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https://github.com/Polprzewodnikowy/SummerCart64.git
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36 lines
836 B
C
36 lines
836 B
C
#ifndef BTLDR_H__
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#define BTLDR_H__
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#include <stdint.h>
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#define BOOT_UART
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// #define BOOT_N64
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typedef volatile uint8_t * io8_t;
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typedef volatile uint32_t * io32_t;
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#ifdef BOOT_UART
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#define RAM (*((io8_t) 0x00000000))
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#else
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#ifdef BOOT_N64
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#define RAM (*((io32_t) 0x00000000))
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#endif
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#endif
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#define UART_SR (*((io8_t) 0x50000000))
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#define UART_DR (*((io8_t) 0x50000004))
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#define UART_SR_RXNE (1 << 0)
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#define UART_SR_TXE (1 << 1)
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#define CFG_SCR (*((io32_t) 0x70000000))
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#define CFG_BOOTSTRAP (*((io32_t) 0x7000001C))
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#define CFG_SCR_CPU_BOOTSTRAPPED (1 << 31)
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#define CFG_SCR_BOOTSTRAP_PENDING (1 << 29)
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#endif
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