[POWERPC] Remove APUS support from arch/ppc

Current status of APUS:
- arch/powerpc/: removed in 2.6.23
- arch/ppc/: marked BROKEN since 2 years

This therefore removes the remaining parts of APUS support from
arch/ppc, include/asm-ppc, arch/powerpc and include/asm-powerpc.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>

8 files changed, 6 insertions, 337 deletions

diff --git a/include/asm-ppc/amigahw.h b/include/asm-ppc/amigahw.h
deleted file mode 100644
index 90fd127..0000000
--- a/include/asm-ppc/amigahw.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifdef __KERNEL__
-#ifndef __ASMPPC_AMIGAHW_H
-#define __ASMPPC_AMIGAHW_H
-
-#include <asm-m68k/amigahw.h>
-
-#undef CHIP_PHYSADDR
-#ifdef CONFIG_APUS_FAST_EXCEPT
-#define CHIP_PHYSADDR      (0x000000)
-#else
-#define CHIP_PHYSADDR      (0x004000)
-#endif
-
-
-#endif /* __ASMPPC_AMIGAHW_H */
-#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/amigaints.h b/include/asm-ppc/amigaints.h
deleted file mode 100644
index aa3ff63..0000000
--- a/include/asm-ppc/amigaints.h
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
-** amigaints.h -- Amiga Linux interrupt handling structs and prototypes
-**
-** Copyright 1992 by Greg Harp
-**
-** This file is subject to the terms and conditions of the GNU General Public
-** License.  See the file COPYING in the main directory of this archive
-** for more details.
-**
-** Created 10/2/92 by Greg Harp
-*/
-
-#ifdef __KERNEL__
-#ifndef _ASMm68k_AMIGAINTS_H_
-#define _ASMm68k_AMIGAINTS_H_
-
-/*
-** Amiga Interrupt sources.
-**
-*/
-
-#define AUTO_IRQS           (8)
-#define AMI_STD_IRQS        (14)
-#define CIA_IRQS            (5)
-#define AMI_IRQS            (32) /* AUTO_IRQS+AMI_STD_IRQS+2*CIA_IRQS */
-
-/* vertical blanking interrupt */
-#define IRQ_AMIGA_VERTB     0
-
-/* copper interrupt */
-#define IRQ_AMIGA_COPPER    1
-
-/* Audio interrupts */
-#define IRQ_AMIGA_AUD0	    2
-#define IRQ_AMIGA_AUD1	    3
-#define IRQ_AMIGA_AUD2	    4
-#define IRQ_AMIGA_AUD3	    5
-
-/* Blitter done interrupt */
-#define IRQ_AMIGA_BLIT	    6
-
-/* floppy disk interrupts */
-#define IRQ_AMIGA_DSKSYN    7
-#define IRQ_AMIGA_DSKBLK    8
-
-/* builtin serial port interrupts */
-#define IRQ_AMIGA_RBF	    9
-#define IRQ_AMIGA_TBE	    10
-
-/* software interrupts */
-#define IRQ_AMIGA_SOFT      11
-
-/* interrupts from external hardware */
-#define IRQ_AMIGA_PORTS	    12
-#define IRQ_AMIGA_EXTER	    13
-
-/* CIA interrupt sources */
-#define IRQ_AMIGA_CIAA      14
-#define IRQ_AMIGA_CIAA_TA   14
-#define IRQ_AMIGA_CIAA_TB   15
-#define IRQ_AMIGA_CIAA_ALRM 16
-#define IRQ_AMIGA_CIAA_SP   17
-#define IRQ_AMIGA_CIAA_FLG  18
-#define IRQ_AMIGA_CIAB      19
-#define IRQ_AMIGA_CIAB_TA   19
-#define IRQ_AMIGA_CIAB_TB   20
-#define IRQ_AMIGA_CIAB_ALRM 21
-#define IRQ_AMIGA_CIAB_SP   22
-#define IRQ_AMIGA_CIAB_FLG  23
-
-/* auto-vector interrupts */
-#define IRQ_AMIGA_AUTO      24
-#define IRQ_AMIGA_AUTO_0    24 /* This is just a dummy */
-#define IRQ_AMIGA_AUTO_1    25
-#define IRQ_AMIGA_AUTO_2    26
-#define IRQ_AMIGA_AUTO_3    27
-#define IRQ_AMIGA_AUTO_4    28
-#define IRQ_AMIGA_AUTO_5    29
-#define IRQ_AMIGA_AUTO_6    30
-#define IRQ_AMIGA_AUTO_7    31
-
-#define IRQ_FLOPPY	    IRQ_AMIGA_DSKBLK
-
-/* INTREQR masks */
-#define IRQ1_MASK   0x0007	/* INTREQR mask for IRQ 1 */
-#define IRQ2_MASK   0x0008	/* INTREQR mask for IRQ 2 */
-#define IRQ3_MASK   0x0070	/* INTREQR mask for IRQ 3 */
-#define IRQ4_MASK   0x0780	/* INTREQR mask for IRQ 4 */
-#define IRQ5_MASK   0x1800	/* INTREQR mask for IRQ 5 */
-#define IRQ6_MASK   0x2000	/* INTREQR mask for IRQ 6 */
-#define IRQ7_MASK   0x4000	/* INTREQR mask for IRQ 7 */
-
-#define IF_SETCLR   0x8000      /* set/clr bit */
-#define IF_INTEN    0x4000	/* master interrupt bit in INT* registers */
-#define IF_EXTER    0x2000	/* external level 6 and CIA B interrupt */
-#define IF_DSKSYN   0x1000	/* disk sync interrupt */
-#define IF_RBF	    0x0800	/* serial receive buffer full interrupt */
-#define IF_AUD3     0x0400	/* audio channel 3 done interrupt */
-#define IF_AUD2     0x0200	/* audio channel 2 done interrupt */
-#define IF_AUD1     0x0100	/* audio channel 1 done interrupt */
-#define IF_AUD0     0x0080	/* audio channel 0 done interrupt */
-#define IF_BLIT     0x0040	/* blitter done interrupt */
-#define IF_VERTB    0x0020	/* vertical blanking interrupt */
-#define IF_COPER    0x0010	/* copper interrupt */
-#define IF_PORTS    0x0008	/* external level 2 and CIA A interrupt */
-#define IF_SOFT     0x0004	/* software initiated interrupt */
-#define IF_DSKBLK   0x0002	/* diskblock DMA finished */
-#define IF_TBE	    0x0001	/* serial transmit buffer empty interrupt */
-
-extern void amiga_do_irq(int irq, struct pt_regs *fp);
-extern void amiga_do_irq_list(int irq, struct pt_regs *fp);
-
-/* CIA interrupt control register bits */
-
-#define CIA_ICR_TA	0x01
-#define CIA_ICR_TB	0x02
-#define CIA_ICR_ALRM	0x04
-#define CIA_ICR_SP	0x08
-#define CIA_ICR_FLG	0x10
-#define CIA_ICR_ALL	0x1f
-#define CIA_ICR_SETCLR	0x80
-
-/* to access the interrupt control registers of CIA's use only
-** these functions, they behave exactly like the amiga os routines
-*/
-
-extern struct ciabase ciaa_base, ciab_base;
-
-extern unsigned char cia_set_irq(unsigned int irq, int set);
-extern unsigned char cia_able_irq(unsigned int irq, int enable);
-
-#endif /* asm-m68k/amigaints.h */
-#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/amigappc.h b/include/asm-ppc/amigappc.h
deleted file mode 100644
index 35114ce..0000000
--- a/include/asm-ppc/amigappc.h
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
-** asm-ppc/amigappc.h -- This header defines some values and pointers for
-**                        the Phase 5 PowerUp card.
-**
-** Copyright 1997, 1998 by Phase5, Germany.
-**
-** This file is subject to the terms and conditions of the GNU General Public
-** License.  See the file COPYING in the main directory of this archive
-** for more details.
-**
-** Created: 7/22/97 by Jesper Skov
-*/
-
-#ifdef __KERNEL__
-#ifndef _M68K_AMIGAPPC_H
-#define _M68K_AMIGAPPC_H
-
-#ifndef __ASSEMBLY__
-
-/* #include <asm/system.h> */
-#define mb()  __asm__ __volatile__ ("sync" : : : "memory")
-
-#define APUS_WRITE(_a_, _v_)				\
-do {							\
-	(*((volatile unsigned char *)(_a_)) = (_v_));	\
-	mb();						\
-} while (0)
-
-#define APUS_READ(_a_, _v_)				\
-do {							\
-	(_v_) = (*((volatile unsigned char *)(_a_)));	\
-	mb();						\
-} while (0)
-#endif /* ndef __ASSEMBLY__ */
-
-/* Maybe add a [#ifdef WANT_ZTWOBASE] condition to amigahw.h? */
-#define zTwoBase (0x80000000)
-
-#define APUS_IPL_BASE   	(zTwoBase + 0x00f60000)
-#define APUS_REG_RESET    	(APUS_IPL_BASE + 0x00)
-#define APUS_REG_WAITSTATE    	(APUS_IPL_BASE + 0x10)
-#define APUS_REG_SHADOW    	(APUS_IPL_BASE + 0x18)
-#define APUS_REG_LOCK		(APUS_IPL_BASE + 0x20)
-#define APUS_REG_INT    	(APUS_IPL_BASE + 0x28)
-#define APUS_IPL_EMU		(APUS_IPL_BASE + 0x30)
-#define APUS_INT_LVL		(APUS_IPL_BASE + 0x38)
-
-#define REGSHADOW_SETRESET	(0x80)
-#define REGSHADOW_SELFRESET	(0x40)
-
-#define REGLOCK_SETRESET	(0x80)
-#define REGLOCK_BLACKMAGICK1	(0x40)
-#define REGLOCK_BLACKMAGICK2	(0x20)
-#define REGLOCK_BLACKMAGICK3	(0x10)
-
-#define REGWAITSTATE_SETRESET	(0x80)
-#define REGWAITSTATE_PPCW	(0x08)
-#define REGWAITSTATE_PPCR	(0x04)
-
-#define REGRESET_SETRESET	(0x80)
-#define REGRESET_PPCRESET	(0x10)
-#define REGRESET_M68KRESET	(0x08)
-#define REGRESET_AMIGARESET	(0x04)
-#define REGRESET_AUXRESET	(0x02)
-#define REGRESET_SCSIRESET	(0x01)
-
-#define REGINT_SETRESET		(0x80)
-#define REGINT_ENABLEIPL	(0x02)
-#define REGINT_INTMASTER	(0x01)
-
-#define IPLEMU_SETRESET		(0x80)
-#define IPLEMU_DISABLEINT	(0x40)
-#define IPLEMU_IPL2		(0x20)
-#define IPLEMU_IPL1		(0x10)
-#define IPLEMU_IPL0		(0x08)
-#define IPLEMU_PPCIPL2		(0x04)
-#define IPLEMU_PPCIPL1		(0x02)
-#define IPLEMU_PPCIPL0		(0x01)
-#define IPLEMU_IPLMASK		(IPLEMU_PPCIPL2|IPLEMU_PPCIPL1|IPLEMU_PPCIPL0)
-
-#define INTLVL_SETRESET         (0x80)
-#define INTLVL_MASK             (0x7f)
-
-#endif /* _M68k_AMIGAPPC_H */
-#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/bootinfo.h b/include/asm-ppc/bootinfo.h
index 2ace4a7..f6ed77a 100644
--- a/include/asm-ppc/bootinfo.h
+++ b/include/asm-ppc/bootinfo.h
@@ -11,10 +11,6 @@
 
 #include <asm/page.h>
 
-#if defined(CONFIG_APUS) && !defined(__BOOTER__)
-#include <asm-m68k/bootinfo.h>
-#else
-
 struct bi_record {
 	unsigned long tag;		/* tag ID */
 	unsigned long size;		/* size of record (in bytes) */
@@ -44,7 +40,6 @@ bootinfo_addr(unsigned long offset)
 	return (struct bi_record *)_ALIGN((offset) + (1 << 20) - 1,
 					  (1 << 20));
 }
-#endif /* CONFIG_APUS */
 
 
 #endif /* _PPC_BOOTINFO_H */
diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index f776c49..8f58231 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -30,7 +30,7 @@
 #include <asm/mpc8xx.h>
 #elif defined(CONFIG_8260)
 #include <asm/mpc8260.h>
-#elif defined(CONFIG_APUS) || !defined(CONFIG_PCI)
+#elif !defined(CONFIG_PCI)
 #define _IO_BASE	0
 #define _ISA_MEM_BASE	0
 #define PCI_DRAM_OFFSET 0
@@ -145,24 +145,7 @@ static inline void writeb(__u8 b, volatile void __iomem *addr)
 }
 #endif
 
-#if defined(CONFIG_APUS)
-static inline __u16 readw(const volatile void __iomem *addr)
-{
-	return *(__force volatile __u16 *)(addr);
-}
-static inline __u32 readl(const volatile void __iomem *addr)
-{
-	return *(__force volatile __u32 *)(addr);
-}
-static inline void writew(__u16 b, volatile void __iomem *addr)
-{
-	*(__force volatile __u16 *)(addr) = b;
-}
-static inline void writel(__u32 b, volatile void __iomem *addr)
-{
-	*(__force volatile __u32 *)(addr) = b;
-}
-#elif defined (CONFIG_8260_PCI9)
+#if defined (CONFIG_8260_PCI9)
 /* Use macros if PCI9 workaround enabled */
 #define readw(addr) in_le16((volatile u16 *)(addr))
 #define readl(addr) in_le32((volatile u32 *)(addr))
@@ -185,7 +168,7 @@ static inline void writel(__u32 b, volatile void __iomem *addr)
 {
 	out_le32(addr, b);
 }
-#endif /* CONFIG_APUS */
+#endif /* CONFIG_8260_PCI9 */
 
 #define readb_relaxed(addr) readb(addr)
 #define readw_relaxed(addr) readw(addr)
@@ -300,13 +283,7 @@ extern __inline__ void name(unsigned int val, unsigned int port) \
 }
 
 __do_out_asm(outb, "stbx")
-#ifdef CONFIG_APUS
-__do_in_asm(inb, "lbzx")
-__do_in_asm(inw, "lhz%U1%X1")
-__do_in_asm(inl, "lwz%U1%X1")
-__do_out_asm(outl,"stw%U0%X0")
-__do_out_asm(outw, "sth%U0%X0")
-#elif defined (CONFIG_8260_PCI9)
+#if defined (CONFIG_8260_PCI9)
 /* in asm cannot be defined if PCI9 workaround is used */
 #define inb(port)		in_8((port)+___IO_BASE)
 #define inw(port)		in_le16((port)+___IO_BASE)
@@ -371,7 +348,6 @@ extern void __iomem *ioremap64(unsigned long long address, unsigned long size);
 #define ioremap_nocache(addr, size)	ioremap((addr), (size))
 extern void iounmap(volatile void __iomem *addr);
 extern unsigned long iopa(unsigned long addr);
-extern unsigned long mm_ptov(unsigned long addr) __attribute_const__;
 extern void io_block_mapping(unsigned long virt, phys_addr_t phys,
 			     unsigned int size, int flags);
 
@@ -384,24 +360,16 @@ extern void io_block_mapping(unsigned long virt, phys_addr_t phys,
  */
 extern inline unsigned long virt_to_bus(volatile void * address)
 {
-#ifndef CONFIG_APUS
         if (address == (void *)0)
 		return 0;
         return (unsigned long)address - KERNELBASE + PCI_DRAM_OFFSET;
-#else
-	return iopa ((unsigned long) address);
-#endif
 }
 
 extern inline void * bus_to_virt(unsigned long address)
 {
-#ifndef CONFIG_APUS
         if (address == 0)
 		return NULL;
         return (void *)(address - PCI_DRAM_OFFSET + KERNELBASE);
-#else
-	return (void*) mm_ptov (address);
-#endif
 }
 
 /*
@@ -410,20 +378,12 @@ extern inline void * bus_to_virt(unsigned long address)
  */
 extern inline unsigned long virt_to_phys(volatile void * address)
 {
-#ifndef CONFIG_APUS
 	return (unsigned long) address - KERNELBASE;
-#else
-	return iopa ((unsigned long) address);
-#endif
 }
 
 extern inline void * phys_to_virt(unsigned long address)
 {
-#ifndef CONFIG_APUS
 	return (void *) (address + KERNELBASE);
-#else
-	return (void*) mm_ptov (address);
-#endif
 }
 
 /*
diff --git a/include/asm-ppc/machdep.h b/include/asm-ppc/machdep.h
index 293a444..a20b499 100644
--- a/include/asm-ppc/machdep.h
+++ b/include/asm-ppc/machdep.h
@@ -8,10 +8,6 @@
 #include <asm/setup.h>
 #include <asm/page.h>
 
-#ifdef CONFIG_APUS
-#include <asm-m68k/machdep.h>
-#endif
-
 struct pt_regs;
 struct pci_bus;	
 struct pci_dev;
diff --git a/include/asm-ppc/page.h b/include/asm-ppc/page.h
index fe95c82..ad4c5a1 100644
--- a/include/asm-ppc/page.h
+++ b/include/asm-ppc/page.h
@@ -97,62 +97,22 @@ extern void clear_user_page(void *page, unsigned long vaddr, struct page *pg);
 extern void copy_user_page(void *to, void *from, unsigned long vaddr,
 			   struct page *pg);
 
-#ifndef CONFIG_APUS
 #define PPC_MEMSTART	0
-#define PPC_PGSTART	0
 #define PPC_MEMOFFSET	PAGE_OFFSET
-#else
-extern unsigned long ppc_memstart;
-extern unsigned long ppc_pgstart;
-extern unsigned long ppc_memoffset;
-#define PPC_MEMSTART	ppc_memstart
-#define PPC_PGSTART	ppc_pgstart
-#define PPC_MEMOFFSET	ppc_memoffset
-#endif
 
-#if defined(CONFIG_APUS) && !defined(MODULE)
-/* map phys->virtual and virtual->phys for RAM pages */
-static inline unsigned long ___pa(unsigned long v)
-{
-	unsigned long p;
-	asm volatile ("1: addis %0, %1, %2;"
-		      ".section \".vtop_fixup\",\"aw\";"
-		      ".align  1;"
-		      ".long   1b;"
-		      ".previous;"
-		      : "=r" (p)
-		      : "b" (v), "K" (((-PAGE_OFFSET) >> 16) & 0xffff));
-
-	return p;
-}
-static inline void* ___va(unsigned long p)
-{
-	unsigned long v;
-	asm volatile ("1: addis %0, %1, %2;"
-		      ".section \".ptov_fixup\",\"aw\";"
-		      ".align  1;"
-		      ".long   1b;"
-		      ".previous;"
-		      : "=r" (v)
-		      : "b" (p), "K" (((PAGE_OFFSET) >> 16) & 0xffff));
-
-	return (void*) v;
-}
-#else
 #define ___pa(vaddr) ((vaddr)-PPC_MEMOFFSET)
 #define ___va(paddr) ((paddr)+PPC_MEMOFFSET)
-#endif
 
 extern int page_is_ram(unsigned long pfn);
 
 #define __pa(x) ___pa((unsigned long)(x))
 #define __va(x) ((void *)(___va((unsigned long)(x))))
 
-#define ARCH_PFN_OFFSET		(PPC_PGSTART)
+#define ARCH_PFN_OFFSET		0
 #define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define page_to_virt(page)	__va(page_to_pfn(page) << PAGE_SHIFT)
 
-#define pfn_valid(pfn)		(((pfn) - PPC_PGSTART) < max_mapnr)
+#define pfn_valid(pfn)		((pfn) < max_mapnr)
 #define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
 
 /* Pure 2^n version of get_order */
diff --git a/include/asm-ppc/pgtable.h b/include/asm-ppc/pgtable.h
index c159315..063ad91 100644
--- a/include/asm-ppc/pgtable.h
+++ b/include/asm-ppc/pgtable.h
@@ -765,14 +765,6 @@ extern void paging_init(void);
 #define pte_to_pgoff(pte)	(pte_val(pte) >> 3)
 #define pgoff_to_pte(off)	((pte_t) { ((off) << 3) | _PAGE_FILE })
 
-/* CONFIG_APUS */
-/* For virtual address to physical address conversion */
-extern void cache_clear(__u32 addr, int length);
-extern void cache_push(__u32 addr, int length);
-extern int mm_end_of_chunk (unsigned long addr, int len);
-extern unsigned long iopa(unsigned long addr);
-extern unsigned long mm_ptov(unsigned long addr) __attribute_const__;
-
 /* Values for nocacheflag and cmode */
 /* These are not used by the APUS kernel_map, but prevents
    compilation errors. */