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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
commit | 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e (patch) | |
tree | 32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /include/grub/xen.h | |
parent | Initial commit. (diff) | |
download | grub2-upstream/2.06.tar.xz grub2-upstream/2.06.zip |
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/grub/xen.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/include/grub/xen.h b/include/grub/xen.h new file mode 100644 index 0000000..91cb7cf --- /dev/null +++ b/include/grub/xen.h @@ -0,0 +1,105 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2013 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRUB_XEN_HEADER +#define GRUB_XEN_HEADER 1 + +#define __XEN_INTERFACE_VERSION__ 0x0003020a + +#define memset grub_memset + +#ifdef ASM_FILE +#define __ASSEMBLY__ +#include <xen/xen.h> +#else + +#include <grub/symbol.h> +#include <grub/types.h> +#include <grub/err.h> + +#ifndef GRUB_SYMBOL_GENERATOR +typedef grub_int8_t int8_t; +typedef grub_int16_t int16_t; +typedef grub_uint8_t uint8_t; +typedef grub_uint16_t uint16_t; +typedef grub_uint32_t uint32_t; +typedef grub_uint64_t uint64_t; +#include <xen/xen.h> + +#include <xen/sched.h> +#include <xen/grant_table.h> +#include <xen/io/console.h> +#include <xen/io/xs_wire.h> +#include <xen/io/xenbus.h> +#include <xen/io/protocols.h> +#endif + +#include <grub/cpu/xen/hypercall.h> + +extern grub_size_t EXPORT_VAR (grub_xen_n_allocated_shared_pages); + + +#define GRUB_XEN_LOG_PAGE_SIZE 12 +#define GRUB_XEN_PAGE_SIZE (1 << GRUB_XEN_LOG_PAGE_SIZE) + +extern volatile struct xencons_interface *grub_xen_xcons; +extern volatile struct shared_info *EXPORT_VAR (grub_xen_shared_info); +extern volatile struct xenstore_domain_interface *grub_xen_xenstore; +extern volatile grant_entry_v1_t *grub_xen_grant_table; + +void EXPORT_FUNC (grub_xen_store_send) (const void *buf_, grub_size_t len); +void EXPORT_FUNC (grub_xen_store_recv) (void *buf_, grub_size_t len); +grub_err_t +EXPORT_FUNC (grub_xenstore_dir) (const char *dir, + int (*hook) (const char *dir, + void *hook_data), + void *hook_data); +void *EXPORT_FUNC (grub_xenstore_get_file) (const char *dir, + grub_size_t * len); +grub_err_t EXPORT_FUNC (grub_xenstore_write_file) (const char *dir, + const void *buf, + grub_size_t len); + +typedef unsigned int grub_xen_grant_t; + +void *EXPORT_FUNC (grub_xen_alloc_shared_page) (domid_t dom, + grub_xen_grant_t * grnum); +void EXPORT_FUNC (grub_xen_free_shared_page) (void *ptr); + +#define mb() asm volatile("mfence;sfence;" : : : "memory"); +extern struct start_info *EXPORT_VAR (grub_xen_start_page_addr); + +void grub_console_init (void); + +void grub_xendisk_fini (void); +void grub_xendisk_init (void); + +#ifdef __x86_64__ +typedef grub_uint64_t grub_xen_mfn_t; +#else +typedef grub_uint32_t grub_xen_mfn_t; +#endif +typedef unsigned int grub_xen_evtchn_t; + +#ifdef GRUB_MACHINE_XEN_PVH +extern struct hvm_start_info *pvh_start_info; +void grub_xen_setup_pvh (void); +#endif +#endif + +#endif |