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boot: Implement initial gpio configuration

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This commit is contained in:
Michael Scire 2019-04-29 09:43:48 -07:00
parent e58948a42b
commit 38159bdf9a
11 changed files with 769 additions and 1 deletions
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13
stratosphere/boot/source/boot_functions.hpp
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@ -18,12 +18,25 @@
#include <switch.h>
#include <stratosphere.hpp>
#include "boot_types.hpp"
class Boot {
public:
static constexpr u32 GpioPhysicalBase = 0x6000D000;
public:
/* Functions for actually booting. */
static void ChangeGpioVoltageTo1_8v();
static void SetInitialGpioConfiguration();
/* Register Utilities. */
static u32 ReadPmcRegister(u32 phys_addr);
static void WritePmcRegister(u32 phys_addr, u32 value, u32 mask = UINT32_MAX);
/* GPIO Utilities. */
static u32 GpioConfigure(u32 gpio_pad_name);
static u32 GpioSetDirection(u32 gpio_pad_name, GpioDirection dir);
static u32 GpioSetValue(u32 gpio_pad_name, GpioValue val);
/* SPL Utilities. */
static HardwareType GetHardwareType();
};