22c21003a9
Lemote Loongson 2F family machines use CS5536 as their south bridge and need these lowlevel interfaces to access the devices on CS5536. Virtualize the legacy devices on CS5536 as PCI devices. This way users can access the CS5536 PCI config space directly as a normal multi-function PCI 2.2 device. Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com> Cc: zhangfx@lemote.com Cc: yanh@lemote.com Cc: huhb@lemote.com Cc: Nicholas Mc Guire <hofrat@hofr.at> Cc: Arnaud Patard <apatard@mandriva.com> Cc: loongson-dev@googlegroups.com Cc: linux-mips@linux-mips.org Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
31 lines
718 B
C
31 lines
718 B
C
/*
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* the read/write interfaces for Virtual Support Module(VSM)
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*
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* Copyright (C) 2009 Lemote, Inc.
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* Author: Wu Zhangjin <wuzj@lemote.com>
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*/
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#ifndef _CS5536_VSM_H
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#define _CS5536_VSM_H
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#include <linux/types.h>
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typedef void (*cs5536_pci_vsm_write)(int reg, u32 value);
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typedef u32 (*cs5536_pci_vsm_read)(int reg);
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#define DECLARE_CS5536_MODULE(name) \
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extern void pci_##name##_write_reg(int reg, u32 value); \
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extern u32 pci_##name##_read_reg(int reg);
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/* ide module */
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DECLARE_CS5536_MODULE(ide)
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/* acc module */
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DECLARE_CS5536_MODULE(acc)
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/* ohci module */
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DECLARE_CS5536_MODULE(ohci)
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/* isa module */
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DECLARE_CS5536_MODULE(isa)
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/* ehci module */
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DECLARE_CS5536_MODULE(ehci)
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#endif /* _CS5536_VSM_H */
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