Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 190 insertions, 0 deletions

diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
new file mode 100644
index 000000000..ddffd368e
--- /dev/null
+++ b/arch/sparc/kernel/kernel.h
@@ -0,0 +1,190 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __SPARC_KERNEL_H
+#define __SPARC_KERNEL_H
+
+#include <linux/interrupt.h>
+#include <linux/ftrace.h>
+
+#include <asm/traps.h>
+#include <asm/head.h>
+#include <asm/io.h>
+
+/* cpu.c */
+extern const char *sparc_pmu_type;
+extern unsigned int fsr_storage;
+extern int ncpus_probed;
+
+#ifdef CONFIG_SPARC64
+/* setup_64.c */
+struct seq_file;
+void cpucap_info(struct seq_file *);
+
+static inline unsigned long kimage_addr_to_ra(const void *p)
+{
+	unsigned long val = (unsigned long) p;
+
+	return kern_base + (val - KERNBASE);
+}
+
+/* sys_sparc_64.c */
+asmlinkage long sys_kern_features(void);
+
+/* unaligned_64.c */
+asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
+int handle_popc(u32 insn, struct pt_regs *regs);
+void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
+void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
+
+/* smp_64.c */
+void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
+void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
+void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
+void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
+
+/* kgdb_64.c */
+void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
+
+/* pci.c */
+int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
+
+/* signal32.c */
+void do_sigreturn32(struct pt_regs *regs);
+asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
+void do_signal32(struct pt_regs * regs);
+asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
+
+/* time_64.c */
+void __init time_init_early(void);
+
+/* compat_audit.c */
+extern unsigned int sparc32_dir_class[];
+extern unsigned int sparc32_chattr_class[];
+extern unsigned int sparc32_write_class[];
+extern unsigned int sparc32_read_class[];
+extern unsigned int sparc32_signal_class[];
+int sparc32_classify_syscall(unsigned int syscall);
+#endif
+
+#ifdef CONFIG_SPARC32
+/* setup_32.c */
+struct linux_romvec;
+void sparc32_start_kernel(struct linux_romvec *rp);
+
+/* cpu.c */
+void cpu_probe(void);
+
+/* traps_32.c */
+void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
+                       unsigned long npc, unsigned long psr);
+/* irq_32.c */
+extern struct irqaction static_irqaction[];
+extern int static_irq_count;
+extern spinlock_t irq_action_lock;
+
+void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
+void init_IRQ(void);
+
+/* sun4m_irq.c */
+void sun4m_init_IRQ(void);
+void sun4m_unmask_profile_irq(void);
+void sun4m_clear_profile_irq(int cpu);
+
+/* sun4m_smp.c */
+void sun4m_cpu_pre_starting(void *arg);
+void sun4m_cpu_pre_online(void *arg);
+void __init smp4m_boot_cpus(void);
+int smp4m_boot_one_cpu(int i, struct task_struct *idle);
+void __init smp4m_smp_done(void);
+void smp4m_cross_call_irq(void);
+void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
+
+/* sun4d_irq.c */
+extern spinlock_t sun4d_imsk_lock;
+
+void sun4d_init_IRQ(void);
+int sun4d_request_irq(unsigned int irq,
+                      irq_handler_t handler,
+                      unsigned long irqflags,
+                      const char *devname, void *dev_id);
+int show_sun4d_interrupts(struct seq_file *, void *);
+void sun4d_distribute_irqs(void);
+void sun4d_free_irq(unsigned int irq, void *dev_id);
+
+/* sun4d_smp.c */
+void sun4d_cpu_pre_starting(void *arg);
+void sun4d_cpu_pre_online(void *arg);
+void __init smp4d_boot_cpus(void);
+int smp4d_boot_one_cpu(int i, struct task_struct *idle);
+void __init smp4d_smp_done(void);
+void smp4d_cross_call_irq(void);
+void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
+
+/* leon_smp.c */
+void leon_cpu_pre_starting(void *arg);
+void leon_cpu_pre_online(void *arg);
+void leonsmp_ipi_interrupt(void);
+void leon_cross_call_irq(void);
+
+/* head_32.S */
+extern unsigned int t_nmi[];
+extern unsigned int linux_trap_ipi15_sun4d[];
+extern unsigned int linux_trap_ipi15_sun4m[];
+
+extern struct tt_entry trapbase;
+extern struct tt_entry trapbase_cpu1;
+extern struct tt_entry trapbase_cpu2;
+extern struct tt_entry trapbase_cpu3;
+
+extern char cputypval[];
+
+/* entry.S */
+extern unsigned long lvl14_save[4];
+extern unsigned int real_irq_entry[];
+extern unsigned int smp4d_ticker[];
+extern unsigned int patchme_maybe_smp_msg[];
+
+void floppy_hardint(void);
+
+/* trampoline_32.S */
+extern unsigned long sun4m_cpu_startup;
+extern unsigned long sun4d_cpu_startup;
+
+/* process_32.c */
+asmlinkage int sparc_do_fork(unsigned long clone_flags,
+                             unsigned long stack_start,
+                             struct pt_regs *regs,
+                             unsigned long stack_size);
+
+/* signal_32.c */
+asmlinkage void do_sigreturn(struct pt_regs *regs);
+asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
+void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
+                      unsigned long thread_info_flags);
+asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
+                               struct sigstack __user *ossptr,
+                               unsigned long sp);
+
+/* ptrace_32.c */
+asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
+
+/* unaligned_32.c */
+asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
+asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
+
+/* windows.c */
+void try_to_clear_window_buffer(struct pt_regs *regs, int who);
+
+/* auxio_32.c */
+void __init auxio_probe(void);
+void __init auxio_power_probe(void);
+
+/* pcic.c */
+extern void __iomem *pcic_regs;
+void pcic_nmi(unsigned int pend, struct pt_regs *regs);
+
+/* time_32.c */
+void __init time_init(void);
+
+#else /* CONFIG_SPARC32 */
+#endif /* CONFIG_SPARC32 */
+#endif /* !(__SPARC_KERNEL_H) */