290 lines
7.1 KiB
C
290 lines
7.1 KiB
C
/*
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* Beat hypervisor call I/F
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*
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* (C) Copyright 2007 TOSHIBA CORPORATION
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*
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* This code is based on arch/powerpc/platforms/pseries/plpar_wrapper.h.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef BEAT_HCALL
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#include "beat_syscall.h"
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/* defined in hvCall.S */
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extern s64 beat_hcall_norets(u64 opcode, ...);
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extern s64 beat_hcall_norets8(u64 opcode, u64 arg1, u64 arg2, u64 arg3,
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u64 arg4, u64 arg5, u64 arg6, u64 arg7, u64 arg8);
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extern s64 beat_hcall1(u64 opcode, u64 retbuf[1], ...);
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extern s64 beat_hcall2(u64 opcode, u64 retbuf[2], ...);
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extern s64 beat_hcall3(u64 opcode, u64 retbuf[3], ...);
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extern s64 beat_hcall4(u64 opcode, u64 retbuf[4], ...);
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extern s64 beat_hcall5(u64 opcode, u64 retbuf[5], ...);
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extern s64 beat_hcall6(u64 opcode, u64 retbuf[6], ...);
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static inline s64 beat_downcount_of_interrupt(u64 plug_id)
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{
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return beat_hcall_norets(HV_downcount_of_interrupt, plug_id);
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}
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static inline s64 beat_set_interrupt_mask(u64 index,
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u64 val0, u64 val1, u64 val2, u64 val3)
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{
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return beat_hcall_norets(HV_set_interrupt_mask, index,
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val0, val1, val2, val3);
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}
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static inline s64 beat_destruct_irq_plug(u64 plug_id)
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{
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return beat_hcall_norets(HV_destruct_irq_plug, plug_id);
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}
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static inline s64 beat_construct_and_connect_irq_plug(u64 plug_id,
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u64 outlet_id)
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{
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return beat_hcall_norets(HV_construct_and_connect_irq_plug, plug_id,
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outlet_id);
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}
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static inline s64 beat_detect_pending_interrupts(u64 index, u64 *retbuf)
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{
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return beat_hcall4(HV_detect_pending_interrupts, retbuf, index);
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}
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static inline s64 beat_pause(u64 style)
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{
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return beat_hcall_norets(HV_pause, style);
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}
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static inline s64 beat_read_htab_entries(u64 htab_id, u64 index, u64 *retbuf)
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{
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return beat_hcall5(HV_read_htab_entries, retbuf, htab_id, index);
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}
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static inline s64 beat_insert_htab_entry(u64 htab_id, u64 group,
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u64 bitmask, u64 hpte_v, u64 hpte_r, u64 *slot)
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{
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u64 dummy[3];
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s64 ret;
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ret = beat_hcall3(HV_insert_htab_entry, dummy, htab_id, group,
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bitmask, hpte_v, hpte_r);
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*slot = dummy[0];
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return ret;
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}
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static inline s64 beat_write_htab_entry(u64 htab_id, u64 slot,
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u64 hpte_v, u64 hpte_r, u64 mask_v, u64 mask_r,
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u64 *ret_v, u64 *ret_r)
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{
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u64 dummy[2];
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s64 ret;
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ret = beat_hcall2(HV_write_htab_entry, dummy, htab_id, slot,
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hpte_v, hpte_r, mask_v, mask_r);
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*ret_v = dummy[0];
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*ret_r = dummy[1];
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return ret;
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}
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static inline s64 beat_insert_htab_entry3(u64 htab_id, u64 group,
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u64 hpte_v, u64 hpte_r, u64 mask_v, u64 value_v, u64 *slot)
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{
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u64 dummy[1];
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s64 ret;
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ret = beat_hcall1(HV_insert_htab_entry3, dummy, htab_id, group,
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hpte_v, hpte_r, mask_v, value_v);
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*slot = dummy[0];
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return ret;
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}
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static inline s64 beat_invalidate_htab_entry3(u64 htab_id, u64 group,
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u64 va, u64 pss)
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{
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return beat_hcall_norets(HV_invalidate_htab_entry3,
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htab_id, group, va, pss);
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}
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static inline s64 beat_update_htab_permission3(u64 htab_id, u64 group,
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u64 va, u64 pss, u64 ptel_mask, u64 ptel_value)
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{
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return beat_hcall_norets(HV_update_htab_permission3,
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htab_id, group, va, pss, ptel_mask, ptel_value);
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}
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static inline s64 beat_clear_htab3(u64 htab_id)
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{
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return beat_hcall_norets(HV_clear_htab3, htab_id);
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}
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static inline void beat_shutdown_logical_partition(u64 code)
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{
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(void)beat_hcall_norets(HV_shutdown_logical_partition, code);
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}
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static inline s64 beat_rtc_write(u64 time_from_epoch)
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{
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return beat_hcall_norets(HV_rtc_write, time_from_epoch);
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}
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static inline s64 beat_rtc_read(u64 *time_from_epoch)
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{
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u64 dummy[1];
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s64 ret;
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ret = beat_hcall1(HV_rtc_read, dummy);
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*time_from_epoch = dummy[0];
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return ret;
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}
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#define BEAT_NVRW_CNT (sizeof(u64) * 6)
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static inline s64 beat_eeprom_write(u64 index, u64 length, u8 *buffer)
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{
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u64 b[6];
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if (length > BEAT_NVRW_CNT)
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return -1;
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memcpy(b, buffer, sizeof(b));
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return beat_hcall_norets8(HV_eeprom_write, index, length,
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b[0], b[1], b[2], b[3], b[4], b[5]);
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}
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static inline s64 beat_eeprom_read(u64 index, u64 length, u8 *buffer)
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{
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u64 b[6];
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s64 ret;
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if (length > BEAT_NVRW_CNT)
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return -1;
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ret = beat_hcall6(HV_eeprom_read, b, index, length);
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memcpy(buffer, b, length);
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return ret;
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}
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static inline s64 beat_set_dabr(u64 value, u64 style)
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{
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return beat_hcall_norets(HV_set_dabr, value, style);
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}
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static inline s64 beat_get_characters_from_console(u64 termno, u64 *len,
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u8 *buffer)
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{
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u64 dummy[3];
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s64 ret;
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ret = beat_hcall3(HV_get_characters_from_console, dummy, termno, len);
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*len = dummy[0];
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memcpy(buffer, dummy + 1, *len);
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return ret;
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}
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static inline s64 beat_put_characters_to_console(u64 termno, u64 len,
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u8 *buffer)
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{
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u64 b[2];
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memcpy(b, buffer, len);
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return beat_hcall_norets(HV_put_characters_to_console, termno, len,
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b[0], b[1]);
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}
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static inline s64 beat_get_spe_privileged_state_1_registers(
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u64 id, u64 offsetof, u64 *value)
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{
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u64 dummy[1];
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s64 ret;
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ret = beat_hcall1(HV_get_spe_privileged_state_1_registers, dummy, id,
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offsetof);
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*value = dummy[0];
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return ret;
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}
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static inline s64 beat_set_irq_mask_for_spe(u64 id, u64 class, u64 mask)
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{
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return beat_hcall_norets(HV_set_irq_mask_for_spe, id, class, mask);
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}
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static inline s64 beat_clear_interrupt_status_of_spe(u64 id, u64 class,
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u64 mask)
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{
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return beat_hcall_norets(HV_clear_interrupt_status_of_spe,
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id, class, mask);
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}
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static inline s64 beat_set_spe_privileged_state_1_registers(
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u64 id, u64 offsetof, u64 value)
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{
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return beat_hcall_norets(HV_set_spe_privileged_state_1_registers,
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id, offsetof, value);
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}
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static inline s64 beat_get_interrupt_status_of_spe(u64 id, u64 class, u64 *val)
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{
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u64 dummy[1];
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s64 ret;
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ret = beat_hcall1(HV_get_interrupt_status_of_spe, dummy, id, class);
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*val = dummy[0];
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return ret;
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}
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static inline s64 beat_put_iopte(u64 ioas_id, u64 io_addr, u64 real_addr,
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u64 ioid, u64 flags)
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{
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return beat_hcall_norets(HV_put_iopte, ioas_id, io_addr, real_addr,
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ioid, flags);
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}
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static inline s64 beat_construct_event_receive_port(u64 *port)
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{
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u64 dummy[1];
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s64 ret;
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ret = beat_hcall1(HV_construct_event_receive_port, dummy);
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*port = dummy[0];
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return ret;
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}
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static inline s64 beat_destruct_event_receive_port(u64 port)
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{
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s64 ret;
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ret = beat_hcall_norets(HV_destruct_event_receive_port, port);
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return ret;
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}
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static inline s64 beat_create_repository_node(u64 path[4], u64 data[2])
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{
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s64 ret;
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ret = beat_hcall_norets(HV_create_repository_node2,
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path[0], path[1], path[2], path[3], data[0], data[1]);
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return ret;
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}
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static inline s64 beat_get_repository_node_value(u64 lpid, u64 path[4],
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u64 data[2])
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{
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s64 ret;
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ret = beat_hcall2(HV_get_repository_node_value2, data,
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lpid, path[0], path[1], path[2], path[3]);
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return ret;
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}
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#endif
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