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c_gpio: build fix for musl libc #41

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May 14, 2015
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c_gpio: build fix for musl libc #41

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4 changes: 2 additions & 2 deletions source/c_gpio/c_gpio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,7 @@ setup(void)
if ((uint32_t)gpio_mem % PAGE_SIZE)
gpio_mem += PAGE_SIZE - ((uint32_t)gpio_mem % PAGE_SIZE);

gpio_map = (uint32_t *)mmap( (caddr_t)gpio_mem, BLOCK_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, mem_fd, GPIO_BASE);
gpio_map = (uint32_t *)mmap( (void *)gpio_mem, BLOCK_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, mem_fd, GPIO_BASE);

if ((uint32_t)gpio_map < 0)
return SETUP_MMAP_FAIL;
Expand Down Expand Up @@ -163,5 +163,5 @@ void
cleanup(void)
{
// fixme - set all gpios back to input
munmap((caddr_t)gpio_map, BLOCK_SIZE);
munmap((void *)gpio_map, BLOCK_SIZE);
}