bslathi19/super6502
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Use our own toolchain instead of the one in the image

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Now that we are adding our own target we can compile our own toolchain
instead of using the stock one. This does mean that there isn't really a
purpose to using the alpine cc65 image though
This commit is contained in:
Byron Lathi
2022-04-20 12:39:40 -05:00
parent 686630e79f
commit aa717685e3
9 changed files with 38 additions and 13 deletions
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8
sw/Makefile
View File

@@ -1,11 +1,14 @@
.PHONY: all install bootloader kernel clean
all: bootloader kernel
all: toolchain bootloader kernel
install: all
sh script/format_disk.sh
sh script/copy_files.sh
toolchain:
@$(MAKE) -j4 -C cc65
bootloader:
@$(MAKE) -C bootloader
@@ -15,4 +18,5 @@ kernel:
clean:
@$(MAKE) -C bootloader --no-print-directory $@
@$(MAKE) -C kernel --no-print-directory $@
@$(MAKE) -C kernel --no-print-directory $@
@$(MAKE) -C cc65 --no-print-directory $@

2
sw/bootloader/Makefile
View File

@@ -1,4 +1,4 @@
CC=cl65
CC=../cc65/bin/cl65
CFLAGS=-T -t none -I. --cpu "65C02"
test: CFLAGS=-T -t sim65c02 -I.
LDFLAGS=-C link.ld -m $(NAME).map

1
sw/cc65 Submodule

Submodule sw/cc65 added at 23a984f0dd

4
sw/kernel/Makefile
View File

@@ -1,5 +1,5 @@
CC=cl65
CFLAGS=-T -t none -I. --cpu "65C02"
CC=../cc65/bin/cl65
CFLAGS=-T -t super6502 -I. --cpu "65C02"
test: CFLAGS=-T -t sim65c02 -I.
LDFLAGS=-C link.ld -m $(NAME).map
SIM=sim65

5
sw/kernel/boot.s
View File

@@ -29,9 +29,10 @@ _init: LDX #$FF ; Initialize stack pointer to $01FF
; ---------------------------------------------------------------------------
; Set cc65 argument stack pointer
LDA #<(__SDRAM_START__ + __SDRAM_SIZE__)
;LDA #<(__SDRAM_START__ + __SDRAM_SIZE__)
lda #<($200 + $7cf0)
STA sp
LDA #>(__SDRAM_START__ + __SDRAM_SIZE__)
LDA #>($200 + $7cf0)
STA sp+1
; ---------------------------------------------------------------------------

2
sw/kernel/exec.c
View File

@@ -52,7 +52,7 @@ void exec(char* filename) {
ret = 0;
ret = (*exec)();
//ret = (*exec)();
cprintf("ret: %x\n", ret);

8
sw/kernel/link.ld
View File

@@ -2,12 +2,16 @@ MEMORY
{
ZP: start = $0, size = $100, type = rw, define = yes;
SDRAM: start = $200, size = $7cf0, type = rw, define = yes;
ROM: start = $D000, size = $3000, file = %O;
ROM: start = $C000, size = $4000, type = rw, define = yes;
}
FILES {
%O: format = o65;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp, define = yes;
DATA: load = ROM, type = rw, define = yes, run = SDRAM;
DATA: load = SDRAM, type = rw, define = yes;
BSS: load = SDRAM, type = bss, define = yes;
HEAP: load = SDRAM, type = bss, optional = yes;
STARTUP: load = ROM, type = ro;