diff options
Diffstat (limited to 'qemu/roms/u-boot/arch/nios2/include/asm/system.h')
-rw-r--r-- | qemu/roms/u-boot/arch/nios2/include/asm/system.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/qemu/roms/u-boot/arch/nios2/include/asm/system.h b/qemu/roms/u-boot/arch/nios2/include/asm/system.h deleted file mode 100644 index 6213a16ed..000000000 --- a/qemu/roms/u-boot/arch/nios2/include/asm/system.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * (C) Copyright 2004, Psyent Corporation <www.psyent.com> - * Scott McNutt <smcnutt@psyent.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef __ASM_NIOS2_SYSTEM_H_ -#define __ASM_NIOS2_SYSTEM_H_ - -#define local_irq_enable() __asm__ __volatile__ ( \ - "rdctl r8, status\n" \ - "ori r8, r8, 1\n" \ - "wrctl status, r8\n" \ - : : : "r8") - -#define local_irq_disable() __asm__ __volatile__ ( \ - "rdctl r8, status\n" \ - "andi r8, r8, 0xfffe\n" \ - "wrctl status, r8\n" \ - : : : "r8") - -#define local_save_flags(x) __asm__ __volatile__ ( \ - "rdctl r8, status\n" \ - "mov %0, r8\n" \ - : "=r" (x) : : "r8", "memory") - -#define local_irq_restore(x) __asm__ __volatile__ ( \ - "mov r8, %0\n" \ - "wrctl status, r8\n" \ - : : "r" (x) : "r8", "memory") - -/* For spinlocks etc */ -#define local_irq_save(x) do { local_save_flags(x); local_irq_disable(); } \ - while (0) - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - ((flags & NIOS2_STATUS_PIE_MSK) == 0x0); \ -}) - -/* indirect call to go beyond 256MB limitation of toolchain */ -#define nios2_callr(addr) __asm__ __volatile__ ( \ - "callr %0" \ - : : "r" (addr)) - -#endif /* __ASM_NIOS2_SYSTEM_H */ |