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authorJames Bowman <james.bowman@ftdichip.com>2015-09-22 22:43:56 -0400
committerMike Frysinger <vapier@gentoo.org>2015-09-22 22:43:56 -0400
commitbcd68f9e44a70c73bde08e612a28e413570dc039 (patch)
tree42dc4c5cb4d45cfd670734f25a54927af6affb67
parentaf73b6a704bec1715511938a3514409af3810641 (diff)
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sim: ft32: add character input port
The FT32 simulator has character output, of course. This patch adds character input, which lets the simulator run interactive FT32 applications, e.g. language interpreters.
-rw-r--r--sim/ft32/ChangeLog4
-rw-r--r--sim/ft32/interp.c2
2 files changed, 6 insertions, 0 deletions
diff --git a/sim/ft32/ChangeLog b/sim/ft32/ChangeLog
index 988413f..29f661f 100644
--- a/sim/ft32/ChangeLog
+++ b/sim/ft32/ChangeLog
@@ -1,3 +1,7 @@
+2015-09-22 James Bowman <james.bowman@ftdichip.com>
+
+ * ft32/interp.c (cpu_mem_read): Call getchar when ea is 0x10000.
+
2015-06-23 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
diff --git a/sim/ft32/interp.c b/sim/ft32/interp.c
index 404683d..a20907c 100644
--- a/sim/ft32/interp.c
+++ b/sim/ft32/interp.c
@@ -169,6 +169,8 @@ static uint32_t cpu_mem_read (SIM_DESC sd, uint32_t dw, uint32_t ea)
/* Simulate some IO devices */
switch (ea)
{
+ case 0x10000:
+ return getchar ();
case 0x1fff4:
/* Read the simulator cycle timer. */
return cpu->state.cycles / 100;