ofw_raw.h 文件参考

#include <libfdt/libfdt.h>

ofw_raw.h 的引用(Include)关系图:

浏览该文件的源代码.

宏定义
#define	FDT_SIZE_KB   1024
#define	FDT_SIZE_MB   (1024 * FDT_SIZE_KB)
#define	FDT_SIZE_MAX   (2 * FDT_SIZE_MB)
#define	FDT_PADDING_SIZE   (1 * FDT_SIZE_KB)
#define	fdt_setprop_cstring(fdt, nodeoffset, name, str)
#define	fdt_prop_cells_ops(ops, fdt, nodeoffset, prop, ...)
#define	fdt_setprop_cells(fdt, nodeoffset, prop, ...)
#define	fdt_appendprop_cells(fdt, nodeoffset, prop, ...)

类型定义
typedef uint8_t	fdt8_t

函数
int	fdt_add_subnode_possible (void *fdt, int parentoffset, const char *name)
int	fdt_add_mem_rsv_possible (void *fdt, size_t addr, size_t size)
int	fdt_setprop_uxx (void *fdt, int nodeoffset, const char *name, uint64_t val, bool is_u64)
int	fdt_getprop_u8 (void *fdt, int nodeoffset, const char *name, uint8_t *out_value, int *lenp)
int	fdt_getprop_s8 (void *fdt, int nodeoffset, const char *name, int8_t *out_value, int *lenp)
int	fdt_getprop_u16 (void *fdt, int nodeoffset, const char *name, uint16_t *out_value, int *lenp)
int	fdt_getprop_s16 (void *fdt, int nodeoffset, const char *name, int16_t *out_value, int *lenp)
int	fdt_getprop_u32 (void *fdt, int nodeoffset, const char *name, uint32_t *out_value, int *lenp)
int	fdt_getprop_s32 (void *fdt, int nodeoffset, const char *name, int32_t *out_value, int *lenp)
int	fdt_io_addr_cells (void *fdt, int nodeoffset)
int	fdt_io_size_cells (void *fdt, int nodeoffset)
int	fdt_install_initrd (void *fdt, char *os_name, size_t initrd_addr, size_t initrd_size)

宏定义说明

FDT_SIZE_KB

#define FDT_SIZE_KB   1024

在文件 ofw_raw.h 第 16 行定义.

FDT_SIZE_MB

#define FDT_SIZE_MB   (1024 * FDT_SIZE_KB)

在文件 ofw_raw.h 第 17 行定义.

FDT_SIZE_MAX

#define FDT_SIZE_MAX   (2 * FDT_SIZE_MB)

在文件 ofw_raw.h 第 19 行定义.

FDT_PADDING_SIZE

#define FDT_PADDING_SIZE   (1 * FDT_SIZE_KB)

在文件 ofw_raw.h 第 20 行定义.

fdt_setprop_cstring

#define fdt_setprop_cstring	(		fdt,
			nodeoffset,
			name,
			str )

值:

    fdt_setprop((fdt), (nodeoffset), (name), (str), sizeof(str))

在文件 ofw_raw.h 第 32 行定义.

#define fdt_setprop_cstring(fdt, nodeoffset, name, str) \
    fdt_setprop((fdt), (nodeoffset), (name), (str), sizeof(str))

fdt_prop_cells_ops

#define fdt_prop_cells_ops	(		ops,
			fdt,
			nodeoffset,
			prop,
			... )

值:

({                                                          \
    int ret = 0;                                            \
    uint32_t tmp[] = { __VA_ARGS__ };                       \
    for (int i = 0; i < sizeof(tmp) / sizeof(tmp[0]); ++i)  \
    {                                                       \
        tmp[i] = cpu_to_fdt32(tmp[i]);                      \
    }                                                       \
    ret += ops(fdt, nodeoffset, prop, tmp, sizeof(tmp));    \
    ret;                                                    \
})

在文件 ofw_raw.h 第 35 行定义.

#define fdt_prop_cells_ops(ops, fdt, nodeoffset, prop, ...) \
({                                                          \
    int ret = 0;                                            \
    uint32_t tmp[] = { __VA_ARGS__ };                       \
    for (int i = 0; i < sizeof(tmp) / sizeof(tmp[0]); ++i)  \
    {                                                       \
        tmp[i] = cpu_to_fdt32(tmp[i]);                      \
    }                                                       \
    ret += ops(fdt, nodeoffset, prop, tmp, sizeof(tmp));    \
    ret;                                                    \
})

fdt_setprop_cells

#define fdt_setprop_cells	(		fdt,
			nodeoffset,
			prop,
			... )

值:

    fdt_prop_cells_ops(fdt_setprop, fdt, nodeoffset, prop, __VA_ARGS__)

在文件 ofw_raw.h 第 47 行定义.

#define fdt_setprop_cells(fdt, nodeoffset, prop, ...)   \
    fdt_prop_cells_ops(fdt_setprop, fdt, nodeoffset, prop, __VA_ARGS__)

fdt_appendprop_cells

#define fdt_appendprop_cells	(		fdt,
			nodeoffset,
			prop,
			... )

值:

    fdt_prop_cells_ops(fdt_appendprop, fdt, nodeoffset, prop, __VA_ARGS__)

在文件 ofw_raw.h 第 50 行定义.

#define fdt_appendprop_cells(fdt, nodeoffset, prop, ...)    \
    fdt_prop_cells_ops(fdt_appendprop, fdt, nodeoffset, prop, __VA_ARGS__)

类型定义说明

fdt8_t

typedef uint8_t fdt8_t

在文件 ofw_raw.h 第 22 行定义.

函数说明

fdt_add_subnode_possible()

int fdt_add_subnode_possible	(	void *	fdt,
		int	parentoffset,
		const char *	name )

fdt_add_mem_rsv_possible()

int fdt_add_mem_rsv_possible	(	void *	fdt,
		size_t	addr,
		size_t	size )

fdt_setprop_uxx()

int fdt_setprop_uxx	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		uint64_t	val,
		bool	is_u64 )

fdt_getprop_u8()

int fdt_getprop_u8	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		uint8_t *	out_value,
		int *	lenp )

fdt_getprop_s8()

int fdt_getprop_s8	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		int8_t *	out_value,
		int *	lenp )

fdt_getprop_u16()

int fdt_getprop_u16	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		uint16_t *	out_value,
		int *	lenp )

fdt_getprop_s16()

int fdt_getprop_s16	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		int16_t *	out_value,
		int *	lenp )

fdt_getprop_u32()

int fdt_getprop_u32	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		uint32_t *	out_value,
		int *	lenp )

fdt_getprop_s32()

int fdt_getprop_s32	(	void *	fdt,
		int	nodeoffset,
		const char *	name,
		int32_t *	out_value,
		int *	lenp )

fdt_io_addr_cells()

int fdt_io_addr_cells	(	void *	fdt,
		int	nodeoffset )

fdt_io_size_cells()

int fdt_io_size_cells	(	void *	fdt,
		int	nodeoffset )

fdt_install_initrd()

int fdt_install_initrd	(	void *	fdt,
		char *	os_name,
		size_t	initrd_addr,
		size_t	initrd_size )