1 //*****************************************************************************
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3 // Copyright (C) 2013 - 2015 Texas Instruments Incorporated - http://www.ti.com/
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5 // Redistribution and use in source and binary forms, with or without
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6 // modification, are permitted provided that the following conditions
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9 // Redistributions of source code must retain the above copyright
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10 // notice, this list of conditions and the following disclaimer.
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12 // Redistributions in binary form must reproduce the above copyright
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13 // notice, this list of conditions and the following disclaimer in the
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14 // documentation and/or other materials provided with the
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17 // Neither the name of Texas Instruments Incorporated nor the names of
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18 // its contributors may be used to endorse or promote products derived
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19 // from this software without specific prior written permission.
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21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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22 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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24 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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25 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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26 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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27 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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28 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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29 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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30 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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31 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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33 // MSP430 intrinsic redefinitions for use with MSP432 Family Devices
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35 //****************************************************************************
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37 /******************************************************************************
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38 * Definitions for 8/16/32-bit wide memory access *
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39 ******************************************************************************/
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40 #define HWREG8(x) (*((volatile uint8_t *)(x)))
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41 #define HWREG16(x) (*((volatile uint16_t *)(x)))
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42 #define HWREG32(x) (*((volatile uint32_t *)(x)))
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43 #define HWREG(x) (HWREG16(x))
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44 #define HWREG8_L(x) (*((volatile uint8_t *)((uint8_t *)&x)))
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45 #define HWREG8_H(x) (*((volatile uint8_t *)(((uint8_t *)&x)+1)))
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46 #define HWREG16_L(x) (*((volatile uint16_t *)((uint16_t *)&x)))
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47 #define HWREG16_H(x) (*((volatile uint16_t *)(((uint16_t *)&x)+1)))
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49 /******************************************************************************
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50 * Definitions for 8/16/32-bit wide bit band access *
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51 ******************************************************************************/
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52 #define HWREGBIT8(x, b) (HWREG8(((uint32_t)(x) & 0xF0000000) | 0x02000000 | (((uint32_t)(x) & 0x000FFFFF) << 5) | ((b) << 2)))
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53 #define HWREGBIT16(x, b) (HWREG16(((uint32_t)(x) & 0xF0000000) | 0x02000000 | (((uint32_t)(x) & 0x000FFFFF) << 5) | ((b) << 2)))
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54 #define HWREGBIT32(x, b) (HWREG32(((uint32_t)(x) & 0xF0000000) | 0x02000000 | (((uint32_t)(x) & 0x000FFFFF) << 5) | ((b) << 2)))
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56 // Intrinsics with ARM equivalents
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57 #if defined ( __TI_ARM__ ) /* TI CGT Compiler */
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59 #include <cmsis_ccs.h>
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61 #define __sleep() __wfi()
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62 #define __deep_sleep() { (*((volatile uint32_t *)(0xE000ED10))) |= 0x00000004; __wfi(); (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000004; }
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63 #define __low_power_mode_off_on_exit() { (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000002; }
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64 #define __get_SP_register() __get_MSP()
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65 #define __set_SP_register(x) __set_MSP(x)
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66 #define __get_interrupt_state() __get_PRIMASK()
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67 #define __set_interrupt_state(x) __set_PRIMASK(x)
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68 #define __enable_interrupt() _enable_interrupts()
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69 #define __enable_interrupts() _enable_interrupts()
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70 #define __disable_interrupt() _disable_interrupts()
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71 #define __disable_interrupts() _disable_interrupts()
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72 #define __no_operation() __asm(" nop")
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74 #elif defined ( __ICCARM__ ) /* IAR Compiler */
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78 #define __INLINE inline
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79 #include <cmsis_iar.h>
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81 #define __sleep() __WFI()
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82 #define __deep_sleep() { (*((volatile uint32_t *)(0xE000ED10))) |= 0x00000004; __WFI(); (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000004; }
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83 #define __low_power_mode_off_on_exit() { (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000002; }
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84 #define __get_SP_register() __get_MSP()
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85 #define __set_SP_register() __set_MSP()
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86 #define __get_interrupt_state() __get_PRIMASK()
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87 #define __set_interrupt_state(x) __set_PRIMASK(x)
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88 #define __enable_interrupt() __asm(" cpsie i")
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89 #define __enable_interrupts() __asm(" cpsie i")
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90 #define __disable_interrupt() __asm(" cpsid i")
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91 #define __disable_interrupts() __asm(" cpsid i")
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92 #define __no_operation() __asm(" nop")
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94 // Intrinsics without ARM equivalents
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95 #define __bcd_add_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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96 #define __bcd_add_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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97 #define __bcd_add_long_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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98 #define __even_in_range(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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99 #define __data20_write_char(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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100 #define __data20_write_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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101 #define __data20_write_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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102 #define __never_executed() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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103 #define __op_code() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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104 #define __code_distance() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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105 #define __bic_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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106 #define __bis_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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107 #define __bis_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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108 #define __bic_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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109 #define __delay_cycles(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to use a timer or a custom for loop. */ }
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111 #elif defined ( __CC_ARM ) /* ARM Compiler */
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113 #define __sleep() __wfi
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114 #define __deep_sleep() { (*((volatile uint32_t *)(0xE000ED10))) |= 0x00000004; __wfi(); (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000004; }
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115 #define __low_power_mode_off_on_exit() { (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000002; }
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116 #define __get_SP_register() __get_MSP()
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117 #define __set_SP_register(x) __set_MSP(x)
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118 #define __get_interrupt_state() __get_PRIMASK()
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119 #define __set_interrupt_state(x) __set_PRIMASK(x)
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120 #define __enable_interrupt() __asm(" cpsie i")
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121 #define __enable_interrupts() __asm(" cpsie i")
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122 #define __disable_interrupt() __asm(" cpsid i")
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123 #define __disable_interrupts() __asm(" cpsid i")
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124 #define __no_operation() __asm(" nop")
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126 // Intrinsics without ARM equivalents
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127 #define __bcd_add_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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128 #define __bcd_add_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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129 #define __bcd_add_long_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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130 #define __even_in_range(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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131 #define __data20_write_char(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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132 #define __data20_write_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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133 #define __data20_write_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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134 #define __never_executed() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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135 #define __op_code() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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136 #define __code_distance() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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137 #define __bic_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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138 #define __bis_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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139 #define __bis_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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140 #define __bic_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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141 #define __delay_cycles(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to use a timer or a custom for loop. */ }
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143 #elif defined ( __GNUC__ ) /* GCC Compiler */
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145 #define __wfi() asm(" wfi")
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146 #define __sleep() __wfi()
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147 #define __deep_sleep() { (*((volatile uint32_t *)(0xE000ED10))) |= 0x00000004; __wfi(); (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000004; }
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148 #define __low_power_mode_off_on_exit() { (*((volatile uint32_t *)(0xE000ED10))) &= ~0x00000002; }
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149 #define __get_SP_register() __get_MSP()
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150 #define __set_SP_register(x) __set_MSP(x)
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151 #define __get_interrupt_state() __get_PRIMASK()
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152 #define __set_interrupt_state(x) __set_PRIMASK(x)
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153 #define __enable_interrupt() __asm(" cpsie i")
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154 #define __enable_interrupts() __asm(" cpsie i")
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155 #define __disable_interrupt() __asm(" cpsid i")
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156 #define __disable_interrupts() __asm(" cpsid i")
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157 #define __no_operation() __asm(" nop")
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159 // Intrinsics without ARM equivalents
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160 #define __bcd_add_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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161 #define __bcd_add_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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162 #define __bcd_add_long_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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163 #define __even_in_range(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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164 #define __data20_write_char(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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165 #define __data20_write_short(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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166 #define __data20_write_long(x,y) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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167 #define __never_executed() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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168 #define __op_code() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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169 #define __code_distance() { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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170 #define __bic_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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171 #define __bis_SR_register(x) { while(1); /* Using not-supported MSP430 intrinsic. No replacement available. */ }
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172 #define __bis_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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173 #define __bic_SR_register_on_exit(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to write to SCS_SCR register. */ }
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174 #define __delay_cycles(x) { while(1); /* Using not-supported MSP430 intrinsic. Recommended to use a timer or a custom for loop. */ }
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178 // Intrinsics without ARM equivalents
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179 #define __low_power_mode_0() { __sleep(); }
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180 #define __low_power_mode_1() { __sleep(); }
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181 #define __low_power_mode_2() { __sleep(); }
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182 #define __low_power_mode_3() { __deep_sleep(); }
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183 #define __low_power_mode_4() { __deep_sleep(); }
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184 #define __data16_read_addr(x) (*((volatile uint32_t *)(x)))
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185 #define __data20_read_char(x) (*((volatile uint8_t *)(x)))
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186 #define __data20_read_short(x) (*((volatile uint16_t *)(x)))
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187 #define __data20_read_long(x) (*((volatile uint32_t *)(x)))
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188 #define __data16_write_addr(x,y) { (*((volatile uint32_t *)(x))) }
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189 #define __get_SR_register() 0
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190 #define __get_SR_register_on_exit() 0
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