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Added macro for ssc slot selection.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4528 b7a2c559-68d2-44c3-8de9-860c34a00d81
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ol.sc 2009-12-13 11:23:20 +00:00
parent 10e810b623
commit 8ea7c876d6
1 changed files with 7 additions and 7 deletions
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14
libsrc/apple2/apple2-ssc.s
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@ -356,18 +356,18 @@ STATUS:
; Must return an SER_ERR_xx code in a/x. ; Must return an SER_ERR_xx code in a/x.
IOCTL: IOCTL:
; Check code to be 0 ; Check data msb and code to be 0
tax ora ptr1+1
bne :+ bne :+
; Check data to be [1..7] ; Check data lsb to be [1..7]
lda (ptr1,x) ldx ptr1
beq :+ beq :+
cmp #7+1 cpx #7+1
bcs :+ bcs :+
sta Slot stx Slot
txa ; SER_ERR_OK tax ; SER_ERR_OK
rts rts
: lda #<SER_ERR_INV_IOCTL : lda #<SER_ERR_INV_IOCTL