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re-add this (nw)

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This commit is contained in:
Vas Crabb 2016-06-22 14:16:23 +10:00
parent af406e316a
commit e876b7870e
1 changed files with 37 additions and 0 deletions
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37
src/mame/drivers/sun4.cpp
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@ -422,6 +422,42 @@
#define PM_ACCESSED (0x02000000) // accessed flag
#define PM_MODIFIED (0x01000000) // modified flag
namespace
{
const sparc_disassembler::asi_desc_map::value_type sun4_asi_desc[] = {
{ 0x10, { nullptr, "Flush I-Cache (Segment)" } },
{ 0x11, { nullptr, "Flush I-Cache (Page)" } },
{ 0x02, { nullptr, "System Space" } }, { 0x12, { nullptr, "Flush I-Cache (Context)" } },
{ 0x03, { nullptr, "Segment Map" } }, { 0x13, { nullptr, "Flush I-Cache (User)" } },
{ 0x04, { nullptr, "Page Map" } }, { 0x14, { nullptr, "Flush D-Cache (Segment)" } },
{ 0x05, { nullptr, "Block Copy" } }, { 0x15, { nullptr, "Flush D-Cache (Page)" } },
{ 0x06, { nullptr, "Region Map" } }, { 0x16, { nullptr, "Flush D-Cache (Context)" } },
{ 0x07, { nullptr, "Flush Cache (Region)" } }, { 0x17, { nullptr, "Flush D-Cache (User)" } },
{ 0x08, { nullptr, "User Instruction" } },
{ 0x09, { nullptr, "Supervisor Instruction" } },
{ 0x0a, { nullptr, "User Data" } },
{ 0x0b, { nullptr, "Supervisor Data" } }, { 0x1b, { nullptr, "Flush I-Cache (Region)" } },
{ 0x0c, { nullptr, "Flush Cache (Segment)" } },
{ 0x0d, { nullptr, "Flush Cache (Page)" } },
{ 0x0e, { nullptr, "Flush Cache (Context)" } },
{ 0x0f, { nullptr, "Flush Cache (User)" } }, { 0x1f, { nullptr, "Flush D-Cache (Region)" } }
};
/* TODO: make SPARCstation-1 a different machine type so it can load its own ASI descriptions - it's a subset of Sun4
const sparc_disassembler::asi_desc_map::value_type sun4c_asi_desc[] = {
{ 0x02, { nullptr, "System Space" } },
{ 0x03, { nullptr, "Segment Map" } },
{ 0x04, { nullptr, "Page Map" } },
{ 0x08, { nullptr, "User Instruction" } },
{ 0x09, { nullptr, "Supervisor Instruction" } },
{ 0x0a, { nullptr, "User Data" } },
{ 0x0b, { nullptr, "Supervisor Data" } },
{ 0x0c, { nullptr, "Flush Cache (Segment)" } },
{ 0x0d, { nullptr, "Flush Cache (Page)" } },
{ 0x0e, { nullptr, "Flush Cache (Context)" } }
};
*/
}
class sun4_state : public driver_device
{
public:
@ -823,6 +859,7 @@ static MACHINE_CONFIG_START( sun4, sun4_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", MB86901, 16670000)
MCFG_DEVICE_ADDRESS_MAP(AS_PROGRAM, sun4_mem)
MCFG_SPARC_ADD_ASI_DESC(sun4_asi_desc)
MCFG_RAM_ADD(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("16M")