tpm_nsc.c (9b4f2e9576658c4e52d95dc8d309f51b2e2db096) tpm_nsc.c (f33d9bd50478c9a969b65f58feb6b69a3ad478cb)
1/*
2 * Copyright (C) 2004 IBM Corporation
3 *
4 * Authors:
5 * Leendert van Doorn <leendert@watson.ibm.com>
6 * Dave Safford <safford@watson.ibm.com>
7 * Reiner Sailer <sailer@watson.ibm.com>
8 * Kylene Hall <kjhall@us.ibm.com>

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279 .owner = THIS_MODULE,
280 .suspend = tpm_pm_suspend,
281 .resume = tpm_pm_resume,
282};
283
284static int __init init_nsc(void)
285{
286 int rc = 0;
1/*
2 * Copyright (C) 2004 IBM Corporation
3 *
4 * Authors:
5 * Leendert van Doorn <leendert@watson.ibm.com>
6 * Dave Safford <safford@watson.ibm.com>
7 * Reiner Sailer <sailer@watson.ibm.com>
8 * Kylene Hall <kjhall@us.ibm.com>

--- 270 unchanged lines hidden (view full) ---

279 .owner = THIS_MODULE,
280 .suspend = tpm_pm_suspend,
281 .resume = tpm_pm_resume,
282};
283
284static int __init init_nsc(void)
285{
286 int rc = 0;
287 int lo, hi;
287 int lo, hi, err;
288 int nscAddrBase = TPM_ADDR;
289 struct tpm_chip *chip;
290 unsigned long base;
291
292 /* verify that it is a National part (SID) */
293 if (tpm_read_index(TPM_ADDR, NSC_SID_INDEX) != 0xEF) {
294 nscAddrBase = (tpm_read_index(TPM_SUPERIO_ADDR, 0x2C)<<8)|
295 (tpm_read_index(TPM_SUPERIO_ADDR, 0x2B)&0xFE);
296 if (tpm_read_index(nscAddrBase, NSC_SID_INDEX) != 0xF6)
297 return -ENODEV;
298 }
299
288 int nscAddrBase = TPM_ADDR;
289 struct tpm_chip *chip;
290 unsigned long base;
291
292 /* verify that it is a National part (SID) */
293 if (tpm_read_index(TPM_ADDR, NSC_SID_INDEX) != 0xEF) {
294 nscAddrBase = (tpm_read_index(TPM_SUPERIO_ADDR, 0x2C)<<8)|
295 (tpm_read_index(TPM_SUPERIO_ADDR, 0x2B)&0xFE);
296 if (tpm_read_index(nscAddrBase, NSC_SID_INDEX) != 0xF6)
297 return -ENODEV;
298 }
299
300 driver_register(&nsc_drv);
300 err = driver_register(&nsc_drv);
301 if (err)
302 return err;
301
302 hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI);
303 lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO);
304 base = (hi<<8) | lo;
305
306 /* enable the DPM module */
307 tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01);
308

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304 hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI);
305 lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO);
306 base = (hi<<8) | lo;
307
308 /* enable the DPM module */
309 tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01);
310

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