diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/serial.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/serial.h | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/serial.h b/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/serial.h deleted file mode 100644 index 9814ecaec0..0000000000 --- a/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/serial.h +++ /dev/null @@ -1,165 +0,0 @@ -/*--------------------------------------------------------------------------------- - ARM7 serial control - - Copyright (C) 2005 - Michael Noland (joat) - Jason Rogers (dovoto) - Dave Murphy (WinterMute) - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any - damages arising from the use of this software. - - Permission is granted to anyone to use this software for any - purpose, including commercial applications, and to alter it and - redistribute it freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you - must not claim that you wrote the original software. If you use - this software in a product, an acknowledgment in the product - documentation would be appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and - must not be misrepresented as being the original software. - 3. This notice may not be removed or altered from any source - distribution. - ----------------------------------------------------------------------------------*/ - -#ifndef SERIAL_ARM7_INCLUDE -#define SERIAL_ARM7_INCLUDE - -#ifndef ARM7 -#error Serial header is for ARM7 only -#endif - - -#include <nds/bios.h> - - -// 'Networking' -#define REG_RCNT (*(vuint16*)0x04000134) -#define REG_KEYXY (*(vuint16*)0x04000136) -#define RTC_CR (*(vuint16*)0x04000138) -#define RTC_CR8 (*( vuint8*)0x04000138) - -#define REG_SIOCNT (*(vuint16*)0x04000128) - -#define SIO_DATA8 (*(vuint8*)0x0400012A) -#define SIO_DATA32 (*(vuint32*)0x04000120) - - -// Fixme: Does the hardware still support 16 bit comms mode? -// BIOS makes use of 32 bit mode, so some regs still exist -#define SIO_MULTI_0 (*(vuint16*)0x04000120) -#define SIO_MULTI_1 (*(vuint16*)0x04000122) -#define SIO_MULTI_2 (*(vuint16*)0x04000124) -#define SIO_MULTI_3 (*(vuint16*)0x04000126) -#define SIO_MULTI_SEND (*(vuint16*)0x0400012A) - - -// SPI chain registers -#define REG_SPICNT (*(vuint16*)0x040001C0) -#define REG_SPIDATA (*(vuint16*)0x040001C2) - -#define SPI_ENABLE BIT(15) -#define SPI_IRQ BIT(14) -#define SPI_BUSY BIT(7) - -// Pick the SPI clock speed -#define SPI_BAUD_4MHZ 0 -#define SPI_BAUD_2MHZ 1 -#define SPI_BAUD_1MHZ 2 -#define SPI_BAUD_512KHZ 3 - -// meh -#define SPI_BAUD_4MHz 0 -#define SPI_BAUD_2MHz 1 -#define SPI_BAUD_1MHz 2 -#define SPI_BAUD_512KHz 3 - -// Pick the SPI transfer length -#define SPI_BYTE_MODE (0<<10) -#define SPI_HWORD_MODE (1<<10) - -// Pick the SPI device -#define SPI_DEVICE_POWER (0 << 8) -#define SPI_DEVICE_FIRMWARE (1 << 8) -#define SPI_DEVICE_NVRAM (1 << 8) -#define SPI_DEVICE_TOUCH (2 << 8) -#define SPI_DEVICE_MICROPHONE (2 << 8) - -// When used, the /CS line will stay low after the transfer ends -// i.e. when we're part of a continuous transfer -#define SPI_CONTINUOUS BIT(11) - -// Fixme: does this stuff really belong in serial.h? - -// Power management registers -#define PM_CONTROL_REG 0 -#define PM_BATTERY_REG 1 -#define PM_AMPLIFIER_REG 2 -#define PM_READ_REGISTER (1<<7) - -// PM control register bits - power control -#define PM_SOUND_AMP BIT(0) // Power the sound hardware (needed to hear stuff in GBA mode too) -#define PM_SOUND_MUTE BIT(1) // Mute the main speakers, headphone output will still work. -#define PM_BACKLIGHT_BOTTOM BIT(2) // Enable the top backlight if set -#define PM_BACKLIGHT_TOP BIT(3) // Enable the bottom backlight if set -#define PM_SYSTEM_PWR BIT(6) // Turn the power *off* if set -#define PM_POWER_DOWN BIT(6) // Same thing, I like this name better tho - -// PM control register bits - LED control -#define PM_LED_CONTROL(m) ((m)<<4) // ? - - -#define PM_LED_ON (0<<4) // Steady on -#define PM_LED_SLEEP (1<<4) // Blinking, mostly off -#define PM_LED_BLINK (3<<4) // Blinking, mostly on - - -#define PM_AMP_OFFSET 2 -#define PM_AMP_ON 1 -#define PM_AMP_OFF 0 - -// Fixme: does this stuff really belong in serial.h? - -// Firmware commands -#define FIRMWARE_WREN 0x06 -#define FIRMWARE_WRDI 0x04 -#define FIRMWARE_RDID 0x9F -#define FIRMWARE_RDSR 0x05 -#define FIRMWARE_READ 0x03 -#define FIRMWARE_PW 0x0A -#define FIRMWARE_PP 0x02 -#define FIRMWARE_FAST 0x0B -#define FIRMWARE_PE 0xDB -#define FIRMWARE_SE 0xD8 -#define FIRMWARE_DP 0xB9 -#define FIRMWARE_RDP 0xAB - - -static inline -void SerialWaitBusy(void) { - while (REG_SPICNT & SPI_BUSY) - swiDelay(1); -} - - -// Warning: These functions use the SPI chain, and are thus 'critical' -// sections, make sure to disable interrupts during the call if you've -// got a VBlank IRQ polling the touch screen, etc... - -// Read/write a power management register -int writePowerManagement(int reg, int command); - -static inline -int readPowerManagement(int reg) { - return writePowerManagement((reg)|PM_READ_REGISTER, 0); -} - -// Read the firmware -void readFirmware(uint32 address, void * destination, uint32 size); - - -#endif - |