From 7d9d1f25c3872080ce599e5dd0dac3305d0a028b Mon Sep 17 00:00:00 2001 From: Dean Nelson Date: Wed, 5 Nov 2008 17:29:48 -0600 Subject: sgi-xp: support getting the address of a partition's reserved page Add support for getting the address of a partition's reserved page. Signed-off-by: Dean Nelson Signed-off-by: H. Peter Anvin --- drivers/misc/sgi-xp/xpc_uv.c | 31 ++++++++++++++++++++++++++++--- 1 file changed, 28 insertions(+), 3 deletions(-) (limited to 'drivers/misc') diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index ec526c7ff70c..684b2dd17583 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -642,7 +642,7 @@ xpc_send_local_activate_IRQ_uv(struct xpc_partition *part, int act_state_req) struct xpc_partition_uv *part_uv = &part->sn.uv; /* - * !!! Make our side think that the remote parition sent an activate + * !!! Make our side think that the remote partition sent an activate * !!! message our way by doing what the activate IRQ handler would * !!! do had one really been sent. */ @@ -660,8 +660,33 @@ static enum xp_retval xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa, size_t *len) { - /* !!! call the UV version of sn_partition_reserved_page_pa() */ - return xpUnsupported; + s64 status; + enum xp_retval ret; + +#if defined CONFIG_X86_64 + status = uv_bios_reserved_page_pa((u64)buf, cookie, (u64 *)rp_pa, + (u64 *)len); + if (status == BIOS_STATUS_SUCCESS) + ret = xpSuccess; + else if (status == BIOS_STATUS_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpBiosError; + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + status = sn_partition_reserved_page_pa((u64)buf, cookie, rp_pa, len); + if (status == SALRET_OK) + ret = xpSuccess; + else if (status == SALRET_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpSalError; + +#else + #error not a supported configuration +#endif + + return ret; } static int -- cgit v1.2.3