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-rw-r--r--board/esd/pci405/pci405.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/board/esd/pci405/pci405.c b/board/esd/pci405/pci405.c
index 0602abf9c4..8973f97095 100644
--- a/board/esd/pci405/pci405.c
+++ b/board/esd/pci405/pci405.c
@@ -338,17 +338,17 @@ int checkboard (void)
}
/* ------------------------------------------------------------------------- */
+#define UART1_MCR 0xef600404
int wpeeprom(int wp)
{
int wp_state = wp;
- volatile unsigned char *uart1_mcr = (volatile unsigned char *)0xef600404;
if (wp == 1) {
- *uart1_mcr &= ~0x02;
+ out_8((void *)UART1_MCR, in_8((void *)UART1_MCR) & ~0x02);
} else if (wp == 0) {
- *uart1_mcr |= 0x02;
+ out_8((void *)UART1_MCR, in_8((void *)UART1_MCR) | 0x02);
} else {
- if (*uart1_mcr & 0x02) {
+ if (in_8((void *)UART1_MCR) & 0x02) {
wp_state = 0;
} else {
wp_state = 1;
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