diff options
author | Myles Watson <mylesgw@gmail.com> | 2010-04-08 15:12:18 +0000 |
---|---|---|
committer | Myles Watson <mylesgw@gmail.com> | 2010-04-08 15:12:18 +0000 |
commit | 362db613a0556a102e2812c1c00e3491eafdb66f (patch) | |
tree | 67757c096c1d71f982b0475691eba185dc7a0457 /src/cpu | |
parent | 9b43afde3922e7c4c58dbed85df2a9ea26e11bdf (diff) | |
download | coreboot-362db613a0556a102e2812c1c00e3491eafdb66f.tar.xz |
Cosmetically make init_cpus more similar for fam10 and K8.
Remove some fam10 warnings.
Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Myles Watson <mylesgw@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5382 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu')
-rw-r--r-- | src/cpu/amd/model_10xxx/init_cpus.c | 351 | ||||
-rw-r--r-- | src/cpu/amd/model_10xxx/model_10xxx_init.c | 6 | ||||
-rw-r--r-- | src/cpu/amd/model_fxx/init_cpus.c | 517 |
3 files changed, 410 insertions, 464 deletions
diff --git a/src/cpu/amd/model_10xxx/init_cpus.c b/src/cpu/amd/model_10xxx/init_cpus.c index f81e8fe5b6..cce44d7869 100644 --- a/src/cpu/amd/model_10xxx/init_cpus.c +++ b/src/cpu/amd/model_10xxx/init_cpus.c @@ -26,33 +26,10 @@ #ifndef SET_FIDVID_CORE0_ONLY /* MSR FIDVID_CTL and FIDVID_STATUS are shared by cores, - Need to do every AP to set common FID/VID*/ + Need to do every AP to set common FID/VID */ #define SET_FIDVID_CORE0_ONLY 0 #endif -static void print_initcpu8 (const char *strval, u8 val) -{ - printk(BIOS_DEBUG, "%s%02x\n", strval, val); -} - -static void print_initcpu8_nocr (const char *strval, u8 val) -{ - printk(BIOS_DEBUG, "%s%02x", strval, val); -} - - -static void print_initcpu16 (const char *strval, u16 val) -{ - printk(BIOS_DEBUG, "%s%04x\n", strval, val); -} - - -static void print_initcpu(const char *strval, u32 val) -{ - printk(BIOS_DEBUG, "%s%08x\n", strval, val); -} - - void update_microcode(u32 cpu_deviceid); static void prep_fid_change(void); static void init_fidvid_stage2(u32 apicid, u32 nodeid); @@ -65,14 +42,13 @@ static void set_EnableCf8ExtCfg(void) msr_t msr; msr = rdmsr(NB_CFG_MSR); // EnableCf8ExtCfg: We need that to access CONFIG_PCI_IO_CFG_EXT 4K range - msr.hi |= (1<<(46-32)); + msr.hi |= (1 << (46 - 32)); wrmsr(NB_CFG_MSR, msr); } #else static void set_EnableCf8ExtCfg(void) { } #endif - /*[39:8] */ #define PCI_MMIO_BASE 0xfe000000 /* because we will use gs to store hi, so need to make sure lo can start @@ -85,34 +61,31 @@ static void set_pci_mmio_conf_reg(void) msr = rdmsr(0xc0010058); msr.lo &= ~(0xfff00000 | (0xf << 2)); // 256 bus per segment, MMIO reg will be 4G , enable MMIO Config space - msr.lo |= ((8+CONFIG_PCI_BUS_SEGN_BITS) << 2) | (1 << 0); + msr.lo |= ((8 + CONFIG_PCI_BUS_SEGN_BITS) << 2) | (1 << 0); msr.hi &= ~(0x0000ffff); - msr.hi |= (PCI_MMIO_BASE >> (32-8)); - wrmsr(0xc0010058, msr); // MMIO Config Base Address Reg + msr.hi |= (PCI_MMIO_BASE >> (32 - 8)); + wrmsr(0xc0010058, msr); // MMIO Config Base Address Reg //mtrr for that range? // set_var_mtrr_x(7, PCI_MMIO_BASE<<8, PCI_MMIO_BASE>>(32-8), 0x00000000, 0x01, MTRR_TYPE_UNCACHEABLE); set_wrap32dis(); - msr.hi = (PCI_MMIO_BASE >> (32-8)); + msr.hi = (PCI_MMIO_BASE >> (32 - 8)); msr.lo = 0; - wrmsr(0xc0000101, msr); //GS_Base Reg - - + wrmsr(0xc0000101, msr); //GS_Base Reg #endif } - -typedef void (*process_ap_t)(u32 apicid, void *gp); +typedef void (*process_ap_t) (u32 apicid, void *gp); //core_range = 0 : all cores //core range = 1 : core 0 only //core range = 2 : cores other than core0 -static void for_each_ap(u32 bsp_apicid, u32 core_range, - process_ap_t process_ap, void *gp) +static void for_each_ap(u32 bsp_apicid, u32 core_range, process_ap_t process_ap, + void *gp) { // here assume the OS don't change our apicid u32 ap_apicid; @@ -122,7 +95,7 @@ static void for_each_ap(u32 bsp_apicid, u32 core_range, u32 disable_siblings; u32 cores_found; u32 nb_cfg_54; - int i,j; + int i, j; u32 ApicIdCoreIdSize; /* get_nodes define in ht_wrapper.c */ @@ -130,8 +103,8 @@ static void for_each_ap(u32 bsp_apicid, u32 core_range, disable_siblings = !CONFIG_LOGICAL_CPUS; -#if CONFIG_LOGICAL_CPUS == 1 - if(read_option(CMOS_VSTART_multi_core, CMOS_VLEN_multi_core, 0) != 0) { // 0 mean multi core +#if CONFIG_LOGICAL_CPUS == 1 && CONFIG_HAVE_OPTION_TABLE == 1 + if (read_option(CMOS_VSTART_multi_core, CMOS_VLEN_multi_core, 0) != 0) { // 0 mean multi core disable_siblings = 1; } #endif @@ -141,10 +114,10 @@ static void for_each_ap(u32 bsp_apicid, u32 core_range, nb_cfg_54 = read_nb_cfg_54(); ApicIdCoreIdSize = (cpuid_ecx(0x80000008) >> 12 & 0xf); - if(ApicIdCoreIdSize) { + if (ApicIdCoreIdSize) { siblings = ((1 << ApicIdCoreIdSize) - 1); } else { - siblings = 3; //quad core + siblings = 3; //quad core } for (i = 0; i < nodes; i++) { @@ -158,24 +131,26 @@ static void for_each_ap(u32 bsp_apicid, u32 core_range, jstart = 0; } - if (disable_siblings || (core_range==1)) { + if (disable_siblings || (core_range == 1)) { jend = 0; } else { jend = cores_found; } - for (j = jstart; j <= jend; j++) { - ap_apicid = i * (nb_cfg_54 ? (siblings + 1):1) + j * (nb_cfg_54 ? 1:64); + ap_apicid = + i * (nb_cfg_54 ? (siblings + 1) : 1) + + j * (nb_cfg_54 ? 1 : 64); - #if (CONFIG_ENABLE_APIC_EXT_ID == 1) && (CONFIG_APIC_ID_OFFSET > 0) - #if CONFIG_LIFT_BSP_APIC_ID == 0 - if( (i != 0) || (j != 0)) /* except bsp */ - #endif +#if (CONFIG_ENABLE_APIC_EXT_ID == 1) && (CONFIG_APIC_ID_OFFSET > 0) +#if CONFIG_LIFT_BSP_APIC_ID == 0 + if ((i != 0) || (j != 0)) /* except bsp */ +#endif ap_apicid += CONFIG_APIC_ID_OFFSET; - #endif +#endif - if(ap_apicid == bsp_apicid) continue; + if (ap_apicid == bsp_apicid) + continue; process_ap(ap_apicid, gp); @@ -183,8 +158,7 @@ static void for_each_ap(u32 bsp_apicid, u32 core_range, } } -/* FIXME: Duplicate of what is in lapic.h? */ -static int lapic_remote_read(int apicid, int reg, u32 *pvalue) +static inline int lapic_remote_read(int apicid, int reg, u32 *pvalue) { int timeout; u32 status; @@ -192,8 +166,9 @@ static int lapic_remote_read(int apicid, int reg, u32 *pvalue) lapic_wait_icr_idle(); lapic_write(LAPIC_ICR2, SET_LAPIC_DEST_FIELD(apicid)); lapic_write(LAPIC_ICR, LAPIC_DM_REMRD | (reg >> 4)); - timeout = 0; +/* Extra busy check compared to lapic.h */ + timeout = 0; do { status = lapic_read(LAPIC_ICR) & LAPIC_ICR_BUSY; } while (status == LAPIC_ICR_BUSY && timeout++ < 1000); @@ -212,31 +187,33 @@ static int lapic_remote_read(int apicid, int reg, u32 *pvalue) return result; } - /* Use the LAPIC timer count register to hold each cores init status */ #define LAPIC_MSG_REG 0x380 - #if SET_FIDVID == 1 static void init_fidvid_ap(u32 bsp_apicid, u32 apicid, u32 nodeid, u32 coreid); #endif -static inline __attribute__((always_inline)) void print_apicid_nodeid_coreid(u32 apicid, struct node_core_id id, const char *str) +static inline __attribute__ ((always_inline)) +void print_apicid_nodeid_coreid(u32 apicid, struct node_core_id id, + const char *str) { - printk(BIOS_DEBUG, "%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\n", str, apicid, id.nodeid, id.coreid); + printk(BIOS_DEBUG, + "%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\n", str, + apicid, id.nodeid, id.coreid); } - -static unsigned wait_cpu_state(u32 apicid, u32 state) +static u32 wait_cpu_state(u32 apicid, u32 state) { u32 readback = 0; u32 timeout = 1; int loop = 4000000; while (--loop > 0) { - if (lapic_remote_read(apicid, LAPIC_MSG_REG, &readback) != 0) continue; + if (lapic_remote_read(apicid, LAPIC_MSG_REG, &readback) != 0) + continue; if ((readback & 0x3f) == state) { timeout = 0; - break; //target cpu is in stage started + break; //target cpu is in stage started } } if (timeout) { @@ -248,30 +225,26 @@ static unsigned wait_cpu_state(u32 apicid, u32 state) return timeout; } - -static void wait_ap_started(u32 ap_apicid, void *gp ) +static void wait_ap_started(u32 ap_apicid, void *gp) { u32 timeout; - timeout = wait_cpu_state(ap_apicid, 0x13); // started - if(timeout) { - print_initcpu8_nocr("* AP ", ap_apicid); - print_initcpu(" didn't start timeout:", timeout); - } - else { - print_initcpu8_nocr("AP started: ", ap_apicid); + timeout = wait_cpu_state(ap_apicid, 0x13); // started + printk(BIOS_DEBUG, "* AP %02x", ap_apicid); + if (timeout) { + printk(BIOS_DEBUG, " timed out:%08x\n", timeout); + } else { + printk(BIOS_DEBUG, "started\n"); } } - static void wait_all_other_cores_started(u32 bsp_apicid) { // all aps other than core0 - print_debug("started ap apicid: "); - for_each_ap(bsp_apicid, 2 , wait_ap_started, (void *)0); - print_debug("\n"); + printk(BIOS_DEBUG, "started ap apicid: "); + for_each_ap(bsp_apicid, 2, wait_ap_started, (void *)0); + printk(BIOS_DEBUG, "\n"); } - static void allow_all_aps_stop(u32 bsp_apicid) { /* Called by the BSP to indicate AP can stop */ @@ -292,7 +265,6 @@ static void enable_apic_ext_id(u32 node) pci_write_config32(NODE_HT(node), 0x68, val); } - static void STOP_CAR_AND_CPU(void) { msr_t msr; @@ -302,12 +274,13 @@ static void STOP_CAR_AND_CPU(void) msr.lo &= ~(1 << ClLinesToNbDis); wrmsr(BU_CFG2, msr); - disable_cache_as_ram(); // inline + disable_cache_as_ram(); // inline + /* stop all cores except node0/core0 the bsp .... */ stop_this_cpu(); } #if RAMINIT_SYSINFO == 1 -static u32 init_cpus(u32 cpu_init_detectedx ,struct sys_info *sysinfo) +static u32 init_cpus(u32 cpu_init_detectedx, struct sys_info *sysinfo) #else static u32 init_cpus(u32 cpu_init_detectedx) #endif @@ -320,7 +293,7 @@ static u32 init_cpus(u32 cpu_init_detectedx) * already set early mtrr in cache_as_ram.inc */ - /* enable access pci conf via mmio*/ + /* enable access pci conf via mmio */ set_pci_mmio_conf_reg(); /* that is from initial apicid, we need nodeid and coreid @@ -328,36 +301,35 @@ static u32 init_cpus(u32 cpu_init_detectedx) 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 */ - set_EnableCf8ExtCfg(); /* only set it on core0 */ - #if (CONFIG_ENABLE_APIC_EXT_ID == 1) + core0 is done at first --- use wait_all_core0_started */ + if (id.coreid == 0) { + set_apicid_cpuid_lo(); /* only set it on core0 */ + set_EnableCf8ExtCfg(); /* only set it on core0 */ +#if (CONFIG_ENABLE_APIC_EXT_ID == 1) enable_apic_ext_id(id.nodeid); - #endif +#endif } enable_lapic(); - #if (CONFIG_ENABLE_APIC_EXT_ID == 1) && (CONFIG_APIC_ID_OFFSET > 0) u32 initial_apicid = get_initial_apicid(); - #if CONFIG_LIFT_BSP_APIC_ID == 0 - if( initial_apicid != 0 ) // other than bsp - #endif +#if CONFIG_LIFT_BSP_APIC_ID == 0 + if (initial_apicid != 0) // other than bsp +#endif { /* use initial apic id to lift it */ u32 dword = lapic_read(LAPIC_ID); dword &= ~(0xff << 24); - dword |= (((initial_apicid + CONFIG_APIC_ID_OFFSET) & 0xff) << 24); + dword |= + (((initial_apicid + CONFIG_APIC_ID_OFFSET) & 0xff) << 24); lapic_write(LAPIC_ID, dword); } - - #if CONFIG_LIFT_BSP_APIC_ID == 1 +#if CONFIG_LIFT_BSP_APIC_ID == 1 bsp_apicid += CONFIG_APIC_ID_OFFSET; - #endif +#endif #endif @@ -365,31 +337,28 @@ static u32 init_cpus(u32 cpu_init_detectedx) apicid = lapicid(); // show our apicid, nodeid, and coreid - if( id.coreid==0 ) { - if (id.nodeid!=0) //all core0 except bsp + if (id.coreid == 0) { + if (id.nodeid != 0) //all core0 except bsp print_apicid_nodeid_coreid(apicid, id, " core0: "); - } - else { //all other cores + } else { //all other cores print_apicid_nodeid_coreid(apicid, id, " corex: "); } - if (cpu_init_detectedx) { - print_apicid_nodeid_coreid(apicid, id, "\n\n\nINIT detected from "); - print_debug("\nIssuing SOFT_RESET...\n"); + print_apicid_nodeid_coreid(apicid, id, + "\n\n\nINIT detected from "); + printk(BIOS_DEBUG, "\nIssuing SOFT_RESET...\n"); soft_reset(); } - if(id.coreid == 0) { - if(!(warm_reset_detect(id.nodeid))) //FIXME: INIT is checked above but check for more resets? - distinguish_cpu_resets(id.nodeid); // Also indicates we are started + if (id.coreid == 0) { + if (!(warm_reset_detect(id.nodeid))) //FIXME: INIT is checked above but check for more resets? + distinguish_cpu_resets(id.nodeid); // Also indicates we are started } - // Mark the core as started. lapic_write(LAPIC_MSG_REG, (apicid << 24) | 0x13); - - if(apicid != bsp_apicid) { + if (apicid != bsp_apicid) { /* Setup each AP's cores MSRs. * This happens after HTinit. * The BSP runs this code in it's own path. @@ -397,20 +366,24 @@ static u32 init_cpus(u32 cpu_init_detectedx) update_microcode(cpuid_eax(1)); cpuSetAMDMSR(); - #if SET_FIDVID == 1 - #if (CONFIG_LOGICAL_CPUS == 1) && (SET_FIDVID_CORE0_ONLY == 1) +#if (CONFIG_LOGICAL_CPUS == 1) && (SET_FIDVID_CORE0_ONLY == 1) // Run on all AP for proper FID/VID setup. - if(id.coreid == 0 ) // only need set fid for core0 - #endif + if (id.coreid == 0) // only need set fid for core0 +#endif { - // check warm(bios) reset to call stage2 otherwise do stage1 + // check warm(bios) reset to call stage2 otherwise do stage1 if (warm_reset_detect(id.nodeid)) { - printk(BIOS_DEBUG, "init_fidvid_stage2 apicid: %02x\n", apicid); + printk(BIOS_DEBUG, + "init_fidvid_stage2 apicid: %02x\n", + apicid); init_fidvid_stage2(apicid, id.nodeid); } else { - printk(BIOS_DEBUG, "init_fidvid_ap(stage1) apicid: %02x\n", apicid); - init_fidvid_ap(bsp_apicid, apicid, id.nodeid, id.coreid); + printk(BIOS_DEBUG, + "init_fidvid_ap(stage1) apicid: %02x\n", + apicid); + init_fidvid_ap(bsp_apicid, apicid, id.nodeid, + id.coreid); } } #endif @@ -424,13 +397,14 @@ static u32 init_cpus(u32 cpu_init_detectedx) set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); STOP_CAR_AND_CPU(); - printk(BIOS_DEBUG, "\nAP %02x should be halted but you are reading this....\n", apicid); + printk(BIOS_DEBUG, + "\nAP %02x should be halted but you are reading this....\n", + apicid); } return bsp_apicid; } - static u32 is_core0_started(u32 nodeid) { u32 htic; @@ -441,21 +415,22 @@ static u32 is_core0_started(u32 nodeid) return htic; } - static void wait_all_core0_started(void) { /* When core0 is started, it will distingush_cpu_resets - . So wait for that to finish */ + * So wait for that to finish */ u32 i; u32 nodes = get_nodes(); - printk(BIOS_DEBUG, "Wait all core0s started \n"); - for(i=1;i<nodes;i++) { // skip bsp, because it is running on bsp - while(!is_core0_started(i)) {} - print_initcpu8(" Core0 started on node: ", i); + printk(BIOS_DEBUG, "core0 started: "); + for (i = 1; i < nodes; i++) { // skip bsp, because it is running on bsp + while (!is_core0_started(i)) { + } + printk(BIOS_DEBUG, " %02x", i); } - printk(BIOS_DEBUG, "Wait all core0s started done\n"); + printk(BIOS_DEBUG, "\n"); } + #if CONFIG_MAX_PHYSICAL_CPUS > 1 /** * void start_node(u32 node) @@ -480,14 +455,13 @@ static void start_node(u8 node) #endif /* Allow APs to make requests (ROM fetch) */ - val=pci_read_config32(NODE_HT(node), 0x6c); + val = pci_read_config32(NODE_HT(node), 0x6c); val &= ~(1 << 1); pci_write_config32(NODE_HT(node), 0x6c, val); printk(BIOS_DEBUG, " done.\n"); } - /** * static void setup_remote_node(u32 node) * @@ -517,7 +491,7 @@ static void setup_remote_node(u8 node) printk(BIOS_DEBUG, "setup_remote_node: %02x", node); /* copy the default resource map from node 0 */ - for(i = 0; i < ARRAY_SIZE(pci_reg); i++) { + for (i = 0; i < ARRAY_SIZE(pci_reg); i++) { u32 value; u16 reg; reg = pci_reg[i]; @@ -527,7 +501,7 @@ static void setup_remote_node(u8 node) } printk(BIOS_DEBUG, " done\n"); } -#endif /* CONFIG_MAX_PHYSICAL_CPUS > 1 */ +#endif /* CONFIG_MAX_PHYSICAL_CPUS > 1 */ static void AMD_Errata281(u8 node, u32 revision, u32 platform) { @@ -546,7 +520,8 @@ static void AMD_Errata281(u8 node, u32 revision, u32 platform) /* For each node we need to check for a "broken" node */ if (!(revision & (AMD_DR_B0 | AMD_DR_B1))) { for (i = 0; i < nodes; i++) { - if (mctGetLogicalCPUID(i) & (AMD_DR_B0 | AMD_DR_B1)) { + if (mctGetLogicalCPUID(i) & + (AMD_DR_B0 | AMD_DR_B1)) { mixed = 1; break; } @@ -590,7 +565,6 @@ static void AMD_Errata281(u8 node, u32 revision, u32 platform) } } - static void AMD_Errata298(void) { /* Workaround for L2 Eviction May Occur during operation to @@ -612,36 +586,35 @@ static void AMD_Errata298(void) if (affectedRev) { msr = rdmsr(HWCR); - msr.lo |= 0x08; /* Set TlbCacheDis bit[3] */ + msr.lo |= 0x08; /* Set TlbCacheDis bit[3] */ wrmsr(HWCR, msr); msr = rdmsr(BU_CFG); - msr.lo |= 0x02; /* Set TlbForceMemTypeUc bit[1] */ + msr.lo |= 0x02; /* Set TlbForceMemTypeUc bit[1] */ wrmsr(BU_CFG, msr); msr = rdmsr(OSVW_ID_Length); - msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ wrmsr(OSVW_ID_Length, msr); msr = rdmsr(OSVW_Status); - msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ wrmsr(OSVW_Status, msr); } if (!affectedRev && (mctGetLogicalCPUID(0xFF) & AMD_DR_B3)) { msr = rdmsr(OSVW_ID_Length); - msr.lo |= 0x01; /* OS Visible Workaround - MSR */ + msr.lo |= 0x01; /* OS Visible Workaround - MSR */ wrmsr(OSVW_ID_Length, msr); } } - -u32 get_platform_type(void) +static u32 get_platform_type(void) { u32 ret = 0; - switch(SYSTEM_TYPE) { + switch (SYSTEM_TYPE) { case 1: ret |= AMD_PTYPE_DSK; break; @@ -663,8 +636,7 @@ u32 get_platform_type(void) return ret; } - -void AMD_SetupPSIVID_d (u32 platform_type, u8 node) +static void AMD_SetupPSIVID_d(u32 platform_type, u8 node) { u32 dword; int i; @@ -672,27 +644,26 @@ void AMD_SetupPSIVID_d (u32 platform_type, u8 node) if (platform_type & (AMD_PTYPE_MOB | AMD_PTYPE_DSK)) { - /* The following code sets the PSIVID to the lowest support P state - * assuming that the VID for the lowest power state is below - * the VDD voltage regulator threshold. (This also assumes that there - * is a Pstate lower than P0) - */ + /* The following code sets the PSIVID to the lowest support P state + * assuming that the VID for the lowest power state is below + * the VDD voltage regulator threshold. (This also assumes that there + * is a Pstate lower than P0) + */ - for( i = 4; i >= 0; i--) { + for (i = 4; i >= 0; i--) { msr = rdmsr(PS_REG_BASE + i); /* Pstate valid? */ if (msr.hi & PS_EN_MASK) { - dword = pci_read_config32(NODE_PCI(i,3), 0xA0); + dword = pci_read_config32(NODE_PCI(i, 3), 0xA0); dword &= ~0x7F; dword |= (msr.lo >> 9) & 0x7F; - pci_write_config32(NODE_PCI(i,3), 0xA0, dword); + pci_write_config32(NODE_PCI(i, 3), 0xA0, dword); break; } } } } - /** * AMD_CpuFindCapability - Traverse PCI capability list to find host HT links. * HT Phy operations are not valid on links that aren't present, so this @@ -700,29 +671,29 @@ void AMD_SetupPSIVID_d (u32 platform_type, u8 node) * * Returns the offset of the link register. */ -BOOL AMD_CpuFindCapability (u8 node, u8 cap_count, u8 *offset) +static BOOL AMD_CpuFindCapability(u8 node, u8 cap_count, u8 * offset) { - u32 reg; + u32 reg; u32 val; /* get start of CPU HT Host Capabilities */ val = pci_read_config32(NODE_PCI(node, 0), 0x34); - val &= 0xFF; //reg offset of first link + val &= 0xFF; //reg offset of first link cap_count++; /* Traverse through the capabilities. */ do { - reg = pci_read_config32(NODE_PCI(node, 0), val); + reg = pci_read_config32(NODE_PCI(node, 0), val); /* Is the capability block a HyperTransport capability block? */ - if ((reg & 0xFF) == 0x08) { + if ((reg & 0xFF) == 0x08) { /* Is the HT capability block an HT Host Capability? */ - if ((reg & 0xE0000000) == (1 << 29)) + if ((reg & 0xE0000000) == (1 << 29)) cap_count--; } - if(cap_count) - val = (reg >> 8) & 0xFF; //update reg offset + if (cap_count) + val = (reg >> 8) & 0xFF; //update reg offset } while (cap_count && val); *offset = (u8) val; @@ -734,14 +705,13 @@ BOOL AMD_CpuFindCapability (u8 node, u8 cap_count, u8 *offset) return FALSE; } - /** * AMD_checkLinkType - Compare desired link characteristics using a logical * link type mask. * * Returns the link characteristic mask. */ -u32 AMD_checkLinkType (u8 node, u8 link, u8 regoff) +static u32 AMD_checkLinkType(u8 node, u8 link, u8 regoff) { u32 val; u32 linktype = 0; @@ -765,11 +735,10 @@ u32 AMD_checkLinkType (u8 node, u8 link, u8 regoff) else linktype |= HTPHY_LINKTYPE_HT1; - /* Check ganged */ val = pci_read_config32(NODE_PCI(node, 0), (link << 2) + 0x170); - if ( val & 1) + if (val & 1) linktype |= HTPHY_LINKTYPE_GANGED; else linktype |= HTPHY_LINKTYPE_UNGANGED; @@ -777,12 +746,11 @@ u32 AMD_checkLinkType (u8 node, u8 link, u8 regoff) return linktype; } - /** * AMD_SetHtPhyRegister - Use the HT link's HT Phy portal registers to update * a phy setting for that link. */ -void AMD_SetHtPhyRegister (u8 node, u8 link, u8 entry) +static void AMD_SetHtPhyRegister(u8 node, u8 link, u8 entry) { u32 phyReg; u32 phyBase; @@ -792,8 +760,7 @@ void AMD_SetHtPhyRegister (u8 node, u8 link, u8 entry) if (link > 3) link -= 4; - phyBase = ((u32)link << 3) | 0x180; - + phyBase = ((u32) link << 3) | 0x180; /* Get the portal control register's initial value * and update it to access the desired phy register @@ -834,7 +801,6 @@ void AMD_SetHtPhyRegister (u8 node, u8 link, u8 entry) } while (!(val & HTPHY_IS_COMPLETE_MASK)); } - void cpuSetAMDMSR(void) { /* This routine loads the CPU with default settings in fam10_msr_default @@ -852,7 +818,7 @@ void cpuSetAMDMSR(void) revision = mctGetLogicalCPUID(0xFF); platform = get_platform_type(); - for(i = 0; i < ARRAY_SIZE(fam10_msr_default); i++) { + for (i = 0; i < ARRAY_SIZE(fam10_msr_default); i++) { if ((fam10_msr_default[i].revision & revision) && (fam10_msr_default[i].platform & platform)) { msr = rdmsr(fam10_msr_default[i].msr); @@ -868,8 +834,7 @@ void cpuSetAMDMSR(void) printk(BIOS_DEBUG, " done\n"); } - -void cpuSetAMDPCI(u8 node) +static void cpuSetAMDPCI(u8 node) { /* This routine loads the CPU with default settings in fam10_pci_default * table . It must be run after Cache-As-RAM has been enabled, and @@ -883,39 +848,41 @@ void cpuSetAMDPCI(u8 node) printk(BIOS_DEBUG, "cpuSetAMDPCI %02d", node); - revision = mctGetLogicalCPUID(node); platform = get_platform_type(); AMD_SetupPSIVID_d(platform, node); /* Set PSIVID offset which is not table driven */ - for(i = 0; i < ARRAY_SIZE(fam10_pci_default); i++) { + for (i = 0; i < ARRAY_SIZE(fam10_pci_default); i++) { if ((fam10_pci_default[i].revision & revision) && (fam10_pci_default[i].platform & platform)) { val = pci_read_config32(NODE_PCI(node, - fam10_pci_default[i].function), - fam10_pci_default[i].offset); + fam10_pci_default[i]. + function), + fam10_pci_default[i].offset); val &= ~fam10_pci_default[i].mask; val |= fam10_pci_default[i].data; pci_write_config32(NODE_PCI(node, - fam10_pci_default[i].function), - fam10_pci_default[i].offset, val); + fam10_pci_default[i]. + function), + fam10_pci_default[i].offset, val); } } - for(i = 0; i < ARRAY_SIZE(fam10_htphy_default); i++) { + for (i = 0; i < ARRAY_SIZE(fam10_htphy_default); i++) { if ((fam10_htphy_default[i].revision & revision) && (fam10_htphy_default[i].platform & platform)) { /* HT Phy settings either apply to both sublinks or have * separate registers for sublink zero and one, so there * will be two table entries. So, here we only loop - cd t * through the sublink zeros in function zero. + cd t * through the sublink zeros in function zero. */ for (j = 0; j < 4; j++) { if (AMD_CpuFindCapability(node, j, &offset)) { if (AMD_checkLinkType(node, j, offset) & fam10_htphy_default[i].linktype) { - AMD_SetHtPhyRegister(node, j, i); + AMD_SetHtPhyRegister(node, j, + i); } } else { /* No more capabilities, @@ -932,14 +899,13 @@ void cpuSetAMDPCI(u8 node) AMD_Errata281(node, revision, platform); /* FIXME: if the dct phy doesn't init correct it needs to reset. - if (revision & (AMD_DR_B2 | AMD_DR_B3)) - dctPhyDiag(); */ + if (revision & (AMD_DR_B2 | AMD_DR_B3)) + dctPhyDiag(); */ printk(BIOS_DEBUG, " done\n"); } - -void cpuInitializeMCA(void) +static void cpuInitializeMCA(void) { /* Clears Machine Check Architecture (MCA) registers, which power on * containing unknown data, on currently running processor. @@ -951,30 +917,29 @@ void cpuInitializeMCA(void) u32 reg; u8 i; - if (cpuid_edx(1) & 0x4080) { /* MCE and MCA (edx[7] and edx[14]) */ + if (cpuid_edx(1) & 0x4080) { /* MCE and MCA (edx[7] and edx[14]) */ msr = rdmsr(MCG_CAP); - if (msr.lo & MCG_CTL_P){ /* MCG_CTL_P bit is set? */ + if (msr.lo & MCG_CTL_P) { /* MCG_CTL_P bit is set? */ msr.lo &= 0xFF; msr.lo--; - msr.lo <<= 2; /* multiply the count by 4 */ + msr.lo <<= 2; /* multiply the count by 4 */ reg = MC0_STA + msr.lo; msr.lo = msr.hi = 0; - for (i=0; i < 4; i++) { - wrmsr (reg, msr); - reg -=4; /* Touch status regs for each bank */ + for (i = 0; i < 4; i++) { + wrmsr(reg, msr); + reg -= 4; /* Touch status regs for each bank */ } } } } - /** * finalize_node_setup() * * Do any additional post HT init * */ -void finalize_node_setup(struct sys_info *sysinfo) +static void finalize_node_setup(struct sys_info *sysinfo) { u8 i; u8 nodes = get_nodes(); @@ -983,13 +948,12 @@ void finalize_node_setup(struct sys_info *sysinfo) #if RAMINIT_SYSINFO == 1 /* read Node0 F0_0x64 bit [8:10] to find out SbLink # */ reg = pci_read_config32(NODE_HT(0), 0x64); - sysinfo->sblk = (reg>>8) & 7; + sysinfo->sblk = (reg >> 8) & 7; sysinfo->sbbusn = 0; sysinfo->nodes = nodes; sysinfo->sbdn = get_sbdn(sysinfo->sbbusn); #endif - for (i = 0; i < nodes; i++) { cpuSetAMDPCI(i); } @@ -1001,10 +965,9 @@ void finalize_node_setup(struct sys_info *sysinfo) #if CONFIG_MAX_PHYSICAL_CPUS > 1 /* Skip the BSP, start at node 1 */ - for(i=1; i<nodes; i++) { + for (i = 1; i < nodes; i++) { setup_remote_node(i); start_node(i); } #endif } - diff --git a/src/cpu/amd/model_10xxx/model_10xxx_init.c b/src/cpu/amd/model_10xxx/model_10xxx_init.c index b692144e20..4850ea0203 100644 --- a/src/cpu/amd/model_10xxx/model_10xxx_init.c +++ b/src/cpu/amd/model_10xxx/model_10xxx_init.c @@ -38,13 +38,9 @@ #include <cpu/amd/model_10xxx_msr.h> extern device_t get_node_pci(u32 nodeid, u32 fn); -extern int init_processor_name(void); - - #define MCI_STATUS 0x401 - msr_t rdmsr_amd(u32 index) { msr_t result; @@ -67,7 +63,7 @@ void wrmsr_amd(u32 index, msr_t msr) } -void model_10xxx_init(device_t dev) +static void model_10xxx_init(device_t dev) { u8 i; msr_t msr; diff --git a/src/cpu/amd/model_fxx/init_cpus.c b/src/cpu/amd/model_fxx/init_cpus.c index 1b6064fa46..fb8fbaa9d2 100644 --- a/src/cpu/amd/model_fxx/init_cpus.c +++ b/src/cpu/amd/model_fxx/init_cpus.c @@ -1,357 +1,344 @@ //it takes the CONFIG_ENABLE_APIC_EXT_ID and CONFIG_APIC_ID_OFFSET and CONFIG_LIFT_BSP_APIC_ID #ifndef SET_FIDVID - #if CONFIG_K8_REV_F_SUPPORT == 0 - #define SET_FIDVID 0 - #else +#if CONFIG_K8_REV_F_SUPPORT == 0 + #define SET_FIDVID 0 +#else // for rev F, need to set FID to max - #define SET_FIDVID 1 - #endif - + #define SET_FIDVID 1 #endif -#ifndef SET_FIDVID_CORE0_ONLY - /* MSR FIDVID_CTL and FIDVID_STATUS are shared by cores, so may don't need to do twice*/ - #define SET_FIDVID_CORE0_ONLY 1 #endif -static inline void print_initcpu8 (const char *strval, unsigned val) -{ - printk(BIOS_DEBUG, "%s%02x\n", strval, val); -} - -static inline void print_initcpu8_nocr (const char *strval, unsigned val) -{ - printk(BIOS_DEBUG, "%s%02x", strval, val); -} - - -static inline void print_initcpu16 (const char *strval, unsigned val) -{ - printk(BIOS_DEBUG, "%s%04x\n", strval, val); -} - -static inline void print_initcpu(const char *strval, unsigned val) -{ - printk(BIOS_DEBUG, "%s%08x\n", strval, val); -} +#ifndef SET_FIDVID_CORE0_ONLY + /* MSR FIDVID_CTL and FIDVID_STATUS are shared by cores, so may don't need to do twice */ + #define SET_FIDVID_CORE0_ONLY 1 +#endif -typedef void (*process_ap_t)(unsigned apicid, void *gp); +typedef void (*process_ap_t) (u32 apicid, void *gp); //core_range = 0 : all cores //core range = 1 : core 0 only //core range = 2 : cores other than core0 -static void for_each_ap(unsigned bsp_apicid, unsigned core_range, process_ap_t process_ap, void *gp) + +static void for_each_ap(u32 bsp_apicid, u32 core_range, process_ap_t process_ap, + void *gp) { // here assume the OS don't change our apicid - unsigned ap_apicid; + u32 ap_apicid; - unsigned nodes; - unsigned siblings = 0; - unsigned disable_siblings; - unsigned e0_later_single_core; - unsigned nb_cfg_54; - int i,j; + u32 nodes; + u32 siblings = 0; + u32 disable_siblings; + u32 e0_later_single_core; + u32 nb_cfg_54; + int i, j; /* get_nodes define in in_coherent_ht.c */ nodes = get_nodes(); - disable_siblings = !CONFIG_LOGICAL_CPUS; + disable_siblings = !CONFIG_LOGICAL_CPUS; + #if CONFIG_LOGICAL_CPUS == 1 && CONFIG_HAVE_OPTION_TABLE == 1 - if(read_option(CMOS_VSTART_multi_core, CMOS_VLEN_multi_core, 0) != 0) { // 0 mean multi core - disable_siblings = 1; - } + if (read_option(CMOS_VSTART_multi_core, CMOS_VLEN_multi_core, 0) != 0) { // 0 mean multi 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(); - + nb_cfg_54 = read_nb_cfg_54(); - for(i=0; i<nodes;i++) { + 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 - #if CONFIG_K8_REV_F_SUPPORT == 0 - e0_later_single_core = is_e0_later_in_bsp(i); // single core - #else - e0_later_single_core = is_cpu_f0_in_bsp(i); // We can read cpuid(1) from Func3 - #endif - } - if(e0_later_single_core) { - j=1; - } - } - siblings = j; - - unsigned jstart, jend; - - if(core_range == 2) { - jstart = 1; - } - else { + 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 +#if CONFIG_K8_REV_F_SUPPORT == 0 + e0_later_single_core = is_e0_later_in_bsp(i); // single core +#else + e0_later_single_core = is_cpu_f0_in_bsp(i); // We can read cpuid(1) from Func3 +#endif + } + if (e0_later_single_core) { + j = 1; + } + } + siblings = j; + + u32 jstart, jend; + + if (core_range == 2) { + jstart = 1; + } else { jstart = 0; } - if(e0_later_single_core || disable_siblings || (core_range==1)) { - jend = 0; - } else { - jend = siblings; - } - - - for(j=jstart; j<=jend; j++) { + if (e0_later_single_core || disable_siblings + || (core_range == 1)) { + jend = 0; + } else { + jend = siblings; + } - ap_apicid = i * (nb_cfg_54?(siblings+1):1) + j * (nb_cfg_54?1:8); + for (j = jstart; j <= jend; j++) { + ap_apicid = + i * (nb_cfg_54 ? (siblings + 1) : 1) + + j * (nb_cfg_54 ? 1 : 8); - #if (CONFIG_ENABLE_APIC_EXT_ID == 1) - #if CONFIG_LIFT_BSP_APIC_ID == 0 - if( (i!=0) || (j!=0)) /* except bsp */ - #endif - ap_apicid += CONFIG_APIC_ID_OFFSET; - #endif +#if (CONFIG_ENABLE_APIC_EXT_ID == 1) +#if CONFIG_LIFT_BSP_APIC_ID == 0 + if ((i != 0) || (j != 0)) /* except bsp */ +#endif + ap_apicid += CONFIG_APIC_ID_OFFSET; +#endif - if(ap_apicid == bsp_apicid) continue; + if (ap_apicid == bsp_apicid) + continue; - process_ap(ap_apicid, gp); + process_ap(ap_apicid, gp); - } - } + } + } } - -static inline int lapic_remote_read(int apicid, int reg, unsigned *pvalue) +static inline int lapic_remote_read(int apicid, int reg, u32 *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; + int timeout; + u32 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)); + +/* Extra busy check compared to lapic.h */ + 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 - #if SET_FIDVID == 1 -static void init_fidvid_ap(unsigned bsp_apicid, unsigned apicid); +static void init_fidvid_ap(u32 bsp_apicid, u32 apicid); #endif -static inline __attribute__((always_inline)) void print_apicid_nodeid_coreid(unsigned apicid, struct node_core_id id, const char *str) +static inline __attribute__ ((always_inline)) +void print_apicid_nodeid_coreid(u32 apicid, struct node_core_id id, + const char *str) { - printk(BIOS_DEBUG, "%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\n", str, apicid, id.nodeid, id.coreid); + printk(BIOS_DEBUG, + "%s --- { APICID = %02x NODEID = %02x COREID = %02x} ---\n", str, + apicid, id.nodeid, id.coreid); } - -static unsigned wait_cpu_state(unsigned apicid, unsigned state) +static u32 wait_cpu_state(u32 apicid, u32 state) { - unsigned readback = 0; - unsigned timeout = 1; + u32 readback = 0; + u32 timeout = 1; int loop = 2000000; - while(--loop>0) { - if(lapic_remote_read(apicid, LAPIC_MSG_REG, &readback)!=0) continue; - if((readback & 0xff) == state) { + while (--loop > 0) { + if (lapic_remote_read(apicid, LAPIC_MSG_REG, &readback) != 0) + continue; + if ((readback & 0xff) == state) { timeout = 0; - break; //target cpu is in stage started + break; //target cpu is in stage started } - } - if(timeout) { - if(readback) { + } + if (timeout) { + if (readback) { timeout = readback; } } return timeout; } -static void wait_ap_started(unsigned ap_apicid, void *gp ) + +static void wait_ap_started(u32 ap_apicid, void *gp) { - unsigned timeout; - timeout = wait_cpu_state(ap_apicid, 0x33); // started - if(timeout) { - print_initcpu8_nocr("*", ap_apicid); - print_initcpu("*", timeout); - } - else { - print_initcpu8_nocr(" ", ap_apicid); + u32 timeout; + timeout = wait_cpu_state(ap_apicid, 0x33); // started + printk(BIOS_DEBUG, "* AP %02x", ap_apicid); + if (timeout) { + printk(BIOS_DEBUG, " timed out:%08x\n", timeout); + } else { + printk(BIOS_DEBUG, "started\n"); } } -static void wait_all_aps_started(unsigned bsp_apicid) +static void wait_all_aps_started(u32 bsp_apicid) { - for_each_ap(bsp_apicid, 0 , wait_ap_started, (void *)0); + for_each_ap(bsp_apicid, 0, wait_ap_started, (void *)0); } -static void wait_all_other_cores_started(unsigned bsp_apicid) // all aps other than core0 +static void wait_all_other_cores_started(u32 bsp_apicid) { - print_debug("started ap apicid: "); - for_each_ap(bsp_apicid, 2 , wait_ap_started, (void *)0); - print_debug("\n"); + // all aps other than core0 + printk(BIOS_DEBUG, "started ap apicid: "); + for_each_ap(bsp_apicid, 2, wait_ap_started, (void *)0); + printk(BIOS_DEBUG, "\n"); } -static void allow_all_aps_stop(unsigned bsp_apicid) +static void allow_all_aps_stop(u32 bsp_apicid) { - lapic_write(LAPIC_MSG_REG, (bsp_apicid<<24) | 0x44); // allow aps to stop + // allow aps to stop + + lapic_write(LAPIC_MSG_REG, (bsp_apicid << 24) | 0x44); } static void STOP_CAR_AND_CPU(void) { - disable_cache_as_ram(); // inline - stop_this_cpu(); // inline, it will stop all cores except node0/core0 the bsp .... + disable_cache_as_ram(); // inline + /* stop all cores except node0/core0 the bsp .... */ + stop_this_cpu(); } -#if CONFIG_MEM_TRAIN_SEQ == 1 -static inline void train_ram_on_node(unsigned nodeid, unsigned coreid, struct sys_info *sysinfo, unsigned retcall); -#endif - #if RAMINIT_SYSINFO == 1 -static unsigned init_cpus(unsigned cpu_init_detectedx ,struct sys_info *sysinfo) +static u32 init_cpus(u32 cpu_init_detectedx, struct sys_info *sysinfo) #else -static unsigned init_cpus(unsigned cpu_init_detectedx) +static u32 init_cpus(u32 cpu_init_detectedx) #endif { - 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 CONFIG_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 (CONFIG_ENABLE_APIC_EXT_ID == 1) - unsigned initial_apicid = get_initial_apicid(); - #if CONFIG_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 + CONFIG_APIC_ID_OFFSET) & 0xff)<<24); - - lapic_write(LAPIC_ID, dword); - } - - #if CONFIG_LIFT_BSP_APIC_ID == 1 - bsp_apicid += CONFIG_APIC_ID_OFFSET; - #endif - - #endif - - /* get the apicid, it may be lifted already */ - apicid = lapicid(); - -#if 0 - // 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 0 - else { //all core1 - print_apicid_nodeid_coreid(apicid, id, " core1: "); - } - #endif + u32 bsp_apicid = 0; + u32 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 (CONFIG_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 (CONFIG_ENABLE_APIC_EXT_ID == 1) + u32 initial_apicid = get_initial_apicid(); + +#if CONFIG_LIFT_BSP_APIC_ID == 0 + if (initial_apicid != 0) // other than bsp +#endif + { + /* use initial apic id to lift it */ + u32 dword = lapic_read(LAPIC_ID); + dword &= ~(0xff << 24); + dword |= + (((initial_apicid + CONFIG_APIC_ID_OFFSET) & 0xff) << 24); + + lapic_write(LAPIC_ID, dword); + } +#if CONFIG_LIFT_BSP_APIC_ID == 1 + bsp_apicid += CONFIG_APIC_ID_OFFSET; #endif - if (cpu_init_detectedx) { - print_apicid_nodeid_coreid(apicid, id, "\n\n\nINIT detected from "); - print_debug("\nIssuing SOFT_RESET...\n"); - soft_reset(); - } +#endif - 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 - } + /* get the apicid, it may be lifted already */ + apicid = lapicid(); - //here don't need to wait - lapic_write(LAPIC_MSG_REG, (apicid<<24) | 0x33); // mark the cpu is started - - if(apicid != bsp_apicid) { - unsigned timeout=1; - unsigned loop = 100; - #if SET_FIDVID == 1 - #if (CONFIG_LOGICAL_CPUS == 1) && (SET_FIDVID_CORE0_ONLY == 1) - if(id.coreid == 0 ) // only need set fid for core0 - #endif - init_fidvid_ap(bsp_apicid, apicid); - #endif - - // We need to stop the CACHE as RAM for this CPU, really? - while(timeout && (loop-->0)) { - timeout = wait_cpu_state(bsp_apicid, 0x44); - } - if(timeout) { - print_initcpu8("while waiting for BSP signal to STOP, timeout in ap ", apicid); - } - lapic_write(LAPIC_MSG_REG, (apicid<<24) | 0x44); // bsp can not check it before stop_this_cpu - set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); - #if CONFIG_MEM_TRAIN_SEQ == 1 - train_ram_on_node(id.nodeid, id.coreid, sysinfo, - (unsigned) STOP_CAR_AND_CPU); - #endif +#if 0 + // 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: "); + } else { //all other cores + print_apicid_nodeid_coreid(apicid, id, " corex: "); + } +#endif - STOP_CAR_AND_CPU(); - } + if (cpu_init_detectedx) { + print_apicid_nodeid_coreid(apicid, id, + "\n\n\nINIT detected from "); + printk(BIOS_DEBUG, "\nIssuing SOFT_RESET...\n"); + soft_reset(); + } - return bsp_apicid; -} + 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) { + u32 timeout = 1; + u32 loop = 100; + +#if SET_FIDVID == 1 +#if (CONFIG_LOGICAL_CPUS == 1) && (SET_FIDVID_CORE0_ONLY == 1) + if (id.coreid == 0) // only need set fid for core0 +#endif + init_fidvid_ap(bsp_apicid, apicid); +#endif + // We need to stop the CACHE as RAM for this CPU, really? + while (timeout && (loop-- > 0)) { + timeout = wait_cpu_state(bsp_apicid, 0x44); + } + if (timeout) { + printk(BIOS_DEBUG, + "while waiting for BSP signal to STOP, timeout in ap %02x\n", + apicid); + } + lapic_write(LAPIC_MSG_REG, (apicid << 24) | 0x44); // bsp can not check it before stop_this_cpu + set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); +#if CONFIG_MEM_TRAIN_SEQ == 1 + train_ram_on_node(id.nodeid, id.coreid, sysinfo, + (unsigned)STOP_CAR_AND_CPU); +#endif -static unsigned is_core0_started(unsigned nodeid) + STOP_CAR_AND_CPU(); + } + + return bsp_apicid; +} + +static u32 is_core0_started(u32 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; + u32 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(); - - print_debug("core0 started: "); - for(i=1;i<nodes;i++) { // skip bsp, because it is running on bsp - while(!is_core0_started(i)) {} - print_initcpu8_nocr(" ", i); - } - print_debug("\n"); - + /* When core0 is started, it will distingush_cpu_resets + * So wait for that to finish */ + u32 i; + u32 nodes = get_nodes(); + + printk(BIOS_DEBUG, "core0 started: "); + for (i = 1; i < nodes; i++) { // skip bsp, because it is running on bsp + while (!is_core0_started(i)) { + } + printk(BIOS_DEBUG, " %02x", i); + } + printk(BIOS_DEBUG, "\n"); } - |