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// license: BSD-3-Clause
// copyright-holders: Angelo Salese
/**************************************************************************************************
[Cyrix/National Semiconductor/AMD] [MediaGX/Geode] [Cx/CS]5530 VIDEO implementation (XpressGRAPHICS?)
TODO:
- extensions for host display section (GX_BASE+8300h);
**************************************************************************************************/
#include "emu.h"
#include "mediagx_cs5530_video.h"
#define VERBOSE (LOG_GENERAL)
//#define LOG_OUTPUT_FUNC osd_printf_info
#include "logmacro.h"
DEFINE_DEVICE_TYPE(MEDIAGX_CS5530_VIDEO, mediagx_cs5530_video_device, "mediagx_cs5530_video", "MediaGX CS5530 Video Controller")
mediagx_cs5530_video_device::mediagx_cs5530_video_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: pci_device(mconfig, MEDIAGX_CS5530_VIDEO, tag, owner, clock)
{
set_ids(0x10780104, 0x00, 0x030000, 0x00);
}
void mediagx_cs5530_video_device::config_map(address_map &map)
{
pci_device::config_map(map);
// map(0x14, 0xff).unmaprw(); // <reserved>
}
void mediagx_cs5530_video_device::io_map(address_map &map)
{
}
void mediagx_cs5530_video_device::device_start()
{
pci_device::device_start();
add_map(4*1024, M_MEM, FUNC(mediagx_cs5530_video_device::io_map));
// no INT pin
}
void mediagx_cs5530_video_device::device_reset()
{
pci_device::device_reset();
command = 0x0000;
command_mask = 0x0003;
status = 0x0280;
}
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