patch-2.1.97 linux/include/asm-ppc/ide.h

• Lines: 138
• Date: Tue Apr 14 17:34:00 1998
• Orig file: v2.1.96/linux/include/asm-ppc/ide.h
• Orig date: Mon Jan 12 15:18:13 1998

diff -u --recursive --new-file v2.1.96/linux/include/asm-ppc/ide.h linux/include/asm-ppc/ide.h
@@ -28,17 +28,35 @@
 
 #define ide_sti()	sti()
 
-typedef unsigned long ide_ioreg_t;
+typedef unsigned int ide_ioreg_t;
 void ide_init_hwif_ports(ide_ioreg_t *p, ide_ioreg_t base, int *irq);
 void prep_ide_init_hwif_ports(ide_ioreg_t *p, ide_ioreg_t base, int *irq);
+void mbx_ide_init_hwif_ports(ide_ioreg_t *p, ide_ioreg_t base, int *irq);
 void pmac_ide_init_hwif_ports(ide_ioreg_t *p, ide_ioreg_t base, int *irq);
+void chrp_ide_init_hwif_ports(ide_ioreg_t *p, ide_ioreg_t base, int *irq);
 void ide_insw(ide_ioreg_t port, void *buf, int ns);
 void ide_outsw(ide_ioreg_t port, void *buf, int ns);
 
+extern int pmac_ide_ports_known;
+extern ide_ioreg_t pmac_ide_regbase[MAX_HWIFS];
+extern int pmac_ide_irq[MAX_HWIFS];
+extern void pmac_ide_probe(void);
+
+extern int chrp_ide_ports_known;
+extern ide_ioreg_t chrp_ide_regbase[MAX_HWIFS];
+extern ide_ioreg_t chrp_idedma_regbase; /* one for both channels */
+extern unsigned int chrp_ide_irq;
+extern void chrp_ide_probe(void);
+
 static __inline__ int ide_default_irq(ide_ioreg_t base)
 {
-	if ( _machine == _MACH_Pmac )
+	if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )
 		return 0;
+        else if ( _machine == _MACH_chrp) {
+                if (chrp_ide_ports_known == 0) 
+			chrp_ide_probe();
+                return chrp_ide_irq;
+        }
 	switch (base) {
 		case 0x1f0: return 13;
 		case 0x170: return 13;
@@ -51,8 +69,17 @@
 
 static __inline__ ide_ioreg_t ide_default_io_base(int index)
 {
-	if ( _machine == _MACH_Pmac )
-		return index;
+        if (_machine == _MACH_Pmac) {
+		if (!pmac_ide_ports_known)
+			pmac_ide_probe();
+		return pmac_ide_regbase[index];
+	}
+	if (_machine == _MACH_mbx) return index;
+        if ( _machine == _MACH_chrp ) {
+                if (chrp_ide_ports_known == 0)
+                        chrp_ide_probe();
+                return chrp_ide_regbase[index];
+        }
 	switch (index) {
 		case 0:	return 0x1f0;
 		case 1:	return 0x170;
@@ -65,21 +92,21 @@
 
 static __inline__ int ide_check_region (ide_ioreg_t from, unsigned int extent)
 {
-	if ( _machine == _MACH_Pmac )
+	if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx))
 		return 0;
 	return check_region(from, extent);
 }
 
 static __inline__ void ide_request_region (ide_ioreg_t from, unsigned int extent, const char *name)
 {
-	if ( _machine == _MACH_Pmac )
+	if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )
 		return;
 	request_region(from, extent, name);
 }
 
 static __inline__ void ide_release_region (ide_ioreg_t from, unsigned int extent)
 {
-	if ( _machine == _MACH_Pmac )
+	if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )
 		return;
 	release_region(from, extent);
 }
@@ -87,7 +114,7 @@
 #define ide_fix_driveid(id)	do {			\
 	int nh;						\
 	unsigned short *p = (unsigned short *) id;	\
-	if ( _machine == _MACH_Pmac )			\
+	if (( _machine == _MACH_Pmac ) || (_machine == _MACH_chrp)|| (_machine == _MACH_mbx) )	\
 		for (nh = SECTOR_WORDS * 2; nh != 0; --nh, ++p)	\
 			*p = (*p << 8) + (*p >> 8);	\
 } while (0)
@@ -95,20 +122,39 @@
 
 #undef insw
 #define insw(port, buf, ns) 	do {			\
-	if ( _machine != _MACH_Pmac )			\
+	if ( _machine == _MACH_chrp)  {\
+		 ide_insw((port)+_IO_BASE, (buf), (ns));  \
+	}\
+	else if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )			\
+		ide_insw((port), (buf), (ns));		\
+	else						\
 		/* this must be the same as insw in io.h!! */	\
 		_insw((unsigned short *)((port)+_IO_BASE), (buf), (ns)); \
-	else						\
-		ide_insw((port), (buf), (ns));		\
 } while (0)
 #undef outsw
+/*	printk("port: %x buf: %p ns: %d\n",port,buf,ns); \ */
 #define outsw(port, buf, ns) 	do {			\
-	if ( _machine != _MACH_Pmac )			\
+	if ( _machine == _MACH_chrp) {\
+		ide_outsw((port)+_IO_BASE, (buf), (ns)); \
+	}\
+	else if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )			\
+		ide_outsw((port), (buf), (ns));		\
+	else						\
 		/* this must be the same as outsw in io.h!! */	\
 		_outsw((unsigned short *)((port)+_IO_BASE), (buf), (ns)); \
-	else						\
-		ide_outsw((port), (buf), (ns));		\
 } while (0)
+
+#undef inb
+#define inb(port)	\
+	in_8((unsigned char *)((port) + ((_machine==_MACH_Pmac)? 0: _IO_BASE)))
+#undef inb_p
+#define inb_p(port)	inb(port)
+
+#undef outb
+#define outb(val, port)	\
+	out_8((unsigned char *)((port) + ((_machine==_MACH_Pmac)? 0: _IO_BASE)), (val))
+#undef outb_p
+#define outb_p(val, port)	outb(val, port)
 
 typedef union {
 	unsigned all			: 8;	/* all of the bits together */