diff options
Diffstat (limited to 'src/cpu/amd/dualcore/dualcore.c')
| -rw-r--r-- | src/cpu/amd/dualcore/dualcore.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/src/cpu/amd/dualcore/dualcore.c b/src/cpu/amd/dualcore/dualcore.c index 12cdaf7589..1c3b2751a5 100644 --- a/src/cpu/amd/dualcore/dualcore.c +++ b/src/cpu/amd/dualcore/dualcore.c @@ -1,15 +1,12 @@ /* 2004.12 yhlu add dual core support */ - - #ifndef SET_NB_CFG_54 #define SET_NB_CFG_54 1 #endif #include "cpu/amd/dualcore/dualcore_id.c" -#if 0 static inline unsigned get_core_num_in_bsp(unsigned nodeid) { return ((pci_read_config32(PCI_DEV(0, 0x18+nodeid, 3), 0xe8)>>12) & 3); @@ -100,56 +97,3 @@ static inline void start_other_cores(void) { } } -#endif - -static void k8_init_and_stop_secondaries(void) -{ - struct node_core_id id; - device_t dev; - unsigned apicid; - unsigned max_siblings; - int init_detected; - msr_t msr; - - /* Skip this if there was a built in self test failure */ - init_detected = early_mtrr_init_detected(); - amd_early_mtrr_init(); - enable_lapic(); - init_timer(); - if (init_detected) { - asm volatile ("jmp __cpu_reset"); - } - - if (is_cpu_pre_e0()) { - id.nodeid = lapicid() & 0x7; - id.coreid = 0; - } else { - /* Which cpu are we on? */ - id = get_node_core_id_x(); - - /* Set NB_CFG_MSR - * Linux expect the core to be in the least signficant bits. - */ - msr = rdmsr(NB_CFG_MSR); - msr.hi |= (1<<(54-32)); // InitApicIdCpuIdLo - wrmsr(NB_CFG_MSR, msr); - } - - /* For now assume all cpus have the same number of siblings */ - max_siblings = (cpuid_ecx(0x80000008) & 0xff) + 1; - - /* Set the lapicid */ - lapic_write(LAPIC_ID,((id.nodeid*max_siblings) + id.coreid) << 24); - - /* Remember the cpuid */ - if (id.coreid == 0) { - dev = PCI_DEV(0, 0x18 + id.nodeid, 2); - pci_write_config32(dev, 0x9c, cpuid_eax(1)); - } - - /* Maybe call distinguish_cpu_resets only on the last core? */ - distinguish_cpu_resets(id.nodeid); - if (!boot_cpu()) { - stop_this_cpu(); - } -} |