powerpc_cpu_utils.c File Reference

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Macros
#define	SPRN_PVR   0x11F /* Processor Version Register */
#define	PVR_PROCESSOR_SHIFT   16

Functions
static unsigned int	mfpvr (void)
static int	get_cache_info (CPU_attr_e attr, int level, int *value)
int	powerpc_cpu_init (void)
int	powerpc_cpu_finalize (void)
int	powerpc_cpu_get_vendor (char *vendor)
int	powerpc_cpu_get_name (char *name)
int	powerpc_cpu_get_attribute (CPU_attr_e attr, int *value)
int	powerpc_cpu_get_attribute_at (CPU_attr_e attr, int loc, int *value)

Variables
_sysdetect_cache_level_info_t	ppc970_cache_info []
_sysdetect_cache_level_info_t	power5_cache_info []
_sysdetect_cache_level_info_t	power6_cache_info []
_sysdetect_cache_level_info_t	power7_cache_info []
_sysdetect_cache_level_info_t	power8_cache_info []
_sysdetect_cache_level_info_t	power9_cache_info []
_sysdetect_cache_level_info_t	power10_cache_info []

Macro Definition Documentation

PVR_PROCESSOR_SHIFT

#define PVR_PROCESSOR_SHIFT   16

Definition at line 167 of file powerpc_cpu_utils.c.

SPRN_PVR

#define SPRN_PVR   0x11F /* Processor Version Register */

Definition at line 166 of file powerpc_cpu_utils.c.

Function Documentation

get_cache_info()

int get_cache_info ( CPU_attr_e  attr, int  level, int *  value  )

static

Definition at line 237 of file powerpc_cpu_utils.c.

{
    unsigned int pvr = mfpvr() >> PVR_PROCESSOR_SHIFT;
    static _sysdetect_cache_level_info_t *clevel_ptr;
 
    if (clevel_ptr) {
        return cpu_get_cache_info(attr, level, clevel_ptr, value);
    }
 
    switch(pvr) {
        case 0x39:               /* PPC970 */
        case 0x3C:               /* PPC970FX */
        case 0x44:               /* PPC970MP */
        case 0x45:               /* PPC970GX */
            clevel_ptr = ppc970_cache_info;
            break;
        case 0x3A:               /* POWER5 */
        case 0x3B:               /* POWER5+ */
            clevel_ptr = power5_cache_info;
            break;
        case 0x3E:               /* POWER6 */
            clevel_ptr = power6_cache_info;
            break;
        case 0x3F:               /* POWER7 */
            clevel_ptr = power7_cache_info;
            break;
        case 0x4b:               /* POWER8 */
            clevel_ptr = power8_cache_info;
            break;
        case 0x4e:               /* POWER9 */
            clevel_ptr = power9_cache_info;
            break;
        case 0x80:               /* POWER10 */
            clevel_ptr = power10_cache_info;
            break;
        default:
            return CPU_ERROR;
    }
 
    return cpu_get_cache_info(attr, level, clevel_ptr, value);
}

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mfpvr()

unsigned int mfpvr ( void  )

static

Definition at line 280 of file powerpc_cpu_utils.c.

{
    unsigned long pvr;
    __asm__ ("mfspr %0,%1"
             : "=r" (pvr)
             : "i" (SPRN_PVR));
    return pvr;
}

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powerpc_cpu_finalize()

int powerpc_cpu_finalize

(

void

)

Definition at line 179 of file powerpc_cpu_utils.c.

{
    return CPU_SUCCESS;
}

powerpc_cpu_get_attribute()

int powerpc_cpu_get_attribute	(	CPU_attr_e	attr,
		int *	value
	)

Definition at line 197 of file powerpc_cpu_utils.c.

{
    return os_cpu_get_attribute(attr, value);
}

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powerpc_cpu_get_attribute_at()

int powerpc_cpu_get_attribute_at	(	CPU_attr_e	attr,
		int	loc,
		int *	value
	)

Definition at line 203 of file powerpc_cpu_utils.c.

{
    int status = CPU_SUCCESS;
 
    switch(attr) {
        case CPU_ATTR__CACHE_INST_PRESENT:
        case CPU_ATTR__CACHE_DATA_PRESENT:
        case CPU_ATTR__CACHE_UNIF_PRESENT:
        case CPU_ATTR__CACHE_INST_TOT_SIZE:
        case CPU_ATTR__CACHE_INST_LINE_SIZE:
        case CPU_ATTR__CACHE_INST_NUM_LINES:
        case CPU_ATTR__CACHE_INST_ASSOCIATIVITY:
        case CPU_ATTR__CACHE_DATA_TOT_SIZE:
        case CPU_ATTR__CACHE_DATA_LINE_SIZE:
        case CPU_ATTR__CACHE_DATA_NUM_LINES:
        case CPU_ATTR__CACHE_DATA_ASSOCIATIVITY:
        case CPU_ATTR__CACHE_UNIF_TOT_SIZE:
        case CPU_ATTR__CACHE_UNIF_LINE_SIZE:
        case CPU_ATTR__CACHE_UNIF_NUM_LINES:
        case CPU_ATTR__CACHE_UNIF_ASSOCIATIVITY:
            status = get_cache_info(attr, loc, value);
            break;
        case CPU_ATTR__NUMA_MEM_SIZE:
        case CPU_ATTR__HWTHREAD_NUMA_AFFINITY:
            status = os_cpu_get_attribute_at(attr, loc, value);
            break;
        default:
            status = CPU_ERROR;
    }
 
    return status;
}

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powerpc_cpu_get_name()

int powerpc_cpu_get_name

(

char *

name

)

Definition at line 191 of file powerpc_cpu_utils.c.

{
    return os_cpu_get_name(name);
}

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powerpc_cpu_get_vendor()

int powerpc_cpu_get_vendor

(

char *

vendor

)

Definition at line 185 of file powerpc_cpu_utils.c.

{
    return os_cpu_get_vendor(vendor);
}

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powerpc_cpu_init()

int powerpc_cpu_init

(

void

)

Definition at line 173 of file powerpc_cpu_utils.c.

{
    return CPU_SUCCESS;
}

Variable Documentation

power10_cache_info

_sysdetect_cache_level_info_t power10_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 49152, 128, 384, 6},
            {PAPI_MH_TYPE_DATA, 32768, 128, 256, 8}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 1048576, 128, 8192, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 4194304, 128, 32768, 16},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 142 of file powerpc_cpu_utils.c.

power5_cache_info

_sysdetect_cache_level_info_t power5_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 65536, 128, 512, 2},
            {PAPI_MH_TYPE_DATA, 32768, 128, 256, 4}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 1966080, 128, 15360, 10},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 37748736, 256, 147456, 12},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 22 of file powerpc_cpu_utils.c.

power6_cache_info

_sysdetect_cache_level_info_t power6_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 65536, 128, 512, 4},
            {PAPI_MH_TYPE_DATA, 65536, 128, 512, 8}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 4194304, 128, 16384, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 33554432, 128, 262144, 16},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 46 of file powerpc_cpu_utils.c.

power7_cache_info

_sysdetect_cache_level_info_t power7_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 32768, 128, 64, 4},
            {PAPI_MH_TYPE_DATA, 32768, 128, 32, 8}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 524288, 128, 256, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 4194304, 128, 4096, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 70 of file powerpc_cpu_utils.c.

power8_cache_info

_sysdetect_cache_level_info_t power8_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 32768, 128, 64, 8},
            {PAPI_MH_TYPE_DATA, 65536, 128, 512, 8}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 262144, 128, 256, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 8388608, 128, 65536, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 94 of file powerpc_cpu_utils.c.

power9_cache_info

_sysdetect_cache_level_info_t power9_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 32768, 128, 256, 8},
            {PAPI_MH_TYPE_DATA, 32768, 128, 256, 8}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 524288, 128, 4096, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 10485760, 128, 81920, 20},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 118 of file powerpc_cpu_utils.c.

ppc970_cache_info

_sysdetect_cache_level_info_t ppc970_cache_info[]

Initial value:

= {
    { 
        2,
        {
            {PAPI_MH_TYPE_INST, 65536, 128, 512, 1},
            {PAPI_MH_TYPE_DATA, 32768, 128, 256, 2}
        }
    },
    { 
        1,
        {
            {PAPI_MH_TYPE_UNIFIED, 524288, 128, 4096, 8},
            {PAPI_MH_TYPE_EMPTY, -1, -1, -1, -1}
        }
    },
}

Definition at line 5 of file powerpc_cpu_utils.c.