diff options
Diffstat (limited to 'drivers/crypto/caam/Kconfig')
| -rw-r--r-- | drivers/crypto/caam/Kconfig | 82 |
1 files changed, 80 insertions, 2 deletions
diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig index 2d876bb98ff4..bc7fbd450e9e 100644 --- a/drivers/crypto/caam/Kconfig +++ b/drivers/crypto/caam/Kconfig @@ -1,6 +1,6 @@ config CRYPTO_DEV_FSL_CAAM tristate "Freescale CAAM-Multicore driver backend" - depends on FSL_SOC + depends on FSL_SOC || ARCH_MXC help Enables the driver module for Freescale's Cryptographic Accelerator and Assurance Module (CAAM), also known as the SEC version 4 (SEC4). @@ -58,7 +58,9 @@ config CRYPTO_DEV_FSL_CAAM_INTC_TIME_THLD threshold. Range is 1-65535. config CRYPTO_DEV_FSL_CAAM_CRYPTO_API - tristate "Register algorithm implementations with the Crypto API" +# Forced to non-module for current ARM branch, until CONFIG_OF possible +# tristate "Register algorithm implementations with the Crypto API" + boolean "Register algorithm implementations with the Crypto API" depends on CRYPTO_DEV_FSL_CAAM default y select CRYPTO_ALGAPI @@ -70,3 +72,79 @@ config CRYPTO_DEV_FSL_CAAM_CRYPTO_API To compile this as a module, choose M here: the module will be called caamalg. + +config CRYPTO_DEV_FSL_CAAM_AHASH_API +# Forced to non-module for current ARM branch, until CONFIG_OF possible +# tristate "Register hash algorithm implementations with Crypto API" + boolean "Register hash algorithm implementations with Crypto API" + depends on CRYPTO_DEV_FSL_CAAM + default y + select CRYPTO_AHASH + help + Selecting this will offload ahash for users of the + scatterlist crypto API to the SEC4 via job ring. + + To compile this as a module, choose M here: the module + will be called caamhash. + +config CRYPTO_DEV_FSL_CAAM_RNG_API +# Forced to non-module for current ARM branch, until CONFIG_OF possible +# tristate "Register caam device for hwrng API" + boolean "Register caam device for hwrng API" + depends on CRYPTO_DEV_FSL_CAAM + default y + select CRYPTO_RNG + help + Selecting this will register the SEC4 hardware rng to + the hw_random API for suppying the kernel entropy pool. + + To compile this as a module, choose M here: the module + will be called caamrng. + +config CRYPTO_DEV_FSL_CAAM_RNG_TEST + boolean "Test caam rng" + depends on CRYPTO_DEV_FSL_CAAM_RNG_API + default n + help + Selecting this will enable self-test for caam rng. + +config CRYPTO_DEV_FSL_CAAM_SM + boolean "CAAM Secure Memory / Keystore API (EXPERIMENTAL)" + default n + help + Enables use of a prototype kernel-level Keystore API with CAAM + Secure Memory for insertion/extraction of bus-protected secrets. + +config CRYPTO_DEV_FSL_CAAM_SM_SLOTSIZE + int "Size of each keystore slot in Secure Memory" + depends on CRYPTO_DEV_FSL_CAAM_SM + range 5 9 + default 7 + help + Select size of allocation units to divide Secure Memory pages into + (the size of a "slot" as referenced inside the API code). + Established as powers of two. + Examples: + 5 => 32 bytes + 6 => 64 bytes + 7 => 128 bytes + 8 => 256 bytes + 9 => 512 bytes + +config CRYPTO_DEV_FSL_CAAM_SM_TEST + boolean "CAAM Secure Memory - Keystore Test/Example (EXPERIMENTAL)" + depends on CRYPTO_DEV_FSL_CAAM_SM + default n + help + Example thread to exercise the Keystore API and to verify that + stored and recovered secrets can be used for general purpose + encryption/decryption. + +config CRYPTO_DEV_FSL_CAAM_SECVIO + boolean "CAAM/SNVS Security Violation Handler (EXPERIMENTAL)" + depends on CRYPTO_DEV_FSL_CAAM + default n + help + Enables installation of an interrupt handler with registrable + handler functions which can be specified to act on the consequences + of a security violation.
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