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author | Nao Pross <naopross@thearcway.org> | 2017-06-16 13:57:39 +0200 |
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committer | Nao Pross <naopross@thearcway.org> | 2017-06-16 13:57:39 +0200 |
commit | 08fc6f3fd4461bfc78cd279809e1bf173e9f646e (patch) | |
tree | 3194ab2330128c74e2a9ced876b526931358dd6a /sw/z80/kernel/pio.c | |
parent | merge branch 'hardware' (diff) | |
parent | fixed typo in usart.h and in doc (diff) | |
download | z80uPC-08fc6f3fd4461bfc78cd279809e1bf173e9f646e.tar.gz z80uPC-08fc6f3fd4461bfc78cd279809e1bf173e9f646e.zip |
merge branch 'naopross'
merge to get the new doc on master
Diffstat (limited to 'sw/z80/kernel/pio.c')
-rw-r--r-- | sw/z80/kernel/pio.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sw/z80/kernel/pio.c b/sw/z80/kernel/pio.c new file mode 100644 index 0000000..4b9caee --- /dev/null +++ b/sw/z80/kernel/pio.c @@ -0,0 +1,18 @@ +#include "pio.h" + +static uint8_t *pio_port = (uint8_t *) ADDR_DEV_PIO; +static uint8_t *pio_ctrl = (uint8_t *) (ADDR_DEV_PIO + 2); + +void _pio_data(int port, uint8_t data) +{ + *(pio_port + port) = data; +} + +void _pio_command(int port, uint8_t cmd) +{ + *(pio_ctrl + port) = cmd; +} + +void pio_set_mode(int port, int mode) +{ +} |