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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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273b8385e5
* Use ide_default_irq() instead of ide_init_default_irq() in ide_generic host driver (so the correct IRQ is always set regardless of CONFIG_PCI / CONFIG_BLK_DEV_IDEPCI). * Remove no longer needed ide_init_default_irq() macro. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
/*
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* Copyright (C) 1994-1996 Linus Torvalds & authors
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*
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* This file contains the powerpc architecture specific IDE code.
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*/
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#ifndef _ASM_POWERPC_IDE_H
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#define _ASM_POWERPC_IDE_H
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#ifdef __KERNEL__
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#ifndef __powerpc64__
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#include <linux/sched.h>
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#include <asm/mpc8xx.h>
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#endif
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#include <asm/io.h>
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#ifndef MAX_HWIFS
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#ifdef __powerpc64__
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#define MAX_HWIFS 10
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#else
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#define MAX_HWIFS 8
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#endif
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#endif
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#define __ide_mm_insw(p, a, c) readsw((void __iomem *)(p), (a), (c))
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#define __ide_mm_insl(p, a, c) readsl((void __iomem *)(p), (a), (c))
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#define __ide_mm_outsw(p, a, c) writesw((void __iomem *)(p), (a), (c))
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#define __ide_mm_outsl(p, a, c) writesl((void __iomem *)(p), (a), (c))
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#ifndef __powerpc64__
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#include <linux/hdreg.h>
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#include <linux/ioport.h>
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/* FIXME: use ide_platform host driver */
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static __inline__ int ide_default_irq(unsigned long base)
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{
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#ifdef CONFIG_PPLUS
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switch (base) {
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case 0x1f0: return 14;
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case 0x170: return 15;
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}
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#endif
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#ifdef CONFIG_PPC_PREP
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switch (base) {
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case 0x1f0: return 13;
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case 0x170: return 13;
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case 0x1e8: return 11;
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case 0x168: return 10;
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case 0xfff0: return 14; /* MCP(N)750 ide0 */
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case 0xffe0: return 15; /* MCP(N)750 ide1 */
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}
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#endif
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return 0;
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}
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/* FIXME: use ide_platform host driver */
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static __inline__ unsigned long ide_default_io_base(int index)
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{
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#ifdef CONFIG_PPLUS
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switch (index) {
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case 0: return 0x1f0;
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case 1: return 0x170;
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}
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#endif
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#ifdef CONFIG_PPC_PREP
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switch (index) {
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case 0: return 0x1f0;
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case 1: return 0x170;
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case 2: return 0x1e8;
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case 3: return 0x168;
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}
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#endif
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return 0;
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}
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#ifdef CONFIG_BLK_DEV_MPC8xx_IDE
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#define IDE_ARCH_ACK_INTR 1
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#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1)
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#endif
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#endif /* __powerpc64__ */
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#endif /* __KERNEL__ */
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#endif /* _ASM_POWERPC_IDE_H */
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