diff options
author | Stefan Reinauer <stepan@coresystems.de> | 2010-04-09 13:31:07 +0000 |
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committer | Stefan Reinauer <stepan@openbios.org> | 2010-04-09 13:31:07 +0000 |
commit | aa987b23e4a639d1c6bfd6f3043a465874d56953 (patch) | |
tree | b696ab1b83d36233ecdc9247f110472cf920dbd0 /src/cpu/amd/dualcore | |
parent | 0e34aeffd39bb672de520f403533efa2f77df1da (diff) |
drop unused files
drop some non-car code from amd/dualcore (there is no AMD dualcore without CAR)
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5392 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/amd/dualcore')
-rw-r--r-- | src/cpu/amd/dualcore/dualcore.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/cpu/amd/dualcore/dualcore.c b/src/cpu/amd/dualcore/dualcore.c index 68b595a539..99a0dbbb8b 100644 --- a/src/cpu/amd/dualcore/dualcore.c +++ b/src/cpu/amd/dualcore/dualcore.c @@ -70,95 +70,5 @@ static inline void start_other_cores(void) } } -#if CONFIG_USE_DCACHE_RAM == 0 -static void do_k8_init_and_stop_secondaries(void) -{ - struct node_core_id id; - device_t dev; - unsigned apicid; - unsigned max_siblings; - msr_t msr; - - /* Skip this if there was a built in self test failure */ - - 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; - - /* Enable extended apic ids */ - device_t dev_f0 = PCI_DEV(0, 0x18+id.nodeid, 0); - unsigned val = pci_read_config32(dev_f0, 0x68); - val |= (1 << 18) | (1 << 17); - pci_write_config32(dev_f0, 0x68, val); - - /* Set the lapicid */ - #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 - - - /* 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(); - } -} - -static void k8_init_and_stop_secondaries(void) -{ - /* This doesn't work with Cache As Ram because it messes with - the MTRR state, which breaks the init detection. - do_k8_init_and_stop_secondaries should be usable by CAR code. - */ - - int init_detected; - init_detected = early_mtrr_init_detected(); - amd_early_mtrr_init(); - - enable_lapic(); - init_timer(); - if (init_detected) { - asm volatile ("jmp __cpu_reset"); - } - do_k8_init_and_stop_secondaries(); -} - -#endif |