Differential D10302 Diff 27316 head/sys/boot/ofw/libofw/openfirm.c

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Show First 20 Lines • Show All 616 Lines • ▼ Show 20 Lines	OF_seek(ihandle_t instance, u_int64_t pos)
args.instance = instance;		args.instance = instance;
args.poshi = pos >> 32;		args.poshi = pos >> 32;
args.poslo = pos;		args.poslo = pos;
if (openfirmware(&args) == -1)		if (openfirmware(&args) == -1)
return (-1);		return (-1);
return (args.status);		return (args.status);
}		}

		/* Blocks. */
		unsigned int
		OF_blocks(ihandle_t instance)
		{
		static struct {
		cell_t name;
		cell_t nargs;
		cell_t nreturns;
		cell_t instance;
		cell_t result;
		cell_t blocks;
		} args = {
		(cell_t)"#blocks",
		2,
		1,
		};

		args.instance = instance;
		if (openfirmware(&args) == -1)
		return ((unsigned int)-1);
		return (args.blocks);
		}

		/* Block size. */
		int
		OF_block_size(ihandle_t instance)
		{
		static struct {
		cell_t name;
		cell_t nargs;
		cell_t nreturns;
		cell_t instance;
		cell_t result;
		cell_t size;
		} args = {
		(cell_t)"block-size",
		2,
		1,
		};

		args.instance = instance;
		if (openfirmware(&args) == -1)
		return (512);
		return (args.size);
		}

		/*
/*		/*
* Memory functions		* Memory functions
*/		*/

/* Claim an area of memory. */		/* Claim an area of memory. */
void *		void *
OF_claim(void *virt, u_int size, u_int align)		OF_claim(void *virt, u_int size, u_int align)
{		{
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