mirrors/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2025-06-04 16:53:48 -04:00
Code Issues Projects Releases Packages Wiki Activity

exo/meso/fusee: support dynamic control of log port/baud rate

Browse source
This commit is contained in:
Michael Scire 2020-12-07 19:25:06 -08:00
parent 121c981bb4
commit 2de85c633a
17 changed files with 183 additions and 99 deletions
Download patch file Download diff file Expand all files Collapse all files

69
libraries/libexosphere/source/log/log_api.cpp
View file

@ -19,58 +19,63 @@ namespace ams::log {
namespace {
constexpr inline uart::Port UartLogPort = uart::Port_ReservedDebug;
constexpr inline int UartBaudRate = 115200;
constexpr inline uart::Port DefaultLogPort = uart::Port_ReservedDebug;
constexpr inline int DefaultBaudRate = 115200;
constinit uart::Port g_log_port = DefaultLogPort;
constinit bool g_initialized_uart = false;
constexpr inline u32 UartPortFlags = [] {
if constexpr (UartLogPort == uart::Port_ReservedDebug) {
/* Logging to the debug port. */
/* Don't invert transactions. */
return uart::Flag_None;
} else if constexpr (UartLogPort == uart::Port_LeftJoyCon) {
/* Logging to left joy-con (e.g. with Joyless). */
/* Invert transactions. */
return uart::Flag_Inverted;
} else if constexpr (UartLogPort == uart::Port_RightJoyCon) {
/* Logging to right joy-con (e.g. with Joyless). */
/* Invert transactions. */
return uart::Flag_Inverted;
} else {
__builtin_unreachable();
ALWAYS_INLINE u32 GetPortFlags(uart::Port port) {
switch (port) {
case uart::Port_ReservedDebug:
/* Logging to the debug port. */
/* Don't invert transactions. */
return uart::Flag_None;
case uart::Port_LeftJoyCon:
/* Logging to left joy-con (e.g. with Joyless). */
/* Invert transactions. */
return uart::Flag_Inverted;
case uart::Port_RightJoyCon:
/* Logging to right joy-con (e.g. with Joyless). */
/* Invert transactions. */
return uart::Flag_Inverted;
AMS_UNREACHABLE_DEFAULT_CASE();
}
}();
}
ALWAYS_INLINE void SetupUart() {
if constexpr (UartLogPort == uart::Port_ReservedDebug) {
/* Logging to the debug port. */
pinmux::SetupUartA();
clkrst::EnableUartAClock();
} else if constexpr (UartLogPort == uart::Port_LeftJoyCon) {
ALWAYS_INLINE void SetupUartClock(uart::Port port) {
/* The debug port must always be set up, for compatibility with official hos. */
pinmux::SetupUartA();
clkrst::EnableUartAClock();
/* If logging to a joy-con port, configure appropriately. */
if (port == uart::Port_LeftJoyCon) {
/* Logging to left joy-con (e.g. with Joyless). */
static_assert(uart::Port_LeftJoyCon == uart::Port_C);
pinmux::SetupUartC();
clkrst::EnableUartCClock();
} else if constexpr (UartLogPort == uart::Port_RightJoyCon) {
} else if (port == uart::Port_RightJoyCon) {
/* Logging to right joy-con (e.g. with Joyless). */
static_assert(uart::Port_RightJoyCon == uart::Port_B);
pinmux::SetupUartB();
clkrst::EnableUartBClock();
} else {
__builtin_unreachable();
}
}
}
void Initialize() {
return Initialize(DefaultLogPort, DefaultBaudRate);
}
void Initialize(uart::Port port, u32 baud_rate) {
/* Initialize pinmux and clock for the target uart port. */
SetupUart();
SetupUartClock(port);
/* Initialize the target uart port. */
uart::Initialize(UartLogPort, UartBaudRate, UartPortFlags);
uart::Initialize(port, baud_rate, GetPortFlags(port));
/* Note that we've initialized. */
g_log_port = port;
g_initialized_uart = true;
}
@ -84,7 +89,7 @@ namespace ams::log {
const auto len = util::TVSNPrintf(log_buf, sizeof(log_buf), fmt, vl);
if (g_initialized_uart) {
uart::SendText(UartLogPort, log_buf, len);
uart::SendText(g_log_port, log_buf, len);
}
}
@ -115,13 +120,13 @@ namespace ams::log {
void SendText(const void *text, size_t size) {
if (g_initialized_uart) {
uart::SendText(UartLogPort, text, size);
uart::SendText(g_log_port, text, size);
}
}
void Flush() {
if (g_initialized_uart) {
uart::WaitFlush(UartLogPort);
uart::WaitFlush(g_log_port);
}
}