| 1 | /*
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| 2 | * Copyright (c) 2011 Jakub Jermar
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | #include <arch/sal.h>
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| 30 | #include <arch/types.h>
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| 31 |
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| 32 | static sal_ap_wakeup_desc_t *sal_ap_wakeup;
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| 33 |
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| 34 | uint64_t pal_proc = 0;
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| 35 |
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| 36 | uint64_t sal_proc = 0;
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| 37 | uint64_t sal_proc_gp = 0;
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| 38 |
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| 39 | void sal_system_table_parse(sal_system_table_header_t *sst)
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| 40 | {
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| 41 | uint8_t *cur = (uint8_t *) &sst[1];
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| 42 | uint16_t entry;
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| 43 |
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| 44 | for (entry = 0; entry < sst->entry_count; entry++) {
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| 45 | switch ((sal_sst_type_t) *cur) {
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| 46 | case SSTT_ENTRYPOINT_DESC:
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| 47 | pal_proc = ((sal_entrypoint_desc_t *) cur)->pal_proc;
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| 48 | sal_proc = ((sal_entrypoint_desc_t *) cur)->sal_proc;
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| 49 | sal_proc_gp = ((sal_entrypoint_desc_t *) cur)->sal_proc_gp;
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| 50 | cur += sizeof(sal_entrypoint_desc_t);
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| 51 | break;
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| 52 | case SSTT_MEMORY_DESC:
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| 53 | cur += sizeof(sal_memory_desc_t);
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| 54 | break;
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| 55 | case SSTT_PLATFORM_FEATURES_DESC:
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| 56 | cur += sizeof(sal_platform_features_desc_t);
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| 57 | break;
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| 58 | case SSTT_TR_DESC:
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| 59 | cur += sizeof(sal_tr_desc_t);
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| 60 | break;
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| 61 | case SSTT_PTC_COHERENCE_DOMAIN_DESC:
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| 62 | cur += sizeof(sal_ptc_coherence_domain_desc_t);
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| 63 | break;
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| 64 | case SSTT_AP_WAKEUP_DESC:
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| 65 | sal_ap_wakeup = (sal_ap_wakeup_desc_t *) cur;
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| 66 | cur += sizeof(sal_ap_wakeup_desc_t);
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| 67 | break;
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| 68 | default:
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| 69 | return;
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| 70 | }
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| 71 | }
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| 72 | }
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| 73 |
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| 74 | uint64_t sal_base_clock_frequency(void)
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| 75 | {
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| 76 | uint64_t freq;
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| 77 |
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| 78 | sal_call_1_1(SAL_FREQ_BASE, 0, &freq);
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| 79 |
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| 80 | return freq;
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| 81 | }
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