56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/**
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* \file mikc.c
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* License details are found in the file LICENSE.
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* \brief
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* Initialization of IKC master channel
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* \author Taku Shimosawa <shimosawa@is.s.u-tokyo.ac.jp> \par
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* Copyright (C) 2011 - 2012 Taku Shimosawa
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*/
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/*
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* HISTORY:
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*/
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#include <kmsg.h>
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#include <ihk/cpu.h>
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#include <ihk/debug.h>
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#include <ihk/ikc.h>
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#include <ikc/msg.h>
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#include <kmalloc.h>
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extern int ihk_mc_ikc_init_first(struct ihk_ikc_channel_desc *,
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ihk_ikc_ph_t handler);
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static struct ihk_ikc_channel_desc *mchannel;
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static int arch_master_channel_packet_handler(struct ihk_ikc_channel_desc *,
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void *__packet, void *arg);
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void ihk_ikc_master_init(void)
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{
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mchannel = kmalloc(sizeof(struct ihk_ikc_channel_desc) +
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sizeof(struct ihk_ikc_master_packet),
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IHK_MC_AP_CRITICAL);
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ihk_mc_ikc_init_first(mchannel, arch_master_channel_packet_handler);
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}
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extern int host_ikc_inited;
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static int arch_master_channel_packet_handler(struct ihk_ikc_channel_desc *c,
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void *__packet, void *arg)
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{
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struct ihk_ikc_master_packet *packet = __packet;
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switch (packet->msg) {
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case IHK_IKC_MASTER_MSG_INIT_ACK:
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kprintf("Master channel init acked.\n");
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host_ikc_inited = 1;
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break;
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}
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return 0;
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}
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struct ihk_ikc_channel_desc *ihk_mc_get_master_channel(void)
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{
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return mchannel;
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}
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