diff options
Diffstat (limited to 'src/cpu/amd/dualcore/dualcore_id.c')
| -rw-r--r-- | src/cpu/amd/dualcore/dualcore_id.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/cpu/amd/dualcore/dualcore_id.c b/src/cpu/amd/dualcore/dualcore_id.c index a1a898a4fa..389969795b 100644 --- a/src/cpu/amd/dualcore/dualcore_id.c +++ b/src/cpu/amd/dualcore/dualcore_id.c @@ -1,26 +1,27 @@ /* 2004.12 yhlu add dual core support */ #include <arch/cpu.h> +#include <cpu/amd/dualcore.h> +#ifdef __ROMCC__ #include <cpu/amd/model_fxx_msr.h> +#endif -static inline unsigned int read_nb_cfg_54(void) +//called by bus_cpu_scan too +unsigned int read_nb_cfg_54(void) { msr_t msr; msr = rdmsr(NB_CFG_MSR); return ( ( msr.hi >> (54-32)) & 1); } -struct node_core_id { - unsigned nodeid:8; - unsigned coreid:8; -}; - -static inline unsigned get_initial_apicid(void) +static inline unsigned get_initial_apicid(void) { return ((cpuid_ebx(1) >> 24) & 0xf); } -static inline struct node_core_id get_node_core_id(unsigned nb_cfg_54) { +//called by amd_siblings too +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) { @@ -45,6 +46,7 @@ static inline unsigned get_core_num(void) } static inline struct node_core_id get_node_core_id_x(void) { - return get_node_core_id( read_nb_cfg_54() ); + + return get_node_core_id( read_nb_cfg_54() ); // for pre_e0() nb_cfg_54 always be 0 } |