Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/sparc/include/asm/ide.h
Назад
/* SPDX-License-Identifier: GPL-2.0 */ /* ide.h: SPARC PCI specific IDE glue. * * Copyright (C) 1997 David S. Miller (davem@davemloft.net) * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) * Adaptation from sparc64 version to sparc by Pete Zaitcev. */ #ifndef _SPARC_IDE_H #define _SPARC_IDE_H #ifdef __KERNEL__ #include <asm/io.h> #ifdef CONFIG_SPARC64 #include <asm/pgalloc.h> #include <asm/spitfire.h> #include <asm/cacheflush.h> #include <asm/page.h> #else #include <asm/pgtable.h> #include <asm/psr.h> #endif #define __ide_insl(data_reg, buffer, wcount) \ __ide_insw(data_reg, buffer, (wcount)<<1) #define __ide_outsl(data_reg, buffer, wcount) \ __ide_outsw(data_reg, buffer, (wcount)<<1) /* On sparc, I/O ports and MMIO registers are accessed identically. */ #define __ide_mm_insw __ide_insw #define __ide_mm_insl __ide_insl #define __ide_mm_outsw __ide_outsw #define __ide_mm_outsl __ide_outsl static inline void __ide_insw(void __iomem *port, void *dst, u32 count) { #if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) unsigned long end = (unsigned long)dst + (count << 1); #endif u16 *ps = dst; u32 *pi; if(((unsigned long)ps) & 0x2) { *ps++ = __raw_readw(port); count--; } pi = (u32 *)ps; while(count >= 2) { u32 w; w = __raw_readw(port) << 16; w |= __raw_readw(port); *pi++ = w; count -= 2; } ps = (u16 *)pi; if(count) *ps++ = __raw_readw(port); #if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) __flush_dcache_range((unsigned long)dst, end); #endif } static inline void __ide_outsw(void __iomem *port, const void *src, u32 count) { #if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) unsigned long end = (unsigned long)src + (count << 1); #endif const u16 *ps = src; const u32 *pi; if(((unsigned long)src) & 0x2) { __raw_writew(*ps++, port); count--; } pi = (const u32 *)ps; while(count >= 2) { u32 w; w = *pi++; __raw_writew((w >> 16), port); __raw_writew(w, port); count -= 2; } ps = (const u16 *)pi; if(count) __raw_writew(*ps, port); #if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) __flush_dcache_range((unsigned long)src, end); #endif } #endif /* __KERNEL__ */ #endif /* _SPARC_IDE_H */
| ver. 1.4 |
Github
|
.
| PHP 7.4.3-4ubuntu2.24 | Генерация страницы: 0 |
proxy
|
phpinfo
|
Настройка