1 files changed, 103 insertions, 0 deletions
diff --git a/os/js/rom.c b/os/js/rom.c
new file mode 100644
index 00000000..a477cfe5
--- /dev/null
+++ b/os/js/rom.c
@@ -0,0 +1,103 @@
+#include	"u.h"
+#include	"../port/lib.h"
+#include	"mem.h"
+#include	"dat.h"
+#include	"fns.h"
+#include	"io.h"
+
+typedef struct Rom Rom;
+
+struct Rom
+{
+	uint	magic;
+	uint	version;
+	uint	plugin_version;
+	uint	monitor_id;
+
+	void	**physmemlist;
+	void	**virtmemlist;
+	void	**availphysmemlist;
+	void	*config_info;
+
+	char	**bootcmd;
+
+	uint	(*open)();
+	uint	(*close)();
+
+	uint	(*read_blocks)();
+	uint	(*write_blocks)();
+
+	uint	(*transmit_pkt)();
+	uint	(*poll_pkt)();
+
+	uint	(*read_bytes)();
+	uint	(*write_bytes)();
+	uint	(*seek)();
+
+	uchar	*input;
+	uchar	*output;
+
+	uchar	(*getchar)();
+	uchar	(*putchar)();
+	uchar	(*noblock_getchar)();
+	uchar	(*noblock_putchar)();
+
+	uchar	(*fb_writestr)(char*);
+
+	void	(*boot)(char*);
+
+	void	(*printf)(char*,...);
+
+	void	(*some_kbd_thing)();
+	int	*ms_count;
+	void	(*exit)();
+	void	(**vector)();
+	void	(**interpret)(char*,...);
+	void	*bootparam;	
+	uint	(*mac_addr)();
+	char	**v2_bootpath;
+	char	** v2_bootargs;
+	int	*v2_stdin;
+	int	*v2_stdout;
+	void*	(*v2_phandle)();
+	char*	(*v2_allocphys)();
+	char*	(*v2_freephys)();
+	char*	(*v2_map_dev)();
+	char*	(*v2_unmap_dev)();
+	ulong	(*v2_open)();
+	uint	(*v2_close)();
+	uint	(*v2_read)();
+	uint	(*v2_write)();
+	uint	(*v2_seek)();
+	void	(*v2_chain)();
+	void	(*v2_release)();
+	char	*(*v3_alloc)();
+	int	*reserved[14];
+	void	(*setctxsegmap)();
+	int	(*v3_startcpu)();
+	int	(*v3_stopcpu)();
+	int	(*v3_idlecpu)();
+	int	(*v3_resumecpu)();
+};
+
+Rom	*rom;		/* open boot rom vector -- assigned by l.s */
+
+void
+prom_printf(char *format, ...)
+{
+	char buf[512];
+	int l;
+	va_list ap;
+
+	va_start(ap, format);
+	l = vseprint(buf,buf+sizeof(buf),format,ap) - buf;
+	va_end(ap);
+
+	call_openboot(rom->v2_write,*rom->v2_stdout,buf,l);
+}
+
+void
+prom_halt(void)
+{
+	call_openboot(rom->exit,0xfeedface);
+}