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path: root/drivers/char/tpm/tpm_nsc.c
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Diffstat (limited to 'drivers/char/tpm/tpm_nsc.c')
-rw-r--r--drivers/char/tpm/tpm_nsc.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c
index 37bea14f9310..1a45e7dfc13b 100644
--- a/drivers/char/tpm/tpm_nsc.c
+++ b/drivers/char/tpm/tpm_nsc.c
@@ -22,9 +22,13 @@
#include "tpm.h"
/* National definitions */
-enum tpm_nsc_addr {
+enum tpm_nsc_addr{
TPM_NSC_BASE = 0x360,
- TPM_NSC_IRQ = 0x07
+ TPM_NSC_IRQ = 0x07,
+ TPM_NSC_BASE0_HI = 0x60,
+ TPM_NSC_BASE0_LO = 0x61,
+ TPM_NSC_BASE1_HI = 0x62,
+ TPM_NSC_BASE1_LO = 0x63
};
enum tpm_nsc_index {
@@ -44,7 +48,7 @@ enum tpm_nsc_status_loc {
};
/* status bits */
-enum tpm_nsc_status{
+enum tpm_nsc_status {
NSC_STATUS_OBF = 0x01, /* output buffer full */
NSC_STATUS_IBF = 0x02, /* input buffer full */
NSC_STATUS_F0 = 0x04, /* F0 */
@@ -246,7 +250,6 @@ static struct tpm_vendor_specific tpm_nsc = {
.req_complete_mask = NSC_STATUS_OBF,
.req_complete_val = NSC_STATUS_OBF,
.req_canceled = NSC_STATUS_RDY,
- .base = TPM_NSC_BASE,
.attr_group = &nsc_attr_grp,
.miscdev = { .fops = &nsc_ops, },
};
@@ -255,15 +258,16 @@ static int __devinit tpm_nsc_init(struct pci_dev *pci_dev,
const struct pci_device_id *pci_id)
{
int rc = 0;
+ int lo, hi;
+
+ hi = tpm_read_index(TPM_NSC_BASE0_HI);
+ lo = tpm_read_index(TPM_NSC_BASE0_LO);
+
+ tpm_nsc.base = (hi<<8) | lo;
if (pci_enable_device(pci_dev))
return -EIO;
- if (tpm_lpc_bus_init(pci_dev, TPM_NSC_BASE)) {
- rc = -ENODEV;
- goto out_err;
- }
-
/* verify that it is a National part (SID) */
if (tpm_read_index(NSC_SID_INDEX) != 0xEF) {
rc = -ENODEV;