X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=rpikern;a=blobdiff_plain;f=src%2Frpi.h;h=57a1cf7eeb4fb2ae3b521870925fbe0605aa1e9b;hp=36f8ac4e52217bf972a747d7871610324e2d2cca;hb=99bdc8838f189f79ba77bfbbf41d7f1b4839ce0f;hpb=32ccc707bc0821d7ff4248fe9f58e92e9c6ebef9

diff --git a/src/rpi.h b/src/rpi.h
index 36f8ac4..57a1cf7 100644
--- a/src/rpi.h
+++ b/src/rpi.h
@@ -3,48 +3,68 @@
 
 #include <stdint.h>
 
+
+#define RPI_MEM_BUS_COHERENT(addr)	(((uint32_t)addr) | 0x40000000)
+#define RPI_MEM_BUS_UNCACHED(addr)	(((uint32_t)addr) | 0xc0000000)
+
+
 #define RPI_MBOX_FRAMEBUF	1
 #define RPI_MBOX_PROP		8
 
 #define RPI_TAG_GETMODEL	0x010001
+#define RPI_TAG_GETREV		0x010002
 #define RPI_TAG_GETRAM		0x010005
 #define RPI_TAG_GETVRAM		0x010006
 #define RPI_TAG_SETCLOCK	0x038002
 
 #define RPI_TAG_ALLOCFB		0x040001
 #define RPI_TAG_RELEASEFB	0x048001
+#define RPI_TAG_BLANKSCR	0x040002
 #define RPI_TAG_SETFBPHYS	0x048003
 #define RPI_TAG_SETFBVIRT	0x048004
 #define RPI_TAG_SETFBDEPTH	0x048005
+#define RPI_TAG_GETFBPITCH	0x040008
+#define RPI_TAG_SETFBOFFS	0x048009
+#define RPI_TAG_GETFBOFFS	0x040009
 
-struct rpi_tag_getmodel {
-	uint32_t id, size, res;
-	uint32_t model;
-};
-
-struct rpi_tag_getram {
-	uint32_t id, size, res;
-	uint32_t membase, memsize;
+struct rpi_prop_header {
+	uint32_t size;
+	uint32_t res;
 };
 
-struct rpi_tag_setclock {
+struct rpi_prop {
 	uint32_t id, size, res;
-	uint32_t clock_id, rate, skip_turbo;
+	uint32_t data[1];
 };
 
-struct rpi_prop_header {
-	uint32_t size;
-	uint32_t res;
-};
+#define RPI_PROP_NEXT(p) \
+	((struct rpi_prop*)((char*)((p) + 1) + ((p)->size - sizeof (p)->data)))
 
 extern int rpi_model;
 extern uint32_t rpi_iobase;
-extern uint32_t rpi_memsize, rpi_vc_memsize;
+extern uint32_t rpi_mem_base, rpi_mem_size, rpi_vmem_base, rpi_vmem_size;
 
 void rpi_init(void);
+void rpi_reboot(void) __attribute__((noreturn));
 
 void rpi_mbox_send(int chan, uint32_t msg);
 uint32_t rpi_mbox_recv(int chan);
 int rpi_mbox_pending(int chan);
 
+/* usage:
+ * rpi_prop(RPI_TAG_WHATEVER, foo, bar);
+ * rpi_prop(RPI_TAG_XYZZY, 42);
+ * if(rpi_prop_send() != -1) {
+ *     struct rpi_prop *prop;
+ *     while((prop = rpi_prop_next())) {
+ *         ... process response tags ...
+ *     }
+ * }
+ */
+void rpi_prop(int id, ...);
+int rpi_prop_send(void);
+struct rpi_prop *rpi_prop_next(void);
+/* find specific tag in response */
+struct rpi_prop *rpi_prop_find(int id);
+
 #endif	/* RPI_H_ */