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![Simon Glass](/assets/img/avatar_default.png)
This function writes to its address so the address should not be declared as const. Fix it. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
234 lines
7.4 KiB
C
234 lines
7.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (c) 2011 The Chromium OS Authors.
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*/
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#ifndef __SANDBOX_ASM_IO_H
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#define __SANDBOX_ASM_IO_H
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enum sandboxio_size_t {
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SB_SIZE_8,
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SB_SIZE_16,
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SB_SIZE_32,
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SB_SIZE_64,
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};
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void *phys_to_virt(phys_addr_t paddr);
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#define phys_to_virt phys_to_virt
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phys_addr_t virt_to_phys(void *vaddr);
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#define virt_to_phys virt_to_phys
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void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags);
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#define map_physmem map_physmem
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/*
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* Take down a mapping set up by map_physmem().
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*/
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void unmap_physmem(const void *vaddr, unsigned long flags);
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#define unmap_physmem unmap_physmem
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#include <asm-generic/io.h>
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/* For sandbox, we want addresses to point into our RAM buffer */
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static inline void *map_sysmem(phys_addr_t paddr, unsigned long len)
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{
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return map_physmem(paddr, len, MAP_WRBACK);
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}
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/* Remove a previous mapping */
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static inline void unmap_sysmem(const void *vaddr)
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{
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unmap_physmem(vaddr, MAP_WRBACK);
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}
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/* Map from a pointer to our RAM buffer */
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phys_addr_t map_to_sysmem(const void *ptr);
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unsigned int sandbox_read(const void *addr, enum sandboxio_size_t size);
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void sandbox_write(void *addr, unsigned int val, enum sandboxio_size_t size);
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#define readb(addr) sandbox_read((const void *)addr, SB_SIZE_8)
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#define readw(addr) sandbox_read((const void *)addr, SB_SIZE_16)
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#define readl(addr) sandbox_read((const void *)addr, SB_SIZE_32)
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#ifdef CONFIG_SANDBOX64
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#define readq(addr) sandbox_read((const void *)addr, SB_SIZE_64)
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#endif
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#define writeb(v, addr) sandbox_write((void *)addr, v, SB_SIZE_8)
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#define writew(v, addr) sandbox_write((void *)addr, v, SB_SIZE_16)
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#define writel(v, addr) sandbox_write((void *)addr, v, SB_SIZE_32)
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#ifdef CONFIG_SANDBOX64
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#define writeq(v, addr) sandbox_write((void *)addr, v, SB_SIZE_64)
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#endif
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/*
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* Clear and set bits in one shot. These macros can be used to clear and
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* set multiple bits in a register using a single call. These macros can
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* also be used to set a multiple-bit bit pattern using a mask, by
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* specifying the mask in the 'clear' parameter and the new bit pattern
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* in the 'set' parameter.
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*/
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#define out_arch(type,endian,a,v) write##type(cpu_to_##endian(v),a)
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#define in_arch(type,endian,a) endian##_to_cpu(read##type(a))
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#define out_le64(a,v) out_arch(q,le64,a,v)
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#define out_le32(a,v) out_arch(l,le32,a,v)
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#define out_le16(a,v) out_arch(w,le16,a,v)
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#define in_le64(a) in_arch(q,le64,a)
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#define in_le32(a) in_arch(l,le32,a)
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#define in_le16(a) in_arch(w,le16,a)
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#define out_be32(a,v) out_arch(l,be32,a,v)
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#define out_be16(a,v) out_arch(w,be16,a,v)
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#define in_be32(a) in_arch(l,be32,a)
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#define in_be16(a) in_arch(w,be16,a)
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#define out_8(a,v) writeb(v,a)
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#define in_8(a) readb(a)
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#define clrbits(type, addr, clear) \
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out_##type((addr), in_##type(addr) & ~(clear))
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#define setbits(type, addr, set) \
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out_##type((addr), in_##type(addr) | (set))
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#define clrsetbits(type, addr, clear, set) \
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out_##type((addr), (in_##type(addr) & ~(clear)) | (set))
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#define clrbits_be32(addr, clear) clrbits(be32, addr, clear)
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#define setbits_be32(addr, set) setbits(be32, addr, set)
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#define clrsetbits_be32(addr, clear, set) clrsetbits(be32, addr, clear, set)
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#define clrbits_le32(addr, clear) clrbits(le32, addr, clear)
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#define setbits_le32(addr, set) setbits(le32, addr, set)
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#define clrsetbits_le32(addr, clear, set) clrsetbits(le32, addr, clear, set)
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#define clrbits_be16(addr, clear) clrbits(be16, addr, clear)
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#define setbits_be16(addr, set) setbits(be16, addr, set)
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#define clrsetbits_be16(addr, clear, set) clrsetbits(be16, addr, clear, set)
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#define clrbits_le16(addr, clear) clrbits(le16, addr, clear)
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#define setbits_le16(addr, set) setbits(le16, addr, set)
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#define clrsetbits_le16(addr, clear, set) clrsetbits(le16, addr, clear, set)
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#define clrbits_8(addr, clear) clrbits(8, addr, clear)
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#define setbits_8(addr, set) setbits(8, addr, set)
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#define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
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/* I/O access functions */
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int _inl(unsigned int addr);
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int _inw(unsigned int addr);
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int _inb(unsigned int addr);
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void _outl(unsigned int value, unsigned int addr);
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void _outw(unsigned int value, unsigned int addr);
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void _outb(unsigned int value, unsigned int addr);
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#define inb(port) _inb((uintptr_t)(port))
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#define inw(port) _inw((uintptr_t)(port))
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#define inl(port) _inl((uintptr_t)(port))
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#define outb(val, port) _outb(val, (uintptr_t)(port))
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#define outw(val, port) _outw(val, (uintptr_t)(port))
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#define outl(val, port) _outl(val, (uintptr_t)(port))
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#define out_arch(type,endian,a,v) write##type(cpu_to_##endian(v),a)
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#define in_arch(type,endian,a) endian##_to_cpu(read##type(a))
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#define out_le32(a,v) out_arch(l,le32,a,v)
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#define out_le16(a,v) out_arch(w,le16,a,v)
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#define in_le32(a) in_arch(l,le32,a)
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#define in_le16(a) in_arch(w,le16,a)
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#define out_be32(a,v) out_arch(l,be32,a,v)
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#define out_be16(a,v) out_arch(w,be16,a,v)
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#define in_be32(a) in_arch(l,be32,a)
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#define in_be16(a) in_arch(w,be16,a)
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#define out_8(a,v) writeb(v,a)
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#define in_8(a) readb(a)
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#define clrbits(type, addr, clear) \
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out_##type((addr), in_##type(addr) & ~(clear))
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#define setbits(type, addr, set) \
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out_##type((addr), in_##type(addr) | (set))
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#define clrsetbits(type, addr, clear, set) \
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out_##type((addr), (in_##type(addr) & ~(clear)) | (set))
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#define clrbits_be32(addr, clear) clrbits(be32, addr, clear)
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#define setbits_be32(addr, set) setbits(be32, addr, set)
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#define clrsetbits_be32(addr, clear, set) clrsetbits(be32, addr, clear, set)
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#define clrbits_le32(addr, clear) clrbits(le32, addr, clear)
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#define setbits_le32(addr, set) setbits(le32, addr, set)
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#define clrsetbits_le32(addr, clear, set) clrsetbits(le32, addr, clear, set)
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#define clrbits_be16(addr, clear) clrbits(be16, addr, clear)
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#define setbits_be16(addr, set) setbits(be16, addr, set)
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#define clrsetbits_be16(addr, clear, set) clrsetbits(be16, addr, clear, set)
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#define clrbits_le16(addr, clear) clrbits(le16, addr, clear)
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#define setbits_le16(addr, set) setbits(le16, addr, set)
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#define clrsetbits_le16(addr, clear, set) clrsetbits(le16, addr, clear, set)
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#define clrbits_8(addr, clear) clrbits(8, addr, clear)
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#define setbits_8(addr, set) setbits(8, addr, set)
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#define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
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static inline void _insw(volatile u16 *port, void *buf, int ns)
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{
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}
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static inline void _outsw(volatile u16 *port, const void *buf, int ns)
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{
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}
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static inline void memset_io(volatile void *addr, unsigned char val, int count)
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{
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}
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static inline void memcpy_fromio(void *dst, const volatile void *src, int count)
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{
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}
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static inline void memcpy_toio(volatile void *dst, const void *src, int count)
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{
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}
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#define insw(port, buf, ns) _insw((u16 *)port, buf, ns)
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#define outsw(port, buf, ns) _outsw((u16 *)port, buf, ns)
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/* IO space accessors */
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#define clrio(type, addr, clear) \
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out##type(in##type(addr) & ~(clear), (addr))
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#define setio(type, addr, set) \
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out##type(in##type(addr) | (set), (addr))
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#define clrsetio(type, addr, clear, set) \
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out##type((in##type(addr) & ~(clear)) | (set), (addr))
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#define clrio_32(addr, clear) clrio(l, addr, clear)
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#define clrio_16(addr, clear) clrio(w, addr, clear)
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#define clrio_8(addr, clear) clrio(b, addr, clear)
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#define setio_32(addr, set) setio(l, addr, set)
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#define setio_16(addr, set) setio(w, addr, set)
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#define setio_8(addr, set) setio(b, addr, set)
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#define clrsetio_32(addr, clear, set) clrsetio(l, addr, clear, set)
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#define clrsetio_16(addr, clear, set) clrsetio(w, addr, clear, set)
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#define clrsetio_8(addr, clear, set) clrsetio(b, addr, clear, set)
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#include <iotrace.h>
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#include <asm/types.h>
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#endif
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