?? i2chip_hw.h
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/*
********************************************************************************
* TERN, Inc.
* (c) Copyright 2005, http://www.tern.com
*
* - Created to support i2chip module on a variety of TERN hardware platforms.
********************************************************************************
*/
#ifndef _I2CHIP_HW_H_
#define _I2CHIP_HW_H_
#include "types.h"
#ifdef TERN_SC // SensorCore controller, has mapping identical to the RL
#define TERN_RL
#endif
#ifdef TERN_RL // R-Engine-L controller, with mapping at MCS0.
#define I2CHIP_MCS_DIRECT
#define I2CHIP_INT4
#define TERN_RE
#endif // TERN_RL
#ifdef TERN_5E
#define TERN_586
#endif
#ifdef TERN_RD
#define TERN_RE
#endif // TERN_RD
#ifdef TERN_RE
#define TERN_186
#endif
#ifdef TERN_P51
void p51_window(unsigned int page);
#define I2CHIP_WINDOW
#define I2CHIP_P51
#ifdef TERN_186
#define I2CHIP_INT4
#define TERN_16_BIT
#endif // TERN_186
#ifdef TERN_586
#define I2CHIP_INT0
#define I2CHIP_WINDOW_IO
#endif // TERN_586
#endif // TERN_P51
#ifdef TERN_CEYE
#define TERN_EE // C-Eye configured with onboard i2chip, same as EE
#endif
#ifdef TERN_EE
#define TERN_186
#define I2CHIP_MCS_DIRECT
#define I2CHIP_INT4
#define TERN_16_BIT
#endif // TERN_EE
#ifdef TERN_MMC
#define I2CHIP_WINDOW
#define I2CHIP_MMC
#ifdef TERN_RD
#define I2CHIP_INT3
#else
#ifdef TERN_186
#define I2CHIP_INT4
#endif // TERN_186
#endif // TERN_RD
#ifdef TERN_586
#define I2CHIP_INT0
#define I2CHIP_WINDOW_IO
#endif // TERN_586
#endif // TERN_MMC
#ifdef TERN_586
#include "586.h"
void interrupt far int0_isr(void);
void interrupt far spu_m_isr(void);
void interrupt far spu_1_isr(void);
void interrupt far spu_2_isr(void);
#define MMCR 0xdf00
#endif // TERN_586
#ifdef TERN_186
#ifndef TERN_RE
#include "ae.h"
#else
#include "re.h"
#define I2CHIP_SHIFTED_ADDRESS
#endif
#endif
#ifndef I2CHIP_MCS_DIRECT
#ifndef I2CHIP_WINDOW
#ifndef I2CHIP_WINDOW_IO
#error You must define the TERN address mapping used to drive the I2CHIP module!
#endif // I2CHIP_WINDOW_IO
#endif // I2CHIP_MMC_WINDOW
#endif // I2CHIP_MCS_DIRECT
#ifndef I2CHIP_INT0
#ifndef I2CHIP_INT3
#ifndef I2CHIP_INT4
#ifndef I2CHIP_POLL
#error You must specify an interrupt/polling mechanism for the I2CHIP module!
#endif // I2CHIP_POLL
#endif // I2CHIP_INT3
#endif // I2CHIP_INT4
#endif // I2CHIP_INT0
#ifdef I2CHIP_POLL
#define I2CHIP_POLL_ISR(a) { delay_ms(20); disable(); a(); enable(); }
#define INT_INIT(isr)
#define INT_EOI
#endif // I2CHIP_POLL
#ifdef I2CHIP_INT4
#define INT_INIT(isr) int4_init(1, isr)
#define INT_EOI outport(0xff22,0x0010)
#define I2CHIP_POLL_ISR(a)
#endif
#ifdef I2CHIP_INT3
#define INT_INIT(isr) int3_init(1, isr)
#define INT_EOI outport(0xff22,0x000f)
#define I2CHIP_POLL_ISR(a)
#endif
#ifdef I2CHIP_INT0
#define INT_INIT(isr) int0_init(1, isr)
#define INT_EOI outportb(_MPICOCW2_IO,0x61); // 586 only EOI
#define I2CHIP_POLL_ISR(a)
#endif
#ifdef I2CHIP_SHIFTED_ADDRESS
#define SA_OFFSET(a) ((a) << 1)
#else
#define SA_OFFSET(a) a
#endif // I2CHIP_SHIFTED_ADDRESS ... *if*
// -------------------- WINDOW-RELATED DEFINES ----------------------
#ifdef I2CHIP_WINDOW
void i2chip_set_page(u_int addr);
#define I2CHIP_SET_PAGE(p) i2chip_set_page(p)
u_char far* i2chip_mkptr(u_int addr);
void i2chip_push_window(u_int addr);
void i2chip_pop_window(void);
u_int i2chip_get_window(void);
void i2chip_set_window(u_int window_addr);
// Set to command window.
// Note that if you're using other MMC chips within your application, you will
// need to call this function regularly, if you've changed the MMC chip/page
// selection via mmc_window(). The driver code otherwise assume that you never
// change away from chip 7, page 0.
#define WINDOW_RESTORE_BASE i2chip_mkptr(0)
// ----------------------- I2CHIP_WINDOW_IO ----------------------------
#ifdef I2CHIP_WINDOW_IO
#ifdef TERN_5E
#define I2CHIP_BASE_SEG 0x2000 // Address offset for W3100A
#else
#define I2CHIP_BASE_SEG 0x1800 // Address offset for W3100A
#endif
#define COMMAND_BASE_SEG 0x0000
#define SEND_DATA_BUF 0x4000 // Internal Tx buffer address of W3100A
#define RECV_DATA_BUF 0x6000 // Internal Rx buffer address of W3100A
#define WINDOW_BASE_SEGM COMMAND_BASE_SEG
#define MK_FP_WINDOW(a, b) i2chip_mkptr(a+SA_OFFSET(b))
#define MK_FP_SA MK_FP_WINDOW
u_char io_read_value(u_char far* addr);
void io_write_value(u_char far* addr, u_char value);
#define READ_VALUE(a) io_read_value(a)
#define WRITE_VALUE(a, v) io_write_value(a, v)
#define WINDOW_PTR_INC(a) \
if ((FP_OFF(a) & 0xff) == 0xff) \
a = MK_FP_WINDOW(i2chip_get_window() + 0x100, 0); \
else \
a++;
#endif // I2CHIP_WINDOW_IO
// -------------------- !NOT! I2CHIP_WINDOW_IO ----------------------------
#ifndef I2CHIP_WINDOW_IO
#define READ_VALUE(a) *(a)
#define WRITE_VALUE(a, v) *(a) = v
#define WINDOW_BASE_SEGM 0x8000
#define MK_FP_WINDOW(a, b) i2chip_mkptr(a+SA_OFFSET(b))
#define MK_FP_SA MK_FP_WINDOW
#ifdef I2CHIP_SHIFTED_ADDRESS
#define COMMAND_BASE_SEG 0x0000
#define SEND_DATA_BUF 0x8000
#define RECV_DATA_BUF 0xC000
#define WINDOW_PTR_INC(a) \
if ((FP_OFF(a) & 0xff) == 0xfe) \
a = MK_FP_WINDOW(i2chip_get_window() + 0x100, 0); \
else \
a+=2;
#else
#define COMMAND_BASE_SEG 0x0000
#define SEND_DATA_BUF 0x4000
#define RECV_DATA_BUF 0x6000
#define WINDOW_PTR_INC(a) \
if ((FP_OFF(a) & 0xff) == 0xff) \
a = MK_FP_WINDOW(i2chip_get_window() + 0x100, 0); \
else \
a++;
#endif // I2CHIP_SHIFTED_ADDRESS
#endif // NOT I2CHIP_WINDOW_IO
#endif // I2CHIP_WINDOW
// -------------------- I2CHIP_DIRECT ----------------------------
#ifdef I2CHIP_MCS_DIRECT
#define READ_VALUE(a) *(a)
#define WRITE_VALUE(a, v) *(a) = v
#define I2CHIP_BASE_SEG 0x8000
#define MK_FP_SA(a, b) MK_FP(a, SA_OFFSET(b))
#define WINDOW_PTR_INC(a) a+=SA_OFFSET(1);
#define WINDOW_RESTORE_BASE
#define MK_FP_WINDOW MK_FP_SA
#define WINDOW_BASE_SEG I2CHIP_BASE_SEG
#define COMMAND_BASE_SEG I2CHIP_BASE_SEG
#ifdef I2CHIP_SHIFTED_ADDRESS
#define SEND_DATA_BUF 0x8800 // Internal Tx buffer address of W3100A
#define RECV_DATA_BUF 0x8C00 // Internal Rx buffer address of W3100A
#else
#define SEND_DATA_BUF 0x8400 // Internal Tx buffer address of W3100A
#define RECV_DATA_BUF 0x8600 // Internal Rx buffer address of W3100A
#endif // I2CHIP_SHIFTED_ADDRESS
#endif // I2CHIP_MCS_DIRECT
/* Internal register set of W3100A */
#define COMMAND(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, i)))
#define INT_STATUS(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, I2CHIP_C0_ISR + i)))
#define INT_REG ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, I2CHIP_IR)))
#define INTMASK ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, I2CHIP_IMR)))
#define RESETSOCK ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x0A)))
#define RX_PTR_BASE I2CHIP_C0_RW_PR
#define RX_PTR_SIZE (I2CHIP_C1_RW_PR - I2CHIP_C0_RW_PR)
#define RX_WR_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, RX_PTR_BASE + RX_PTR_SIZE * i)))
#define RX_RD_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, RX_PTR_BASE + RX_PTR_SIZE * i + 0x04)))
#define RX_ACK_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, TX_PTR_BASE + TX_PTR_SIZE * i + 0x08)))
#define TX_PTR_BASE I2CHIP_C0_TW_PR
#define TX_PTR_SIZE (I2CHIP_C1_TW_PR - I2CHIP_C0_TW_PR)
#define TX_WR_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, TX_PTR_BASE + TX_PTR_SIZE * i)))
#define TX_RD_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, TX_PTR_BASE + TX_PTR_SIZE * i + 0x04)))
#define TX_ACK_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, RX_PTR_BASE + RX_PTR_SIZE * i + 0x08)))
/* Shadow Register Pointer Define */
/* For windowing purposes, these are definitely outside the first 256-byte Window...
therefore, use the MK_FP_WINDOW macros instead. */
#define SHADOW_RXWR_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x1E0 + 3*i)))
#define SHADOW_RXRD_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x1E1 + 3*i)))
#define SHADOW_TXACK_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x1E2 + 3*i)))
#define SHADOW_TXWR_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x1F0 + 3*i)))
#define SHADOW_TXRD_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, 0x1F1 + 3*i)))
#define SOCK_BASE I2CHIP_C0_SSR
#define SOCK_SIZE (I2CHIP_C1_SSR - I2CHIP_C0_SSR)
#define SOCK_STATUS(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i)))
#define OPT_PROTOCOL(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x01)))
#define DST_HA_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x02)))
#define DST_IP_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x08)))
#define DST_PORT_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x0C)))
#define SRC_PORT_PTR(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x0E)))
#define IP_PROTOCOL(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x10)))
#define TOS(i) ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,SOCK_BASE + SOCK_SIZE * i + 0x11)))
#define MSS(i) ((u_int far *)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x12)))
#define P_WINDOW(i) ((u_int far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,SOCK_BASE + SOCK_SIZE * i + 0x14)))
#define WINDOW(i) ((u_int far*)(MK_FP_WINDOW(COMMAND_BASE_SEG, SOCK_BASE + SOCK_SIZE * i + 0x16)))
#define GATEWAY_PTR ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_GAR)))
#define SUBNET_MASK_PTR ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_SMR)))
#define SRC_HA_PTR ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_SHAR)))
#define SRC_IP_PTR ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_SIPR)))
#define TIMEOUT_PTR ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_IRTR)))
#define RX_DMEM_SIZE ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_RMSR)))
#define TX_DMEM_SIZE ((u_char far *)(MK_FP_WINDOW(COMMAND_BASE_SEG,I2CHIP_TMSR)))
void i2chip_init(void);
#endif // _irchip_hw_h
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