summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/machine/lpc-acpi.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/machine/lpc-acpi.c')
-rw-r--r--src/devices/machine/lpc-acpi.c368
1 files changed, 368 insertions, 0 deletions
diff --git a/src/devices/machine/lpc-acpi.c b/src/devices/machine/lpc-acpi.c
new file mode 100644
index 00000000000..72d066affaa
--- /dev/null
+++ b/src/devices/machine/lpc-acpi.c
@@ -0,0 +1,368 @@
+// license:BSD-3-Clause
+// copyright-holders:Olivier Galibert
+#include "lpc-acpi.h"
+
+const device_type LPC_ACPI = &device_creator<lpc_acpi_device>;
+
+DEVICE_ADDRESS_MAP_START(map, 32, lpc_acpi_device)
+ AM_RANGE(0x00, 0x03) AM_READWRITE16(pm1_sts_r, pm1_sts_w, 0x0000ffff)
+ AM_RANGE(0x00, 0x03) AM_READWRITE16(pm1_en_r, pm1_en_w, 0xffff0000)
+ AM_RANGE(0x04, 0x07) AM_READWRITE (pm1_cnt_r, pm1_cnt_w)
+ AM_RANGE(0x08, 0x0b) AM_READ (pm1_tmr_r)
+ AM_RANGE(0x10, 0x13) AM_READWRITE (proc_cnt_r, proc_cnt_w)
+ AM_RANGE(0x14, 0x17) AM_READ8 (lv2_r, 0x000000ff)
+ AM_RANGE(0x28, 0x2b) AM_READWRITE (gpe0_sts_r, gpe0_sts_w)
+ AM_RANGE(0x2c, 0x2f) AM_READWRITE (gpe0_en_r, gpe0_en_w)
+ AM_RANGE(0x30, 0x33) AM_READWRITE (smi_en_r, smi_en_w)
+ AM_RANGE(0x34, 0x37) AM_READWRITE (smi_sts_r, smi_sts_w)
+ AM_RANGE(0x38, 0x3b) AM_READWRITE16(alt_gp_smi_en_r, alt_gp_smi_en_w, 0x0000ffff)
+ AM_RANGE(0x38, 0x3b) AM_READWRITE16(alt_gp_smi_sts_r, alt_gp_smi_sts_w, 0xffff0000)
+ AM_RANGE(0x44, 0x47) AM_READWRITE16(devact_sts_r, devact_sts_w, 0x0000ffff)
+ AM_RANGE(0x48, 0x4b) AM_READWRITE16(devtrap_en_r, devtrap_en_w, 0x0000ffff)
+ AM_RANGE(0x4c, 0x4f) AM_READ16 (bus_addr_track_r, 0x0000ffff)
+ AM_RANGE(0x4c, 0x4f) AM_READ8 (bus_cyc_track_r, 0x00ff0000)
+
+ AM_RANGE(0x60, 0x63) AM_READWRITE8 (tco_rld_r, tco_rld_w, 0x000000ff)
+ AM_RANGE(0x60, 0x63) AM_READWRITE8 (tco_tmr_r, tco_tmr_w, 0x0000ff00)
+ AM_RANGE(0x60, 0x63) AM_READWRITE8 (tco_dat_in_r, tco_dat_in_w, 0x00ff0000)
+ AM_RANGE(0x60, 0x63) AM_READWRITE8 (tco_dat_out_r, tco_dat_out_w, 0xff000000)
+ AM_RANGE(0x64, 0x67) AM_READWRITE16(tco1_sts_r, tco1_sts_w, 0x0000ffff)
+ AM_RANGE(0x64, 0x67) AM_READWRITE16(tco2_sts_r, tco2_sts_w, 0xffff0000)
+ AM_RANGE(0x68, 0x6b) AM_READWRITE16(tco1_cnt_r, tco1_cnt_w, 0x0000ffff)
+ AM_RANGE(0x68, 0x6b) AM_READWRITE16(tco2_cnt_r, tco2_cnt_w, 0xffff0000)
+ AM_RANGE(0x6c, 0x6f) AM_READWRITE8 (tco_message1_r, tco_message1_w, 0x000000ff)
+ AM_RANGE(0x6c, 0x6f) AM_READWRITE8 (tco_message2_r, tco_message2_w, 0x0000ff00)
+ AM_RANGE(0x6c, 0x6f) AM_READWRITE8 (tco_wdstatus_r, tco_wdstatus_w, 0x00ff0000)
+ AM_RANGE(0x70, 0x73) AM_READWRITE8 (sw_irq_gen_r, sw_irq_gen_w, 0x000000ff)
+ADDRESS_MAP_END
+
+lpc_acpi_device::lpc_acpi_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : lpc_device(mconfig, LPC_ACPI, "LPC ACPI", tag, owner, clock, "lpc_acpi", __FILE__)
+{
+}
+
+void lpc_acpi_device::map_device(UINT64 memory_window_start, UINT64 memory_window_end, UINT64 memory_offset, address_space *memory_space,
+ UINT64 io_window_start, UINT64 io_window_end, UINT64 io_offset, address_space *io_space)
+{
+ io_space->install_device(io_offset, io_window_end, *this, &lpc_acpi_device::map);
+}
+
+void lpc_acpi_device::device_start()
+{
+}
+
+void lpc_acpi_device::device_reset()
+{
+ pm1_sts = 0;
+ pm1_en = 0;
+ pm1_cnt = 0;
+ proc_cnt = 0;
+ gpe0_sts = 0;
+ gpe0_en = 0;
+ smi_en = 0;
+ smi_sts = 0;
+ alt_gp_smi_en = 0;
+ alt_gp_smi_sts = 0;
+ devact_sts = 0;
+ devtrap_en = 0;
+
+ tco_rld = 0;
+ tco_tmr = 0;
+ tco_dat_in = 0;
+ tco_dat_out = 0;
+ tco1_sts = 0;
+ tco2_sts = 0;
+ tco1_cnt = 0;
+ tco2_cnt = 0;
+ tco_message1 = 0;
+ tco_message2 = 0;
+ tco_wdstatus = 0;
+ sw_irq_gen = 0;
+}
+
+READ16_MEMBER( lpc_acpi_device::pm1_sts_r)
+{
+ return pm1_sts;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::pm1_sts_w)
+{
+ pm1_sts &= ~data;
+ logerror("%s: pm1_sts = %04x\n", tag(), pm1_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::pm1_en_r)
+{
+ return pm1_en;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::pm1_en_w)
+{
+ COMBINE_DATA(&pm1_en);
+ logerror("%s: pm1_en = %04x\n", tag(), pm1_en);
+}
+
+READ32_MEMBER( lpc_acpi_device::pm1_cnt_r)
+{
+ return pm1_cnt;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::pm1_cnt_w)
+{
+ COMBINE_DATA(&pm1_cnt);
+ logerror("%s: pm1_cnt = %08x\n", tag(), pm1_cnt);
+}
+
+READ32_MEMBER(lpc_acpi_device::pm1_tmr_r)
+{
+ return machine().time().as_ticks(3579545) & 0xffffff;
+}
+
+READ32_MEMBER( lpc_acpi_device::proc_cnt_r)
+{
+ return proc_cnt;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::proc_cnt_w)
+{
+ COMBINE_DATA(&proc_cnt);
+ logerror("%s: proc_cnt = %08x\n", tag(), proc_cnt);
+}
+
+READ8_MEMBER( lpc_acpi_device::lv2_r)
+{
+ return 0x00;
+}
+
+READ32_MEMBER( lpc_acpi_device::gpe0_sts_r)
+{
+ return gpe0_sts;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::gpe0_sts_w)
+{
+ COMBINE_DATA(&gpe0_sts);
+ logerror("%s: gpe0_sts = %08x\n", tag(), gpe0_sts);
+}
+
+READ32_MEMBER( lpc_acpi_device::gpe0_en_r)
+{
+ return gpe0_en;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::gpe0_en_w)
+{
+ COMBINE_DATA(&gpe0_en);
+ logerror("%s: gpe0_en = %08x\n", tag(), gpe0_en);
+}
+
+READ32_MEMBER( lpc_acpi_device::smi_en_r)
+{
+ return smi_en;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::smi_en_w)
+{
+ COMBINE_DATA(&smi_en);
+ logerror("%s: smi_en = %08x\n", tag(), smi_en);
+}
+
+READ32_MEMBER( lpc_acpi_device::smi_sts_r)
+{
+ return smi_sts;
+}
+
+WRITE32_MEMBER(lpc_acpi_device::smi_sts_w)
+{
+ COMBINE_DATA(&smi_sts);
+ logerror("%s: smi_sts = %08x\n", tag(), smi_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::alt_gp_smi_en_r)
+{
+ return alt_gp_smi_en;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::alt_gp_smi_en_w)
+{
+ COMBINE_DATA(&alt_gp_smi_en);
+ logerror("%s: alt_gp_smi_en = %04x\n", tag(), alt_gp_smi_en);
+}
+
+READ16_MEMBER( lpc_acpi_device::alt_gp_smi_sts_r)
+{
+ return alt_gp_smi_sts;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::alt_gp_smi_sts_w)
+{
+ COMBINE_DATA(&alt_gp_smi_sts);
+ logerror("%s: alt_gp_smi_sts = %04x\n", tag(), alt_gp_smi_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::devact_sts_r)
+{
+ return devact_sts;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::devact_sts_w)
+{
+ COMBINE_DATA(&devact_sts);
+ logerror("%s: devact_sts = %04x\n", tag(), devact_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::devtrap_en_r)
+{
+ return devtrap_en;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::devtrap_en_w)
+{
+ COMBINE_DATA(&devtrap_en);
+ logerror("%s: devtrap_en = %04x\n", tag(), devtrap_en);
+}
+
+READ16_MEMBER( lpc_acpi_device::bus_addr_track_r)
+{
+ logerror("%s: read bus_addr_track\n", tag());
+ return 0;
+}
+
+READ8_MEMBER( lpc_acpi_device::bus_cyc_track_r)
+{
+ logerror("%s: read bus_cyc_track\n", tag());
+ return 0;
+}
+
+
+READ8_MEMBER( lpc_acpi_device::tco_rld_r)
+{
+ return tco_rld;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_rld_w)
+{
+ tco_rld = data;
+ logerror("%s: tco_rld = %02x\n", tag(), tco_rld);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_tmr_r)
+{
+ return tco_tmr;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_tmr_w)
+{
+ tco_tmr = data;
+ logerror("%s: tco_tmr = %02x\n", tag(), tco_tmr);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_dat_in_r)
+{
+ return tco_dat_in;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_dat_in_w)
+{
+ tco_dat_in = data;
+ logerror("%s: tco_dat_in = %02x\n", tag(), tco_dat_in);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_dat_out_r)
+{
+ return tco_dat_out;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_dat_out_w)
+{
+ tco_dat_out = data;
+ logerror("%s: tco_dat_out = %02x\n", tag(), tco_dat_out);
+}
+
+READ16_MEMBER( lpc_acpi_device::tco1_sts_r)
+{
+ return tco1_sts;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::tco1_sts_w)
+{
+ COMBINE_DATA(&tco1_sts);
+ logerror("%s: tco1_sts = %04x\n", tag(), tco1_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::tco2_sts_r)
+{
+ return tco2_sts;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::tco2_sts_w)
+{
+ COMBINE_DATA(&tco2_sts);
+ logerror("%s: tco2_sts = %04x\n", tag(), tco2_sts);
+}
+
+READ16_MEMBER( lpc_acpi_device::tco1_cnt_r)
+{
+ return tco1_cnt;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::tco1_cnt_w)
+{
+ COMBINE_DATA(&tco1_cnt);
+ logerror("%s: tco1_cnt = %04x\n", tag(), tco1_cnt);
+}
+
+READ16_MEMBER( lpc_acpi_device::tco2_cnt_r)
+{
+ return tco2_cnt;
+}
+
+WRITE16_MEMBER(lpc_acpi_device::tco2_cnt_w)
+{
+ COMBINE_DATA(&tco2_cnt);
+ logerror("%s: tco2_cnt = %04x\n", tag(), tco2_cnt);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_message1_r)
+{
+ return tco_message1;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_message1_w)
+{
+ tco_message1 = data;
+ logerror("%s: tco_message1 = %02x\n", tag(), tco_message1);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_message2_r)
+{
+ return tco_message2;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_message2_w)
+{
+ tco_message2 = data;
+ logerror("%s: tco_message2 = %02x\n", tag(), tco_message2);
+}
+
+READ8_MEMBER( lpc_acpi_device::tco_wdstatus_r)
+{
+ return tco_wdstatus;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::tco_wdstatus_w)
+{
+ tco_wdstatus = data;
+ logerror("%s: tco_wdstatus = %02x\n", tag(), tco_wdstatus);
+}
+
+READ8_MEMBER( lpc_acpi_device::sw_irq_gen_r)
+{
+ return sw_irq_gen;
+}
+
+WRITE8_MEMBER( lpc_acpi_device::sw_irq_gen_w)
+{
+ sw_irq_gen = data;
+ logerror("%s: sw_irq_gen = %02x\n", tag(), sw_irq_gen);
+}