diff options
Diffstat (limited to 'arch/m32r/platforms/m32104ut/io.c')
| -rw-r--r-- | arch/m32r/platforms/m32104ut/io.c | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/arch/m32r/platforms/m32104ut/io.c b/arch/m32r/platforms/m32104ut/io.c deleted file mode 100644 index ff2bb3b58bb5..000000000000 --- a/arch/m32r/platforms/m32104ut/io.c +++ /dev/null @@ -1,298 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * linux/arch/m32r/platforms/m32104ut/io.c - * - * Typical I/O routines for M32104UT board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa, - * Naoto Sugai, Hayato Fujiwara - */ - -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */ - -#define PORT2ADDR(port) _port2addr(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port | NONCACHE_OFFSET); -} - -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) -static inline void *__port2addr_ata(unsigned long port) -{ - static int dummy_reg; - - switch (port) { - case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET); - case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET); - case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET); - case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET); - case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET); - case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET); - case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET); - case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET); - case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET); - default: return (void *)&dummy_reg; - } -} -#endif - -/* - * M32104T-LAN is located in the extended bus space - * from 0x01000000 to 0x01ffffff on physical address. - * The base address of LAN controller(LAN91C111) is 0x300. - */ -#define LAN_IOSTART (0x300 | NONCACHE_OFFSET) -#define LAN_IOEND (0x320 | NONCACHE_OFFSET) -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + NONCACHE_OFFSET + 0x01000000); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -#define PORT2ADDR_NE(port) _port2addr_ne(port) - -static inline unsigned char _ne_inb(void *portp) -{ - return *(volatile unsigned char *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp); -} - -static inline void _ne_insb(void *portp, void *addr, unsigned long count) -{ - unsigned char *buf = (unsigned char *)addr; - - while (count--) - *buf++ = _ne_inb(portp); -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)portp = b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inb(PORT2ADDR_NE(port)); - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inw(PORT2ADDR_NE(port)); - - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outb(b, PORT2ADDR_NE(port)); - else - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outw(w, PORT2ADDR_NE(port)); - else - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void *addr, unsigned long count) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_insb(PORT2ADDR_NE(port), addr, count); - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to read data - * from the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void *addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to write data - * into the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} |