Revision e57ec016 hw/armv7m_nvic.c
| b/hw/armv7m_nvic.c | ||
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#define SYSTICK_CLKSOURCE (1 << 2) |
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#define SYSTICK_COUNTFLAG (1 << 16) |
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/* Conversion factor from qemu timer to SysTick frequencies.
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QEMU uses a base of 1GHz, so these give 20MHz and 1MHz for core and
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reference frequencies. */
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/* Multiplication factor to convert from system clock ticks to qemu timer
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ticks. */
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int system_clock_scale;
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/* Conversion factor from qemu timer to SysTick frequencies. */ |
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static inline int64_t systick_scale(nvic_state *s) |
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{
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if (s->systick.control & SYSTICK_CLKSOURCE) |
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return 50;
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return system_clock_scale;
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else |
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return 1000; |
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} |
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