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authorDaniel Friesel <derf@finalrewind.org>2018-01-12 14:40:30 +0100
committerDaniel Friesel <derf@finalrewind.org>2018-01-12 14:40:30 +0100
commit3875f37b2ce1d020aaf5174ea2a885bfdb98db98 (patch)
tree8815e77b3407ea45209bb03147dd08be82b8e539 /src/arch/msp430fr5969lp
parentc00a200c508e18c41b6c55506ee35a2f21a6fa57 (diff)
add stdin for esp8266 and msp430 as well as preliminary shell app
Diffstat (limited to 'src/arch/msp430fr5969lp')
-rw-r--r--src/arch/msp430fr5969lp/Makefile.inc4
-rw-r--r--src/arch/msp430fr5969lp/arch.cc13
-rw-r--r--src/arch/msp430fr5969lp/driver/stdin.cc31
3 files changed, 46 insertions, 2 deletions
diff --git a/src/arch/msp430fr5969lp/Makefile.inc b/src/arch/msp430fr5969lp/Makefile.inc
index 05fcab1..bb91973 100644
--- a/src/arch/msp430fr5969lp/Makefile.inc
+++ b/src/arch/msp430fr5969lp/Makefile.inc
@@ -24,6 +24,10 @@ TARGETS += src/arch/msp430fr5969lp/driver/gpio.cc
TARGETS += src/arch/msp430fr5969lp/driver/stdout.cc
TARGETS += src/arch/msp430fr5969lp/driver/uptime.cc
+ifneq ($(findstring stdin,${arch_drivers}), )
+ TARGETS += src/arch/msp430fr5969lp/driver/stdin.cc
+endif
+
ifneq ($(findstring i2c,${arch_drivers}), )
TARGETS += src/arch/msp430fr5969lp/driver/i2c.cc
endif
diff --git a/src/arch/msp430fr5969lp/arch.cc b/src/arch/msp430fr5969lp/arch.cc
index 44a22c6..8281e66 100644
--- a/src/arch/msp430fr5969lp/arch.cc
+++ b/src/arch/msp430fr5969lp/arch.cc
@@ -63,10 +63,19 @@ void Arch::setup(void)
//P4OUT = 0;
}
+#ifdef WITH_WAKEUP
+extern void wakeup();
+#endif
+
void Arch::idle_loop(void)
{
- __eint();
- while (1);
+ while (1) {
+ __eint();
+ __bis_SR_register(LPM0_bits);
+#ifdef WITH_WAKEUP
+ wakeup();
+#endif
+ }
}
Arch arch;
diff --git a/src/arch/msp430fr5969lp/driver/stdin.cc b/src/arch/msp430fr5969lp/driver/stdin.cc
new file mode 100644
index 0000000..cc6e586
--- /dev/null
+++ b/src/arch/msp430fr5969lp/driver/stdin.cc
@@ -0,0 +1,31 @@
+#include "driver/stdin.h"
+#include <msp430.h>
+
+void StandardInput::setup()
+{
+ UCA0IE |= UCRXIE;
+}
+
+bool StandardInput::hasKey()
+{
+ if (write_pos != read_pos) {
+ return true;
+ }
+ return false;
+}
+
+char StandardInput::getKey()
+{
+ char ret = buffer[read_pos++];
+ read_pos %= 8;
+ return ret;
+}
+
+StandardInput kin;
+
+__attribute__((interrupt(USCI_A0_VECTOR))) __attribute__((wakeup)) void handle_stdin()
+{
+ if (UCA0IFG & UCRXIFG) {
+ kin.addKey(UCA0RXBUF);
+ }
+}