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IRQ handler rewrite by Gabor Juhos, uses C no longer assembly

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7464 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian
2007-06-02 23:13:51 +00:00
parent c30dde7940
commit 8366dfac71
14 changed files with 518 additions and 384 deletions
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28
target/linux/adm5120-2.6/files/drivers/serial/adm5120_uart.c
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@@ -24,12 +24,8 @@
#include <linux/tty_flip.h>
#include <linux/console.h>
#define ADM5120_UART_BASE0 0x12600000
#define ADM5120_UART_BASE1 0x12800000
#define ADM5120_UART_SIZE 0x20
#define ADM5120_UART_IRQ0 1
#define ADM5120_UART_IRQ1 2
#include <asm/mach-adm5120/adm5120_defs.h>
#include <asm/mach-adm5120/adm5120_irq.h>
#define ADM5120_UART_REG(base, reg) \
(*(volatile u32 *)KSEG1ADDR((base)+(reg)))
@@ -421,9 +417,9 @@ static struct uart_ops adm5120ser_ops = {
static void adm5120console_put(const char c)
{
while ((ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_FR) &
while ((ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_FR) &
ADM5120_UART_TXFF) != 0);
ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_DATA) = c;
ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_DATA) = c;
}
static void adm5120console_write(struct console *con, const char *s,
@@ -440,14 +436,14 @@ static void adm5120console_write(struct console *con, const char *s,
static int __init adm5120console_setup(struct console *con, char *options)
{
/* Set to 115200 baud, 8N1 and enable FIFO */
ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_LCR_L) =
ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_LCR_L) =
ADM5120_UART_BAUD115200 & 0xff;
ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_LCR_M) =
ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_LCR_M) =
ADM5120_UART_BAUD115200 >> 8;
ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_LCR_H) =
ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_LCR_H) =
ADM5120_UART_W8 | ADM5120_UART_FIFO_EN;
/* Enable port */
ADM5120_UART_REG(ADM5120_UART_BASE0, ADM5120_UART_CR) =
ADM5120_UART_REG(ADM5120_UART0_BASE, ADM5120_UART_CR) =
ADM5120_UART_EN;
return 0;
@@ -477,8 +473,8 @@ console_initcall(adm5120console_init);
static struct uart_port adm5120ser_ports[] = {
{
.iobase = ADM5120_UART_BASE0,
.irq = ADM5120_UART_IRQ0,
.iobase = ADM5120_UART0_BASE,
.irq = ADM5120_IRQ_UART0,
.uartclk = ADM5120_UARTCLK_FREQ,
.fifosize = 16,
.ops = &adm5120ser_ops,
@@ -487,8 +483,8 @@ static struct uart_port adm5120ser_ports[] = {
},
#if (CONFIG_ADM5120_NR_UARTS > 1)
{
.iobase = ADM5120_UART_BASE1,
.irq = ADM5120_UART_IRQ1,
.iobase = ADM5120_UART1_BASE,
.irq = ADM5120_IRQ_UART1,
.uartclk = ADM5120_UARTCLK_FREQ,
.fifosize = 16,
.ops = &adm5120ser_ops,