diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/kos/.gitignore | 3 | ||||
| -rw-r--r-- | target/kos/Makefile | 13 | ||||
| -rw-r--r-- | target/kos/crt0.asm | 68 | ||||
| -rw-r--r-- | target/kos/main.c | 14 | ||||
| -rw-r--r-- | target/kos/package.config | 4 | ||||
| -rw-r--r-- | target/unix/main.c | 17 | ||||
| -rw-r--r-- | target/unix/platform.h | 11 |
7 files changed, 130 insertions, 0 deletions
diff --git a/target/kos/.gitignore b/target/kos/.gitignore new file mode 100644 index 0000000..722062b --- /dev/null +++ b/target/kos/.gitignore @@ -0,0 +1,3 @@ +.knightos/ +bin/ +*.o diff --git a/target/kos/Makefile b/target/kos/Makefile new file mode 100644 index 0000000..db9d68e --- /dev/null +++ b/target/kos/Makefile @@ -0,0 +1,13 @@ +include .knightos/variables.make + +#INCLUDE+=add to your include path + +HEADERS:=$(wildcard *.h) + +ALL_TARGETS:=$(BIN)ducky + +$(BIN)ducky: $(OUT)main.o $(OUT)crt0.o $(OUT)../../src/ducky.o + mkdir -p $(BIN) + scas $(ASFLAGS) $(OUT)crt0.o $(LIBRARIES) $(OUT)main.o $(OUT)../../src/ducky.o -o $(BIN)ducky + +include .knightos/sdk.make diff --git a/target/kos/crt0.asm b/target/kos/crt0.asm new file mode 100644 index 0000000..51acf08 --- /dev/null +++ b/target/kos/crt0.asm @@ -0,0 +1,68 @@ +#include <kernel.inc> + .db "KEXC" + .db KEXC_ENTRY_POINT + .dw __start + .db KEXC_STACK_SIZE + .dw 20 + .db KEXC_NAME + .dw __name + .db KEXC_HEADER_END +__name: + .db "ducky", 0 +__start: + call __relocate_data + call __initialize_globals + jp _main + +_exit: + ; Note: status code is discarded + pcall(exitThread) +__exit_end: +.function _exit, _exit, _exit_end + +__relocate_data: + ; + 4 because the KEXC header has two static pointers + ; TODO: There's probably a better way of doing that + ld hl, __scas_relocatable_data + 4 +.loop: + ld e, (hl) \ inc hl + ld d, (hl) \ inc hl + ld bc, 0 + pcall(cpBCDE) + ret z + + ex de, hl + kld(bc, 0) + add hl, bc + push de + ld e, (hl) \ inc hl + ld d, (hl) + ex de, hl \ add hl, bc \ ex de, hl + ld (hl), d \ dec hl + ld (hl), e + pop de + ex de, hl + jr .loop + +__initialize_globals: + ; Note: this could be more optimized if we could toggle auto-relocation in code + ld hl, __s_initialized_end + ld bc, __s_initialized + scf \ ccf + sbc hl, bc + ld b, h \ ld c, l + ld a, b + or c + ret z + ld hl, __s_initializer + ld de, __s_initialized + ldir + ret + +; Assign some labels to the start of some sections +.area _INITIALIZER +__s_initializer: +.area _INITIALIZED +__s_initialized: +.area _INITIALIZED_END +__s_initialized_end: diff --git a/target/kos/main.c b/target/kos/main.c new file mode 100644 index 0000000..7326b4f --- /dev/null +++ b/target/kos/main.c @@ -0,0 +1,14 @@ +#include <knightos/display.h> +#include <knightos/system.h> + +/* Warning! C support in KnightOS is highly experimental. Your mileage may vary. */ + +void main() { + SCREEN *screen; + get_lcd_lock(); + screen = screen_allocate(); + screen_clear(screen); + draw_string(screen, 0, 0, "Hello world!"); + screen_draw(screen); + while (1); +} diff --git a/target/kos/package.config b/target/kos/package.config new file mode 100644 index 0000000..9cd874c --- /dev/null +++ b/target/kos/package.config @@ -0,0 +1,4 @@ +name=ducky +repo=community +version=0.1.0 +-sdk-template=c diff --git a/target/unix/main.c b/target/unix/main.c new file mode 100644 index 0000000..a2db705 --- /dev/null +++ b/target/unix/main.c @@ -0,0 +1,17 @@ +#include <ducky.h> +#include <platform.h> + +int main(int argc, char *argv[]) +{ + if(argc == 2) + { + int fd = open(argv[1], O_RDONLY); + ducky_main(fd); + close(fd); + } + else + { + printf("Usage: %s FILE\n", argv[0]); + } + return 0; +} diff --git a/target/unix/platform.h b/target/unix/platform.h new file mode 100644 index 0000000..ca331e2 --- /dev/null +++ b/target/unix/platform.h @@ -0,0 +1,11 @@ +#include <bsd/string.h> + +#include <fcntl.h> +#include <math.h> +#include <stdarg.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <unistd.h> |