Unverified Commit 63fb4139 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!5453 Add GM Driver Support for Hygon platform（Cryptographic Coprocessor，OLK-6.6) 

Merge Pull Request from: @partycoder 
 
Support GM kernel driver for hygon C86-2G C86-3G C86-4G CPU.
Support Hygon CCP used via mdev module and support CCP virtualization

issue:
https://gitee.com/openeuler/kernel/issues/I99ZNA

the Cryptographic Co-Processor in hygon CCP has implement SM2,SM3,SM4 algo，to use these feature，The corresponding driver needs to be implemented in the kernel.

we has finish the Cryptographic Co-Processor driver for previous version, now we are porting to OLK-6.6 branch，So user can call hygon GM ability via linux crypto framwork easliy.

Test:
the test result has been shown in issue link. 
 
Link:https://gitee.com/openeuler/kernel/pulls/5453

 

Reviewed-by: default avatarJason Zeng <jason.zeng@intel.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents 45123fed 20bbea2d

arch/x86/configs/openeuler_defconfig

+2 −0
Original line number Diff line number Diff line
@@ -8811,6 +8811,7 @@ CONFIG_CRYPTO_DEV_ZHAOXIN_AES=m 
CONFIG_CRYPTO_DEV_ZHAOXIN_SHA=m

# CONFIG_CRYPTO_DEV_ATMEL_ECC is not set

# CONFIG_CRYPTO_DEV_ATMEL_SHA204A is not set

CONFIG_HYGON_GM=y

CONFIG_CRYPTO_DEV_CCP=y

CONFIG_CRYPTO_DEV_CCP_DD=m

CONFIG_CRYPTO_DEV_SP_CCP=y
@@ -8821,6 +8822,7 @@ CONFIG_TCG_HYGON=m 
CONFIG_TCM_HYGON=m

CONFIG_TDM_DEV_HYGON=y

CONFIG_TDM_KERNEL_GUARD=m

CONFIG_CRYPTO_DEV_HCT=m

# CONFIG_CRYPTO_DEV_CCP_DEBUGFS is not set

CONFIG_CRYPTO_DEV_NITROX=m

CONFIG_CRYPTO_DEV_NITROX_CNN55XX=m

drivers/crypto/ccp/Kconfig

+20 −0
Original line number Diff line number Diff line
@@ -46,6 +46,14 @@ config CRYPTO_DEV_SP_PSP 
	 along with software-based Trusted Execution Environment (TEE) to

	 enable third-party trusted applications.



config HYGON_GM

	bool "Hygon GM (sm2/sm3/sm4) Interface"

	default y

	depends on CRYPTO_DEV_CCP_CRYPTO && X86_64

	select CRYPTO_SM3_GENERIC

	help

	  Hygon GM ccp driver



config CRYPTO_DEV_CCP_DEBUGFS

	bool "Enable CCP Internals in DebugFS"

	default n
@@ -79,3 +87,15 @@ config TDM_KERNEL_GUARD 
	  The key part of kernel is protected by TDM technology, SCT and IDT

	  are protected by default, and others are added later according to the

	  requirements.



config CRYPTO_DEV_HCT

	tristate "HCT CCP device"

	default m

	depends on X86_64

	select VFIO_MDEV

	help

	  Provides hygon crypto technology ccp device driver.

	  Support virtualize ccp devices based on mediated devices.

	  Support multi-process and virtual machines.

	  Support host-noiommu mode memory encryption function.

	  If you choose 'M' here, this module will be called hct ccp.

drivers/crypto/ccp/Makefile

+13 −1
Original line number Diff line number Diff line
@@ -5,7 +5,8 @@ ccp-$(CONFIG_CRYPTO_DEV_SP_CCP) += ccp-dev.o \ 
	    ccp-ops.o \

	    ccp-dev-v3.o \

	    ccp-dev-v5.o \

	    ccp-dmaengine.o

	    ccp-dmaengine.o \

	    hygon/ccp-dev-v5.o

ccp-$(CONFIG_CRYPTO_DEV_CCP_DEBUGFS) += ccp-debugfs.o

ccp-$(CONFIG_PCI) += sp-pci.o \

                     hygon/sp-pci.o
@@ -21,6 +22,8 @@ ccp-$(CONFIG_CRYPTO_DEV_SP_PSP) += psp-dev.o \ 


ccp-$(CONFIG_TDM_DEV_HYGON) += hygon/tdm-dev.o



obj-$(CONFIG_CRYPTO_DEV_HCT) += hygon/hct.o



obj-$(CONFIG_CRYPTO_DEV_CCP_CRYPTO) += ccp-crypto.o

ccp-crypto-objs := ccp-crypto-main.o \

		   ccp-crypto-aes.o \
@@ -30,4 +33,13 @@ ccp-crypto-objs := ccp-crypto-main.o \ 
		   ccp-crypto-des3.o \

		   ccp-crypto-rsa.o \

		   ccp-crypto-sha.o



obj-$(CONFIG_TDM_KERNEL_GUARD) += hygon/tdm-kernel-guard.o



$(obj)/ccp_sm2_sign.asn1.o: $(obj)/ccp_sm2_sign.asn1.c $(obj)/ccp_sm2_sign.asn1.h

$(obj)/ccp-crypto-sm2-hygon.o: $(obj)/ccp_sm2_sign.asn1.h



ccp-crypto-$(CONFIG_HYGON_GM) += ccp-crypto-sm2-hygon.o \

		   ccp-crypto-sm3-hygon.o \

		   ccp-crypto-sm4-hygon.o \

		   ccp_sm2_sign.asn1.o

drivers/crypto/ccp/ccp-crypto-main.c

+23 −0
Original line number Diff line number Diff line
@@ -39,6 +39,10 @@ static unsigned int rsa_disable; 
module_param(rsa_disable, uint, 0444);

MODULE_PARM_DESC(rsa_disable, "Disable use of RSA - any non-zero value");



static unsigned int sm_disable;

module_param(sm_disable, uint, 0444);

MODULE_PARM_DESC(sm_disable, "Disable use of SM2/SM3/SM4 - any non-zero value");



/* List heads for the supported algorithms */

static LIST_HEAD(hash_algs);

static LIST_HEAD(skcipher_algs);
@@ -322,6 +326,25 @@ static int ccp_register_algs(void) 
{

	int ret;



#ifdef CONFIG_HYGON_GM

	if (!sm_disable && boot_cpu_data.x86_vendor == X86_VENDOR_HYGON) {

		ret = ccp_register_sm2_hygon_algs(&akcipher_algs);

		if (ret)

			return ret;



		ret = ccp_register_sm3_hygon_algs(&hash_algs);

		if (ret)

			return ret;



		ret = ccp_register_sm4_hygon_algs(&skcipher_algs);

		if (ret)

			return ret;



		/* Return on hygon platform */

		return 0;

	}

#endif



	if (!aes_disable) {

		ret = ccp_register_aes_algs(&skcipher_algs);

		if (ret)

drivers/crypto/ccp/ccp-crypto-sm2-hygon.c

0 → 100644
+1156 −0

File added.

Preview size limit exceeded, changes collapsed.