diff options
Diffstat (limited to 'qemu/roms/openbios/include/arch/ppc/io.h')
| -rw-r--r-- | qemu/roms/openbios/include/arch/ppc/io.h | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/qemu/roms/openbios/include/arch/ppc/io.h b/qemu/roms/openbios/include/arch/ppc/io.h deleted file mode 100644 index 3449c5bf0..000000000 --- a/qemu/roms/openbios/include/arch/ppc/io.h +++ /dev/null @@ -1,208 +0,0 @@ -#ifndef _ASM_IO_H -#define _ASM_IO_H - -#include "asm/types.h" - -#define NO_QEMU_PROTOS -#include "arch/common/fw_cfg.h" - -extern char _start, _end; -extern unsigned long virt_offset; - -#define phys_to_virt(phys) ((void *) ((unsigned long) (phys) - virt_offset)) -#define virt_to_phys(virt) ((unsigned long) (virt) + virt_offset) - -#ifndef BOOTSTRAP - -extern unsigned long isa_io_base; - -/* - * 8, 16 and 32 bit, big and little endian I/O operations, with barrier. - */ -static inline uint8_t in_8(volatile uint8_t *addr) -{ - uint8_t ret; - - __asm__ __volatile__("lbz%U1%X1 %0,%1; eieio":"=r"(ret):"m"(*addr)); - return ret; -} - -static inline void out_8(volatile uint8_t *addr, uint8_t val) -{ - __asm__ __volatile__("stb%U0%X0 %1,%0; eieio":"=m"(*addr):"r"(val)); -} - -static inline uint16_t in_le16(volatile uint16_t *addr) -{ - uint16_t ret; - - __asm__ __volatile__("lhbrx %0,0,%1; eieio":"=r"(ret): - "r"(addr), "m"(*addr)); - return ret; -} - -static inline uint16_t in_be16(volatile uint16_t *addr) -{ - uint16_t ret; - - __asm__ __volatile__("lhz%U1%X1 %0,%1; eieio":"=r"(ret):"m"(*addr)); - return ret; -} - -static inline void out_le16(volatile uint16_t *addr, uint16_t val) -{ - __asm__ __volatile__("sthbrx %1,0,%2; eieio":"=m"(*addr):"r"(val), - "r"(addr)); -} - -static inline void out_be16(volatile uint16_t *addr, uint16_t val) -{ - __asm__ __volatile__("sth%U0%X0 %1,%0; eieio":"=m"(*addr):"r"(val)); -} - -static inline uint32_t in_le32(volatile uint32_t *addr) -{ - uint32_t ret; - - __asm__ __volatile__("lwbrx %0,0,%1; eieio":"=r"(ret): - "r"(addr), "m"(*addr)); - return ret; -} - -static inline uint32_t in_be32(volatile uint32_t *addr) -{ - uint32_t ret; - - __asm__ __volatile__("lwz%U1%X1 %0,%1; eieio":"=r"(ret):"m"(*addr)); - return ret; -} - -static inline void out_le32(volatile uint32_t *addr, uint32_t val) -{ - __asm__ __volatile__("stwbrx %1,0,%2; eieio":"=m"(*addr):"r"(val), - "r"(addr)); -} - -static inline void out_be32(volatile unsigned *addr, uint32_t val) -{ - __asm__ __volatile__("stw%U0%X0 %1,%0; eieio":"=m"(*addr):"r"(val)); -} - -static inline void _insw_ns(volatile uint16_t * port, void *buf, int ns) -{ - uint16_t *b = (uint16_t *) buf; - - while (ns > 0) { - *b++ = in_le16(port); - ns--; - } -} - -static inline void _outsw_ns(volatile uint16_t * port, const void *buf, - int ns) -{ - uint16_t *b = (uint16_t *) buf; - - while (ns > 0) { - out_le16(port, *b++); - ns--; - } -} - -static inline void _insw(volatile uint16_t * port, void *buf, int ns) -{ - uint16_t *b = (uint16_t *) buf; - - while (ns > 0) { - *b++ = in_be16(port); - ns--; - } -} - -static inline void _outsw(volatile uint16_t * port, const void *buf, - int ns) -{ - uint16_t *b = (uint16_t *) buf; - - while (ns > 0) { - out_be16(port, *b++); - ns--; - } -} - - -/* - * The insw/outsw/insl/outsl functions don't do byte-swapping. - * They are only used in practice for transferring buffers which - * are arrays of bytes, and byte-swapping is not appropriate in - * that case. - paulus - */ - -static inline void insw(uint16_t port, void *buf, int ns) -{ - _insw((uint16_t *)(port + isa_io_base), buf, ns); -} - -static inline void outsw(uint16_t port, void *buf, int ns) -{ - _outsw((uint16_t *)(port + isa_io_base), buf, ns); -} - - -static inline uint8_t inb(uint16_t port) -{ - return in_8((uint8_t *)(port + isa_io_base)); -} - -static inline void outb(uint8_t val, uint16_t port) -{ - out_8((uint8_t *)(port + isa_io_base), val); -} - -static inline uint16_t inw(uint16_t port) -{ - return in_le16((uint16_t *)(port + isa_io_base)); -} - -static inline void outw(uint16_t val, uint16_t port) -{ - out_le16((uint16_t *)(port + isa_io_base), val); -} - -static inline uint32_t inl(uint16_t port) -{ - return in_le32((uint32_t *)(port + isa_io_base)); -} - -static inline void outl(uint32_t val, uint16_t port) -{ - out_le32((uint32_t *)(port + isa_io_base), val); -} - -#else /* BOOTSTRAP */ -#ifdef FCOMPILER -#define inb(reg) ((u8)0xff) -#define inw(reg) ((u16)0xffff) -#define inl(reg) ((u32)0xffffffff) -#define outb(reg, val) do{} while(0) -#define outw(reg, val) do{} while(0) -#define outl(reg, val) do{} while(0) -#else -extern u8 inb(u32 reg); -extern u16 inw(u32 reg); -extern u32 inl(u32 reg); -extern void insw(u32 reg, void *addr, unsigned long count); -extern void outb(u32 reg, u8 val); -extern void outw(u32 reg, u16 val); -extern void outl(u32 reg, u32 val); -extern void outsw(u32 reg, const void *addr, unsigned long count); -#endif -#endif - -#if defined(CONFIG_QEMU) -#define FW_CFG_ARCH_WIDTH (FW_CFG_ARCH_LOCAL + 0x00) -#define FW_CFG_ARCH_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01) -#define FW_CFG_ARCH_DEPTH (FW_CFG_ARCH_LOCAL + 0x02) -#endif - -#endif /* _ASM_IO_H */ |