mirror of
https://github.com/clearlinux/kvmtool.git
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Andre Przywara
da4699ad87
kvmtool used the in-kernel version of the device tree handling library. Now that we are a proper userland tool, use the system's library for that purpose. Actually this seems to fix some long-standing warning generated by the Linux copy. Also fix up a bogus x86 warning (no FDT needed here). Signed-off-by: Andre Przywara <andre.przywara@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
#ifndef KVM__FDT_H
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#define KVM__FDT_H
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#ifdef CONFIG_HAS_LIBFDT
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#include <libfdt.h>
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#endif
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#include <linux/types.h>
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#define FDT_MAX_SIZE 0x10000
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/* Those definitions are generic FDT values for specifying IRQ
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* types and are used in the Linux kernel internally as well as in
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* the dts files and their documentation.
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*/
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enum irq_type {
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IRQ_TYPE_NONE = 0x00000000,
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IRQ_TYPE_EDGE_RISING = 0x00000001,
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IRQ_TYPE_EDGE_FALLING = 0x00000002,
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IRQ_TYPE_EDGE_BOTH = (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING),
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IRQ_TYPE_LEVEL_HIGH = 0x00000004,
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IRQ_TYPE_LEVEL_LOW = 0x00000008,
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IRQ_TYPE_LEVEL_MASK = (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH),
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};
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/* Helper for the various bits of code that generate FDT nodes */
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#define _FDT(exp) \
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do { \
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int ret = (exp); \
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if (ret < 0) { \
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die("Error creating device tree: %s: %s\n", \
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#exp, fdt_strerror(ret)); \
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} \
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} while (0)
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static inline u32 fdt__alloc_phandle(void)
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{
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static u32 phandle = 0;
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return ++phandle;
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}
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#endif /* KVM__FDT_H */
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