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/*****************************************************************************
Copyright(c) 2012 FCI Inc. All Rights Reserved
File name : fc8150_hpi.c
Description : fc8150 host interface
*******************************************************************************/
#include "linux/io.h"
#include "fci_types.h"
#include "fc8150_regs.h"
#include "fci_oal.h"
#define HPIC_READ 0x01 /* read command */
#define HPIC_WRITE 0x02 /* write command */
#define HPIC_AINC 0x04 /* address increment */
#define HPIC_BMODE 0x00 /* byte mode */
#define HPIC_WMODE 0x10 /* word mode */
#define HPIC_LMODE 0x20 /* long mode */
#define HPIC_ENDIAN 0x00 /* little endian */
#define HPIC_CLEAR 0x80 /* currently not used */
#define BBM_BASE_ADDR 0
#define BBM_BASE_OFFSET 0
#define FC8150_ADDR_REG(x) outb(x, (BBM_BASE_ADDR \
+ (BBM_ADDRESS_REG << BBM_BASE_OFFSET)))
#define FC8150_CMD_REG(x) outb(x, (BBM_BASE_ADDR \
+ (BBM_COMMAND_REG << BBM_BASE_OFFSET)))
#define FC8150_DATA_REG_OUT(x) outb(x, (BBM_BASE_ADDR \
+ (BBM_DATA_REG << BBM_BASE_OFFSET)))
#define FC8150_DATA_REG_IN inb(BBM_BASE_ADDR \
+ (BBM_DATA_REG << BBM_BASE_OFFSET))
int fc8150_hpi_init(HANDLE hDevice, u16 param1, u16 param2)
{
OAL_CREATE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_byteread(HANDLE hDevice, u16 addr, u8 *data)
{
u8 command = HPIC_READ | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
*data = FC8150_DATA_REG_IN;
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_wordread(HANDLE hDevice, u16 addr, u16 *data)
{
u8 command = HPIC_READ | HPIC_AINC | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
*data = FC8150_DATA_REG_IN;
*data |= FC8150_DATA_REG_IN << 8;
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_longread(HANDLE hDevice, u16 addr, u32 *data)
{
u8 command = HPIC_READ | HPIC_AINC | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
*data = FC8150_DATA_REG_IN;
*data |= FC8150_DATA_REG_IN << 8;
*data |= FC8150_DATA_REG_IN << 16;
*data |= FC8150_DATA_REG_IN << 24;
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_bulkread(HANDLE hDevice, u16 addr, u8 *data, u16 length)
{
s32 i;
u8 command = HPIC_READ | HPIC_AINC | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
for (i = 0; i < length; i++)
data[i] = FC8150_DATA_REG_IN;
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_bytewrite(HANDLE hDevice, u16 addr, u8 data)
{
u8 command = HPIC_WRITE | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
FC8150_DATA_REG_OUT(data);
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_wordwrite(HANDLE hDevice, u16 addr, u16 data)
{
u8 command = HPIC_WRITE | HPIC_BMODE | HPIC_ENDIAN | HPIC_AINC;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
FC8150_DATA_REG_OUT(data & 0xff);
FC8150_DATA_REG_OUT((data & 0xff00) >> 8);
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_longwrite(HANDLE hDevice, u16 addr, u32 data)
{
u8 command = HPIC_WRITE | HPIC_BMODE | HPIC_ENDIAN | HPIC_AINC;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
FC8150_DATA_REG_OUT(data & 0xff);
FC8150_DATA_REG_OUT((data & 0xff00) >> 8);
FC8150_DATA_REG_OUT((data & 0xff0000) >> 16);
FC8150_DATA_REG_OUT((data & 0xff000000) >> 24);
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_bulkwrite(HANDLE hDevice, u16 addr, u8 *data, u16 length)
{
s32 i;
u8 command = HPIC_WRITE | HPIC_BMODE | HPIC_ENDIAN | HPIC_AINC;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
for (i = 0; i < length; i++)
FC8150_DATA_REG_OUT(data[i]);
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_dataread(HANDLE hDevice, u16 addr, u8 *data, u32 length)
{
s32 i;
u8 command = HPIC_READ | HPIC_BMODE | HPIC_ENDIAN;
OAL_OBTAIN_SEMAPHORE();
FC8150_ADDR_REG(addr & 0xff);
FC8150_ADDR_REG((addr & 0xff00) >> 8);
FC8150_CMD_REG(command);
for (i = 0; i < length; i++)
data[i] = FC8150_DATA_REG_IN;
OAL_RELEASE_SEMAPHORE();
return BBM_OK;
}
int fc8150_hpi_deinit(HANDLE hDevice)
{
OAL_DELETE_SEMAPHORE();
return BBM_OK;
}
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