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authorBernard Xiong <[email protected]>2013-03-31 22:58:36 -0400
committerBernard Xiong <[email protected]>2013-03-31 22:58:36 -0400
commitedef109d76c3a66cc0139745cb28556d28794118 (patch)
tree226b28a3a8d67558431f509b8db55e5d26a8773d /libcpu
parent8c50d0f2951d74cb9b24602317a57bb2f883e02c (diff)
fix interrupt compiling issue in PPC
Diffstat (limited to 'libcpu')
-rw-r--r--libcpu/ppc/ppc405/interrupt.c26
-rw-r--r--libcpu/ppc/ppc405/serial.c6
2 files changed, 18 insertions, 14 deletions
diff --git a/libcpu/ppc/ppc405/interrupt.c b/libcpu/ppc/ppc405/interrupt.c
index d0e174612c..dc93dd67a3 100644
--- a/libcpu/ppc/ppc405/interrupt.c
+++ b/libcpu/ppc/ppc405/interrupt.c
@@ -12,7 +12,7 @@
* 2009-01-05 Bernard first version
*/
-#include <rtthread.h>
+#include <rthw.h>
#include <asm/ppc4xx.h>
#include <asm/processor.h>
@@ -21,12 +21,12 @@ extern volatile rt_uint8_t rt_interrupt_nest;
/* exception and interrupt handler table */
#define MAX_HANDLERS 32
-rt_isr_handler_t isr_table[MAX_HANDLERS];
+struct rt_irq_desc isr_table[MAX_HANDLERS];
rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
rt_uint32_t rt_thread_switch_interrput_flag;
-rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector)
+rt_isr_handler_t rt_hw_interrupt_handler(rt_uint32_t vector, void* param)
{
rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
return RT_NULL;
@@ -42,9 +42,9 @@ void uic_int_handler (unsigned int vec)
rt_interrupt_enter();
/* Allow external interrupts to the CPU. */
- if (isr_table [vec] != 0)
+ if (isr_table [vec].handler != 0)
{
- (*isr_table[vec])(vec);
+ (*isr_table[vec].handler)(vec, isr_table[vec].param);
}
uic_irq_ack(vec);
@@ -78,21 +78,24 @@ void uic_interrupt(rt_uint32_t uic_base, int vec_base)
}
}
-void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler,
+ void* param, char* name)
{
int intVal;
+ rt_isr_handler_t old_handler;
if (((int)vector < 0) || ((int) vector >= MAX_HANDLERS))
{
- return; /* out of range */
+ return RT_NULL; /* out of range */
}
/* install the handler in the system interrupt table */
intVal = rt_hw_interrupt_disable (); /* lock interrupts to prevent races */
- if (*old_handler != RT_NULL) *old_handler = isr_table[vector];
- if (new_handler != RT_NULL) isr_table[vector] = new_handler;
-
+ old_handler = isr_table[vector].handler;
+ isr_table[vector].handler = new_handler;
+ isr_table[vector].param = param;
+
rt_hw_interrupt_enable (intVal);
}
@@ -120,7 +123,8 @@ void rt_hw_interrupt_init()
/* set default interrupt handler */
for (vector = 0; vector < MAX_HANDLERS; vector++)
{
- isr_table [vector] = (rt_isr_handler_t)rt_hw_interrupt_handle;
+ isr_table [vector].handler = (rt_isr_handler_t)rt_hw_interrupt_handler;
+ isr_table [vector].param = RT_NULL;
}
/* initialize interrupt nest, and context in thread sp */
diff --git a/libcpu/ppc/ppc405/serial.c b/libcpu/ppc/ppc405/serial.c
index ca935fafdd..f682796f6e 100644
--- a/libcpu/ppc/ppc405/serial.c
+++ b/libcpu/ppc/ppc405/serial.c
@@ -220,12 +220,12 @@ void rt_serial_set_baudrate(struct rt_ppc405_serial* device)
out_8((rt_uint8_t *)device->hw_base + UART_DLM, bdiv >> 8); /* set baudrate divisor */
}
-void rt_serial_isr(int irqno)
+void rt_serial_isr(int irqno, void* param)
{
unsigned char status;
struct rt_ppc405_serial *device;
- device = (struct rt_ppc405_serial*) &ppc405_serial;
+ device = (struct rt_ppc405_serial*) param;
status = in_8((rt_uint8_t *)device->hw_base + UART_LSR);
if (status & 0x01)
@@ -289,7 +289,7 @@ void rt_hw_serial_init(void)
device->hw_base = UART0_BASE;
device->baudrate = 115200;
device->irqno = VECNUM_U0;
- rt_hw_interrupt_install(device->irqno, rt_serial_isr, RT_NULL); /* install isr */
+ rt_hw_interrupt_install(device->irqno, rt_serial_isr, device, "serial"); /* install isr */
rt_memset(device->rx_buffer, 0, sizeof(device->rx_buffer));
device->read_index = device->save_index = 0;