working host communication, new command: connect

5 files changed, 19 insertions, 3 deletions

diff --git a/include/background.h b/include/background.h
index a624dbb..8a430b3 100644
--- a/include/background.h
+++ b/include/background.h
@@ -3,7 +3,9 @@
 
 typedef int (*bg_func)(int);
 
-int bg_register(bg_func f);
+int bg_register(bg_func f, int initval);
+int bg_setstat(int handle, int val);
+int bg_getstat(int handle);
 void bg_shed(void);
 
 #endif /* BACKGROUND_H */
diff --git a/include/common.h b/include/common.h
index d054ad1..ef5af12 100644
--- a/include/common.h
+++ b/include/common.h
@@ -38,6 +38,7 @@ extern volatile uint_least8_t Stat;
 
 #define S_10MS_TO	(1<<0)
 #define S_MSG_PENDING	(2<<0)
+#define S_CON_PENDING	(3<<0)
 
 static inline 
 void my_puts(const char *s)
diff --git a/include/config.h b/include/config.h
index c0777a8..82dbf81 100644
--- a/include/config.h
+++ b/include/config.h
@@ -32,6 +32,7 @@
 #define CONFIG_SYS_ENV_NAMELEN	16
 
 #define CONFIG_SYS_PROMPT	"=> "
+#define CONFIG_ESC_CHAR		('^'-0x40)
 
 
 /* TODO: */
diff --git a/include/z180-serv.h b/include/z180-serv.h
new file mode 100644
index 0000000..af4b1c0
--- /dev/null
+++ b/include/z180-serv.h
@@ -0,0 +1,7 @@
+#ifndef Z180_SERV_H
+#define Z180_SERV_H
+
+void setup_z180_serv(void);
+void restart_z180_serv(void);
+
+#endif /* Z180_SERV_H */
diff --git a/include/z80-if.h b/include/z80-if.h
index b4a4e6f..24fda5d 100644
--- a/include/z80-if.h
+++ b/include/z80-if.h
@@ -34,11 +34,16 @@ void z80_memset(uint32_t addr, uint8_t data, uint32_t length);
 void z80_write_block(const FLASH uint8_t *src, uint32_t dest, uint32_t length);
 
 
-typedef enum fifo_t {fifo_in, fifo_out, NUM_FIFOS} fifo_t;
+typedef enum fifo_t {
+		fifo_msgin, fifo_msgout, 
+		fifo_conout, fifo_conin,
+		NUM_FIFOS
+	} fifo_t;
 
 void z80_memfifo_init(const fifo_t f, uint32_t adr);
 int z80_memfifo_is_empty(const fifo_t f);
 int z80_memfifo_is_full(const fifo_t f);
-uint8_t z80_memfifo_getc(const fifo_t f);
+int z80_memfifo_getc(const fifo_t f);
+uint8_t z80_memfifo_getc_wait(const fifo_t f);
 void z80_memfifo_putc(fifo_t f, uint8_t val);