| /* |
| * 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__ */ |