diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
| commit | d2f6409584e2c62ffad81690562330ff3bf4a458 (patch) | |
| tree | 3bdfb97d0b51be2f7f414f2107e97603c1206abb /arch/m32r/kernel/io_usrv.c | |
| parent | e1b09eba2686eca94a3a188042b518df6044a3c1 (diff) | |
| parent | 4a89a04f1ee21a7c1f4413f1ad7dcfac50ff9b63 (diff) | |
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/m32r/kernel/io_usrv.c')
| -rw-r--r-- | arch/m32r/kernel/io_usrv.c | 51 |
1 files changed, 14 insertions, 37 deletions
diff --git a/arch/m32r/kernel/io_usrv.c b/arch/m32r/kernel/io_usrv.c index 27928a0b99ed..9eb161dcc104 100644 --- a/arch/m32r/kernel/io_usrv.c +++ b/arch/m32r/kernel/io_usrv.c @@ -3,8 +3,8 @@ * * Typical I/O routines for uServer board. * - * Copyright (c) 2001 - 2003 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi + * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, + * Hitoshi Yamamoto, Takeo Takahashi * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of this @@ -39,7 +39,7 @@ extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); #define PORT2ADDR(port) _port2addr(port) -static __inline__ void *_port2addr(unsigned long port) +static inline void *_port2addr(unsigned long port) { #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) if (port >= UART0_IOSTART && port <= UART0_IOEND) @@ -50,7 +50,7 @@ static __inline__ void *_port2addr(unsigned long port) return (void *)(port + NONCACHE_OFFSET); } -static __inline__ void delay(void) +static inline void delay(void) { __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); } @@ -87,39 +87,22 @@ unsigned long _inl(unsigned long port) unsigned char _inb_p(unsigned long port) { - unsigned char b; - - if (port >= CFC_IOSTART && port <= CFC_IOEND) { - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else { - b = *(volatile unsigned char *)PORT2ADDR(port); - delay(); - return b; - } + unsigned char v = _inb(port); + delay(); + return v; } unsigned short _inw_p(unsigned long port) { - unsigned short w; - - if (port >= CFC_IOSTART && port <= CFC_IOEND) { - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else { - w = *(volatile unsigned short *)PORT2ADDR(port); - delay(); - return w; - } + unsigned short v = _inw(port); + delay(); + return v; } unsigned long _inl_p(unsigned long port) { - unsigned long v; - - v = *(volatile unsigned long *)PORT2ADDR(port); + unsigned long v = _inl(port); delay(); - return v; } @@ -149,25 +132,19 @@ void _outl(unsigned long l, unsigned long port) void _outb_p(unsigned char b, unsigned long port) { - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - else - *(volatile unsigned char *)PORT2ADDR(port) = b; + _outb(b, port); delay(); } void _outw_p(unsigned short w, unsigned long port) { - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - else - *(volatile unsigned short *)PORT2ADDR(port) = w; + _outw(w, port); delay(); } void _outl_p(unsigned long l, unsigned long port) { - *(volatile unsigned long *)PORT2ADDR(port) = l; + _outl(l, port); delay(); } |
