the10thwiz/cc65
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Use changed EM decls

Browse Source 
git-svn-id: svn://svn.cc65.org/cc65/trunk@2773 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2003-12-16 21:08:13 +00:00
parent fdb5ed5fa1
commit 5010b8be45
14 changed files with 88 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
libsrc/c64/c64-ram.s
View File

@@ -22,7 +22,7 @@
; Driver signature
.byte $65, $6d, $64 ; "emd"
.byte $00 ; EM API version number
.byte EMD_API_VERSION ; EM API version number
; Jump table.
@@ -162,7 +162,7 @@ loop: .repeat 8
; Done
done: rts
done: rts
; ------------------------------------------------------------------------
; COPYFROM: Copy from extended into linear memory. A pointer to a structure
@@ -173,24 +173,24 @@ done: rts
COPYFROM:
sta ptr3
stx ptr3+1 ; Save the passed em_copy pointer
ldy #EM_COPY_OFFS
ldy #EM_COPY::OFFS
lda (ptr3),y
sta ptr1
ldy #EM_COPY_PAGE
ldy #EM_COPY::PAGE
lda (ptr3),y
clc
adc #>BASE
sta ptr1+1 ; From
ldy #EM_COPY_BUF
ldy #EM_COPY::BUF
lda (ptr3),y
sta ptr2
iny
lda (ptr3),y
sta ptr2+1 ; To
common: ldy #EM_COPY_COUNT+1
common: ldy #EM_COPY::COUNT+1
lda (ptr3),y ; Get number of pages
beq @L2 ; Skip if no full pages
sta tmp1
@@ -206,7 +206,7 @@ common: ldy #EM_COPY_COUNT+1
; Copy the remainder of the page
@L2: ldy #EM_COPY_COUNT
@L2: ldy #EM_COPY::COUNT
lda (ptr3),y ; Get bytes in last page
beq @L4
tax
@@ -245,16 +245,16 @@ common: ldy #EM_COPY_COUNT+1
COPYTO: sta ptr3
stx ptr3+1 ; Save the passed em_copy pointer
ldy #EM_COPY_OFFS
ldy #EM_COPY::OFFS
lda (ptr3),y
sta ptr2
ldy #EM_COPY_PAGE
ldy #EM_COPY::PAGE
lda (ptr3),y
clc
adc #>BASE
sta ptr2+1 ; To
ldy #EM_COPY_BUF
ldy #EM_COPY::BUF
lda (ptr3),y
sta ptr1
iny