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alistair23-linux
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[ATM]: add+use poison defines 

ATM: add and use POISON define values.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Randy Dunlap 2006-07-03 19:48:25 -07:00 committed by David S. Miller
parent 4bdbf6c033
commit 3c6b377321
3 changed files with 5 additions and 2 deletions
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3
drivers/atm/ambassador.c
View File

@ -31,6 +31,7 @@
#include <linux/atmdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/poison.h>
#include <asm/atomic.h>
#include <asm/io.h>
@ -1995,7 +1996,7 @@ static int __devinit ucode_init (loader_block * lb, amb_dev * dev) {
}
i += 1;
}
if (*pointer == 0xdeadbeef) {
if (*pointer == ATM_POISON) {
return loader_start (lb, dev, ucode_start);
} else {
// cast needed as there is no %? for pointer differnces

3
drivers/atm/idt77252.c
View File

@ -35,6 +35,7 @@ static char const rcsid[] =
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/poison.h>
#include <linux/skbuff.h>
#include <linux/kernel.h>
#include <linux/vmalloc.h>
@ -3657,7 +3658,7 @@ probe_sram(struct idt77252_dev *card)
writel(SAR_CMD_WRITE_SRAM | (0 << 2), SAR_REG_CMD);
for (addr = 0x4000; addr < 0x80000; addr += 0x4000) {
writel(0xdeadbeef, SAR_REG_DR0);
writel(ATM_POISON, SAR_REG_DR0);
writel(SAR_CMD_WRITE_SRAM | (addr << 2), SAR_REG_CMD);
writel(SAR_CMD_READ_SRAM | (0 << 2), SAR_REG_CMD);

1
include/linux/poison.h
View File

@ -44,6 +44,7 @@
/********** drivers/atm/ **********/
#define ATM_POISON_FREE 0x12
#define ATM_POISON 0xdeadbeef
/********** net/ **********/
#define NEIGHBOR_DEAD 0xdeadbeef