aboutsummaryrefslogtreecommitdiff
path: root/arch/parisc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/Makefile5
-rw-r--r--arch/parisc/configs/generic-32bit_defconfig1
-rw-r--r--arch/parisc/configs/generic-64bit_defconfig14
-rw-r--r--arch/parisc/include/asm/assembly.h55
-rw-r--r--arch/parisc/include/asm/cacheflush.h1
-rw-r--r--arch/parisc/include/asm/jump_label.h1
-rw-r--r--arch/parisc/include/asm/rt_sigframe.h2
-rw-r--r--arch/parisc/install.sh1
-rw-r--r--arch/parisc/kernel/entry.S14
-rw-r--r--arch/parisc/kernel/signal.c13
-rw-r--r--arch/parisc/kernel/signal32.h2
-rw-r--r--arch/parisc/kernel/syscall.S4
-rw-r--r--arch/parisc/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/parisc/kernel/time.c30
-rw-r--r--arch/parisc/kernel/vmlinux.lds.S3
15 files changed, 80 insertions, 67 deletions
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 8db4af4879d0..82d77f4b0d08 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -15,7 +15,12 @@
# Mike Shaver, Helge Deller and Martin K. Petersen
#
+ifdef CONFIG_PARISC_SELF_EXTRACT
+boot := arch/parisc/boot
+KBUILD_IMAGE := $(boot)/bzImage
+else
KBUILD_IMAGE := vmlinuz
+endif
NM = sh $(srctree)/arch/parisc/nm
CHECKFLAGS += -D__hppa__=1
diff --git a/arch/parisc/configs/generic-32bit_defconfig b/arch/parisc/configs/generic-32bit_defconfig
index d6fd8fa7ed8c..53061cb2cf7f 100644
--- a/arch/parisc/configs/generic-32bit_defconfig
+++ b/arch/parisc/configs/generic-32bit_defconfig
@@ -231,6 +231,7 @@ CONFIG_CRYPTO_DEFLATE=y
CONFIG_CRC_CCITT=m
CONFIG_CRC_T10DIF=y
CONFIG_FONTS=y
+CONFIG_PRINTK_TIME=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_MEMORY_INIT=y
diff --git a/arch/parisc/configs/generic-64bit_defconfig b/arch/parisc/configs/generic-64bit_defconfig
index d2daeac2b217..1b8fd80cbe7f 100644
--- a/arch/parisc/configs/generic-64bit_defconfig
+++ b/arch/parisc/configs/generic-64bit_defconfig
@@ -1,7 +1,9 @@
CONFIG_LOCALVERSION="-64bit"
# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_KERNEL_LZ4=y
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
+CONFIG_AUDIT=y
CONFIG_BSD_PROCESS_ACCT=y
CONFIG_BSD_PROCESS_ACCT_V3=y
CONFIG_TASKSTATS=y
@@ -35,6 +37,7 @@ CONFIG_MODVERSIONS=y
CONFIG_BLK_DEV_INTEGRITY=y
CONFIG_BINFMT_MISC=m
# CONFIG_COMPACTION is not set
+CONFIG_MEMORY_FAILURE=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
@@ -65,12 +68,15 @@ CONFIG_SCSI_ISCSI_ATTRS=y
CONFIG_SCSI_SRP_ATTRS=y
CONFIG_ISCSI_BOOT_SYSFS=y
CONFIG_SCSI_MPT2SAS=y
-CONFIG_SCSI_LASI700=m
+CONFIG_SCSI_LASI700=y
CONFIG_SCSI_SYM53C8XX_2=y
CONFIG_SCSI_ZALON=y
CONFIG_SCSI_QLA_ISCSI=m
CONFIG_SCSI_DH=y
CONFIG_ATA=y
+CONFIG_SATA_SIL=y
+CONFIG_SATA_SIS=y
+CONFIG_SATA_VIA=y
CONFIG_PATA_NS87415=y
CONFIG_PATA_SIL680=y
CONFIG_ATA_GENERIC=y
@@ -79,6 +85,7 @@ CONFIG_MD_LINEAR=m
CONFIG_BLK_DEV_DM=m
CONFIG_DM_RAID=m
CONFIG_DM_UEVENT=y
+CONFIG_DM_AUDIT=y
CONFIG_FUSION=y
CONFIG_FUSION_SPI=y
CONFIG_FUSION_SAS=y
@@ -196,10 +203,15 @@ CONFIG_FB_MATROX_G=y
CONFIG_FB_MATROX_I2C=y
CONFIG_FB_MATROX_MAVEN=y
CONFIG_FB_RADEON=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_CLUT224 is not set
CONFIG_HIDRAW=y
CONFIG_HID_PID=y
CONFIG_USB_HIDDEV=y
CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_HCD_PLATFORM=y
CONFIG_UIO=y
CONFIG_UIO_PDRV_GENIRQ=m
CONFIG_UIO_AEC=m
diff --git a/arch/parisc/include/asm/assembly.h b/arch/parisc/include/asm/assembly.h
index 7085df079702..6d13ae236fcb 100644
--- a/arch/parisc/include/asm/assembly.h
+++ b/arch/parisc/include/asm/assembly.h
@@ -3,38 +3,19 @@
* Copyright (C) 1999 Hewlett-Packard (Frank Rowand)
* Copyright (C) 1999 Philipp Rumpf <prumpf@tux.org>
* Copyright (C) 1999 SuSE GmbH
+ * Copyright (C) 2021 Helge Deller <deller@gmx.de>
*/
#ifndef _PARISC_ASSEMBLY_H
#define _PARISC_ASSEMBLY_H
-#define CALLEE_FLOAT_FRAME_SIZE 80
-
#ifdef CONFIG_64BIT
-#define LDREG ldd
-#define STREG std
-#define LDREGX ldd,s
-#define LDREGM ldd,mb
-#define STREGM std,ma
-#define SHRREG shrd
-#define SHLREG shld
-#define ANDCM andcm,*
-#define COND(x) * ## x
#define RP_OFFSET 16
#define FRAME_SIZE 128
#define CALLEE_REG_FRAME_SIZE 144
#define REG_SZ 8
#define ASM_ULONG_INSN .dword
#else /* CONFIG_64BIT */
-#define LDREG ldw
-#define STREG stw
-#define LDREGX ldwx,s
-#define LDREGM ldwm
-#define STREGM stwm
-#define SHRREG shr
-#define SHLREG shlw
-#define ANDCM andcm
-#define COND(x) x
#define RP_OFFSET 20
#define FRAME_SIZE 64
#define CALLEE_REG_FRAME_SIZE 128
@@ -45,6 +26,7 @@
/* Frame alignment for 32- and 64-bit */
#define FRAME_ALIGN 64
+#define CALLEE_FLOAT_FRAME_SIZE 80
#define CALLEE_SAVE_FRAME_SIZE (CALLEE_REG_FRAME_SIZE + CALLEE_FLOAT_FRAME_SIZE)
#ifdef CONFIG_PA20
@@ -68,6 +50,28 @@
#ifdef __ASSEMBLY__
#ifdef CONFIG_64BIT
+#define LDREG ldd
+#define STREG std
+#define LDREGX ldd,s
+#define LDREGM ldd,mb
+#define STREGM std,ma
+#define SHRREG shrd
+#define SHLREG shld
+#define ANDCM andcm,*
+#define COND(x) * ## x
+#else /* CONFIG_64BIT */
+#define LDREG ldw
+#define STREG stw
+#define LDREGX ldwx,s
+#define LDREGM ldwm
+#define STREGM stwm
+#define SHRREG shr
+#define SHLREG shlw
+#define ANDCM andcm
+#define COND(x) x
+#endif
+
+#ifdef CONFIG_64BIT
/* the 64-bit pa gnu assembler unfortunately defaults to .level 1.1 or 2.0 so
* work around that for now... */
.level 2.0w
@@ -143,6 +147,17 @@
extrd,u \r, 63-(\sa), 64-(\sa), \t
.endm
+ /* Extract unsigned for 32- and 64-bit
+ * The extru instruction leaves the most significant 32 bits of the
+ * target register in an undefined state on PA 2.0 systems. */
+ .macro extru_safe r, p, len, t
+#ifdef CONFIG_64BIT
+ extrd,u \r, 32+(\p), \len, \t
+#else
+ extru \r, \p, \len, \t
+#endif
+ .endm
+
/* load 32-bit 'value' into 'reg' compensating for the ldil
* sign-extension when running in wide mode.
* WARNING!! neither 'value' nor 'reg' can be expressions
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index da0cd4b3a28f..859b8a34adcf 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -50,7 +50,6 @@ void invalidate_kernel_vmap_range(void *vaddr, int size);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
-void flush_dcache_folio(struct folio *folio);
#define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages)
#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages)
diff --git a/arch/parisc/include/asm/jump_label.h b/arch/parisc/include/asm/jump_label.h
index 7efb1aa2f7f8..af2a598bc0f8 100644
--- a/arch/parisc/include/asm/jump_label.h
+++ b/arch/parisc/include/asm/jump_label.h
@@ -5,6 +5,7 @@
#ifndef __ASSEMBLY__
#include <linux/types.h>
+#include <linux/stringify.h>
#include <asm/assembly.h>
#define JUMP_LABEL_NOP_SIZE 4
diff --git a/arch/parisc/include/asm/rt_sigframe.h b/arch/parisc/include/asm/rt_sigframe.h
index 4b9e3d707571..2b3010ade00e 100644
--- a/arch/parisc/include/asm/rt_sigframe.h
+++ b/arch/parisc/include/asm/rt_sigframe.h
@@ -2,7 +2,7 @@
#ifndef _ASM_PARISC_RT_SIGFRAME_H
#define _ASM_PARISC_RT_SIGFRAME_H
-#define SIGRETURN_TRAMP 3
+#define SIGRETURN_TRAMP 4
#define SIGRESTARTBLOCK_TRAMP 5
#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP)
diff --git a/arch/parisc/install.sh b/arch/parisc/install.sh
index 056d588befdd..70d3cffb0251 100644
--- a/arch/parisc/install.sh
+++ b/arch/parisc/install.sh
@@ -39,6 +39,7 @@ verify "$3"
if [ -n "${INSTALLKERNEL}" ]; then
if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
+ if [ -x /usr/sbin/${INSTALLKERNEL} ]; then exec /usr/sbin/${INSTALLKERNEL} "$@"; fi
fi
# Default install
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index 88c188a965d8..6e9cdb269862 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -366,17 +366,9 @@
*/
.macro L2_ptep pmd,pte,index,va,fault
#if CONFIG_PGTABLE_LEVELS == 3
- extru \va,31-ASM_PMD_SHIFT,ASM_BITS_PER_PMD,\index
+ extru_safe \va,31-ASM_PMD_SHIFT,ASM_BITS_PER_PMD,\index
#else
-# if defined(CONFIG_64BIT)
- extrd,u \va,63-ASM_PGDIR_SHIFT,ASM_BITS_PER_PGD,\index
- #else
- # if PAGE_SIZE > 4096
- extru \va,31-ASM_PGDIR_SHIFT,32-ASM_PGDIR_SHIFT,\index
- # else
- extru \va,31-ASM_PGDIR_SHIFT,ASM_BITS_PER_PGD,\index
- # endif
-# endif
+ extru_safe \va,31-ASM_PGDIR_SHIFT,ASM_BITS_PER_PGD,\index
#endif
dep %r0,31,PAGE_SHIFT,\pmd /* clear offset */
#if CONFIG_PGTABLE_LEVELS < 3
@@ -386,7 +378,7 @@
bb,>=,n \pmd,_PxD_PRESENT_BIT,\fault
dep %r0,31,PxD_FLAG_SHIFT,\pmd /* clear flags */
SHLREG \pmd,PxD_VALUE_SHIFT,\pmd
- extru \va,31-PAGE_SHIFT,ASM_BITS_PER_PTE,\index
+ extru_safe \va,31-PAGE_SHIFT,ASM_BITS_PER_PTE,\index
dep %r0,31,PAGE_SHIFT,\pmd /* clear offset */
shladd \index,BITS_PER_PTE_ENTRY,\pmd,\pmd /* pmd is now pte */
.endm
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index bbfe23c40c01..46b1050640b8 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -288,21 +288,22 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs,
already in userspace. The first words of tramp are used to
save the previous sigrestartblock trampoline that might be
on the stack. We start the sigreturn trampoline at
- SIGRESTARTBLOCK_TRAMP. */
+ SIGRESTARTBLOCK_TRAMP+X. */
err |= __put_user(in_syscall ? INSN_LDI_R25_1 : INSN_LDI_R25_0,
&frame->tramp[SIGRESTARTBLOCK_TRAMP+0]);
- err |= __put_user(INSN_BLE_SR2_R0,
+ err |= __put_user(INSN_LDI_R20,
&frame->tramp[SIGRESTARTBLOCK_TRAMP+1]);
- err |= __put_user(INSN_LDI_R20,
+ err |= __put_user(INSN_BLE_SR2_R0,
&frame->tramp[SIGRESTARTBLOCK_TRAMP+2]);
+ err |= __put_user(INSN_NOP, &frame->tramp[SIGRESTARTBLOCK_TRAMP+3]);
- start = (unsigned long) &frame->tramp[SIGRESTARTBLOCK_TRAMP+0];
- end = (unsigned long) &frame->tramp[SIGRESTARTBLOCK_TRAMP+3];
+ start = (unsigned long) &frame->tramp[0];
+ end = (unsigned long) &frame->tramp[TRAMP_SIZE];
flush_user_dcache_range_asm(start, end);
flush_user_icache_range_asm(start, end);
/* TRAMP Words 0-4, Length 5 = SIGRESTARTBLOCK_TRAMP
- * TRAMP Words 5-7, Length 3 = SIGRETURN_TRAMP
+ * TRAMP Words 5-9, Length 4 = SIGRETURN_TRAMP
* So the SIGRETURN_TRAMP is at the end of SIGRESTARTBLOCK_TRAMP
*/
rp = (unsigned long) &frame->tramp[SIGRESTARTBLOCK_TRAMP];
diff --git a/arch/parisc/kernel/signal32.h b/arch/parisc/kernel/signal32.h
index a5bdbb5678b7..f166250f2d06 100644
--- a/arch/parisc/kernel/signal32.h
+++ b/arch/parisc/kernel/signal32.h
@@ -36,7 +36,7 @@ struct compat_regfile {
compat_int_t rf_sar;
};
-#define COMPAT_SIGRETURN_TRAMP 3
+#define COMPAT_SIGRETURN_TRAMP 4
#define COMPAT_SIGRESTARTBLOCK_TRAMP 5
#define COMPAT_TRAMP_SIZE (COMPAT_SIGRETURN_TRAMP + \
COMPAT_SIGRESTARTBLOCK_TRAMP)
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index 4fb3b6a993bf..d2497b339d13 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -566,7 +566,7 @@ lws_compare_and_swap:
ldo R%lws_lock_start(%r20), %r28
/* Extract eight bits from r26 and hash lock (Bits 3-11) */
- extru %r26, 28, 8, %r20
+ extru_safe %r26, 28, 8, %r20
/* Find lock to use, the hash is either one of 0 to
15, multiplied by 16 (keep it 16-byte aligned)
@@ -751,7 +751,7 @@ cas2_lock_start:
ldo R%lws_lock_start(%r20), %r28
/* Extract eight bits from r26 and hash lock (Bits 3-11) */
- extru %r26, 28, 8, %r20
+ extru_safe %r26, 28, 8, %r20
/* Find lock to use, the hash is either one of 0 to
15, multiplied by 16 (keep it 16-byte aligned)
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index bf751e0732b7..358c00000755 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -446,3 +446,4 @@
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
+449 common futex_waitv sys_futex_waitv
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
index 9fb1e794831b..061119a56fbe 100644
--- a/arch/parisc/kernel/time.c
+++ b/arch/parisc/kernel/time.c
@@ -249,30 +249,16 @@ void __init time_init(void)
static int __init init_cr16_clocksource(void)
{
/*
- * The cr16 interval timers are not syncronized across CPUs on
- * different sockets, so mark them unstable and lower rating on
- * multi-socket SMP systems.
+ * The cr16 interval timers are not syncronized across CPUs, even if
+ * they share the same socket.
*/
if (num_online_cpus() > 1 && !running_on_qemu) {
- int cpu;
- unsigned long cpu0_loc;
- cpu0_loc = per_cpu(cpu_data, 0).cpu_loc;
-
- for_each_online_cpu(cpu) {
- if (cpu == 0)
- continue;
- if ((cpu0_loc != 0) &&
- (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc))
- continue;
-
- /* mark sched_clock unstable */
- clear_sched_clock_stable();
-
- clocksource_cr16.name = "cr16_unstable";
- clocksource_cr16.flags = CLOCK_SOURCE_UNSTABLE;
- clocksource_cr16.rating = 0;
- break;
- }
+ /* mark sched_clock unstable */
+ clear_sched_clock_stable();
+
+ clocksource_cr16.name = "cr16_unstable";
+ clocksource_cr16.flags = CLOCK_SOURCE_UNSTABLE;
+ clocksource_cr16.rating = 0;
}
/* register at clocksource framework */
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index 3d208afd15bc..2769eb991f58 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -57,8 +57,6 @@ SECTIONS
{
. = KERNEL_BINARY_TEXT_START;
- _stext = .; /* start of kernel text, includes init code & data */
-
__init_begin = .;
HEAD_TEXT_SECTION
MLONGCALL_DISCARD(INIT_TEXT_SECTION(8))
@@ -82,6 +80,7 @@ SECTIONS
/* freed after init ends here */
_text = .; /* Text and read-only data */
+ _stext = .;
MLONGCALL_KEEP(INIT_TEXT_SECTION(8))
.text ALIGN(PAGE_SIZE) : {
TEXT_TEXT
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 11:29:04 +0000