projects / ipfire-2.x.git / blame
| Commit | Line | Data |
|---|---|---|
| 6a930a95 BS |
1 | From: Russ Anderson <rja@sgi.com> |
| 2 | Subject: Add UV bios call to get the address of the reserved page. | |
| 3 | References: bnc#442455 | |
| 4 | ||
| 5 | Add UV bios call to get the address of the reserved page. | |
| 6 | ||
| 7 | ||
| 8 | Signed-off-by: Russ Anderson <rja@sgi.com> | |
| 9 | Acked-by: Bernhard Walle <bwalle@suse.de> | |
| 10 | ||
| 11 | --- | |
| 12 | arch/x86/kernel/bios_uv.c | 11 +++++++++++ | |
| 13 | include/asm-x86/uv/bios.h | 5 ++++- | |
| 14 | 2 files changed, 15 insertions(+), 1 deletion(-) | |
| 15 | ||
| 16 | Index: linux/arch/x86/kernel/bios_uv.c | |
| 17 | =================================================================== | |
| 18 | --- linux.orig/arch/x86/kernel/bios_uv.c 2008-11-05 11:13:15.289411601 -0600 | |
| 19 | +++ linux/arch/x86/kernel/bios_uv.c 2008-11-05 11:14:11.428488248 -0600 | |
| 20 | @@ -142,6 +142,17 @@ uv_bios_change_memprotect(u64 paddr, u64 | |
| 21 | } | |
| 22 | EXPORT_SYMBOL_GPL(uv_bios_change_memprotect); | |
| 23 | ||
| 24 | +s64 | |
| 25 | +uv_bios_reserved_page_pa(u64 buf, u64 *cookie, u64 *addr, u64 *len) | |
| 26 | +{ | |
| 27 | + s64 ret; | |
| 28 | + | |
| 29 | + ret = uv_bios_call_irqsave(UV_BIOS_GET_PARTITION_ADDR, (u64)cookie, | |
| 30 | + (u64)addr, buf, (u64)len, 0); | |
| 31 | + return ret; | |
| 32 | +} | |
| 33 | +EXPORT_SYMBOL_GPL(uv_bios_reserved_page_pa); | |
| 34 | + | |
| 35 | s64 uv_bios_freq_base(u64 clock_type, u64 *ticks_per_second) | |
| 36 | { | |
| 37 | return uv_bios_call(UV_BIOS_FREQ_BASE, clock_type, | |
| 38 | Index: linux/include/asm-x86/uv/bios.h | |
| 39 | =================================================================== | |
| 40 | --- linux.orig/include/asm-x86/uv/bios.h 2008-11-05 11:13:15.301413114 -0600 | |
| 41 | +++ linux/include/asm-x86/uv/bios.h 2008-11-05 11:14:11.436489257 -0600 | |
| 42 | @@ -35,13 +35,15 @@ enum uv_bios_cmd { | |
| 43 | UV_BIOS_FREQ_BASE, | |
| 44 | UV_BIOS_WATCHLIST_ALLOC, | |
| 45 | UV_BIOS_WATCHLIST_FREE, | |
| 46 | - UV_BIOS_MEMPROTECT | |
| 47 | + UV_BIOS_MEMPROTECT, | |
| 48 | + UV_BIOS_GET_PARTITION_ADDR | |
| 49 | }; | |
| 50 | ||
| 51 | /* | |
| 52 | * Status values returned from a BIOS call. | |
| 53 | */ | |
| 54 | enum { | |
| 55 | + BIOS_STATUS_MORE_PASSES = 1, | |
| 56 | BIOS_STATUS_SUCCESS = 0, | |
| 57 | BIOS_STATUS_UNIMPLEMENTED = -ENOSYS, | |
| 58 | BIOS_STATUS_EINVAL = -EINVAL, | |
| 59 | @@ -102,6 +104,7 @@ extern int uv_bios_mq_watchlist_alloc(in | |
| 60 | unsigned long *); | |
| 61 | extern int uv_bios_mq_watchlist_free(int, int); | |
| 62 | extern s64 uv_bios_change_memprotect(u64, u64, enum uv_memprotect); | |
| 63 | +extern s64 uv_bios_reserved_page_pa(u64, u64 *, u64 *, u64 *); | |
| 64 | ||
| 65 | extern void uv_bios_init(void); | |
| 66 |