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Add OF_getscsinitid(), a helper similar to OF_getetheraddr() but for

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obtaining the initiator ID to be used for SPI controllers from the
Open Firmware device tree.
This commit is contained in:
marius 2010-04-26 19:13:10 +00:00
parent 4604894eaf
commit 8fbd99ea26
3 changed files with 16 additions and 1 deletions
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1
sys/sparc64/include/ofw_machdep.h
View File

@ -36,6 +36,7 @@ typedef uint64_t cell_t;
int OF_decode_addr(phandle_t, int, int *, bus_addr_t *);
void OF_getetheraddr(device_t, u_char *);
u_int OF_getscsinitid(device_t);
void cpu_shutdown(void *);
int ofw_entry(void *);
void ofw_exit(void *);

15
sys/sparc64/sparc64/ofw_machdep.c
View File

@ -1,6 +1,6 @@
/*-
* Copyright (c) 2001 by Thomas Moestl <tmm@FreeBSD.org>.
* Copyright (c) 2005 - 2009 by Marius Strobl <marius@FreeBSD.org>.
* Copyright (c) 2005 - 2010 by Marius Strobl <marius@FreeBSD.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -68,6 +68,19 @@ OF_getetheraddr(device_t dev, u_char *addr)
bcopy(&idp.id_ether, addr, ETHER_ADDR_LEN);
}
u_int
OF_getscsinitid(device_t dev)
{
phandle_t node;
uint32_t id;
for (node = ofw_bus_get_node(dev); node != 0; node = OF_parent(node))
if (OF_getprop(node, "scsi-initiator-id", &id,
sizeof(id)) > 0)
return (id);
return (7);
}
static __inline uint32_t
phys_hi_mask_space(const char *bus, uint32_t phys_hi)
{

1
sys/sun4v/include/ofw_machdep.h
View File

@ -36,6 +36,7 @@ typedef uint64_t cell_t;
int OF_decode_addr(phandle_t, int, int *, bus_addr_t *);
void OF_getetheraddr(device_t, u_char *);
u_int OF_getscsinitid(device_t);
void cpu_shutdown(void *);
int ofw_entry(void *);
void ofw_exit(void *);