diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/lpc32xx/include/bsp.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/lpc32xx/include/bsp.h | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/c/src/lib/libbsp/arm/lpc32xx/include/bsp.h b/c/src/lib/libbsp/arm/lpc32xx/include/bsp.h deleted file mode 100644 index c36dafd43d..0000000000 --- a/c/src/lib/libbsp/arm/lpc32xx/include/bsp.h +++ /dev/null @@ -1,261 +0,0 @@ -/** - * @file - * - * @ingroup arm_lpc32xx - * - * @brief Global BSP definitions. - */ - -/* - * Copyright (c) 2009-2011 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_LPC32XX_BSP_H -#define LIBBSP_ARM_LPC32XX_BSP_H - -#include <bspopts.h> - -#define BSP_FEATURE_IRQ_EXTENSION - -#ifndef ASM - -#include <rtems.h> -#include <rtems/console.h> -#include <rtems/clockdrv.h> - -#include <bsp/lpc32xx.h> -#include <bsp/default-initial-extension.h> - -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ - -struct rtems_bsdnet_ifconfig; - -/** - * @defgroup arm_lpc32xx LPC32XX Support - * - * @ingroup bsp_arm - * - * @brief LPC32XX support package. - * - * @{ - */ - -/** - * @brief Network driver attach and detach function. - */ -int lpc_eth_attach_detach( - struct rtems_bsdnet_ifconfig *config, - int attaching -); - -/** - * @brief Standard network driver attach and detach function. - */ -#define RTEMS_BSP_NETWORK_DRIVER_ATTACH lpc_eth_attach_detach - -/** - * @brief Standard network driver name. - */ -#define RTEMS_BSP_NETWORK_DRIVER_NAME "eth0" - -/** - * @brief Optimized idle task. - * - * This idle task sets the power mode to idle. This causes the processor clock - * to be stopped, while on-chip peripherals remain active. Any enabled - * interrupt from a peripheral or an external interrupt source will cause the - * processor to resume execution. - * - * To enable the idle task use the following in the system configuration: - * - * @code - * #include <bsp.h> - * - * #define CONFIGURE_INIT - * - * #define CONFIGURE_IDLE_TASK_BODY lpc32xx_idle - * - * #include <confdefs.h> - * @endcode - */ -void *lpc32xx_idle(uintptr_t ignored); - -#define LPC32XX_STANDARD_TIMER (&lpc32xx.timer_1) - -static inline unsigned lpc32xx_timer(void) -{ - volatile lpc_timer *timer = LPC32XX_STANDARD_TIMER; - - return timer->tc; -} - -static inline void lpc32xx_micro_seconds_delay(unsigned us) -{ - unsigned start = lpc32xx_timer(); - unsigned delay = us * (LPC32XX_PERIPH_CLK / 1000000); - unsigned elapsed = 0; - - do { - elapsed = lpc32xx_timer() - start; - } while (elapsed < delay); -} - -#if LPC32XX_OSCILLATOR_MAIN == 13000000U - #define LPC32XX_HCLKPLL_CTRL_INIT_VALUE \ - (HCLK_PLL_POWER | HCLK_PLL_DIRECT | HCLK_PLL_M(16 - 1)) - #define LPC32XX_HCLKDIV_CTRL_INIT_VALUE \ - (HCLK_DIV_HCLK(2 - 1) | HCLK_DIV_PERIPH_CLK(16 - 1) | HCLK_DIV_DDRAM_CLK(0)) -#else - #error "unexpected main oscillator frequency" -#endif - -bool lpc32xx_start_pll_setup( - uint32_t hclkpll_ctrl, - uint32_t hclkdiv_ctrl, - bool force -); - -uint32_t lpc32xx_sysclk(void); - -uint32_t lpc32xx_hclkpll_clk(void); - -uint32_t lpc32xx_periph_clk(void); - -uint32_t lpc32xx_hclk(void); - -uint32_t lpc32xx_arm_clk(void); - -uint32_t lpc32xx_ddram_clk(void); - -typedef enum { - LPC32XX_NAND_CONTROLLER_NONE, - LPC32XX_NAND_CONTROLLER_MLC, - LPC32XX_NAND_CONTROLLER_SLC -} lpc32xx_nand_controller; - -void lpc32xx_select_nand_controller(lpc32xx_nand_controller nand_controller); - -void bsp_restart(void *addr); - -void *bsp_idle_thread(uintptr_t arg); - -#define BSP_IDLE_TASK_BODY bsp_idle_thread - -#define BSP_CONSOLE_UART_BASE LPC32XX_BASE_UART_5 - -/** - * @brief Begin of magic zero area. - * - * A read from this area returns zero. Writes have no effect. - */ -extern uint32_t lpc32xx_magic_zero_begin []; - -/** - * @brief End of magic zero area. - * - * A read from this area returns zero. Writes have no effect. - */ -extern uint32_t lpc32xx_magic_zero_end []; - -/** - * @brief Size of magic zero area. - * - * A read from this area returns zero. Writes have no effect. - */ -extern uint32_t lpc32xx_magic_zero_size []; - -#ifdef LPC32XX_SCRATCH_AREA_SIZE - /** - * @rief Scratch area. - * - * The usage is application specific. - */ - extern uint8_t lpc32xx_scratch_area [LPC32XX_SCRATCH_AREA_SIZE] - __attribute__((aligned(32))); -#endif - -#define LPC32XX_DO_STOP_GPDMA \ - do { \ - if ((LPC32XX_DMACLK_CTRL & 0x1) != 0) { \ - if ((lpc32xx.dma.cfg & DMA_CFG_E) != 0) { \ - int i = 0; \ - for (i = 0; i < 8; ++i) { \ - lpc32xx.dma.channels [i].cfg = 0; \ - } \ - lpc32xx.dma.cfg &= ~DMA_CFG_E; \ - } \ - LPC32XX_DMACLK_CTRL = 0; \ - } \ - } while (0) - -#define LPC32XX_DO_STOP_ETHERNET \ - do { \ - if ((LPC32XX_MAC_CLK_CTRL & 0x7) == 0x7) { \ - lpc32xx.eth.command = 0x38; \ - lpc32xx.eth.mac1 = 0xcf00; \ - lpc32xx.eth.mac1 = 0; \ - LPC32XX_MAC_CLK_CTRL = 0; \ - } \ - } while (0) - -#define LPC32XX_DO_STOP_USB \ - do { \ - if ((LPC32XX_USB_CTRL & 0x010e8000) != 0) { \ - LPC32XX_OTG_CLK_CTRL = 0; \ - LPC32XX_USB_CTRL = 0x80000; \ - } \ - } while (0) - -#define LPC32XX_DO_RESTART(addr) \ - do { \ - ARM_SWITCH_REGISTERS; \ - rtems_interrupt_level level; \ - uint32_t ctrl = 0; \ - \ - rtems_interrupt_disable(level); \ - \ - arm_cp15_data_cache_test_and_clean(); \ - arm_cp15_instruction_cache_invalidate(); \ - \ - ctrl = arm_cp15_get_control(); \ - ctrl &= ~(ARM_CP15_CTRL_I | ARM_CP15_CTRL_C | ARM_CP15_CTRL_M); \ - arm_cp15_set_control(ctrl); \ - \ - __asm__ volatile ( \ - ARM_SWITCH_TO_ARM \ - "mov pc, %[addr]\n" \ - ARM_SWITCH_BACK \ - : ARM_SWITCH_OUTPUT \ - : [addr] "r" (addr) \ - ); \ - } while (0) - -/** @} */ - -/** - * @defgroup lpc LPC Support - * - * @ingroup arm_lpc32xx - * - * @brief LPC support package. - */ - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* ASM */ - -#endif /* LIBBSP_ARM_LPC32XX_BSP_H */ |