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/*
* include/asm-v850/teg.h -- NB85E-TEG cpu chip
*
* Copyright (C) 2001,02,03 NEC Electronics Corporation
* Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org>
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file COPYING in the main directory of this
* archive for more details.
*
* Written by Miles Bader <miles@gnu.org>
*/
#ifndef __V850_TEG_H__
#define __V850_TEG_H__
/* The TEG uses the V850E cpu core. */
#include <asm/v850e.h>
#include <asm/v850e_cache.h>
#define CPU_MODEL "v850e/nb85e-teg"
#define CPU_MODEL_LONG "NEC V850E/NB85E TEG"
/* For <asm/entry.h> */
/* We use on-chip RAM, for a few miscellaneous variables that must be
accessible using a load instruction relative to R0. On the NB85E/TEG,
There's 60KB of iRAM starting at 0xFFFF0000, however we need the base
address to be addressable by a 16-bit signed offset, so we only use the
second half of it starting from 0xFFFF8000. */
#define R0_RAM_ADDR 0xFFFF8000
/* Hardware-specific interrupt numbers (in the kernel IRQ namespace).
Some of these are parameterized even though there's only a single
interrupt, for compatibility with some generic code that works on other
processor models. */
#define IRQ_INTCMD(n) 6 /* interval timer interrupt */
#define IRQ_INTCMD_NUM 1
#define IRQ_INTSER(n) 16 /* UART reception error */
#define IRQ_INTSER_NUM 1
#define IRQ_INTSR(n) 17 /* UART reception completion */
#define IRQ_INTSR_NUM 1
#define IRQ_INTST(n) 18 /* UART transmission completion */
#define IRQ_INTST_NUM 1
/* For <asm/irq.h> */
#define NUM_CPU_IRQS 64
/* TEG UART details. */
#define V850E_UART_BASE_ADDR(n) (0xFFFFF600 + 0x10 * (n))
#define V850E_UART_ASIM_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0x0)
#define V850E_UART_ASIS_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0x2)
#define V850E_UART_ASIF_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0x4)
#define V850E_UART_CKSR_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0x6)
#define V850E_UART_BRGC_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0x8)
#define V850E_UART_TXB_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0xA)
#define V850E_UART_RXB_ADDR(n) (V850E_UART_BASE_ADDR(n) + 0xC)
#define V850E_UART_NUM_CHANNELS 1
#define V850E_UART_BASE_FREQ CPU_CLOCK_FREQ
/* This is a function that gets called before configuring the UART. */
#define V850E_UART_PRE_CONFIGURE teg_uart_pre_configure
#ifndef __ASSEMBLY__
extern void teg_uart_pre_configure (unsigned chan,
unsigned cflags, unsigned baud);
#endif
/* The TEG RTPU. */
#define V850E_RTPU_BASE_ADDR 0xFFFFF210
/* TEG series timer D details. */
#define V850E_TIMER_D_BASE_ADDR 0xFFFFF210
#define V850E_TIMER_D_TMCD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x0)
#define V850E_TIMER_D_TMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x4)
#define V850E_TIMER_D_CMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x8)
#define V850E_TIMER_D_BASE_FREQ CPU_CLOCK_FREQ
/* `Interrupt Source Select' control register. */
#define TEG_ISS_ADDR 0xFFFFF7FA
#define TEG_ISS (*(volatile u8 *)TEG_ISS_ADDR)
/* Port 0 I/O register (bits 0-3 used). */
#define TEG_PORT0_IO_ADDR 0xFFFFF7F2
#define TEG_PORT0_IO (*(volatile u8 *)TEG_PORT0_IO_ADDR)
/* Port 0 control register (bits 0-3 control mode, 0 = output, 1 = input). */
#define TEG_PORT0_PM_ADDR 0xFFFFF7F4
#define TEG_PORT0_PM (*(volatile u8 *)TEG_PORT0_PM_ADDR)
#ifndef __ASSEMBLY__
extern void teg_init_irqs (void);
#endif
#endif /* __V850_TEG_H__ */
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