The branch main has been updated by jhb:
URL:
https://cgit.FreeBSD.org/src/commit/?id=6a06b00a0d1fe4c426a1778734529e536f1ff99a
commit 6a06b00a0d1fe4c426a1778734529e536f1ff99a
Author: John Baldwin <j...@freebsd.org>
AuthorDate: 2021-03-16 21:48:02 +0000
Commit: John Baldwin <j...@freebsd.org>
CommitDate: 2021-04-09 23:10:31 +0000
nlmrsa: Remove this deprecated driver.
Relnotes: yes
Sponsored by: Chelsio Communications
---
sys/mips/conf/std.XLP | 1 -
sys/mips/nlm/dev/sec/nlmrsa.c | 485 ---------------------------------------
sys/mips/nlm/dev/sec/nlmrsalib.h | 64 ------
sys/mips/nlm/files.xlp | 1 -
4 files changed, 551 deletions(-)
diff --git a/sys/mips/conf/std.XLP b/sys/mips/conf/std.XLP
index 8d8cfb693a70..ea6216dfcc6c 100644
--- a/sys/mips/conf/std.XLP
+++ b/sys/mips/conf/std.XLP
@@ -102,7 +102,6 @@ device ds13rtc # RTC on XLP
boards
device crypto
device cryptodev
device nlmsec
-device nlmrsa
# Options that use crypto
options IPSEC
diff --git a/sys/mips/nlm/dev/sec/nlmrsa.c b/sys/mips/nlm/dev/sec/nlmrsa.c
deleted file mode 100644
index 42b904d22a64..000000000000
--- a/sys/mips/nlm/dev/sec/nlmrsa.c
+++ /dev/null
@@ -1,485 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2003-2012 Broadcom Corporation
- * All Rights Reserved
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/cdefs.h>
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/proc.h>
-#include <sys/errno.h>
-#include <sys/endian.h>
-#include <sys/malloc.h>
-#include <sys/kernel.h>
-#include <sys/module.h>
-#include <sys/mbuf.h>
-#include <sys/lock.h>
-#include <sys/mutex.h>
-#include <sys/sysctl.h>
-#include <sys/bus.h>
-#include <sys/random.h>
-#include <sys/rman.h>
-#include <sys/uio.h>
-#include <sys/kobj.h>
-
-#include <dev/pci/pcivar.h>
-
-#include <opencrypto/cryptodev.h>
-
-#include "cryptodev_if.h"
-
-#include <vm/vm.h>
-#include <vm/pmap.h>
-
-#include <mips/nlm/hal/haldefs.h>
-#include <mips/nlm/hal/iomap.h>
-#include <mips/nlm/xlp.h>
-#include <mips/nlm/hal/sys.h>
-#include <mips/nlm/hal/fmn.h>
-#include <mips/nlm/hal/nlmsaelib.h>
-#include <mips/nlm/dev/sec/rsa_ucode.h>
-#include <mips/nlm/hal/cop2.h>
-#include <mips/nlm/hal/mips-extns.h>
-#include <mips/nlm/msgring.h>
-#include <mips/nlm/dev/sec/nlmrsalib.h>
-
-#ifdef NLM_RSA_DEBUG
-static void print_krp_params(struct cryptkop *krp);
-#endif
-
-static int xlp_rsa_init(struct xlp_rsa_softc *sc, int node);
-static int xlp_rsa_kprocess(device_t , struct cryptkop *, int);
-static int xlp_get_rsa_opsize(struct xlp_rsa_command *cmd, unsigned int bits);
-static void xlp_free_cmd_params(struct xlp_rsa_command *cmd);
-static int xlp_rsa_inp2hwformat(uint8_t *src, uint8_t *dst,
- uint32_t paramsize, uint8_t result);
-
-static int xlp_rsa_probe(device_t);
-static int xlp_rsa_attach(device_t);
-static int xlp_rsa_detach(device_t);
-
-static device_method_t xlp_rsa_methods[] = {
- /* device interface */
- DEVMETHOD(device_probe, xlp_rsa_probe),
- DEVMETHOD(device_attach, xlp_rsa_attach),
- DEVMETHOD(device_detach, xlp_rsa_detach),
-
- /* bus interface */
- DEVMETHOD(bus_print_child, bus_generic_print_child),
- DEVMETHOD(bus_driver_added, bus_generic_driver_added),
-
- /* crypto device methods */
- DEVMETHOD(cryptodev_kprocess, xlp_rsa_kprocess),
-
- DEVMETHOD_END
-};
-
-static driver_t xlp_rsa_driver = {
- "nlmrsa",
- xlp_rsa_methods,
- sizeof(struct xlp_rsa_softc)
-};
-static devclass_t xlp_rsa_devclass;
-
-DRIVER_MODULE(nlmrsa, pci, xlp_rsa_driver, xlp_rsa_devclass, 0, 0);
-MODULE_DEPEND(nlmrsa, crypto, 1, 1, 1);
-
-#ifdef NLM_RSA_DEBUG
-static void
-print_krp_params(struct cryptkop *krp)
-{
- int i;
-
- printf("krp->krp_op :%d\n", krp->krp_op);
- printf("krp->krp_status :%d\n", krp->krp_status);
- printf("krp->krp_iparams:%d\n", krp->krp_iparams);
- printf("krp->krp_oparams:%d\n", krp->krp_oparams);
- for (i = 0; i < krp->krp_iparams + krp->krp_oparams; i++) {
- printf("krp->krp_param[%d].crp_p :0x%llx\n", i,
- (unsigned long long)krp->krp_param[i].crp_p);
- printf("krp->krp_param[%d].crp_nbits :%d\n", i,
- krp->krp_param[i].crp_nbits);
- printf("krp->krp_param[%d].crp_nbytes :%d\n", i,
- howmany(krp->krp_param[i].crp_nbits, 8));
- }
-}
-#endif
-
-static int
-xlp_rsa_init(struct xlp_rsa_softc *sc, int node)
-{
- struct xlp_rsa_command *cmd = NULL;
- uint32_t fbvc, dstvc, endsel, regval;
- struct nlm_fmn_msg m;
- int err, ret, i;
- uint64_t base;
-
- /* Register interrupt handler for the RSA/ECC CMS messages */
- if (register_msgring_handler(sc->rsaecc_vc_start,
- sc->rsaecc_vc_end, nlm_xlprsaecc_msgring_handler, sc) != 0) {
- err = -1;
- printf("Couldn't register rsa/ecc msgring handler\n");
- goto errout;
- }
- fbvc = nlm_cpuid() * 4 + XLPGE_FB_VC;
- /* Do the CMS credit initialization */
- /* Currently it is configured by default to 50 when kernel comes up */
-
-#if BYTE_ORDER == LITTLE_ENDIAN
- for (i = 0; i < nitems(nlm_rsa_ucode_data); i++)
- nlm_rsa_ucode_data[i] = htobe64(nlm_rsa_ucode_data[i]);
-#endif
- for (dstvc = sc->rsaecc_vc_start; dstvc <= sc->rsaecc_vc_end; dstvc++) {
- cmd = malloc(sizeof(struct xlp_rsa_command), M_DEVBUF,
- M_NOWAIT | M_ZERO);
- KASSERT(cmd != NULL, ("%s:cmd is NULL\n", __func__));
- cmd->rsasrc = contigmalloc(sizeof(nlm_rsa_ucode_data),
- M_DEVBUF,
- (M_WAITOK | M_ZERO),
- 0UL /* low address */, -1UL /* high address */,
- XLP_L2L3_CACHELINE_SIZE /* alignment */,
- 0UL /* boundary */);
- KASSERT(cmd->rsasrc != NULL,
- ("%s:cmd->rsasrc is NULL\n", __func__));
- memcpy(cmd->rsasrc, nlm_rsa_ucode_data,
- sizeof(nlm_rsa_ucode_data));
- m.msg[0] = nlm_crypto_form_rsa_ecc_fmn_entry0(1, 0x70, 0,
- vtophys(cmd->rsasrc));
- m.msg[1] = nlm_crypto_form_rsa_ecc_fmn_entry1(0, 1, fbvc,
- vtophys(cmd->rsasrc));
- /* Software scratch pad */
- m.msg[2] = (uintptr_t)cmd;
- m.msg[3] = 0;
-
- ret = nlm_fmn_msgsend(dstvc, 3, FMN_SWCODE_RSA, &m);
- if (ret != 0) {
- err = -1;
- printf("%s: msgsnd failed (%x)\n", __func__, ret);
- goto errout;
- }
- }
- /* Configure so that all VCs send request to all RSA pipes */
- base = nlm_get_rsa_regbase(node);
- if (nlm_is_xlp3xx()) {
- endsel = 1;
- regval = 0xFFFF;
- } else {
- endsel = 3;
- regval = 0x07FFFFFF;
- }
- for (i = 0; i < endsel; i++)
- nlm_write_rsa_reg(base, RSA_ENG_SEL_0 + i, regval);
- return (0);
-errout:
- xlp_free_cmd_params(cmd);
- return (err);
-}
-
-/* This function is called from an interrupt handler */
-void
-nlm_xlprsaecc_msgring_handler(int vc, int size, int code, int src_id,
- struct nlm_fmn_msg *msg, void *data)
-{
- struct xlp_rsa_command *cmd;
- struct xlp_rsa_softc *sc;
- struct crparam *outparam;
- int ostart;
-
- KASSERT(code == FMN_SWCODE_RSA,
- ("%s: bad code = %d, expected code = %d\n", __func__, code,
- FMN_SWCODE_RSA));
-
- sc = data;
- KASSERT(src_id >= sc->rsaecc_vc_start && src_id <= sc->rsaecc_vc_end,
- ("%s: bad src_id = %d, expect %d - %d\n", __func__,
- src_id, sc->rsaecc_vc_start, sc->rsaecc_vc_end));
-
- cmd = (struct xlp_rsa_command *)(uintptr_t)msg->msg[1];
- KASSERT(cmd != NULL, ("%s:cmd not received properly\n", __func__));
-
- if (RSA_ERROR(msg->msg[0]) != 0) {
- printf("%s: Message rcv msg0 %llx msg1 %llx err %x \n",
- __func__, (unsigned long long)msg->msg[0],
- (unsigned long long)msg->msg[1],
- (int)RSA_ERROR(msg->msg[0]));
- cmd->krp->krp_status = EBADMSG;
- }
-
- if (cmd->krp != NULL) {
- ostart = cmd->krp->krp_iparams;
- outparam = &cmd->krp->krp_param[ostart];
- xlp_rsa_inp2hwformat(cmd->rsasrc + cmd->rsaopsize * ostart,
- outparam->crp_p,
- howmany(outparam->crp_nbits, 8),
- 1);
- crypto_kdone(cmd->krp);
- }
-
- xlp_free_cmd_params(cmd);
-}
-
-static int
-xlp_rsa_probe(device_t dev)
-{
- struct xlp_rsa_softc *sc;
-
- if (pci_get_vendor(dev) == PCI_VENDOR_NETLOGIC &&
- pci_get_device(dev) == PCI_DEVICE_ID_NLM_RSA) {
- sc = device_get_softc(dev);
- return (BUS_PROBE_DEFAULT);
- }
- return (ENXIO);
-}
-
-/*
- * Attach an interface that successfully probed.
- */
-static int
-xlp_rsa_attach(device_t dev)
-{
- struct xlp_rsa_softc *sc = device_get_softc(dev);
- uint64_t base;
- int qstart, qnum;
- int freq, node;
-
- sc->sc_dev = dev;
-
- node = nlm_get_device_node(pci_get_slot(dev));
- freq = nlm_set_device_frequency(node, DFS_DEVICE_RSA, 250);
- if (bootverbose)
- device_printf(dev, "RSA Freq: %dMHz\n", freq);
- if (pci_get_device(dev) == PCI_DEVICE_ID_NLM_RSA) {
- device_set_desc(dev, "XLP RSA/ECC Accelerator");
- sc->sc_cid = crypto_get_driverid(dev,
- sizeof(struct xlp_rsa_session), CRYPTOCAP_F_HARDWARE);
- if (sc->sc_cid < 0) {
- printf("xlp_rsaecc-err:couldn't get the driver id\n");
- goto error_exit;
- }
- if (crypto_kregister(sc->sc_cid, CRK_MOD_EXP, 0) != 0)
- goto error_exit;
-
- base = nlm_get_rsa_pcibase(node);
- qstart = nlm_qidstart(base);
- qnum = nlm_qnum(base);
- sc->rsaecc_vc_start = qstart;
- sc->rsaecc_vc_end = qstart + qnum - 1;
- }
- if (xlp_rsa_init(sc, node) != 0)
- goto error_exit;
- device_printf(dev, "RSA Initialization complete!\n");
- gone_in_dev(dev, 14, "Asymmetric crypto");
- return (0);
-
-error_exit:
- return (ENXIO);
-}
-
-/*
- * Detach an interface that successfully probed.
- */
-static int
-xlp_rsa_detach(device_t dev)
-{
- return (0);
-}
-
-/*
- * XXX freesession should run a zero'd mac/encrypt key into context ram.
- * XXX to blow away any keys already stored there.
- */
-
-static void
-xlp_free_cmd_params(struct xlp_rsa_command *cmd)
-{
-
- if (cmd == NULL)
- return;
- if (cmd->rsasrc != NULL) {
- if (cmd->krp == NULL) /* Micro code load */
- contigfree(cmd->rsasrc, sizeof(nlm_rsa_ucode_data),
- M_DEVBUF);
- else
- free(cmd->rsasrc, M_DEVBUF);
- }
- free(cmd, M_DEVBUF);
-}
-
-static int
-xlp_get_rsa_opsize(struct xlp_rsa_command *cmd, unsigned int bits)
-{
-
- if (bits == 0 || bits > 8192)
- return (-1);
- /* XLP hardware expects always a fixed size with unused bytes
- * zeroed out in the input data */
- if (bits <= 512) {
- cmd->rsatype = 0x40;
- cmd->rsaopsize = 64;
- } else if (bits <= 1024) {
- cmd->rsatype = 0x41;
- cmd->rsaopsize = 128;
- } else if (bits <= 2048) {
- cmd->rsatype = 0x42;
- cmd->rsaopsize = 256;
- } else if (bits <= 4096) {
- cmd->rsatype = 0x43;
- cmd->rsaopsize = 512;
- } else if (bits <= 8192) {
- cmd->rsatype = 0x44;
- cmd->rsaopsize = 1024;
- }
- return (0);
-}
-
-static int
-xlp_rsa_inp2hwformat(uint8_t *src, uint8_t *dst, uint32_t paramsize,
- uint8_t result)
-{
- uint32_t pdwords, pbytes;
- int i, j, k;
-
- pdwords = paramsize / 8;
- pbytes = paramsize % 8;
-
- for (i = 0, k = 0; i < pdwords; i++) {
- /* copy dwords of inp/hw to hw/out format */
- for (j = 7; j >= 0; j--, k++)
- dst[i * 8 + j] = src[k];
- }
- if (pbytes) {
- if (result == 0) {
- /* copy rem bytes of input data to hw format */
- for (j = 7; k < paramsize; j--, k++)
- dst[i * 8 + j] = src[k];
- } else {
- /* copy rem bytes of hw data to exp output format */
- for (j = 7; k < paramsize; j--, k++)
- dst[k] = src[i * 8 + j];
- }
- }
-
- return (0);
-}
-
-static int
-nlm_crypto_complete_rsa_request(struct xlp_rsa_softc *sc,
- struct xlp_rsa_command *cmd)
-{
- unsigned int fbvc;
- struct nlm_fmn_msg m;
- int ret;
-
- fbvc = nlm_cpuid() * 4 + XLPGE_FB_VC;
-
- m.msg[0] = nlm_crypto_form_rsa_ecc_fmn_entry0(1, cmd->rsatype,
- cmd->rsafn, vtophys(cmd->rsasrc));
- m.msg[1] = nlm_crypto_form_rsa_ecc_fmn_entry1(0, 1, fbvc,
- vtophys(cmd->rsasrc + cmd->rsaopsize * cmd->krp->krp_iparams));
- /* Software scratch pad */
- m.msg[2] = (uintptr_t)cmd;
- m.msg[3] = 0;
-
- /* Send the message to rsa engine vc */
- ret = nlm_fmn_msgsend(sc->rsaecc_vc_start, 3, FMN_SWCODE_RSA, &m);
- if (ret != 0) {
-#ifdef NLM_SEC_DEBUG
- printf("%s: msgsnd failed (%x)\n", __func__, ret);
-#endif
- return (ERESTART);
- }
- return (0);
-}
-
-static int
-xlp_rsa_kprocess(device_t dev, struct cryptkop *krp, int hint)
-{
- struct xlp_rsa_softc *sc = device_get_softc(dev);
- struct xlp_rsa_command *cmd;
- struct crparam *kp;
- int err, i;
-
- if (krp == NULL || krp->krp_callback == NULL)
- return (EINVAL);
-
- cmd = malloc(sizeof(struct xlp_rsa_command), M_DEVBUF,
- M_NOWAIT | M_ZERO);
- KASSERT(cmd != NULL, ("%s:cmd is NULL\n", __func__));
- cmd->krp = krp;
-
-#ifdef NLM_RSA_DEBUG
- print_krp_params(krp);
-#endif
- err = EOPNOTSUPP;
- switch (krp->krp_op) {
- case CRK_MOD_EXP:
- if (krp->krp_iparams == 3 && krp->krp_oparams == 1)
- break;
- goto errout;
- default:
- device_printf(dev, "Op:%d not yet supported\n", krp->krp_op);
- goto errout;
- }
-
- err = xlp_get_rsa_opsize(cmd,
- krp->krp_param[krp->krp_iparams - 1].crp_nbits);
- if (err != 0) {
- err = EINVAL;
- goto errout;
- }
- cmd->rsafn = 0; /* Mod Exp */
- cmd->rsasrc = malloc(
- cmd->rsaopsize * (krp->krp_iparams + krp->krp_oparams),
- M_DEVBUF,
- M_NOWAIT | M_ZERO);
- if (cmd->rsasrc == NULL) {
- err = ENOMEM;
- goto errout;
- }
-
- for (i = 0, kp = krp->krp_param; i < krp->krp_iparams; i++, kp++) {
- KASSERT(kp->crp_nbits != 0,
- ("%s: parameter[%d]'s length is zero\n", __func__, i));
- xlp_rsa_inp2hwformat(kp->crp_p,
- cmd->rsasrc + i * cmd->rsaopsize,
- howmany(kp->crp_nbits, 8), 0);
- }
- err = nlm_crypto_complete_rsa_request(sc, cmd);
- if (err != 0)
- goto errout;
-
- return (0);
-errout:
- xlp_free_cmd_params(cmd);
- krp->krp_status = err;
- crypto_kdone(krp);
- return (err);
-}
diff --git a/sys/mips/nlm/dev/sec/nlmrsalib.h b/sys/mips/nlm/dev/sec/nlmrsalib.h
deleted file mode 100644
index 8166f0f0ded4..000000000000
--- a/sys/mips/nlm/dev/sec/nlmrsalib.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2003-2012 Broadcom Corporation
- * All Rights Reserved
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-#ifndef _NLMRSALIB_H_
-#define _NLMRSALIB_H_
-
-#define RSA_ERROR(msg0) (((msg0) >> 53) & 0x1f)
-
-struct xlp_rsa_session {
-};
-
-struct xlp_rsa_command {
- struct xlp_rsa_session *ses;
- struct cryptkop *krp;
- uint8_t *rsasrc;
- uint32_t rsaopsize;
- uint32_t rsatype;
- uint32_t rsafn;
-};
-
-/*
- * Holds data specific to nlm security accelerators
- */
-struct xlp_rsa_softc {
- device_t sc_dev; /* device backpointer */
- uint64_t rsa_base;
- int sc_cid;
- int rsaecc_vc_start;
- int rsaecc_vc_end;
-};
-
-void
-nlm_xlprsaecc_msgring_handler(int vc, int size, int code, int src_id,
- struct nlm_fmn_msg *msg, void *data);
-
-#endif /* _NLMRSALIB_H_ */
diff --git a/sys/mips/nlm/files.xlp b/sys/mips/nlm/files.xlp
index db6c4eba6754..ecb2477bab06 100644
--- a/sys/mips/nlm/files.xlp
+++ b/sys/mips/nlm/files.xlp
@@ -36,4 +36,3 @@ ucore_app_bin.h
optional xlpge \
#
mips/nlm/dev/sec/nlmsec.c optional nlmsec
mips/nlm/dev/sec/nlmseclib.c optional nlmsec
-mips/nlm/dev/sec/nlmrsa.c optional nlmrsa
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