for PMS150G IO pull low support

[homeworkboy]

--- ./fppa-pdk-tools/cpuvariant/pmx150.c 2021-02-07 17:51:08.464264736 +0800
+++ pmx150.c 2021-02-07 18:19:26.728133987 +0800
@@ -87,6 +87,7 @@
case 0x10: if(bit<8) sprintf(buffer,"PA.%d",bit); else r="PA"; break;
case 0x11: if(bit<8) sprintf(buffer,"PAC.%d",bit); else r="PAC"; break;
case 0x12: if(bit<8) sprintf(buffer,"PAPH.%d",bit); else r="PAPH"; break;

• case 0x13: if(bit<8) sprintf(buffer,"PAPL.%d",bit); else r="PAPH"; break;

  case 0x17: r="TM2S"; break;

[homeworkboy]

--- ./fppa-pdk-tools/cpuvariant/pmx150.c 2021-02-07 17:51:08.464264736 +0800
+++ pmx150.c 2021-02-07 18:19:26.728133987 +0800
@@ -87,6 +87,7 @@
case 0x10: if(bit<8) sprintf(buffer,"PA.%d",bit); else r="PA"; break;
case 0x11: if(bit<8) sprintf(buffer,"PAC.%d",bit); else r="PAC"; break;
case 0x12: if(bit<8) sprintf(buffer,"PAPH.%d",bit); else r="PAPH"; break;

• case 0x13: if(bit<8) sprintf(buffer,"PAPL.%d",bit); else r="PAPL"; break;

  case 0x17: r="TM2S"; break;

[homeworkboy]

--- ./fppa-pdk-tools/emucpu/emucpu.c 2021-02-07 17:51:08.465264730 +0800
+++ emucpu.c 2021-02-07 18:33:01.978153725 +0800
@@ -34,6 +34,7 @@
case 0x0B80: // PMS150 / PMC150
case 0x1E01: // PMS150B
case 0x2A16: // PMS150C

• case 0x2539: // PMS150G
  pmx150_init(cpu,fixupHighCode); break;

  case 0x2A06: // PMS154