*/
#define TALITOS_TIMEOUT 100000
-#define TALITOS_MAX_DATA_LEN 65535
+#define TALITOS1_MAX_DATA_LEN 32768
+#define TALITOS2_MAX_DATA_LEN 65535
#define DESC_TYPE(desc_hdr) ((be32_to_cpu(desc_hdr) >> 3) & 0x1f)
#define PRIMARY_EU(desc_hdr) ((be32_to_cpu(desc_hdr) >> 28) & 0xf)
/* descriptor pointer entry */
struct talitos_ptr {
- __be16 len; /* length */
- u8 j_extent; /* jump to sg link table and/or extent */
- u8 eptr; /* extended address */
+ union {
+ struct { /* SEC2 format */
+ __be16 len; /* length */
+ u8 j_extent; /* jump to sg link table and/or extent*/
+ u8 eptr; /* extended address */
+ };
+ struct { /* SEC1 format */
+ __be16 res;
+ __be16 len1; /* length */
+ };
+ };
__be32 ptr; /* address */
};
-static const struct talitos_ptr zero_entry = {
- .len = 0,
- .j_extent = 0,
- .eptr = 0,
- .ptr = 0
-};
+static const struct talitos_ptr zero_entry;
/* descriptor */
struct talitos_desc {
__be32 hdr; /* header high bits */
- __be32 hdr_lo; /* header low bits */
+ union {
+ __be32 hdr_lo; /* header low bits */
+ __be32 hdr1; /* header for SEC1 */
+ };
struct talitos_ptr ptr[7]; /* ptr/len pair array */
+ __be32 next_desc; /* next descriptor (SEC1) */
};
+#define TALITOS_DESC_SIZE (sizeof(struct talitos_desc) - sizeof(__be32))
+
/**
* talitos_request - descriptor submission request
* @desc: descriptor pointer (kernel virtual)
struct device *dev;
struct platform_device *ofdev;
void __iomem *reg;
+ void __iomem *reg_deu;
+ void __iomem *reg_aesu;
+ void __iomem *reg_mdeu;
+ void __iomem *reg_afeu;
+ void __iomem *reg_rngu;
+ void __iomem *reg_pkeu;
+ void __iomem *reg_keu;
+ void __iomem *reg_crcu;
int irq[2];
/* SEC global registers lock */
/* hwrng device */
struct hwrng rng;
+ bool rng_registered;
};
extern int talitos_submit(struct device *dev, int ch, struct talitos_desc *desc,
#define TALITOS_FTR_HW_AUTH_CHECK 0x00000002
#define TALITOS_FTR_SHA224_HWINIT 0x00000004
#define TALITOS_FTR_HMAC_OK 0x00000008
+#define TALITOS_FTR_SEC1 0x00000010
+
+/*
+ * If both CONFIG_CRYPTO_DEV_TALITOS1 and CONFIG_CRYPTO_DEV_TALITOS2 are
+ * defined, we check the features which are set according to the device tree.
+ * Otherwise, we answer true or false directly
+ */
+static inline bool has_ftr_sec1(struct talitos_private *priv)
+{
+#if defined(CONFIG_CRYPTO_DEV_TALITOS1) && defined(CONFIG_CRYPTO_DEV_TALITOS2)
+ return priv->features & TALITOS_FTR_SEC1 ? true : false;
+#elif defined(CONFIG_CRYPTO_DEV_TALITOS1)
+ return true;
+#else
+ return false;
+#endif
+}
/*
* TALITOS_xxx_LO addresses point to the low data bits (32-63) of the register
*/
+#define ISR1_FORMAT(x) (((x) << 28) | ((x) << 16))
+#define ISR2_FORMAT(x) (((x) << 4) | (x))
+
/* global register offset addresses */
#define TALITOS_MCR 0x1030 /* master control register */
#define TALITOS_MCR_RCA0 (1 << 15) /* remap channel 0 */
#define TALITOS_MCR_RCA1 (1 << 14) /* remap channel 1 */
#define TALITOS_MCR_RCA2 (1 << 13) /* remap channel 2 */
#define TALITOS_MCR_RCA3 (1 << 12) /* remap channel 3 */
-#define TALITOS_MCR_SWR 0x1 /* s/w reset */
+#define TALITOS1_MCR_SWR 0x1000000 /* s/w reset */
+#define TALITOS2_MCR_SWR 0x1 /* s/w reset */
#define TALITOS_MCR_LO 0x1034
#define TALITOS_IMR 0x1008 /* interrupt mask register */
-#define TALITOS_IMR_INIT 0x100ff /* enable channel IRQs */
-#define TALITOS_IMR_DONE 0x00055 /* done IRQs */
+/* enable channel IRQs */
+#define TALITOS1_IMR_INIT ISR1_FORMAT(0xf)
+#define TALITOS1_IMR_DONE ISR1_FORMAT(0x5) /* done IRQs */
+/* enable channel IRQs */
+#define TALITOS2_IMR_INIT (ISR2_FORMAT(0xf) | 0x10000)
+#define TALITOS2_IMR_DONE ISR1_FORMAT(0x5) /* done IRQs */
#define TALITOS_IMR_LO 0x100C
-#define TALITOS_IMR_LO_INIT 0x20000 /* allow RNGU error IRQs */
+#define TALITOS1_IMR_LO_INIT 0x2000000 /* allow RNGU error IRQs */
+#define TALITOS2_IMR_LO_INIT 0x20000 /* allow RNGU error IRQs */
#define TALITOS_ISR 0x1010 /* interrupt status register */
-#define TALITOS_ISR_4CHERR 0xaa /* 4 channel errors mask */
-#define TALITOS_ISR_4CHDONE 0x55 /* 4 channel done mask */
-#define TALITOS_ISR_CH_0_2_ERR 0x22 /* channels 0, 2 errors mask */
-#define TALITOS_ISR_CH_0_2_DONE 0x11 /* channels 0, 2 done mask */
-#define TALITOS_ISR_CH_1_3_ERR 0x88 /* channels 1, 3 errors mask */
-#define TALITOS_ISR_CH_1_3_DONE 0x44 /* channels 1, 3 done mask */
+#define TALITOS1_ISR_4CHERR ISR1_FORMAT(0xa) /* 4 ch errors mask */
+#define TALITOS1_ISR_4CHDONE ISR1_FORMAT(0x5) /* 4 ch done mask */
+#define TALITOS1_ISR_TEA_ERR 0x00000040
+#define TALITOS2_ISR_4CHERR ISR2_FORMAT(0xa) /* 4 ch errors mask */
+#define TALITOS2_ISR_4CHDONE ISR2_FORMAT(0x5) /* 4 ch done mask */
+#define TALITOS2_ISR_CH_0_2_ERR ISR2_FORMAT(0x2) /* ch 0, 2 err mask */
+#define TALITOS2_ISR_CH_0_2_DONE ISR2_FORMAT(0x1) /* ch 0, 2 done mask */
+#define TALITOS2_ISR_CH_1_3_ERR ISR2_FORMAT(0x8) /* ch 1, 3 err mask */
+#define TALITOS2_ISR_CH_1_3_DONE ISR2_FORMAT(0x4) /* ch 1, 3 done mask */
#define TALITOS_ISR_LO 0x1014
#define TALITOS_ICR 0x1018 /* interrupt clear register */
#define TALITOS_ICR_LO 0x101C
/* channel register address stride */
#define TALITOS_CH_BASE_OFFSET 0x1000 /* default channel map base */
-#define TALITOS_CH_STRIDE 0x100
+#define TALITOS1_CH_STRIDE 0x1000
+#define TALITOS2_CH_STRIDE 0x100
/* channel configuration register */
#define TALITOS_CCCR 0x8
-#define TALITOS_CCCR_CONT 0x2 /* channel continue */
-#define TALITOS_CCCR_RESET 0x1 /* channel reset */
+#define TALITOS2_CCCR_CONT 0x2 /* channel continue on SEC2 */
+#define TALITOS2_CCCR_RESET 0x1 /* channel reset on SEC2 */
#define TALITOS_CCCR_LO 0xc
#define TALITOS_CCCR_LO_IWSE 0x80 /* chan. ICCR writeback enab. */
#define TALITOS_CCCR_LO_EAE 0x20 /* extended address enable */
#define TALITOS_CCCR_LO_CDWE 0x10 /* chan. done writeback enab. */
#define TALITOS_CCCR_LO_NT 0x4 /* notification type */
#define TALITOS_CCCR_LO_CDIE 0x2 /* channel done IRQ enable */
+#define TALITOS1_CCCR_LO_RESET 0x1 /* channel reset on SEC1 */
/* CCPSR: channel pointer status register */
#define TALITOS_CCPSR 0x10
#define TALITOS_SCATTER 0xe0
#define TALITOS_SCATTER_LO 0xe4
+/* execution unit registers base */
+#define TALITOS2_DEU 0x2000
+#define TALITOS2_AESU 0x4000
+#define TALITOS2_MDEU 0x6000
+#define TALITOS2_AFEU 0x8000
+#define TALITOS2_RNGU 0xa000
+#define TALITOS2_PKEU 0xc000
+#define TALITOS2_KEU 0xe000
+#define TALITOS2_CRCU 0xf000
+
+#define TALITOS12_AESU 0x4000
+#define TALITOS12_DEU 0x5000
+#define TALITOS12_MDEU 0x6000
+
+#define TALITOS10_AFEU 0x8000
+#define TALITOS10_DEU 0xa000
+#define TALITOS10_MDEU 0xc000
+#define TALITOS10_RNGU 0xe000
+#define TALITOS10_PKEU 0x10000
+#define TALITOS10_AESU 0x12000
+
/* execution unit interrupt status registers */
-#define TALITOS_DEUISR 0x2030 /* DES unit */
-#define TALITOS_DEUISR_LO 0x2034
-#define TALITOS_AESUISR 0x4030 /* AES unit */
-#define TALITOS_AESUISR_LO 0x4034
-#define TALITOS_MDEUISR 0x6030 /* message digest unit */
-#define TALITOS_MDEUISR_LO 0x6034
-#define TALITOS_MDEUICR 0x6038 /* interrupt control */
-#define TALITOS_MDEUICR_LO 0x603c
+#define TALITOS_EUDSR 0x10 /* data size */
+#define TALITOS_EUDSR_LO 0x14
+#define TALITOS_EURCR 0x18 /* reset control*/
+#define TALITOS_EURCR_LO 0x1c
+#define TALITOS_EUSR 0x28 /* rng status */
+#define TALITOS_EUSR_LO 0x2c
+#define TALITOS_EUISR 0x30
+#define TALITOS_EUISR_LO 0x34
+#define TALITOS_EUICR 0x38 /* int. control */
+#define TALITOS_EUICR_LO 0x3c
+#define TALITOS_EU_FIFO 0x800 /* output FIFO */
+#define TALITOS_EU_FIFO_LO 0x804 /* output FIFO */
+/* DES unit */
+#define TALITOS1_DEUICR_KPE 0x00200000 /* Key Parity Error */
+/* message digest unit */
#define TALITOS_MDEUICR_LO_ICE 0x4000 /* integrity check IRQ enable */
-#define TALITOS_AFEUISR 0x8030 /* arc4 unit */
-#define TALITOS_AFEUISR_LO 0x8034
-#define TALITOS_RNGUISR 0xa030 /* random number unit */
-#define TALITOS_RNGUISR_LO 0xa034
-#define TALITOS_RNGUSR 0xa028 /* rng status */
-#define TALITOS_RNGUSR_LO 0xa02c
+/* random number unit */
#define TALITOS_RNGUSR_LO_RD 0x1 /* reset done */
#define TALITOS_RNGUSR_LO_OFL 0xff0000/* output FIFO length */
-#define TALITOS_RNGUDSR 0xa010 /* data size */
-#define TALITOS_RNGUDSR_LO 0xa014
-#define TALITOS_RNGU_FIFO 0xa800 /* output FIFO */
-#define TALITOS_RNGU_FIFO_LO 0xa804 /* output FIFO */
-#define TALITOS_RNGURCR 0xa018 /* reset control */
-#define TALITOS_RNGURCR_LO 0xa01c
#define TALITOS_RNGURCR_LO_SR 0x1 /* software reset */
-#define TALITOS_PKEUISR 0xc030 /* public key unit */
-#define TALITOS_PKEUISR_LO 0xc034
-#define TALITOS_KEUISR 0xe030 /* kasumi unit */
-#define TALITOS_KEUISR_LO 0xe034
-#define TALITOS_CRCUISR 0xf030 /* cyclic redundancy check unit*/
-#define TALITOS_CRCUISR_LO 0xf034
#define TALITOS_MDEU_CONTEXT_SIZE_MD5_SHA1_SHA256 0x28
#define TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512 0x48
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