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/Linux-v6.1/arch/m68k/ifpsp060/
DCHANGES3 M68000 Hi-Performance Microprocessor Division
5 Production Release P1.00 -- October 10, 1994
17 IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
21 Motorola assumes no responsibility for the maintenance and support of the SOFTWARE.
26 No licenses are granted by implication, estoppel or otherwise under any patents
31 ---------------------------
42 mode was pre-decrement or post-increment and the address register
49 ---------
50 If {i,d}mem_{read,write}_{byte,word,long}() returns
56 -------
[all …]
/Linux-v6.1/arch/sparc/mm/
Dfault_32.c1 // SPDX-License-Identifier: GPL-2.0
50 printk(KERN_ALERT "tsk->{mm,active_mm}->context = %08lx\n", in unhandled_fault()
51 (tsk->mm ? tsk->mm->context : tsk->active_mm->context)); in unhandled_fault()
52 printk(KERN_ALERT "tsk->{mm,active_mm}->pgd = %08lx\n", in unhandled_fault()
53 (tsk->mm ? (unsigned long) tsk->mm->pgd : in unhandled_fault()
54 (unsigned long) tsk->active_mm->pgd)); in unhandled_fault()
70 tsk->comm, task_pid_nr(tsk), address, in show_signal_msg()
71 (void *)regs->pc, (void *)regs->u_regs[UREG_I7], in show_signal_msg()
72 (void *)regs->u_regs[UREG_FP], code); in show_signal_msg()
74 print_vma_addr(KERN_CONT " in ", regs->pc); in show_signal_msg()
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/Linux-v6.1/Documentation/ABI/testing/
Dsysfs-driver-hid-prodikeys7 that the pc-midi keyboard will output.midi data.
9 Type: Read/write
16 note held by the pc-midi driver.
19 Type: Read/write
25 Controls the octave shift modifier in the pc-midi driver.
27 0 means the no ocatve shift.
28 Range: -2..2 (minus 2 to plus 2)
29 Type: Read/Write
/Linux-v6.1/arch/m68k/kernel/
Dtraps.c45 [VEC_RESETPC] = "RESET PC",
135 unsigned long fslw = fp->un.fmt4.pc; /* is really FSLW for access error */ in access_error060()
137 pr_debug("fslw=%#lx, fa=%#lx\n", fslw, fp->un.fmt4.effaddr); in access_error060()
140 /* branch prediction error -> clear branch cache */ in access_error060()
145 /* return if there's no other error */ in access_error060()
152 unsigned long addr = fp->un.fmt4.effaddr; in access_error060()
155 addr = (addr + PAGE_SIZE - 1) & PAGE_MASK; in access_error060()
165 do_page_fault(&fp->ptregs, addr, errorcode); in access_error060()
170 send_fault_sig(&fp->ptregs); in access_error060()
172 send_fault_sig(&fp->ptregs) > 0) { in access_error060()
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Dhead.S1 /* -*- mode: asm -*-
3 ** head.S -- This file contains the initial boot code for the
19 ** ++ Bjoern & Roman: ATARI-68040 support for the Medusa
22 ** Magnum- and FX-alternate ram
25 ** for linux-2.1.115
53 * 1) Remove register dependency through-out the file.
61 * write-ups on the structure of the file, and the features of the
65 * ------------------
74 * actual per-machine specific code very simple.
77 * (the same for all machines) and mapping machine-specific I/O
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/Linux-v6.1/arch/arm/boot/compressed/
Dhead.S1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 1996-2002 Russell King
12 #include "efi-header.S"
20 AR_CLASS( .arch armv7-a )
21 M_CLASS( .arch armv7-m )
101 kputc #'-'
105 kputc #'-'
110 kputc #'-'
145 mcr p15, 0, \reg, c1, c0, 0 @ write SCTLR
154 * in little-endian form.
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/Linux-v6.1/arch/s390/kernel/
Dmodule.c1 // SPDX-License-Identifier: GPL-2.0+
25 #include <asm/nospec-branch.h>
58 module_memfree(mod->arch.trampolines_start); in module_arch_cleanup()
65 mod->state == MODULE_STATE_LIVE) in module_arch_freeing_init()
68 vfree(mod->arch.syminfo); in module_arch_freeing_init()
69 mod->arch.syminfo = NULL; in module_arch_freeing_init()
76 info = me->arch.syminfo + ELF_R_SYM (rela->r_info); in check_rela()
77 switch (ELF_R_TYPE (rela->r_info)) { in check_rela()
83 case R_390_GOTENT: /* 32 bit PC rel. to GOT entry shifted by 1. */ in check_rela()
90 if (info->got_offset == -1UL) { in check_rela()
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/Linux-v6.1/arch/arm/mm/
Dabort-lv4t.S1 /* SPDX-License-Identifier: GPL-2.0 */
8 * : r4 = aborted context pc
11 * Returns : r4-r5, r9-r11, r13 preserved
15 * abort here if the I-TLB and D-TLB aren't seeing the same
25 mov r0, #0 @ clear r0, r1 (no FSR/FAR)
31 tst r8, #1 << 20 @ L = 1 -> write?
34 add pc, pc, r7, lsr #22 @ Now branch to the relevant processing routine
63 beq do_DataAbort @ no writeback -> no fixup
64 str r9, [sp, #-4]!
76 and r6, r6, #15 @ r6 = no. of registers to transfer.
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Dproc-xscale.S1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * linux/arch/arm/mm/proc-xscale.S
25 #include <asm/pgtable-hwdef.h>
28 #include "proc-macros.S"
56 * Without this the XScale core exhibits cache eviction problems and no one
59 * Reminder: the vector table is located at 0xffff0000-0xffff0fff.
64 * This macro is used to wait for a CP15 write and is needed
65 * when we have to ensure that the last operation to the co-pro
71 sub pc, pc, #4 @ flush instruction pipeline
76 sub pc, \lr, \rd, LSR #32 @ wait for completion and
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/Linux-v6.1/drivers/char/
Ddtlk.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* -*- linux-c -*-
3 * dtlk.c - DoubleTalk PC driver for Linux
8 * 2000-03-18 Jim Van Zandt: Fix polling.
15 /* This driver is for the DoubleTalk PC, a speech synthesizer
20 The DoubleTalk PC contains four voice synthesizers: text-to-speech
30 DoubleTalk PC implement index markers. Both the TTS and LPC ports
33 The DoubleTalk PC generates no interrupts.
38 "write" sends bytes to the TTS port. It is the responsibility of
40 This driver was written for use with the text-to-speech
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/Linux-v6.1/scripts/
Dspdxcheck.py2 # SPDX-License-Identifier: GPL-2.0
63 for l in open(el.path, encoding="utf-8").readlines():
64 if l.startswith('Valid-License-Identifier:'):
71 elif l.startswith('SPDX-Exception-Identifier:'):
75 elif l.startswith('SPDX-Licenses:'):
81 elif l.startswith("License-Text:"):
84 … raise SPDXException(el, 'Exception %s is missing SPDX-Licenses' %exception)
105 # Initialize the parser. No debug file and no parser rules stored on disk
114 self.dirdepth = -1
157 r'[A-Za-z.0-9\-+]+'
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/Linux-v6.1/drivers/ssb/
Ddriver_pcicore.c3 * Broadcom PCI-core driver
19 static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address);
20 static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data);
21 static u16 ssb_pcie_mdio_read(struct ssb_pcicore *pc, u8 device, u8 address);
22 static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
26 u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset) in pcicore_read32() argument
28 return ssb_read32(pc->dev, offset); in pcicore_read32()
32 void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value) in pcicore_write32() argument
34 ssb_write32(pc->dev, offset, value); in pcicore_write32()
38 u16 pcicore_read16(struct ssb_pcicore *pc, u16 offset) in pcicore_read16() argument
[all …]
/Linux-v6.1/Documentation/trace/
Dmmiotrace.rst2 In-kernel memory-mapped I/O tracing
11 Injection Test Harness. In Dec 2006 - Jan 2007, using the code from Intel,
15 Mmiotrace was built for reverse engineering any memory-mapped IO device with
19 Out-of-tree mmiotrace was originally modified for mainline inclusion and
24 -----------
29 is on-line, therefore mmiotrace takes all but one CPU off-line during run-time
30 activation. You can re-enable CPUs by hand, but you have been warned, there
31 is no way to automatically detect if you are losing events due to CPUs racing.
35 ---------------------
38 $ mount -t debugfs debugfs /sys/kernel/debug
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/Linux-v6.1/arch/alpha/mm/
Dfault.c1 // SPDX-License-Identifier: GPL-2.0
48 next_mm->context[smp_processor_id()] = mmc; in __load_new_mm_context()
50 pcb = &current_thread_info()->pcb; in __load_new_mm_context()
51 pcb->asn = mmc & HARDWARE_ASN_MASK; in __load_new_mm_context()
52 pcb->ptbr = ((unsigned long) next_mm->pgd - IDENT_ADDR) >> PAGE_SHIFT; in __load_new_mm_context()
65 * 2 = fault-on-read
66 * 3 = fault-on-execute
67 * 4 = fault-on-write
70 * -1 = instruction fetch
81 (((unsigned long *)regs)[(r) <= 8 ? (r) : (r) <= 15 ? (r)-16 : \
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/Linux-v6.1/arch/mips/dec/
Dkn01-berr.c1 // SPDX-License-Identifier: GPL-2.0-or-later
36 * Bits 7:0 of the Control Register are write-only -- the
41 * There is no default value -- it has to be initialized.
70 static const char writestr[] = "write"; in dec_kn01_be_backend()
74 int data = regs->cp0_cause & 4; in dec_kn01_be_backend()
75 unsigned int __user *pc = (unsigned int __user *)regs->cp0_epc + in dec_kn01_be_backend() local
76 ((regs->cp0_cause & CAUSEF_BD) != 0); in dec_kn01_be_backend()
100 __get_user(insn.word, pc); in dec_kn01_be_backend()
101 vaddr = regs->regs[insn.i_format.rs] + in dec_kn01_be_backend()
104 vaddr = (long)pc; in dec_kn01_be_backend()
[all …]
/Linux-v6.1/arch/microblaze/mm/
Dfault.c7 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
43 * Check whether the instruction at regs->pc is a store using
50 if (get_user(inst, (unsigned int __user *)regs->pc)) in store_updates_sp()
70 /* MS: no context */ in bad_page_fault()
72 fixup = search_exception_tables(regs->pc); in bad_page_fault()
74 regs->pc = fixup->fixup; in bad_page_fault()
90 struct mm_struct *mm = current->mm; in do_page_fault()
96 regs->ear = address; in do_page_fault()
97 regs->esr = error_code; in do_page_fault()
114 as is current->mm == NULL. */ in do_page_fault()
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/Linux-v6.1/arch/alpha/kernel/
Dptrace.c1 // SPDX-License-Identifier: GPL-2.0
47 * Processes always block with the following stack-layout:
49 * +================================+ <---- task + 2*PAGE_SIZE
50 * | PALcode saved frame (ps, pc, | ^
65 * which the register is saved. Register indices are 0-31 for integer
66 * regs, 32-63 for fp regs, and 64 for the pc. Notice that sp and
67 * zero have no stack-slot and need to be treated specially (see
75 (PAGE_SIZE*2 - sizeof(struct pt_regs) + offsetof(struct pt_regs, reg))
78 (PAGE_SIZE*2 - sizeof(struct pt_regs) - sizeof(struct switch_stack) \
89 PT_REG( r28), PT_REG( gp), -1, -1,
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/Linux-v6.1/arch/arm64/kernel/
Dftrace.c1 // SPDX-License-Identifier: GPL-2.0-only
15 #include <asm/debug-monitors.h>
25 static int ftrace_modify_code(unsigned long pc, u32 old, u32 new, in ftrace_modify_code() argument
33 * could cause us to read or write to someplace that could cause harm. in ftrace_modify_code()
39 if (aarch64_insn_read((void *)pc, &replaced)) in ftrace_modify_code()
40 return -EFAULT; in ftrace_modify_code()
43 return -EINVAL; in ftrace_modify_code()
45 if (aarch64_insn_patch_text_nosync((void *)pc, new)) in ftrace_modify_code()
46 return -EPERM; in ftrace_modify_code()
56 unsigned long pc; in ftrace_update_ftrace_func() local
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/Linux-v6.1/arch/m68k/ifpsp060/src/
Disp.S3 M68000 Hi-Performance Microprocessor Division
5 Production Release P1.00 -- October 10, 1994
17 IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
21 Motorola assumes no responsibility for the maintenance and support of the SOFTWARE.
26 No licenses are granted by implication, estoppel or otherwise under any patents label
98 mov.l %d0,-(%sp)
99 mov.l (_060ISP_TABLE-0x80+_off_chk,%pc),%d0
100 pea.l (_060ISP_TABLE-0x80,%pc,%d0)
106 mov.l %d0,-(%sp)
107 mov.l (_060ISP_TABLE-0x80+_off_divbyzero,%pc),%d0
[all …]
/Linux-v6.1/Documentation/admin-guide/
Drtc.rst8 the local time zone or daylight savings time -- unless they dual boot
9 with MS-Windows -- but will instead be set to Coordinated Universal Time
12 The newest non-PC hardware tends to just count seconds, like the time(2)
16 Linux has two largely-compatible userspace RTC API families you may
19 * /dev/rtc ... is the RTC provided by PC compatible systems,
20 so it's not very portable to non-x86 systems.
25 Programmers need to understand that the PC/AT functionality is not
30 IRQ, so they can't all issue alarms; and where standard PC RTCs can
35 Old PC/AT-Compatible driver: /dev/rtc
36 --------------------------------------
[all …]
/Linux-v6.1/tools/bpf/
Dbpf_jit_disasm.c1 // SPDX-License-Identifier: GPL-2.0-only
11 * 2) Load a BPF filter (e.g. `tcpdump -p -n -s 0 -i eth1 host 192.168.20.0/24`)
12 * 3) Run e.g. `bpf_jit_disasm -o` to read out the last JIT code
24 #include <dis-asm.h>
31 #include <tools/dis-asm-compat.h>
42 tpath[size - 1] = 0; in get_exec_path()
55 int count, i, pc = 0; in get_asm_insns() local
89 printf("%4x:\t", pc); in get_asm_insns()
91 count = disassemble(pc, &info); in get_asm_insns()
96 printf("%02x ", (uint8_t) image[pc + i]); in get_asm_insns()
[all …]
/Linux-v6.1/drivers/net/can/sja1000/
Dpeak_pcmcia.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2010-2012 Stephane Grosjean <s.grosjean@peak-system.com>
5 * CAN driver for PEAK-System PCAN-PC Card
7 * Copyright (C) 2006-2010 PEAK System-Technik GmbH
22 MODULE_AUTHOR("Stephane Grosjean <s.grosjean@peak-system.com>");
23 MODULE_DESCRIPTION("CAN driver for PEAK-System PCAN-PC Cards");
26 /* PEAK-System PCMCIA driver name */
100 /* note: EEPROM Read/Write instructions include A8 bit */
103 #define PCC_EEP_WRDI 0x04 /* EEPROM Write Disable */
105 #define PCC_EEP_WREN 0x06 /* EEPROM Write Enable */
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/Linux-v6.1/Documentation/networking/device_drivers/ethernet/cirrus/
Dcs89x0.rst1 .. SPDX-License-Identifier: GPL-2.0
33 2.1 CS8900-based Adapter Configuration
34 2.2 CS8920-based Adapter Configuration
46 5.2.1 Diagnostic Self-Test
66 The CS8900-based ISA Ethernet Adapters from Cirrus Logic follow
67 IEEE 802.3 standards and support half or full-duplex operation in ISA bus
69 in 16-bit ISA or EISA bus expansion slots and are available in
70 10BaseT-only or 3-media configurations (10BaseT, 10Base2, and AUI for 10Base-5
73 CS8920-based adapters are similar to the CS8900-based adapter with additional
85 or loaded at run-time as a device driver module.
[all …]
/Linux-v6.1/arch/m68k/mm/
Dfault.c1 // SPDX-License-Identifier: GPL-2.0
27 signo = current->thread.signo; in send_fault_sig()
28 si_code = current->thread.code; in send_fault_sig()
29 addr = (void __user *)current->thread.faddr; in send_fault_sig()
36 return -1; in send_fault_sig()
62 * bit 0 == 0 means no page found, 1 means protection fault
63 * bit 1 == 0 means read, 1 means write
71 struct mm_struct *mm = current->mm; in do_page_fault()
76 pr_debug("do page fault:\nregs->sr=%#x, regs->pc=%#lx, address=%#lx, %ld, %p\n", in do_page_fault()
77 regs->sr, regs->pc, address, error_code, mm ? mm->pgd : NULL); in do_page_fault()
[all …]
/Linux-v6.1/arch/xtensa/mm/
Dfault.c1 // TODO VM_EXEC flag work-around, cache aliasing
9 * Copyright (C) 2001 - 2010 Tensilica Inc.
29 /* Synchronize this task's top level page-table in vmalloc_fault()
32 struct mm_struct *act_mm = current->active_mm; in vmalloc_fault()
43 pgd = act_mm->pgd + index; in vmalloc_fault()
90 struct mm_struct *mm = current->mm; in do_page_fault()
91 unsigned int exccause = regs->exccause; in do_page_fault()
92 unsigned int address = regs->excvaddr; in do_page_fault()
101 /* We fault-in kernel-space virtual memory on-demand. The in do_page_fault()
109 /* If we're in an interrupt or have no user in do_page_fault()
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