diff options
Diffstat (limited to 'arch/unicore32/include/mach/memory.h')
-rw-r--r-- | arch/unicore32/include/mach/memory.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/unicore32/include/mach/memory.h b/arch/unicore32/include/mach/memory.h deleted file mode 100644 index b4e6035cb9a3..000000000000 --- a/arch/unicore32/include/mach/memory.h +++ /dev/null @@ -1,54 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/arch/unicore32/include/mach/memory.h - * - * Code specific to PKUnity SoC and UniCore ISA - * - * Copyright (C) 2001-2010 GUAN Xue-tao - */ -#ifndef __MACH_PUV3_MEMORY_H__ -#define __MACH_PUV3_MEMORY_H__ - -#include <mach/hardware.h> - -/* Physical DRAM offset. */ -#define PHYS_OFFSET UL(0x00000000) -/* The base address of exception vectors. */ -#define VECTORS_BASE UL(0xffff0000) -/* The base address of kuser area. */ -#define KUSER_BASE UL(0x80000000) - -#ifdef __ASSEMBLY__ -/* The byte offset of the kernel image in RAM from the start of RAM. */ -#define KERNEL_IMAGE_START 0x00408000 -#endif - -#if !defined(__ASSEMBLY__) && defined(CONFIG_PCI) - -void puv3_pci_adjust_zones(unsigned long *max_zone_pfn); - -#define arch_adjust_zones(max_zone_pfn) \ - puv3_pci_adjust_zones(max_zone_pfn) - -#endif - -/* - * PCI controller in PKUnity-3 masks highest 5-bit for upstream channel, - * so we must limit the DMA allocation within 128M physical memory for - * supporting PCI devices. - */ -#define PCI_DMA_THRESHOLD (PHYS_OFFSET + SZ_128M - 1) - -#define is_pcibus_device(dev) (dev && \ - (strncmp(dev->bus->name, "pci", 3) == 0)) - -#define __virt_to_pcibus(x) (__virt_to_phys((x) + PKUNITY_PCIAHB_BASE)) -#define __pcibus_to_virt(x) (__phys_to_virt(x) - PKUNITY_PCIAHB_BASE) - -/* kuser area */ -#define KUSER_VECPAGE_BASE (KUSER_BASE + UL(0x3fff0000)) -/* kuser_vecpage (0xbfff0000) is ro, and vectors page (0xffff0000) is rw */ -#define kuser_vecpage_to_vectors(x) ((x) - (KUSER_VECPAGE_BASE) \ - + (VECTORS_BASE)) - -#endif |