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mips: mirror prom (nw)

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This commit is contained in:
Patrick Mackinlay 2019-08-01 14:36:55 +07:00
parent 50cfa6041c
commit 2157278ff0
1 changed files with 21 additions and 3 deletions
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24
src/mame/drivers/mips.cpp
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@ -179,6 +179,23 @@
*
* Keyboard controller output port
* 4: select 1M/4M SIMMs?
*
* PON failures
* kseg0/kseg1 cache
* instruction cache functionality (skipped)
* instruction cache mats+ (skipped)
* data cache block refill
* instruction cache block refill (skipped)
* scc - requires z80scc zero count interrupt
* tod - loop <1 second real time?
* color frame buffer (skipped)
* dma controller chip
* scsi controller chip
* tlb (skipped) - all pass except tlb_n (requires cpu data cache)
* exception (skipped)
* parity
* dma parity (skipped)
* at serial board (skipped)
*/
#include "emu.h"
@ -670,6 +687,9 @@ void rx3230_state::rx3230_map(address_map &map)
{
map(0x00000000, 0x07ffffff).noprw(); // silence ram
//map(0x10000000, 0x13ffffff); // restricted AT I/O space
//map(0x14000000, 0x17ffffff); // restricted AT memory space
map(0x16080004, 0x16080007).nopr(); // silence graphics register
map(0x18000000, 0x1800003f).m(m_scsi, FUNC(ncr53c94_device::map)).umask32(0xff);
@ -686,9 +706,7 @@ void rx3230_state::rx3230_map(address_map &map)
//map(0x1e800000, 0x1e800003).umask32(0xff); // fdc tc
map(0x1fc00000, 0x1fc3ffff).rom().region("rx3230", 0);
map(0x1ff00000, 0x1ff00003).lr8("boardtype", []() { return 0xa; }).umask32(0xff); // r? idprom boardtype?
//map(0x1ff00018, 0x1ff0001b).umask32(0x0000ff00); // r? idprom?
map(0x1ff00000, 0x1ff3ffff).rom().region("rx3230", 0); // mirror
}
void rx3230_state::rs3230_map(address_map &map)