1 files changed, 214 insertions, 0 deletions

diff --git a/lib/chibios-contrib/os/hal/ports/TIVA/TM4C129x/hal_lld.h b/lib/chibios-contrib/os/hal/ports/TIVA/TM4C129x/hal_lld.h
new file mode 100644
index 000000000..1080fae75
--- /dev/null
+++ b/lib/chibios-contrib/os/hal/ports/TIVA/TM4C129x/hal_lld.h
@@ -0,0 +1,214 @@
+/*
+    Copyright (C) 2014..2017 Marco Veeneman
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    TIVA/TM4C129x/hal_lld.h
+ * @brief   TM4C129x HAL subsystem low level driver header.
+ * @pre     This module requires the following macros to be defined in the
+ *          @p board.h file:
+ *          - TODO: add required macros
+ *
+ * @addtogroup HAL
+ * @{
+ */
+
+#ifndef HAL_LLD_H
+#define HAL_LLD_H
+
+#include "tiva_registry.h"
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/**
+ * @name    Platform identification
+ * @{
+ */
+#define PLATFORM_NAME           "Tiva C Series TM4C129x"
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+#if !defined(TIVA_MOSC_SINGLE_ENDED)
+#define TIVA_MOSC_SINGLE_ENDED          FALSE
+#endif
+
+#if !defined(TIVA_RSCLKCFG_OSCSRC)
+#define TIVA_RSCLKCFG_OSCSRC            SYSCTL_RSCLKCFG_OSCSRC_MOSC
+#endif
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+/*
+ * Configuration-related checks.
+ */
+#if !defined(TM4C129x_MCUCONF)
+#error "Using a wrong mcuconf.h file, TM4C129x_MCUCONF not defined"
+#endif
+
+/*
+ * Oscillator-related checks.
+ */
+#if !(TIVA_RSCLKCFG_OSCSRC == SYSCTL_RSCLKCFG_OSCSRC_PIOSC) &&                       \
+    !(TIVA_RSCLKCFG_OSCSRC == SYSCTL_RSCLKCFG_OSCSRC_LFIOSC) &&                      \
+    !(TIVA_RSCLKCFG_OSCSRC == SYSCTL_RSCLKCFG_OSCSRC_MOSC) &&                        \
+    !(TIVA_RSCLKCFG_OSCSRC == SYSCTL_RSCLKCFG_OSCSRC_RTC)
+#error "Invalid value for TIVA_RSCLKCFG_OSCSRC defined"
+#endif
+
+#if TIVA_XTAL_VALUE == 4000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_4MHZ
+#elif TIVA_XTAL_VALUE == 4096000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_4_09MHZ
+#elif TIVA_XTAL_VALUE == 4915200
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_4_91MHZ
+#elif TIVA_XTAL_VALUE == 5000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_5MHZ
+#elif TIVA_XTAL_VALUE == 5120000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_5_12MHZ
+#elif TIVA_XTAL_VALUE == 6000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_6MHZ
+#elif TIVA_XTAL_VALUE == 6144000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_6_14MHZ
+#elif TIVA_XTAL_VALUE == 7372800
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_7_37MHZ
+#elif TIVA_XTAL_VALUE == 8000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_8MHZ
+#elif TIVA_XTAL_VALUE == 8192000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_8_19MHZ
+#elif TIVA_XTAL_VALUE == 10000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_10MHZ
+#elif TIVA_XTAL_VALUE == 12000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_12MHZ
+#elif TIVA_XTAL_VALUE == 12288000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_12_2MHZ
+#elif TIVA_XTAL_VALUE == 13560000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_13_5MHZ
+#elif TIVA_XTAL_VALUE == 14318180
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_14_3MHZ
+#elif TIVA_XTAL_VALUE == 16000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_16MHZ
+#elif TIVA_XTAL_VALUE == 16384000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_16_3MHZ
+#elif TIVA_XTAL_VALUE == 18000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_18MHZ
+#elif TIVA_XTAL_VALUE == 20000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_20MHZ
+#elif TIVA_XTAL_VALUE == 24000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_24MHZ
+#elif TIVA_XTAL_VALUE == 25000000
+#define TIVA_XTAL_              SYSCTL_RCC_XTAL_25MHZ
+#else
+#error "Invalid value for TIVA_XTAL_VALUE defined"
+#endif
+
+/*
+#if TIVA_MOSC_ENABLE == TRUE
+#define TIVA_MOSCDIS            (0 << 0)
+#define TIVA_XTAL               TIVA_XTAL_
+#elif TIVA_MOSC_ENABLE == FALSE
+#define TIVA_MOSCDIS            (1 << 0)
+#define TIVA_XTAL               0
+#else
+#error "Invalid value for TIVA_MOSC_ENABLE defined"
+#endif
+
+#if TIVA_DIV400_ENABLE == TRUE
+#define TIVA_DIV400             (1 << 30)
+#elif TIVA_DIV400_ENABLE == FALSE
+#define TIVA_DIV400             (0 << 30)
+#else
+#error "Invalid value for TIVA_DIV400_ENABLE defined"
+#endif
+
+#if (TIVA_SYSDIV_VALUE >= 0x02) && (TIVA_SYSDIV_VALUE <= 0x3f)
+#define TIVA_SYSDIV             (TIVA_SYSDIV_VALUE << 23)
+#define TIVA_SYSDIV2            (TIVA_SYSDIV_VALUE << 23)
+#else
+#error "Invalid value for TIVA_SYSDIV_VALUE defined"
+#endif
+
+#if TIVA_USESYSDIV_ENABLE == TRUE
+#define TIVA_USESYSDIV          (1 << 22)
+#elif TIVA_USESYSDIV_ENABLE == FALSE
+#define TIVA_USESYSDIV          (0 << 22)
+#else
+#error "Invalid value for TIVA_USESYSDIV_ENABLE defined"
+#endif
+
+#if TIVA_SYSDIV2LSB_ENABLE == TRUE
+#define TIVA_SYSDIV2LSB         (1 << 22)
+#elif TIVA_SYSDIV2LSB_ENABLE == FALSE
+#define TIVA_SYSDIV2LSB         (0 << 22)
+#else
+#error "Invalid value for TIVA_SYSDIV2LSB_ENABLE defined"
+#endif
+
+#if TIVA_BYPASS_ENABLE == TRUE
+#define TIVA_SRC                16000000
+#define TIVA_BYPASS             (1 << 11)
+#elif TIVA_BYPASS_ENABLE == FALSE
+#define TIVA_SRC                (200000000 + ((TIVA_DIV400 >> 30) * 200000000))
+#define TIVA_BYPASS             (0 << 11)
+#else
+#error "Invalid value for TIVA_BYPASS_ENABLE defined"
+#endif
+
+#if (TIVA_OSCSRC == TIVA_RCC_OSCSRC_MOSC) && (TIVA_MOSC_ENABLE == FALSE)
+#error "Main Oscillator selected but not enabled"
+#endif
+*/
+/*
+ * System Clock calculation
+ * TODO: dynamic TIVA_SYSCLK value
+ */
+#define TIVA_SYSCLK             120000000
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+/* Various helpers.*/
+#include "nvic.h"
+#include "tiva_isr.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void hal_lld_init(void);
+  void tiva_clock_init(void);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_LLD_H */
+
+/**
+ * @}
+ */