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Elite on the BBC Micro

Copy protection: LOAD [Disc version, Loader 2]

Name: LOAD [Show more] Type: Subroutine Category: Copy protection Summary: This code accesses the disc directly (not used in this version as disc protection is disabled)
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * MPL calls LOAD
.LOAD JSR LOAD10 PLA STA L0509 PLA STA L050A PLA CLC ADC L0551 STA L0557 PLA STA L0559 PLA STA L0558 BEQ LOAD2 .LOAD1 JSR LOAD7 DEC L0558 BNE LOAD1 .LOAD2 LDA L0559 BEQ LOAD3 ORA #&20 STA L0511 JSR LOAD7 .LOAD3 LDA L051A BEQ LOAD5 LDY #&00 .LOAD4 LDA &0700,Y STA &1000,Y INY BNE LOAD4 .LOAD5 LDX L055B BEQ LOAD6 LDX #&52 LDY #&05 JSR OSCLI LDX #&02 .LOAD6 STX &76 \ Store the drive number in &76 for retrieval in ELITE4 LDA #&15 LDX #&00 JSR OSBYTE LDA #&C9 LDX #&01 LDY #&01 JMP OSBYTE .LOAD7 JSR LOAD11 LDA #&28 SEC SBC L0557 STA L0545 STA L050F LDA #&01 JSR LOAD13 LDA L050A CMP #&0E BNE LOAD8 LDA L050F STA L051A STA L0525 STA L0530 LDA #&04 JSR LOAD13 LDA #&05 JSR LOAD13 LDA #&06 JSR LOAD13 JMP LOAD9 .LOAD8 LDA #&03 JSR LOAD13 .LOAD9 LDA L053B STA L0545 LDA #&01 JSR LOAD13 LDA L050A CLC ADC #&0A STA L050A INC L0557 RTS .LOAD10 JSR LOAD11 LDA L053B STA L054E LDA #&02 JSR LOAD13 RTS .LOAD11 LDA L0557 LDX L055B BEQ LOAD12 ASL A .LOAD12 STA L053B LDA #&00 .LOAD13 STA R .LOAD14 LDA R ASL A TAX LDA L04FA,X LDY L04FA+1,X TAX STX P STY P+1 LDA #127 JSR OSWORD LDA R CMP #&03 BCC LOAD15 LDY #&0A LDA (P),Y AND #&DF BNE LOAD14 .LOAD15 RTS .L04FA EQUB &34 EQUB &05, &3D, &05, &47, &05, &08, &05, &13 EQUB &05, &1E, &05, &29, &05, &FF .L0509 EQUB &00 .L050A EQUB &0A EQUB &FF, &FF, &03, &57 .L050F EQUB &00, &F6 .L0511 EQUB &2A, &00 EQUB &FF, &00, &0E, &FF, &FF, &03, &57 .L051A EQUB &00 EQUB &F6, &22, &00, &FF, &00, &07, &FF, &FF EQUB &03, &57 .L0525 EQUB &00, &F8, &21, &00, &FF, &00 EQUB &11, &FF, &FF, &03, &57 .L0530 EQUB &00, &F9, &27 EQUB &00, &FF, &FF, &FF, &FF, &FF, &01, &69 .L053B EQUB &00, &00, &FF, &FF, &FF, &FF, &FF, &02 EQUB &7A, &12 .L0545 EQUB &00, &00, &FF, &00, &07, &FF EQUB &FF, &03, &5B .L054E EQUB &00, &00, &0A .L0551 EQUB &00, &44 EQUB &52, &2E, &32, &0D .L0557 EQUB &03 .L0558 EQUB &00 .L0559 EQUB &00 EQUB &80 \ This is location &5973, as referenced by part 1 .L055B EQUB &FF, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00 \ This is location &5A00, as referenced by part 1 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 EQUB &00, &00, &00, &00, &00, &00, &00, &00 COPYBLOCK LOAD, P%, LOADcode ORG LOADcode + P% - LOAD SKIP 487 \ These bytes appear to be unused