projects / people / teissler / ipfire-2.x.git / blame
| Commit | Line | Data |
|---|---|---|
| 8f69975d BS |
1 | From: Dean Nelson <dcn@sgi.com> |
| 2 | Subject: [PATCH] Add support for getting the address of a partition's reserved page. | |
| 3 | References: bnc#442461 | |
| 4 | ||
| 5 | Add support for getting the address of a partition's reserved page. | |
| 6 | ||
| 7 | Signed-off-by: Dean Nelson <dcn@sgi.com> | |
| 8 | Acked-by: Bernhard Walle <bwalle@suse.de> | |
| 9 | ||
| 10 | --- | |
| 11 | ||
| 12 | drivers/misc/sgi-xp/xpc_uv.c | 31 ++++++++++++++++++++++++++++--- | |
| 13 | 1 file changed, 28 insertions(+), 3 deletions(-) | |
| 14 | ||
| 15 | Index: linux/drivers/misc/sgi-xp/xpc_uv.c | |
| 16 | =================================================================== | |
| 17 | --- linux.orig/drivers/misc/sgi-xp/xpc_uv.c 2008-10-21 12:50:18.000000000 -0500 | |
| 18 | +++ linux/drivers/misc/sgi-xp/xpc_uv.c 2008-10-21 14:00:13.000000000 -0500 | |
| 19 | @@ -642,7 +642,7 @@ xpc_send_local_activate_IRQ_uv(struct xp | |
| 20 | struct xpc_partition_uv *part_uv = &part->sn.uv; | |
| 21 | ||
| 22 | /* | |
| 23 | - * !!! Make our side think that the remote parition sent an activate | |
| 24 | + * !!! Make our side think that the remote partition sent an activate | |
| 25 | * !!! message our way by doing what the activate IRQ handler would | |
| 26 | * !!! do had one really been sent. | |
| 27 | */ | |
| 28 | @@ -660,8 +660,33 @@ static enum xp_retval | |
| 29 | xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa, | |
| 30 | size_t *len) | |
| 31 | { | |
| 32 | - /* !!! call the UV version of sn_partition_reserved_page_pa() */ | |
| 33 | - return xpUnsupported; | |
| 34 | + s64 status; | |
| 35 | + enum xp_retval ret; | |
| 36 | + | |
| 37 | +#if defined CONFIG_X86_64 | |
| 38 | + status = uv_bios_reserved_page_pa((u64)buf, cookie, (u64 *)rp_pa, | |
| 39 | + (u64 *)len); | |
| 40 | + if (status == BIOS_STATUS_SUCCESS) | |
| 41 | + ret = xpSuccess; | |
| 42 | + else if (status == BIOS_STATUS_MORE_PASSES) | |
| 43 | + ret = xpNeedMoreInfo; | |
| 44 | + else | |
| 45 | + ret = xpBiosError; | |
| 46 | + | |
| 47 | +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV | |
| 48 | + status = sn_partition_reserved_page_pa((u64)buf, cookie, rp_pa, len); | |
| 49 | + if (status == SALRET_OK) | |
| 50 | + ret = xpSuccess; | |
| 51 | + else if (status == SALRET_MORE_PASSES) | |
| 52 | + ret = xpNeedMoreInfo; | |
| 53 | + else | |
| 54 | + ret = xpSalError; | |
| 55 | + | |
| 56 | +#else | |
| 57 | + #error not a supported configuration | |
| 58 | +#endif | |
| 59 | + | |
| 60 | + return ret; | |
| 61 | } | |
| 62 | ||
| 63 | static int |