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authorPaul Mackerras <paulus@samba.org>2008-06-09 14:01:46 +1000
committerPaul Mackerras <paulus@samba.org>2008-06-10 21:40:22 +1000
commit917f0af9e5a9ceecf9e72537fabb501254ba321d (patch)
tree1ef207755c6d83ce4af93ef2b5e4645eebd65886 /arch/ppc/syslib/gen550_dbg.c
parentpowerpc: Improve (in|out)_[bl]eXX() asm code (diff)
downloadlinux-dev-917f0af9e5a9ceecf9e72537fabb501254ba321d.tar.xz
linux-dev-917f0af9e5a9ceecf9e72537fabb501254ba321d.zip
powerpc: Remove arch/ppc and include/asm-ppc
All the maintained platforms are now in arch/powerpc, so the old arch/ppc stuff can now go away. Acked-by: Adrian Bunk <bunk@kernel.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Becky Bruce <becky.bruce@freescale.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Jochen Friedrich <jochen@scram.de> Acked-by: John Linn <john.linn@xilinx.com> Acked-by: Jon Loeliger <jdl@freescale.com> Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com> Acked-by: Kumar Gala <galak@kernel.crashing.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Peter Korsgaard <jacmet@sunsite.dk> Acked-by: Scott Wood <scottwood@freescale.com> Acked-by: Sean MacLennan <smaclennan@pikatech.com> Acked-by: Segher Boessenkool <segher@kernel.crashing.org> Acked-by: Stefan Roese <sr@denx.de> Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> Acked-by: Wolfgang Denk <wd@denx.de> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc/syslib/gen550_dbg.c')
-rw-r--r--arch/ppc/syslib/gen550_dbg.c179
1 files changed, 0 insertions, 179 deletions
diff --git a/arch/ppc/syslib/gen550_dbg.c b/arch/ppc/syslib/gen550_dbg.c
deleted file mode 100644
index 9293f5c59099..000000000000
--- a/arch/ppc/syslib/gen550_dbg.c
+++ /dev/null
@@ -1,179 +0,0 @@
-/*
- * A library of polled 16550 serial routines. These are intended to
- * be used to support progress messages, xmon, kgdb, etc. on a
- * variety of platforms.
- *
- * Adapted from lots of code ripped from the arch/ppc/boot/ polled
- * 16550 support.
- *
- * Author: Matt Porter <mporter@mvista.com>
- *
- * 2002-2003 (c) MontaVista Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#include <linux/types.h>
-#include <linux/serial.h>
-#include <linux/tty.h> /* For linux/serial_core.h */
-#include <linux/serial_core.h>
-#include <linux/serialP.h>
-#include <linux/serial_reg.h>
-#include <asm/machdep.h>
-#include <asm/serial.h>
-#include <asm/io.h>
-
-#define SERIAL_BAUD 9600
-
-/* SERIAL_PORT_DFNS is defined in <asm/serial.h> */
-#ifndef SERIAL_PORT_DFNS
-#define SERIAL_PORT_DFNS
-#endif
-
-static struct serial_state rs_table[RS_TABLE_SIZE] = {
- SERIAL_PORT_DFNS /* defined in <asm/serial.h> */
-};
-
-static void (*serial_outb)(unsigned long, unsigned char);
-static unsigned long (*serial_inb)(unsigned long);
-
-static int shift;
-
-unsigned long direct_inb(unsigned long addr)
-{
- return readb((void __iomem *)addr);
-}
-
-void direct_outb(unsigned long addr, unsigned char val)
-{
- writeb(val, (void __iomem *)addr);
-}
-
-unsigned long io_inb(unsigned long port)
-{
- return inb(port);
-}
-
-void io_outb(unsigned long port, unsigned char val)
-{
- outb(val, port);
-}
-
-unsigned long serial_init(int chan, void *ignored)
-{
- unsigned long com_port;
- unsigned char lcr, dlm;
-
- /* We need to find out which type io we're expecting. If it's
- * 'SERIAL_IO_PORT', we get an offset from the isa_io_base.
- * If it's 'SERIAL_IO_MEM', we can the exact location. -- Tom */
- switch (rs_table[chan].io_type) {
- case SERIAL_IO_PORT:
- com_port = rs_table[chan].port;
- serial_outb = io_outb;
- serial_inb = io_inb;
- break;
- case SERIAL_IO_MEM:
- com_port = (unsigned long)rs_table[chan].iomem_base;
- serial_outb = direct_outb;
- serial_inb = direct_inb;
- break;
- default:
- /* We can't deal with it. */
- return -1;
- }
-
- /* How far apart the registers are. */
- shift = rs_table[chan].iomem_reg_shift;
-
- /* save the LCR */
- lcr = serial_inb(com_port + (UART_LCR << shift));
-
- /* Access baud rate */
- serial_outb(com_port + (UART_LCR << shift), UART_LCR_DLAB);
- dlm = serial_inb(com_port + (UART_DLM << shift));
-
- /*
- * Test if serial port is unconfigured
- * We assume that no-one uses less than 110 baud or
- * less than 7 bits per character these days.
- * -- paulus.
- */
- if ((dlm <= 4) && (lcr & 2)) {
- /* port is configured, put the old LCR back */
- serial_outb(com_port + (UART_LCR << shift), lcr);
- }
- else {
- /* Input clock. */
- serial_outb(com_port + (UART_DLL << shift),
- (rs_table[chan].baud_base / SERIAL_BAUD) & 0xFF);
- serial_outb(com_port + (UART_DLM << shift),
- (rs_table[chan].baud_base / SERIAL_BAUD) >> 8);
- /* 8 data, 1 stop, no parity */
- serial_outb(com_port + (UART_LCR << shift), 0x03);
- /* RTS/DTR */
- serial_outb(com_port + (UART_MCR << shift), 0x03);
-
- /* Clear & enable FIFOs */
- serial_outb(com_port + (UART_FCR << shift), 0x07);
- }
-
- return (com_port);
-}
-
-void
-serial_putc(unsigned long com_port, unsigned char c)
-{
- while ((serial_inb(com_port + (UART_LSR << shift)) & UART_LSR_THRE) == 0)
- ;
- serial_outb(com_port, c);
-}
-
-unsigned char
-serial_getc(unsigned long com_port)
-{
- while ((serial_inb(com_port + (UART_LSR << shift)) & UART_LSR_DR) == 0)
- ;
- return serial_inb(com_port);
-}
-
-int
-serial_tstc(unsigned long com_port)
-{
- return ((serial_inb(com_port + (UART_LSR << shift)) & UART_LSR_DR) != 0);
-}
-
-void
-serial_close(unsigned long com_port)
-{
-}
-
-void
-gen550_init(int i, struct uart_port *serial_req)
-{
- rs_table[i].io_type = serial_req->iotype;
- rs_table[i].port = serial_req->iobase;
- rs_table[i].iomem_base = serial_req->membase;
- rs_table[i].iomem_reg_shift = serial_req->regshift;
- rs_table[i].baud_base = serial_req->uartclk ? serial_req->uartclk / 16 : BASE_BAUD;
-}
-
-#ifdef CONFIG_SERIAL_TEXT_DEBUG
-void
-gen550_progress(char *s, unsigned short hex)
-{
- volatile unsigned int progress_debugport;
- volatile char c;
-
- progress_debugport = serial_init(0, NULL);
-
- serial_putc(progress_debugport, '\r');
-
- while ((c = *s++) != 0)
- serial_putc(progress_debugport, c);
-
- serial_putc(progress_debugport, '\n');
- serial_putc(progress_debugport, '\r');
-}
-#endif /* CONFIG_SERIAL_TEXT_DEBUG */