X-Git-Url: http://rtime.felk.cvut.cz/gitweb/lincan.git/blobdiff_plain/6250b3805fb7e368adf1e3f7ca39c8cc617bccff..6234a9dc385e5a9258a84227b2eab09bbb099c27:/lincan/src/m437.c

diff --git a/lincan/src/m437.c b/lincan/src/m437.c
index c67b3dd..d90db12 100644
--- a/lincan/src/m437.c
+++ b/lincan/src/m437.c
@@ -36,8 +36,6 @@
 #define IO_RANGE 0x100
 
 
-static long base = 0L; 
-
 /**
  * m437_request_io: - reserve io or memory range for can board
  * @candev: pointer to candevice/board which asks for io. Field @io_addr
@@ -60,7 +58,7 @@ int m437_request_io(struct candevice_t *candev)
 		return -ENODEV;
 	}
 
-	if ( !( base = (long) ioremap( candev->io_addr, IO_RANGE ) ) ) {
+	if ( !( candev->dev_base_addr = ioremap( candev->io_addr, IO_RANGE ) ) ) {
 		CANMSG("Unable to access I/O memory at: 0x%lx\n", candev->io_addr);
 		can_release_mem_region(candev->io_addr,IO_RANGE);
 		return -ENODEV;
@@ -87,7 +85,7 @@ int m437_release_io(struct candevice_t *candev)
 	unsigned i;
 	
         /* disable IRQ generation */
-        m437_write_register(iCTL_CCE, iCTL);
+        m437_write_register(iCTL_CCE, candev->dev_base_addr+iCTL);
 
 	/* clear all message objects */
 	for (i=1; i<=15; i++) {
@@ -96,21 +94,21 @@ int m437_release_io(struct candevice_t *candev)
 				RXIE_RES | 
 				TXIE_RES | 
 				MVAL_RES, 
-				i*0x10+iMSGCTL0);
+				candev->dev_base_addr+i*0x10+iMSGCTL0);
 		m437_write_register(
 				NEWD_RES | 
 				MLST_RES | 
 				CPUU_RES | 
 				TXRQ_RES | 
 				RMPD_RES, 
-				i*0x10+iMSGCTL1);
+				candev->dev_base_addr+i*0x10+iMSGCTL1);
 	}
 	
 	/* power down i82527 */
-	m437_write_register(iCPU_PWD, iCPU);
+	m437_write_register(iCPU_PWD, candev->dev_base_addr+iCPU);
 	
 	/* release I/O memory mapping */
-	iounmap((void*)base);
+	iounmap(candev->dev_base_addr);
 
 	can_release_mem_region(candev->io_addr,IO_RANGE);
 
@@ -198,7 +196,7 @@ int m437_init_hw_data(struct candevice_t *candev)
 int m437_init_chip_data(struct candevice_t *candev, int chipnr)
 {
 	i82527_fill_chipspecops(candev->chip[chipnr]);
-	candev->chip[chipnr]->chip_base_addr=candev->io_addr;
+	candev->chip[chipnr]->chip_base_addr=candev->dev_base_addr;
 	candev->chip[chipnr]->clock = 16000000;
 	candev->chip[chipnr]->int_cpu_reg = iCPU_DSC | iCPU_CEN;
 	candev->chip[chipnr]->int_clk_reg = 
@@ -260,9 +258,9 @@ int m437_program_irq(struct candevice_t *candev)
  * Return Value: The function does not return a value
  * File: src/m437.c
  */
-void m437_write_register(unsigned data, unsigned long address)
+void m437_write_register(unsigned data, can_ioptr_t address)
 {
-	writeb(data,base+address);
+	can_writeb(data,address);
 }
 
 /**
@@ -275,9 +273,9 @@ void m437_write_register(unsigned data, unsigned long address)
  * Return Value: The function returns the value stored in @address
  * File: src/m437.c
  */
-unsigned m437_read_register(unsigned long address)
+unsigned m437_read_register(can_ioptr_t address)
 {
-	return readb(base+address);
+	return can_readb(address);
 }
 
 /* !!! Don't change this function !!! */