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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-06-26 20:42:58 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-06-26 20:42:58 +0000
commitc5552ad03973839d83d32d7108f20c00f192633b (patch)
treede32e4def600e56134cd085a7447cb6620542078 /target/linux/generic-2.6/image/lzma-loader/src/uart16550.c
parent7ec88f88f4c65a22b3b7e32ef87cb42dcb32a6fb (diff)
rename target/linux/generic-2.6 to generic
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21952 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic-2.6/image/lzma-loader/src/uart16550.c')
-rw-r--r--target/linux/generic-2.6/image/lzma-loader/src/uart16550.c86
1 files changed, 0 insertions, 86 deletions
diff --git a/target/linux/generic-2.6/image/lzma-loader/src/uart16550.c b/target/linux/generic-2.6/image/lzma-loader/src/uart16550.c
deleted file mode 100644
index 7df572760..000000000
--- a/target/linux/generic-2.6/image/lzma-loader/src/uart16550.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- */
-
-
-#include "uart16550.h"
-
-/* === CONFIG === */
-
-#define BASE 0xb8058000
-#define MAX_BAUD 1152000
-#define REG_OFFSET 4
-
-/* === END OF CONFIG === */
-
-/* register offset */
-#define OFS_RCV_BUFFER (0*REG_OFFSET)
-#define OFS_TRANS_HOLD (0*REG_OFFSET)
-#define OFS_SEND_BUFFER (0*REG_OFFSET)
-#define OFS_INTR_ENABLE (1*REG_OFFSET)
-#define OFS_INTR_ID (2*REG_OFFSET)
-#define OFS_DATA_FORMAT (3*REG_OFFSET)
-#define OFS_LINE_CONTROL (3*REG_OFFSET)
-#define OFS_MODEM_CONTROL (4*REG_OFFSET)
-#define OFS_RS232_OUTPUT (4*REG_OFFSET)
-#define OFS_LINE_STATUS (5*REG_OFFSET)
-#define OFS_MODEM_STATUS (6*REG_OFFSET)
-#define OFS_RS232_INPUT (6*REG_OFFSET)
-#define OFS_SCRATCH_PAD (7*REG_OFFSET)
-
-#define OFS_DIVISOR_LSB (0*REG_OFFSET)
-#define OFS_DIVISOR_MSB (1*REG_OFFSET)
-
-
-/* memory-mapped read/write of the port */
-#define UART16550_READ(y) (*((volatile uint32*)(BASE + y)))
-#define UART16550_WRITE(y, z) ((*((volatile uint32*)(BASE + y))) = z)
-
-#define DEBUG_LED (*(unsigned short*)0xb7ffffc0)
-#define OutputLED(x) (DEBUG_LED = x)
-
-void Uart16550Init(uint32 baud, uint8 data, uint8 parity, uint8 stop)
-{
- /* disable interrupts */
- UART16550_WRITE(OFS_INTR_ENABLE, 0);
-
- /* set up buad rate */
- {
- uint32 divisor;
-
- /* set DIAB bit */
- UART16550_WRITE(OFS_LINE_CONTROL, 0x80);
-
- /* set divisor */
- divisor = MAX_BAUD / baud;
- UART16550_WRITE(OFS_DIVISOR_LSB, divisor & 0xff);
- UART16550_WRITE(OFS_DIVISOR_MSB, (divisor & 0xff00)>>8);
-
- /* clear DIAB bit */
- UART16550_WRITE(OFS_LINE_CONTROL, 0x0);
- }
-
- /* set data format */
- UART16550_WRITE(OFS_DATA_FORMAT, data | parity | stop);
-}
-
-uint8 Uart16550GetPoll()
-{
- while((UART16550_READ(OFS_LINE_STATUS) & 0x1) == 0);
- return UART16550_READ(OFS_RCV_BUFFER);
-}
-
-
-void Uart16550Put(uint8 byte)
-{
- while ((UART16550_READ(OFS_LINE_STATUS) &0x20) == 0);
- UART16550_WRITE(OFS_SEND_BUFFER, byte);
-}
-