add files which deal with the gayle chip

sys/arch/amiga/amiga/gayle.c

@@ -0,0 +1,27 @@
+/*	$NetBSD: gayle.c,v 1.1 2000/01/23 20:53:18 aymeric Exp $	*/
+
+/*
+ * Gayle management routines
+ *
+ *   Any module that uses gayle should call gayle_init() before using anything
+ *   related to gayle. gayle_init() can be called multiple times.
+ */
+
+#include <amiga/amiga/gayle.h>
+#include <amiga/dev/zbusvar.h>
+
+struct gayle_struct *gayle_base_virtual_address;
+
+#define GAYLE_PHYS_ADDRESS      0xda8000
+
+void
+gayle_init(void) {
+	static int did_init = 0;
+
+	if (did_init)
+		return;
+	did_init = 1;
+
+	gayle_base_virtual_address =
+		(struct gayle_struct *) ztwomap(GAYLE_PHYS_ADDRESS);
+}

sys/arch/amiga/amiga/gayle.h

@@ -0,0 +1,54 @@
+/*	$NetBSD: gayle.h,v 1.1 2000/01/23 20:53:18 aymeric Exp $	*/
+
+#include <sys/types.h>
+
+struct gayle_struct {
+	volatile u_int8_t	pcc_status;
+/* Depending on the mode the card is in, most of the bits have different
+   meanings */
+#define GAYLE_CCMEM_DETECT	0x40
+#define GAYLE_CCMEM_BVD1	0x20
+#define GAYLE_CCMEM_BVD2	0x10
+#define GAYLE_CCMEM_WP		0x08
+#define GAYLE_CCMEM_BUSY	0x04
+
+#define GAYLE_CCIO_STSCHG	0x20
+#define GAYLE_CCIO_SPKR		0x10
+#define GAYLE_CCIO_IREQ		0x04
+
+	u_int8_t __pad0[0xfff];
+	volatile u_int8_t	intreq;
+
+	u_int8_t __pad1[0xfff];
+	volatile u_int8_t	intena;
+#define GAYLE_INT_IDE		0x80
+#define GAYLE_INT_DETECT	0x40
+#define GAYLE_INT_BVD1		0x20
+#define GAYLE_INT_STSCHG	0x20
+#define GAYLE_INT_BVD2		0x10
+#define GAYLE_INT_SPKR		0x10
+#define GAYLE_INT_WP		0x08
+#define GAYLE_INT_BUSY		0x04
+#define GAYLE_INT_IREQ		0x04
+#define GAYLE_INT_IDEACK0	0x02
+#define GAYLE_INT_IDEACK1	0x01
+
+	u_int8_t __pad2[0xfff];
+	volatile u_int8_t	pcc_config;
+};
+
+#define GAYLE_PCMCIA_START	0xa00000
+#define GAYLE_PCMCIA_ATTR_START	0xa00000
+#define GAYLE_PCMCIA_ATTR_END	0xa20000
+
+#define GAYLE_PCMCIA_IO_START	0xa20000
+#define GAYLE_PCMCIA_IO_END	0xa40000
+
+#define GAYLE_PCMCIA_RESET	0xa40000
+#define GAYLE_PCMCIA_END	0xa42000
+#define NPCMCIAPG		btoc(GAYLE_PCMCIA_END - GAYLE_PCMCIA_START)
+
+extern struct gayle_struct *gayle_base_virtual_address;
+#define gayle (*gayle_base_virtual_address)
+
+void gayle_init __P((void));