Initial raw sources commit

safe.inc

@@ -0,0 +1,58 @@
+; ==================================================
+; Orion BASIC v2.4 for Orion-128 computer
+;
+; Helper routines for BASIC
+; in safe, unswitheable RAM area
+; Disassembled by Romychs @ 2026-10-23
+; ==================================================
+
+; --------------------------------------------------
+;  Inp: A - RAM-page
+;       C - AND mask
+; --------------------------------------------------
+ORI_SAFE_SET_ATTR EQU 0xF300
+
+; --------------------------------------------------
+;  Inp: A - RAM-page
+;       B - OR mask
+;       C - AND mask
+;       HL - address in ext RAM
+;  Out: B
+; --------------------------------------------------
+ORI_SCR_ANDOR EQU 0xF310
+
+
+; --------------------------------------------------
+; Mask by OR hi 4 bit of extended RAM byte:
+;  RAM[A][HL] = RAM[A][HL] AND 0xF0 OR B
+;  Inp: A - memory page
+;       B - mask
+;       HL - address in extended RAM
+; --------------------------------------------------
+ORI_MSK_HI_OR EQU 0xF31F
+
+; --------------------------------------------------
+; Fill screen attributes
+;  Inp: A - memory page
+;       C - rows, B - columns
+;       HL - start address
+; --------------------------------------------------
+ORI_SCR_FA  EQU 0xF32A
+
+; Variable
+SAF_CURATR  EQU 0xF349
+
+; Variable
+BYTE_ram_f34a  EQU 0xF34A
+
+; --------------------------------------------------
+; Output char for specified memory page
+;  Inp: A - memory page
+;       C - character code
+; --------------------------------------------------
+ORI_MON_TV2 EQU 0xF34B
+
+; --------------------------------------------------
+; Buffer for filename (12 bytes)
+; --------------------------------------------------
+FNAMBUF EQU 0xF354