1 | /* inline routines for console i/o |
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2 | * |
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3 | * The purpose of this file is to provide generic inline functions, |
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4 | * i.e. not using hardcoded base addresses. These are provided by |
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5 | * the BSP header. |
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6 | */ |
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7 | |
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8 | #include <bsp.h> |
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9 | #include <stdint.h> |
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10 | |
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11 | #define INL_IN_DECL(name,base) \ |
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12 | static inline unsigned char name(int off) \ |
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13 | { \ |
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14 | return in_8((uint8_t*)(((unsigned long)base) + off)); \ |
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15 | } |
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16 | |
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17 | #define INL_OUT_DECL(name,base) \ |
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18 | static inline void name(int off, unsigned int val) \ |
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19 | { \ |
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20 | out_8((uint8_t*)(((unsigned long)base) + off), val); \ |
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21 | } |
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22 | |
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23 | #ifdef BSP_UART_IOBASE_COM1 |
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24 | INL_IN_DECL(com1_inb, BSP_UART_IOBASE_COM1) |
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25 | INL_OUT_DECL(com1_outb, BSP_UART_IOBASE_COM1) |
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26 | #endif |
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27 | #ifdef BSP_UART_IOBASE_COM2 |
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28 | INL_IN_DECL(com2_inb, BSP_UART_IOBASE_COM2) |
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29 | INL_OUT_DECL(com2_outb, BSP_UART_IOBASE_COM2) |
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30 | #endif |
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31 | |
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32 | #if defined(BSP_CONSOLE_PORT) |
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33 | #if (BSP_CONSOLE_PORT == BSP_UART_COM1) && defined(BSP_UART_IOBASE_COM1) |
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34 | #define INL_CONSOLE_INB com1_inb |
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35 | #define INL_CONSOLE_OUTB com1_outb |
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36 | #elif (BSP_CONSOLE_PORT == BSP_UART_COM2) && defined(BSP_UART_IOBASE_COM2) |
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37 | #define INL_CONSOLE_INB com2_inb |
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38 | #define INL_CONSOLE_OUTB com2_outb |
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39 | #endif |
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40 | #endif |
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41 | |
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42 | #ifdef BSP_KBD_IOBASE |
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43 | INL_IN_DECL(kbd_inb, BSP_KBD_IOBASE) |
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44 | INL_OUT_DECL(kbd_outb, BSP_KBD_IOBASE) |
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45 | #endif |
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46 | |
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47 | #ifdef BSP_VGA_IOBASE |
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48 | INL_OUT_DECL(vga_outb, BSP_VGA_IOBASE) |
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49 | #endif |
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