Date: Thu, 1 Mar 2018 22:57:14 +0000 (UTC) From: Ian Lepore <ian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r330257 - in head/sys: dev/efidev sys Message-ID: <201803012257.w21MvElX053313@repo.freebsd.org>
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Author: ian Date: Thu Mar 1 22:57:14 2018 New Revision: 330257 URL: https://svnweb.freebsd.org/changeset/base/330257 Log: Add a function to retrieve the EFI realtime clock capabilities. Modified: head/sys/dev/efidev/efirt.c head/sys/sys/efi.h Modified: head/sys/dev/efidev/efirt.c ============================================================================== --- head/sys/dev/efidev/efirt.c Thu Mar 1 22:38:21 2018 (r330256) +++ head/sys/dev/efidev/efirt.c Thu Mar 1 22:57:14 2018 (r330257) @@ -241,7 +241,7 @@ efi_get_table(struct uuid *uuid, void **ptr) } static int -efi_get_time_locked(struct efi_tm *tm) +efi_get_time_locked(struct efi_tm *tm, struct efi_tmcap *tmcap) { efi_status status; int error; @@ -250,7 +250,7 @@ efi_get_time_locked(struct efi_tm *tm) error = efi_enter(); if (error != 0) return (error); - status = efi_runtime->rt_gettime(tm, NULL); + status = efi_runtime->rt_gettime(tm, tmcap); efi_leave(); error = efi_status_to_errno(status); return (error); @@ -264,7 +264,21 @@ efi_get_time(struct efi_tm *tm) if (efi_runtime == NULL) return (ENXIO); EFI_TIME_LOCK() - error = efi_get_time_locked(tm); + error = efi_get_time_locked(tm, NULL); + EFI_TIME_UNLOCK() + return (error); +} + +int +efi_get_time_capabilities(struct efi_tmcap *tmcap) +{ + struct efi_tm dummy; + int error; + + if (efi_runtime == NULL) + return (ENXIO); + EFI_TIME_LOCK() + error = efi_get_time_locked(&dummy, tmcap); EFI_TIME_UNLOCK() return (error); } Modified: head/sys/sys/efi.h ============================================================================== --- head/sys/sys/efi.h Thu Mar 1 22:38:21 2018 (r330256) +++ head/sys/sys/efi.h Thu Mar 1 22:57:14 2018 (r330257) @@ -179,6 +179,7 @@ void efi_destroy_1t1_map(void); int efi_rt_ok(void); int efi_get_table(struct uuid *uuid, void **ptr); int efi_get_time(struct efi_tm *tm); +int efi_get_time_capabilities(struct efi_tmcap *tmcap); int efi_reset_system(void); int efi_set_time(struct efi_tm *tm); int efi_var_get(uint16_t *name, struct uuid *vendor, uint32_t *attrib,
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