Removed (pretty inconsistently used) tab chars from source code base.
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@@ -5,9 +5,9 @@
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; Ullrich von Bassewitz, 2002-12-09, 2003-12-27
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;
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.include "zeropage.inc"
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.include "zeropage.inc"
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.include "em-kernel.inc"
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.include "em-kernel.inc"
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.include "em-error.inc"
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.include "cbm510.inc"
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@@ -22,7 +22,7 @@
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; Driver signature
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.byte $65, $6d, $64 ; "emd"
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.byte EMD_API_VERSION ; EM API version number
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.byte EMD_API_VERSION ; EM API version number
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; Jump table.
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@@ -32,7 +32,7 @@
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.word MAP
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.word USE
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.word COMMIT
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.word COPYFROM
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.word COPYFROM
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.word COPYTO
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; ------------------------------------------------------------------------
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@@ -48,7 +48,7 @@ OFFS = 2
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curpage: .res 1 ; Current page number
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window: .res 256 ; Memory "window"
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pagecount: .res 1 ; Number of available pages
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pagecount: .res 1 ; Number of available pages
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.code
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@@ -61,14 +61,14 @@ pagecount: .res 1 ; Number of available pages
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;
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INSTALL:
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lda #$FF
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lda #$FF
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sta curpage ; Invalidate the current page
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sta pagecount ; Assume all memory available
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sec
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jsr $FF99 ; MEMTOP
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cmp #RAMBANK ; Top of memory in bank 2?
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cmp #RAMBANK ; Top of memory in bank 2?
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bne @L1 ; No: We can use all the memory
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txa
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sub #OFFS
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@@ -78,7 +78,7 @@ INSTALL:
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@L1: lda #<EM_ERR_OK
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ldx #>EM_ERR_OK
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; rts ; Run into UNINSTALL instead
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; rts ; Run into UNINSTALL instead
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; ------------------------------------------------------------------------
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; UNINSTALL routine. Is called before the driver is removed from memory.
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@@ -104,11 +104,11 @@ PAGECOUNT:
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; by the driver.
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;
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MAP: sta curpage ; Remember the new page
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MAP: sta curpage ; Remember the new page
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sta ptr1+1
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lda #OFFS
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sta ptr1
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sta ptr1+1
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lda #OFFS
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sta ptr1
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; Transfer one page
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@@ -143,7 +143,7 @@ USE: sta curpage ; Remember the page
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; ------------------------------------------------------------------------
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; COMMIT: Commit changes in the memory window to extended storage.
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COMMIT: lda curpage ; Get the current page
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COMMIT: lda curpage ; Get the current page
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cmp #$FF
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beq done ; Jump if no page mapped
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