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-rw-r--r--include/asm-ppc/ide.h294
1 files changed, 58 insertions, 236 deletions
diff --git a/include/asm-ppc/ide.h b/include/asm-ppc/ide.h
index cad526b12..c53267b77 100644
--- a/include/asm-ppc/ide.h
+++ b/include/asm-ppc/ide.h
@@ -11,61 +11,20 @@
#ifndef __ASMPPC_IDE_H
#define __ASMPPC_IDE_H
-#include <linux/config.h>
-#ifdef CONFIG_APUS
-#include <linux/hdreg.h>
-
-#define ide_init_hwif_ports m68k_ide_init_hwif_ports
-#include <asm-m68k/ide.h>
-#undef ide_init_hwif_ports
-#undef insw
-
-void 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);
-#define insw(port, buf, ns) do { \
- if ( _machine != _MACH_Pmac && _machine != _MACH_apus ) \
- /* 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
-#define outsw(port, buf, ns) do { \
- if ( _machine != _MACH_Pmac && _machine != _MACH_apus ) \
- /* 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)
-#else /* CONFIG_APUS */
-
-#ifdef __KERNEL__
-
-#include <linux/hdreg.h>
-#include <linux/ioport.h>
-#include <asm/io.h> /* so we can redefine insw/outsw */
+#include <linux/sched.h>
+#include <asm/processor.h>
#ifndef MAX_HWIFS
#define MAX_HWIFS 4
#endif
-#undef SUPPORT_SLOW_DATA_PORTS
-#define SUPPORT_SLOW_DATA_PORTS 0
-#undef SUPPORT_VLB_SYNC
-#define SUPPORT_VLB_SYNC 0
-
+typedef unsigned int ide_ioreg_t;
-#define ide__sti() __sti()
+#ifdef __KERNEL__
-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);
+#include <linux/hdreg.h>
+#include <linux/ioport.h>
+#include <asm/io.h>
extern int pmac_ide_ports_known;
extern ide_ioreg_t pmac_ide_regbase[MAX_HWIFS];
@@ -78,222 +37,86 @@ extern ide_ioreg_t chrp_idedma_regbase; /* one for both channels */
extern unsigned int chrp_ide_irq;
extern void chrp_ide_probe(void);
+struct ide_machdep_calls {
+ void (*insw)(ide_ioreg_t port, void *buf, int ns);
+ void (*outsw)(ide_ioreg_t port, void *buf, int ns);
+ int (*default_irq)(ide_ioreg_t base);
+ ide_ioreg_t (*default_io_base)(int index);
+ int (*check_region)(ide_ioreg_t from, unsigned int extent);
+ void (*request_region)(ide_ioreg_t from,
+ unsigned int extent,
+ const char *name);
+ void (*release_region)(ide_ioreg_t from,
+ unsigned int extent);
+ void (*fix_driveid)(struct hd_driveid *id);
+ void (*ide_init_hwif)(ide_ioreg_t *p,
+ ide_ioreg_t base,
+ int *irq);
+
+ int io_base;
+};
+
+extern struct ide_machdep_calls ppc_ide_md;
+
+void 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);
+void ppc_generic_ide_fix_driveid(struct hd_driveid *id);
+
+#undef insw
+#define insw(port, buf, ns) do { \
+ ppc_ide_md.insw((port), (buf), (ns)); \
+} while (0)
+
+#undef outsw
+#define outsw(port, buf, ns) do { \
+ ppc_ide_md.outsw((port), (buf), (ns)); \
+} while (0)
+
+#undef SUPPORT_SLOW_DATA_PORTS
+#define SUPPORT_SLOW_DATA_PORTS 0
+#undef SUPPORT_VLB_SYNC
+#define SUPPORT_VLB_SYNC 0
+
+#define ide__sti() __sti()
+
static __inline__ int ide_default_irq(ide_ioreg_t base)
{
- if ( _machine == _MACH_Pmac )
- return 0;
- else if ( _machine == _MACH_mbx )
- /* hardcode IRQ 14 on the MBX */
- return 14+16;
- 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;
- case 0x1e8: return 11;
- case 0x168: return 10;
- default:
- return 0;
- }
+ return ppc_ide_md.default_irq(base);
}
static __inline__ ide_ioreg_t ide_default_io_base(int index)
{
-#if defined(CONFIG_BLK_DEV_IDE_PMAC)
- if (_machine == _MACH_Pmac) {
- return pmac_ide_regbase[index];
- }
-#endif
- 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;
- case 2: return 0x1e8;
- case 3: return 0x168;
- default:
- return 0;
- }
+ return ppc_ide_md.default_io_base(index);
}
static __inline__ int ide_check_region (ide_ioreg_t from, unsigned int extent)
{
- if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx))
- return 0;
- return check_region(from, extent);
+ return ppc_ide_md.check_region(from, extent);
}
static __inline__ void ide_request_region (ide_ioreg_t from, unsigned int extent, const char *name)
{
- if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )
- return;
- request_region(from, extent, name);
+ ppc_ide_md.request_region(from, extent, name);
}
static __inline__ void ide_release_region (ide_ioreg_t from, unsigned int extent)
{
- if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) )
- return;
- release_region(from, extent);
+ ppc_ide_md.release_region(from, extent);
}
-/* Convert the shorts/longs in hd_driveid from little to big endian;
- chars are endian independent, of course, but strings need to be flipped.
- (Despite what it says in drivers/block/ide.h, they come up as little endian...)
- Changes to linux/hdreg.h may require changes here. */
static __inline__ void ide_fix_driveid (struct hd_driveid *id) {
- if (( _machine == _MACH_Pmac ) || (_machine == _MACH_chrp)|| (_machine == _MACH_mbx) ) {
- int i;
- unsigned short *stringcast;
- id->config = __le16_to_cpu(id->config);
- id->cyls = __le16_to_cpu(id->cyls);
- id->reserved2 = __le16_to_cpu(id->reserved2);
- id->heads = __le16_to_cpu(id->heads);
- id->track_bytes = __le16_to_cpu(id->track_bytes);
- id->sector_bytes = __le16_to_cpu(id->sector_bytes);
- id->sectors = __le16_to_cpu(id->sectors);
- id->vendor0 = __le16_to_cpu(id->vendor0);
- id->vendor1 = __le16_to_cpu(id->vendor1);
- id->vendor2 = __le16_to_cpu(id->vendor2);
- stringcast = (unsigned short *)&id->serial_no[0];
- for (i=0; i<(20/2); i++)
- stringcast[i] = __le16_to_cpu(stringcast[i]);
- id->buf_type = __le16_to_cpu(id->buf_type);
- id->buf_size = __le16_to_cpu(id->buf_size);
- id->ecc_bytes = __le16_to_cpu(id->ecc_bytes);
- stringcast = (unsigned short *)&id->fw_rev[0];
- for (i=0; i<(8/2); i++)
- stringcast[i] = __le16_to_cpu(stringcast[i]);
- stringcast = (unsigned short *)&id->model[0];
- for (i=0; i<(40/2); i++)
- stringcast[i] = __le16_to_cpu(stringcast[i]);
- id->dword_io = __le16_to_cpu(id->dword_io);
- id->reserved50 = __le16_to_cpu(id->reserved50);
- id->field_valid = __le16_to_cpu(id->field_valid);
- id->cur_cyls = __le16_to_cpu(id->cur_cyls);
- id->cur_heads = __le16_to_cpu(id->cur_heads);
- id->cur_sectors = __le16_to_cpu(id->cur_sectors);
- id->cur_capacity0 = __le16_to_cpu(id->cur_capacity0);
- id->cur_capacity1 = __le16_to_cpu(id->cur_capacity1);
- id->lba_capacity = __le32_to_cpu(id->lba_capacity);
- id->dma_1word = __le16_to_cpu(id->dma_1word);
- id->dma_mword = __le16_to_cpu(id->dma_mword);
- id->eide_pio_modes = __le16_to_cpu(id->eide_pio_modes);
- id->eide_dma_min = __le16_to_cpu(id->eide_dma_min);
- id->eide_dma_time = __le16_to_cpu(id->eide_dma_time);
- id->eide_pio = __le16_to_cpu(id->eide_pio);
- id->eide_pio_iordy = __le16_to_cpu(id->eide_pio_iordy);
- id->word69 = __le16_to_cpu(id->word69);
- id->word70 = __le16_to_cpu(id->word70);
- id->word71 = __le16_to_cpu(id->word71);
- id->word72 = __le16_to_cpu(id->word72);
- id->word73 = __le16_to_cpu(id->word73);
- id->word74 = __le16_to_cpu(id->word74);
- id->word75 = __le16_to_cpu(id->word75);
- id->word76 = __le16_to_cpu(id->word76);
- id->word77 = __le16_to_cpu(id->word77);
- id->word78 = __le16_to_cpu(id->word78);
- id->word79 = __le16_to_cpu(id->word79);
- id->word80 = __le16_to_cpu(id->word80);
- id->word81 = __le16_to_cpu(id->word81);
- id->command_sets = __le16_to_cpu(id->command_sets);
- id->word83 = __le16_to_cpu(id->word83);
- id->word84 = __le16_to_cpu(id->word84);
- id->word85 = __le16_to_cpu(id->word85);
- id->word86 = __le16_to_cpu(id->word86);
- id->word87 = __le16_to_cpu(id->word87);
- id->dma_ultra = __le16_to_cpu(id->dma_ultra);
- id->word89 = __le16_to_cpu(id->word89);
- id->word90 = __le16_to_cpu(id->word90);
- id->word91 = __le16_to_cpu(id->word91);
- id->word92 = __le16_to_cpu(id->word92);
- id->word93 = __le16_to_cpu(id->word93);
- id->word94 = __le16_to_cpu(id->word94);
- id->word95 = __le16_to_cpu(id->word95);
- id->word96 = __le16_to_cpu(id->word96);
- id->word97 = __le16_to_cpu(id->word97);
- id->word98 = __le16_to_cpu(id->word98);
- id->word99 = __le16_to_cpu(id->word99);
- id->word100 = __le16_to_cpu(id->word100);
- id->word101 = __le16_to_cpu(id->word101);
- id->word102 = __le16_to_cpu(id->word102);
- id->word103 = __le16_to_cpu(id->word103);
- id->word104 = __le16_to_cpu(id->word104);
- id->word105 = __le16_to_cpu(id->word105);
- id->word106 = __le16_to_cpu(id->word106);
- id->word107 = __le16_to_cpu(id->word107);
- id->word108 = __le16_to_cpu(id->word108);
- id->word109 = __le16_to_cpu(id->word109);
- id->word110 = __le16_to_cpu(id->word110);
- id->word111 = __le16_to_cpu(id->word111);
- id->word112 = __le16_to_cpu(id->word112);
- id->word113 = __le16_to_cpu(id->word113);
- id->word114 = __le16_to_cpu(id->word114);
- id->word115 = __le16_to_cpu(id->word115);
- id->word116 = __le16_to_cpu(id->word116);
- id->word117 = __le16_to_cpu(id->word117);
- id->word118 = __le16_to_cpu(id->word118);
- id->word119 = __le16_to_cpu(id->word119);
- id->word120 = __le16_to_cpu(id->word120);
- id->word121 = __le16_to_cpu(id->word121);
- id->word122 = __le16_to_cpu(id->word122);
- id->word123 = __le16_to_cpu(id->word123);
- id->word124 = __le16_to_cpu(id->word124);
- id->word125 = __le16_to_cpu(id->word125);
- id->word126 = __le16_to_cpu(id->word126);
- id->word127 = __le16_to_cpu(id->word127);
- id->security = __le16_to_cpu(id->security);
- for (i=0; i<127; i++)
- id->reserved[i] = __le16_to_cpu(id->reserved[i]);
- }
+ ppc_ide_md.fix_driveid(id);
}
-#undef insw
-#define insw(port, buf, ns) do { \
- if ( _machine == _MACH_chrp) {\
- ide_insw((port)+_IO_BASE, (buf), (ns)); \
- }\
- else if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) ) \
- ide_insw((port)+((_machine==_MACH_mbx)? 0x80000000: 0), \
- (buf), (ns)); \
- else \
- /* this must be the same as insw in io.h!! */ \
- _insw((unsigned short *)((port)+_IO_BASE), (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_chrp) {\
- ide_outsw((port)+_IO_BASE, (buf), (ns)); \
- }\
- else if ( (_machine == _MACH_Pmac) || (_machine == _MACH_mbx) ) \
- ide_outsw((port)+((_machine==_MACH_mbx)? 0x80000000: 0), \
- (buf), (ns)); \
- else \
- /* this must be the same as outsw in io.h!! */ \
- _outsw((unsigned short *)((port)+_IO_BASE), (buf), (ns)); \
-} while (0)
-
#undef inb
-#define inb(port) \
- in_8((unsigned char *)((port) + \
- ((_machine==_MACH_Pmac)? 0: _IO_BASE) + \
- ((_machine==_MACH_mbx)? 0x80000000: 0)) )
+#define inb(port) in_8((unsigned char *)((port) + ppc_ide_md.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) + \
- ((_machine==_MACH_mbx)? 0x80000000: 0)), (val) )
+ out_8((unsigned char *)((port) + ppc_ide_md.io_base), (val) )
#undef outb_p
#define outb_p(val, port) outb(val, port)
@@ -327,6 +150,5 @@ static __inline__ void ide_free_irq(unsigned int irq, void *dev_id)
#define ide_get_lock(lock, hdlr, data) do {} while (0)
#endif /* __KERNEL__ */
-#endif /* CONFIG_APUS */
#endif /* __ASMPPC_IDE_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 00:00:17 +0000