard/tyan/s2891/cache_as_ram_auto.c index b78a899764..67e63982e4 100644 --- a/src/mainboard/tyan/s2891/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2891/cache_as_ram_auto.c @@ -1,5 +1,13 @@ #define ASSEMBLY 1 #define __ROMCC__ + +//used by raminit +#define K8_4RANK_DIMM_SUPPORT 1 + +#if CONFIG_LOGICAL_CPUS==1 +#define SET_NB_CFG_54 1 +#endif + #include <stdint.h> #include <device/pci_def.h> @@ -14,8 +22,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -//#define K8_HT_FREQ_1G_SUPPORT 1 -//#define K8_SCAN_PCI_BUS 1 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/nvidia/ck804/ck804_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -73,8 +79,6 @@ static inline int spd_read_byte(unsigned device, unsigned address) return smbus_read_byte(device, address); } -#define K8_4RANK_DIMM_SUPPORT 1 - #include "northbridge/amd/amdk8/raminit.c" #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" @@ -82,16 +86,7 @@ static inline int spd_read_byte(unsigned device, unsigned address) /* tyan does not want the default */ #include "resourcemap.c" -#if CONFIG_LOGICAL_CPUS==1 -#define SET_NB_CFG_54 1 #include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" -#endif - -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) #define CK804_NUM 1 #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h" @@ -99,6 +94,11 @@ static inline int spd_read_byte(unsigned device, unsigned address) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/nvidia/ck804/ck804_enable_rom.c" @@ -127,38 +127,14 @@ static void sio_setup(void) #endif } -void real_main(unsigned long bist); -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); + unsigned last_boot_normal_x = last_boot_normal(); -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid() & 0xf; - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } - - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -176,7 +152,7 @@ void amd64_main(unsigned long bist) ck804_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -189,105 +165,48 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ - ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ + : "a" (bist) , "b" (cpu_init_detectedx)/* inputs */ ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) -#endif -{ - static const struct mem_controller cpu[] = { -#if FIRST_CPU - { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, - .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, - }, -#endif -#if SECOND_CPU - { - .node_id = 1, - .f0 = PCI_DEV(0, 0x19, 0), - .f1 = PCI_DEV(0, 0x19, 1), - .f2 = PCI_DEV(0, 0x19, 2), - .f3 = PCI_DEV(0, 0x19, 3), - .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, - .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, - }, #endif - }; - int needs_reset; - unsigned cpu_reset = 0; +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); - if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); #endif + real_main(bist, cpu_init_detectedx); - enable_lapic(); -// init_timer(); +} -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); -// start_other_core(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + (0xa<<3)|0, (0xa<<3)|2, 0, 0, + (0xa<<3)|1, (0xa<<3)|3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + (0xa<<3)|4, (0xa<<3)|6, 0, 0, + (0xa<<3)|5, (0xa<<3)|7, 0, 0, #endif + }; + int needs_reset; + unsigned cpu_reset = 0; + unsigned bsp_apicid = 0; - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + struct mem_controller ctrl[8]; + unsigned nodes; + if (bist == 0) { + bsp_apicid = init_cpus(cpu_init_detectedx); } - init_timer(); // only do it it first CPU - - w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -301,9 +220,12 @@ void amd64_main(unsigned long bist) #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 - // automatically set that for you, but you might meet tight space + + wait_all_aps_started(bsp_apicid); + needs_reset |= ht_setup_chains_x(); needs_reset |= ck804_early_setup_x(); @@ -313,93 +235,16 @@ void amd64_main(unsigned long bist) soft_reset(); } - enable_smbus(); - - memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } - -#endif -#if 1 - -cpu_reset_x: + allow_all_aps_stop(bsp_apicid); -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - /* We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("Use Ram as Stack now - done\r\n"); - } else - { - print_debug("Use Ram as Stack now - \r\n"); - } -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); + enable_smbus(); - print_debug("should not be here -\r\n"); + memreset_setup(); + sdram_initialize(nodes, ctrl); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2892/Config.lb b/src/mainboard/tyan/s2892/Config.lb index 504f12d270..f4a32837e1 100644 --- a/src/mainboard/tyan/s2892/Config.lb +++ b/src/mainboard/tyan/s2892/Config.lb @@ -97,9 +97,12 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds if USE_DCACHE_RAM if CONFIG_USE_INIT diff --git a/src/mainboard/tyan/s2892/Options.lb b/src/mainboard/tyan/s2892/Options.lb index 5d860bddae..ede4fe9708 100644 --- a/src/mainboard/tyan/s2892/Options.lb +++ b/src/mainboard/tyan/s2892/Options.lb @@ -53,7 +53,7 @@ uses CONFIG_GDB_STUB uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses CK804_DEVN_BASE @@ -73,7 +73,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ### ### Build options @@ -123,7 +125,7 @@ default CONFIG_MAX_PHYSICAL_CPUS=2 default CONFIG_LOGICAL_CPUS=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #CK804 setting @@ -139,10 +141,10 @@ default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 ## diff --git a/src/mainboard/tyan/s2892/cache_as_ram_auto.c b/src/mainboard/tyan/s2892/cache_as_ram_auto.c index 5158bccf55..27d87ecceb 100644 --- a/src/mainboard/tyan/s2892/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2892/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/nvidia/ck804/ck804_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -85,14 +84,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif - -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) +#include "cpu/amd/dualcore/dualcore.c" #define CK804_NUM 1 #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h" @@ -107,6 +100,11 @@ static inline int spd_read_byte(unsigned device, unsigned address) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/nvidia/ck804/ck804_enable_rom.c" @@ -129,38 +127,13 @@ static void sio_setup(void) } -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); + unsigned last_boot_normal_x = last_boot_normal(); -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid() & 0xf; - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } - - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -178,7 +151,7 @@ void amd64_main(unsigned long bist) ck804_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -191,27 +164,29 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ - ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ + : "a" (bist), "b"(cpu_init_detectedx) /* inputs */ ); -#endif - + fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { -#if FIRST_CPU { .node_id = 0, .f0 = PCI_DEV(0, 0x18, 0), @@ -221,8 +196,7 @@ void amd64_main(unsigned long bist) .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, }, -#endif -#if SECOND_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 1 { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), @@ -239,56 +213,9 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid -#else - nodeid = get_node_id(); -#endif - - enable_lapic(); -// init_timer(); - -#if CONFIG_LOGICAL_CPUS==1 - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } - + init_cpus(cpu_init_detectedx); } - init_timer(); // only do it it first CPU - - w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -301,8 +228,10 @@ void amd64_main(unsigned long bist) needs_reset = setup_coherent_ht_domain(); #if CONFIG_LOGICAL_CPUS==1 + // It is said that we should start core1 after all core0 launched start_other_cores(); #endif + needs_reset |= ht_setup_chains_x(); needs_reset |= ck804_early_setup_x(); @@ -317,89 +246,5 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } - -#endif -#if 1 - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - /* We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("Use Ram as Stack now - done\r\n"); - } else - { - print_debug("Use Ram as Stack now - \r\n"); - } -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); - + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s2895/Config.lb b/src/mainboard/tyan/s2895/Config.lb index 3bf8508369..7339e7c4a3 100644 --- a/src/mainboard/tyan/s2895/Config.lb +++ b/src/mainboard/tyan/s2895/Config.lb @@ -89,9 +89,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s2895/Options.lb b/src/mainboard/tyan/s2895/Options.lb index fc63823480..cfb0e13222 100644 --- a/src/mainboard/tyan/s2895/Options.lb +++ b/src/mainboard/tyan/s2895/Options.lb @@ -52,7 +52,8 @@ uses CONFIG_GDB_STUB uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK +uses K8_HT_FREQ_1G_SUPPORT uses CK804_DEVN_BASE @@ -61,6 +62,10 @@ uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT +uses ENABLE_APIC_EXT_ID +uses APIC_ID_OFFSET +uses LIFT_BSP_APIC_ID + ## ROM_SIZE is the size of boot ROM that this board will use. #512K bytes default ROM_SIZE=524288 @@ -71,7 +76,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ### ### Build options @@ -124,7 +131,10 @@ default CONFIG_LOGICAL_CPUS=1 #default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 + +#Opteron K8 1G HT Support +default K8_HT_FREQ_1G_SUPPORT=1 #CK804 setting #default CK804_DEVN_BASE=0 @@ -141,6 +151,11 @@ default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 default CONFIG_USE_INIT=1 +default ENABLE_APIC_EXT_ID=1 +default APIC_ID_OFFSET=0x10 +default LIFT_BSP_APIC_ID=0 + + ## ## Build code to setup a generic IOAPIC ## diff --git a/src/mainboard/tyan/s2895/cache_as_ram_auto.c b/src/mainboard/tyan/s2895/cache_as_ram_auto.c index 4a0ea8450c..b63095039a 100644 --- a/src/mainboard/tyan/s2895/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2895/cache_as_ram_auto.c @@ -1,5 +1,17 @@ #define ASSEMBLY 1 #define __ROMCC__ + + +#define K8_ALLOCATE_IO_RANGE 1 +//#define K8_SCAN_PCI_BUS 1 + + +#define K8_4RANK_DIMM_SUPPORT 1 + +#if CONFIG_LOGICAL_CPUS==1 +#define SET_NB_CFG_54 1 +#endif + #include <stdint.h> #include <device/pci_def.h> @@ -14,9 +26,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 1 -#define K8_ALLOCATE_IO_RANGE 1 -//#define K8_SCAN_PCI_BUS 1 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/nvidia/ck804/ck804_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -76,8 +85,7 @@ static void sio_gpio_setup(void){ unsigned value; -// lpc47b397_enable_serial(SUPERIO_GPIO_DEV, SUPERIO_GPIO_IO_BASE); // Already enable in failover.c - + /*Enable onboard scsi*/ lpc47b397_gpio_offset_out(SUPERIO_GPIO_IO_BASE, 0x2c, (1<<7)|(0<<2)|(0<<1)|(0<<0)); // GP21, offset 0x2c, DISABLE_SCSI_L value = lpc47b397_gpio_offset_in(SUPERIO_GPIO_IO_BASE, 0x4c); lpc47b397_gpio_offset_out(SUPERIO_GPIO_IO_BASE, 0x4c, (value|(1<<1))); @@ -94,16 +102,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) return smbus_read_byte(device, address); } -#define K8_4RANK_DIMM_SUPPORT 1 #include "northbridge/amd/amdk8/raminit.c" -#if 0 - #define ENABLE_APIC_EXT_ID 1 - #define APIC_ID_OFFSET 0x10 - #define LIFT_BSP_APIC_ID 0 -#else - #define ENABLE_APIC_EXT_ID 0 -#endif #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" @@ -112,10 +112,6 @@ static inline int spd_read_byte(unsigned device, unsigned address) #include "cpu/amd/dualcore/dualcore.c" -#define FIRST_CPU 1 -#define SECOND_CPU 1 -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) - #define CK804_NUM 2 #define CK804B_BUSN 0x80 #define CK804_USE_NIC 1 @@ -140,6 +136,7 @@ static inline int spd_read_byte(unsigned device, unsigned address) #include "cpu/amd/model_fxx/init_cpus.c" + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/nvidia/ck804/ck804_enable_rom.c" @@ -154,18 +151,13 @@ static void sio_setup(void) uint8_t byte; - /* LPC Variable Range Decode 1 0x400-0x47f */ - /* to make sure lpc47b397 gpio on device work */ pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1, 0), 0xac, 0x047f0400); - /* subject decoding*/ byte = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b); byte |= 0x20; pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b, byte); - /* LPC Positive Decode 0 */ dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0); - /*decode VAR1, serial 0 */ dword |= (1<<29)|(1<<0); pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0, dword); @@ -179,22 +171,13 @@ static void sio_setup(void) } -void real_main(unsigned long bist, unsigned long cpu_init_detectedx); - -void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { - /* Is this a cpu only reset? */ - if (cpu_init_detectedx) { - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -212,7 +195,7 @@ void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) ck804_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -227,54 +210,44 @@ void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) : /* outputs */ : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist, cpu_init_detectedx); + ; } -void real_main(unsigned long bist, unsigned long cpu_init_detectedx) -#else -void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) #endif + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) { - static const struct mem_controller cpu[] = { -#if FIRST_CPU - { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, - .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, - }, + +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); #endif -#if SECOND_CPU - { - .node_id = 1, - .f0 = PCI_DEV(0, 0x19, 0), - .f1 = PCI_DEV(0, 0x19, 1), - .f2 = PCI_DEV(0, 0x19, 2), - .f3 = PCI_DEV(0, 0x19, 3), - .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, - .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, - }, + real_main(bist, cpu_init_detectedx); + +} + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + (0xa<<3)|0, (0xa<<3)|2, 0, 0, + (0xa<<3)|1, (0xa<<3)|3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + (0xa<<3)|4, (0xa<<3)|6, 0, 0, + (0xa<<3)|5, (0xa<<3)|7, 0, 0, #endif }; int needs_reset; - unsigned cpu_reset = 0; + unsigned bsp_apicid = 0; + + struct mem_controller ctrl[8]; + unsigned nodes; if (bist == 0) { - init_cpus(cpu_init_detectedx, sizeof(cpu)/sizeof(cpu[0]), cpu); + bsp_apicid = init_cpus(cpu_init_detectedx); } lpc47b397_enable_serial(SERIAL_DEV, TTYS0_BASE); @@ -288,6 +261,14 @@ void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) needs_reset = 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); + needs_reset |= ht_setup_chains_x(); needs_reset |= ck804_early_setup_x(); @@ -297,11 +278,16 @@ void amd64_main(unsigned long bist, unsigned long cpu_init_detectedx) soft_reset(); } + allow_all_aps_stop(bsp_apicid); + + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); + enable_smbus(); memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - - post_cache_as_ram(cpu_reset); + sdram_initialize(nodes, ctrl); + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s4880/Config.lb b/src/mainboard/tyan/s4880/Config.lb index e3c5b03b40..ed3b5c1a17 100644 --- a/src/mainboard/tyan/s4880/Config.lb +++ b/src/mainboard/tyan/s4880/Config.lb @@ -103,9 +103,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds @@ -204,11 +208,11 @@ chip northbridge/amd/amdk8/root_complex chip southbridge/amd/amd8131 # the on/off keyword is mandatory device pci 0.0 on -# chip drivers/lsi/53c1030 -# device pci 4.0 on end -# device pci 4.1 on end -# register "fw_address" = "0xfff8c000" -# end + chip drivers/lsi/53c1030 + device pci 4.0 on end + device pci 4.1 on end + register "fw_address" = "0xfff8c000" + end chip drivers/pci/onboard device pci 9.0 on end device pci 9.1 on end diff --git a/src/mainboard/tyan/s4880/Options.lb b/src/mainboard/tyan/s4880/Options.lb index 502e71e380..9cc8fc84f8 100644 --- a/src/mainboard/tyan/s4880/Options.lb +++ b/src/mainboard/tyan/s4880/Options.lb @@ -52,13 +52,17 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT +uses ENABLE_APIC_EXT_ID +uses APIC_ID_OFFSET +uses LIFT_BSP_APIC_ID + ### ### Build options ### @@ -71,7 +75,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,7 +126,7 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console default CONFIG_CONSOLE_VGA=1 @@ -130,10 +136,15 @@ default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 + +default ENABLE_APIC_EXT_ID=1 +default APIC_ID_OFFSET=0x10 +default LIFT_BSP_APIC_ID=0 + ## ## Build code to setup a generic IOAPIC diff --git a/src/mainboard/tyan/s4880/cache_as_ram_auto.c b/src/mainboard/tyan/s4880/cache_as_ram_auto.c index bddcd08820..7245d578ea 100644 --- a/src/mainboard/tyan/s4880/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s4880/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -37,28 +36,6 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} - static void hard_reset(void) { device_t dev; @@ -112,6 +89,18 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl) smbus_write_byte(SMBUS_HUB, 0x01, device); smbus_write_byte(SMBUS_HUB, 0x03, 0); } +#if 0 +static inline void change_i2c_mux(unsigned device) +{ +#define SMBUS_HUB 0x18 + int ret; + print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\r\n"); + ret = smbus_write_byte(SMBUS_HUB, 0x01, device); + print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\r\n"); + ret = smbus_write_byte(SMBUS_HUB, 0x03, 0); + print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\r\n"); +} +#endif static inline int spd_read_byte(unsigned device, unsigned address) { @@ -121,13 +110,6 @@ static inline int spd_read_byte(unsigned device, unsigned address) #define K8_4RANK_DIMM_SUPPORT 1 #include "northbridge/amd/amdk8/raminit.c" -#if 0 - #define ENABLE_APIC_EXT_ID 1 - #define APIC_ID_OFFSET 0x10 - #define LIFT_BSP_APIC_ID 0 -#else - #define ENABLE_APIC_EXT_ID 0 -#endif #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" @@ -136,17 +118,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif -#define FIRST_CPU 1 -#define SECOND_CPU 1 - -#define THIRD_CPU 1 -#define FOURTH_CPU 1 - -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU + THIRD_CPU + FOURTH_CPU) +#include "cpu/amd/dualcore/dualcore.c" #define RC0 ((1<<2)<<8) #define RC1 ((1<<1)<<8) @@ -160,43 +133,23 @@ static inline int spd_read_byte(unsigned device, unsigned address) #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" + + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -208,11 +161,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -225,27 +177,29 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ + : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +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 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 struct mem_controller cpu[] = { -#if FIRST_CPU { .node_id = 0, .f0 = PCI_DEV(0, 0x18, 0), @@ -255,8 +209,7 @@ void amd64_main(unsigned long bist) .channel0 = { RC0|DIMM0, RC0|DIMM2, 0, 0 }, .channel1 = { RC0|DIMM1, RC0|DIMM3, 0, 0 }, }, -#endif -#if SECOND_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 1 { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), @@ -269,7 +222,7 @@ void amd64_main(unsigned long bist) }, #endif -#if THIRD_CPU +#if CONFIG_MAX_PHYSICAL_CPUS > 2 { .node_id = 2, .f0 = PCI_DEV(0, 0x1a, 0), @@ -280,8 +233,6 @@ void amd64_main(unsigned long bist) .channel1 = { RC2|DIMM1, RC2|DIMM3, 0, 0 }, }, -#endif -#if FOURTH_CPU { .node_id = 3, .f0 = PCI_DEV(0, 0x1b, 0), @@ -299,75 +250,9 @@ void amd64_main(unsigned long bist) unsigned cpu_reset = 0; if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid - #if ENABLE_APIC_EXT_ID == 1 - if(id.coreid == 0) { - enable_apic_ext_id(id.nodeid); - } - #endif -#else - nodeid = get_node_id(); - #if ENABLE_APIC_EXT_ID == 1 - enable_apic_ext_id(nodeid); - #endif -#endif - - enable_lapic(); - init_timer(); - -// post_code(0x30); - -#if CONFIG_LOGICAL_CPUS==1 - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if( id.nodeid != 0 ) //all except cores in node0 - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); - #endif - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if(nodeid != 0) - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); // CPU apicid is from 0x10 - - #endif - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + init_cpus(cpu_init_detectedx); } - w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -383,6 +268,7 @@ void amd64_main(unsigned long bist) // It is said that we should start core1 after all core0 launched start_other_cores(); #endif + // automatically set that for you, but you might meet tight space needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -395,90 +281,5 @@ void amd64_main(unsigned long bist) memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - - - print_debug("should not be here -\r\n"); - + post_cache_as_ram(cpu_reset); } diff --git a/src/mainboard/tyan/s4882/Config.lb b/src/mainboard/tyan/s4882/Config.lb index 18fec090cf..1913120393 100644 --- a/src/mainboard/tyan/s4882/Config.lb +++ b/src/mainboard/tyan/s4882/Config.lb @@ -103,9 +103,13 @@ end ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds + if USE_DCACHE_RAM if CONFIG_USE_INIT ldscript /cpu/x86/32bit/entry32.lds diff --git a/src/mainboard/tyan/s4882/Options.lb b/src/mainboard/tyan/s4882/Options.lb index 2411f0f384..57e10153a1 100644 --- a/src/mainboard/tyan/s4882/Options.lb +++ b/src/mainboard/tyan/s4882/Options.lb @@ -52,13 +52,17 @@ uses OBJCOPY uses CONFIG_CHIP_NAME uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN -uses K8_E0_MEM_HOLE_SIZEK +uses K8_HW_MEM_HOLE_SIZEK uses USE_DCACHE_RAM uses DCACHE_RAM_BASE uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT +uses ENABLE_APIC_EXT_ID +uses APIC_ID_OFFSET +uses LIFT_BSP_APIC_ID + ### ### Build options ### @@ -71,7 +75,9 @@ default ROM_SIZE=524288 ## ## FALLBACK_SIZE is the amount of the ROM the complete fallback image will use ## -default FALLBACK_SIZE=131072 +#default FALLBACK_SIZE=131072 +#256K +default FALLBACK_SIZE=0x40000 ## ## Build code for the fallback boot @@ -120,20 +126,24 @@ default CONFIG_LOGICAL_CPUS=1 default CONFIG_CHIP_NAME=1 #1G memory hole -default K8_E0_MEM_HOLE_SIZEK=0x100000 +default K8_HW_MEM_HOLE_SIZEK=0x100000 #VGA Console -default CONFIG_CONSOLE_VGA=1 -default CONFIG_PCI_ROM_RUN=1 +#default CONFIG_CONSOLE_VGA=1 +#default CONFIG_PCI_ROM_RUN=1 ## ## enable CACHE_AS_RAM specifics ## -default USE_DCACHE_RAM=0 +default USE_DCACHE_RAM=1 default DCACHE_RAM_BASE=0xcf000 default DCACHE_RAM_SIZE=0x1000 -default CONFIG_USE_INIT=0 +default CONFIG_USE_INIT=1 + +default ENABLE_APIC_EXT_ID=1 +default APIC_ID_OFFSET=0x10 +default LIFT_BSP_APIC_ID=0 ## ## Build code to setup a generic IOAPIC @@ -173,7 +183,7 @@ default USE_OPTION_TABLE = !USE_FALLBACK_IMAGE ## ## LinuxBIOS C code runs at this location in RAM ## -default _RAMBASE=0x00004000 +default _RAMBASE=0x00002000 ## ## Load the payload from the ROM diff --git a/src/mainboard/tyan/s4882/cache_as_ram_auto.c b/src/mainboard/tyan/s4882/cache_as_ram_auto.c index 234e3a0a58..237d9c94f1 100644 --- a/src/mainboard/tyan/s4882/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s4882/cache_as_ram_auto.c @@ -14,7 +14,6 @@ #include "ram/ramtest.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" @@ -37,28 +36,6 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) -/* Look up a which bus a given node/link combination is on. - * return 0 when we can't find the answer. - */ -static unsigned node_link_to_bus(unsigned node, unsigned link) -{ - unsigned reg; - - for(reg = 0xE0; reg < 0xF0; reg += 0x04) { - unsigned config_map; - config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); - if ((config_map & 3) != 3) { - continue; - } - if ((((config_map >> 4) & 7) == node) && - (((config_map >> 8) & 3) == link)) - { - return (config_map >> 16) & 0xff; - } - } - return 0; -} - static void hard_reset(void) { device_t dev; @@ -117,6 +94,21 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl) smbus_write_byte(SMBUS_HUB, 0x03, 0); } +#if 0 +static inline void change_i2c_mux(unsigned device) +{ +#define SMBUS_HUB 0x18 + int ret, i; + print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\r\n"); + i=2; + do { + ret = smbus_write_byte(SMBUS_HUB, 0x01, device); + print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\r\n"); + } while ((ret!=0) && (i-->0)); + ret = smbus_write_byte(SMBUS_HUB, 0x03, 0); + print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\r\n"); +} +#endif static inline int spd_read_byte(unsigned device, unsigned address) { @@ -126,13 +118,6 @@ static inline int spd_read_byte(unsigned device, unsigned address) #define K8_4RANK_DIMM_SUPPORT 1 #include "northbridge/amd/amdk8/raminit.c" -#if 0 - #define ENABLE_APIC_EXT_ID 1 - #define APIC_ID_OFFSET 0x10 - #define LIFT_BSP_APIC_ID 0 -#else - #define ENABLE_APIC_EXT_ID 0 -#endif #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" @@ -141,17 +126,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 -#include "cpu/amd/dualcore/dualcore.c" -#else -#include "cpu/amd/model_fxx/node_id.c" #endif -#define FIRST_CPU 1 -#define SECOND_CPU 1 - -#define THIRD_CPU 1 -#define FOURTH_CPU 1 - -#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU + THIRD_CPU + FOURTH_CPU) +#include "cpu/amd/dualcore/dualcore.c" #define RC0 ((1<<2)<<8) #define RC1 ((1<<1)<<8) @@ -165,43 +141,22 @@ static inline int spd_read_byte(unsigned device, unsigned address) #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" + #if USE_FALLBACK_IMAGE == 1 #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -void real_main(unsigned long bist); - -void amd64_main(unsigned long bist) +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Make cerain my local apic is useable */ -// enable_lapic(); - -#if CONFIG_LOGICAL_CPUS==1 - id = get_node_core_id_x(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(id.nodeid)) { -#else -// nodeid = lapicid(); - nodeid = get_node_id(); - /* Is this a cpu only reset? */ - if (cpu_init_detected(nodeid)) { -#endif - if (last_boot_normal()) { - goto normal_image; - } else { - goto cpu_reset; - } - } + unsigned last_boot_normal_x = last_boot_normal(); - /* Is this a secondary cpu? */ - if (!boot_cpu()) { - if (last_boot_normal()) { + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; @@ -213,11 +168,10 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); - /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ - if (bios_reset_detected() && last_boot_normal()) { + if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ @@ -230,147 +184,55 @@ void amd64_main(unsigned long bist) normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ - : "a" (bist) /* inputs */ + : "a" (bist), "b" ( cpu_init_detectedx ) /* inputs */ ); - cpu_reset: -#if 0 - //CPU reset will reset memtroller ??? - asm volatile ("jmp __cpu_reset" - : /* outputs */ - : "a"(bist) /* inputs */ - ); -#endif fallback_image: - real_main(bist); + ; } -void real_main(unsigned long bist) -#else -void amd64_main(unsigned long bist) #endif + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) { - static const struct mem_controller cpu[] = { -#if FIRST_CPU - { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { RC0|DIMM0, RC0|DIMM2, 0, 0 }, - .channel1 = { RC0|DIMM1, RC0|DIMM3, 0, 0 }, - }, -#endif -#if SECOND_CPU - { - .node_id = 1, - .f0 = PCI_DEV(0, 0x19, 0), - .f1 = PCI_DEV(0, 0x19, 1), - .f2 = PCI_DEV(0, 0x19, 2), - .f3 = PCI_DEV(0, 0x19, 3), - .channel0 = { RC1|DIMM0, RC1|DIMM2 , 0, 0 }, - .channel1 = { RC1|DIMM1, RC1|DIMM3 , 0, 0 }, - - }, + +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); #endif + real_main(bist, cpu_init_detectedx); -#if THIRD_CPU - { - .node_id = 2, - .f0 = PCI_DEV(0, 0x1a, 0), - .f1 = PCI_DEV(0, 0x1a, 1), - .f2 = PCI_DEV(0, 0x1a, 2), - .f3 = PCI_DEV(0, 0x1a, 3), - .channel0 = { RC2|DIMM0, RC2|DIMM2, 0, 0 }, - .channel1 = { RC2|DIMM1, RC2|DIMM3, 0, 0 }, - - }, +} + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + RC0|DIMM0, RC0|DIMM2, 0, 0, + RC0|DIMM1, RC0|DIMM3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + RC1|DIMM0, RC1|DIMM2, 0, 0, + RC1|DIMM1, RC1|DIMM3, 0, 0, #endif -#if FOURTH_CPU - { - .node_id = 3, - .f0 = PCI_DEV(0, 0x1b, 0), - .f1 = PCI_DEV(0, 0x1b, 1), - .f2 = PCI_DEV(0, 0x1b, 2), - .f3 = PCI_DEV(0, 0x1b, 3), - .channel0 = { RC3|DIMM0, RC3|DIMM2, 0, 0 }, - .channel1 = { RC3|DIMM1, RC3|DIMM3, 0, 0 }, - - }, +#if CONFIG_MAX_PHYSICAL_CPUS > 2 + RC2|DIMM0, RC2|DIMM2, 0, 0, + RC2|DIMM1, RC2|DIMM3, 0, 0, + RC3|DIMM0, RC3|DIMM2, 0, 0, + RC3|DIMM1, RC3|DIMM3, 0, 0, #endif }; int needs_reset; unsigned cpu_reset = 0; + unsigned bsp_apicid = 0; - if (bist == 0) { -#if CONFIG_LOGICAL_CPUS==1 - struct node_core_id id; -#else - unsigned nodeid; -#endif - /* Skip this if there was a built in self test failure */ -// amd_early_mtrr_init(); # don't need, already done in cache_as_ram - -#if CONFIG_LOGICAL_CPUS==1 - set_apicid_cpuid_lo(); - id = get_node_core_id_x(); // that is initid - #if ENABLE_APIC_EXT_ID == 1 - if(id.coreid == 0) { - enable_apic_ext_id(id.nodeid); - } - #endif -#else - nodeid = get_node_id(); - #if ENABLE_APIC_EXT_ID == 1 - enable_apic_ext_id(nodeid); - #endif -#endif - - enable_lapic(); - init_timer(); + struct mem_controller ctrl[8]; + unsigned nodes; - -#if CONFIG_LOGICAL_CPUS==1 - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if( id.nodeid != 0 ) //all except cores in node0 - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); - #endif - if(id.coreid == 0) { - if (cpu_init_detected(id.nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(id.nodeid); - } -#else - #if ENABLE_APIC_EXT_ID == 1 - #if LIFT_BSP_APIC_ID == 0 - if(nodeid != 0) - #endif - lapic_write(LAPIC_ID, ( lapic_read(LAPIC_ID) | (APIC_ID_OFFSET<<24) ) ); // CPU apicid is from 0x10 - - #endif - if (cpu_init_detected(nodeid)) { - cpu_reset = 1; - goto cpu_reset_x; - } - distinguish_cpu_resets(nodeid); -#endif - - if (!boot_cpu() -#if CONFIG_LOGICAL_CPUS==1 - || (id.coreid != 0) -#endif - ) { - // We need stop the CACHE as RAM for this CPU too - #include "cpu/amd/car/cache_as_ram_post.c" - stop_this_cpu(); // it will stop all cores except core0 of cpu0 - } + if (bist == 0) { + bsp_apicid = init_cpus(cpu_init_detectedx); } + w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); @@ -379,13 +241,18 @@ void amd64_main(unsigned long bist) report_bist_failure(bist); setup_s4882_resource_map(); - + needs_reset = 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); + + // automatically set that for you, but you might meet tight space needs_reset |= ht_setup_chains_x(); if (needs_reset) { @@ -393,94 +260,17 @@ void amd64_main(unsigned long bist) soft_reset(); } + allow_all_aps_stop(bsp_apicid); + + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); + enable_smbus(); memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - -#if 1 - { - /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ - unsigned v_esp; - __asm__ volatile ( - "movl %%esp, %0\n\t" - : "=a" (v_esp) - ); -#if CONFIG_USE_INIT - printk_debug("v_esp=%08x\r\n", v_esp); -#else - print_debug("v_esp="); print_debug_hex32(v_esp); print_debug("\r\n"); -#endif - } -#endif - -#if 1 - - -cpu_reset_x: - -#if CONFIG_USE_INIT - printk_debug("cpu_reset = %08x\r\n",cpu_reset); -#else - print_debug("cpu_reset = "); print_debug_hex32(cpu_reset); print_debug("\r\n"); -#endif - - if(cpu_reset == 0) { - print_debug("Clearing initial memory region: "); - } - print_debug("No cache as ram now - "); - - /* store cpu_reset to ebx */ - __asm__ volatile ( - "movl %0, %%ebx\n\t" - ::"a" (cpu_reset) - ); - - if(cpu_reset==0) { -#define CLEAR_FIRST_1M_RAM 1 -#include "cpu/amd/car/cache_as_ram_post.c" - } - else { -#undef CLEAR_FIRST_1M_RAM -#include "cpu/amd/car/cache_as_ram_post.c" - } - - __asm__ volatile ( - /* set new esp */ /* before _RAMBASE */ - "subl %0, %%ebp\n\t" - "subl %0, %%esp\n\t" - ::"a"( (DCACHE_RAM_BASE + DCACHE_RAM_SIZE)- _RAMBASE ) - ); - - { - unsigned new_cpu_reset; - - /* get back cpu_reset from ebx */ - __asm__ volatile ( - "movl %%ebx, %0\n\t" - :"=a" (new_cpu_reset) - ); - - print_debug("Use Ram as Stack now - "); /* but We can not go back any more, we lost old stack data in cache as ram*/ - if(new_cpu_reset==0) { - print_debug("done\r\n"); - } else - { - print_debug("\r\n"); - } - -#if CONFIG_USE_INIT - printk_debug("new_cpu_reset = %08x\r\n", new_cpu_reset); -#else - print_debug("new_cpu_reset = "); print_debug_hex32(new_cpu_reset); print_debug("\r\n"); -#endif - /*copy and execute linuxbios_ram */ - copy_and_run(new_cpu_reset); - /* We will not return */ - } -#endif - + sdram_initialize(nodes, ctrl); - print_debug("should not be here -\r\n"); + post_cache_as_ram(cpu_reset); } |