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author | Ed Maste <emaste@FreeBSD.org> | 2014-04-27 15:14:59 +0000 |
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committer | Ed Maste <emaste@FreeBSD.org> | 2014-04-27 15:14:59 +0000 |
commit | b6a0a32b5841a6947dd4698e9d89110eda010a50 (patch) | |
tree | b5deedeb76dc48ec3cbff277cd4806de334c2e7b /sys/amd64 | |
parent | 8376edae84ecef921c235a8dcb934de5098b92b4 (diff) | |
download | src-b6a0a32b5841a6947dd4698e9d89110eda010a50.tar.gz src-b6a0a32b5841a6947dd4698e9d89110eda010a50.zip |
Report boot method (BIOS/UEFI) via sysctl machdep.bootmethod
Sponsored by: The FreeBSD Foundation
Notes
Notes:
svn path=/head/; revision=265014
Diffstat (limited to 'sys/amd64')
-rw-r--r-- | sys/amd64/amd64/machdep.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c index 9675a045cce6..cc2b581b6249 100644 --- a/sys/amd64/amd64/machdep.c +++ b/sys/amd64/amd64/machdep.c @@ -1526,6 +1526,10 @@ add_efi_map_entries(struct efi_map_header *efihdr, vm_paddr_t *physmap, } } +static char bootmethod[16] = ""; +SYSCTL_STRING(_machdep, OID_AUTO, bootmethod, CTLFLAG_RD, bootmethod, 0, + "System firmware boot method"); + static void native_parse_memmap(caddr_t kmdp, vm_paddr_t *physmap, int *physmap_idx) { @@ -1550,9 +1554,11 @@ native_parse_memmap(caddr_t kmdp, vm_paddr_t *physmap, int *physmap_idx) if (efihdr != NULL) { add_efi_map_entries(efihdr, physmap, physmap_idx); + strlcpy(bootmethod, "UEFI", sizeof(bootmethod)); } else { size = *((u_int32_t *)smap - 1); bios_add_smap_entries(smap, size, physmap, physmap_idx); + strlcpy(bootmethod, "BIOS", sizeof(bootmethod)); } } |