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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /arch/sparc/include/asm/hvtramp.h | |
| parent | Initial commit. (diff) | |
| download | linux-upstream.tar.xz linux-upstream.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sparc/include/asm/hvtramp.h')
| -rw-r--r-- | arch/sparc/include/asm/hvtramp.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/hvtramp.h b/arch/sparc/include/asm/hvtramp.h new file mode 100644 index 000000000..688ea43af --- /dev/null +++ b/arch/sparc/include/asm/hvtramp.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _SPARC64_HVTRAP_H +#define _SPARC64_HVTRAP_H + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct hvtramp_mapping { + __u64 vaddr; + __u64 tte; +}; + +struct hvtramp_descr { + __u32 cpu; + __u32 num_mappings; + __u64 fault_info_va; + __u64 fault_info_pa; + __u64 thread_reg; + struct hvtramp_mapping maps[1]; +}; + +void hv_cpu_startup(unsigned long hvdescr_pa); + +#endif + +#define HVTRAMP_DESCR_CPU 0x00 +#define HVTRAMP_DESCR_NUM_MAPPINGS 0x04 +#define HVTRAMP_DESCR_FAULT_INFO_VA 0x08 +#define HVTRAMP_DESCR_FAULT_INFO_PA 0x10 +#define HVTRAMP_DESCR_THREAD_REG 0x18 +#define HVTRAMP_DESCR_MAPS 0x20 + +#define HVTRAMP_MAPPING_VADDR 0x00 +#define HVTRAMP_MAPPING_TTE 0x08 +#define HVTRAMP_MAPPING_SIZE 0x10 + +#endif /* _SPARC64_HVTRAP_H */ |