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Viewing changes to arch/powerpc/kernel/lparcfg.c

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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arch/powerpc/kernel/lparcfg.c
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/*
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 * Methods used to fetch LPAR data when running on a pSeries platform.
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 */
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/**
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 * h_get_mpp
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 * H_GET_MPP hcall returns info in 7 parms
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 */
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int h_get_mpp(struct hvcall_mpp_data *mpp_data)
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{
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        int rc;
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        unsigned long retbuf[PLPAR_HCALL9_BUFSIZE];
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        rc = plpar_hcall9(H_GET_MPP, retbuf);
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        mpp_data->entitled_mem = retbuf[0];
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        mpp_data->mapped_mem = retbuf[1];
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        mpp_data->group_num = (retbuf[2] >> 2 * 8) & 0xffff;
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        mpp_data->pool_num = retbuf[2] & 0xffff;
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        mpp_data->mem_weight = (retbuf[3] >> 7 * 8) & 0xff;
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        mpp_data->unallocated_mem_weight = (retbuf[3] >> 6 * 8) & 0xff;
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        mpp_data->unallocated_entitlement = retbuf[3] & 0xffffffffffff;
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        mpp_data->pool_size = retbuf[4];
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        mpp_data->loan_request = retbuf[5];
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        mpp_data->backing_mem = retbuf[6];
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        return rc;
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}
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EXPORT_SYMBOL(h_get_mpp);
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struct hvcall_ppp_data {
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        u64     entitlement;
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        seq_printf(m, "system_active_processors=%d\n",
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                   ppp_data.active_system_procs);
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        /* pool related entries are apropriate for shared configs */
 
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        /* pool related entries are appropriate for shared configs */
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        if (lppaca_of(0).shared_proc) {
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                unsigned long pool_idle_time, pool_procs;
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        seq_printf(m, "backing_memory=%ld bytes\n", mpp_data.backing_mem);
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}
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/**
 
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 * parse_mpp_x_data
 
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 * Parse out data returned from h_get_mpp_x
 
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 */
 
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static void parse_mpp_x_data(struct seq_file *m)
 
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{
 
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        struct hvcall_mpp_x_data mpp_x_data;
 
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        if (!firmware_has_feature(FW_FEATURE_XCMO))
 
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                return;
 
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        if (h_get_mpp_x(&mpp_x_data))
 
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                return;
 
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        seq_printf(m, "coalesced_bytes=%ld\n", mpp_x_data.coalesced_bytes);
 
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        if (mpp_x_data.pool_coalesced_bytes)
 
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                seq_printf(m, "pool_coalesced_bytes=%ld\n",
 
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                           mpp_x_data.pool_coalesced_bytes);
 
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        if (mpp_x_data.pool_purr_cycles)
 
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                seq_printf(m, "coalesce_pool_purr=%ld\n", mpp_x_data.pool_purr_cycles);
 
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        if (mpp_x_data.pool_spurr_cycles)
 
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                seq_printf(m, "coalesce_pool_spurr=%ld\n", mpp_x_data.pool_spurr_cycles);
 
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}
 
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#define SPLPAR_CHARACTERISTICS_TOKEN 20
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#define SPLPAR_MAXLENGTH 1026*(sizeof(char))
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                parse_system_parameter_string(m);
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                parse_ppp_data(m);
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                parse_mpp_data(m);
 
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                parse_mpp_x_data(m);
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                pseries_cmo_data(m);
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                splpar_dispatch_data(m);
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