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Rename segment named NMI to LOWCODE

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git-svn-id: svn://svn.cc65.org/cc65/trunk@1571 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2002-11-22 00:52:49 +00:00
parent 0cfca414a0
commit 4b8a20fee6
2 changed files with 16 additions and 22 deletions
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16
libsrc/c128/rs232.s
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@@ -535,17 +535,17 @@ _rs232_status:
; Because of the C128 banking, the NMI handler must go into the non banked
; memory, since the ROM NMI entry point will switch to a configuration where
; only the lowest 16K of RAM are visible. We will place the NMI handler into
; it's own segment and map this segment into the lower 16K in the linker
; the LOWCODE segment and map this segment into the lower 16K in the linker
; config.
.segment "NMI"
.segment "LOWCODE"
NmiHandler:
lda #CC65_MMU_CFG ;(2)
sta MMU_CR ;(4)
sta MMU_CR ;(4)
lda ACIA+RegStatus ;(4) ;status ;check for byte received
and #$08 ;(2)
beq @L9 ;(2*)
beq @L9 ;(2*)
lda ACIA+RegStatus ;(4) opt ;status ;check for receive errors
and #$07 ;(2) opt
beq @L1 ;(3*)opt
@@ -553,7 +553,7 @@ NmiHandler:
@L1: lda ACIA+RegData ;(4) ;data ;get byte and put into receive buffer
ldy RecvTail ;(4)
ldx RecvFreeCnt ;(4)
beq @L3 ;(2*)
beq @L3 ;(2*)
sta RecvBuf,y ;(5)
inc RecvTail ;(6)
dec RecvFreeCnt ;(6)
@@ -588,15 +588,15 @@ NmiHandler:
; Try to send a byte. Internal routine. A = TryHard
TryToSend:
sta tmp1 ; Remember tryHard flag
sta tmp1 ; Remember tryHard flag
@L0: lda SendFreeCnt
cmp #$ff
beq @L3 ; Bail out
beq @L3 ; Bail out
; Check for flow stopped
@L1: lda Stopped
bne @L3 ; Bail out
bne @L3 ; Bail out
;** check that swiftlink is ready to send