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author Patrick Mackinlay <pmackinlay@hotmail.com>2018-11-21 17:41:12 +0700
committer Patrick Mackinlay <pmackinlay@hotmail.com>2018-11-21 17:41:12 +0700
commit685c116dfc2d29fedb48acca45ef66fecfea0d71 (patch)
tree52f3c983a4d45392e1ba1d6b39ccf39cb915d7e6
parent92335b5a9a09086f8c42d88540e8631a5f5ee3b9 (diff)
4dpi: comments (nw)
-rw-r--r--src/mame/drivers/4dpi.cpp14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/mame/drivers/4dpi.cpp b/src/mame/drivers/4dpi.cpp
index 3454744feb8..b5e5cb2d1f5 100644
--- a/src/mame/drivers/4dpi.cpp
+++ b/src/mame/drivers/4dpi.cpp
@@ -3,7 +3,7 @@
/****************************************************************************
drivers/4dpi.cpp
- SGI 4D/PI IP6 family skeleton driver
+ SGI Personal IRIS family skeleton driver
by Ryan Holtz
@@ -13,6 +13,12 @@
R2000:
NYI
+ Year Model Board CPU Clock I/D Cache
+ 1988 4D/20 IP6 R2000 12.5MHz 16KiB/8KiB
+ 4D/25 IP10 R3000 20MHz 64KiB/32KiB
+ 4D/30 IP14 R3000 30MHz
+ 1991 4D/35 IP12 R3000 36MHz
+
****************************************************************************/
#include "emu.h"
@@ -234,7 +240,7 @@ void sgi_ip6_state::sgi_ip6_map(address_map &map)
***************************************************************************/
MACHINE_CONFIG_START(sgi_ip6_state::sgi_ip6)
- R2000(config, m_maincpu, 25_MHz_XTAL / 2);
+ R2000(config, m_maincpu, 25_MHz_XTAL / 2, 16384, 8192);
m_maincpu->set_endianness(ENDIANNESS_BIG);
m_maincpu->set_addrmap(AS_PROGRAM, &sgi_ip6_state::sgi_ip6_map);
m_maincpu->set_vblank_int("screen", FUNC(sgi_ip6_state::sgi_ip6_vbl));
@@ -271,5 +277,5 @@ ROM_START( sgi_ip6 )
ROM_LOAD( "4d202031.bin", 0x000000, 0x040000, CRC(065a290a) SHA1(6f5738e79643f94901e6efe3612468d14177f65b) )
ROM_END
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1988, sgi_ip6, 0, 0, sgi_ip6, sgi_ip6, sgi_ip6_state, init_sgi_ip6, "Silicon Graphics Inc", "4D/PI (R2000, 12.5MHz)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )
+// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
+COMP( 1988, sgi_ip6, 0, 0, sgi_ip6, sgi_ip6, sgi_ip6_state, init_sgi_ip6, "Silicon Graphics Inc", "4D/20", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )