| 1 | /* |
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| 2 | * hal_arch.h - Generic Inter-Processor-Interrupt API definition. |
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| 3 | * |
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| 4 | * Authors Alain Greiner (2016) |
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| 5 | * |
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| 6 | * Copyright (c) UPMC Sorbonne Universites |
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| 7 | * |
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| 8 | * This file is part of ALMOS-MKH. |
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| 9 | * |
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| 10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
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| 11 | * under the terms of the GNU General Public License as published by |
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| 12 | * the Free Software Foundation; version 2.0 of the License. |
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| 13 | * |
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| 14 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
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| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 17 | * General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
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| 21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 22 | */ |
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| 23 | |
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| 24 | #include <hal_types.h> |
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| 25 | #include <soclib_xicu.h> |
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| 26 | |
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| 27 | /***************************************************************************************** |
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| 28 | * This enum defines the various Inter Processor Interrupt types. |
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| 29 | ****************************************************************************************/ |
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| 30 | |
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| 31 | enum ipi_types |
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| 32 | { |
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| 33 | TODO |
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| 34 | }; |
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| 35 | |
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| 36 | |
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| 37 | /***************************************************************************************** |
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| 38 | ****************************************************************************************/ |
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| 39 | static void cpu_default_irq_handler(struct irq_action_s *action) |
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| 40 | { |
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| 41 | |
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| 42 | } |
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| 43 | |
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| 44 | error_t hal_arch_init(struct cpu_s *cpu) |
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| 45 | { |
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| 46 | |
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| 47 | return 0; |
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| 48 | } |
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| 49 | |
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| 50 | error_t arch_cpu_set_irq_entry(struct cpu_s *cpu, int irq_nr, struct irq_action_s *action) |
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| 51 | { |
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| 52 | return 0; |
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| 53 | } |
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| 54 | |
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| 55 | error_t arch_cpu_get_irq_entry(struct cpu_s *cpu, int irq_nr, struct irq_action_s **action) |
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| 56 | { |
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| 57 | return 0; |
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| 58 | } |
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| 59 | |
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| 60 | error_t arch_set_power_state(struct cpu_s *cpu, arch_power_state_t state) |
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| 61 | { |
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| 62 | return 0; |
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| 63 | } |
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| 64 | |
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| 65 | sint_t arch_barrier_init(struct cluster_s *cluster, struct event_s *event, uint_t count) |
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| 66 | { |
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| 67 | return 0; |
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| 68 | } |
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| 69 | |
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| 70 | sint_t arch_barrier_wait(struct cluster_s *cluster, uint_t barrier_id) |
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| 71 | { |
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| 72 | return 0; |
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| 73 | } |
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| 74 | |
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| 75 | error_t arch_barrier_destroy(struct cluster_s *cluster, uint_t barrier_id) |
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| 76 | { |
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| 77 | return 0; |
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| 78 | } |
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| 79 | |
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| 80 | /***************************************************************************************** |
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| 81 | * This function send an IPI (Inter Processor Interrupt) to a core identified by |
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| 82 | * its cluster identifier and local index. A 32 bits value defining the IPI type |
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| 83 | * is transmited with the IPI and can be analysed by the associated ISR. |
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| 84 | ***************************************************************************************** |
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| 85 | * @ cxy : destination cluster identifier. |
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| 86 | * @ lid : destination core local index. |
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| 87 | * @ type : to be transmitted in IPI. |
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| 88 | * @ return 0 if success (IPI registered) / returns EINVAL if illegal cxy or lid. |
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| 89 | ****************************************************************************************/ |
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| 90 | error_t hal_send_ipi( cxy_t cxy, |
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| 91 | lid_t lid, |
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| 92 | uint32_t type ); |
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