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zfs: enable FPU on powerpc*

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Summary:

MFC after:	1 week

Test Plan: make kernel and boot with ZFS on /

Reviewers: #powerpc

Subscribers: imp, delphij

Differential Revision: https://reviews.freebsd.org/D49538
This commit is contained in:
Piotr Kubaj 2025-03-27 17:32:59 +01:00
parent aeddee8334
commit 5b02365ac6
2 changed files with 23 additions and 5 deletions
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13
sys/conf/files.powerpc
View file

@ -17,8 +17,17 @@ contrib/openzfs/module/icp/asm-ppc64/blake3/b3_ppc64le_sse41.S optional zfs comp
# zfs sha2 hash support
contrib/openzfs/module/icp/asm-ppc64/sha2/sha256-p8.S optional zfs compile-with "${ZFS_S}"
contrib/openzfs/module/icp/asm-ppc64/sha2/sha512-p8.S optional zfs compile-with "${ZFS_S}"
contrib/openzfs/module/icp/asm-ppc64/sha2/sha256-ppc.S optional zfs compile-with "${ZFS_S}"
contrib/openzfs/module/icp/asm-ppc64/sha2/sha512-ppc.S optional zfs compile-with "${ZFS_S}"
zfs-sha256-ppc.o optional zfs \
dependency "$S/contrib/openzfs/module/icp/asm-ppc64/sha2/sha256-ppc.S" \
compile-with "${CC} -c ${ZFS_ASM_CFLAGS} -o ${.TARGET} ${WERROR} $S/contrib/openzfs/module/icp/asm-ppc64/sha2/sha256-ppc.S" \
no-implicit-rule \
clean "zfs-sha256-ppc.o"
zfs-sha512-ppc.o optional zfs \
dependency "$S/contrib/openzfs/module/icp/asm-ppc64/sha2/sha512-ppc.S" \
compile-with "${CC} -c ${ZFS_ASM_CFLAGS} -o ${.TARGET} ${WERROR} $S/contrib/openzfs/module/icp/asm-ppc64/sha2/sha512-ppc.S" \
no-implicit-rule \
clean "zfs-sha512-ppc.o"
# openssl ppc common files
crypto/openssl/ossl_ppc.c optional ossl powerpc64 | ossl powerpc64le

15
sys/contrib/openzfs/include/os/freebsd/spl/sys/simd_powerpc.h
View file

@ -44,16 +44,25 @@
#ifndef _FREEBSD_SIMD_POWERPC_H
#define _FREEBSD_SIMD_POWERPC_H
#include <machine/pcpu.h>
#include <sys/types.h>
#include <sys/cdefs.h>
#include <machine/pcb.h>
#include <machine/cpu.h>
#include <machine/fpu.h>
#define kfpu_allowed() 0
#define kfpu_allowed() 1
#define kfpu_initialize(tsk) do {} while (0)
#define kfpu_begin() do {} while (0)
#define kfpu_end() do {} while (0)
#define kfpu_begin() { \
if (__predict_false(!is_fpu_kern_thread(0))) \
fpu_kern_enter(PCPU_GET(curthread), NULL, FPU_KERN_NOCTX);\
}
#define kfpu_end() { \
if (__predict_false(PCPU_GET(curpcb)->pcb_flags & PCB_KERN_FPU_NOSAVE))\
fpu_kern_leave(PCPU_GET(curthread), NULL); \
}
#define kfpu_init() (0)
#define kfpu_fini() do {} while (0)