Differential D6212 Diff 15911 head/sys/boot/efi/libefi/efipart.c

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head/sys/boot/efi/libefi/efipart.c

Show First 20 Lines • Show All 59 Lines • ▼ Show 20 Lines	struct devsw efipart_dev = {
.dv_ioctl = noioctl,		.dv_ioctl = noioctl,
.dv_print = efipart_print,		.dv_print = efipart_print,
.dv_cleanup = NULL		.dv_cleanup = NULL
};		};

/*		/*
* info structure to support bcache		* info structure to support bcache
*/		*/
#define MAXPDDEV 31 /* see MAXDEV in libi386.h */		struct pdinfo {

static struct pdinfo
{
int pd_unit; /* unit number */		int pd_unit; /* unit number */
int pd_open; /* reference counter */		int pd_open; /* reference counter */
void pd_bcache; / buffer cache data */		void pd_bcache; / buffer cache data */
} pdinfo [MAXPDDEV];		};
		static struct pdinfo *pdinfo;
static int npdinfo = 0;		static int npdinfo = 0;

#define PD(dev) (pdinfo[(dev)->d_unit])		#define PD(dev) (pdinfo[(dev)->d_unit])

static int		static int
efipart_init(void)		efipart_init(void)
{		{
EFI_BLOCK_IO *blkio;		EFI_BLOCK_IO *blkio;
Show All 20 Lines	efipart_init(void)

/* Filter handles to only include FreeBSD partitions. */		/* Filter handles to only include FreeBSD partitions. */
nin = sz / sizeof(EFI_HANDLE);		nin = sz / sizeof(EFI_HANDLE);
hout = hin + nin;		hout = hin + nin;
aliases = hout + nin;		aliases = hout + nin;
nout = 0;		nout = 0;

bzero(aliases, nin * sizeof(EFI_HANDLE));		bzero(aliases, nin * sizeof(EFI_HANDLE));
		pdinfo = malloc(nin * sizeof(*pdinfo));
		if (pdinfo == NULL)
		return (ENOMEM);

for (n = 0; n < nin; n++) {		for (n = 0; n < nin; n++) {
status = BS->HandleProtocol(hin[n], &devpath_guid,		status = BS->HandleProtocol(hin[n], &devpath_guid,
(void **)&devpath);		(void **)&devpath);
if (EFI_ERROR(status)) {		if (EFI_ERROR(status)) {
continue;		continue;
}		}

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