#include "clock.h"
-#include <csp/secHw.h>
#include <mach/csp/secHw_def.h>
#include <mach/csp/chipcHw_inline.h>
#include <mach/csp/tmrHw_reg.h>
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/errno.h>
-#include <csp/stdint.h>
-#include <csp/module.h>
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <linux/export.h>
#include <mach/csp/chipcHw_def.h>
#include <mach/csp/chipcHw_inline.h>
-#include <csp/reg.h>
-#include <csp/delay.h>
+#include <mach/csp/reg.h>
+#include <linux/delay.h>
/* ---- Private Constants and Types --------------------------------------- */
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/errno.h>
-#include <csp/stdint.h>
-#include <csp/module.h>
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <linux/export.h>
#include <mach/csp/chipcHw_def.h>
#include <mach/csp/chipcHw_inline.h>
-#include <csp/reg.h>
-#include <csp/delay.h>
+#include <mach/csp/reg.h>
+#include <linux/delay.h>
/* ---- Private Constants and Types --------------------------------------- */
/*
*****************************************************************************/
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/stdint.h>
+#include <linux/types.h>
#include <mach/csp/chipcHw_def.h>
#include <mach/csp/chipcHw_inline.h>
-#include <csp/intcHw.h>
-#include <csp/cache.h>
+#include <mach/csp/intcHw_reg.h>
+#include <asm/cacheflush.h>
/* ---- Private Constants and Types --------------------------------------- */
/* ---- Private Variables ------------------------------------------------- */
i++;
} while (((uint32_t *) MM_IO_BASE_ARAM)[i - 1] != 0xe1a0f00f); /* 0xe1a0f00f == asm ("mov r15, r15"); */
- CSP_CACHE_FLUSH_ALL;
+ flush_cache_all();
/* run the function from ARAM */
runFunc();
/****************************************************************************/
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/stdint.h>
-#include <csp/string.h>
+#include <linux/types.h>
+#include <linux/string.h>
#include <stddef.h>
-#include <csp/dmacHw.h>
+#include <mach/csp/dmacHw.h>
#include <mach/csp/dmacHw_reg.h>
#include <mach/csp/dmacHw_priv.h>
#include <mach/csp/chipcHw_inline.h>
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/stdint.h>
+#include <linux/types.h>
#include <stddef.h>
-#include <csp/dmacHw.h>
+#include <mach/csp/dmacHw.h>
#include <mach/csp/dmacHw_reg.h>
#include <mach/csp/dmacHw_priv.h>
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/errno.h>
-#include <csp/stdint.h>
+#include <linux/errno.h>
+#include <linux/types.h>
-#include <csp/tmrHw.h>
+#include <mach/csp/tmrHw.h>
#include <mach/csp/tmrHw_reg.h>
#define tmrHw_ASSERT(a) if (!(a)) *(char *)0 = 0
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-#ifndef CSP_CACHE_H
-#define CSP_CACHE_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#include <csp/stdint.h>
-
-/* ---- Public Constants and Types --------------------------------------- */
-
-#if defined(__KERNEL__) && !defined(STANDALONE)
-#include <asm/cacheflush.h>
-
-#define CSP_CACHE_FLUSH_ALL flush_cache_all()
-
-#else
-
-#define CSP_CACHE_FLUSH_ALL
-
-#endif
-
-#endif /* CSP_CACHE_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-
-#ifndef CSP_DELAY_H
-#define CSP_DELAY_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-/* Some CSP routines require use of the following delay routines. Use the OS */
-/* version if available, otherwise use a CSP specific definition. */
-/* void udelay(unsigned long usecs); */
-/* void mdelay(unsigned long msecs); */
-
-#if defined(__KERNEL__) && !defined(STANDALONE)
- #include <linux/delay.h>
-#else
- #include <mach/csp/delay.h>
-#endif
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-#endif /* CSP_DELAY_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-/****************************************************************************/
-/**
-* @file dmacHw.h
-*
-* @brief API definitions for low level DMA controller driver
-*
-*/
-/****************************************************************************/
-#ifndef _DMACHW_H
-#define _DMACHW_H
-
-#include <stddef.h>
-
-#include <csp/stdint.h>
-#include <mach/csp/dmacHw_reg.h>
-
-/* Define DMA Channel ID using DMA controller number (m) and channel number (c).
-
- System specific channel ID should be defined as follows
-
- For example:
-
- #include <dmacHw.h>
- ...
- #define systemHw_LCD_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,5)
- #define systemHw_SWITCH_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,0)
- #define systemHw_SWITCH_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,1)
- #define systemHw_APM_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,3)
- #define systemHw_APM_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,4)
- ...
- #define systemHw_SHARED1_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,4)
- #define systemHw_SHARED2_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,5)
- #define systemHw_SHARED3_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,6)
- ...
-*/
-#define dmacHw_MAKE_CHANNEL_ID(m, c) (m << 8 | c)
-
-typedef enum {
- dmacHw_CHANNEL_PRIORITY_0 = dmacHw_REG_CFG_LO_CH_PRIORITY_0, /* Channel priority 0. Lowest priority DMA channel */
- dmacHw_CHANNEL_PRIORITY_1 = dmacHw_REG_CFG_LO_CH_PRIORITY_1, /* Channel priority 1 */
- dmacHw_CHANNEL_PRIORITY_2 = dmacHw_REG_CFG_LO_CH_PRIORITY_2, /* Channel priority 2 */
- dmacHw_CHANNEL_PRIORITY_3 = dmacHw_REG_CFG_LO_CH_PRIORITY_3, /* Channel priority 3 */
- dmacHw_CHANNEL_PRIORITY_4 = dmacHw_REG_CFG_LO_CH_PRIORITY_4, /* Channel priority 4 */
- dmacHw_CHANNEL_PRIORITY_5 = dmacHw_REG_CFG_LO_CH_PRIORITY_5, /* Channel priority 5 */
- dmacHw_CHANNEL_PRIORITY_6 = dmacHw_REG_CFG_LO_CH_PRIORITY_6, /* Channel priority 6 */
- dmacHw_CHANNEL_PRIORITY_7 = dmacHw_REG_CFG_LO_CH_PRIORITY_7 /* Channel priority 7. Highest priority DMA channel */
-} dmacHw_CHANNEL_PRIORITY_e;
-
-/* Source destination master interface */
-typedef enum {
- dmacHw_SRC_MASTER_INTERFACE_1 = dmacHw_REG_CTL_SMS_1, /* Source DMA master interface 1 */
- dmacHw_SRC_MASTER_INTERFACE_2 = dmacHw_REG_CTL_SMS_2, /* Source DMA master interface 2 */
- dmacHw_DST_MASTER_INTERFACE_1 = dmacHw_REG_CTL_DMS_1, /* Destination DMA master interface 1 */
- dmacHw_DST_MASTER_INTERFACE_2 = dmacHw_REG_CTL_DMS_2 /* Destination DMA master interface 2 */
-} dmacHw_MASTER_INTERFACE_e;
-
-typedef enum {
- dmacHw_SRC_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_SRC_TR_WIDTH_8, /* Source 8 bit (1 byte) per transaction */
- dmacHw_SRC_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_SRC_TR_WIDTH_16, /* Source 16 bit (2 byte) per transaction */
- dmacHw_SRC_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_SRC_TR_WIDTH_32, /* Source 32 bit (4 byte) per transaction */
- dmacHw_SRC_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_SRC_TR_WIDTH_64, /* Source 64 bit (8 byte) per transaction */
- dmacHw_DST_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_DST_TR_WIDTH_8, /* Destination 8 bit (1 byte) per transaction */
- dmacHw_DST_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_DST_TR_WIDTH_16, /* Destination 16 bit (2 byte) per transaction */
- dmacHw_DST_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_DST_TR_WIDTH_32, /* Destination 32 bit (4 byte) per transaction */
- dmacHw_DST_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_DST_TR_WIDTH_64 /* Destination 64 bit (8 byte) per transaction */
-} dmacHw_TRANSACTION_WIDTH_e;
-
-typedef enum {
- dmacHw_SRC_BURST_WIDTH_0 = dmacHw_REG_CTL_SRC_MSIZE_0, /* Source No burst */
- dmacHw_SRC_BURST_WIDTH_4 = dmacHw_REG_CTL_SRC_MSIZE_4, /* Source 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
- dmacHw_SRC_BURST_WIDTH_8 = dmacHw_REG_CTL_SRC_MSIZE_8, /* Source 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
- dmacHw_SRC_BURST_WIDTH_16 = dmacHw_REG_CTL_SRC_MSIZE_16, /* Source 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
- dmacHw_DST_BURST_WIDTH_0 = dmacHw_REG_CTL_DST_MSIZE_0, /* Destination No burst */
- dmacHw_DST_BURST_WIDTH_4 = dmacHw_REG_CTL_DST_MSIZE_4, /* Destination 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
- dmacHw_DST_BURST_WIDTH_8 = dmacHw_REG_CTL_DST_MSIZE_8, /* Destination 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
- dmacHw_DST_BURST_WIDTH_16 = dmacHw_REG_CTL_DST_MSIZE_16 /* Destination 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
-} dmacHw_BURST_WIDTH_e;
-
-typedef enum {
- dmacHw_TRANSFER_TYPE_MEM_TO_MEM = dmacHw_REG_CTL_TTFC_MM_DMAC, /* Memory to memory transfer */
- dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM = dmacHw_REG_CTL_TTFC_PM_DMAC, /* Peripheral to memory transfer */
- dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_MP_DMAC, /* Memory to peripheral transfer */
- dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_PP_DMAC /* Peripheral to peripheral transfer */
-} dmacHw_TRANSFER_TYPE_e;
-
-typedef enum {
- dmacHw_TRANSFER_MODE_PERREQUEST, /* Block transfer per DMA request */
- dmacHw_TRANSFER_MODE_CONTINUOUS, /* Continuous transfer of streaming data */
- dmacHw_TRANSFER_MODE_PERIODIC /* Periodic transfer of streaming data */
-} dmacHw_TRANSFER_MODE_e;
-
-typedef enum {
- dmacHw_SRC_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_SINC_INC, /* Increment source address after every transaction */
- dmacHw_SRC_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_SINC_DEC, /* Decrement source address after every transaction */
- dmacHw_DST_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_DINC_INC, /* Increment destination address after every transaction */
- dmacHw_DST_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_DINC_DEC, /* Decrement destination address after every transaction */
- dmacHw_SRC_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_SINC_NC, /* No change in source address after every transaction */
- dmacHw_DST_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_DINC_NC /* No change in destination address after every transaction */
-} dmacHw_ADDRESS_UPDATE_MODE_e;
-
-typedef enum {
- dmacHw_FLOW_CONTROL_DMA, /* DMA working as flow controller (default) */
- dmacHw_FLOW_CONTROL_PERIPHERAL /* Peripheral working as flow controller */
-} dmacHw_FLOW_CONTROL_e;
-
-typedef enum {
- dmacHw_TRANSFER_STATUS_BUSY, /* DMA Transfer ongoing */
- dmacHw_TRANSFER_STATUS_DONE, /* DMA Transfer completed */
- dmacHw_TRANSFER_STATUS_ERROR /* DMA Transfer error */
-} dmacHw_TRANSFER_STATUS_e;
-
-typedef enum {
- dmacHw_INTERRUPT_DISABLE, /* Interrupt disable */
- dmacHw_INTERRUPT_ENABLE /* Interrupt enable */
-} dmacHw_INTERRUPT_e;
-
-typedef enum {
- dmacHw_INTERRUPT_STATUS_NONE = 0x0, /* No DMA interrupt */
- dmacHw_INTERRUPT_STATUS_TRANS = 0x1, /* End of DMA transfer interrupt */
- dmacHw_INTERRUPT_STATUS_BLOCK = 0x2, /* End of block transfer interrupt */
- dmacHw_INTERRUPT_STATUS_ERROR = 0x4 /* Error interrupt */
-} dmacHw_INTERRUPT_STATUS_e;
-
-typedef enum {
- dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM, /* Number of DMA channel */
- dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE, /* Maximum channel burst size */
- dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM, /* Number of DMA master interface */
- dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH, /* Channel Data bus width */
- dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE /* Channel FIFO size */
-} dmacHw_CONTROLLER_ATTRIB_e;
-
-typedef unsigned long dmacHw_HANDLE_t; /* DMA channel handle */
-typedef uint32_t dmacHw_ID_t; /* DMA channel Id. Must be created using
- "dmacHw_MAKE_CHANNEL_ID" macro
- */
-/* DMA channel configuration parameters */
-typedef struct {
- uint32_t srcPeripheralPort; /* Source peripheral port */
- uint32_t dstPeripheralPort; /* Destination peripheral port */
- uint32_t srcStatusRegisterAddress; /* Source status register address */
- uint32_t dstStatusRegisterAddress; /* Destination status register address of type */
-
- uint32_t srcGatherWidth; /* Number of bytes gathered before successive gather opearation */
- uint32_t srcGatherJump; /* Number of bytes jumpped before successive gather opearation */
- uint32_t dstScatterWidth; /* Number of bytes sacattered before successive scatter opearation */
- uint32_t dstScatterJump; /* Number of bytes jumpped before successive scatter opearation */
- uint32_t maxDataPerBlock; /* Maximum number of bytes to be transferred per block/descrptor.
- 0 = Maximum possible.
- */
-
- dmacHw_ADDRESS_UPDATE_MODE_e srcUpdate; /* Source address update mode */
- dmacHw_ADDRESS_UPDATE_MODE_e dstUpdate; /* Destination address update mode */
- dmacHw_TRANSFER_TYPE_e transferType; /* DMA transfer type */
- dmacHw_TRANSFER_MODE_e transferMode; /* DMA transfer mode */
- dmacHw_MASTER_INTERFACE_e srcMasterInterface; /* DMA source interface */
- dmacHw_MASTER_INTERFACE_e dstMasterInterface; /* DMA destination interface */
- dmacHw_TRANSACTION_WIDTH_e srcMaxTransactionWidth; /* Source transaction width */
- dmacHw_TRANSACTION_WIDTH_e dstMaxTransactionWidth; /* Destination transaction width */
- dmacHw_BURST_WIDTH_e srcMaxBurstWidth; /* Source burst width */
- dmacHw_BURST_WIDTH_e dstMaxBurstWidth; /* Destination burst width */
- dmacHw_INTERRUPT_e blockTransferInterrupt; /* Block trsnafer interrupt */
- dmacHw_INTERRUPT_e completeTransferInterrupt; /* Complete DMA trsnafer interrupt */
- dmacHw_INTERRUPT_e errorInterrupt; /* Error interrupt */
- dmacHw_CHANNEL_PRIORITY_e channelPriority; /* Channel priority */
- dmacHw_FLOW_CONTROL_e flowControler; /* Data flow controller */
-} dmacHw_CONFIG_t;
-
-/****************************************************************************/
-/**
-* @brief Initializes DMA
-*
-* This function initializes DMA CSP driver
-*
-* @note
-* Must be called before using any DMA channel
-*/
-/****************************************************************************/
-void dmacHw_initDma(void);
-
-/****************************************************************************/
-/**
-* @brief Exit function for DMA
-*
-* This function isolates DMA from the system
-*
-*/
-/****************************************************************************/
-void dmacHw_exitDma(void);
-
-/****************************************************************************/
-/**
-* @brief Gets a handle to a DMA channel
-*
-* This function returns a handle, representing a control block of a particular DMA channel
-*
-* @return -1 - On Failure
-* handle - On Success, representing a channel control block
-*
-* @note
-* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro
-*/
-/****************************************************************************/
-dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */
- );
-
-/****************************************************************************/
-/**
-* @brief Initializes a DMA channel for use
-*
-* This function initializes and resets a DMA channel for use
-*
-* @return -1 - On Failure
-* 0 - On Success
-*
-* @note
-* None
-*/
-/****************************************************************************/
-int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Estimates number of descriptor needed to perform certain DMA transfer
-*
-*
-* @return On failure : -1
-* On success : Number of descriptor count
-*
-*
-*/
-/****************************************************************************/
-int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
- void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
- size_t dataLen /* [ IN ] Data length in bytes */
- );
-
-/****************************************************************************/
-/**
-* @brief Initializes descriptor ring
-*
-* This function will initializes the descriptor ring of a DMA channel
-*
-*
-* @return -1 - On failure
-* 0 - On success
-* @note
-* - "len" parameter should be obtained from "dmacHw_descriptorLen"
-* - Descriptor buffer MUST be 32 bit aligned and uncached as it
-* is accessed by ARM and DMA
-*/
-/****************************************************************************/
-int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */
- uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */
- uint32_t len, /* [ IN ] Size of the pBuf */
- uint32_t num /* [ IN ] Number of descriptor in the ring */
- );
-
-/****************************************************************************/
-/**
-* @brief Finds amount of memory required to form a descriptor ring
-*
-*
-* @return Number of bytes required to form a descriptor ring
-*
-*
-* @note
-* None
-*/
-/****************************************************************************/
-uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */
- );
-
-/****************************************************************************/
-/**
-* @brief Configure DMA channel
-*
-* @return 0 : On success
-* -1 : On failure
-*/
-/****************************************************************************/
-int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */
- );
-
-/****************************************************************************/
-/**
-* @brief Set descriptors for known data length
-*
-* When DMA has to work as a flow controller, this function prepares the
-* descriptor chain to transfer data
-*
-* from:
-* - Memory to memory
-* - Peripheral to memory
-* - Memory to Peripheral
-* - Peripheral to Peripheral
-*
-* @return -1 - On failure
-* 0 - On success
-*
-*/
-/****************************************************************************/
-int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
- void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
- size_t dataLen /* [ IN ] Length in bytes */
- );
-
-/****************************************************************************/
-/**
-* @brief Indicates whether DMA transfer is in progress or completed
-*
-* @return DMA transfer status
-* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing
-* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed
-* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error
-*
-*/
-/****************************************************************************/
-dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Set descriptor carrying control information
-*
-* This function will be used to send specific control information to the device
-* using the DMA channel
-*
-*
-* @return -1 - On failure
-* 0 - On success
-*
-* @note
-* None
-*/
-/****************************************************************************/
-int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- uint32_t ctlAddress, /* [ IN ] Address of the device control register */
- uint32_t control /* [ IN ] Device control information */
- );
-
-/****************************************************************************/
-/**
-* @brief Read data DMA transferred to memory
-*
-* This function will read data that has been DMAed to memory while transferring from:
-* - Memory to memory
-* - Peripheral to memory
-*
-* @return 0 - No more data is available to read
-* 1 - More data might be available to read
-*
-*/
-/****************************************************************************/
-int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- void **ppBbuf, /* [ OUT ] Data received */
- size_t *pLlen /* [ OUT ] Length of the data received */
- );
-
-/****************************************************************************/
-/**
-* @brief Prepares descriptor ring, when source peripheral working as a flow controller
-*
-* This function will form the descriptor ring by allocating buffers, when source peripheral
-* has to work as a flow controller to transfer data from:
-* - Peripheral to memory.
-*
-* @return -1 - On failure
-* 0 - On success
-*
-*
-* @note
-* None
-*/
-/****************************************************************************/
-int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- uint32_t srcAddr, /* [ IN ] Source peripheral address */
- void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */
- int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */
- int num /* [ IN ] Number of descriptor to set */
- );
-
-/****************************************************************************/
-/**
-* @brief Program channel register to initiate transfer
-*
-* @return void
-*
-*
-* @note
-* - Descriptor buffer MUST ALWAYS be flushed before calling this function
-* - This function should also be called from ISR to program the channel with
-* pending descriptors
-*/
-/****************************************************************************/
-void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor /* [ IN ] Descriptor buffer */
- );
-
-/****************************************************************************/
-/**
-* @brief Resets descriptor control information
-*
-* @return void
-*/
-/****************************************************************************/
-void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */
- );
-
-/****************************************************************************/
-/**
-* @brief Program channel register to stop transfer
-*
-* Ensures the channel is not doing any transfer after calling this function
-*
-* @return void
-*
-*/
-/****************************************************************************/
-void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Check the existence of pending descriptor
-*
-* This function confirmes if there is any pending descriptor in the chain
-* to program the channel
-*
-* @return 1 : Channel need to be programmed with pending descriptor
-* 0 : No more pending descriptor to programe the channel
-*
-* @note
-* - This function should be called from ISR in case there are pending
-* descriptor to program the channel.
-*
-* Example:
-*
-* dmac_isr ()
-* {
-* ...
-* if (dmacHw_descriptorPending (handle))
-* {
-* dmacHw_initiateTransfer (handle);
-* }
-* }
-*
-*/
-/****************************************************************************/
-uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- void *pDescriptor /* [ IN ] Descriptor buffer */
- );
-
-/****************************************************************************/
-/**
-* @brief Deallocates source or destination memory, allocated
-*
-* This function can be called to deallocate data memory that was DMAed successfully
-*
-* @return -1 - On failure
-* 0 - On success
-*
-* @note
-* This function will be called ONLY, when source OR destination address is pointing
-* to dynamic memory
-*/
-/****************************************************************************/
-int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */
- );
-
-/****************************************************************************/
-/**
-* @brief Clears the interrupt
-*
-* This function clears the DMA channel specific interrupt
-*
-* @return N/A
-*
-* @note
-* Must be called under the context of ISR
-*/
-/****************************************************************************/
-void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Returns the cause of channel specific DMA interrupt
-*
-* This function returns the cause of interrupt
-*
-* @return Interrupt status, each bit representing a specific type of interrupt
-* of type dmacHw_INTERRUPT_STATUS_e
-* @note
-* This function should be called under the context of ISR
-*/
-/****************************************************************************/
-dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Indentifies a DMA channel causing interrupt
-*
-* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e
-*
-* @return NULL : No channel causing DMA interrupt
-* ! NULL : Handle to a channel causing DMA interrupt
-* @note
-* dmacHw_clearInterrupt() must be called with a valid handle after calling this function
-*/
-/****************************************************************************/
-dmacHw_HANDLE_t dmacHw_getInterruptSource(void);
-
-/****************************************************************************/
-/**
-* @brief Sets channel specific user data
-*
-* This function associates user data to a specific DMA channel
-*
-*/
-/****************************************************************************/
-void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- void *userData /* [ IN ] User data */
- );
-
-/****************************************************************************/
-/**
-* @brief Gets channel specific user data
-*
-* This function returns user data specific to a DMA channel
-*
-* @return user data
-*/
-/****************************************************************************/
-void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
- );
-
-/****************************************************************************/
-/**
-* @brief Displays channel specific registers and other control parameters
-*
-*
-* @return void
-*
-* @note
-* None
-*/
-/****************************************************************************/
-void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- void *pDescriptor, /* [ IN ] Descriptor buffer */
- int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
- );
-
-/****************************************************************************/
-/**
-* @brief Provides DMA controller attributes
-*
-*
-* @return DMA controller attributes
-*
-* @note
-* None
-*/
-/****************************************************************************/
-uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
- dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controller attribute of type dmacHw_CONTROLLER_ATTRIB_e */
- );
-
-#endif /* _DMACHW_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-#ifndef CSP_ERRNO_H
-#define CSP_ERRNO_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#if defined(__KERNEL__)
-#include <linux/errno.h>
-#elif defined(CSP_SIMULATION)
-#include <asm-generic/errno.h>
-#else
-#include <errno.h>
-#endif
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-#endif /* CSP_ERRNO_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-
-/****************************************************************************/
-/**
-* @file intcHw.h
-*
-* @brief generic interrupt controller API
-*
-* @note
-* None
-*/
-/****************************************************************************/
-
-#ifndef _INTCHW_H
-#define _INTCHW_H
-
-/* ---- Include Files ---------------------------------------------------- */
-#include <mach/csp/intcHw_reg.h>
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-static inline void intcHw_irq_disable(void *basep, uint32_t mask);
-static inline void intcHw_irq_enable(void *basep, uint32_t mask);
-
-#endif /* _INTCHW_H */
-
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-
-#ifndef CSP_MODULE_H
-#define CSP_MODULE_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#ifdef __KERNEL__
- #include <linux/module.h>
-#else
- #define EXPORT_SYMBOL(symbol)
-#endif
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-
-#endif /* CSP_MODULE_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-/****************************************************************************/
-/**
-* @file reg.h
-*
-* @brief Generic register definitions used in CSP
-*/
-/****************************************************************************/
-
-#ifndef CSP_REG_H
-#define CSP_REG_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#include <csp/stdint.h>
-
-/* ---- Public Constants and Types --------------------------------------- */
-
-#define __REG32(x) (*((volatile uint32_t *)(x)))
-#define __REG16(x) (*((volatile uint16_t *)(x)))
-#define __REG8(x) (*((volatile uint8_t *) (x)))
-
-/* Macros used to define a sequence of reserved registers. The start / end */
-/* are byte offsets in the particular register definition, with the "end" */
-/* being the offset of the next un-reserved register. E.g. if offsets */
-/* 0x10 through to 0x1f are reserved, then this reserved area could be */
-/* specified as follows. */
-/* typedef struct */
-/* { */
-/* uint32_t reg1; offset 0x00 */
-/* uint32_t reg2; offset 0x04 */
-/* uint32_t reg3; offset 0x08 */
-/* uint32_t reg4; offset 0x0c */
-/* REG32_RSVD(0x10, 0x20); */
-/* uint32_t reg5; offset 0x20 */
-/* ... */
-/* } EXAMPLE_REG_t; */
-#define REG8_RSVD(start, end) uint8_t rsvd_##start[(end - start) / sizeof(uint8_t)]
-#define REG16_RSVD(start, end) uint16_t rsvd_##start[(end - start) / sizeof(uint16_t)]
-#define REG32_RSVD(start, end) uint32_t rsvd_##start[(end - start) / sizeof(uint32_t)]
-
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-/* Note: When protecting multiple statements, the REG_LOCAL_IRQ_SAVE and */
-/* REG_LOCAL_IRQ_RESTORE must be enclosed in { } to allow the */
-/* flags variable to be declared locally. */
-/* e.g. */
-/* statement1; */
-/* { */
-/* REG_LOCAL_IRQ_SAVE; */
-/* <multiple statements here> */
-/* REG_LOCAL_IRQ_RESTORE; */
-/* } */
-/* statement2; */
-/* */
-
-#if defined(__KERNEL__) && !defined(STANDALONE)
-#include <mach/hardware.h>
-#include <linux/interrupt.h>
-
-#define REG_LOCAL_IRQ_SAVE HW_DECLARE_SPINLOCK(reg32) \
- unsigned long flags; HW_IRQ_SAVE(reg32, flags)
-
-#define REG_LOCAL_IRQ_RESTORE HW_IRQ_RESTORE(reg32, flags)
-
-#else
-
-#define REG_LOCAL_IRQ_SAVE
-#define REG_LOCAL_IRQ_RESTORE
-
-#endif
-
-static inline void reg32_modify_and(volatile uint32_t *reg, uint32_t value)
-{
- REG_LOCAL_IRQ_SAVE;
- *reg &= value;
- REG_LOCAL_IRQ_RESTORE;
-}
-
-static inline void reg32_modify_or(volatile uint32_t *reg, uint32_t value)
-{
- REG_LOCAL_IRQ_SAVE;
- *reg |= value;
- REG_LOCAL_IRQ_RESTORE;
-}
-
-static inline void reg32_modify_mask(volatile uint32_t *reg, uint32_t mask,
- uint32_t value)
-{
- REG_LOCAL_IRQ_SAVE;
- *reg = (*reg & mask) | value;
- REG_LOCAL_IRQ_RESTORE;
-}
-
-static inline void reg32_write(volatile uint32_t *reg, uint32_t value)
-{
- *reg = value;
-}
-
-#endif /* CSP_REG_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-/****************************************************************************/
-/**
-* @file secHw.h
-*
-* @brief Definitions for accessing low level security features
-*
-*/
-/****************************************************************************/
-#ifndef SECHW_H
-#define SECHW_H
-
-typedef void (*secHw_FUNC_t) (void);
-
-typedef enum {
- secHw_MODE_SECURE = 0x0, /* Switches processor into secure mode */
- secHw_MODE_NONSECURE = 0x1 /* Switches processor into non-secure mode */
-} secHw_MODE;
-
-/****************************************************************************/
-/**
-* @brief Requesting to execute the function in secure mode
-*
-* This function requests the given function to run in secure mode
-*
-*/
-/****************************************************************************/
-void secHw_RunSecure(secHw_FUNC_t /* Function to run in secure mode */
- );
-
-/****************************************************************************/
-/**
-* @brief Sets the mode
-*
-* his function sets the processor mode (secure/non-secure)
-*
-*/
-/****************************************************************************/
-void secHw_SetMode(secHw_MODE /* Processor mode */
- );
-
-/****************************************************************************/
-/**
-* @brief Get the current mode
-*
-* This function retieves the processor mode (secure/non-secure)
-*
-*/
-/****************************************************************************/
-void secHw_GetMode(secHw_MODE *);
-
-#endif /* SECHW_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-#ifndef CSP_STDINT_H
-#define CSP_STDINT_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#ifdef __KERNEL__
-#include <linux/types.h>
-#else
-#include <stdint.h>
-#endif
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-#endif /* CSP_STDINT_H */
+++ /dev/null
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-
-
-#ifndef CSP_STRING_H
-#define CSP_STRING_H
-
-/* ---- Include Files ---------------------------------------------------- */
-
-#ifdef __KERNEL__
- #include <linux/string.h>
-#else
- #include <string.h>
-#endif
-
-/* ---- Public Constants and Types --------------------------------------- */
-/* ---- Public Variable Externs ------------------------------------------ */
-/* ---- Public Function Prototypes --------------------------------------- */
-
-
-#endif /* CSP_STRING_H */
-
+++ /dev/null
-/*****************************************************************************
-* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-/****************************************************************************/
-/**
-* @file tmrHw.h
-*
-* @brief API definitions for low level Timer driver
-*
-*/
-/****************************************************************************/
-#ifndef _TMRHW_H
-#define _TMRHW_H
-
-#include <csp/stdint.h>
-
-typedef uint32_t tmrHw_ID_t; /* Timer ID */
-typedef uint32_t tmrHw_COUNT_t; /* Timer count */
-typedef uint32_t tmrHw_INTERVAL_t; /* Timer interval */
-typedef uint32_t tmrHw_RATE_t; /* Timer event (count/interrupt) rate */
-
-typedef enum {
- tmrHw_INTERRUPT_STATUS_SET, /* Interrupted */
- tmrHw_INTERRUPT_STATUS_UNSET /* No Interrupt */
-} tmrHw_INTERRUPT_STATUS_e;
-
-typedef enum {
- tmrHw_CAPABILITY_CLOCK, /* Clock speed in HHz */
- tmrHw_CAPABILITY_RESOLUTION /* Timer resolution in bits */
-} tmrHw_CAPABILITY_e;
-
-/****************************************************************************/
-/**
-* @brief Get timer capability
-*
-* This function returns various capabilities/attributes of a timer
-*
-* @return Numeric capability
-*
-*/
-/****************************************************************************/
-uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
- tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */
-);
-
-/****************************************************************************/
-/**
-* @brief Configures a periodic timer in terms of timer interrupt rate
-*
-* This function initializes a periodic timer to generate specific number of
-* timer interrupt per second
-*
-* @return On success: Effective timer frequency
-* On failure: 0
-*
-*/
-/****************************************************************************/
-tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
- tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */
-);
-
-/****************************************************************************/
-/**
-* @brief Configures a periodic timer to generate timer interrupt after
-* certain time interval
-*
-* This function initializes a periodic timer to generate timer interrupt
-* after every time interval in millisecond
-*
-* @return On success: Effective interval set in mili-second
-* On failure: 0
-*
-*/
-/****************************************************************************/
-tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
- tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
-);
-
-/****************************************************************************/
-/**
-* @brief Configures a periodic timer to generate timer interrupt just once
-* after certain time interval
-*
-* This function initializes a periodic timer to generate a single ticks after
-* certain time interval in millisecond
-*
-* @return On success: Effective interval set in mili-second
-* On failure: 0
-*
-*/
-/****************************************************************************/
-tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
- tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
-);
-
-/****************************************************************************/
-/**
-* @brief Configures a timer to run as a free running timer
-*
-* This function initializes a timer to run as a free running timer
-*
-* @return Timer resolution (count / sec)
-*
-*/
-/****************************************************************************/
-tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
- uint32_t divider /* [ IN ] Dividing the clock frequency */
-) __attribute__ ((section(".aramtext")));
-
-/****************************************************************************/
-/**
-* @brief Starts a timer
-*
-* This function starts a preconfigured timer
-*
-* @return -1 - On Failure
-* 0 - On Success
-*/
-/****************************************************************************/
-int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
-) __attribute__ ((section(".aramtext")));
-
-/****************************************************************************/
-/**
-* @brief Stops a timer
-*
-* This function stops a running timer
-*
-* @return -1 - On Failure
-* 0 - On Success
-*/
-/****************************************************************************/
-int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
-);
-
-/****************************************************************************/
-/**
-* @brief Gets current timer count
-*
-* This function returns the current timer value
-*
-* @return Current downcounting timer value
-*
-*/
-/****************************************************************************/
-tmrHw_COUNT_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */
-) __attribute__ ((section(".aramtext")));
-
-/****************************************************************************/
-/**
-* @brief Gets timer count rate
-*
-* This function returns the number of counts per second
-*
-* @return Count rate
-*
-*/
-/****************************************************************************/
-tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */
-) __attribute__ ((section(".aramtext")));
-
-/****************************************************************************/
-/**
-* @brief Enables timer interrupt
-*
-* This function enables the timer interrupt
-*
-* @return N/A
-*
-*/
-/****************************************************************************/
-void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
-);
-
-/****************************************************************************/
-/**
-* @brief Disables timer interrupt
-*
-* This function disable the timer interrupt
-*
-* @return N/A
-*/
-/****************************************************************************/
-void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
-);
-
-/****************************************************************************/
-/**
-* @brief Clears the interrupt
-*
-* This function clears the timer interrupt
-*
-* @return N/A
-*
-* @note
-* Must be called under the context of ISR
-*/
-/****************************************************************************/
-void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
-);
-
-/****************************************************************************/
-/**
-* @brief Gets the interrupt status
-*
-* This function returns timer interrupt status
-*
-* @return Interrupt status
-*/
-/****************************************************************************/
-tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */
-);
-
-/****************************************************************************/
-/**
-* @brief Indentifies a timer causing interrupt
-*
-* This functions returns a timer causing interrupt
-*
-* @return 0xFFFFFFFF : No timer causing an interrupt
-* ! 0xFFFFFFFF : timer causing an interrupt
-* @note
-* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function
-*/
-/****************************************************************************/
-tmrHw_ID_t tmrHw_getInterruptSource(void);
-
-/****************************************************************************/
-/**
-* @brief Displays specific timer registers
-*
-*
-* @return void
-*
-*/
-/****************************************************************************/
-void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */
- int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
-);
-
-/****************************************************************************/
-/**
-* @brief Use a timer to perform a busy wait delay for a number of usecs.
-*
-* @return N/A
-*/
-/****************************************************************************/
-void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */
- unsigned long usecs /* [ IN ] usec to delay */
-) __attribute__ ((section(".aramtext")));
-
-#endif /* _TMRHW_H */
/* ---- Include Files ----------------------------------------------------- */
-#include <csp/stdint.h>
-#include <csp/errno.h>
-#include <csp/reg.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <mach/csp/reg.h>
#include <mach/csp/chipcHw_reg.h>
/* ---- Public Constants and Types ---------------------------------------- */
/* ---- Include Files ----------------------------------------------------- */
-#include <csp/errno.h>
-#include <csp/reg.h>
+#include <linux/errno.h>
+#include <mach/csp/reg.h>
#include <mach/csp/chipcHw_reg.h>
#include <mach/csp/chipcHw_def.h>
#define CHIPCHW_REG_H
#include <mach/csp/mm_io.h>
-#include <csp/reg.h>
+#include <mach/csp/reg.h>
#include <mach/csp/ddrcReg.h>
#define chipcHw_BASE_ADDRESS MM_IO_BASE_CHIPC
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/reg.h>
-#include <csp/stdint.h>
+#include <mach/csp/reg.h>
+#include <linux/types.h>
#include <mach/csp/mm_io.h>
--- /dev/null
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw.h
+*
+* @brief API definitions for low level DMA controller driver
+*
+*/
+/****************************************************************************/
+#ifndef _DMACHW_H
+#define _DMACHW_H
+
+#include <stddef.h>
+
+#include <linux/types.h>
+#include <mach/csp/dmacHw_reg.h>
+
+/* Define DMA Channel ID using DMA controller number (m) and channel number (c).
+
+ System specific channel ID should be defined as follows
+
+ For example:
+
+ #include <dmacHw.h>
+ ...
+ #define systemHw_LCD_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,5)
+ #define systemHw_SWITCH_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,0)
+ #define systemHw_SWITCH_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,1)
+ #define systemHw_APM_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,3)
+ #define systemHw_APM_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,4)
+ ...
+ #define systemHw_SHARED1_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,4)
+ #define systemHw_SHARED2_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,5)
+ #define systemHw_SHARED3_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,6)
+ ...
+*/
+#define dmacHw_MAKE_CHANNEL_ID(m, c) (m << 8 | c)
+
+typedef enum {
+ dmacHw_CHANNEL_PRIORITY_0 = dmacHw_REG_CFG_LO_CH_PRIORITY_0, /* Channel priority 0. Lowest priority DMA channel */
+ dmacHw_CHANNEL_PRIORITY_1 = dmacHw_REG_CFG_LO_CH_PRIORITY_1, /* Channel priority 1 */
+ dmacHw_CHANNEL_PRIORITY_2 = dmacHw_REG_CFG_LO_CH_PRIORITY_2, /* Channel priority 2 */
+ dmacHw_CHANNEL_PRIORITY_3 = dmacHw_REG_CFG_LO_CH_PRIORITY_3, /* Channel priority 3 */
+ dmacHw_CHANNEL_PRIORITY_4 = dmacHw_REG_CFG_LO_CH_PRIORITY_4, /* Channel priority 4 */
+ dmacHw_CHANNEL_PRIORITY_5 = dmacHw_REG_CFG_LO_CH_PRIORITY_5, /* Channel priority 5 */
+ dmacHw_CHANNEL_PRIORITY_6 = dmacHw_REG_CFG_LO_CH_PRIORITY_6, /* Channel priority 6 */
+ dmacHw_CHANNEL_PRIORITY_7 = dmacHw_REG_CFG_LO_CH_PRIORITY_7 /* Channel priority 7. Highest priority DMA channel */
+} dmacHw_CHANNEL_PRIORITY_e;
+
+/* Source destination master interface */
+typedef enum {
+ dmacHw_SRC_MASTER_INTERFACE_1 = dmacHw_REG_CTL_SMS_1, /* Source DMA master interface 1 */
+ dmacHw_SRC_MASTER_INTERFACE_2 = dmacHw_REG_CTL_SMS_2, /* Source DMA master interface 2 */
+ dmacHw_DST_MASTER_INTERFACE_1 = dmacHw_REG_CTL_DMS_1, /* Destination DMA master interface 1 */
+ dmacHw_DST_MASTER_INTERFACE_2 = dmacHw_REG_CTL_DMS_2 /* Destination DMA master interface 2 */
+} dmacHw_MASTER_INTERFACE_e;
+
+typedef enum {
+ dmacHw_SRC_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_SRC_TR_WIDTH_8, /* Source 8 bit (1 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_SRC_TR_WIDTH_16, /* Source 16 bit (2 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_SRC_TR_WIDTH_32, /* Source 32 bit (4 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_SRC_TR_WIDTH_64, /* Source 64 bit (8 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_DST_TR_WIDTH_8, /* Destination 8 bit (1 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_DST_TR_WIDTH_16, /* Destination 16 bit (2 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_DST_TR_WIDTH_32, /* Destination 32 bit (4 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_DST_TR_WIDTH_64 /* Destination 64 bit (8 byte) per transaction */
+} dmacHw_TRANSACTION_WIDTH_e;
+
+typedef enum {
+ dmacHw_SRC_BURST_WIDTH_0 = dmacHw_REG_CTL_SRC_MSIZE_0, /* Source No burst */
+ dmacHw_SRC_BURST_WIDTH_4 = dmacHw_REG_CTL_SRC_MSIZE_4, /* Source 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_SRC_BURST_WIDTH_8 = dmacHw_REG_CTL_SRC_MSIZE_8, /* Source 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_SRC_BURST_WIDTH_16 = dmacHw_REG_CTL_SRC_MSIZE_16, /* Source 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_0 = dmacHw_REG_CTL_DST_MSIZE_0, /* Destination No burst */
+ dmacHw_DST_BURST_WIDTH_4 = dmacHw_REG_CTL_DST_MSIZE_4, /* Destination 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_8 = dmacHw_REG_CTL_DST_MSIZE_8, /* Destination 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_16 = dmacHw_REG_CTL_DST_MSIZE_16 /* Destination 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+} dmacHw_BURST_WIDTH_e;
+
+typedef enum {
+ dmacHw_TRANSFER_TYPE_MEM_TO_MEM = dmacHw_REG_CTL_TTFC_MM_DMAC, /* Memory to memory transfer */
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM = dmacHw_REG_CTL_TTFC_PM_DMAC, /* Peripheral to memory transfer */
+ dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_MP_DMAC, /* Memory to peripheral transfer */
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_PP_DMAC /* Peripheral to peripheral transfer */
+} dmacHw_TRANSFER_TYPE_e;
+
+typedef enum {
+ dmacHw_TRANSFER_MODE_PERREQUEST, /* Block transfer per DMA request */
+ dmacHw_TRANSFER_MODE_CONTINUOUS, /* Continuous transfer of streaming data */
+ dmacHw_TRANSFER_MODE_PERIODIC /* Periodic transfer of streaming data */
+} dmacHw_TRANSFER_MODE_e;
+
+typedef enum {
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_SINC_INC, /* Increment source address after every transaction */
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_SINC_DEC, /* Decrement source address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_DINC_INC, /* Increment destination address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_DINC_DEC, /* Decrement destination address after every transaction */
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_SINC_NC, /* No change in source address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_DINC_NC /* No change in destination address after every transaction */
+} dmacHw_ADDRESS_UPDATE_MODE_e;
+
+typedef enum {
+ dmacHw_FLOW_CONTROL_DMA, /* DMA working as flow controller (default) */
+ dmacHw_FLOW_CONTROL_PERIPHERAL /* Peripheral working as flow controller */
+} dmacHw_FLOW_CONTROL_e;
+
+typedef enum {
+ dmacHw_TRANSFER_STATUS_BUSY, /* DMA Transfer ongoing */
+ dmacHw_TRANSFER_STATUS_DONE, /* DMA Transfer completed */
+ dmacHw_TRANSFER_STATUS_ERROR /* DMA Transfer error */
+} dmacHw_TRANSFER_STATUS_e;
+
+typedef enum {
+ dmacHw_INTERRUPT_DISABLE, /* Interrupt disable */
+ dmacHw_INTERRUPT_ENABLE /* Interrupt enable */
+} dmacHw_INTERRUPT_e;
+
+typedef enum {
+ dmacHw_INTERRUPT_STATUS_NONE = 0x0, /* No DMA interrupt */
+ dmacHw_INTERRUPT_STATUS_TRANS = 0x1, /* End of DMA transfer interrupt */
+ dmacHw_INTERRUPT_STATUS_BLOCK = 0x2, /* End of block transfer interrupt */
+ dmacHw_INTERRUPT_STATUS_ERROR = 0x4 /* Error interrupt */
+} dmacHw_INTERRUPT_STATUS_e;
+
+typedef enum {
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM, /* Number of DMA channel */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE, /* Maximum channel burst size */
+ dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM, /* Number of DMA master interface */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH, /* Channel Data bus width */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE /* Channel FIFO size */
+} dmacHw_CONTROLLER_ATTRIB_e;
+
+typedef unsigned long dmacHw_HANDLE_t; /* DMA channel handle */
+typedef uint32_t dmacHw_ID_t; /* DMA channel Id. Must be created using
+ "dmacHw_MAKE_CHANNEL_ID" macro
+ */
+/* DMA channel configuration parameters */
+typedef struct {
+ uint32_t srcPeripheralPort; /* Source peripheral port */
+ uint32_t dstPeripheralPort; /* Destination peripheral port */
+ uint32_t srcStatusRegisterAddress; /* Source status register address */
+ uint32_t dstStatusRegisterAddress; /* Destination status register address of type */
+
+ uint32_t srcGatherWidth; /* Number of bytes gathered before successive gather opearation */
+ uint32_t srcGatherJump; /* Number of bytes jumpped before successive gather opearation */
+ uint32_t dstScatterWidth; /* Number of bytes sacattered before successive scatter opearation */
+ uint32_t dstScatterJump; /* Number of bytes jumpped before successive scatter opearation */
+ uint32_t maxDataPerBlock; /* Maximum number of bytes to be transferred per block/descrptor.
+ 0 = Maximum possible.
+ */
+
+ dmacHw_ADDRESS_UPDATE_MODE_e srcUpdate; /* Source address update mode */
+ dmacHw_ADDRESS_UPDATE_MODE_e dstUpdate; /* Destination address update mode */
+ dmacHw_TRANSFER_TYPE_e transferType; /* DMA transfer type */
+ dmacHw_TRANSFER_MODE_e transferMode; /* DMA transfer mode */
+ dmacHw_MASTER_INTERFACE_e srcMasterInterface; /* DMA source interface */
+ dmacHw_MASTER_INTERFACE_e dstMasterInterface; /* DMA destination interface */
+ dmacHw_TRANSACTION_WIDTH_e srcMaxTransactionWidth; /* Source transaction width */
+ dmacHw_TRANSACTION_WIDTH_e dstMaxTransactionWidth; /* Destination transaction width */
+ dmacHw_BURST_WIDTH_e srcMaxBurstWidth; /* Source burst width */
+ dmacHw_BURST_WIDTH_e dstMaxBurstWidth; /* Destination burst width */
+ dmacHw_INTERRUPT_e blockTransferInterrupt; /* Block trsnafer interrupt */
+ dmacHw_INTERRUPT_e completeTransferInterrupt; /* Complete DMA trsnafer interrupt */
+ dmacHw_INTERRUPT_e errorInterrupt; /* Error interrupt */
+ dmacHw_CHANNEL_PRIORITY_e channelPriority; /* Channel priority */
+ dmacHw_FLOW_CONTROL_e flowControler; /* Data flow controller */
+} dmacHw_CONFIG_t;
+
+/****************************************************************************/
+/**
+* @brief Initializes DMA
+*
+* This function initializes DMA CSP driver
+*
+* @note
+* Must be called before using any DMA channel
+*/
+/****************************************************************************/
+void dmacHw_initDma(void);
+
+/****************************************************************************/
+/**
+* @brief Exit function for DMA
+*
+* This function isolates DMA from the system
+*
+*/
+/****************************************************************************/
+void dmacHw_exitDma(void);
+
+/****************************************************************************/
+/**
+* @brief Gets a handle to a DMA channel
+*
+* This function returns a handle, representing a control block of a particular DMA channel
+*
+* @return -1 - On Failure
+* handle - On Success, representing a channel control block
+*
+* @note
+* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */
+ );
+
+/****************************************************************************/
+/**
+* @brief Initializes a DMA channel for use
+*
+* This function initializes and resets a DMA channel for use
+*
+* @return -1 - On Failure
+* 0 - On Success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Estimates number of descriptor needed to perform certain DMA transfer
+*
+*
+* @return On failure : -1
+* On success : Number of descriptor count
+*
+*
+*/
+/****************************************************************************/
+int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ );
+
+/****************************************************************************/
+/**
+* @brief Initializes descriptor ring
+*
+* This function will initializes the descriptor ring of a DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+* @note
+* - "len" parameter should be obtained from "dmacHw_descriptorLen"
+* - Descriptor buffer MUST be 32 bit aligned and uncached as it
+* is accessed by ARM and DMA
+*/
+/****************************************************************************/
+int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */
+ uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */
+ uint32_t len, /* [ IN ] Size of the pBuf */
+ uint32_t num /* [ IN ] Number of descriptor in the ring */
+ );
+
+/****************************************************************************/
+/**
+* @brief Finds amount of memory required to form a descriptor ring
+*
+*
+* @return Number of bytes required to form a descriptor ring
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */
+ );
+
+/****************************************************************************/
+/**
+* @brief Configure DMA channel
+*
+* @return 0 : On success
+* -1 : On failure
+*/
+/****************************************************************************/
+int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set descriptors for known data length
+*
+* When DMA has to work as a flow controller, this function prepares the
+* descriptor chain to transfer data
+*
+* from:
+* - Memory to memory
+* - Peripheral to memory
+* - Memory to Peripheral
+* - Peripheral to Peripheral
+*
+* @return -1 - On failure
+* 0 - On success
+*
+*/
+/****************************************************************************/
+int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Length in bytes */
+ );
+
+/****************************************************************************/
+/**
+* @brief Indicates whether DMA transfer is in progress or completed
+*
+* @return DMA transfer status
+* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing
+* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed
+* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error
+*
+*/
+/****************************************************************************/
+dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set descriptor carrying control information
+*
+* This function will be used to send specific control information to the device
+* using the DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t ctlAddress, /* [ IN ] Address of the device control register */
+ uint32_t control /* [ IN ] Device control information */
+ );
+
+/****************************************************************************/
+/**
+* @brief Read data DMA transferred to memory
+*
+* This function will read data that has been DMAed to memory while transferring from:
+* - Memory to memory
+* - Peripheral to memory
+*
+* @return 0 - No more data is available to read
+* 1 - More data might be available to read
+*
+*/
+/****************************************************************************/
+int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void **ppBbuf, /* [ OUT ] Data received */
+ size_t *pLlen /* [ OUT ] Length of the data received */
+ );
+
+/****************************************************************************/
+/**
+* @brief Prepares descriptor ring, when source peripheral working as a flow controller
+*
+* This function will form the descriptor ring by allocating buffers, when source peripheral
+* has to work as a flow controller to transfer data from:
+* - Peripheral to memory.
+*
+* @return -1 - On failure
+* 0 - On success
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t srcAddr, /* [ IN ] Source peripheral address */
+ void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */
+ int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */
+ int num /* [ IN ] Number of descriptor to set */
+ );
+
+/****************************************************************************/
+/**
+* @brief Program channel register to initiate transfer
+*
+* @return void
+*
+*
+* @note
+* - Descriptor buffer MUST ALWAYS be flushed before calling this function
+* - This function should also be called from ISR to program the channel with
+* pending descriptors
+*/
+/****************************************************************************/
+void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Resets descriptor control information
+*
+* @return void
+*/
+/****************************************************************************/
+void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Program channel register to stop transfer
+*
+* Ensures the channel is not doing any transfer after calling this function
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Check the existence of pending descriptor
+*
+* This function confirmes if there is any pending descriptor in the chain
+* to program the channel
+*
+* @return 1 : Channel need to be programmed with pending descriptor
+* 0 : No more pending descriptor to programe the channel
+*
+* @note
+* - This function should be called from ISR in case there are pending
+* descriptor to program the channel.
+*
+* Example:
+*
+* dmac_isr ()
+* {
+* ...
+* if (dmacHw_descriptorPending (handle))
+* {
+* dmacHw_initiateTransfer (handle);
+* }
+* }
+*
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Deallocates source or destination memory, allocated
+*
+* This function can be called to deallocate data memory that was DMAed successfully
+*
+* @return -1 - On failure
+* 0 - On success
+*
+* @note
+* This function will be called ONLY, when source OR destination address is pointing
+* to dynamic memory
+*/
+/****************************************************************************/
+int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */
+ );
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the DMA channel specific interrupt
+*
+* @return N/A
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Returns the cause of channel specific DMA interrupt
+*
+* This function returns the cause of interrupt
+*
+* @return Interrupt status, each bit representing a specific type of interrupt
+* of type dmacHw_INTERRUPT_STATUS_e
+* @note
+* This function should be called under the context of ISR
+*/
+/****************************************************************************/
+dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Indentifies a DMA channel causing interrupt
+*
+* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e
+*
+* @return NULL : No channel causing DMA interrupt
+* ! NULL : Handle to a channel causing DMA interrupt
+* @note
+* dmacHw_clearInterrupt() must be called with a valid handle after calling this function
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getInterruptSource(void);
+
+/****************************************************************************/
+/**
+* @brief Sets channel specific user data
+*
+* This function associates user data to a specific DMA channel
+*
+*/
+/****************************************************************************/
+void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *userData /* [ IN ] User data */
+ );
+
+/****************************************************************************/
+/**
+* @brief Gets channel specific user data
+*
+* This function returns user data specific to a DMA channel
+*
+* @return user data
+*/
+/****************************************************************************/
+void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Displays channel specific registers and other control parameters
+*
+*
+* @return void
+*
+* @note
+* None
+*/
+/****************************************************************************/
+void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+ );
+
+/****************************************************************************/
+/**
+* @brief Provides DMA controller attributes
+*
+*
+* @return DMA controller attributes
+*
+* @note
+* None
+*/
+/****************************************************************************/
+uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controller attribute of type dmacHw_CONTROLLER_ATTRIB_e */
+ );
+
+#endif /* _DMACHW_H */
#ifndef _DMACHW_PRIV_H
#define _DMACHW_PRIV_H
-#include <csp/stdint.h>
+#include <linux/types.h>
/* Data type for DMA Link List Item */
typedef struct {
#ifndef _DMACHW_REG_H
#define _DMACHW_REG_H
-#include <csp/stdint.h>
+#include <linux/types.h>
#include <mach/csp/mm_io.h>
/* Data type for 64 bit little endian register */
#define _INTCHW_REG_H
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/stdint.h>
-#include <csp/reg.h>
+#include <linux/types.h>
+#include <mach/csp/reg.h>
#include <mach/csp/mm_io.h>
/* ---- Public Constants and Types --------------------------------------- */
--- /dev/null
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file reg.h
+*
+* @brief Generic register definitions used in CSP
+*/
+/****************************************************************************/
+
+#ifndef CSP_REG_H
+#define CSP_REG_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <linux/types.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+#define __REG32(x) (*((volatile uint32_t *)(x)))
+#define __REG16(x) (*((volatile uint16_t *)(x)))
+#define __REG8(x) (*((volatile uint8_t *) (x)))
+
+/* Macros used to define a sequence of reserved registers. The start / end */
+/* are byte offsets in the particular register definition, with the "end" */
+/* being the offset of the next un-reserved register. E.g. if offsets */
+/* 0x10 through to 0x1f are reserved, then this reserved area could be */
+/* specified as follows. */
+/* typedef struct */
+/* { */
+/* uint32_t reg1; offset 0x00 */
+/* uint32_t reg2; offset 0x04 */
+/* uint32_t reg3; offset 0x08 */
+/* uint32_t reg4; offset 0x0c */
+/* REG32_RSVD(0x10, 0x20); */
+/* uint32_t reg5; offset 0x20 */
+/* ... */
+/* } EXAMPLE_REG_t; */
+#define REG8_RSVD(start, end) uint8_t rsvd_##start[(end - start) / sizeof(uint8_t)]
+#define REG16_RSVD(start, end) uint16_t rsvd_##start[(end - start) / sizeof(uint16_t)]
+#define REG32_RSVD(start, end) uint32_t rsvd_##start[(end - start) / sizeof(uint32_t)]
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+/* Note: When protecting multiple statements, the REG_LOCAL_IRQ_SAVE and */
+/* REG_LOCAL_IRQ_RESTORE must be enclosed in { } to allow the */
+/* flags variable to be declared locally. */
+/* e.g. */
+/* statement1; */
+/* { */
+/* REG_LOCAL_IRQ_SAVE; */
+/* <multiple statements here> */
+/* REG_LOCAL_IRQ_RESTORE; */
+/* } */
+/* statement2; */
+/* */
+
+#if defined(__KERNEL__) && !defined(STANDALONE)
+#include <mach/hardware.h>
+#include <linux/interrupt.h>
+
+#define REG_LOCAL_IRQ_SAVE HW_DECLARE_SPINLOCK(reg32) \
+ unsigned long flags; HW_IRQ_SAVE(reg32, flags)
+
+#define REG_LOCAL_IRQ_RESTORE HW_IRQ_RESTORE(reg32, flags)
+
+#else
+
+#define REG_LOCAL_IRQ_SAVE
+#define REG_LOCAL_IRQ_RESTORE
+
+#endif
+
+static inline void reg32_modify_and(volatile uint32_t *reg, uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg &= value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_modify_or(volatile uint32_t *reg, uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg |= value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_modify_mask(volatile uint32_t *reg, uint32_t mask,
+ uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg = (*reg & mask) | value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_write(volatile uint32_t *reg, uint32_t value)
+{
+ *reg = value;
+}
+
+#endif /* CSP_REG_H */
--- /dev/null
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file tmrHw.h
+*
+* @brief API definitions for low level Timer driver
+*
+*/
+/****************************************************************************/
+#ifndef _TMRHW_H
+#define _TMRHW_H
+
+#include <linux/types.h>
+
+typedef uint32_t tmrHw_ID_t; /* Timer ID */
+typedef uint32_t tmrHw_COUNT_t; /* Timer count */
+typedef uint32_t tmrHw_INTERVAL_t; /* Timer interval */
+typedef uint32_t tmrHw_RATE_t; /* Timer event (count/interrupt) rate */
+
+typedef enum {
+ tmrHw_INTERRUPT_STATUS_SET, /* Interrupted */
+ tmrHw_INTERRUPT_STATUS_UNSET /* No Interrupt */
+} tmrHw_INTERRUPT_STATUS_e;
+
+typedef enum {
+ tmrHw_CAPABILITY_CLOCK, /* Clock speed in HHz */
+ tmrHw_CAPABILITY_RESOLUTION /* Timer resolution in bits */
+} tmrHw_CAPABILITY_e;
+
+/****************************************************************************/
+/**
+* @brief Get timer capability
+*
+* This function returns various capabilities/attributes of a timer
+*
+* @return Numeric capability
+*
+*/
+/****************************************************************************/
+uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer in terms of timer interrupt rate
+*
+* This function initializes a periodic timer to generate specific number of
+* timer interrupt per second
+*
+* @return On success: Effective timer frequency
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt after
+* certain time interval
+*
+* This function initializes a periodic timer to generate timer interrupt
+* after every time interval in millisecond
+*
+* @return On success: Effective interval set in mili-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt just once
+* after certain time interval
+*
+* This function initializes a periodic timer to generate a single ticks after
+* certain time interval in millisecond
+*
+* @return On success: Effective interval set in mili-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a timer to run as a free running timer
+*
+* This function initializes a timer to run as a free running timer
+*
+* @return Timer resolution (count / sec)
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ uint32_t divider /* [ IN ] Dividing the clock frequency */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Starts a timer
+*
+* This function starts a preconfigured timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*/
+/****************************************************************************/
+int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Stops a timer
+*
+* This function stops a running timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*/
+/****************************************************************************/
+int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Gets current timer count
+*
+* This function returns the current timer value
+*
+* @return Current downcounting timer value
+*
+*/
+/****************************************************************************/
+tmrHw_COUNT_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Gets timer count rate
+*
+* This function returns the number of counts per second
+*
+* @return Count rate
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Enables timer interrupt
+*
+* This function enables the timer interrupt
+*
+* @return N/A
+*
+*/
+/****************************************************************************/
+void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Disables timer interrupt
+*
+* This function disable the timer interrupt
+*
+* @return N/A
+*/
+/****************************************************************************/
+void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the timer interrupt
+*
+* @return N/A
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Gets the interrupt status
+*
+* This function returns timer interrupt status
+*
+* @return Interrupt status
+*/
+/****************************************************************************/
+tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Indentifies a timer causing interrupt
+*
+* This functions returns a timer causing interrupt
+*
+* @return 0xFFFFFFFF : No timer causing an interrupt
+* ! 0xFFFFFFFF : timer causing an interrupt
+* @note
+* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function
+*/
+/****************************************************************************/
+tmrHw_ID_t tmrHw_getInterruptSource(void);
+
+/****************************************************************************/
+/**
+* @brief Displays specific timer registers
+*
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+);
+
+/****************************************************************************/
+/**
+* @brief Use a timer to perform a busy wait delay for a number of usecs.
+*
+* @return N/A
+*/
+/****************************************************************************/
+void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ unsigned long usecs /* [ IN ] usec to delay */
+) __attribute__ ((section(".aramtext")));
+
+#endif /* _TMRHW_H */
#include <linux/kernel.h>
#include <linux/semaphore.h>
-#include <csp/dmacHw.h>
+#include <mach/csp/dmacHw.h>
#include <mach/timer.h>
/* ---- Constants and Types ---------------------------------------------- */
#define __ASM_ARCH_REG_NAND_H
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/reg.h>
+#include <mach/csp/reg.h>
#include <mach/reg_umi.h>
/* ---- Constants and Types ---------------------------------------------- */
#define __ASM_ARCH_REG_UMI_H
/* ---- Include Files ---------------------------------------------------- */
-#include <csp/reg.h>
+#include <mach/csp/reg.h>
#include <mach/csp/mm_io.h>
/* ---- Constants and Types ---------------------------------------------- */
#include <linux/types.h>
#include <linux/module.h>
-#include <csp/tmrHw.h>
+#include <mach/csp/tmrHw.h>
#include <mach/timer.h>
/* The core.c file initializes timers 1 and 3 as a linux clocksource. */
projects / deliverable / linux.git / commitdiff
