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x68k: generate a bus error on accessing the FPU expansion device (fixes Illumination LASER).

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mahlemiut 2014-06-17 04:35:33 +00:00
parent 9159e0d6d1
commit cf7f1d2e0b
1 changed files with 3 additions and 0 deletions
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3
src/mess/drivers/x68k.c
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@ -1153,6 +1153,7 @@ static ADDRESS_MAP_START(x68k_map, AS_PROGRAM, 16, x68k_state )
AM_RANGE(0xe98000, 0xe99fff) AM_READWRITE(x68k_scc_r, x68k_scc_w)
AM_RANGE(0xe9a000, 0xe9bfff) AM_READWRITE(x68k_ppi_r, x68k_ppi_w)
AM_RANGE(0xe9c000, 0xe9dfff) AM_READWRITE(x68k_ioc_r, x68k_ioc_w)
AM_RANGE(0xe9e000, 0xe9e3ff) AM_READWRITE(x68k_exp_r, x68k_exp_w) // FPU (Optional)
AM_RANGE(0xea0000, 0xea1fff) AM_READWRITE(x68k_exp_r, x68k_exp_w) // external SCSI ROM and controller
AM_RANGE(0xeafa00, 0xeafa1f) AM_READWRITE(x68k_exp_r, x68k_exp_w)
AM_RANGE(0xeafa80, 0xeafa89) AM_READWRITE(x68k_areaset_r, x68k_enh_areaset_w)
@ -1191,6 +1192,7 @@ static ADDRESS_MAP_START(x68kxvi_map, AS_PROGRAM, 16, x68k_state )
AM_RANGE(0xe98000, 0xe99fff) AM_READWRITE(x68k_scc_r, x68k_scc_w)
AM_RANGE(0xe9a000, 0xe9bfff) AM_READWRITE(x68k_ppi_r, x68k_ppi_w)
AM_RANGE(0xe9c000, 0xe9dfff) AM_READWRITE(x68k_ioc_r, x68k_ioc_w)
AM_RANGE(0xe9e000, 0xe9e3ff) AM_READWRITE(x68k_exp_r, x68k_exp_w) // FPU (Optional)
AM_RANGE(0xea0000, 0xea1fff) AM_READWRITE(x68k_exp_r, x68k_exp_w) // external SCSI ROM and controller
AM_RANGE(0xeafa00, 0xeafa1f) AM_READWRITE(x68k_exp_r, x68k_exp_w)
AM_RANGE(0xeafa80, 0xeafa89) AM_READWRITE(x68k_areaset_r, x68k_enh_areaset_w)
@ -1229,6 +1231,7 @@ static ADDRESS_MAP_START(x68030_map, AS_PROGRAM, 32, x68k_state )
AM_RANGE(0xe98000, 0xe99fff) AM_READWRITE16(x68k_scc_r, x68k_scc_w,0xffffffff)
AM_RANGE(0xe9a000, 0xe9bfff) AM_READWRITE16(x68k_ppi_r, x68k_ppi_w,0xffffffff)
AM_RANGE(0xe9c000, 0xe9dfff) AM_READWRITE16(x68k_ioc_r, x68k_ioc_w,0xffffffff)
AM_RANGE(0xe9e000, 0xe9e3ff) AM_READWRITE16(x68k_exp_r, x68k_exp_w,0xffffffff) // FPU (Optional)
AM_RANGE(0xea0000, 0xea1fff) AM_NOP//AM_READWRITE16(x68k_exp_r, x68k_exp_w,0xffffffff) // external SCSI ROM and controller
AM_RANGE(0xeafa00, 0xeafa1f) AM_READWRITE16(x68k_exp_r, x68k_exp_w,0xffffffff)
AM_RANGE(0xeafa80, 0xeafa8b) AM_READWRITE16(x68k_areaset_r, x68k_enh_areaset_w,0xffffffff)