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Merge pull request #54 from groessler/something_to_pull

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some cleanups for 'atarixl'
This commit is contained in:
Oliver Schmidt 2013-10-16 12:56:46 -07:00
commit 648e6d79f1
8 changed files with 22 additions and 21 deletions
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6
cfg/atarixl-largehimem.cfg
View File

@ -33,10 +33,10 @@ MEMORY {
# "main program" load chunk
MAINHDR: file = %O, start = $0000, size = $0004;
RAM: file = %O, define = yes, start = %S +
__LOWDATA_SIZE__, size = $D000 -
__LOWBSS_SIZE__, size = $D000 -
__STACKSIZE__ -
%S -
__LOWDATA_SIZE__;
__LOWBSS_SIZE__;
# defines entry point into program
TRAILER: file = %O, start = $0000, size = $0006;
@ -56,7 +56,7 @@ SEGMENTS {
SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes;
SRPREPHDR: load = SRPREPHDR, type = ro;
LOWDATA: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREP and RAM
LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized
SRPREP: load = SRPREPCHNK, type = rw, define = yes;
SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes;
SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes;

6
cfg/atarixl-overlay.cfg
View File

@ -30,11 +30,11 @@ MEMORY {
MAINHDR: file = %O, start = $0000, size = $0004;
RAM: file = %O, define = yes, start = %S +
__OVERLAYSIZE__ +
__LOWDATA_SIZE__, size = $D000 -
__LOWBSS_SIZE__, size = $D000 -
__STACKSIZE__ -
%S -
__OVERLAYSIZE__ -
__LOWDATA_SIZE__;
__LOWBSS_SIZE__;
# defines entry point into program
TRAILER: file = %O, start = $0000, size = $0006;
@ -68,7 +68,7 @@ SEGMENTS {
SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes;
SRPREPHDR: load = SRPREPHDR, type = ro;
LOWDATA: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREP and RAM
LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized
SRPREP: load = SRPREPCHNK, type = rw, define = yes;
SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes;
SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM2, type = rw, define = yes, optional = yes;

6
cfg/atarixl.cfg
View File

@ -28,10 +28,10 @@ MEMORY {
# "main program" load chunk
MAINHDR: file = %O, start = $0000, size = $0004;
RAM: file = %O, define = yes, start = %S +
__LOWDATA_SIZE__, size = $D000 -
__LOWBSS_SIZE__, size = $D000 -
__STACKSIZE__ -
%S -
__LOWDATA_SIZE__;
__LOWBSS_SIZE__;
# defines entry point into program
TRAILER: file = %O, start = $0000, size = $0006;
@ -54,7 +54,7 @@ SEGMENTS {
SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes;
SRPREPHDR: load = SRPREPHDR, type = ro;
LOWDATA: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREP and RAM
LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized
SRPREP: load = SRPREPCHNK, type = rw, define = yes;
SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes;
SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM2, type = rw, define = yes, optional = yes;

4
libsrc/atari/romswitch.inc
View File

@ -28,7 +28,7 @@
sta CHBASE
.endmacro
.else
.else ; above CHARGEN_RELOC, below not
.macro set_chbase val
.endmacro
@ -42,7 +42,7 @@
sta WSYNC
.endmacro
.else ; above
.else ; above USEWSYNC, below not
.macro wsync
.endmacro

2
libsrc/atari/save_area.s
View File

@ -14,7 +14,7 @@
.export RAMTOP_save
.export PORTB_save
.segment "LOWDATA"
.segment "LOWBSS"
SAVMSC_save: .res 2
MEMTOP_save: .res 2

2
libsrc/atari/shadow_ram_handlers.s
View File

@ -68,7 +68,7 @@ sram_init:
zpptr1: .res 2
.segment "LOWDATA"
.segment "LOWBSS"
; bounce buffers for CIO and SIO calls
bounce_buffer: .res BUFSZ_SIO

6
libsrc/atari/shadow_ram_prepare.s
View File

@ -55,6 +55,8 @@ cont: ldx #0 ; channel 0
.segment "SRPREP"
; ***** entry point *****
sramprep:
.ifdef DEBUG
print_string "entering stage #2"
@ -115,7 +117,7 @@ sramprep:
iocbok:
.endif
; Reopen it in Graphics 0
; reopen it in Graphics 0
lda #OPEN
sta ICCOM,x
lda #OPNIN | OPNOT
@ -245,7 +247,7 @@ no_copy:
lda #<__SHADOW_RAM2_SIZE__
bne do_copy2
lda #>__SHADOW_RAM2_SIZE__
beq no_copy2 ; we have no shadow RAM contents
beq no_copy2 ; we have no shadow RAM #2 contents
; ptr1 - src; ptr2 - dest; tmp1, tmp2 - len
do_copy2:

7
libsrc/atari/system_check.s
View File

@ -7,8 +7,8 @@
; and that enough memory is installed (which isn't the case for a 600XL).
; For the non-XL target it checks whether there is enough memory
; installed to run the program.
; For both target it checks that the program won't load below MEMLO.
; If one of the checks fails the loading of the main program
; For both targets it checks that the program won't load below MEMLO.
; If one of the checks fails, the loading of the main program
; is aborted by jumping to DOSVEC.
;
; Christian Groessler, chris@groessler.org, 2013
@ -46,8 +46,8 @@ cont: ldx #0 ; channel 0
sta ICCOM,x
jsr CIOV_org
.endmacro
.macro print_string2 addr, len
.macro print_string2 addr, len
ldx #0 ; channel 0
lda #<addr
sta ICBAL,x ; address
@ -60,7 +60,6 @@ cont: ldx #0 ; channel 0
lda #PUTCHR
sta ICCOM,x
jsr CIOV_org
.endmacro