Add prototypes, add stub mainline, add .gitignore

[fw/altos] / cccp.c

diff --git a/cccp.c b/cccp.c
index aff75e85e8c4b543a995e75709984275c0759528..e5ee766aaea3ade46c77039eb2507f55bdbc40ff 100644 (file)
--- a/cccp.c
+++ b/cccp.c
@@ -26,6 +26,7 @@ cccp_write(struct ccdbg *dbg, uint8_t mask, uint8_t value)
 
        set = (mask) | (value << 8);
        dbg->debug_data = (dbg->debug_data & ~mask) | (value & mask);
+       printf (" -> %02x\n", dbg->debug_data);
        ret = ioctl(dbg->fd, CP2101_IOCTL_GPIOSET, &set);
        if (ret < 0)
                perror("CP2101_IOCTL_GPIOSET");
@@ -48,6 +49,7 @@ cccp_read(struct ccdbg *dbg, uint8_t mask)
                perror("CP2101_IOCTL_GPIOGET");
                get = 0;
        }
+       printf (" <- %02x\n", get);
        return get & mask;
 }