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Add more register defs & PLL config

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PaulStoffregen 8 年前
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共有 3 个文件被更改,包括 481 次插入48 次删除
  1. +192
    -1
      teensy3/kinetis.h
  2. +175
    -47
      teensy3/mk20dx128.c
  3. +114
    -0
      teensy3/mk64fx512.ld

+ 192
- 1
teensy3/kinetis.h 查看文件

@@ -363,6 +363,181 @@ enum IRQ_NUMBER_t {
#define HAS_KINETIS_LLWU_16CH


#elif defined(__MK64FX512__)
enum IRQ_NUMBER_t {
IRQ_DMA_CH0 = 0,
IRQ_DMA_CH1 = 1,
IRQ_DMA_CH2 = 2,
IRQ_DMA_CH3 = 3,
IRQ_DMA_CH4 = 4,
IRQ_DMA_CH5 = 5,
IRQ_DMA_CH6 = 6,
IRQ_DMA_CH7 = 7,
IRQ_DMA_CH8 = 8,
IRQ_DMA_CH9 = 9,
IRQ_DMA_CH10 = 10,
IRQ_DMA_CH11 = 11,
IRQ_DMA_CH12 = 12,
IRQ_DMA_CH13 = 13,
IRQ_DMA_CH14 = 14,
IRQ_DMA_CH15 = 15,
IRQ_DMA_ERROR = 16,
IRQ_MCM = 17,
IRQ_FTFL_COMPLETE = 18,
IRQ_FTFL_COLLISION = 19,
IRQ_LOW_VOLTAGE = 20,
IRQ_LLWU = 21,
IRQ_WDOG = 22,
IRQ_RNG = 23,
IRQ_I2C0 = 24,
IRQ_I2C1 = 25,
IRQ_SPI0 = 26,
IRQ_SPI1 = 27,
IRQ_I2S0_TX = 28,
IRQ_I2S0_RX = 29,
IRQ_UART0_STATUS = 31,
IRQ_UART0_ERROR = 32,
IRQ_UART1_STATUS = 33,
IRQ_UART1_ERROR = 34,
IRQ_UART2_STATUS = 35,
IRQ_UART2_ERROR = 36,
IRQ_UART3_STATUS = 37,
IRQ_UART3_ERROR = 38,
IRQ_ADC0 = 39,
IRQ_CMP0 = 40,
IRQ_CMP1 = 41,
IRQ_FTM0 = 42,
IRQ_FTM1 = 43,
IRQ_FTM2 = 44,
IRQ_CMT = 45,
IRQ_RTC_ALARM = 46,
IRQ_RTC_SECOND = 47,
IRQ_PIT_CH0 = 48,
IRQ_PIT_CH1 = 49,
IRQ_PIT_CH2 = 50,
IRQ_PIT_CH3 = 51,
IRQ_PDB = 52,
IRQ_USBOTG = 53,
IRQ_USBDCD = 54,
IRQ_DAC0 = 56,
IRQ_MCG = 57,
IRQ_LPTMR = 58,
IRQ_PORTA = 59,
IRQ_PORTB = 60,
IRQ_PORTC = 61,
IRQ_PORTD = 62,
IRQ_PORTE = 63,
IRQ_SOFTWARE = 64,
IRQ_SPI2 = 65,
IRQ_UART4_STATUS = 66,
IRQ_UART4_ERROR = 67,
IRQ_UART5_STATUS = 68,
IRQ_UART5_ERROR = 69,
IRQ_CMP2 = 70,
IRQ_FTM3 = 71,
IRQ_DAC1 = 72,
IRQ_ADC1 = 73,
IRQ_I2C2 = 74,
IRQ_CAN0_MESSAGE = 75,
IRQ_CAN0_BUS_OFF = 76,
IRQ_CAN0_ERROR = 77,
IRQ_CAN0_TX_WARN = 78,
IRQ_CAN0_RX_WARN = 79,
IRQ_CAN0_WAKEUP = 80,
IRQ_SDHC = 81,
IRQ_ENET_TIMER = 82,
IRQ_ENET_TX = 83,
IRQ_ENET_RX = 84,
IRQ_ENET_ERROR = 85
};
#define NVIC_NUM_INTERRUPTS 86
#define DMA_NUM_CHANNELS 16

#define DMAMUX_SOURCE_TSI 1
#define DMAMUX_SOURCE_UART0_RX 2
#define DMAMUX_SOURCE_UART0_TX 3
#define DMAMUX_SOURCE_UART1_RX 4
#define DMAMUX_SOURCE_UART1_TX 5
#define DMAMUX_SOURCE_UART2_RX 6
#define DMAMUX_SOURCE_UART2_TX 7
#define DMAMUX_SOURCE_UART3_RX 8
#define DMAMUX_SOURCE_UART3_TX 9
#define DMAMUX_SOURCE_UART4_RXTX 10
#define DMAMUX_SOURCE_UART5_RXTX 11
#define DMAMUX_SOURCE_I2S0_RX 12
#define DMAMUX_SOURCE_I2S0_TX 13
#define DMAMUX_SOURCE_SPI0_RX 14
#define DMAMUX_SOURCE_SPI0_TX 14
#define DMAMUX_SOURCE_SPI1_RX 16
#define DMAMUX_SOURCE_SPI1_TX 17
#define DMAMUX_SOURCE_I2C0 18
#define DMAMUX_SOURCE_I2C1 19
#define DMAMUX_SOURCE_I2C2 19
#define DMAMUX_SOURCE_FTM0_CH0 20
#define DMAMUX_SOURCE_FTM0_CH1 21
#define DMAMUX_SOURCE_FTM0_CH2 22
#define DMAMUX_SOURCE_FTM0_CH3 23
#define DMAMUX_SOURCE_FTM0_CH4 24
#define DMAMUX_SOURCE_FTM0_CH5 25
#define DMAMUX_SOURCE_FTM0_CH6 26
#define DMAMUX_SOURCE_FTM0_CH7 27
#define DMAMUX_SOURCE_FTM1_CH0 28
#define DMAMUX_SOURCE_FTM1_CH1 29
#define DMAMUX_SOURCE_FTM2_CH0 30
#define DMAMUX_SOURCE_FTM2_CH1 31
#define DMAMUX_SOURCE_FTM3_CH0 32
#define DMAMUX_SOURCE_FTM3_CH1 33
#define DMAMUX_SOURCE_FTM3_CH2 34
#define DMAMUX_SOURCE_FTM3_CH3 35
#define DMAMUX_SOURCE_FTM3_CH4 36
#define DMAMUX_SOURCE_FTM3_CH5 37
#define DMAMUX_SOURCE_FTM3_CH6 38
#define DMAMUX_SOURCE_FTM3_CH7 39
#define DMAMUX_SOURCE_ADC0 40
#define DMAMUX_SOURCE_ADC1 41
#define DMAMUX_SOURCE_CMP0 42
#define DMAMUX_SOURCE_CMP1 43
#define DMAMUX_SOURCE_CMP2 44
#define DMAMUX_SOURCE_DAC0 45
#define DMAMUX_SOURCE_DAC1 46
#define DMAMUX_SOURCE_CMT 47
#define DMAMUX_SOURCE_PDB 48
#define DMAMUX_SOURCE_PORTA 49
#define DMAMUX_SOURCE_PORTB 50
#define DMAMUX_SOURCE_PORTC 51
#define DMAMUX_SOURCE_PORTD 52
#define DMAMUX_SOURCE_PORTE 53
#define DMAMUX_SOURCE_IEEE1588_T0 54
#define DMAMUX_SOURCE_IEEE1588_T1 55
#define DMAMUX_SOURCE_IEEE1588_T2 56
#define DMAMUX_SOURCE_IEEE1588_T3 57
#define DMAMUX_SOURCE_ALWAYS0 58
#define DMAMUX_SOURCE_ALWAYS1 59
#define DMAMUX_SOURCE_ALWAYS2 60
#define DMAMUX_SOURCE_ALWAYS3 61
#define DMAMUX_SOURCE_ALWAYS4 62
#define DMAMUX_SOURCE_ALWAYS5 63
#define DMAMUX_NUM_SOURCE_ALWAYS 6

#define KINETISK
#define HAS_KINETISK_UART0
#define HAS_KINETISK_UART0_FIFO
#define HAS_KINETISK_UART1
#define HAS_KINETISK_UART1_FIFO
#define HAS_KINETISK_UART2
#define HAS_KINETISK_UART3
#define HAS_KINETISK_UART4
#define HAS_KINETISK_UART5
#define HAS_KINETIS_I2C0
#define HAS_KINETIS_I2C0_STOPF
#define HAS_KINETIS_I2C1
#define HAS_KINETIS_I2C1_STOPF
#define HAS_KINETIS_I2C2
#define HAS_KINETIS_I2C2_STOPF
#define HAS_KINETIS_LLWU_32CH
#define HAS_KINETIS_MPU


#elif defined(__MK66FX1M0__)
// https://forum.pjrc.com/threads/24633-Any-Chance-of-a-Teensy-3-1?p=78655&viewfull=1#post78655
enum IRQ_NUMBER_t {
@@ -389,6 +564,7 @@ enum IRQ_NUMBER_t {
IRQ_LOW_VOLTAGE = 20,
IRQ_LLWU = 21,
IRQ_WDOG = 22,
IRQ_RNG = 23,
IRQ_I2C0 = 24,
IRQ_I2C1 = 25,
IRQ_SPI0 = 26,
@@ -565,7 +741,11 @@ enum IRQ_NUMBER_t {
#endif // end of board-specific definitions


#if (F_CPU == 180000000)
#if (F_CPU == 192000000)
#define F_PLL 192000000
#define F_BUS 64000000
#define F_MEM 27428571
#elif (F_CPU == 180000000)
#define F_PLL 180000000
#define F_BUS 60000000
#define F_MEM 25714286
@@ -1041,6 +1221,7 @@ enum IRQ_NUMBER_t {
// System Mode Controller

#define SMC_PMPROT (*(volatile uint8_t *)0x4007E000) // Power Mode Protection Register
#define SMC_PMPROT_AHSRUN ((uint8_t)0x80) // Allow high speed run mode
#define SMC_PMPROT_AVLP ((uint8_t)0x20) // Allow very low power modes
#define SMC_PMPROT_ALLS ((uint8_t)0x08) // Allow low leakage stop mode
#define SMC_PMPROT_AVLLS ((uint8_t)0x02) // Allow very low leakage stop mode
@@ -1060,6 +1241,7 @@ enum IRQ_NUMBER_t {
#define SMC_PMSTAT_VLPS ((uint8_t)0x10) // Current power mode is VLPS
#define SMC_PMSTAT_LLS ((uint8_t)0x20) // Current power mode is LLS
#define SMC_PMSTAT_VLLS ((uint8_t)0x40) // Current power mode is VLLS
#define SMC_PMSTAT_HSRUN ((uint8_t)0x80) // Current power mode is HSRUN

// Power Management Controller

@@ -4548,6 +4730,15 @@ typedef struct __attribute__((packed)) {
#define SCB_HFSR (*(volatile uint32_t *)0xE000ED2C) // HardFault Status
#define SCB_DFSR (*(volatile uint32_t *)0xE000ED30) // Debug Fault Status
#define SCB_MMFAR (*(volatile uint32_t *)0xE000ED34) // MemManage Fault Address
#define SCB_BFAR (*(volatile uint32_t *)0xE000ED38) // Bus Fault Address
#define SCB_AFAR (*(volatile uint32_t *)0xE000ED3C) // Aux Fault Address
#define SCB_CPACR (*(volatile uint32_t *)0xE000ED88) // Coprocessor Access Control
#define SCB_FPCCR (*(volatile uint32_t *)0xE000EF34) // FP Context Control
#define SCB_FPCAR (*(volatile uint32_t *)0xE000EF38) // FP Context Address
#define SCB_FPDSCR (*(volatile uint32_t *)0xE000EF3C) // FP Default Status Control
#define SCB_MVFR0 (*(volatile uint32_t *)0xE000EF40) // Media & FP Feature 0
#define SCB_MVFR1 (*(volatile uint32_t *)0xE000EF44) // Media & FP Feature 1
#define SCB_MVFR2 (*(volatile uint32_t *)0xE000EF48) // Media & FP Feature 2

#define SYST_CSR (*(volatile uint32_t *)0xE000E010) // SysTick Control and Status
#define SYST_CSR_COUNTFLAG ((uint32_t)0x00010000)

+ 175
- 47
teensy3/mk20dx128.c 查看文件

@@ -243,6 +243,8 @@ __attribute__ ((section(".dmabuffers"), used, aligned(256)))
__attribute__ ((section(".dmabuffers"), used, aligned(512)))
#elif defined(__MKL26Z64__)
__attribute__ ((section(".dmabuffers"), used, aligned(256)))
#elif defined(__MK64FX512__)
__attribute__ ((section(".dmabuffers"), used, aligned(512)))
#elif defined(__MK66FX1M0__)
__attribute__ ((section(".dmabuffers"), used, aligned(512)))
#endif
@@ -443,6 +445,93 @@ void (* const _VectorsFlash[NVIC_NUM_INTERRUPTS+16])(void) =
software_isr, // 45 Software interrupt
porta_isr, // 46 Pin detect (Port A)
portcd_isr, // 47 Pin detect (Port C and D)
#elif defined(__MK64FX512__)
dma_ch0_isr, // 16 DMA channel 0 transfer complete
dma_ch1_isr, // 17 DMA channel 1 transfer complete
dma_ch2_isr, // 18 DMA channel 2 transfer complete
dma_ch3_isr, // 19 DMA channel 3 transfer complete
dma_ch4_isr, // 20 DMA channel 4 transfer complete
dma_ch5_isr, // 21 DMA channel 5 transfer complete
dma_ch6_isr, // 22 DMA channel 6 transfer complete
dma_ch7_isr, // 23 DMA channel 7 transfer complete
dma_ch8_isr, // 24 DMA channel 8 transfer complete
dma_ch9_isr, // 25 DMA channel 9 transfer complete
dma_ch10_isr, // 26 DMA channel 10 transfer complete
dma_ch11_isr, // 27 DMA channel 11 transfer complete
dma_ch12_isr, // 28 DMA channel 12 transfer complete
dma_ch13_isr, // 29 DMA channel 13 transfer complete
dma_ch14_isr, // 30 DMA channel 14 transfer complete
dma_ch15_isr, // 31 DMA channel 15 transfer complete
dma_error_isr, // 32 DMA error interrupt channel
mcm_isr, // 33 MCM
flash_cmd_isr, // 34 Flash Memory Command complete
flash_error_isr, // 35 Flash Read collision
low_voltage_isr, // 36 Low-voltage detect/warning
wakeup_isr, // 37 Low Leakage Wakeup
watchdog_isr, // 38 Both EWM and WDOG interrupt
randnum_isr, // 39 Random Number Generator
i2c0_isr, // 40 I2C0
i2c1_isr, // 41 I2C1
spi0_isr, // 42 SPI0
spi1_isr, // 43 SPI1
i2s0_tx_isr, // 44 I2S0 Transmit
i2s0_rx_isr, // 45 I2S0 Receive
unused_isr, // 46 --
uart0_status_isr, // 47 UART0 status
uart0_error_isr, // 48 UART0 error
uart1_status_isr, // 49 UART1 status
uart1_error_isr, // 50 UART1 error
uart2_status_isr, // 51 UART2 status
uart2_error_isr, // 52 UART2 error
uart3_status_isr, // 53 UART3 status
uart3_error_isr, // 54 UART3 error
adc0_isr, // 55 ADC0
cmp0_isr, // 56 CMP0
cmp1_isr, // 57 CMP1
ftm0_isr, // 58 FTM0
ftm1_isr, // 59 FTM1
ftm2_isr, // 60 FTM2
cmt_isr, // 61 CMT
rtc_alarm_isr, // 62 RTC Alarm interrupt
rtc_seconds_isr, // 63 RTC Seconds interrupt
pit0_isr, // 64 PIT Channel 0
pit1_isr, // 65 PIT Channel 1
pit2_isr, // 66 PIT Channel 2
pit3_isr, // 67 PIT Channel 3
pdb_isr, // 68 PDB Programmable Delay Block
usb_isr, // 69 USB OTG
usb_charge_isr, // 70 USB Charger Detect
unused_isr, // 71 --
dac0_isr, // 72 DAC0
mcg_isr, // 73 MCG
lptmr_isr, // 74 Low Power Timer
porta_isr, // 75 Pin detect (Port A)
portb_isr, // 76 Pin detect (Port B)
portc_isr, // 77 Pin detect (Port C)
portd_isr, // 78 Pin detect (Port D)
porte_isr, // 79 Pin detect (Port E)
software_isr, // 80 Software interrupt
spi2_isr, // 81 SPI2
uart4_status_isr, // 82 UART4 status
uart4_error_isr, // 83 UART4 error
uart5_status_isr, // 84 UART4 status
uart5_error_isr, // 85 UART4 error
cmp2_isr, // 86 CMP2
ftm3_isr, // 87 FTM3
dac1_isr, // 88 DAC1
adc1_isr, // 89 ADC1
i2c2_isr, // 90 I2C2
can0_message_isr, // 91 CAN OR'ed Message buffer (0-15)
can0_bus_off_isr, // 92 CAN Bus Off
can0_error_isr, // 93 CAN Error
can0_tx_warn_isr, // 94 CAN Transmit Warning
can0_rx_warn_isr, // 95 CAN Receive Warning
can0_wakeup_isr, // 96 CAN Wake Up
sdhc_isr, // 97 SDHC
enet_timer_isr, // 98 Ethernet IEEE1588 Timers
enet_tx_isr, // 99 Ethernet Transmit
enet_rx_isr, // 100 Ethernet Receive
enet_error_isr, // 101 Ethernet Error
#elif defined(__MK66FX1M0__)
dma_ch0_isr, // 16 DMA channel 0 transfer complete
dma_ch1_isr, // 17 DMA channel 1 transfer complete
@@ -530,7 +619,7 @@ void (* const _VectorsFlash[NVIC_NUM_INTERRUPTS+16])(void) =
enet_tx_isr, // 99 Ethernet Transmit
enet_rx_isr, // 100 Ethernet Receive
enet_error_isr, // 101 Ethernet Error
lpuart0_status_isr, // 102 ADC1
lpuart0_status_isr, // 102 LPUART
tsi0_isr, // 103 TSI0
tpm1_isr, // 104 FTM1
tpm2_isr, // 105 FTM2
@@ -611,7 +700,7 @@ void ResetHandler(void)
SIM_SCGC3 = SIM_SCGC3_ADC1 | SIM_SCGC3_FTM2;
SIM_SCGC5 = 0x00043F82; // clocks active to all GPIO
SIM_SCGC6 = SIM_SCGC6_RTC | SIM_SCGC6_FTM0 | SIM_SCGC6_FTM1 | SIM_SCGC6_ADC0 | SIM_SCGC6_FTFL;
#elif defined(__MK66FX1M0__)
#elif defined(__MK64FX512__) || defined(__MK66FX1M0__)
SIM_SCGC3 = SIM_SCGC3_ADC1 | SIM_SCGC3_FTM2 | SIM_SCGC3_FTM3;
SIM_SCGC5 = 0x00043F82; // clocks active to all GPIO
SIM_SCGC6 = SIM_SCGC6_RTC | SIM_SCGC6_FTM0 | SIM_SCGC6_FTM1 | SIM_SCGC6_ADC0 | SIM_SCGC6_FTFL;
@@ -624,6 +713,9 @@ void ResetHandler(void)
SIM_SCGC5 = 0x00003F82; // clocks active to all GPIO
SIM_SCGC6 = SIM_SCGC6_ADC0 | SIM_SCGC6_TPM0 | SIM_SCGC6_TPM1 | SIM_SCGC6_TPM2 | SIM_SCGC6_FTFL;
#endif
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
SCB_CPACR = 0x00F00000;
#endif
#if 0
// testing only, enable ser_print
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV4(1);
@@ -647,7 +739,11 @@ void ResetHandler(void)

// since this is a write once register, make it visible to all F_CPU's
// so we can into other sleep modes in the future at any speed
#if defined(__MK66FX1M0__)
SMC_PMPROT = SMC_PMPROT_AHSRUN | SMC_PMPROT_AVLP | SMC_PMPROT_ALLS | SMC_PMPROT_AVLLS;
#else
SMC_PMPROT = SMC_PMPROT_AVLP | SMC_PMPROT_ALLS | SMC_PMPROT_AVLLS;
#endif
// TODO: do this while the PLL is waiting to lock....
while (dest < &_edata) *dest++ = *src++;
@@ -723,11 +819,33 @@ void ResetHandler(void)
#else
// if we need faster than the crystal, turn on the PLL
#if defined(__MK66FX1M0__)
#if F_CPU == 96000000
#if F_CPU > 120000000
SMC_PMCTRL = SMC_PMCTRL_RUNM(3); // enter HSRUN mode
while (SMC_PMSTAT != SMC_PMSTAT_HSRUN) ; // wait for HSRUN
#endif
#if F_CPU == 192000000
MCG_C5 = MCG_C5_PRDIV0(0);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(8);
#elif F_CPU == 180000000
MCG_C5 = MCG_C5_PRDIV0(1);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(29);
#elif F_CPU == 168000000
MCG_C5 = MCG_C5_PRDIV0(0);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(5);
#elif F_CPU == 144000000
MCG_C5 = MCG_C5_PRDIV0(0);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(2);
#elif F_CPU == 120000000
MCG_C5 = MCG_C5_PRDIV0(1);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(14);
#elif F_CPU == 96000000 || F_CPU == 48000000 || F_CPU == 24000000
MCG_C5 = MCG_C5_PRDIV0(1);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(8);
#else
#error "MK66FX1M0 only supports 96 MHz so far...."
#elif F_CPU == 72000000
MCG_C5 = MCG_C5_PRDIV0(1);
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(2);
#elif F_CPU > 16000000
#error "MK66FX1M0 does not support this clock speed yet...."
#endif
#else
#if F_CPU == 72000000
@@ -743,12 +861,13 @@ void ResetHandler(void)
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(6); // config PLL for 120 MHz output
#elif F_CPU == 72000000
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(3); // config PLL for 72 MHz output
#else
#elif F_CPU == 96000000 || F_CPU == 48000000 || F_CPU == 24000000
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(0); // config PLL for 96 MHz output
#elif F_CPU > 16000000
#error "This clock speed isn't supported..."
#endif
#endif


// wait for PLL to start using xtal as its input
while (!(MCG_S & MCG_S_PLLST)) ;
// wait for PLL to lock
@@ -757,80 +876,89 @@ void ResetHandler(void)
#endif
#endif
// now program the clock dividers
#if F_CPU == 168000000
#if F_CPU == 192000000
// config divisors: 192 MHz core, 64 MHz bus, 27.4 MHz flash, USB = 192 * 4
// TODO: gradual ramp-up for HSRUN mode
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(6);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(3);
#elif F_CPU == 180000000
// config divisors: 180 MHz core, 60 MHz bus, 25.7 MHz flash, USB = not feasible
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(6);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(6) | SIM_CLKDIV2_USBFRAC;
#elif F_CPU == 168000000
// config divisors: 168 MHz core, 56 MHz bus, 28 MHz flash, USB = 168 * 2 / 7
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(5);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(5);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(6) | SIM_CLKDIV2_USBFRAC;
#elif F_CPU == 144000000
// config divisors: 144 MHz core, 48 MHz bus, 28.8 MHz flash, USB = 144 / 3
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(4);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(2) | SIM_CLKDIV1_OUTDIV4(4);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(2);
#elif F_CPU == 120000000
// config divisors: 120 MHz core, 60 MHz bus, 24 MHz flash, USB = 128 * 2 / 5
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(4);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(4);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(4) | SIM_CLKDIV2_USBFRAC;
#elif F_CPU == 96000000
// config divisors: 96 MHz core, 48 MHz bus, 24 MHz flash, USB = 96 / 2
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(1);
#elif F_CPU == 72000000
// config divisors: 72 MHz core, 36 MHz bus, 24 MHz flash, USB = 72 * 2 / 3
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(2);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(2);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(2) | SIM_CLKDIV2_USBFRAC;
#elif F_CPU == 48000000
// config divisors: 48 MHz core, 48 MHz bus, 24 MHz flash, USB = 96 / 2
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(3);
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(1);
#elif defined(KINETISL)
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV4(1);
#endif
#endif
#elif F_CPU == 24000000
// config divisors: 24 MHz core, 24 MHz bus, 24 MHz flash, USB = 96 / 2
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV2(3) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV2(3) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(1);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#elif F_CPU == 16000000
// config divisors: 16 MHz core, 16 MHz bus, 16 MHz flash
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(0);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(0);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#elif F_CPU == 8000000
// config divisors: 8 MHz core, 8 MHz bus, 8 MHz flash
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(1);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV4(1);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#elif F_CPU == 4000000
// config divisors: 4 MHz core, 4 MHz bus, 2 MHz flash
// since we are running from external clock 16MHz
// fix outdiv too -> cpu 16/4, bus 16/4, flash 16/4
// here we can go into vlpr?
// config divisors: 4 MHz core, 4 MHz bus, 2 MHz flash
// since we are running from external clock 16MHz
// fix outdiv too -> cpu 16/4, bus 16/4, flash 16/4
// here we can go into vlpr?
// config divisors: 4 MHz core, 4 MHz bus, 4 MHz flash
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV2(3) | SIM_CLKDIV1_OUTDIV4(3);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV2(3) | SIM_CLKDIV1_OUTDIV4(3);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(3) | SIM_CLKDIV1_OUTDIV4(0);
#endif
#elif F_CPU == 2000000
// since we are running from the fast internal reference clock 4MHz
// but is divided down by 2 so we actually have a 2MHz, MCG_SC[FCDIV] default is 2
// fix outdiv -> cpu 2/1, bus 2/1, flash 2/2
// since we are running from the fast internal reference clock 4MHz
// but is divided down by 2 so we actually have a 2MHz, MCG_SC[FCDIV] default is 2
// fix outdiv -> cpu 2/1, bus 2/1, flash 2/2
// config divisors: 2 MHz core, 2 MHz bus, 1 MHz flash
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(1);
#elif defined(KINETISL)
// config divisors: 2 MHz core, 1 MHz bus, 1 MHz flash
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV4(1);
#endif
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(1);
#elif defined(KINETISL)
// config divisors: 2 MHz core, 1 MHz bus, 1 MHz flash
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV4(1);
#endif
#else
#error "Error, F_CPU must be 168, 144, 120, 96, 72, 48, 24, 16, 8, 4, or 2 MHz"
#error "Error, F_CPU must be 192, 180, 168, 144, 120, 96, 72, 48, 24, 16, 8, 4, or 2 MHz"
#endif

#if F_CPU > 16000000

+ 114
- 0
teensy3/mk64fx512.ld 查看文件

@@ -0,0 +1,114 @@
/* Teensyduino Core Library
* http://www.pjrc.com/teensy/
* Copyright (c) 2013 PJRC.COM, LLC.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* 1. The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* 2. If the Software is incorporated into a build system that allows
* selection among a list of target devices, then similar target
* devices manufactured by PJRC.COM must be included in the list of
* target devices and selectable in the same manner.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/

MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K
RAM (rwx) : ORIGIN = 0x1FFF0000, LENGTH = 192K
}


SECTIONS
{
.text : {
. = 0;
KEEP(*(.vectors))
*(.startup*)
/* TODO: does linker detect startup overflow onto flashconfig? */
. = 0x400;
KEEP(*(.flashconfig*))
*(.text*)
*(.rodata*)
. = ALIGN(4);
KEEP(*(.init))
. = ALIGN(4);
__preinit_array_start = .;
KEEP (*(.preinit_array))
__preinit_array_end = .;
__init_array_start = .;
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
__init_array_end = .;
} > FLASH = 0xFF

.ARM.exidx : {
__exidx_start = .;
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
__exidx_end = .;
} > FLASH
_etext = .;

.usbdescriptortable (NOLOAD) : {
/* . = ORIGIN(RAM); */
. = ALIGN(512);
*(.usbdescriptortable*)
} > RAM

.dmabuffers (NOLOAD) : {
. = ALIGN(4);
*(.dmabuffers*)
} > RAM

.usbbuffers (NOLOAD) : {
. = ALIGN(4);
*(.usbbuffers*)
} > RAM

.data : AT (_etext) {
. = ALIGN(4);
_sdata = .;
*(.fastrun*)
*(.data*)
. = ALIGN(4);
_edata = .;
} > RAM

.noinit (NOLOAD) : {
*(.noinit*)
} > RAM

.bss : {
. = ALIGN(4);
_sbss = .;
__bss_start__ = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .;
__bss_end = .;
__bss_end__ = .;
} > RAM

_estack = ORIGIN(RAM) + LENGTH(RAM);
}





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