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-rw-r--r--include/libopencm3/stm32/f4/rng.h61
-rw-r--r--include/libopencm3/stm32/f4/scb.h69
2 files changed, 130 insertions, 0 deletions
diff --git a/include/libopencm3/stm32/f4/rng.h b/include/libopencm3/stm32/f4/rng.h
new file mode 100644
index 0000000..5f517c8
--- /dev/null
+++ b/include/libopencm3/stm32/f4/rng.h
@@ -0,0 +1,61 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_RNG_H
+#define LIBOPENCM3_RNG_H
+
+#include <libopencm3/stm32/memorymap.h>
+#include <libopencm3/cm3/common.h>
+
+/* --- Random number generator registers ----------------------------------- */
+
+/* Control register */
+#define RNG_CR MMIO32(RNG_BASE + 0x00)
+
+/* Status register */
+#define RNG_SR MMIO32(RNG_BASE + 0x04)
+
+/* Data register */
+#define RNG_DR MMIO32(RNG_BASE + 0x08)
+
+/* --- RNG_CR values ------------------------------------------------------- */
+
+/* RNG ENABLE */
+#define RNG_CR_EN (1 << 2)
+
+/* RNG interupt enable */
+#define RNG_CR_IE (1 << 3)
+
+/* --- RNG_SR values ------------------------------------------------------- */
+
+/* Data ready */
+#define RNG_SR_DRDY (1 << 0)
+
+/* Clock error current status */
+#define RNG_SR_CECS (1 << 1)
+
+/* Seed error current status */
+#define RNG_SR_SECS (1 << 2)
+
+/* Clock error interup status */
+#define RNG_SR_CEIS (1 << 5)
+
+/* Seed error interup status */
+#define RNG_SR_SEIS (1 << 6)
+
+#endif
diff --git a/include/libopencm3/stm32/f4/scb.h b/include/libopencm3/stm32/f4/scb.h
index 181aa7a..7187ca9 100644
--- a/include/libopencm3/stm32/f4/scb.h
+++ b/include/libopencm3/stm32/f4/scb.h
@@ -72,6 +72,63 @@
/* AFSR: Auxiliary Fault Status Register */
#define SCB_AFSR MMIO32(SCB_BASE + 0x3C)
+/* ID_PFR0: Processor Feature Register 0 */
+#define SCB_ID_PFR0 MMIO32(SCB_BASE + 0x40)
+
+/* ID_PFR1: Processor Feature Register 1 */
+#define SCB_ID_PFR1 MMIO32(SCB_BASE + 0x44)
+
+/* ID_DFR0: Debug Features Register 0 */
+#define SCB_ID_DFR0 MMIO32(SCB_BASE + 0x48)
+
+/* ID_AFR0: Auxiliary Features Register 0 */
+#define SCB_ID_AFR0 MMIO32(SCB_BASE + 0x4C)
+
+/* ID_MMFR0: Memory Model Feature Register 0 */
+#define SCB_ID_MMFR0 MMIO32(SCB_BASE + 0x50)
+
+/* ID_MMFR1: Memory Model Feature Register 1 */
+#define SCB_ID_MMFR1 MMIO32(SCB_BASE + 0x54)
+
+/* ID_MMFR2: Memory Model Feature Register 2 */
+#define SCB_ID_MMFR2 MMIO32(SCB_BASE + 0x58)
+
+/* ID_MMFR3: Memory Model Feature Register 3 */
+#define SCB_ID_MMFR3 MMIO32(SCB_BASE + 0x5C)
+
+/* ID_ISAR0: Instruction Set Attributes Register 0 */
+#define SCB_ID_ISAR0 MMIO32(SCB_BASE + 0x60)
+
+/* ID_ISAR1: Instruction Set Attributes Register 1 */
+#define SCB_ID_ISAR1 MMIO32(SCB_BASE + 0x64)
+
+/* ID_ISAR2: Instruction Set Attributes Register 2 */
+#define SCB_ID_ISAR2 MMIO32(SCB_BASE + 0x68)
+
+/* ID_ISAR3: Instruction Set Attributes Register 3 */
+#define SCB_ID_ISAR3 MMIO32(SCB_BASE + 0x6C)
+
+/* ID_ISAR4: Instruction Set Attributes Register 4 */
+#define SCB_ID_ISAR4 MMIO32(SCB_BASE + 0x70)
+
+/* CPACR: Coprocessor Access Control Register */
+#define SCB_CPACR MMIO32(SCB_BASE + 0x88)
+
+/* FPCCR: Floating-Point Context Control Register */
+#define SCB_FPCCR MMIO32(SCB_BASE + 0x234)
+
+/* FPCAR: Floating-Point Context Address Register */
+#define SCB_FPCAR MMIO32(SCB_BASE + 0x238)
+
+/* FPDSCR: Floating-Point Default Status Control Register */
+#define SCB_FPDSCR MMIO32(SCB_BASE + 0x23C)
+
+/* MVFR0: Media and Floating-Point Feature Register 0 */
+#define SCB_MVFR0 MMIO32(SCB_BASE + 0x240)
+
+/* MVFR1: Media and Floating-Point Feature Register 1 */
+#define SCB_MVFR1 MMIO32(SCB_BASE + 0x244)
+
/* --- SCB values ---------------------------------------------------------- */
/* --- SCB_CPUID values ---------------------------------------------------- */
@@ -292,6 +349,18 @@
/* BFAR [31:0]: Bus fault address */
+/* --- SCB_CPACR values ---------------------------------------------------- */
+
+/* CPACR CPn: Access privileges values */
+#define SCB_CPACR_NONE 0 /* Access denied */
+#define SCB_CPACR_PRIV 1 /* Privileged access only */
+#define SCB_CPACR_FULL 3 /* Full access */
+
+/* CPACR [20:21]: Access privileges for coprocessor 10 */
+#define SCB_CPACR_CP10 (1 << 20)
+/* CPACR [22:23]: Access privileges for coprocessor 11 */
+#define SCB_CPACR_CP11 (1 << 22)
+
/* --- SCB functions ------------------------------------------------------- */
BEGIN_DECLS