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microblaze: Add support for little/big endian in/out api's
Add read/write memory utilities for 16 and 32 bits. Add these api's for both little and big endian systems similar to arm architecture. Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com> Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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@ -50,14 +50,24 @@
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#define outw(x, addr) ((void)writew(x, addr))
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#define outl(x, addr) ((void)writel(x, addr))
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/* Some #definitions to keep strange Xilinx code happy */
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#define in_8(addr) readb(addr)
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#define in_be16(addr) readw(addr)
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#define in_be32(addr) readl(addr)
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#define out_arch(type, endian, addr, x) \
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__raw_write##type(cpu_to_##endian(x), addr)
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#define in_arch(type, endian, addr) \
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endian##_to_cpu(__raw_read##type(addr))
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#define out_le16(addr, x) out_arch(w, le16, addr, x)
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#define out_le32(addr, x) out_arch(l, le32, addr, x)
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#define in_le16(addr) in_arch(w, le16, addr)
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#define in_le32(addr) in_arch(l, le32, addr)
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#define in_8(addr) readb(addr)
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#define in_be16(addr) in_arch(w, be16, addr)
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#define in_be32(addr) in_arch(l, be32, addr)
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#define out_8(addr, x) outb(x, addr)
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#define out_be16(addr, x) outw(x, addr)
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#define out_be32(addr, x) outl(x, addr)
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#define out_be16(addr, x) out_arch(w, be16, addr, x)
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#define out_be32(addr, x) out_arch(l, be32, addr, x)
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#define inb_p(port) inb((port))
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#define outb_p(val, port) outb((val), (port))
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