xref: /openbmc/linux/include/linux/goldfish.h (revision 0bdede8a3e4ff7710622a2e6713d04b3243c24a8)
1 #ifndef __LINUX_GOLDFISH_H
2 #define __LINUX_GOLDFISH_H
3 
4 /* Helpers for Goldfish virtual platform */
5 
6 static inline void gf_write_ptr(const void *ptr, void __iomem *portl,
7 				void __iomem *porth)
8 {
9 	writel((u32)(unsigned long)ptr, portl);
10 #ifdef CONFIG_64BIT
11 	writel((unsigned long)ptr >> 32, porth);
12 #endif
13 }
14 
15 static inline void gf_write_dma_addr(const dma_addr_t addr,
16 				     void __iomem *portl,
17 				     void __iomem *porth)
18 {
19 	writel((u32)addr, portl);
20 #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
21 	writel(addr >> 32, porth);
22 #endif
23 }
24 
25 
26 #endif /* __LINUX_GOLDFISH_H */
27