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Diffstat (limited to 'include/bsp/start-config.h')
-rw-r--r-- | include/bsp/start-config.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/include/bsp/start-config.h b/include/bsp/start-config.h new file mode 100644 index 0000000000..4476cbdebe --- /dev/null +++ b/include/bsp/start-config.h @@ -0,0 +1,121 @@ +/** + * @file + * + * @ingroup lpc24xx + * + * @brief BSP start configuration. + */ + +/* + * Copyright (c) 2011-2012 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Obere Lagerstr. 30 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef LIBBSP_ARM_LPC24XX_START_CONFIG_H +#define LIBBSP_ARM_LPC24XX_START_CONFIG_H + +#include <rtems/score/armv7m.h> + +#include <bsp.h> +#include <bsp/io.h> +#include <bsp/start.h> +#include <bsp/lpc-emc.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/** + * @brief Pico seconds @a ps to clock ticks for clock frequency @a f. + */ +#define LPC24XX_PS_TO_CLK(ps, f) \ + (((((uint64_t) (ps)) * ((uint64_t) (f))) + 1000000000000ULL - 1ULL) \ + / 1000000000000ULL) + +/** + * @brief Pico seconds @a ps to EMCCLK clock ticks adjusted by @a m. + */ +#define LPC24XX_PS_TO_EMCCLK(ps, m) \ + (LPC24XX_PS_TO_CLK(ps, LPC24XX_EMCCLK) > (m) ? \ + LPC24XX_PS_TO_CLK(ps, LPC24XX_EMCCLK) - (m) : 0) + +typedef struct { + uint32_t refresh; + uint32_t readconfig; + uint32_t trp; + uint32_t tras; + uint32_t tsrex; + uint32_t tapr; + uint32_t tdal; + uint32_t twr; + uint32_t trc; + uint32_t trfc; + uint32_t txsr; + uint32_t trrd; + uint32_t tmrd; + uint32_t emcdlyctl; +} lpc24xx_emc_dynamic_config; + +typedef struct { + volatile lpc_emc_dynamic *chip_select; + uint32_t address; + uint32_t config; + uint32_t rascas; + uint32_t mode; +} lpc24xx_emc_dynamic_chip_config; + +typedef struct { + volatile lpc_emc_static *chip_select; + struct { + uint32_t config; + uint32_t waitwen; + uint32_t waitoen; + uint32_t waitrd; + uint32_t waitpage; + uint32_t waitwr; + uint32_t waitrun; + } config; +} lpc24xx_emc_static_chip_config; + +extern BSP_START_DATA_SECTION const lpc24xx_pin_range + lpc24xx_start_config_pinsel []; + +extern BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_config + lpc24xx_start_config_emc_dynamic []; + +extern BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_chip_config + lpc24xx_start_config_emc_dynamic_chip []; + +extern BSP_START_DATA_SECTION const size_t + lpc24xx_start_config_emc_dynamic_chip_count; + +extern BSP_START_DATA_SECTION const lpc24xx_emc_static_chip_config + lpc24xx_start_config_emc_static_chip []; + +extern BSP_START_DATA_SECTION const size_t + lpc24xx_start_config_emc_static_chip_count; + +#ifdef ARM_MULTILIB_ARCH_V7M + +extern BSP_START_DATA_SECTION const ARMV7M_MPU_Region + lpc24xx_start_config_mpu_region []; + +extern BSP_START_DATA_SECTION const size_t + lpc24xx_start_config_mpu_region_count; + +#endif /* ARM_MULTILIB_ARCH_V7M */ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* LIBBSP_ARM_LPC24XX_START_CONFIG_H */ |