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author | Peter Pearse <peter.pearse@arm.com> | 2007-09-18 13:07:54 +0100 |
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committer | Peter Pearse <peter.pearse@arm.com> | 2007-09-18 13:07:54 +0100 |
commit | bd86220f58b99d6896198c385fda132f0c980915 (patch) | |
tree | 33ff54c9cc3ee2fc49ae6c2dab38456c3e023f7a /drivers/at45.c | |
parent | afd477b227c089f2b7ce0aadb20b9ea7dc6ee6f8 (diff) | |
download | u-boot-imx-bd86220f58b99d6896198c385fda132f0c980915.zip u-boot-imx-bd86220f58b99d6896198c385fda132f0c980915.tar.gz u-boot-imx-bd86220f58b99d6896198c385fda132f0c980915.tar.bz2 |
Move coloured led API to status_led.h
Improve indentation in drivers/at45.c
Diffstat (limited to 'drivers/at45.c')
-rw-r--r--[-rwxr-xr-x] | drivers/at45.c | 180 |
1 files changed, 92 insertions, 88 deletions
diff --git a/drivers/at45.c b/drivers/at45.c index f48d317..a075ebd 100755..100644 --- a/drivers/at45.c +++ b/drivers/at45.c @@ -48,28 +48,27 @@ AT91S_DataFlashStatus AT91F_DataFlashSendCommand(AT91PS_DataFlash pDataFlash, /* process the address to obtain page address and byte address */ adr = ((DataflashAddress / (pDataFlash->pDevice->pages_size)) << - pDataFlash->pDevice->page_offset) + (DataflashAddress % - (pDataFlash->pDevice-> - pages_size)); + pDataFlash->pDevice->page_offset) + + (DataflashAddress % (pDataFlash->pDevice->pages_size)); - /* fill the command buffer */ + /* fill the command buffer */ pDataFlash->pDataFlashDesc->command[0] = OpCode; if (pDataFlash->pDevice->pages_number >= 16384) { pDataFlash->pDataFlashDesc->command[1] = - (unsigned char)((adr & 0x0F000000) >> 24); + (unsigned char)((adr & 0x0F000000) >> 24); pDataFlash->pDataFlashDesc->command[2] = - (unsigned char)((adr & 0x00FF0000) >> 16); + (unsigned char)((adr & 0x00FF0000) >> 16); pDataFlash->pDataFlashDesc->command[3] = - (unsigned char)((adr & 0x0000FF00) >> 8); + (unsigned char)((adr & 0x0000FF00) >> 8); pDataFlash->pDataFlashDesc->command[4] = - (unsigned char)(adr & 0x000000FF); + (unsigned char)(adr & 0x000000FF); } else { pDataFlash->pDataFlashDesc->command[1] = - (unsigned char)((adr & 0x00FF0000) >> 16); + (unsigned char)((adr & 0x00FF0000) >> 16); pDataFlash->pDataFlashDesc->command[2] = - (unsigned char)((adr & 0x0000FF00) >> 8); + (unsigned char)((adr & 0x0000FF00) >> 8); pDataFlash->pDataFlashDesc->command[3] = - (unsigned char)(adr & 0x000000FF); + (unsigned char)(adr & 0x000000FF); pDataFlash->pDataFlashDesc->command[4] = 0; } pDataFlash->pDataFlashDesc->command[5] = 0; @@ -78,10 +77,10 @@ AT91S_DataFlashStatus AT91F_DataFlashSendCommand(AT91PS_DataFlash pDataFlash, /* Initialize the SpiData structure for the spi write fuction */ pDataFlash->pDataFlashDesc->tx_cmd_pt = - pDataFlash->pDataFlashDesc->command; + pDataFlash->pDataFlashDesc->command; pDataFlash->pDataFlashDesc->tx_cmd_size = CmdSize; pDataFlash->pDataFlashDesc->rx_cmd_pt = - pDataFlash->pDataFlashDesc->command; + pDataFlash->pDataFlashDesc->command; pDataFlash->pDataFlashDesc->rx_cmd_size = CmdSize; /* send the command and read the data */ @@ -123,8 +122,8 @@ AT91S_DataFlashStatus AT91F_DataFlashGetStatus(AT91PS_DataflashDesc pDesc) /* \brief wait for dataflash ready (bit7 of the status register == 1) */ /*----------------------------------------------------------------------*/ AT91S_DataFlashStatus AT91F_DataFlashWaitReady(AT91PS_DataflashDesc - pDataFlashDesc, - unsigned int timeout) + pDataFlashDesc, + unsigned int timeout) { pDataFlashDesc->DataFlash_state = IDLE; @@ -149,16 +148,17 @@ AT91S_DataFlashStatus AT91F_DataFlashWaitReady(AT91PS_DataflashDesc /* : <sizeToRead> = data buffer size */ /* Return value : State of the dataflash */ /*--------------------------------------------------------------------------*/ -AT91S_DataFlashStatus AT91F_DataFlashContinuousRead(AT91PS_DataFlash pDataFlash, - int src, - unsigned char *dataBuffer, - int sizeToRead) +AT91S_DataFlashStatus AT91F_DataFlashContinuousRead( + AT91PS_DataFlash pDataFlash, + int src, + unsigned char *dataBuffer, + int sizeToRead) { AT91S_DataFlashStatus status; /* Test the size to read in the device */ if ((src + sizeToRead) > - (pDataFlash->pDevice->pages_size * - (pDataFlash->pDevice->pages_number))) + (pDataFlash->pDevice->pages_size * + (pDataFlash->pDevice->pages_number))) return DATAFLASH_MEMORY_OVERFLOW; pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer; @@ -166,8 +166,8 @@ AT91S_DataFlashStatus AT91F_DataFlashContinuousRead(AT91PS_DataFlash pDataFlash, pDataFlash->pDataFlashDesc->tx_data_pt = dataBuffer; pDataFlash->pDataFlashDesc->tx_data_size = sizeToRead; - status = AT91F_DataFlashSendCommand - (pDataFlash, DB_CONTINUOUS_ARRAY_READ, 8, src); + status = AT91F_DataFlashSendCommand( + pDataFlash, DB_CONTINUOUS_ARRAY_READ, 8, src); /* Send the command to the dataflash */ return (status); } @@ -196,8 +196,8 @@ AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(AT91PS_DataFlash pDataFlash, /* Send the command to the dataflash */ if (pDataFlash->pDevice->pages_number >= 16384) cmdsize = 5; - return (AT91F_DataFlashSendCommand(pDataFlash, DB_PAGE_PGM_BUF1, - cmdsize, dest)); + return (AT91F_DataFlashSendCommand( + pDataFlash, DB_PAGE_PGM_BUF1, cmdsize, dest)); } /*---------------------------------------------------------------------------*/ @@ -208,16 +208,17 @@ AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(AT91PS_DataFlash pDataFlash, /* : */ /* Return value : State of the dataflash */ /*---------------------------------------------------------------------------*/ -AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(AT91PS_DataFlash - pDataFlash, - unsigned char - BufferCommand, - unsigned int page) +AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert( + AT91PS_DataFlash + pDataFlash, + unsigned char + BufferCommand, + unsigned int page) { int cmdsize; /* Test if the buffer command is legal */ - if ((BufferCommand != DB_PAGE_2_BUF1_TRF) - && (BufferCommand != DB_PAGE_2_BUF2_TRF)) + if ((BufferCommand != DB_PAGE_2_BUF1_TRF)&& + (BufferCommand != DB_PAGE_2_BUF2_TRF)) return DATAFLASH_BAD_COMMAND; /* no data to transmit or receive */ @@ -225,9 +226,9 @@ AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(AT91PS_DataFlash cmdsize = 4; if (pDataFlash->pDevice->pages_number >= 16384) cmdsize = 5; - return (AT91F_DataFlashSendCommand(pDataFlash, BufferCommand, cmdsize, - page * - pDataFlash->pDevice->pages_size)); + return (AT91F_DataFlashSendCommand( + pDataFlash, BufferCommand, cmdsize, + page * pDataFlash->pDevice->pages_size)); } /*-------------------------------------------------------------------------- */ @@ -240,16 +241,17 @@ AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(AT91PS_DataFlash /* : <SizeToWrite> = data buffer size */ /* Return value : State of the dataflash */ /*---------------------------------------------------------------------------*/ -AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer(AT91PS_DataFlash pDataFlash, - unsigned char BufferCommand, - unsigned char *dataBuffer, - unsigned int bufferAddress, - int SizeToWrite) +AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer( + AT91PS_DataFlash pDataFlash, + unsigned char BufferCommand, + unsigned char *dataBuffer, + unsigned int bufferAddress, + int SizeToWrite) { int cmdsize; /* Test if the buffer command is legal */ - if ((BufferCommand != DB_BUF1_WRITE) - && (BufferCommand != DB_BUF2_WRITE)) + if ((BufferCommand != DB_BUF1_WRITE) && + (BufferCommand != DB_BUF2_WRITE)) return DATAFLASH_BAD_COMMAND; /* buffer address must be lower than page size */ @@ -265,28 +267,28 @@ AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer(AT91PS_DataFlash pDataFlash, if (pDataFlash->pDevice->pages_number >= 16384) { pDataFlash->pDataFlashDesc->command[2] = 0; pDataFlash->pDataFlashDesc->command[3] = - (unsigned char)(((unsigned int)(bufferAddress & - pDataFlash->pDevice-> - byte_mask)) >> 8); + (unsigned char)(((unsigned int)(bufferAddress & + pDataFlash->pDevice-> + byte_mask)) >> 8); pDataFlash->pDataFlashDesc->command[4] = - (unsigned char)((unsigned int)bufferAddress & 0x00FF); + (unsigned char)((unsigned int)bufferAddress & 0x00FF); cmdsize = 5; } else { pDataFlash->pDataFlashDesc->command[2] = - (unsigned char)(((unsigned int)(bufferAddress & - pDataFlash->pDevice-> - byte_mask)) >> 8); + (unsigned char)(((unsigned int)(bufferAddress & + pDataFlash->pDevice-> + byte_mask)) >> 8); pDataFlash->pDataFlashDesc->command[3] = - (unsigned char)((unsigned int)bufferAddress & 0x00FF); + (unsigned char)((unsigned int)bufferAddress & 0x00FF); pDataFlash->pDataFlashDesc->command[4] = 0; cmdsize = 4; } pDataFlash->pDataFlashDesc->tx_cmd_pt = - pDataFlash->pDataFlashDesc->command; + pDataFlash->pDataFlashDesc->command; pDataFlash->pDataFlashDesc->tx_cmd_size = cmdsize; pDataFlash->pDataFlashDesc->rx_cmd_pt = - pDataFlash->pDataFlashDesc->command; + pDataFlash->pDataFlashDesc->command; pDataFlash->pDataFlashDesc->rx_cmd_size = cmdsize; pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer; @@ -305,8 +307,9 @@ AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer(AT91PS_DataFlash pDataFlash, /* : */ /* Return value : State of the dataflash */ /*---------------------------------------------------------------------------*/ -AT91S_DataFlashStatus AT91F_PageErase(AT91PS_DataFlash pDataFlash, - unsigned int page) +AT91S_DataFlashStatus AT91F_PageErase( + AT91PS_DataFlash pDataFlash, + unsigned int page) { int cmdsize; /* Test if the buffer command is legal */ @@ -316,9 +319,9 @@ AT91S_DataFlashStatus AT91F_PageErase(AT91PS_DataFlash pDataFlash, cmdsize = 4; if (pDataFlash->pDevice->pages_number >= 16384) cmdsize = 5; - return (AT91F_DataFlashSendCommand(pDataFlash, DB_PAGE_ERASE, cmdsize, - page * - pDataFlash->pDevice->pages_size)); + return (AT91F_DataFlashSendCommand(pDataFlash, + DB_PAGE_ERASE, cmdsize, + page * pDataFlash->pDevice->pages_size)); } /*---------------------------------------------------------------------------*/ @@ -329,8 +332,9 @@ AT91S_DataFlashStatus AT91F_PageErase(AT91PS_DataFlash pDataFlash, /* : */ /* Return value : State of the dataflash */ /*---------------------------------------------------------------------------*/ -AT91S_DataFlashStatus AT91F_BlockErase(AT91PS_DataFlash pDataFlash, - unsigned int block) +AT91S_DataFlashStatus AT91F_BlockErase( + AT91PS_DataFlash pDataFlash, + unsigned int block) { int cmdsize; /* Test if the buffer command is legal */ @@ -340,8 +344,8 @@ AT91S_DataFlashStatus AT91F_BlockErase(AT91PS_DataFlash pDataFlash, if (pDataFlash->pDevice->pages_number >= 16384) cmdsize = 5; return (AT91F_DataFlashSendCommand(pDataFlash, DB_BLOCK_ERASE, cmdsize, - block * 8 * - pDataFlash->pDevice->pages_size)); + block * 8 * + pDataFlash->pDevice->pages_size)); } /*---------------------------------------------------------------------------*/ @@ -353,15 +357,15 @@ AT91S_DataFlashStatus AT91F_BlockErase(AT91PS_DataFlash pDataFlash, /* Return value : State of the dataflash */ /*---------------------------------------------------------------------------*/ AT91S_DataFlashStatus AT91F_WriteBufferToMain(AT91PS_DataFlash pDataFlash, - unsigned char BufferCommand, - unsigned int dest) + unsigned char BufferCommand, + unsigned int dest) { int cmdsize; /* Test if the buffer command is correct */ if ((BufferCommand != DB_BUF1_PAGE_PGM) && - (BufferCommand != DB_BUF1_PAGE_ERASE_PGM) && - (BufferCommand != DB_BUF2_PAGE_PGM) && - (BufferCommand != DB_BUF2_PAGE_ERASE_PGM)) + (BufferCommand != DB_BUF1_PAGE_ERASE_PGM) && + (BufferCommand != DB_BUF2_PAGE_PGM) && + (BufferCommand != DB_BUF2_PAGE_ERASE_PGM)) return DATAFLASH_BAD_COMMAND; /* no data to transmit or receive */ @@ -371,8 +375,8 @@ AT91S_DataFlashStatus AT91F_WriteBufferToMain(AT91PS_DataFlash pDataFlash, if (pDataFlash->pDevice->pages_number >= 16384) cmdsize = 5; /* Send the command to the dataflash */ - return (AT91F_DataFlashSendCommand(pDataFlash, BufferCommand, cmdsize, - dest)); + return (AT91F_DataFlashSendCommand(pDataFlash, BufferCommand, + cmdsize, dest)); } /*---------------------------------------------------------------------------*/ @@ -383,9 +387,9 @@ AT91S_DataFlashStatus AT91F_WriteBufferToMain(AT91PS_DataFlash pDataFlash, /* : <length> = Number of bytes to erase */ /*---------------------------------------------------------------------------*/ AT91S_DataFlashStatus AT91F_PartialPageWrite(AT91PS_DataFlash pDataFlash, - unsigned char *src, - unsigned int dest, - unsigned int size) + unsigned char *src, + unsigned int dest, + unsigned int size) { unsigned int page; unsigned int AdrInPage; @@ -399,10 +403,10 @@ AT91S_DataFlashStatus AT91F_PartialPageWrite(AT91PS_DataFlash pDataFlash, AT91C_TIMEOUT_WRDY); /*Update the SRAM buffer */ AT91F_DataFlashWriteBuffer(pDataFlash, DB_BUF1_WRITE, src, - AdrInPage, size); + AdrInPage, size); AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, - AT91C_TIMEOUT_WRDY); + AT91C_TIMEOUT_WRDY); /* Erase page if a 128 Mbits device */ if (pDataFlash->pDevice->pages_number >= 16384) { @@ -426,8 +430,8 @@ AT91S_DataFlashStatus AT91F_PartialPageWrite(AT91PS_DataFlash pDataFlash, /* : <size> = data buffer size */ /*---------------------------------------------------------------------------*/ AT91S_DataFlashStatus AT91F_DataFlashWrite(AT91PS_DataFlash pDataFlash, - unsigned char *src, - int dest, int size) + unsigned char *src, + int dest, int size) { unsigned int length; unsigned int page; @@ -436,14 +440,14 @@ AT91S_DataFlashStatus AT91F_DataFlashWrite(AT91PS_DataFlash pDataFlash, AT91F_SpiEnable(pDataFlash->pDevice->cs); if ((dest + size) > (pDataFlash->pDevice->pages_size * - (pDataFlash->pDevice->pages_number))) + (pDataFlash->pDevice->pages_number))) return DATAFLASH_MEMORY_OVERFLOW; /* If destination does not fit a page start address */ if ((dest % ((unsigned int)(pDataFlash->pDevice->pages_size))) != 0) { - length = pDataFlash->pDevice->pages_size - - (dest % ((unsigned int) - (pDataFlash->pDevice->pages_size))); + length = + pDataFlash->pDevice->pages_size - + (dest % ((unsigned int)(pDataFlash->pDevice->pages_size))); if (size < length) length = size; @@ -465,9 +469,9 @@ AT91S_DataFlashStatus AT91F_DataFlashWrite(AT91PS_DataFlash pDataFlash, page = (unsigned int)dest / (pDataFlash->pDevice->pages_size); status = AT91F_DataFlashWriteBuffer(pDataFlash, - DB_BUF1_WRITE, src, 0, - pDataFlash->pDevice-> - pages_size); + DB_BUF1_WRITE, src, 0, + pDataFlash->pDevice-> + pages_size); AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, AT91C_TIMEOUT_WRDY); @@ -478,7 +482,7 @@ AT91S_DataFlashStatus AT91F_DataFlashWrite(AT91PS_DataFlash pDataFlash, return DATAFLASH_ERROR; status = AT91F_WriteBufferToMain(pDataFlash, - DB_BUF1_PAGE_PGM, dest); + DB_BUF1_PAGE_PGM, dest); if (!status) return DATAFLASH_ERROR; @@ -517,20 +521,20 @@ int AT91F_DataFlashRead(AT91PS_DataFlash pDataFlash, AT91F_SpiEnable(pDataFlash->pDevice->cs); if (AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, - AT91C_TIMEOUT_WRDY) != DATAFLASH_OK) + AT91C_TIMEOUT_WRDY) != DATAFLASH_OK) return -1; while (size) { SizeToRead = (size < 0x8000) ? size : 0x8000; if (AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc, - AT91C_TIMEOUT_WRDY) != - DATAFLASH_OK) + AT91C_TIMEOUT_WRDY) != + DATAFLASH_OK) return -1; if (AT91F_DataFlashContinuousRead(pDataFlash, addr, - (uchar *) buffer, - SizeToRead) != DATAFLASH_OK) + (uchar *) buffer, + SizeToRead) != DATAFLASH_OK) return -1; size -= SizeToRead; |