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Diffstat (limited to 'c/src/lib/libcpu/powerpc/mpc55xx/include/mpc55xx.h')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/mpc55xx/include/mpc55xx.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/c/src/lib/libcpu/powerpc/mpc55xx/include/mpc55xx.h b/c/src/lib/libcpu/powerpc/mpc55xx/include/mpc55xx.h deleted file mode 100644 index 634be30e18..0000000000 --- a/c/src/lib/libcpu/powerpc/mpc55xx/include/mpc55xx.h +++ /dev/null @@ -1,155 +0,0 @@ -/** - * @file - * - * @ingroup mpc55xx - * - * @brief Documentation for this file - */ - -/* - * Copyright (c) 2008-2012 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. - */ - -/** - * @defgroup mpc55xx BSP for MPC55xx boards - */ - -/** - * @defgroup mpc55xx_config Configuration files - * - * @ingroup mpc55xx - * - * Makefiles, configure scripts etc. - */ - -/** - * @page mpc55xx_ext_doc External Documentation - * - * @section mpc55xx_ext_doc_mpc5567rm_1 MPC5567 Microcontroller Reference Manual (Rev. 1, January 2007, Volume 1 of 2) - * @section mpc55xx_ext_doc_mpc5567rm_2 MPC5567 Microcontroller Reference Manual (Rev. 1, January 2007, Volume 2 of 2) - */ - -#ifndef LIBCPU_POWERPC_MPC55XX_H -#define LIBCPU_POWERPC_MPC55XX_H - -#include <mpc55xx/regs.h> -#include <mpc55xx/regs-mmu.h> - -#include <libcpu/powerpc-utility.h> - -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ - -int mpc55xx_flash_copy(void *dest, const void *src, size_t nbytes); -int mpc55xx_flash_copy_op(void *rdest, const void *src, size_t nbytes, - uint32_t opmask, uint32_t *p_fail_addr); -int mpc55xx_flash_size(uint32_t *p_size); -int mpc55xx_flash_writable(void); -uint32_t mpc55xx_flash_address(void); -void mpc55xx_flash_set_read_only(void); -void mpc55xx_flash_set_read_write(void); - -int mpc55xx_physical_address(const void *addr, uint32_t *p_result); -int mpc55xx_mapped_address(const void *addr, uint32_t *p_result); - -/* Bits for opmask. */ -#define MPC55XX_FLASH_BLANK_CHECK 0x01 -#define MPC55XX_FLASH_UNLOCK 0x02 -#define MPC55XX_FLASH_ERASE 0x04 -#define MPC55XX_FLASH_PROGRAM 0x08 -#define MPC55XX_FLASH_VERIFY 0x10 - -/* Error returns. CONFIG or SIZE might mean you just - * need to check for new configuration bits. - * SIZE and RANGE mean you are outside of a known flash region. - * ERASE means the erase failed, - * PROGRAM means the program failed, - * BLANK means it wasn't blank and BLANK_CHECK was specified, - * VERIFY means VERIFY was set and it didn't match the source, - * and LOCK means either the locking failed or you needed to - * specify MPC55XX_FLASH_UNLOCK and didn't. - */ -#define MPC55XX_FLASH_CONFIG_ERR (-1) -#define MPC55XX_FLASH_SIZE_ERR (-2) -#define MPC55XX_FLASH_RANGE_ERR (-3) -#define MPC55XX_FLASH_ERASE_ERR (-4) -#define MPC55XX_FLASH_PROGRAM_ERR (-5) -#define MPC55XX_FLASH_NOT_BLANK_ERR (-6) -#define MPC55XX_FLASH_VERIFY_ERR (-7) -#define MPC55XX_FLASH_LOCK_ERR (-8) - -#define MPC55XX_CACHE_ALIGNED_MASK ((uintptr_t) 0x1f) - -#define MPC55XX_CACHE_LINE_SIZE 32 - -/** - * @brief Returns true if the buffer starting at @a s of size @a n is cache aligned. - */ -static inline int mpc55xx_is_cache_aligned( const void *s, size_t n) -{ - return !(((uintptr_t) s & MPC55XX_CACHE_ALIGNED_MASK) || (n & MPC55XX_CACHE_ALIGNED_MASK)); -} - -static inline uintptr_t mpc55xx_cache_aligned_start( const void *s) -{ - return ((uintptr_t) s & MPC55XX_CACHE_ALIGNED_MASK) ? (((uintptr_t) s & ~MPC55XX_CACHE_ALIGNED_MASK) + MPC55XX_CACHE_LINE_SIZE) : (uintptr_t)s; -} - -static inline size_t mpc55xx_non_cache_aligned_size( const void *s) -{ - return (uintptr_t) mpc55xx_cache_aligned_start( s) - (uintptr_t) s; -} - -static inline size_t mpc55xx_cache_aligned_size( const void *s, size_t n) -{ - return (n - mpc55xx_non_cache_aligned_size( s)) & ~MPC55XX_CACHE_ALIGNED_MASK; -} - -/** - * @brief Returns the number of leading zeros. - */ -static inline uint32_t mpc55xx_count_leading_zeros( uint32_t value) -{ - uint32_t count; - __asm__ ( - "cntlzw %0, %1;" - : "=r" (count) - : "r" (value) - ); - return count; -} - -static inline void mpc55xx_wait_for_interrupt(void) -{ - #ifdef MPC55XX_HAS_WAIT_INSTRUCTION - __asm__ volatile ("wait"); - #else - __asm__ volatile (""); - #endif -} - -static inline void mpc55xx_mmu_apply_config(const struct MMU_tag *config) -{ - PPC_SET_SPECIAL_PURPOSE_REGISTER(FSL_EIS_MAS0, config->MAS0.R); - PPC_SET_SPECIAL_PURPOSE_REGISTER(FSL_EIS_MAS1, config->MAS1.R); - PPC_SET_SPECIAL_PURPOSE_REGISTER(FSL_EIS_MAS2, config->MAS2.R); - PPC_SET_SPECIAL_PURPOSE_REGISTER(FSL_EIS_MAS3, config->MAS3.R); - __asm__ volatile ("tlbwe"); -} - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* LIBCPU_POWERPC_MPC55XX_H */ |