diff options
Diffstat (limited to 'lib/libvmmapi/vmmapi.c')
| -rw-r--r-- | lib/libvmmapi/vmmapi.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/lib/libvmmapi/vmmapi.c b/lib/libvmmapi/vmmapi.c index 11f38c926cc3c..7347c41dd3116 100644 --- a/lib/libvmmapi/vmmapi.c +++ b/lib/libvmmapi/vmmapi.c @@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$"); #include <machine/specialreg.h> #include <errno.h> +#include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <assert.h> @@ -53,8 +54,10 @@ __FBSDID("$FreeBSD$"); #include <libutil.h> +#include <vm/vm.h> #include <machine/vmm.h> #include <machine/vmm_dev.h> +#include <machine/vmm_snapshot.h> #include "vmmapi.h" @@ -238,6 +241,17 @@ vm_mmap_memseg(struct vmctx *ctx, vm_paddr_t gpa, int segid, vm_ooffset_t off, } int +vm_get_guestmem_from_ctx(struct vmctx *ctx, char **guest_baseaddr, + size_t *lowmem_size, size_t *highmem_size) +{ + + *guest_baseaddr = ctx->baseaddr; + *lowmem_size = ctx->lowmem; + *highmem_size = ctx->highmem; + return (0); +} + +int vm_mmap_getnext(struct vmctx *ctx, vm_paddr_t *gpa, int *segid, vm_ooffset_t *segoff, size_t *len, int *prot, int *flags) { @@ -448,6 +462,34 @@ vm_map_gpa(struct vmctx *ctx, vm_paddr_t gaddr, size_t len) return (NULL); } +vm_paddr_t +vm_rev_map_gpa(struct vmctx *ctx, void *addr) +{ + vm_paddr_t offaddr; + + offaddr = (char *)addr - ctx->baseaddr; + + if (ctx->lowmem > 0) + if (offaddr >= 0 && offaddr <= ctx->lowmem) + return (offaddr); + + if (ctx->highmem > 0) + if (offaddr >= 4*GB && offaddr < 4*GB + ctx->highmem) + return (offaddr); + + return ((vm_paddr_t)-1); +} + +/* TODO: maximum size for vmname */ +int +vm_get_name(struct vmctx *ctx, char *buf, size_t max_len) +{ + + if (strlcpy(buf, ctx->name, max_len) >= max_len) + return (EINVAL); + return (0); +} + size_t vm_get_lowmem_size(struct vmctx *ctx) { @@ -1502,6 +1544,29 @@ vm_restart_instruction(void *arg, int vcpu) } int +vm_snapshot_req(struct vm_snapshot_meta *meta) +{ + + if (ioctl(meta->ctx->fd, VM_SNAPSHOT_REQ, meta) == -1) { +#ifdef SNAPSHOT_DEBUG + fprintf(stderr, "%s: snapshot failed for %s: %d\r\n", + __func__, meta->dev_name, errno); +#endif + return (-1); + } + return (0); +} + +int +vm_restore_time(struct vmctx *ctx) +{ + int dummy; + + dummy = 0; + return (ioctl(ctx->fd, VM_RESTORE_TIME, &dummy)); +} + +int vm_set_topology(struct vmctx *ctx, uint16_t sockets, uint16_t cores, uint16_t threads, uint16_t maxcpus) { |