fix: ifdef
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@@ -3,9 +3,14 @@
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#include <stdint.h>
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#include <stdint.h>
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// #define USE_ROM_TABLES
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#ifdef USE_ROM_TABLES
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#ifdef USE_ROM_TABLES
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#define CPU_CLK_TABLE 0x00046E68
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#define CPU_CLK_TABLE_ADDR 0x00046E68
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#define XTAL_TABLE_ROM 0x00046E10
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#define XTAL_TABLE_ADDR 0x00046E10
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/* for init inline asm */
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#define CPU_CLK_TABLE ((const uint32_t*)CPU_CLK_TABLE_ADDR)
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#define XTAL_TABLE ((const uint32_t*)XTAL_TABLE_ADDR)
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#else
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#else
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/* CPU clock frequency table (Hz) */
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/* CPU clock frequency table (Hz) */
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@@ -32,6 +37,10 @@ static const uint32_t XTAL_TABLE[] = {
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14318000, /* 14.318 MHz */
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14318000, /* 14.318 MHz */
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12000000, /* 12 MHz */
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12000000, /* 12 MHz */
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};
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};
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/* for init inline asm */
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#define CPU_CLK_TABLE_ADDR ((uint32_t)CPU_CLK_TABLE)
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#define XTAL_TABLE_ADDR ((uint32_t)XTAL_TABLE)
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#endif
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#endif
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/* System Clock Frequency (Core Clock)*/
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/* System Clock Frequency (Core Clock)*/
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@@ -17,7 +17,7 @@ int main(void) {
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SystemCoreClockUpdate();
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SystemCoreClockUpdate();
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printf("SystemCoreClock afer update: %d Hz\n", SystemCoreClock);
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printf("SystemCoreClock afer update: %d Hz\n", SystemCoreClock);
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SysTick_Config(100); // tick / 100 cycles
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SysTick_Config(SystemCoreClock / 1000);
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PERI_ON->SOC_PERI_FUNC1_EN |= BIT_PERI_GPIO_EN;
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PERI_ON->SOC_PERI_FUNC1_EN |= BIT_PERI_GPIO_EN;
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PERI_ON->PESOC_CLK_CTRL |= APBPeriph_GPIO_CLOCK;
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PERI_ON->PESOC_CLK_CTRL |= APBPeriph_GPIO_CLOCK;
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@@ -37,7 +37,7 @@ __attribute__((naked)) void SystemInit(void) {
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"bl main\n"
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"bl main\n"
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"b 1b\n" /* if main ever returns */
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"b 1b\n" /* if main ever returns */
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:
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:
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: "i"(&SYSTEM_CTRL->CLK_CTRL1), "i"(&CPU_CLK_TABLE),
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: "i"(&SYSTEM_CTRL->CLK_CTRL1), "i"(CPU_CLK_TABLE_ADDR),
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"i"(&SystemCoreClock), "i"(CPU_CLK_POS)
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"i"(&SystemCoreClock), "i"(CPU_CLK_POS)
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: "r0", "r1", "r2", "r3", "memory");
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: "r0", "r1", "r2", "r3", "memory");
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}
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}
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