Linux lhjmq-records 5.15.0-118-generic #128-Ubuntu SMP Fri Jul 5 09:28:59 UTC 2024 x86_64
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GOLDFISH_H
#define __LINUX_GOLDFISH_H
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/io.h>
/* Helpers for Goldfish virtual platform */
#ifndef gf_ioread32
#define gf_ioread32 ioread32
#endif
#ifndef gf_iowrite32
#define gf_iowrite32 iowrite32
#endif
static inline void gf_write_ptr(const void *ptr, void __iomem *portl,
void __iomem *porth)
{
const unsigned long addr = (unsigned long)ptr;
gf_iowrite32(lower_32_bits(addr), portl);
#ifdef CONFIG_64BIT
gf_iowrite32(upper_32_bits(addr), porth);
#endif
}
static inline void gf_write_dma_addr(const dma_addr_t addr,
void __iomem *portl,
void __iomem *porth)
{
gf_iowrite32(lower_32_bits(addr), portl);
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
gf_iowrite32(upper_32_bits(addr), porth);
#endif
}
#endif /* __LINUX_GOLDFISH_H */
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