sixty6: Add support for sixty6 video output.
This commit is contained in:
parent
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@ -0,0 +1,72 @@
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-23 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file SAA7187 Digital video encoder emulation. */
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#include <devices/common/i2c/saa7187.h>
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#include <loguru.hpp>
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Saa7187VideoEncoder::Saa7187VideoEncoder(uint8_t dev_addr)
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{
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supports_types(HWCompType::I2C_DEV);
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this->my_addr = dev_addr;
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}
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void Saa7187VideoEncoder::start_transaction()
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{
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LOG_F(INFO, "Saa7187: start_transaction");
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this->pos = 0; // reset read/write position
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}
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bool Saa7187VideoEncoder::send_subaddress(uint8_t sub_addr)
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{
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LOG_F(ERROR, "Saa7187: send_subaddress 0x%02x", sub_addr);
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//this->pos = sub_addr;
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return true;
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}
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bool Saa7187VideoEncoder::send_byte(uint8_t data)
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{
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if (this->pos == 0) {
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this->reg_num = data;
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LOG_F(INFO, "Saa7187: write 0x%02x", data);
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}
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else {
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if (this->reg_num < Saa7187Regs::last_reg) {
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this->regs[this->reg_num] = data;
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LOG_F(INFO, "Saa7187: write 0x%02x = 0x%02x", this->reg_num, data);
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}
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else {
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LOG_F(ERROR, "Saa7187: write 0x%02x = 0x%02x", this->reg_num, data);
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}
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this->reg_num++;
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}
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this->pos++;
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return true;
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}
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bool Saa7187VideoEncoder::receive_byte(uint8_t* p_data)
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{
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LOG_F(ERROR, "Saa7187: receive_byte");
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*p_data = 0x00;
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return true;
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}
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@ -0,0 +1,141 @@
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-23 divingkatae and maximum
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(theweirdo) spatium
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||||
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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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 3 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file SAA7187 Digital video encoder definitions. */
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#ifndef SAA7187_H
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#define SAA7187_H
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#include <devices/common/hwcomponent.h>
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#include <devices/common/i2c/i2c.h>
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namespace Saa7187Regs {
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enum Saa7187Regs : uint8_t { // i2c address is 0x44; fatman is at 0x46?
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IPC = 0x3a, // Input port control
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FMT0 = 0x01,
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FMT1 = 0x02,
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VUV2C = 0x04,
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VY2C = 0x08,
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CBENB = 0x80,
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OSDY0 = 0x42, // OSD LUT, 8 colors
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OSDU0 ,
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OSDV0 ,
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CHPS = 0x5a, // Chrominance phase
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GAINU = 0x5b, // Gain U
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GAINV = 0x5c, // Gain V
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BLCKL = 0x5d, // Gain U MSB, black level
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BLCKL0_5 = 0x3f,
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GAINU8 = 0x80,
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BLNNL = 0x5e, // Gain V MSB, blanking level
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BLNNL0_5 = 0x3f,
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GAINV8 = 0x80,
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CCRS = 0x60, // Cross-colour select
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CCRS0 = 0x40,
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CCRS1 = 0x80,
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SCTRL = 0x61, // Standard control
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FISE = 0x01,
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PAL = 0x02,
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SCBW = 0x04,
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RTCE = 0x08,
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YGS = 0x10,
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INPI1 = 0x20,
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DOWN = 0x40,
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BSTA = 0x62, // Burst amplitude
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BSTA0_6 = 0x7f,
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SQP = 0x80,
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FSC0 = 0x63, // Subcarrier 0
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FSC8 = 0x64, // Subcarrier 1
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FSC16 = 0x65, // Subcarrier 2
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FSC24 = 0x66, // Subcarrier 3
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// 0x25555555 = NTSC
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// 0x26798c0c = PAL
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L21O0 = 0x67, // Line 21 odd 0
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L21O1 = 0x68, // Line 21 odd 1
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L21E0 = 0x69, // Line 21 even 0
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L21E1 = 0x6a, // Line 21 even 1
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SCCLN = 0x6b, // CC line
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SCCLN0_4 = 0x1f,
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RCTRL = 0x6c, // RCV port control
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PRCV2 = 0x01,
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ORCV2 = 0x02,
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CBLF = 0x04,
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PRCV1 = 0x08,
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ORCV1 = 0x10,
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TRCV2 = 0x20,
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SRCV10 = 0x40,
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RCV11 = 0x80,
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RCM_CC = 0x6d, // RCM, CC mode
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CCEN0 = 0x01,
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CCEN1 = 0x02,
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SRCM10 = 0x04,
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SRCM11 = 0x08,
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HTRIG0 = 0x6e, // Horizontal trigger
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HTRIG8 = 0x6f, // Horizontal trigger
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HTRIG8_10 = 0x07,
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RES_VTRIG = 0x70, // fsc reset mode, Vertical trigger
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VTRIG0_4 = 0x1f,
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SBLBN = 0x20,
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PHRES0 = 0x40,
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HRES1 = 0x80,
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BMRQ0 = 0x71, // Begin master request
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EMRQ0 = 0x72, // End master request
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BMRQ8_EMRQ8 = 0x73, // MSBs master request
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BMRQ08_10 = 0x07,
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EMRQ08_10 = 0x70,
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BRCV0 = 0x77, // Begin RCV2 output
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ERCV0 = 0x78, // End RCV2 output
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BRCV8_ERCV8 = 0x79, // MSBs RCV2 output
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BRCV08_10 = 0x07,
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ERCV08_10 = 0x70,
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FLEN = 0x7a, // Field length
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FAL = 0x7b, // First active line
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LAL = 0x7c, // Last active line
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FLEN8_FAL8_LAL8 = 0x7d, // MSBs field control
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FLEN8_9 = 0x03,
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FAL8 = 0x10,
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LAL8 = 0x20,
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last_reg = 0x7e,
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};
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}; // namespace Saa7187Regs
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class Saa7187VideoEncoder : public I2CDevice, public HWComponent
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{
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public:
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Saa7187VideoEncoder(uint8_t dev_addr);
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~Saa7187VideoEncoder() = default;
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// I2CDevice methods
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void start_transaction();
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bool send_subaddress(uint8_t sub_addr);
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bool send_byte(uint8_t data);
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bool receive_byte(uint8_t* p_data);
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private:
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uint8_t my_addr = 0;
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uint8_t reg_num = 0;
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int pos = 0;
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uint8_t regs[Saa7187Regs::last_reg] = {0};
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};
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#endif // SAA7187_H
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@ -395,6 +395,11 @@ void ControlVideo::write(uint32_t rgn_start, uint32_t offset, uint32_t value, in
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}
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}
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uint8_t* ControlVideo::GetVram()
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{
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return &this->vram_ptr[0];
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}
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void ControlVideo::enable_display()
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{
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int new_width, new_height, clk_divisor;
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return std::unique_ptr<ControlVideo>(new ControlVideo());
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}
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uint8_t* GetVram();
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// MMIODevice methods
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uint32_t read(uint32_t rgn_start, uint32_t offset, int size);
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void write(uint32_t rgn_start, uint32_t offset, uint32_t value, int size);
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@ -0,0 +1,442 @@
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-24 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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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 3 of the License, or
|
||||
(at your option) any later version.
|
||||
|
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file TNT on-board NTSC/PAL video output emulation. */
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#include <devices/video/sixty6.h>
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#include <devices/video/control.h>
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#include <devices/common/i2c/saa7187.h>
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#include <devices/common/machineid.h>
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#include <devices/deviceregistry.h>
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#include <machines/machinebase.h>
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namespace loguru {
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enum : Verbosity {
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Verbosity_SIXTY6 = loguru::Verbosity_9,
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Verbosity_SIXTY6_EXTRA = loguru::Verbosity_9,
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Verbosity_SIXTY6_INTERRUPT = loguru::Verbosity_9
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};
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}
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Sixty6Video::Sixty6Video()
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{
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// initialize the video clock generator
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this->saa7187 = std::unique_ptr<Saa7187VideoEncoder> (new Saa7187VideoEncoder(0x44));
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// register the video clock generator with the I2C host
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I2CBus* i2c_bus = dynamic_cast<I2CBus*>(gMachineObj->get_comp_by_type(HWCompType::I2C_HOST));
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i2c_bus->register_device(0x44, this->saa7187.get());
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// get (raw) pointer to the I/O controller
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GrandCentral* gc_obj = dynamic_cast<GrandCentral*>(gMachineObj->get_comp_by_name("GrandCentral"));
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// attach IOBus Device #3 0xF301C000 ; sixty6
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gc_obj->attach_iodevice(2, this);
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// attach IOBus Device #5 0xF301E000 ; sixty6 composite/s-video
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gMachineObj->add_device("BoardReg66", std::unique_ptr<BoardRegister>(
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new BoardRegister("Board Register 66",
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((GET_BIN_PROP("has_svideo") ^ 1) << 6) | // S-Video connected (active low)
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((GET_BIN_PROP("has_composite") ^ 1) << 7) | // Composite Video connected (active low)
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0xFF3FU // pull up unused bits
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)));
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gc_obj->attach_iodevice(4, dynamic_cast<BoardRegister*>(gMachineObj->get_comp_by_name("BoardReg66")));
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}
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uint16_t Sixty6Video::iodev_read(uint32_t address)
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{
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uint16_t value;
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switch (address & 3) {
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case Sixty6BaseReg::CLUT_DATA:
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if (this->comp_index == 0) {
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uint8_t a;
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get_palette_color(this->clut_addr, clut_color[0], clut_color[1], clut_color[2], a);
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}
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value = this->clut_color[this->comp_index];
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LOG_F(SIXTY6, "Sixty6: read %d:CLUT_DATA 0x%02x.%c = %02x", address, this->clut_addr, "rgb"[comp_index], value);
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this->comp_index++;
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if (this->comp_index >= 3) {
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this->clut_addr++; // auto-increment CLUT address
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this->comp_index = 0;
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}
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break;
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case Sixty6BaseReg::CLUT_ADDR:
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value = this->clut_addr;
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LOG_F(SIXTY6, "Sixty6: read %d:CLUT_ADDR = %02x", address, value);
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break;
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case Sixty6BaseReg::CONTROL_DATA:
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switch (this->control_addr) {
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case Sixty6Reg::CONTROL_1:
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value = this->control_1;
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if (last_control_1_value == value) {
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last_control_1_count++;
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} else {
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if (last_control_1_count) {
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LOG_F(SIXTY6_INTERRUPT, "Sixty6: read %d:CONTROL_1 = %02x x %d", address, last_control_1_value, last_control_1_count);
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}
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last_control_1_value = value;
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last_control_1_count = 0;
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LOG_F(SIXTY6_INTERRUPT, "Sixty6: read %d:CONTROL_1 = %02x x %d", address, last_control_1_value, last_control_1_count);
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}
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break;
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default:
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value = 0;
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LOG_F(ERROR, "Sixty6: read %d:CONTROL_DATA 0x%02x = %02x", address, this->control_addr, value);
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}
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break;
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case Sixty6BaseReg::CONTROL_ADDR:
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value = this->control_addr;
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LOG_F(SIXTY6_INTERRUPT, "Sixty6: read %d:CONTROL_ADDR = %02x", address, value);
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break;
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}
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return value;
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}
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void Sixty6Video::iodev_write(uint32_t address, uint16_t value)
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{
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switch (address & 3) {
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case Sixty6BaseReg::CLUT_DATA:
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if (this->comp_index == 0) {
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uint8_t a;
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get_palette_color(this->clut_addr, clut_color[0], clut_color[1], clut_color[2], a);
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}
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LOG_F(SIXTY6, "Sixty6: write %d:CLUT_DATA 0x%02x.%c = %02x", address, this->clut_addr, "rgb"[comp_index], value);
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this->clut_color[this->comp_index++] = value;
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if (this->comp_index >= 3) {
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this->set_palette_color(this->clut_addr, clut_color[0],
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clut_color[1], clut_color[2], 0xFF);
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this->clut_addr++; // auto-increment CLUT address
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this->comp_index = 0;
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}
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break;
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case Sixty6BaseReg::CLUT_ADDR:
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LOG_F(SIXTY6, "Sixty6: write %d:CLUT_ADDR = %02x", address, value);
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this->clut_addr = value;
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this->comp_index = 0;
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break;
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case Sixty6BaseReg::CONTROL_DATA:
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switch (this->control_addr) {
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case Sixty6Reg::REG_V1O_L:
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this->v1_odd = (this->v1_odd & 0xff00) | (value & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V1O_L = %02x V1_odd = %d", address, value, this->v1_odd);
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break;
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case Sixty6Reg::REG_V1O_H:
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this->v1_odd = (value << 8) | (this->v1_odd & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V1O_H = %02x V1_odd = %d", address, value, this->v1_odd);
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break;
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case Sixty6Reg::REG_V2O_L:
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this->v2_odd = (this->v2_odd & 0xff00) | (value & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V2O_L = %02x V2_odd = %d", address, value, this->v2_odd);
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break;
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case Sixty6Reg::REG_V2O_H:
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this->v2_odd = (value << 8) | (this->v2_odd & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V2O_H = %02x V2_odd = %d", address, value, this->v2_odd);
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break;
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case Sixty6Reg::REG_V1E_L:
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this->v1_even = (this->v1_even & 0xff00) | (value & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V1E_L = %02x v1_even = %d", address, value, this->v1_even);
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break;
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case Sixty6Reg::REG_V1E_H:
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this->v1_even = (value << 8) | (this->v1_even & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V1E_H = %02x v1_even = %d", address, value, this->v1_even);
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break;
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case Sixty6Reg::REG_V2E_L:
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this->v2_even = (this->v2_even & 0xff00) | (value & 0xff);
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this->changed = true;
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LOG_F(SIXTY6, "Sixty6: write %d:REG_V2E_L = %02x v2_even = %d", address, value, this->v2_even);
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break;
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case Sixty6Reg::REG_V2E_H:
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this->v2_even = (value << 8) | (this->v2_even & 0xff);
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this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:REG_V2E_H = %02x v2_even = %d", address, value, this->v2_even);
|
||||
break;
|
||||
case Sixty6Reg::REG_H1_L:
|
||||
this->h1 = (this->h1 & 0xff00) | (value & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:REG_H1_L = %02x h1 = %d", address, value, this->h1);
|
||||
break;
|
||||
case Sixty6Reg::REG_H1_H:
|
||||
this->h1 = (value << 8) | (this->h1 & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:REG_H1_H = %02x h1 = %d", address, value, this->h1);
|
||||
break;
|
||||
case Sixty6Reg::REG_H2_L:
|
||||
this->h2 = (this->h2 & 0xff00) | (value & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:REG_H2_L = %02x h2 = %d", address, value, this->h2);
|
||||
break;
|
||||
case Sixty6Reg::REG_H2_H:
|
||||
this->h2 = (value << 8) | (this->h2 & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:REG_H2_H = %02x h2 = %d", address, value, this->h2);
|
||||
break;
|
||||
case Sixty6Reg::BASE_ADDR_L:
|
||||
this->base_addr = (this->base_addr & 0xffff00) | (value & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:BASE_ADDR_L = %02x base_addr = %06x", address, value, this->base_addr);
|
||||
break;
|
||||
case Sixty6Reg::BASE_ADDR_M:
|
||||
this->base_addr = (value << 8) | (this->base_addr & 0xff00ff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:BASE_ADDR_M = %02x base_addr = %06x", address, value, this->base_addr);
|
||||
break;
|
||||
case Sixty6Reg::BASE_ADDR_H:
|
||||
this->base_addr = (value << 16) | (this->base_addr & 0x00ffff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:BASE_ADDR_H = %02x base_addr = %06x", address, value, this->base_addr);
|
||||
break;
|
||||
case Sixty6Reg::PITCH_L:
|
||||
this->pitch = (this->pitch & 0xff00) | (value & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:PITCH_L = %02x pitch = %d", address, value, this->pitch);
|
||||
break;
|
||||
case Sixty6Reg::PITCH_H:
|
||||
this->pitch = (value << 8) | (this->pitch & 0xff);
|
||||
this->changed = true;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:PITCH_H = %02x pitch = %d", address, value, this->pitch);
|
||||
break;
|
||||
case Sixty6Reg::CURSOR_X_L:
|
||||
this->cursor_x = (this->cursor_x & 0xff00) | (value & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CURSOR_X_L = %02x cursor_x = %d", address, value, this->cursor_x);
|
||||
break;
|
||||
case Sixty6Reg::CURSOR_X_H:
|
||||
this->cursor_x = (value << 8) | (this->cursor_x & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CURSOR_X_H = %02x cursor_x = %d", address, value, this->cursor_x);
|
||||
break;
|
||||
case Sixty6Reg::CURSOR_Y_L:
|
||||
this->cursor_y = (this->cursor_y & 0xff00) | (value & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CURSOR_Y_L = %02x cursor_y = %d", address, value, this->cursor_y);
|
||||
break;
|
||||
case Sixty6Reg::CURSOR_Y_H:
|
||||
this->cursor_y = (value << 8) | (this->cursor_y & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CURSOR_Y_H = %02x cursor_y = %d", address, value, this->cursor_y);
|
||||
break;
|
||||
case Sixty6Reg::INT_COUNT_L:
|
||||
this->int_count = (this->int_count & 0xff00) | (value & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:INT_COUNT_L = %02x int_count = %d", address, value, this->int_count);
|
||||
break;
|
||||
case Sixty6Reg::INT_COUNT_H:
|
||||
this->int_count = (value << 8) | (this->int_count & 0xff);
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:INT_COUNT_H = %02x int_count = %d", address, value, this->int_count);
|
||||
break;
|
||||
case Sixty6Reg::CONTROL_1:
|
||||
{
|
||||
if (this->changed) {
|
||||
if (value & 2) {
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CONTROL_1 = %02x -> %02x", address, value, value & ~2);
|
||||
} else {
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CONTROL_1 = %02x", address, value);
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (value & 2) {
|
||||
LOG_F(SIXTY6_INTERRUPT, "Sixty6: write %d:CONTROL_1 = %02x -> %02x", address, value, value & ~2);
|
||||
} else {
|
||||
LOG_F(SIXTY6_INTERRUPT, "Sixty6: write %d:CONTROL_1 = %02x", address, value);
|
||||
}
|
||||
}
|
||||
this->control_1 = value & ~2; // we don't support hardware cursor
|
||||
|
||||
if (this->control_1 & 0x40) {
|
||||
this->interrupt_enabled = true;
|
||||
}
|
||||
else {
|
||||
/*
|
||||
If you disable interrupts then startup may hang which means we
|
||||
aren't doing interrupts properly.
|
||||
|
||||
We need interrupts to move mouse while it is positioned on the
|
||||
Sixty6 display.
|
||||
*/
|
||||
// this->interrupt_enabled = false;
|
||||
}
|
||||
|
||||
int new_pixel_format = (this->control_1 >> 4) & 3;
|
||||
if (new_pixel_format != this->pixel_format)
|
||||
this->changed = true;
|
||||
|
||||
if (1 || (value & 0x49) == 0x49) {
|
||||
if (this->changed) {
|
||||
this->enable_display();
|
||||
this->changed = false;
|
||||
}
|
||||
}
|
||||
else {
|
||||
//this->disable_display();
|
||||
}
|
||||
break;
|
||||
}
|
||||
case Sixty6Reg::CONTROL_2:
|
||||
this->control_2 = value;
|
||||
LOG_F(SIXTY6, "Sixty6: write %d:CONTROL_2 = %02x", address, value);
|
||||
break;
|
||||
default:
|
||||
LOG_F(ERROR, "Sixty6: write %d:CONTROL_DATA 0x%02x = %02x", address, this->control_addr, value);
|
||||
}
|
||||
break;
|
||||
|
||||
case Sixty6BaseReg::CONTROL_ADDR:
|
||||
LOG_F(SIXTY6_EXTRA, "Sixty6: write %d:CONTROL_ADDR = %02x", address, value);
|
||||
this->control_addr = value;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void Sixty6Video::enable_display()
|
||||
{
|
||||
int new_width, new_height, clk_divisor;
|
||||
|
||||
// get pixel frequency from Saa7187
|
||||
this->pixel_clock = 25000000; // this->saa7187->get_dot_freq();
|
||||
|
||||
// calculate active_width and active_height from video timing parameters
|
||||
new_width = this->h2 - this->h1;
|
||||
new_height = (this->v2_odd - this->v1_odd + this->v2_even - this->v1_even + 1) & ~1;
|
||||
|
||||
if (this->control_1 & 4) {
|
||||
// zoom mode
|
||||
new_width >>= 1;
|
||||
new_height >>= 1;
|
||||
}
|
||||
|
||||
this->active_width = new_width;
|
||||
this->active_height = new_height;
|
||||
|
||||
// set framebuffer parameters
|
||||
this->fb_ptr = &control_video->GetVram()[(this->base_addr << 3) & 0x3fffff]; // why does (this->base_addr << 3) == 0x4C00C20?
|
||||
this->fb_pitch = this->pitch << 3;
|
||||
this->pixel_format = (this->control_1 >> 4) & 3;
|
||||
|
||||
// get pixel depth
|
||||
switch (this->pixel_format) {
|
||||
case 1:
|
||||
this->pixel_depth = 8;
|
||||
this->convert_fb_cb = [this](uint8_t *dst_buf, int dst_pitch) {
|
||||
this->convert_frame_8bpp_indexed(dst_buf, dst_pitch);
|
||||
};
|
||||
break;
|
||||
case 2:
|
||||
this->pixel_depth = 16;
|
||||
this->convert_fb_cb = [this](uint8_t *dst_buf, int dst_pitch) {
|
||||
this->convert_frame_15bpp_BE(dst_buf, dst_pitch);
|
||||
};
|
||||
break;
|
||||
default:
|
||||
LOG_F(ERROR, "Sixty6: Invalid pixel format %d!", this->pixel_format);
|
||||
// fallthrough
|
||||
case 3:
|
||||
this->pixel_depth = 32;
|
||||
this->convert_fb_cb = [this](uint8_t *dst_buf, int dst_pitch) {
|
||||
this->convert_frame_32bpp_BE(dst_buf, dst_pitch);
|
||||
};
|
||||
break;
|
||||
}
|
||||
|
||||
// calculate display refresh rate
|
||||
if (this->v2_odd > 256)
|
||||
this->refresh_rate = 50.0;
|
||||
else
|
||||
this->refresh_rate = 60.0;
|
||||
|
||||
this->hori_blank = this->h1;
|
||||
this->vert_blank = this->v1_odd + this->v1_even;
|
||||
|
||||
this->hori_total = this->h2;
|
||||
this->vert_total = this->v2_odd + v2_even;
|
||||
|
||||
this->stop_refresh_task();
|
||||
|
||||
// set up periodic timer for display updates
|
||||
if (this->active_width > 0 && this->active_height > 0 && this->pixel_clock > 0) {
|
||||
LOG_F(INFO, "Sixty6: refresh rate set to %f Hz", this->refresh_rate);
|
||||
|
||||
this->start_refresh_task();
|
||||
|
||||
this->blank_on = false;
|
||||
|
||||
LOG_F(INFO, "Sixty6: display enabled");
|
||||
this->crtc_on = true;
|
||||
}
|
||||
else {
|
||||
LOG_F(INFO, "Sixty6: display not enabled");
|
||||
this->blank_on = true;
|
||||
this->crtc_on = false;
|
||||
}
|
||||
}
|
||||
|
||||
void Sixty6Video::disable_display()
|
||||
{
|
||||
this->crtc_on = false;
|
||||
LOG_F(INFO, "Sixty6: display disabled");
|
||||
}
|
||||
|
||||
int Sixty6Video::device_postinit()
|
||||
{
|
||||
this->int_ctrl = dynamic_cast<InterruptCtrl*>(
|
||||
gMachineObj->get_comp_by_type(HWCompType::INT_CTRL));
|
||||
this->irq_id = this->int_ctrl->register_dev_int(IntSrc::SIXTY6);
|
||||
|
||||
this->vbl_cb = [this](uint8_t irq_line_state) {
|
||||
if (irq_line_state)
|
||||
this->control_1 |= 0x80;
|
||||
else
|
||||
this->control_1 &= ~0x80;
|
||||
LOG_F(SIXTY6_INTERRUPT, "Sixty6: interrupt state:%d doit:%d", irq_line_state, ((this->control_1 & 0x40) && this->crtc_on));
|
||||
|
||||
if (this->interrupt_enabled && this->crtc_on) {
|
||||
//this->pci_interrupt(irq_line_state);
|
||||
this->int_ctrl->ack_int(this->irq_id, irq_line_state);
|
||||
}
|
||||
};
|
||||
|
||||
this->control_video = dynamic_cast<ControlVideo*>(
|
||||
gMachineObj->get_comp_by_name("ControlVideo"));
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
// ========================== Device registry stuff ==========================
|
||||
|
||||
static const PropMap Sixty6_Properties = {
|
||||
{"has_composite",
|
||||
new BinProperty(0)},
|
||||
{"has_svideo",
|
||||
new BinProperty(0)},
|
||||
};
|
||||
|
||||
static const DeviceDescription Sixty6_Descriptor = {
|
||||
Sixty6Video::create, {}, Sixty6_Properties
|
||||
};
|
||||
|
||||
REGISTER_DEVICE(Sixty6Video, Sixty6_Descriptor);
|
|
@ -0,0 +1,151 @@
|
|||
/*
|
||||
DingusPPC - The Experimental PowerPC Macintosh emulator
|
||||
Copyright (C) 2018-24 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 TNT on-board NTSC/PAL video output definitions. */
|
||||
|
||||
#ifndef SIXTY6_VIDEO_H
|
||||
#define SIXTY6_VIDEO_H
|
||||
|
||||
#include <devices/ioctrl/macio.h>
|
||||
#include <devices/video/videoctrl.h>
|
||||
|
||||
#include <cinttypes>
|
||||
#include <memory>
|
||||
|
||||
namespace Sixty6BaseReg {
|
||||
|
||||
enum Sixty6BaseReg : uint32_t {
|
||||
CLUT_DATA = 0x00, // Open Firmware chaos reads PRSNT_BITS from here!?
|
||||
CLUT_ADDR = 0x01,
|
||||
|
||||
CONTROL_DATA = 0x02,
|
||||
CONTROL_ADDR = 0x03,
|
||||
};
|
||||
|
||||
};
|
||||
|
||||
namespace Sixty6Reg {
|
||||
|
||||
enum Sixty6Reg : uint32_t {
|
||||
// registers 0x00..0x7f are writable; unused in sixty6; Hardware Cursor for ninety9
|
||||
REG_V1O_L = 0x80, // 8 bits
|
||||
REG_V1O_H = 0x81, // 2 bits
|
||||
|
||||
REG_V2O_L = 0x82, // 8 bits
|
||||
REG_V2O_H = 0x83, // 2 bits
|
||||
|
||||
REG_V1E_L = 0x84, // 8 bits
|
||||
REG_V1E_H = 0x85, // 2 bits
|
||||
|
||||
REG_V2E_L = 0x86, // 8 bits
|
||||
REG_V2E_H = 0x87, // 2 bits
|
||||
|
||||
REG_H1_L = 0x88, // 8 bits
|
||||
REG_H1_H = 0x89, // 2 bits
|
||||
|
||||
REG_H2_L = 0x8a, // 8 bits
|
||||
REG_H2_H = 0x8b, // 2 bits
|
||||
|
||||
BASE_ADDR_L = 0x8c, // 8 bits
|
||||
BASE_ADDR_M = 0x8d, // 8 bits
|
||||
BASE_ADDR_H = 0x8e, // 2 bits
|
||||
|
||||
PITCH_L = 0x8f, // 8 bits
|
||||
PITCH_H = 0x90, // 3 bits
|
||||
|
||||
CURSOR_X_L = 0x91, // 8 bits
|
||||
CURSOR_X_H = 0x92, // 2 bits
|
||||
|
||||
CURSOR_Y_L = 0x93, // 8 bits
|
||||
CURSOR_Y_H = 0x94, // 2 bits
|
||||
|
||||
INT_COUNT_L = 0x95, // 8 bits
|
||||
INT_COUNT_H = 0x96, // 2 bits
|
||||
|
||||
CONTROL_1 = 0x97, // 8 bits // 0x00, 0x02, 0x40, 0x48, 0x49, 0x79
|
||||
// 0x01: ?
|
||||
// 0x02: hardware cursor enable (read-only as 0 for sixty6)
|
||||
// 0x04: zoom
|
||||
// 0x08: ?
|
||||
// 0x30: pixel depth: 0 = 8-bit indexed, 2 = 16 bit, 3 = 32 bit
|
||||
// 0x40: interrupt enable
|
||||
// 0x80: interrupt
|
||||
CONTROL_2 = 0x98, // 8 bits // 0x02, 0x03
|
||||
// 0x01: ?
|
||||
// 0x02: ?
|
||||
// registers 0x99..0xff are read only and read from registers 0x19..0x7F.
|
||||
};
|
||||
|
||||
};
|
||||
|
||||
class Saa7187VideoEncoder;
|
||||
class ControlVideo;
|
||||
|
||||
class Sixty6Video: public VideoCtrlBase, public IobusDevice, public HWComponent {
|
||||
|
||||
public:
|
||||
Sixty6Video();
|
||||
|
||||
static std::unique_ptr<HWComponent> create() {
|
||||
return std::unique_ptr<Sixty6Video>(new Sixty6Video());
|
||||
}
|
||||
|
||||
protected:
|
||||
|
||||
void enable_display();
|
||||
void disable_display();
|
||||
|
||||
// HWComponent methods
|
||||
int device_postinit();
|
||||
|
||||
// IobusDevice methods
|
||||
uint16_t iodev_read(uint32_t address);
|
||||
void iodev_write(uint32_t address, uint16_t value);
|
||||
|
||||
uint8_t control_addr = 0;
|
||||
uint8_t clut_addr = 0;
|
||||
uint8_t clut_color[3];
|
||||
uint8_t comp_index = 0;
|
||||
|
||||
uint16_t v1_odd = 0;
|
||||
uint16_t v2_odd = 0;
|
||||
uint16_t v1_even = 0;
|
||||
uint16_t v2_even = 0;
|
||||
uint16_t h1 = 0;
|
||||
uint16_t h2 = 0;
|
||||
uint32_t base_addr = 0;
|
||||
uint16_t pitch = 0;
|
||||
uint16_t cursor_x = 0;
|
||||
uint16_t cursor_y = 0;
|
||||
uint16_t int_count = 0;
|
||||
uint8_t control_1 = 0;
|
||||
bool interrupt_enabled = false;
|
||||
uint8_t control_2 = 0;
|
||||
uint8_t last_control_1_value = 0;
|
||||
uint8_t last_control_1_count = 0;
|
||||
|
||||
bool changed = false;
|
||||
|
||||
std::unique_ptr<Saa7187VideoEncoder> saa7187;
|
||||
ControlVideo * control_video = nullptr;
|
||||
};
|
||||
|
||||
#endif // SIXTY6_VIDEO_H
|
|
@ -115,7 +115,7 @@ static const PropMap pm7500_settings = {
|
|||
};
|
||||
|
||||
static vector<string> pm7500_devices = {
|
||||
"Hammerhead", "Bandit1", "Chaos", "ScsiMesh", "MeshTnt", "GrandCentral", "ControlVideo"
|
||||
"Hammerhead", "Bandit1", "Chaos", "ScsiMesh", "MeshTnt", "GrandCentral", "ControlVideo", "Sixty6Video"
|
||||
};
|
||||
|
||||
static const MachineDescription pm7300_descriptor = {
|
||||
|
|
Loading…
Reference in New Issue