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authorleleraffa97@hotmail.it <leleraffa97@hotmail.it>2017-06-19 13:50:25 +0200
committerleleraffa97@hotmail.it <leleraffa97@hotmail.it>2017-06-19 13:50:25 +0200
commit335bc4afe0648ede6c7699541367db8e22355d72 (patch)
tree09175c9e14496ab7b36733f6c3c3bd9b85e1fbb8 /sw/z80/kernel/pio.c
parentAuthentication section (diff)
parentmerge branch 'naopross' (diff)
downloadz80uPC-335bc4afe0648ede6c7699541367db8e22355d72.tar.gz
z80uPC-335bc4afe0648ede6c7699541367db8e22355d72.zip
Merge branch 'master' of github.com:NaoPross/z80uPC into atlas
Serial updates from NaoPross
Diffstat (limited to 'sw/z80/kernel/pio.c')
-rw-r--r--sw/z80/kernel/pio.c18
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)
+{
+}