diff options
Diffstat (limited to 'os/hal/ports/TIVA')
| -rw-r--r-- | os/hal/ports/TIVA/TM4C123x/hal_lld.c | 26 | ||||
| -rw-r--r-- | os/hal/ports/TIVA/TM4C123x/hal_lld.h | 171 |
2 files changed, 40 insertions, 157 deletions
diff --git a/os/hal/ports/TIVA/TM4C123x/hal_lld.c b/os/hal/ports/TIVA/TM4C123x/hal_lld.c index de131b1..74a6651 100644 --- a/os/hal/ports/TIVA/TM4C123x/hal_lld.c +++ b/os/hal/ports/TIVA/TM4C123x/hal_lld.c @@ -80,9 +80,9 @@ void tiva_clock_init(void) rcc2 = HWREG(SYSCTL_RCC2); /* modify */ - rcc |= TIVA_RCC_BYPASS; - rcc &= ~TIVA_RCC_USESYSDIV; - rcc2 |= TIVA_RCC2_BYPASS2 | TIVA_RCC2_USERCC2; + rcc |= SYSCTL_RCC_BYPASS; + rcc &= ~SYSCTL_RCC_USESYSDIV; + rcc2 |= SYSCTL_RCC2_BYPASS2 | SYSCTL_RCC2_USERCC2; /* write */ HWREG(SYSCTL_RCC) = rcc; @@ -93,10 +93,10 @@ void tiva_clock_init(void) * pulls valid PLL configuration data for the appropriate crystal, and * clearing the PWRDN bit powers and enables the PLL and its output. */ /* modify */ - rcc &= ~(TIVA_RCC_OSCSRC_MASK | TIVA_RCC_XTAL_MASK | TIVA_RCC_PWRDN | TIVA_RCC_MOSCDIS); - rcc |= ((TIVA_XTAL | TIVA_OSCSRC | TIVA_MOSCDIS) & (TIVA_RCC_XTAL_MASK | TIVA_RCC_OSCSRC_MASK | TIVA_RCC_MOSCDIS)); - rcc2 &= ~(TIVA_RCC2_OSCSRC2_MASK | TIVA_RCC2_PWRDN2); - rcc2 |= ((TIVA_OSCSRC | TIVA_DIV400) & (TIVA_RCC2_OSCSRC2_MASK | TIVA_RCC2_DIV400)); + rcc &= ~(SYSCTL_RCC_OSCSRC_M | SYSCTL_RCC_XTAL_M | SYSCTL_RCC_PWRDN | SYSCTL_RCC_MOSCDIS); + rcc |= ((TIVA_XTAL | TIVA_OSCSRC | TIVA_MOSCDIS) & (SYSCTL_RCC_XTAL_M | SYSCTL_RCC_OSCSRC_M | SYSCTL_RCC_MOSCDIS)); + rcc2 &= ~(SYSCTL_RCC2_OSCSRC2_M | SYSCTL_RCC2_PWRDN2); + rcc2 |= ((TIVA_OSCSRC | TIVA_DIV400) & (SYSCTL_RCC2_OSCSRC2_M | SYSCTL_RCC2_DIV400)); /* write */ HWREG(SYSCTL_RCC) = rcc; @@ -107,10 +107,10 @@ void tiva_clock_init(void) * USESYSDIV bit in RCC. The SYSDIV field determines the system frequency for * the microcontroller. */ /* modify */ - rcc &= ~TIVA_RCC_SYSDIV_MASK; - rcc |= (TIVA_SYSDIV & TIVA_RCC_SYSDIV_MASK) | TIVA_USESYSDIV; - rcc2 &= ~(TIVA_RCC2_SYSDIV2_MASK | TIVA_RCC2_SYSDIV2LSB); - rcc2 |= ((TIVA_SYSDIV2 | TIVA_SYSDIV2LSB) & (TIVA_RCC2_SYSDIV2_MASK | TIVA_RCC2_SYSDIV2LSB)); + rcc &= ~SYSCTL_RCC_SYSDIV_M; + rcc |= (TIVA_SYSDIV & SYSCTL_RCC_SYSDIV_M) | SYSCTL_RCC_USESYSDIV; + rcc2 &= ~(SYSCTL_RCC2_SYSDIV2_M | SYSCTL_RCC2_SYSDIV2LSB); + rcc2 |= ((TIVA_SYSDIV2 | TIVA_SYSDIV2LSB) & (SYSCTL_RCC2_SYSDIV2_M | SYSCTL_RCC2_SYSDIV2LSB)); /* write */ HWREG(SYSCTL_RCC) = rcc; @@ -121,8 +121,8 @@ void tiva_clock_init(void) while ((HWREG(SYSCTL_RIS) & SYSCTL_RIS_PLLLRIS) == 0); /* 5. Enable use of the PLL by clearing the BYPASS bit in RCC and RCC2. */ - rcc &= ~TIVA_RCC_BYPASS; - rcc2 &= ~TIVA_RCC2_BYPASS2; + rcc &= ~SYSCTL_RCC_BYPASS; + rcc2 &= ~SYSCTL_RCC2_BYPASS2; rcc |= (TIVA_BYPASS_VALUE << 11); rcc2 |= (TIVA_BYPASS_VALUE << 11); HWREG(SYSCTL_RCC) = rcc; diff --git a/os/hal/ports/TIVA/TM4C123x/hal_lld.h b/os/hal/ports/TIVA/TM4C123x/hal_lld.h index ec81806..10936c3 100644 --- a/os/hal/ports/TIVA/TM4C123x/hal_lld.h +++ b/os/hal/ports/TIVA/TM4C123x/hal_lld.h @@ -45,123 +45,6 @@ * @} */ -/** - * @name RCC register bits definitions - * @{ - */ - -#define TIVA_RCC_MOSCDIS (0x01 << 0) - -#define TIVA_RCC_OSCSRC_MASK (0x03 << 4) -#define TIVA_RCC_OSCSRC_MOSC (0x00 << 4) -#define TIVA_RCC_OSCSRC_PIOSC (0x01 << 4) -#define TIVA_RCC_OSCSRC_PIOSC_4 (0x02 << 4) -#define TIVA_RCC_OSCSRC_LFIOSC (0x03 << 4) - -#define TIVA_RCC_XTAL_MASK (0x1f << 6) -#define TIVA_RCC_XTAL_4000000 (0x06 << 6) -#define TIVA_RCC_XTAL_4096000 (0x07 << 6) -#define TIVA_RCC_XTAL_4915200 (0x08 << 6) -#define TIVA_RCC_XTAL_5000000 (0x09 << 6) -#define TIVA_RCC_XTAL_5120000 (0x0a << 6) -#define TIVA_RCC_XTAL_6000000 (0x0b << 6) -#define TIVA_RCC_XTAL_6144000 (0x0c << 6) -#define TIVA_RCC_XTAL_7372800 (0x0d << 6) -#define TIVA_RCC_XTAL_8000000 (0x0e << 6) -#define TIVA_RCC_XTAL_8192000 (0x0f << 6) -#define TIVA_RCC_XTAL_10000000 (0x10 << 6) -#define TIVA_RCC_XTAL_12000000 (0x11 << 6) -#define TIVA_RCC_XTAL_12288000 (0x12 << 6) -#define TIVA_RCC_XTAL_13560000 (0x13 << 6) -#define TIVA_RCC_XTAL_14318180 (0x14 << 6) -#define TIVA_RCC_XTAL_16000000 (0x15 << 6) -#define TIVA_RCC_XTAL_16384000 (0x16 << 6) -#define TIVA_RCC_XTAL_18000000 (0x17 << 6) -#define TIVA_RCC_XTAL_20000000 (0x18 << 6) -#define TIVA_RCC_XTAL_24000000 (0x19 << 6) -#define TIVA_RCC_XTAL_25000000 (0x1a << 6) - -#define TIVA_RCC_BYPASS (1 << 11) - -#define TIVA_RCC_PWRDN (1 << 13) - -#define TIVA_RCC_PWMDIV_MASK (0x07 << 17) -#define TIVA_RCC_PWMDIV_2 (0x00 << 17) -#define TIVA_RCC_PWMDIV_4 (0x01 << 17) -#define TIVA_RCC_PWMDIV_8 (0x02 << 17) -#define TIVA_RCC_PWMDIV_16 (0x03 << 17) -#define TIVA_RCC_PWMDIV_32 (0x04 << 17) -#define TIVA_RCC_PWMDIV_64 (0x07 << 17) - -#define TIVA_RCC_USEPWMDIV (1 << 20) - -#define TIVA_RCC_USESYSDIV (1 << 22) - -#define TIVA_RCC_SYSDIV_MASK (0x0f << 23) -#define TIVA_RCC_SYSDIV_1 (0x00 << 23) -#define TIVA_RCC_SYSDIV_2 (0x01 << 23) -#define TIVA_RCC_SYSDIV_3 (0x02 << 23) -#define TIVA_RCC_SYSDIV_4 (0x03 << 23) -#define TIVA_RCC_SYSDIV_5 (0x04 << 23) -#define TIVA_RCC_SYSDIV_6 (0x05 << 23) -#define TIVA_RCC_SYSDIV_7 (0x06 << 23) -#define TIVA_RCC_SYSDIV_8 (0x07 << 23) -#define TIVA_RCC_SYSDIV_9 (0x08 << 23) -#define TIVA_RCC_SYSDIV_10 (0x09 << 23) -#define TIVA_RCC_SYSDIV_11 (0x0a << 23) -#define TIVA_RCC_SYSDIV_12 (0x0b << 23) -#define TIVA_RCC_SYSDIV_13 (0x0c << 23) -#define TIVA_RCC_SYSDIV_14 (0x0d << 23) -#define TIVA_RCC_SYSDIV_15 (0x0e << 23) -#define TIVA_RCC_SYSDIV_16 (0x0f << 23) - -#define TIVA_RCC_ACG (1 << 27) - -/** - * @} - */ - -/** - * @name RCC2 register bits definitions - * @{ - */ - -#define TIVA_RCC2_OSCSRC2_MASK (0x07 << 4) -#define TIVA_RCC2_OSCSRC2_MOSC (0x00 << 4) -#define TIVA_RCC2_OSCSRC2_PIOSC (0x01 << 4) -#define TIVA_RCC2_OSCSRC2_PIOSC_4 (0x02 << 4) -#define TIVA_RCC2_OSCSRC2_LFIOSC (0x03 << 4) -#define TIVA_RCC2_OSCSRC2_32768 (0x07 << 4) - -#define TIVA_RCC2_BYPASS2 (1 << 11) - -#define TIVA_RCC2_PWRDN2 (1 << 13) - -#define TIVA_RCC2_USBPWRDN (1 << 14) - -#define TIVA_RCC2_SYSDIV2LSB (1 << 22) - -#define TIVA_RCC2_SYSDIV2_MASK (0x3f << 23) - -#define TIVA_RCC2_DIV400 (1 << 30) - -#define TIVA_RCC2_USERCC2 (1 << 31) - -/** - * @} - */ - -/** - * @name RIS register bits definitions - * @{ - */ - -#define SYSCTL_RIS_PLLLRIS (1 << 6) - -/** - * @} - */ - /*===========================================================================*/ /* Driver pre-compile time settings. */ /*===========================================================================*/ @@ -172,7 +55,7 @@ */ #if !defined(TIVA_OSCSRC) -#define TIVA_OSCSRC TIVA_RCC2_OSCSRC2_MOSC +#define TIVA_OSCSRC SYSCTL_RCC2_OSCSRC2_MO #endif #if !defined(TIVA_MOSC_ENABLE) @@ -217,56 +100,56 @@ /* * Oscillator-related checks. */ -#if !(TIVA_OSCSRC == TIVA_RCC2_OSCSRC2_MOSC) && \ - !(TIVA_OSCSRC == TIVA_RCC2_OSCSRC2_PIOSC) && \ - !(TIVA_OSCSRC == TIVA_RCC2_OSCSRC2_PIOSC_4) && \ - !(TIVA_OSCSRC == TIVA_RCC2_OSCSRC2_LFIOSC) && \ - !(TIVA_OSCSRC == TIVA_RCC2_OSCSRC2_32768) +#if !(TIVA_OSCSRC == SYSCTL_RCC2_OSCSRC2_MO) && \ + !(TIVA_OSCSRC == SYSCTL_RCC2_OSCSRC2_IO) && \ + !(TIVA_OSCSRC == SYSCTL_RCC2_OSCSRC2_IO4) && \ + !(TIVA_OSCSRC == SYSCTL_RCC2_OSCSRC2_30) && \ + !(TIVA_OSCSRC == SYSCTL_RCC2_OSCSRC2_32) #error "Invalid value for TIVA_OSCSRC defined" #endif #if TIVA_XTAL_VALUE == 4000000 -#define TIVA_XTAL_ (0x06 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_4MHZ #elif TIVA_XTAL_VALUE == 4096000 -#define TIVA_XTAL_ (0x07 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_4_09MHZ #elif TIVA_XTAL_VALUE == 4915200 -#define TIVA_XTAL_ (0x08 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_4_91MHZ #elif TIVA_XTAL_VALUE == 5000000 -#define TIVA_XTAL_ (0x09 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_5MHZ #elif TIVA_XTAL_VALUE == 5120000 -#define TIVA_XTAL_ (0x0a << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_5_12MHZ #elif TIVA_XTAL_VALUE == 6000000 -#define TIVA_XTAL_ (0x0b << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_6MHZ #elif TIVA_XTAL_VALUE == 6144000 -#define TIVA_XTAL_ (0x0c << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_6_14MHZ #elif TIVA_XTAL_VALUE == 7372800 -#define TIVA_XTAL_ (0x0d << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_7_37MHZ #elif TIVA_XTAL_VALUE == 8000000 -#define TIVA_XTAL_ (0x0e << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_8MHZ #elif TIVA_XTAL_VALUE == 8192000 -#define TIVA_XTAL_ (0x0f << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_8_19MHZ #elif TIVA_XTAL_VALUE == 10000000 -#define TIVA_XTAL_ (0x10 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_10MHZ #elif TIVA_XTAL_VALUE == 12000000 -#define TIVA_XTAL_ (0x11 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_12MHZ #elif TIVA_XTAL_VALUE == 12288000 -#define TIVA_XTAL_ (0x12 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_12_2MHZ #elif TIVA_XTAL_VALUE == 13560000 -#define TIVA_XTAL_ (0x13 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_13_5MHZ #elif TIVA_XTAL_VALUE == 14318180 -#define TIVA_XTAL_ (0x14 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_14_3MHZ #elif TIVA_XTAL_VALUE == 16000000 -#define TIVA_XTAL_ (0x15 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_16MHZ #elif TIVA_XTAL_VALUE == 16384000 -#define TIVA_XTAL_ (0x16 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_16_3MHZ #elif TIVA_XTAL_VALUE == 18000000 -#define TIVA_XTAL_ (0x17 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_18MHZ #elif TIVA_XTAL_VALUE == 20000000 -#define TIVA_XTAL_ (0x18 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_20MHZ #elif TIVA_XTAL_VALUE == 24000000 -#define TIVA_XTAL_ (0x19 << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_24MHZ #elif TIVA_XTAL_VALUE == 25000000 -#define TIVA_XTAL_ (0x1a << 6) +#define TIVA_XTAL_ SYSCTL_RCC_XTAL_25MHZ #else #error "Invalid value for TIVA_XTAL_VALUE defined" #endif |