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authorleleraffa97@hotmail.it <leleraffa97@hotmail.it>2017-06-15 19:16:17 +0200
committerleleraffa97@hotmail.it <leleraffa97@hotmail.it>2017-06-15 19:16:17 +0200
commit2429b5fe88f7ce886b73c52168a802bff842f47f (patch)
tree9cf05169a300cb1866aa70c1e660546964347f7b /sw/z80/kernel/include/progman.h
parentKernel memory mapping setup (diff)
downloadz80uPC-2429b5fe88f7ce886b73c52168a802bff842f47f.tar.gz
z80uPC-2429b5fe88f7ce886b73c52168a802bff842f47f.zip
Boot loader structures (WORK IN PROGRESS)
Some Program manager structures, macros and functions (WORK IN PROGRESS)
Diffstat (limited to 'sw/z80/kernel/include/progman.h')
-rw-r--r--sw/z80/kernel/include/progman.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/sw/z80/kernel/include/progman.h b/sw/z80/kernel/include/progman.h
new file mode 100644
index 0000000..b37e9e9
--- /dev/null
+++ b/sw/z80/kernel/include/progman.h
@@ -0,0 +1,63 @@
+#ifndef PROGRAM_MAN
+#define PROGRAM_MAN
+
+#include "types.h"
+
+#define PROG_0 0x0
+#define PROG_1 0x1
+
+#define PROG_VSTART 0x1000
+#define PROG_0_PREFIX 0xA000
+#define PROG_1_PREFIX 0xC000
+
+#define PROG_0_INFO // TODO
+#define PROG_1_INFO // TODO find a space in the ram
+
+struct program_info {
+
+ volatile int enabled:1;
+ volatile int running:1;
+ volatile int exiting:1;
+ volatile int heap_addr:13;
+ volatile void (*quit_cb)(void); // 16
+};
+
+/*
+* Initialize the program manager system
+*/
+
+void progman_init();
+
+/*
+* Check if it can start a new program
+* If it succedes, the program id is returned,
+* otherwise it is returned an error number
+*/
+
+#define PROG_REQ_FULL -1
+#define PROG_REQ_ERR -2 // Maybe we don't need this, but just in case
+
+int8_t prog_req(struct program_info *info);
+
+/*
+* It sets a quit callback
+*/
+
+void prog_0_qcb(void (*callback)(void));
+void prog_1_qcb(void (*callback)(void));
+
+/*
+* It quits a program, if a callback is set, it will be called
+*/
+
+void prog_0_quit();
+void prog_1_quit();
+
+/*
+* It forces a program to quit
+*/
+
+void prog_0_fquit();
+void prog_1_fquit();
+
+#endif \ No newline at end of file