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clean-up of driver return codes

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mrdudz
2023-02-26 20:03:41 +01:00
parent a299ef4210
commit ffa83c32a4
82 changed files with 438 additions and 322 deletions
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5
libsrc/cbm610/emd/cbm610-ram.s
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@@ -81,8 +81,9 @@ INSTALL:
sbc #$00
sta pagecount
@L1: lda #<EM_ERR_OK
ldx #>EM_ERR_OK
@L1: lda #EM_ERR_OK
.assert EM_ERR_OK = 0, error
tax
; rts ; Run into UNINSTALL instead
; ------------------------------------------------------------------------

31
libsrc/cbm610/ser/cbm610-std.s
View File

@@ -149,8 +149,9 @@ SER_CLOSE:
; Done, return an error code
lda #<SER_ERR_OK
tax ; A is zero
lda #SER_ERR_OK
.assert SER_ERR_OK = 0, error
tax
rts
;----------------------------------------------------------------------------
@@ -218,22 +219,23 @@ SER_OPEN:
; Done
lda #<SER_ERR_OK
tax ; A is zero
lda #SER_ERR_OK
.assert SER_ERR_OK = 0, error
tax
rts
; Invalid parameter
InvParam:
lda #<SER_ERR_INIT_FAILED
ldx #>SER_ERR_INIT_FAILED
lda #SER_ERR_INIT_FAILED
ldx #0 ; return value is char
rts
; Baud rate not available
InvBaud:
lda #<SER_ERR_BAUD_UNAVAIL
ldx #>SER_ERR_BAUD_UNAVAIL
lda #SER_ERR_BAUD_UNAVAIL
ldx #0 ; return value is char
rts
;----------------------------------------------------------------------------
@@ -254,8 +256,8 @@ SER_GET:
@L1: lda RecvFreeCnt
cmp #$ff
bne @L2
lda #<SER_ERR_NO_DATA
ldx #>SER_ERR_NO_DATA
lda #SER_ERR_NO_DATA
ldx #0 ; return value is char
rts
; Check for flow stopped & enough free: release flow control
@@ -302,7 +304,7 @@ SER_PUT:
@L2: ldx SendFreeCnt
bne @L3
lda #<SER_ERR_OVERFLOW ; X is already zero
lda #SER_ERR_OVERFLOW ; X is already zero
rts
@L3: ldx SendTail
@@ -311,7 +313,8 @@ SER_PUT:
dec SendFreeCnt
lda #$ff
jsr TryToSend
lda #<SER_ERR_OK
lda #SER_ERR_OK
.assert SER_ERR_OK = 0, error
tax
rts
@@ -339,8 +342,8 @@ SER_STATUS:
;
SER_IOCTL:
lda #<SER_ERR_INV_IOCTL ; We don't support ioclts for now
ldx #>SER_ERR_INV_IOCTL
lda #SER_ERR_INV_IOCTL ; We don't support ioclts for now
ldx #0 ; return value is char
rts
;----------------------------------------------------------------------------