From dc9384250f9329eefbaab0b0fc456e63b7def9cd Mon Sep 17 00:00:00 2001 From: angelosa Date: Thu, 18 Jan 2024 02:05:07 +0100 Subject: [PATCH] bus/pci: add RTL8139 stub --- scripts/src/bus.lua | 2 + src/devices/bus/pci/pci_slot.cpp | 2 + src/devices/bus/pci/rtl8139_pci.cpp | 86 +++++++++++++++++++++++++++++ src/devices/bus/pci/rtl8139_pci.h | 38 +++++++++++++ 4 files changed, 128 insertions(+) create mode 100644 src/devices/bus/pci/rtl8139_pci.cpp create mode 100644 src/devices/bus/pci/rtl8139_pci.h diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua index e853aaedcfb..1621f1cf5d9 100644 --- a/scripts/src/bus.lua +++ b/scripts/src/bus.lua @@ -5442,6 +5442,8 @@ if (BUSES["PCI"]~=null) then MAME_DIR .. "src/devices/bus/pci/sonicvibes.h", MAME_DIR .. "src/devices/bus/pci/rtl8029as_pci.cpp", MAME_DIR .. "src/devices/bus/pci/rtl8029as_pci.h", + MAME_DIR .. "src/devices/bus/pci/rtl8139_pci.cpp", + MAME_DIR .. "src/devices/bus/pci/rtl8139_pci.h", MAME_DIR .. "src/devices/bus/pci/opti82c861.cpp", MAME_DIR .. "src/devices/bus/pci/opti82c861.h", } diff --git a/src/devices/bus/pci/pci_slot.cpp b/src/devices/bus/pci/pci_slot.cpp index ac0dbbdfa40..7339d453d41 100644 --- a/src/devices/bus/pci/pci_slot.cpp +++ b/src/devices/bus/pci/pci_slot.cpp @@ -15,6 +15,7 @@ #include "sonicvibes.h" #include "sw1000xg.h" #include "rtl8029as_pci.h" +#include "rtl8139_pci.h" #include "opti82c861.h" DEFINE_DEVICE_TYPE(PCI_SLOT, pci_slot_device, "pci_slot", "PCI extension motherboard port") @@ -104,6 +105,7 @@ void pci_cards(device_slot_interface &device) // 0x01 - mass storage controllers // 0x02 - network controllers device.option_add("rtl8029as", RTL8029AS_PCI); + device.option_add("rtl8139", RTL8139_PCI); // 0x03 - display controllers device.option_add("virge", VIRGE_PCI); diff --git a/src/devices/bus/pci/rtl8139_pci.cpp b/src/devices/bus/pci/rtl8139_pci.cpp new file mode 100644 index 00000000000..426efe031ab --- /dev/null +++ b/src/devices/bus/pci/rtl8139_pci.cpp @@ -0,0 +1,86 @@ +// license:BSD-3-Clause +// copyright-holders: +/************************************************************************************************** + +Realtek RTL8139C / RTL8139D / RTL8129 (?) PCI ethernet cards + +Second gen of Realtek network cards, driving away from the NE2000 design in '8029AS. +'8139 is considerably popular, being the base of: +- QEMU Virtual Machine; +- Dreamcast BroadBand Adapter, thru a G2-to-PCI bridge codenamed GAPS (Sega ID 315-6170). +https://github.com/sizious/dcload-ip/tree/master +- And a gazillion of other OEM versions, a partial list at: +https://admin.pci-ids.ucw.cz/read/PC/10ec/8139 + +**************************************************************************************************/ + +#include "emu.h" +#include "RTL8139_PCI.h" + +#define LOG_WARN (1U << 1) + +#define VERBOSE (LOG_GENERAL | LOG_WARN) +//#define LOG_OUTPUT_FUNC osd_printf_info +#include "logmacro.h" + +#define LOGWARN(...) LOGMASKED(LOG_WARN, __VA_ARGS__) + + +// RTL8129 (?) +DEFINE_DEVICE_TYPE(RTL8139_PCI, rtl8139_pci_device, "rtl8139_pci", "Realtek RTL8139 PCI Fast Ethernet Adapter card") +// RTL8139A +// RTL8139A-G +// RTL8139B +// RTL8130 +// RTL8139C +// RTL8139C+ +// RTL8100 +// RTL8100B / RTL8139D +// RTL8101 + +rtl8139_pci_device::rtl8139_pci_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) + : pci_card_device(mconfig, type, tag, owner, clock) +{ + // NOTE: later cards actually pick ups device ID from EEPROM, falling back to 0x8139 if there isn't one + // Presumably HWVERID in I/O space tells what kind of device it really is + // TODO: pci-ids shows 0139 as 8139 alias + // TODO: RTL8139C datasheet claims 8129h as default, assume typo for now + set_ids(0x10ec8139, 0x00, 0x020000, 0x10ec8139); +} + +rtl8139_pci_device::rtl8139_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : rtl8139_pci_device(mconfig, RTL8139_PCI, tag, owner, clock) +{ +} + +void rtl8139_pci_device::device_add_mconfig(machine_config &config) +{ + +} + +void rtl8139_pci_device::device_start() +{ + pci_card_device::device_start(); + +// add_map( 256, M_IO, FUNC(rtl8139_pci_device::ioar_map)); +// add_map( 256, M_MEM, FUNC(rtl8139_pci_device::memar_map)); + + // INTA# + intr_pin = 1; +} + +void rtl8139_pci_device::device_reset() +{ + pci_card_device::device_reset(); + + // TODO: strapping options for both command and status + command = 0x0000; + status = 0x0200; + + remap_cb(); +} + +void rtl8139_pci_device::config_map(address_map &map) +{ + pci_card_device::config_map(map); +} diff --git a/src/devices/bus/pci/rtl8139_pci.h b/src/devices/bus/pci/rtl8139_pci.h new file mode 100644 index 00000000000..1fd2cc169cd --- /dev/null +++ b/src/devices/bus/pci/rtl8139_pci.h @@ -0,0 +1,38 @@ +// license:BSD-3-Clause +// copyright-holders: + +#ifndef MAME_NETWORK_RTL8129_PCI_H +#define MAME_NETWORK_RTL8129_PCI_H + +#pragma once + +#include "pci_slot.h" + +class rtl8139_pci_device : public pci_card_device +{ +public: + rtl8139_pci_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + + static constexpr feature_type unemulated_features() { return feature::LAN; } + +protected: + rtl8139_pci_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + + virtual void device_start() override; + virtual void device_reset() override; + virtual void device_add_mconfig(machine_config &config) override; + +// virtual const tiny_rom_entry *device_rom_region() const override; + +// virtual void map_extra(uint64_t memory_window_start, uint64_t memory_window_end, uint64_t memory_offset, address_space *memory_space, +// uint64_t io_window_start, uint64_t io_window_end, uint64_t io_offset, address_space *io_space) override; + + virtual void config_map(address_map &map) override; + +private: + // ... +}; + +DECLARE_DEVICE_TYPE(RTL8139_PCI, rtl8139_pci_device) + +#endif // MAME_NETWORK_RTL8129_PCI_H