#include <stdint.h>
#include <pbl/kernel/compiler.h>
#include <pbl/kernel/irq.h>
#include <pbl_arch_mmio.h>

Functions
static uint8_t	pbl_readb (uintptr_t addr)
	Read an 8-bit register.

static uint16_t	pbl_readw (uintptr_t addr)
	Read a 16-bit register.

static uint32_t	pbl_readl (uintptr_t addr)
	Read a 32-bit register.

static void	pbl_writeb (uint8_t val, uintptr_t addr)
	Write an 8-bit register.

static void	pbl_writew (uint16_t val, uintptr_t addr)
	Write a 16-bit register.

static void	pbl_writel (uint32_t val, uintptr_t addr)
	Write a 32-bit register.

static void	pbl_modifyb (uint8_t clear, uint8_t set, uintptr_t addr)
	Atomically clear and set bits of a shared 8-bit register.

static void	pbl_modifyw (uint16_t clear, uint16_t set, uintptr_t addr)
	Atomically clear and set bits of a shared 16-bit register.

static void	pbl_modifyl (uint32_t clear, uint32_t set, uintptr_t addr)
	Atomically clear and set bits of a shared 32-bit register.

Functions