dingusppc/devices/ethernet/mace.cpp

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2021-10-24 19:02:30 +00:00
/*
DingusPPC - The Experimental PowerPC Macintosh emulator
Copyright (C) 2018-21 divingkatae and maximum
(theweirdo) spatium
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/** @file Media Access Controller for Ethernet (MACE) emulation. */
#include "mace.h"
#include <loguru.hpp>
#include <cinttypes>
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using namespace MaceEnet;
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uint8_t MaceController::read(uint8_t reg_offset)
{
switch(reg_offset) {
case MaceReg::Interrupt:
LOG_F(INFO, "MACE: all interrupt flags cleared");
return 0;
default:
LOG_F(INFO, "Reading MACE register %d", reg_offset);
}
return 0;
}
void MaceController::write(uint8_t reg_offset, uint8_t value)
{
switch(reg_offset) {
case MaceReg::BIU_Config_Ctrl:
if (value & 1) {
LOG_F(INFO, "MACE Reset issued");
} else {
LOG_F(INFO, "MACE BIU Config set to 0x%X", value);
}
break;
default:
LOG_F(INFO, "Writing 0x%X to MACE register %d", value, reg_offset);
}
}