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-rw-r--r--arch/arm/cpu/armv7/mx6/clock.c33
-rw-r--r--arch/arm/cpu/armv7/mx6/hab.c173
2 files changed, 182 insertions, 24 deletions
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index ae99945..b461898 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -102,25 +102,6 @@ void enable_uart_clk(unsigned char enable)
}
#endif
-#ifdef CONFIG_SPI
-/* spi_num can be from 0 - 4 */
-int enable_cspi_clock(unsigned char enable, unsigned spi_num)
-{
- u32 mask;
-
- if (spi_num > 4)
- return -EINVAL;
-
- mask = MXC_CCM_CCGR_CG_MASK << (spi_num * 2);
- if (enable)
- setbits_le32(&imx_ccm->CCGR1, mask);
- else
- clrbits_le32(&imx_ccm->CCGR1, mask);
-
- return 0;
-}
-#endif
-
#ifdef CONFIG_MMC
int enable_usdhc_clk(unsigned char enable, unsigned bus_num)
{
@@ -145,6 +126,7 @@ int enable_i2c_clk(unsigned char enable, unsigned i2c_num)
{
u32 reg;
u32 mask;
+ u32 *addr;
if (i2c_num > 3)
return -EINVAL;
@@ -159,14 +141,19 @@ int enable_i2c_clk(unsigned char enable, unsigned i2c_num)
reg &= ~mask;
__raw_writel(reg, &imx_ccm->CCGR2);
} else {
- mask = MXC_CCM_CCGR_CG_MASK
- << (MXC_CCM_CCGR1_I2C4_SERIAL_OFFSET);
- reg = __raw_readl(&imx_ccm->CCGR1);
+ if (is_cpu_type(MXC_CPU_MX6SX)) {
+ mask = MXC_CCM_CCGR6_I2C4_MASK;
+ addr = &imx_ccm->CCGR6;
+ } else {
+ mask = MXC_CCM_CCGR1_I2C4_SERIAL_MASK;
+ addr = &imx_ccm->CCGR1;
+ }
+ reg = __raw_readl(addr);
if (enable)
reg |= mask;
else
reg &= ~mask;
- __raw_writel(reg, &imx_ccm->CCGR1);
+ __raw_writel(reg, addr);
}
return 0;
}
diff --git a/arch/arm/cpu/armv7/mx6/hab.c b/arch/arm/cpu/armv7/mx6/hab.c
index 8dee595..87f422d 100644
--- a/arch/arm/cpu/armv7/mx6/hab.c
+++ b/arch/arm/cpu/armv7/mx6/hab.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010-2014 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2015 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
@@ -111,6 +111,153 @@
* +------------+ + CSF_PAD_SIZE
*/
+#define MAX_RECORD_BYTES (8*1024) /* 4 kbytes */
+
+struct record {
+ uint8_t tag; /* Tag */
+ uint8_t len[2]; /* Length */
+ uint8_t par; /* Version */
+ uint8_t contents[MAX_RECORD_BYTES];/* Record Data */
+ bool any_rec_flag;
+};
+
+char *rsn_str[] = {"RSN = HAB_RSN_ANY (0x00)\n",
+ "RSN = HAB_ENG_FAIL (0x30)\n",
+ "RSN = HAB_INV_ADDRESS (0x22)\n",
+ "RSN = HAB_INV_ASSERTION (0x0C)\n",
+ "RSN = HAB_INV_CALL (0x28)\n",
+ "RSN = HAB_INV_CERTIFICATE (0x21)\n",
+ "RSN = HAB_INV_COMMAND (0x06)\n",
+ "RSN = HAB_INV_CSF (0x11)\n",
+ "RSN = HAB_INV_DCD (0x27)\n",
+ "RSN = HAB_INV_INDEX (0x0F)\n",
+ "RSN = HAB_INV_IVT (0x05)\n",
+ "RSN = HAB_INV_KEY (0x1D)\n",
+ "RSN = HAB_INV_RETURN (0x1E)\n",
+ "RSN = HAB_INV_SIGNATURE (0x18)\n",
+ "RSN = HAB_INV_SIZE (0x17)\n",
+ "RSN = HAB_MEM_FAIL (0x2E)\n",
+ "RSN = HAB_OVR_COUNT (0x2B)\n",
+ "RSN = HAB_OVR_STORAGE (0x2D)\n",
+ "RSN = HAB_UNS_ALGORITHM (0x12)\n",
+ "RSN = HAB_UNS_COMMAND (0x03)\n",
+ "RSN = HAB_UNS_ENGINE (0x0A)\n",
+ "RSN = HAB_UNS_ITEM (0x24)\n",
+ "RSN = HAB_UNS_KEY (0x1B)\n",
+ "RSN = HAB_UNS_PROTOCOL (0x14)\n",
+ "RSN = HAB_UNS_STATE (0x09)\n",
+ "RSN = INVALID\n",
+ NULL};
+
+char *sts_str[] = {"STS = HAB_SUCCESS (0xF0)\n",
+ "STS = HAB_FAILURE (0x33)\n",
+ "STS = HAB_WARNING (0x69)\n",
+ "STS = INVALID\n",
+ NULL};
+
+char *eng_str[] = {"ENG = HAB_ENG_ANY (0x00)\n",
+ "ENG = HAB_ENG_SCC (0x03)\n",
+ "ENG = HAB_ENG_RTIC (0x05)\n",
+ "ENG = HAB_ENG_SAHARA (0x06)\n",
+ "ENG = HAB_ENG_CSU (0x0A)\n",
+ "ENG = HAB_ENG_SRTC (0x0C)\n",
+ "ENG = HAB_ENG_DCP (0x1B)\n",
+ "ENG = HAB_ENG_CAAM (0x1D)\n",
+ "ENG = HAB_ENG_SNVS (0x1E)\n",
+ "ENG = HAB_ENG_OCOTP (0x21)\n",
+ "ENG = HAB_ENG_DTCP (0x22)\n",
+ "ENG = HAB_ENG_ROM (0x36)\n",
+ "ENG = HAB_ENG_HDCP (0x24)\n",
+ "ENG = HAB_ENG_RTL (0x77)\n",
+ "ENG = HAB_ENG_SW (0xFF)\n",
+ "ENG = INVALID\n",
+ NULL};
+
+char *ctx_str[] = {"CTX = HAB_CTX_ANY(0x00)\n",
+ "CTX = HAB_CTX_FAB (0xFF)\n",
+ "CTX = HAB_CTX_ENTRY (0xE1)\n",
+ "CTX = HAB_CTX_TARGET (0x33)\n",
+ "CTX = HAB_CTX_AUTHENTICATE (0x0A)\n",
+ "CTX = HAB_CTX_DCD (0xDD)\n",
+ "CTX = HAB_CTX_CSF (0xCF)\n",
+ "CTX = HAB_CTX_COMMAND (0xC0)\n",
+ "CTX = HAB_CTX_AUT_DAT (0xDB)\n",
+ "CTX = HAB_CTX_ASSERT (0xA0)\n",
+ "CTX = HAB_CTX_EXIT (0xEE)\n",
+ "CTX = INVALID\n",
+ NULL};
+
+uint8_t hab_statuses[5] = {
+ HAB_STS_ANY,
+ HAB_FAILURE,
+ HAB_WARNING,
+ HAB_SUCCESS,
+ -1
+};
+
+uint8_t hab_reasons[26] = {
+ HAB_RSN_ANY,
+ HAB_ENG_FAIL,
+ HAB_INV_ADDRESS,
+ HAB_INV_ASSERTION,
+ HAB_INV_CALL,
+ HAB_INV_CERTIFICATE,
+ HAB_INV_COMMAND,
+ HAB_INV_CSF,
+ HAB_INV_DCD,
+ HAB_INV_INDEX,
+ HAB_INV_IVT,
+ HAB_INV_KEY,
+ HAB_INV_RETURN,
+ HAB_INV_SIGNATURE,
+ HAB_INV_SIZE,
+ HAB_MEM_FAIL,
+ HAB_OVR_COUNT,
+ HAB_OVR_STORAGE,
+ HAB_UNS_ALGORITHM,
+ HAB_UNS_COMMAND,
+ HAB_UNS_ENGINE,
+ HAB_UNS_ITEM,
+ HAB_UNS_KEY,
+ HAB_UNS_PROTOCOL,
+ HAB_UNS_STATE,
+ -1
+};
+
+uint8_t hab_contexts[12] = {
+ HAB_CTX_ANY,
+ HAB_CTX_FAB,
+ HAB_CTX_ENTRY,
+ HAB_CTX_TARGET,
+ HAB_CTX_AUTHENTICATE,
+ HAB_CTX_DCD,
+ HAB_CTX_CSF,
+ HAB_CTX_COMMAND,
+ HAB_CTX_AUT_DAT,
+ HAB_CTX_ASSERT,
+ HAB_CTX_EXIT,
+ -1
+};
+
+uint8_t hab_engines[16] = {
+ HAB_ENG_ANY,
+ HAB_ENG_SCC,
+ HAB_ENG_RTIC,
+ HAB_ENG_SAHARA,
+ HAB_ENG_CSU,
+ HAB_ENG_SRTC,
+ HAB_ENG_DCP,
+ HAB_ENG_CAAM,
+ HAB_ENG_SNVS,
+ HAB_ENG_OCOTP,
+ HAB_ENG_DTCP,
+ HAB_ENG_ROM,
+ HAB_ENG_HDCP,
+ HAB_ENG_RTL,
+ HAB_ENG_SW,
+ -1
+};
+
bool is_hab_enabled(void)
{
struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
@@ -122,6 +269,28 @@ bool is_hab_enabled(void)
return (reg & 0x2) == 0x2;
}
+static inline uint8_t get_idx(uint8_t *list, uint8_t tgt)
+{
+ uint8_t idx = 0;
+ uint8_t element = list[idx];
+ while (element != -1) {
+ if (element == tgt)
+ return idx;
+ element = list[++idx];
+ }
+ return -1;
+}
+
+void process_event_record(uint8_t *event_data, size_t bytes)
+{
+ struct record *rec = (struct record *)event_data;
+
+ printf("\n\n%s", sts_str[get_idx(hab_statuses, rec->contents[0])]);
+ printf("%s", rsn_str[get_idx(hab_reasons, rec->contents[1])]);
+ printf("%s", ctx_str[get_idx(hab_contexts, rec->contents[2])]);
+ printf("%s", eng_str[get_idx(hab_engines, rec->contents[3])]);
+}
+
void display_event(uint8_t *event_data, size_t bytes)
{
uint32_t i;
@@ -137,6 +306,8 @@ void display_event(uint8_t *event_data, size_t bytes)
else
printf(" 0x%02x", event_data[i]);
}
+
+ process_event_record(event_data, bytes);
}
int get_hab_status(void)
generated by cgit v0.10.2 at 2024-08-17 00:35:39 (GMT)