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xbox_pci.cpp: some cleaning (nw)

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This commit is contained in:
yz70s 2018-11-03 20:39:25 +01:00
parent 71944cbdeb
commit 141f5ad59b
2 changed files with 16 additions and 12 deletions
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1
src/mame/includes/xbox_pci.h
View File

@ -143,6 +143,7 @@ private:
ohci_usb_controller *ohci_usb;
devcb_write_line m_interrupt_handler;
emu_timer *timer;
required_device<cpu_device> maincpu;
std::function<void(void)> hack_callback;
void ohci_mmio(address_map &map);
struct dev_t {

27
src/mame/machine/xbox_pci.cpp
View File

@ -193,25 +193,26 @@ void mcpx_smbus_device::device_reset()
READ32_MEMBER(mcpx_smbus_device::smbus_r)
{
if ((offset == 0) && (mem_mask == 0xff)) // 0 smbus status
smbusst.words[offset] = (smbusst.words[offset] & ~mem_mask) | ((smbusst.status << 0) & mem_mask);
if ((offset == 1) && ((mem_mask == 0x00ff0000) || (mem_mask == 0xffff0000))) // 6 smbus data
smbusst.words[offset] = (smbusst.words[offset] & ~mem_mask) | ((smbusst.data << 16) & mem_mask);
if (offset == 0) // 0 smbus status
smbusst.words[offset] = (smbusst.words[offset] & ~0xffff) | ((smbusst.status & 0xffff) << 0);
if (offset == 1) // 6 smbus data
smbusst.words[offset] = (smbusst.words[offset] & ~(0xffff << 16)) | ((smbusst.data & 0xffff) << 16);
return smbusst.words[offset];
}
WRITE32_MEMBER(mcpx_smbus_device::smbus_w)
{
COMBINE_DATA(smbusst.words);
if ((offset == 0) && (mem_mask == 0xff)) // 0 smbus status
if ((offset == 0) && (ACCESSING_BITS_0_7 || ACCESSING_BITS_8_15)) // 0 smbus status
{
if (!((smbusst.status ^ data) & 0x10)) // clearing interrupt
{
m_interrupt_handler(0);
if (m_interrupt_handler)
m_interrupt_handler(0);
}
smbusst.status &= ~data;
}
if ((offset == 0) && (mem_mask == 0xff0000)) // 2 smbus control
if ((offset == 0) && ACCESSING_BITS_16_23) // 2 smbus control
{
data = data >> 16;
smbusst.control = data;
@ -229,22 +230,23 @@ WRITE32_MEMBER(mcpx_smbus_device::smbus_w)
smbusst.status |= 0x10;
if (smbusst.control & 0x10)
{
m_interrupt_handler(1);
if (m_interrupt_handler)
m_interrupt_handler(1);
}
}
}
}
if ((offset == 1) && (mem_mask == 0xff)) // 4 smbus address
if ((offset == 1) && ACCESSING_BITS_0_7) // 4 smbus address
{
smbusst.address = data >> 1;
smbusst.rw = data & 1;
}
if ((offset == 1) && ((mem_mask == 0x00ff0000) || (mem_mask == 0xffff0000))) // 6 smbus data
if ((offset == 1) && (ACCESSING_BITS_16_23 || ACCESSING_BITS_16_31)) // 6 smbus data
{
data = data >> 16;
smbusst.data = data;
}
if ((offset == 2) && (mem_mask == 0xff)) // 8 smbus command
if ((offset == 2) && ACCESSING_BITS_0_7) // 8 smbus command
smbusst.command = data;
}
@ -264,6 +266,7 @@ mcpx_ohci_device::mcpx_ohci_device(const machine_config &mconfig, const char *ta
ohci_usb(nullptr),
m_interrupt_handler(*this),
timer(nullptr),
maincpu(*this, ":maincpu"),
connecteds_count(0)
{
set_ids(0x10de01c2, 0, 0, 0);
@ -282,7 +285,7 @@ void mcpx_ohci_device::device_start()
add_map(0x00001000, M_MEM, FUNC(mcpx_ohci_device::ohci_mmio));
bank_infos[0].adr = 0xfed00000;
ohci_usb = new ohci_usb_controller();
ohci_usb->set_cpu(machine().device<cpu_device>("maincpu"));
ohci_usb->set_cpu(maincpu.target());
ohci_usb->set_irq_callbaclk(
[&](int state)
{